Update makefiles to use the latest WinAVR/Atmel toolchain makefile template.

Add new module source variables to the library core makefile, so that module sources can be added to a project's makefile on a per-module rather than per-file basis.

116 files changed, 2973 insertions, 4245 deletions

diff --git a/Bootloaders/CDC/makefile b/Bootloaders/CDC/makefile
index 339e4ac7a..d39d2b21d 100644
--- a/Bootloaders/CDC/makefile
+++ b/Bootloaders/CDC/makefile
@@ -109,7 +109,7 @@ OBJDIR = .
 LUFA_PATH = ../..
 
 
-# LUFA library compile-time options
+# LUFA library compile-time options and predefined tokens
 LUFA_OPTS  = -D USB_DEVICE_ONLY
 LUFA_OPTS += -D DEVICE_STATE_AS_GPIOR=0
 LUFA_OPTS += -D FIXED_CONTROL_ENDPOINT_SIZE=8
@@ -121,20 +121,14 @@ LUFA_OPTS += -D NO_DEVICE_SELF_POWER
 LUFA_OPTS += -D NO_DEVICE_REMOTE_WAKEUP
 
 
+# Create the LUFA source path variables by including the LUFA root makefile
+include $(LUFA_PATH)/LUFA/makefile
+
+
 # List C source files here. (C dependencies are automatically generated.)
 SRC = $(TARGET).c                                                 \
 	  Descriptors.c                                               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/DevChapter9.c        \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Device.c             \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Endpoint.c           \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Host.c               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/HostChapter9.c       \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/LowLevel.c           \
- 	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Pipe.c               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/USBInterrupt.c       \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/ConfigDescriptor.c  \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/Events.c            \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/USBTask.c           \
+	  $(LUFA_SRC_USB)                                             \
 
 
 # List C++ source files here. (C dependencies are automatically generated.)
@@ -180,16 +174,26 @@ CSTANDARD = -std=c99
 
 
 # Place -D or -U options here for C sources
-CDEFS  = -DF_CPU=$(F_CPU)UL -DF_CLOCK=$(F_CLOCK)UL -DBOARD=BOARD_$(BOARD) $(LUFA_OPTS)
+CDEFS  = -DF_CPU=$(F_CPU)UL
+CDEFS += -DF_CLOCK=$(F_CLOCK)UL
+CDEFS += -DBOARD=BOARD_$(BOARD)
 CDEFS += -DBOOT_START_ADDR=$(BOOT_START)UL
+CDEFS += $(LUFA_OPTS)
 
 
 # Place -D or -U options here for ASM sources
-ADEFS = -DF_CPU=$(F_CPU)
-
+ADEFS  = -DF_CPU=$(F_CPU)
+ADEFS += -DF_CLOCK=$(F_CLOCK)UL
+ADEFS += -DBOARD=BOARD_$(BOARD)
+CDEFS += -DBOOT_START_ADDR=$(BOOT_START)UL
+ADEFS += $(LUFA_OPTS)
 
 # Place -D or -U options here for C++ sources
-CPPDEFS = -DF_CPU=$(F_CPU)UL
+CPPDEFS  = -DF_CPU=$(F_CPU)UL
+CPPDEFS += -DF_CLOCK=$(F_CLOCK)UL
+CPPDEFS += -DBOARD=BOARD_$(BOARD)
+CDEFS += -DBOOT_START_ADDR=$(BOOT_START)UL
+CPPDEFS += $(LUFA_OPTS)
 #CPPDEFS += -D__STDC_LIMIT_MACROS
 #CPPDEFS += -D__STDC_CONSTANT_MACROS
 
@@ -208,14 +212,15 @@ CFLAGS += -O$(OPT)
 CFLAGS += -funsigned-char
 CFLAGS += -funsigned-bitfields
 CFLAGS += -ffunction-sections
+CFLAGS += -fno-inline-small-functions
 CFLAGS += -fpack-struct
 CFLAGS += -fshort-enums
-CFLAGS += -fno-inline-small-functions
 CFLAGS += -fno-strict-aliasing
 CFLAGS += -Wall
 CFLAGS += -Wstrict-prototypes
-CFLAGS += -Wundef
+#CFLAGS += -mshort-calls
 #CFLAGS += -fno-unit-at-a-time
+#CFLAGS += -Wundef
 #CFLAGS += -Wunreachable-code
 #CFLAGS += -Wsign-compare
 CFLAGS += -Wa,-adhlns=$(<:%.c=$(OBJDIR)/%.lst)
@@ -239,7 +244,7 @@ CPPFLAGS += -fpack-struct
 CPPFLAGS += -fshort-enums
 CPPFLAGS += -fno-exceptions
 CPPFLAGS += -Wall
-CFLAGS += -Wundef
+CPPFLAGS += -Wundef
 #CPPFLAGS += -mshort-calls
 #CPPFLAGS += -fno-unit-at-a-time
 #CPPFLAGS += -Wstrict-prototypes
@@ -316,8 +321,7 @@ EXTMEMOPTS =
 #  -Wl,...:     tell GCC to pass this to linker.
 #    -Map:      create map file
 #    --cref:    add cross reference to  map file
-LDFLAGS = -Wl,-Map=$(TARGET).map,--cref
-LDFLAGS += -Wl,--section-start=.text=$(BOOT_START)
+LDFLAGS  = -Wl,-Map=$(TARGET).map,--cref
 LDFLAGS += -Wl,--relax 
 LDFLAGS += -Wl,--gc-sections
 LDFLAGS += $(EXTMEMOPTS)
@@ -329,9 +333,7 @@ LDFLAGS += $(PRINTF_LIB) $(SCANF_LIB) $(MATH_LIB)
 
 #---------------- Programming Options (avrdude) ----------------
 
-# Programming hardware: alf avr910 avrisp bascom bsd 
-# dt006 pavr picoweb pony-stk200 sp12 stk200 stk500
-#
+# Programming hardware
 # Type: avrdude -c ?
 # to get a full listing.
 #
@@ -411,6 +413,7 @@ REMOVEDIR = rm -rf
 COPY = cp
 WINSHELL = cmd
 
+
 # Define Messages
 # English
 MSG_ERRORS_NONE = Errors: none
@@ -456,7 +459,7 @@ ALL_ASFLAGS = -mmcu=$(MCU) -I. -x assembler-with-cpp $(ASFLAGS)
 
 
 # Default target.
-all: begin gccversion sizebefore build showliboptions showtarget sizeafter end
+all: begin gccversion sizebefore build sizeafter end
 
 # Change the build target to build a HEX file or a library.
 build: elf hex eep lss sym
@@ -487,9 +490,7 @@ end:
 
 # Display size of file.
 HEXSIZE = $(SIZE) --target=$(FORMAT) $(TARGET).hex
-ELFSIZE = $(SIZE) $(MCU_FLAG) $(FORMAT_FLAG) $(TARGET).elf
-MCU_FLAG = $(shell $(SIZE) --help | grep -- --mcu > /dev/null && echo --mcu=$(MCU) )
-FORMAT_FLAG = $(shell $(SIZE) --help | grep -- --format=.*avr > /dev/null && echo --format=avr )
+ELFSIZE = $(SIZE) --mcu=$(MCU) --format=avr $(TARGET).elf
 
 sizebefore:
 	@if test -f $(TARGET).elf; then echo; echo $(MSG_SIZE_BEFORE); $(ELFSIZE); \
@@ -499,22 +500,7 @@ sizeafter:
 	@if test -f $(TARGET).elf; then echo; echo $(MSG_SIZE_AFTER); $(ELFSIZE); \
 	2>/dev/null; echo; fi
 
-showliboptions:
-	@echo
-	@echo ---- Compile Time Library Options ----
-	@for i in $(LUFA_OPTS:-D%=%); do \
-		echo $$i; \
-	done
-	@echo --------------------------------------
 
-showtarget:
-	@echo
-	@echo --------- Target Information ---------
-	@echo AVR Model: $(MCU)
-	@echo Board:     $(BOARD)
-	@echo Clock:     $(F_CPU)Hz CPU, $(F_CLOCK)Hz Master
-	@echo --------------------------------------
-	
 
 # Display compiler version information.
 gccversion : 
@@ -583,7 +569,7 @@ extcoff: $(TARGET).elf
 %.hex: %.elf
 	@echo
 	@echo $(MSG_FLASH) $@
-	$(OBJCOPY) -O $(FORMAT) -R .eeprom $< $@
+	$(OBJCOPY) -O $(FORMAT) -R .eeprom -R .fuse -R .lock $< $@
 
 %.eep: %.elf
 	@echo
@@ -595,7 +581,7 @@ extcoff: $(TARGET).elf
 %.lss: %.elf
 	@echo
 	@echo $(MSG_EXTENDED_LISTING) $@
-	$(OBJDUMP) -h -z -S $< > $@
+	$(OBJDUMP) -h -S -z $< > $@
 
 # Create a symbol table from ELF output file.
 %.sym: %.elf
@@ -657,18 +643,16 @@ $(OBJDIR)/%.o : %.S
 # Create preprocessed source for use in sending a bug report.
 %.i : %.c
 	$(CC) -E -mmcu=$(MCU) -I. $(CFLAGS) $< -o $@ 
-	
+
 
 # Target: clean project.
-clean: begin clean_list clean_binary end
+clean: begin clean_list end
 
-clean_binary:
-	$(REMOVE) $(TARGET).hex
-	
-clean_list:
+clean_list :
+	@echo
 	@echo $(MSG_CLEANING)
+	$(REMOVE) $(TARGET).hex
 	$(REMOVE) $(TARGET).eep
-	$(REMOVE) $(TARGET)eep.hex
 	$(REMOVE) $(TARGET).cof
 	$(REMOVE) $(TARGET).elf
 	$(REMOVE) $(TARGET).map
@@ -679,7 +663,6 @@ clean_list:
 	$(REMOVE) $(SRC:.c=.s)
 	$(REMOVE) $(SRC:.c=.d)
 	$(REMOVE) $(SRC:.c=.i)
-	$(REMOVE) InvalidEvents.tmp
 	$(REMOVEDIR) .dep
 
 doxygen:
@@ -699,8 +682,6 @@ $(shell mkdir $(OBJDIR) 2>/dev/null)
 
 
 # Listing of phony targets.
-.PHONY : all showliboptions showtarget begin       \
-finish end sizebefore sizeafter gccversion build   \
-elf hex eep lss sym coff extcoff program clean     \
-debug clean_list clean_binary clean_doxygen        \
-gdb-config doxygen
\ No newline at end of file
+.PHONY : all begin finish end sizebefore sizeafter gccversion \
+build elf hex eep lss sym coff extcoff doxygen clean          \
+clean_list clean_doxygen program debug gdb-config
diff --git a/Bootloaders/DFU/makefile b/Bootloaders/DFU/makefile
index 2aee6ab14..e53fca678 100644
--- a/Bootloaders/DFU/makefile
+++ b/Bootloaders/DFU/makefile
@@ -54,7 +54,7 @@ MCU = at90usb1287
 # Target board (see library "Board Types" documentation, NONE for projects not requiring
 # LUFA board drivers). If USER is selected, put custom board drivers in a directory called 
 # "Board" inside the application directory.
-BOARD = USBKEY
+BOARD  = USBKEY
 
 
 # Processor frequency.
@@ -109,7 +109,7 @@ OBJDIR = .
 LUFA_PATH = ../..
 
 
-# LUFA library compile-time options
+# LUFA library compile-time options and predefined tokens
 LUFA_OPTS  = -D USB_DEVICE_ONLY
 LUFA_OPTS += -D DEVICE_STATE_AS_GPIOR=0
 LUFA_OPTS += -D CONTROL_ONLY_DEVICE
@@ -122,22 +122,16 @@ LUFA_OPTS += -D NO_DEVICE_SELF_POWER
 LUFA_OPTS += -D NO_DEVICE_REMOTE_WAKEUP
 
 
+# Create the LUFA source path variables by including the LUFA root makefile
+include $(LUFA_PATH)/LUFA/makefile
+
+
 # List C source files here. (C dependencies are automatically generated.)
 SRC = $(TARGET).c                                                 \
 	  Descriptors.c                                               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/DevChapter9.c        \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Device.c             \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Endpoint.c           \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Host.c               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/HostChapter9.c       \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/LowLevel.c           \
- 	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Pipe.c               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/USBInterrupt.c       \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/ConfigDescriptor.c  \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/Events.c            \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/USBTask.c           \
-
- 
+	  $(LUFA_SRC_USB)                                             \
+
+
 # List C++ source files here. (C dependencies are automatically generated.)
 CPPSRC = 
 
@@ -149,7 +143,7 @@ CPPSRC =
 #     Even though the DOS/Win* filesystem matches both .s and .S the same,
 #     it will preserve the spelling of the filenames, and gcc itself does
 #     care about how the name is spelled on its command-line.
-ASRC = 
+ASRC =
 
 
 # Optimization level, can be [0, 1, 2, 3, s]. 
@@ -181,16 +175,26 @@ CSTANDARD = -std=c99
 
 
 # Place -D or -U options here for C sources
-CDEFS  = -DF_CPU=$(F_CPU)UL -DF_CLOCK=$(F_CLOCK)UL -DBOARD=BOARD_$(BOARD) $(LUFA_OPTS)
+CDEFS  = -DF_CPU=$(F_CPU)UL
+CDEFS += -DF_CLOCK=$(F_CLOCK)UL
+CDEFS += -DBOARD=BOARD_$(BOARD)
 CDEFS += -DBOOT_START_ADDR=$(BOOT_START)UL
+CDEFS += $(LUFA_OPTS)
 
 
 # Place -D or -U options here for ASM sources
-ADEFS = -DF_CPU=$(F_CPU)
-
+ADEFS  = -DF_CPU=$(F_CPU)
+ADEFS += -DF_CLOCK=$(F_CLOCK)UL
+ADEFS += -DBOARD=BOARD_$(BOARD)
+CDEFS += -DBOOT_START_ADDR=$(BOOT_START)UL
+ADEFS += $(LUFA_OPTS)
 
 # Place -D or -U options here for C++ sources
-CPPDEFS = -DF_CPU=$(F_CPU)UL
+CPPDEFS  = -DF_CPU=$(F_CPU)UL
+CPPDEFS += -DF_CLOCK=$(F_CLOCK)UL
+CPPDEFS += -DBOARD=BOARD_$(BOARD)
+CDEFS += -DBOOT_START_ADDR=$(BOOT_START)UL
+CPPDEFS += $(LUFA_OPTS)
 #CPPDEFS += -D__STDC_LIMIT_MACROS
 #CPPDEFS += -D__STDC_CONSTANT_MACROS
 
@@ -209,15 +213,15 @@ CFLAGS += -O$(OPT)
 CFLAGS += -funsigned-char
 CFLAGS += -funsigned-bitfields
 CFLAGS += -ffunction-sections
-CFLAGS += -fdata-sections
+CFLAGS += -fno-inline-small-functions
 CFLAGS += -fpack-struct
 CFLAGS += -fshort-enums
-CFLAGS += -fno-inline-small-functions
 CFLAGS += -fno-strict-aliasing
 CFLAGS += -Wall
 CFLAGS += -Wstrict-prototypes
-CFLAGS += -Wundef
+#CFLAGS += -mshort-calls
 #CFLAGS += -fno-unit-at-a-time
+#CFLAGS += -Wundef
 #CFLAGS += -Wunreachable-code
 #CFLAGS += -Wsign-compare
 CFLAGS += -Wa,-adhlns=$(<:%.c=$(OBJDIR)/%.lst)
@@ -241,7 +245,7 @@ CPPFLAGS += -fpack-struct
 CPPFLAGS += -fshort-enums
 CPPFLAGS += -fno-exceptions
 CPPFLAGS += -Wall
-CFLAGS += -Wundef
+CPPFLAGS += -Wundef
 #CPPFLAGS += -mshort-calls
 #CPPFLAGS += -fno-unit-at-a-time
 #CPPFLAGS += -Wstrict-prototypes
@@ -318,8 +322,7 @@ EXTMEMOPTS =
 #  -Wl,...:     tell GCC to pass this to linker.
 #    -Map:      create map file
 #    --cref:    add cross reference to  map file
-LDFLAGS = -Wl,-Map=$(TARGET).map,--cref
-LDFLAGS += -Wl,--section-start=.text=$(BOOT_START)
+LDFLAGS  = -Wl,-Map=$(TARGET).map,--cref
 LDFLAGS += -Wl,--relax 
 LDFLAGS += -Wl,--gc-sections
 LDFLAGS += $(EXTMEMOPTS)
@@ -331,9 +334,7 @@ LDFLAGS += $(PRINTF_LIB) $(SCANF_LIB) $(MATH_LIB)
 
 #---------------- Programming Options (avrdude) ----------------
 
-# Programming hardware: alf avr910 avrisp bascom bsd 
-# dt006 pavr picoweb pony-stk200 sp12 stk200 stk500
-#
+# Programming hardware
 # Type: avrdude -c ?
 # to get a full listing.
 #
@@ -413,6 +414,7 @@ REMOVEDIR = rm -rf
 COPY = cp
 WINSHELL = cmd
 
+
 # Define Messages
 # English
 MSG_ERRORS_NONE = Errors: none
@@ -458,7 +460,7 @@ ALL_ASFLAGS = -mmcu=$(MCU) -I. -x assembler-with-cpp $(ASFLAGS)
 
 
 # Default target.
-all: begin gccversion sizebefore build showliboptions showtarget sizeafter end
+all: begin gccversion sizebefore build sizeafter end
 
 # Change the build target to build a HEX file or a library.
 build: elf hex eep lss sym
@@ -489,9 +491,7 @@ end:
 
 # Display size of file.
 HEXSIZE = $(SIZE) --target=$(FORMAT) $(TARGET).hex
-ELFSIZE = $(SIZE) $(MCU_FLAG) $(FORMAT_FLAG) $(TARGET).elf
-MCU_FLAG = $(shell $(SIZE) --help | grep -- --mcu > /dev/null && echo --mcu=$(MCU) )
-FORMAT_FLAG = $(shell $(SIZE) --help | grep -- --format=.*avr > /dev/null && echo --format=avr )
+ELFSIZE = $(SIZE) --mcu=$(MCU) --format=avr $(TARGET).elf
 
 sizebefore:
 	@if test -f $(TARGET).elf; then echo; echo $(MSG_SIZE_BEFORE); $(ELFSIZE); \
@@ -501,22 +501,7 @@ sizeafter:
 	@if test -f $(TARGET).elf; then echo; echo $(MSG_SIZE_AFTER); $(ELFSIZE); \
 	2>/dev/null; echo; fi
 
-showliboptions:
-	@echo
-	@echo ---- Compile Time Library Options ----
-	@for i in $(LUFA_OPTS:-D%=%); do \
-		echo $$i; \
-	done
-	@echo --------------------------------------
 
-showtarget:
-	@echo
-	@echo --------- Target Information ---------
-	@echo AVR Model: $(MCU)
-	@echo Board:     $(BOARD)
-	@echo Clock:     $(F_CPU)Hz CPU, $(F_CLOCK)Hz Master
-	@echo --------------------------------------
-	
 
 # Display compiler version information.
 gccversion : 
@@ -585,7 +570,7 @@ extcoff: $(TARGET).elf
 %.hex: %.elf
 	@echo
 	@echo $(MSG_FLASH) $@
-	$(OBJCOPY) -O $(FORMAT) -R .eeprom $< $@
+	$(OBJCOPY) -O $(FORMAT) -R .eeprom -R .fuse -R .lock $< $@
 
 %.eep: %.elf
 	@echo
@@ -597,7 +582,7 @@ extcoff: $(TARGET).elf
 %.lss: %.elf
 	@echo
 	@echo $(MSG_EXTENDED_LISTING) $@
-	$(OBJDUMP) -h -z -S $< > $@
+	$(OBJDUMP) -h -S -z $< > $@
 
 # Create a symbol table from ELF output file.
 %.sym: %.elf
@@ -659,18 +644,16 @@ $(OBJDIR)/%.o : %.S
 # Create preprocessed source for use in sending a bug report.
 %.i : %.c
 	$(CC) -E -mmcu=$(MCU) -I. $(CFLAGS) $< -o $@ 
-	
+
 
 # Target: clean project.
-clean: begin clean_list clean_binary end
+clean: begin clean_list end
 
-clean_binary:
-	$(REMOVE) $(TARGET).hex
-	
-clean_list:
+clean_list :
+	@echo
 	@echo $(MSG_CLEANING)
+	$(REMOVE) $(TARGET).hex
 	$(REMOVE) $(TARGET).eep
-	$(REMOVE) $(TARGET)eep.hex
 	$(REMOVE) $(TARGET).cof
 	$(REMOVE) $(TARGET).elf
 	$(REMOVE) $(TARGET).map
@@ -681,7 +664,6 @@ clean_list:
 	$(REMOVE) $(SRC:.c=.s)
 	$(REMOVE) $(SRC:.c=.d)
 	$(REMOVE) $(SRC:.c=.i)
-	$(REMOVE) InvalidEvents.tmp
 	$(REMOVEDIR) .dep
 
 doxygen:
@@ -701,8 +683,6 @@ $(shell mkdir $(OBJDIR) 2>/dev/null)
 
 
 # Listing of phony targets.
-.PHONY : all showliboptions showtarget begin       \
-finish end sizebefore sizeafter gccversion build   \
-elf hex eep lss sym coff extcoff program clean     \
-debug clean_list clean_binary clean_doxygen        \
-gdb-config doxygen
\ No newline at end of file
+.PHONY : all begin finish end sizebefore sizeafter gccversion \
+build elf hex eep lss sym coff extcoff doxygen clean          \
+clean_list clean_doxygen program debug gdb-config
diff --git a/Demos/Device/ClassDriver/AudioInput/AudioInput.txt b/Demos/Device/ClassDriver/AudioInput/AudioInput.txt
index 2406cdd0b..0033e6a0f 100644
--- a/Demos/Device/ClassDriver/AudioInput/AudioInput.txt
+++ b/Demos/Device/ClassDriver/AudioInput/AudioInput.txt
@@ -71,7 +71,7 @@
  *   </tr>
  *   <tr>
  *    <td>MICROPHONE_BIASED_TO_HALF_RAIL</td>
- *    <td>Makefile CDEFS</td>
+ *    <td>Makefile LUFA_OPTS</td>
  *    <td>When defined, this alters the demo so that the half VCC bias of the microphone input is subtracted.</td>
  *   </tr>
  *   <tr>
diff --git a/Demos/Device/ClassDriver/AudioInput/makefile b/Demos/Device/ClassDriver/AudioInput/makefile
index c3974c95c..afe724932 100644
--- a/Demos/Device/ClassDriver/AudioInput/makefile
+++ b/Demos/Device/ClassDriver/AudioInput/makefile
@@ -115,29 +115,25 @@ OBJDIR = .
 LUFA_PATH = ../../../..
 
 
-# LUFA library compile-time options
+# LUFA library compile-time options and predefined tokens
 LUFA_OPTS  = -D USB_DEVICE_ONLY
 LUFA_OPTS += -D FIXED_CONTROL_ENDPOINT_SIZE=8
 LUFA_OPTS += -D FIXED_NUM_CONFIGURATIONS=1
 LUFA_OPTS += -D USE_FLASH_DESCRIPTORS
 LUFA_OPTS += -D USE_STATIC_OPTIONS="(USB_DEVICE_OPT_FULLSPEED | USB_OPT_REG_ENABLED | USB_OPT_AUTO_PLL)"
 
+LUFA_OPTS += -D MICROPHONE_BIASED_TO_HALF_RAIL
+
+
+# Create the LUFA source path variables by including the LUFA root makefile
+include $(LUFA_PATH)/LUFA/makefile
+
 
 # List C source files here. (C dependencies are automatically generated.)
 SRC = $(TARGET).c                                                 \
 	  Descriptors.c                                               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/DevChapter9.c        \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Device.c             \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Endpoint.c           \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Host.c               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/HostChapter9.c       \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/LowLevel.c           \
- 	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Pipe.c               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/USBInterrupt.c       \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/ConfigDescriptor.c  \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/Events.c            \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/USBTask.c           \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/Class/Device/Audio.c          \
+	  $(LUFA_SRC_USB)                                             \
+	  $(LUFA_SRC_USBCLASS)
 
 
 # List C++ source files here. (C dependencies are automatically generated.)
@@ -183,15 +179,23 @@ CSTANDARD = -std=c99
 
 
 # Place -D or -U options here for C sources
-CDEFS  = -DF_CPU=$(F_CPU)UL -DF_CLOCK=$(F_CLOCK)UL -DBOARD=BOARD_$(BOARD) $(LUFA_OPTS)
+CDEFS  = -DF_CPU=$(F_CPU)UL
+CDEFS += -DF_CLOCK=$(F_CLOCK)UL
+CDEFS += -DBOARD=BOARD_$(BOARD)
+CDEFS += $(LUFA_OPTS)
 
 
 # Place -D or -U options here for ASM sources
-ADEFS = -DF_CPU=$(F_CPU)
-
+ADEFS  = -DF_CPU=$(F_CPU)
+ADEFS += -DF_CLOCK=$(F_CLOCK)UL
+ADEFS += -DBOARD=BOARD_$(BOARD)
+ADEFS += $(LUFA_OPTS)
 
 # Place -D or -U options here for C++ sources
-CPPDEFS = -DF_CPU=$(F_CPU)UL
+CPPDEFS  = -DF_CPU=$(F_CPU)UL
+CPPDEFS += -DF_CLOCK=$(F_CLOCK)UL
+CPPDEFS += -DBOARD=BOARD_$(BOARD)
+CPPDEFS += $(LUFA_OPTS)
 #CPPDEFS += -D__STDC_LIMIT_MACROS
 #CPPDEFS += -D__STDC_CONSTANT_MACROS
 
@@ -216,8 +220,9 @@ CFLAGS += -fshort-enums
 CFLAGS += -fno-strict-aliasing
 CFLAGS += -Wall
 CFLAGS += -Wstrict-prototypes
-CFLAGS += -Wundef
+#CFLAGS += -mshort-calls
 #CFLAGS += -fno-unit-at-a-time
+#CFLAGS += -Wundef
 #CFLAGS += -Wunreachable-code
 #CFLAGS += -Wsign-compare
 CFLAGS += -Wa,-adhlns=$(<:%.c=$(OBJDIR)/%.lst)
@@ -241,7 +246,7 @@ CPPFLAGS += -fpack-struct
 CPPFLAGS += -fshort-enums
 CPPFLAGS += -fno-exceptions
 CPPFLAGS += -Wall
-CFLAGS += -Wundef
+CPPFLAGS += -Wundef
 #CPPFLAGS += -mshort-calls
 #CPPFLAGS += -fno-unit-at-a-time
 #CPPFLAGS += -Wstrict-prototypes
@@ -318,7 +323,7 @@ EXTMEMOPTS =
 #  -Wl,...:     tell GCC to pass this to linker.
 #    -Map:      create map file
 #    --cref:    add cross reference to  map file
-LDFLAGS = -Wl,-Map=$(TARGET).map,--cref
+LDFLAGS  = -Wl,-Map=$(TARGET).map,--cref
 LDFLAGS += -Wl,--relax 
 LDFLAGS += -Wl,--gc-sections
 LDFLAGS += $(EXTMEMOPTS)
@@ -330,9 +335,7 @@ LDFLAGS += $(PRINTF_LIB) $(SCANF_LIB) $(MATH_LIB)
 
 #---------------- Programming Options (avrdude) ----------------
 
-# Programming hardware: alf avr910 avrisp bascom bsd 
-# dt006 pavr picoweb pony-stk200 sp12 stk200 stk500
-#
+# Programming hardware
 # Type: avrdude -c ?
 # to get a full listing.
 #
@@ -412,6 +415,7 @@ REMOVEDIR = rm -rf
 COPY = cp
 WINSHELL = cmd
 
+
 # Define Messages
 # English
 MSG_ERRORS_NONE = Errors: none
@@ -457,7 +461,7 @@ ALL_ASFLAGS = -mmcu=$(MCU) -I. -x assembler-with-cpp $(ASFLAGS)
 
 
 # Default target.
-all: begin gccversion sizebefore build showliboptions showtarget sizeafter end
+all: begin gccversion sizebefore build sizeafter end
 
 # Change the build target to build a HEX file or a library.
 build: elf hex eep lss sym
@@ -488,9 +492,7 @@ end:
 
 # Display size of file.
 HEXSIZE = $(SIZE) --target=$(FORMAT) $(TARGET).hex
-ELFSIZE = $(SIZE) $(MCU_FLAG) $(FORMAT_FLAG) $(TARGET).elf
-MCU_FLAG = $(shell $(SIZE) --help | grep -- --mcu > /dev/null && echo --mcu=$(MCU) )
-FORMAT_FLAG = $(shell $(SIZE) --help | grep -- --format=.*avr > /dev/null && echo --format=avr )
+ELFSIZE = $(SIZE) --mcu=$(MCU) --format=avr $(TARGET).elf
 
 sizebefore:
 	@if test -f $(TARGET).elf; then echo; echo $(MSG_SIZE_BEFORE); $(ELFSIZE); \
@@ -499,23 +501,8 @@ sizebefore:
 sizeafter:
 	@if test -f $(TARGET).elf; then echo; echo $(MSG_SIZE_AFTER); $(ELFSIZE); \
 	2>/dev/null; echo; fi
-	
-showliboptions:
-	@echo
-	@echo ---- Compile Time Library Options ----
-	@for i in $(LUFA_OPTS:-D%=%); do \
-		echo $$i; \
-	done
-	@echo --------------------------------------
 
-showtarget:
-	@echo
-	@echo --------- Target Information ---------
-	@echo AVR Model: $(MCU)
-	@echo Board:     $(BOARD)
-	@echo Clock:     $(F_CPU)Hz CPU, $(F_CLOCK)Hz Master
-	@echo --------------------------------------
-	
+
 
 # Display compiler version information.
 gccversion : 
@@ -605,7 +592,7 @@ extcoff: $(TARGET).elf
 %.hex: %.elf
 	@echo
 	@echo $(MSG_FLASH) $@
-	$(OBJCOPY) -O $(FORMAT) -R .eeprom $< $@
+	$(OBJCOPY) -O $(FORMAT) -R .eeprom -R .fuse -R .lock $< $@
 
 %.eep: %.elf
 	@echo
@@ -617,7 +604,7 @@ extcoff: $(TARGET).elf
 %.lss: %.elf
 	@echo
 	@echo $(MSG_EXTENDED_LISTING) $@
-	$(OBJDUMP) -h -z -S $< > $@
+	$(OBJDUMP) -h -S -z $< > $@
 
 # Create a symbol table from ELF output file.
 %.sym: %.elf
@@ -679,18 +666,16 @@ $(OBJDIR)/%.o : %.S
 # Create preprocessed source for use in sending a bug report.
 %.i : %.c
 	$(CC) -E -mmcu=$(MCU) -I. $(CFLAGS) $< -o $@ 
-	
+
 
 # Target: clean project.
-clean: begin clean_list clean_binary end
+clean: begin clean_list end
 
-clean_binary:
-	$(REMOVE) $(TARGET).hex
-	
-clean_list:
+clean_list :
+	@echo
 	@echo $(MSG_CLEANING)
+	$(REMOVE) $(TARGET).hex
 	$(REMOVE) $(TARGET).eep
-	$(REMOVE) $(TARGET)eep.hex
 	$(REMOVE) $(TARGET).cof
 	$(REMOVE) $(TARGET).elf
 	$(REMOVE) $(TARGET).map
@@ -701,7 +686,6 @@ clean_list:
 	$(REMOVE) $(SRC:.c=.s)
 	$(REMOVE) $(SRC:.c=.d)
 	$(REMOVE) $(SRC:.c=.i)
-	$(REMOVE) InvalidEvents.tmp
 	$(REMOVEDIR) .dep
 
 doxygen:
@@ -721,8 +705,7 @@ $(shell mkdir $(OBJDIR) 2>/dev/null)
 
 
 # Listing of phony targets.
-.PHONY : all showliboptions showtarget begin       \
-finish end sizebefore sizeafter gccversion build   \
-elf hex eep lss sym coff extcoff program dfu flip  \
-flip-ee dfu-ee clean debug clean_list clean_binary \
-clean_doxygen gdb-config doxygen
\ No newline at end of file
+.PHONY : all begin finish end sizebefore sizeafter gccversion \
+build elf hex eep lss sym coff extcoff doxygen clean          \
+clean_list clean_doxygen program dfu flip flip-ee dfu-ee      \
+debug gdb-config
diff --git a/Demos/Device/ClassDriver/AudioOutput/AudioOutput.txt b/Demos/Device/ClassDriver/AudioOutput/AudioOutput.txt
index 9170478ad..f92c91ac2 100644
--- a/Demos/Device/ClassDriver/AudioOutput/AudioOutput.txt
+++ b/Demos/Device/ClassDriver/AudioOutput/AudioOutput.txt
@@ -73,17 +73,17 @@
  *   </tr>
  *   <tr>
  *    <td>AUDIO_OUT_STEREO</td>
- *    <td>Makefile CDEFS</td>
+ *    <td>Makefile LUFA_OPTS</td>
  *    <td>When defined, this outputs the audio samples in stereo to the timer output pins of the microcontroller.</td>
  *   </tr>
  *   <tr>
  *    <td>AUDIO_OUT_MONO</td>
- *    <td>Makefile CDEFS</td>
+ *    <td>Makefile LUFA_OPTS</td>
  *    <td>When defined, this outputs the audio samples in mono to the timer output pin of the microcontroller.</td>
  *   </tr>
  *   <tr>
  *    <td>AUDIO_OUT_PORTC</td>
- *    <td>Makefile CDEFS</td>
+ *    <td>Makefile LUFA_OPTS</td>
  *    <td>When defined, this outputs the audio samples in mono to port C of the microcontroller, for connection to an
  *        external DAC.</td>
  *   </tr>
diff --git a/Demos/Device/ClassDriver/AudioOutput/makefile b/Demos/Device/ClassDriver/AudioOutput/makefile
index b103a2da4..ed56f897e 100644
--- a/Demos/Device/ClassDriver/AudioOutput/makefile
+++ b/Demos/Device/ClassDriver/AudioOutput/makefile
@@ -115,29 +115,27 @@ OBJDIR = .
 LUFA_PATH = ../../../..
 
 
-# LUFA library compile-time options
+# LUFA library compile-time options and predefined tokens
 LUFA_OPTS  = -D USB_DEVICE_ONLY
 LUFA_OPTS += -D FIXED_CONTROL_ENDPOINT_SIZE=8
 LUFA_OPTS += -D FIXED_NUM_CONFIGURATIONS=1
 LUFA_OPTS += -D USE_FLASH_DESCRIPTORS
 LUFA_OPTS += -D USE_STATIC_OPTIONS="(USB_DEVICE_OPT_FULLSPEED | USB_OPT_REG_ENABLED | USB_OPT_AUTO_PLL)"
 
+LUFA_OPTS += -D AUDIO_OUT_STEREO
+#LUFA_OPTS += -D AUDIO_OUT_MONO
+#LUFA_OPTS += -D AUDIO_OUT_PORTC
+
+
+# Create the LUFA source path variables by including the LUFA root makefile
+include $(LUFA_PATH)/LUFA/makefile
+
 
 # List C source files here. (C dependencies are automatically generated.)
 SRC = $(TARGET).c                                                 \
 	  Descriptors.c                                               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/DevChapter9.c        \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Device.c             \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Endpoint.c           \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Host.c               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/HostChapter9.c       \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/LowLevel.c           \
- 	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Pipe.c               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/USBInterrupt.c       \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/ConfigDescriptor.c  \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/Events.c            \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/USBTask.c           \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/Class/Device/Audio.c          \
+	  $(LUFA_SRC_USB)                                             \
+	  $(LUFA_SRC_USBCLASS)
 
 
 # List C++ source files here. (C dependencies are automatically generated.)
@@ -183,16 +181,23 @@ CSTANDARD = -std=c99
 
 
 # Place -D or -U options here for C sources
-CDEFS  = -DF_CPU=$(F_CPU)UL -DF_CLOCK=$(F_CLOCK)UL -DBOARD=BOARD_$(BOARD) $(LUFA_OPTS)
-CDEFS += -DAUDIO_OUT_STEREO
+CDEFS  = -DF_CPU=$(F_CPU)UL
+CDEFS += -DF_CLOCK=$(F_CLOCK)UL
+CDEFS += -DBOARD=BOARD_$(BOARD)
+CDEFS += $(LUFA_OPTS)
 
 
 # Place -D or -U options here for ASM sources
-ADEFS = -DF_CPU=$(F_CPU)
-
+ADEFS  = -DF_CPU=$(F_CPU)
+ADEFS += -DF_CLOCK=$(F_CLOCK)UL
+ADEFS += -DBOARD=BOARD_$(BOARD)
+ADEFS += $(LUFA_OPTS)
 
 # Place -D or -U options here for C++ sources
-CPPDEFS = -DF_CPU=$(F_CPU)UL
+CPPDEFS  = -DF_CPU=$(F_CPU)UL
+CPPDEFS += -DF_CLOCK=$(F_CLOCK)UL
+CPPDEFS += -DBOARD=BOARD_$(BOARD)
+CPPDEFS += $(LUFA_OPTS)
 #CPPDEFS += -D__STDC_LIMIT_MACROS
 #CPPDEFS += -D__STDC_CONSTANT_MACROS
 
@@ -217,8 +222,9 @@ CFLAGS += -fshort-enums
 CFLAGS += -fno-strict-aliasing
 CFLAGS += -Wall
 CFLAGS += -Wstrict-prototypes
-CFLAGS += -Wundef
+#CFLAGS += -mshort-calls
 #CFLAGS += -fno-unit-at-a-time
+#CFLAGS += -Wundef
 #CFLAGS += -Wunreachable-code
 #CFLAGS += -Wsign-compare
 CFLAGS += -Wa,-adhlns=$(<:%.c=$(OBJDIR)/%.lst)
@@ -242,7 +248,7 @@ CPPFLAGS += -fpack-struct
 CPPFLAGS += -fshort-enums
 CPPFLAGS += -fno-exceptions
 CPPFLAGS += -Wall
-CFLAGS += -Wundef
+CPPFLAGS += -Wundef
 #CPPFLAGS += -mshort-calls
 #CPPFLAGS += -fno-unit-at-a-time
 #CPPFLAGS += -Wstrict-prototypes
@@ -319,7 +325,7 @@ EXTMEMOPTS =
 #  -Wl,...:     tell GCC to pass this to linker.
 #    -Map:      create map file
 #    --cref:    add cross reference to  map file
-LDFLAGS = -Wl,-Map=$(TARGET).map,--cref
+LDFLAGS  = -Wl,-Map=$(TARGET).map,--cref
 LDFLAGS += -Wl,--relax 
 LDFLAGS += -Wl,--gc-sections
 LDFLAGS += $(EXTMEMOPTS)
@@ -331,9 +337,7 @@ LDFLAGS += $(PRINTF_LIB) $(SCANF_LIB) $(MATH_LIB)
 
 #---------------- Programming Options (avrdude) ----------------
 
-# Programming hardware: alf avr910 avrisp bascom bsd 
-# dt006 pavr picoweb pony-stk200 sp12 stk200 stk500
-#
+# Programming hardware
 # Type: avrdude -c ?
 # to get a full listing.
 #
@@ -413,6 +417,7 @@ REMOVEDIR = rm -rf
 COPY = cp
 WINSHELL = cmd
 
+
 # Define Messages
 # English
 MSG_ERRORS_NONE = Errors: none
@@ -458,7 +463,7 @@ ALL_ASFLAGS = -mmcu=$(MCU) -I. -x assembler-with-cpp $(ASFLAGS)
 
 
 # Default target.
-all: begin gccversion sizebefore build showliboptions showtarget sizeafter end
+all: begin gccversion sizebefore build sizeafter end
 
 # Change the build target to build a HEX file or a library.
 build: elf hex eep lss sym
@@ -489,9 +494,7 @@ end:
 
 # Display size of file.
 HEXSIZE = $(SIZE) --target=$(FORMAT) $(TARGET).hex
-ELFSIZE = $(SIZE) $(MCU_FLAG) $(FORMAT_FLAG) $(TARGET).elf
-MCU_FLAG = $(shell $(SIZE) --help | grep -- --mcu > /dev/null && echo --mcu=$(MCU) )
-FORMAT_FLAG = $(shell $(SIZE) --help | grep -- --format=.*avr > /dev/null && echo --format=avr )
+ELFSIZE = $(SIZE) --mcu=$(MCU) --format=avr $(TARGET).elf
 
 sizebefore:
 	@if test -f $(TARGET).elf; then echo; echo $(MSG_SIZE_BEFORE); $(ELFSIZE); \
@@ -501,22 +504,7 @@ sizeafter:
 	@if test -f $(TARGET).elf; then echo; echo $(MSG_SIZE_AFTER); $(ELFSIZE); \
 	2>/dev/null; echo; fi
 
-showliboptions:
-	@echo
-	@echo ---- Compile Time Library Options ----
-	@for i in $(LUFA_OPTS:-D%=%); do \
-		echo $$i; \
-	done
-	@echo --------------------------------------
 
-showtarget:
-	@echo
-	@echo --------- Target Information ---------
-	@echo AVR Model: $(MCU)
-	@echo Board:     $(BOARD)
-	@echo Clock:     $(F_CPU)Hz CPU, $(F_CLOCK)Hz Master
-	@echo --------------------------------------
-	
 
 # Display compiler version information.
 gccversion : 
@@ -606,7 +594,7 @@ extcoff: $(TARGET).elf
 %.hex: %.elf
 	@echo
 	@echo $(MSG_FLASH) $@
-	$(OBJCOPY) -O $(FORMAT) -R .eeprom $< $@
+	$(OBJCOPY) -O $(FORMAT) -R .eeprom -R .fuse -R .lock $< $@
 
 %.eep: %.elf
 	@echo
@@ -618,7 +606,7 @@ extcoff: $(TARGET).elf
 %.lss: %.elf
 	@echo
 	@echo $(MSG_EXTENDED_LISTING) $@
-	$(OBJDUMP) -h -z -S $< > $@
+	$(OBJDUMP) -h -S -z $< > $@
 
 # Create a symbol table from ELF output file.
 %.sym: %.elf
@@ -680,18 +668,16 @@ $(OBJDIR)/%.o : %.S
 # Create preprocessed source for use in sending a bug report.
 %.i : %.c
 	$(CC) -E -mmcu=$(MCU) -I. $(CFLAGS) $< -o $@ 
-	
+
 
 # Target: clean project.
-clean: begin clean_list clean_binary end
+clean: begin clean_list end
 
-clean_binary:
-	$(REMOVE) $(TARGET).hex
-	
-clean_list:
+clean_list :
+	@echo
 	@echo $(MSG_CLEANING)
+	$(REMOVE) $(TARGET).hex
 	$(REMOVE) $(TARGET).eep
-	$(REMOVE) $(TARGET)eep.hex
 	$(REMOVE) $(TARGET).cof
 	$(REMOVE) $(TARGET).elf
 	$(REMOVE) $(TARGET).map
@@ -702,7 +688,6 @@ clean_list:
 	$(REMOVE) $(SRC:.c=.s)
 	$(REMOVE) $(SRC:.c=.d)
 	$(REMOVE) $(SRC:.c=.i)
-	$(REMOVE) InvalidEvents.tmp
 	$(REMOVEDIR) .dep
 
 doxygen:
@@ -722,8 +707,7 @@ $(shell mkdir $(OBJDIR) 2>/dev/null)
 
 
 # Listing of phony targets.
-.PHONY : all showliboptions showtarget begin       \
-finish end sizebefore sizeafter gccversion build   \
-elf hex eep lss sym coff extcoff program dfu flip  \
-flip-ee dfu-ee clean debug clean_list clean_binary \
-clean_doxygen gdb-config doxygen
\ No newline at end of file
+.PHONY : all begin finish end sizebefore sizeafter gccversion \
+build elf hex eep lss sym coff extcoff doxygen clean          \
+clean_list clean_doxygen program dfu flip flip-ee dfu-ee      \
+debug gdb-config
diff --git a/Demos/Device/ClassDriver/DualVirtualSerial/makefile b/Demos/Device/ClassDriver/DualVirtualSerial/makefile
index a14d8d35a..acb74e82e 100644
--- a/Demos/Device/ClassDriver/DualVirtualSerial/makefile
+++ b/Demos/Device/ClassDriver/DualVirtualSerial/makefile
@@ -115,7 +115,7 @@ OBJDIR = .
 LUFA_PATH = ../../../..
 
 
-# LUFA library compile-time options
+# LUFA library compile-time options and predefined tokens
 LUFA_OPTS  = -D USB_DEVICE_ONLY
 LUFA_OPTS += -D FIXED_CONTROL_ENDPOINT_SIZE=8
 LUFA_OPTS += -D FIXED_NUM_CONFIGURATIONS=1
@@ -123,22 +123,15 @@ LUFA_OPTS += -D USE_FLASH_DESCRIPTORS
 LUFA_OPTS += -D USE_STATIC_OPTIONS="(USB_DEVICE_OPT_FULLSPEED | USB_OPT_REG_ENABLED | USB_OPT_AUTO_PLL)"
 
 
+# Create the LUFA source path variables by including the LUFA root makefile
+include $(LUFA_PATH)/LUFA/makefile
+
+
 # List C source files here. (C dependencies are automatically generated.)
 SRC = $(TARGET).c                                                 \
 	  Descriptors.c                                               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/DevChapter9.c        \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Device.c             \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Endpoint.c           \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Host.c               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/HostChapter9.c       \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/LowLevel.c           \
- 	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Pipe.c               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/USBInterrupt.c       \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/ConfigDescriptor.c  \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/Events.c            \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/USBTask.c           \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/Class/Device/CDC.c            \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/Class/Host/CDC.c              \
+	  $(LUFA_SRC_USB)                                             \
+	  $(LUFA_SRC_USBCLASS)
 
 
 # List C++ source files here. (C dependencies are automatically generated.)
@@ -184,15 +177,23 @@ CSTANDARD = -std=c99
 
 
 # Place -D or -U options here for C sources
-CDEFS  = -DF_CPU=$(F_CPU)UL -DF_CLOCK=$(F_CLOCK)UL -DBOARD=BOARD_$(BOARD) $(LUFA_OPTS)
+CDEFS  = -DF_CPU=$(F_CPU)UL
+CDEFS += -DF_CLOCK=$(F_CLOCK)UL
+CDEFS += -DBOARD=BOARD_$(BOARD)
+CDEFS += $(LUFA_OPTS)
 
 
 # Place -D or -U options here for ASM sources
-ADEFS = -DF_CPU=$(F_CPU)
-
+ADEFS  = -DF_CPU=$(F_CPU)
+ADEFS += -DF_CLOCK=$(F_CLOCK)UL
+ADEFS += -DBOARD=BOARD_$(BOARD)
+ADEFS += $(LUFA_OPTS)
 
 # Place -D or -U options here for C++ sources
-CPPDEFS = -DF_CPU=$(F_CPU)UL
+CPPDEFS  = -DF_CPU=$(F_CPU)UL
+CPPDEFS += -DF_CLOCK=$(F_CLOCK)UL
+CPPDEFS += -DBOARD=BOARD_$(BOARD)
+CPPDEFS += $(LUFA_OPTS)
 #CPPDEFS += -D__STDC_LIMIT_MACROS
 #CPPDEFS += -D__STDC_CONSTANT_MACROS
 
@@ -217,8 +218,9 @@ CFLAGS += -fshort-enums
 CFLAGS += -fno-strict-aliasing
 CFLAGS += -Wall
 CFLAGS += -Wstrict-prototypes
-CFLAGS += -Wundef
+#CFLAGS += -mshort-calls
 #CFLAGS += -fno-unit-at-a-time
+#CFLAGS += -Wundef
 #CFLAGS += -Wunreachable-code
 #CFLAGS += -Wsign-compare
 CFLAGS += -Wa,-adhlns=$(<:%.c=$(OBJDIR)/%.lst)
@@ -242,7 +244,7 @@ CPPFLAGS += -fpack-struct
 CPPFLAGS += -fshort-enums
 CPPFLAGS += -fno-exceptions
 CPPFLAGS += -Wall
-CFLAGS += -Wundef
+CPPFLAGS += -Wundef
 #CPPFLAGS += -mshort-calls
 #CPPFLAGS += -fno-unit-at-a-time
 #CPPFLAGS += -Wstrict-prototypes
@@ -319,7 +321,7 @@ EXTMEMOPTS =
 #  -Wl,...:     tell GCC to pass this to linker.
 #    -Map:      create map file
 #    --cref:    add cross reference to  map file
-LDFLAGS = -Wl,-Map=$(TARGET).map,--cref
+LDFLAGS  = -Wl,-Map=$(TARGET).map,--cref
 LDFLAGS += -Wl,--relax 
 LDFLAGS += -Wl,--gc-sections
 LDFLAGS += $(EXTMEMOPTS)
@@ -331,9 +333,7 @@ LDFLAGS += $(PRINTF_LIB) $(SCANF_LIB) $(MATH_LIB)
 
 #---------------- Programming Options (avrdude) ----------------
 
-# Programming hardware: alf avr910 avrisp bascom bsd 
-# dt006 pavr picoweb pony-stk200 sp12 stk200 stk500
-#
+# Programming hardware
 # Type: avrdude -c ?
 # to get a full listing.
 #
@@ -413,6 +413,7 @@ REMOVEDIR = rm -rf
 COPY = cp
 WINSHELL = cmd
 
+
 # Define Messages
 # English
 MSG_ERRORS_NONE = Errors: none
@@ -458,7 +459,7 @@ ALL_ASFLAGS = -mmcu=$(MCU) -I. -x assembler-with-cpp $(ASFLAGS)
 
 
 # Default target.
-all: begin gccversion sizebefore build showliboptions showtarget sizeafter end
+all: begin gccversion sizebefore build sizeafter end
 
 # Change the build target to build a HEX file or a library.
 build: elf hex eep lss sym
@@ -489,9 +490,7 @@ end:
 
 # Display size of file.
 HEXSIZE = $(SIZE) --target=$(FORMAT) $(TARGET).hex
-ELFSIZE = $(SIZE) $(MCU_FLAG) $(FORMAT_FLAG) $(TARGET).elf
-MCU_FLAG = $(shell $(SIZE) --help | grep -- --mcu > /dev/null && echo --mcu=$(MCU) )
-FORMAT_FLAG = $(shell $(SIZE) --help | grep -- --format=.*avr > /dev/null && echo --format=avr )
+ELFSIZE = $(SIZE) --mcu=$(MCU) --format=avr $(TARGET).elf
 
 sizebefore:
 	@if test -f $(TARGET).elf; then echo; echo $(MSG_SIZE_BEFORE); $(ELFSIZE); \
@@ -501,22 +500,7 @@ sizeafter:
 	@if test -f $(TARGET).elf; then echo; echo $(MSG_SIZE_AFTER); $(ELFSIZE); \
 	2>/dev/null; echo; fi
 
-showliboptions:
-	@echo
-	@echo ---- Compile Time Library Options ----
-	@for i in $(LUFA_OPTS:-D%=%); do \
-		echo $$i; \
-	done
-	@echo --------------------------------------
 
-showtarget:
-	@echo
-	@echo --------- Target Information ---------
-	@echo AVR Model: $(MCU)
-	@echo Board:     $(BOARD)
-	@echo Clock:     $(F_CPU)Hz CPU, $(F_CLOCK)Hz Master
-	@echo --------------------------------------
-	
 
 # Display compiler version information.
 gccversion : 
@@ -606,7 +590,7 @@ extcoff: $(TARGET).elf
 %.hex: %.elf
 	@echo
 	@echo $(MSG_FLASH) $@
-	$(OBJCOPY) -O $(FORMAT) -R .eeprom $< $@
+	$(OBJCOPY) -O $(FORMAT) -R .eeprom -R .fuse -R .lock $< $@
 
 %.eep: %.elf
 	@echo
@@ -618,7 +602,7 @@ extcoff: $(TARGET).elf
 %.lss: %.elf
 	@echo
 	@echo $(MSG_EXTENDED_LISTING) $@
-	$(OBJDUMP) -h -z -S $< > $@
+	$(OBJDUMP) -h -S -z $< > $@
 
 # Create a symbol table from ELF output file.
 %.sym: %.elf
@@ -680,18 +664,16 @@ $(OBJDIR)/%.o : %.S
 # Create preprocessed source for use in sending a bug report.
 %.i : %.c
 	$(CC) -E -mmcu=$(MCU) -I. $(CFLAGS) $< -o $@ 
-	
+
 
 # Target: clean project.
-clean: begin clean_list clean_binary end
+clean: begin clean_list end
 
-clean_binary:
-	$(REMOVE) $(TARGET).hex
-	
-clean_list:
+clean_list :
+	@echo
 	@echo $(MSG_CLEANING)
+	$(REMOVE) $(TARGET).hex
 	$(REMOVE) $(TARGET).eep
-	$(REMOVE) $(TARGET)eep.hex
 	$(REMOVE) $(TARGET).cof
 	$(REMOVE) $(TARGET).elf
 	$(REMOVE) $(TARGET).map
@@ -702,7 +684,6 @@ clean_list:
 	$(REMOVE) $(SRC:.c=.s)
 	$(REMOVE) $(SRC:.c=.d)
 	$(REMOVE) $(SRC:.c=.i)
-	$(REMOVE) InvalidEvents.tmp
 	$(REMOVEDIR) .dep
 
 doxygen:
@@ -722,8 +703,7 @@ $(shell mkdir $(OBJDIR) 2>/dev/null)
 
 
 # Listing of phony targets.
-.PHONY : all showliboptions showtarget begin       \
-finish end sizebefore sizeafter gccversion build   \
-elf hex eep lss sym coff extcoff program dfu flip  \
-flip-ee dfu-ee clean debug clean_list clean_binary \
-clean_doxygen gdb-config doxygen
\ No newline at end of file
+.PHONY : all begin finish end sizebefore sizeafter gccversion \
+build elf hex eep lss sym coff extcoff doxygen clean          \
+clean_list clean_doxygen program dfu flip flip-ee dfu-ee      \
+debug gdb-config
diff --git a/Demos/Device/ClassDriver/GenericHID/makefile b/Demos/Device/ClassDriver/GenericHID/makefile
index cf6f22cf5..8e1b067cf 100644
--- a/Demos/Device/ClassDriver/GenericHID/makefile
+++ b/Demos/Device/ClassDriver/GenericHID/makefile
@@ -115,7 +115,7 @@ OBJDIR = .
 LUFA_PATH = ../../../..
 
 
-# LUFA library compile-time options
+# LUFA library compile-time options and predefined tokens
 LUFA_OPTS  = -D USB_DEVICE_ONLY
 LUFA_OPTS += -D FIXED_CONTROL_ENDPOINT_SIZE=8
 LUFA_OPTS += -D FIXED_NUM_CONFIGURATIONS=1
@@ -123,23 +123,15 @@ LUFA_OPTS += -D USE_FLASH_DESCRIPTORS
 LUFA_OPTS += -D USE_STATIC_OPTIONS="(USB_DEVICE_OPT_FULLSPEED | USB_OPT_REG_ENABLED | USB_OPT_AUTO_PLL)"
 
 
+# Create the LUFA source path variables by including the LUFA root makefile
+include $(LUFA_PATH)/LUFA/makefile
+
+
 # List C source files here. (C dependencies are automatically generated.)
 SRC = $(TARGET).c                                                 \
 	  Descriptors.c                                               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/DevChapter9.c        \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Device.c             \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Endpoint.c           \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Host.c               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/HostChapter9.c       \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/LowLevel.c           \
- 	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Pipe.c               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/USBInterrupt.c       \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/ConfigDescriptor.c  \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/Events.c            \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/USBTask.c           \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/Class/Device/HID.c            \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/Class/Host/HID.c              \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/Class/Host/HIDParser.c        \
+	  $(LUFA_SRC_USB)                                             \
+	  $(LUFA_SRC_USBCLASS)
 
 
 # List C++ source files here. (C dependencies are automatically generated.)
@@ -185,15 +177,23 @@ CSTANDARD = -std=c99
 
 
 # Place -D or -U options here for C sources
-CDEFS  = -DF_CPU=$(F_CPU)UL -DF_CLOCK=$(F_CLOCK)UL -DBOARD=BOARD_$(BOARD) $(LUFA_OPTS)
+CDEFS  = -DF_CPU=$(F_CPU)UL
+CDEFS += -DF_CLOCK=$(F_CLOCK)UL
+CDEFS += -DBOARD=BOARD_$(BOARD)
+CDEFS += $(LUFA_OPTS)
 
 
 # Place -D or -U options here for ASM sources
-ADEFS = -DF_CPU=$(F_CPU)
-
+ADEFS  = -DF_CPU=$(F_CPU)
+ADEFS += -DF_CLOCK=$(F_CLOCK)UL
+ADEFS += -DBOARD=BOARD_$(BOARD)
+ADEFS += $(LUFA_OPTS)
 
 # Place -D or -U options here for C++ sources
-CPPDEFS = -DF_CPU=$(F_CPU)UL
+CPPDEFS  = -DF_CPU=$(F_CPU)UL
+CPPDEFS += -DF_CLOCK=$(F_CLOCK)UL
+CPPDEFS += -DBOARD=BOARD_$(BOARD)
+CPPDEFS += $(LUFA_OPTS)
 #CPPDEFS += -D__STDC_LIMIT_MACROS
 #CPPDEFS += -D__STDC_CONSTANT_MACROS
 
@@ -218,8 +218,9 @@ CFLAGS += -fshort-enums
 CFLAGS += -fno-strict-aliasing
 CFLAGS += -Wall
 CFLAGS += -Wstrict-prototypes
-CFLAGS += -Wundef
+#CFLAGS += -mshort-calls
 #CFLAGS += -fno-unit-at-a-time
+#CFLAGS += -Wundef
 #CFLAGS += -Wunreachable-code
 #CFLAGS += -Wsign-compare
 CFLAGS += -Wa,-adhlns=$(<:%.c=$(OBJDIR)/%.lst)
@@ -243,7 +244,7 @@ CPPFLAGS += -fpack-struct
 CPPFLAGS += -fshort-enums
 CPPFLAGS += -fno-exceptions
 CPPFLAGS += -Wall
-CFLAGS += -Wundef
+CPPFLAGS += -Wundef
 #CPPFLAGS += -mshort-calls
 #CPPFLAGS += -fno-unit-at-a-time
 #CPPFLAGS += -Wstrict-prototypes
@@ -320,7 +321,7 @@ EXTMEMOPTS =
 #  -Wl,...:     tell GCC to pass this to linker.
 #    -Map:      create map file
 #    --cref:    add cross reference to  map file
-LDFLAGS = -Wl,-Map=$(TARGET).map,--cref
+LDFLAGS  = -Wl,-Map=$(TARGET).map,--cref
 LDFLAGS += -Wl,--relax 
 LDFLAGS += -Wl,--gc-sections
 LDFLAGS += $(EXTMEMOPTS)
@@ -332,9 +333,7 @@ LDFLAGS += $(PRINTF_LIB) $(SCANF_LIB) $(MATH_LIB)
 
 #---------------- Programming Options (avrdude) ----------------
 
-# Programming hardware: alf avr910 avrisp bascom bsd 
-# dt006 pavr picoweb pony-stk200 sp12 stk200 stk500
-#
+# Programming hardware
 # Type: avrdude -c ?
 # to get a full listing.
 #
@@ -414,6 +413,7 @@ REMOVEDIR = rm -rf
 COPY = cp
 WINSHELL = cmd
 
+
 # Define Messages
 # English
 MSG_ERRORS_NONE = Errors: none
@@ -459,7 +459,7 @@ ALL_ASFLAGS = -mmcu=$(MCU) -I. -x assembler-with-cpp $(ASFLAGS)
 
 
 # Default target.
-all: begin gccversion sizebefore build showliboptions showtarget sizeafter end
+all: begin gccversion sizebefore build sizeafter end
 
 # Change the build target to build a HEX file or a library.
 build: elf hex eep lss sym
@@ -490,9 +490,7 @@ end:
 
 # Display size of file.
 HEXSIZE = $(SIZE) --target=$(FORMAT) $(TARGET).hex
-ELFSIZE = $(SIZE) $(MCU_FLAG) $(FORMAT_FLAG) $(TARGET).elf
-MCU_FLAG = $(shell $(SIZE) --help | grep -- --mcu > /dev/null && echo --mcu=$(MCU) )
-FORMAT_FLAG = $(shell $(SIZE) --help | grep -- --format=.*avr > /dev/null && echo --format=avr )
+ELFSIZE = $(SIZE) --mcu=$(MCU) --format=avr $(TARGET).elf
 
 sizebefore:
 	@if test -f $(TARGET).elf; then echo; echo $(MSG_SIZE_BEFORE); $(ELFSIZE); \
@@ -502,22 +500,7 @@ sizeafter:
 	@if test -f $(TARGET).elf; then echo; echo $(MSG_SIZE_AFTER); $(ELFSIZE); \
 	2>/dev/null; echo; fi
 
-showliboptions:
-	@echo
-	@echo ---- Compile Time Library Options ----
-	@for i in $(LUFA_OPTS:-D%=%); do \
-		echo $$i; \
-	done
-	@echo --------------------------------------
 
-showtarget:
-	@echo
-	@echo --------- Target Information ---------
-	@echo AVR Model: $(MCU)
-	@echo Board:     $(BOARD)
-	@echo Clock:     $(F_CPU)Hz CPU, $(F_CLOCK)Hz Master
-	@echo --------------------------------------
-	
 
 # Display compiler version information.
 gccversion : 
@@ -607,7 +590,7 @@ extcoff: $(TARGET).elf
 %.hex: %.elf
 	@echo
 	@echo $(MSG_FLASH) $@
-	$(OBJCOPY) -O $(FORMAT) -R .eeprom $< $@
+	$(OBJCOPY) -O $(FORMAT) -R .eeprom -R .fuse -R .lock $< $@
 
 %.eep: %.elf
 	@echo
@@ -619,7 +602,7 @@ extcoff: $(TARGET).elf
 %.lss: %.elf
 	@echo
 	@echo $(MSG_EXTENDED_LISTING) $@
-	$(OBJDUMP) -h -z -S $< > $@
+	$(OBJDUMP) -h -S -z $< > $@
 
 # Create a symbol table from ELF output file.
 %.sym: %.elf
@@ -681,18 +664,16 @@ $(OBJDIR)/%.o : %.S
 # Create preprocessed source for use in sending a bug report.
 %.i : %.c
 	$(CC) -E -mmcu=$(MCU) -I. $(CFLAGS) $< -o $@ 
-	
+
 
 # Target: clean project.
-clean: begin clean_list clean_binary end
+clean: begin clean_list end
 
-clean_binary:
-	$(REMOVE) $(TARGET).hex
-	
-clean_list:
+clean_list :
+	@echo
 	@echo $(MSG_CLEANING)
+	$(REMOVE) $(TARGET).hex
 	$(REMOVE) $(TARGET).eep
-	$(REMOVE) $(TARGET)eep.hex
 	$(REMOVE) $(TARGET).cof
 	$(REMOVE) $(TARGET).elf
 	$(REMOVE) $(TARGET).map
@@ -703,7 +684,6 @@ clean_list:
 	$(REMOVE) $(SRC:.c=.s)
 	$(REMOVE) $(SRC:.c=.d)
 	$(REMOVE) $(SRC:.c=.i)
-	$(REMOVE) InvalidEvents.tmp
 	$(REMOVEDIR) .dep
 
 doxygen:
@@ -723,8 +703,7 @@ $(shell mkdir $(OBJDIR) 2>/dev/null)
 
 
 # Listing of phony targets.
-.PHONY : all showliboptions showtarget begin       \
-finish end sizebefore sizeafter gccversion build   \
-elf hex eep lss sym coff extcoff program dfu flip  \
-flip-ee dfu-ee clean debug clean_list clean_binary \
-clean_doxygen gdb-config doxygen
\ No newline at end of file
+.PHONY : all begin finish end sizebefore sizeafter gccversion \
+build elf hex eep lss sym coff extcoff doxygen clean          \
+clean_list clean_doxygen program dfu flip flip-ee dfu-ee      \
+debug gdb-config
diff --git a/Demos/Device/ClassDriver/Joystick/makefile b/Demos/Device/ClassDriver/Joystick/makefile
index 8967c13ad..7c70ec0cd 100644
--- a/Demos/Device/ClassDriver/Joystick/makefile
+++ b/Demos/Device/ClassDriver/Joystick/makefile
@@ -115,7 +115,7 @@ OBJDIR = .
 LUFA_PATH = ../../../..
 
 
-# LUFA library compile-time options
+# LUFA library compile-time options and predefined tokens
 LUFA_OPTS  = -D USB_DEVICE_ONLY
 LUFA_OPTS += -D FIXED_CONTROL_ENDPOINT_SIZE=8
 LUFA_OPTS += -D FIXED_NUM_CONFIGURATIONS=1
@@ -123,23 +123,15 @@ LUFA_OPTS += -D USE_FLASH_DESCRIPTORS
 LUFA_OPTS += -D USE_STATIC_OPTIONS="(USB_DEVICE_OPT_FULLSPEED | USB_OPT_REG_ENABLED | USB_OPT_AUTO_PLL)"
 
 
+# Create the LUFA source path variables by including the LUFA root makefile
+include $(LUFA_PATH)/LUFA/makefile
+
+
 # List C source files here. (C dependencies are automatically generated.)
 SRC = $(TARGET).c                                                 \
 	  Descriptors.c                                               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/DevChapter9.c        \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Device.c             \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Endpoint.c           \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Host.c               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/HostChapter9.c       \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/LowLevel.c           \
- 	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Pipe.c               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/USBInterrupt.c       \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/ConfigDescriptor.c  \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/Events.c            \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/USBTask.c           \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/Class/Device/HID.c            \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/Class/Host/HID.c              \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/Class/Host/HIDParser.c        \
+	  $(LUFA_SRC_USB)                                             \
+	  $(LUFA_SRC_USBCLASS)
 
 
 # List C++ source files here. (C dependencies are automatically generated.)
@@ -185,15 +177,23 @@ CSTANDARD = -std=c99
 
 
 # Place -D or -U options here for C sources
-CDEFS  = -DF_CPU=$(F_CPU)UL -DF_CLOCK=$(F_CLOCK)UL -DBOARD=BOARD_$(BOARD) $(LUFA_OPTS)
+CDEFS  = -DF_CPU=$(F_CPU)UL
+CDEFS += -DF_CLOCK=$(F_CLOCK)UL
+CDEFS += -DBOARD=BOARD_$(BOARD)
+CDEFS += $(LUFA_OPTS)
 
 
 # Place -D or -U options here for ASM sources
-ADEFS = -DF_CPU=$(F_CPU)
-
+ADEFS  = -DF_CPU=$(F_CPU)
+ADEFS += -DF_CLOCK=$(F_CLOCK)UL
+ADEFS += -DBOARD=BOARD_$(BOARD)
+ADEFS += $(LUFA_OPTS)
 
 # Place -D or -U options here for C++ sources
-CPPDEFS = -DF_CPU=$(F_CPU)UL
+CPPDEFS  = -DF_CPU=$(F_CPU)UL
+CPPDEFS += -DF_CLOCK=$(F_CLOCK)UL
+CPPDEFS += -DBOARD=BOARD_$(BOARD)
+CPPDEFS += $(LUFA_OPTS)
 #CPPDEFS += -D__STDC_LIMIT_MACROS
 #CPPDEFS += -D__STDC_CONSTANT_MACROS
 
@@ -218,8 +218,9 @@ CFLAGS += -fshort-enums
 CFLAGS += -fno-strict-aliasing
 CFLAGS += -Wall
 CFLAGS += -Wstrict-prototypes
-CFLAGS += -Wundef
+#CFLAGS += -mshort-calls
 #CFLAGS += -fno-unit-at-a-time
+#CFLAGS += -Wundef
 #CFLAGS += -Wunreachable-code
 #CFLAGS += -Wsign-compare
 CFLAGS += -Wa,-adhlns=$(<:%.c=$(OBJDIR)/%.lst)
@@ -243,7 +244,7 @@ CPPFLAGS += -fpack-struct
 CPPFLAGS += -fshort-enums
 CPPFLAGS += -fno-exceptions
 CPPFLAGS += -Wall
-CFLAGS += -Wundef
+CPPFLAGS += -Wundef
 #CPPFLAGS += -mshort-calls
 #CPPFLAGS += -fno-unit-at-a-time
 #CPPFLAGS += -Wstrict-prototypes
@@ -320,7 +321,7 @@ EXTMEMOPTS =
 #  -Wl,...:     tell GCC to pass this to linker.
 #    -Map:      create map file
 #    --cref:    add cross reference to  map file
-LDFLAGS = -Wl,-Map=$(TARGET).map,--cref
+LDFLAGS  = -Wl,-Map=$(TARGET).map,--cref
 LDFLAGS += -Wl,--relax 
 LDFLAGS += -Wl,--gc-sections
 LDFLAGS += $(EXTMEMOPTS)
@@ -332,9 +333,7 @@ LDFLAGS += $(PRINTF_LIB) $(SCANF_LIB) $(MATH_LIB)
 
 #---------------- Programming Options (avrdude) ----------------
 
-# Programming hardware: alf avr910 avrisp bascom bsd 
-# dt006 pavr picoweb pony-stk200 sp12 stk200 stk500
-#
+# Programming hardware
 # Type: avrdude -c ?
 # to get a full listing.
 #
@@ -414,6 +413,7 @@ REMOVEDIR = rm -rf
 COPY = cp
 WINSHELL = cmd
 
+
 # Define Messages
 # English
 MSG_ERRORS_NONE = Errors: none
@@ -459,7 +459,7 @@ ALL_ASFLAGS = -mmcu=$(MCU) -I. -x assembler-with-cpp $(ASFLAGS)
 
 
 # Default target.
-all: begin gccversion sizebefore build showliboptions showtarget sizeafter end
+all: begin gccversion sizebefore build sizeafter end
 
 # Change the build target to build a HEX file or a library.
 build: elf hex eep lss sym
@@ -490,9 +490,7 @@ end:
 
 # Display size of file.
 HEXSIZE = $(SIZE) --target=$(FORMAT) $(TARGET).hex
-ELFSIZE = $(SIZE) $(MCU_FLAG) $(FORMAT_FLAG) $(TARGET).elf
-MCU_FLAG = $(shell $(SIZE) --help | grep -- --mcu > /dev/null && echo --mcu=$(MCU) )
-FORMAT_FLAG = $(shell $(SIZE) --help | grep -- --format=.*avr > /dev/null && echo --format=avr )
+ELFSIZE = $(SIZE) --mcu=$(MCU) --format=avr $(TARGET).elf
 
 sizebefore:
 	@if test -f $(TARGET).elf; then echo; echo $(MSG_SIZE_BEFORE); $(ELFSIZE); \
@@ -502,22 +500,7 @@ sizeafter:
 	@if test -f $(TARGET).elf; then echo; echo $(MSG_SIZE_AFTER); $(ELFSIZE); \
 	2>/dev/null; echo; fi
 
-showliboptions:
-	@echo
-	@echo ---- Compile Time Library Options ----
-	@for i in $(LUFA_OPTS:-D%=%); do \
-		echo $$i; \
-	done
-	@echo --------------------------------------
 
-showtarget:
-	@echo
-	@echo --------- Target Information ---------
-	@echo AVR Model: $(MCU)
-	@echo Board:     $(BOARD)
-	@echo Clock:     $(F_CPU)Hz CPU, $(F_CLOCK)Hz Master
-	@echo --------------------------------------
-	
 
 # Display compiler version information.
 gccversion : 
@@ -607,7 +590,7 @@ extcoff: $(TARGET).elf
 %.hex: %.elf
 	@echo
 	@echo $(MSG_FLASH) $@
-	$(OBJCOPY) -O $(FORMAT) -R .eeprom $< $@
+	$(OBJCOPY) -O $(FORMAT) -R .eeprom -R .fuse -R .lock $< $@
 
 %.eep: %.elf
 	@echo
@@ -619,7 +602,7 @@ extcoff: $(TARGET).elf
 %.lss: %.elf
 	@echo
 	@echo $(MSG_EXTENDED_LISTING) $@
-	$(OBJDUMP) -h -z -S $< > $@
+	$(OBJDUMP) -h -S -z $< > $@
 
 # Create a symbol table from ELF output file.
 %.sym: %.elf
@@ -681,18 +664,16 @@ $(OBJDIR)/%.o : %.S
 # Create preprocessed source for use in sending a bug report.
 %.i : %.c
 	$(CC) -E -mmcu=$(MCU) -I. $(CFLAGS) $< -o $@ 
-	
+
 
 # Target: clean project.
-clean: begin clean_list clean_binary end
+clean: begin clean_list end
 
-clean_binary:
-	$(REMOVE) $(TARGET).hex
-	
-clean_list:
+clean_list :
+	@echo
 	@echo $(MSG_CLEANING)
+	$(REMOVE) $(TARGET).hex
 	$(REMOVE) $(TARGET).eep
-	$(REMOVE) $(TARGET)eep.hex
 	$(REMOVE) $(TARGET).cof
 	$(REMOVE) $(TARGET).elf
 	$(REMOVE) $(TARGET).map
@@ -703,7 +684,6 @@ clean_list:
 	$(REMOVE) $(SRC:.c=.s)
 	$(REMOVE) $(SRC:.c=.d)
 	$(REMOVE) $(SRC:.c=.i)
-	$(REMOVE) InvalidEvents.tmp
 	$(REMOVEDIR) .dep
 
 doxygen:
@@ -723,8 +703,7 @@ $(shell mkdir $(OBJDIR) 2>/dev/null)
 
 
 # Listing of phony targets.
-.PHONY : all showliboptions showtarget begin       \
-finish end sizebefore sizeafter gccversion build   \
-elf hex eep lss sym coff extcoff program dfu flip  \
-flip-ee dfu-ee clean debug clean_list clean_binary \
-clean_doxygen gdb-config doxygen
\ No newline at end of file
+.PHONY : all begin finish end sizebefore sizeafter gccversion \
+build elf hex eep lss sym coff extcoff doxygen clean          \
+clean_list clean_doxygen program dfu flip flip-ee dfu-ee      \
+debug gdb-config
diff --git a/Demos/Device/ClassDriver/Keyboard/makefile b/Demos/Device/ClassDriver/Keyboard/makefile
index 5841a982c..ebd5b029a 100644
--- a/Demos/Device/ClassDriver/Keyboard/makefile
+++ b/Demos/Device/ClassDriver/Keyboard/makefile
@@ -115,7 +115,7 @@ OBJDIR = .
 LUFA_PATH = ../../../..
 
 
-# LUFA library compile-time options
+# LUFA library compile-time options and predefined tokens
 LUFA_OPTS  = -D USB_DEVICE_ONLY
 LUFA_OPTS += -D FIXED_CONTROL_ENDPOINT_SIZE=8
 LUFA_OPTS += -D FIXED_NUM_CONFIGURATIONS=1
@@ -123,23 +123,15 @@ LUFA_OPTS += -D USE_FLASH_DESCRIPTORS
 LUFA_OPTS += -D USE_STATIC_OPTIONS="(USB_DEVICE_OPT_FULLSPEED | USB_OPT_REG_ENABLED | USB_OPT_AUTO_PLL)"
 
 
+# Create the LUFA source path variables by including the LUFA root makefile
+include $(LUFA_PATH)/LUFA/makefile
+
+
 # List C source files here. (C dependencies are automatically generated.)
 SRC = $(TARGET).c                                                 \
 	  Descriptors.c                                               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/DevChapter9.c        \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Device.c             \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Endpoint.c           \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Host.c               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/HostChapter9.c       \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/LowLevel.c           \
- 	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Pipe.c               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/USBInterrupt.c       \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/ConfigDescriptor.c  \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/Events.c            \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/USBTask.c           \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/Class/Device/HID.c            \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/Class/Host/HID.c              \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/Class/Host/HIDParser.c        \
+	  $(LUFA_SRC_USB)                                             \
+	  $(LUFA_SRC_USBCLASS)
 
 
 # List C++ source files here. (C dependencies are automatically generated.)
@@ -185,15 +177,23 @@ CSTANDARD = -std=c99
 
 
 # Place -D or -U options here for C sources
-CDEFS  = -DF_CPU=$(F_CPU)UL -DF_CLOCK=$(F_CLOCK)UL -DBOARD=BOARD_$(BOARD) $(LUFA_OPTS)
+CDEFS  = -DF_CPU=$(F_CPU)UL
+CDEFS += -DF_CLOCK=$(F_CLOCK)UL
+CDEFS += -DBOARD=BOARD_$(BOARD)
+CDEFS += $(LUFA_OPTS)
 
 
 # Place -D or -U options here for ASM sources
-ADEFS = -DF_CPU=$(F_CPU)
-
+ADEFS  = -DF_CPU=$(F_CPU)
+ADEFS += -DF_CLOCK=$(F_CLOCK)UL
+ADEFS += -DBOARD=BOARD_$(BOARD)
+ADEFS += $(LUFA_OPTS)
 
 # Place -D or -U options here for C++ sources
-CPPDEFS = -DF_CPU=$(F_CPU)UL
+CPPDEFS  = -DF_CPU=$(F_CPU)UL
+CPPDEFS += -DF_CLOCK=$(F_CLOCK)UL
+CPPDEFS += -DBOARD=BOARD_$(BOARD)
+CPPDEFS += $(LUFA_OPTS)
 #CPPDEFS += -D__STDC_LIMIT_MACROS
 #CPPDEFS += -D__STDC_CONSTANT_MACROS
 
@@ -218,8 +218,9 @@ CFLAGS += -fshort-enums
 CFLAGS += -fno-strict-aliasing
 CFLAGS += -Wall
 CFLAGS += -Wstrict-prototypes
-CFLAGS += -Wundef
+#CFLAGS += -mshort-calls
 #CFLAGS += -fno-unit-at-a-time
+#CFLAGS += -Wundef
 #CFLAGS += -Wunreachable-code
 #CFLAGS += -Wsign-compare
 CFLAGS += -Wa,-adhlns=$(<:%.c=$(OBJDIR)/%.lst)
@@ -243,7 +244,7 @@ CPPFLAGS += -fpack-struct
 CPPFLAGS += -fshort-enums
 CPPFLAGS += -fno-exceptions
 CPPFLAGS += -Wall
-CFLAGS += -Wundef
+CPPFLAGS += -Wundef
 #CPPFLAGS += -mshort-calls
 #CPPFLAGS += -fno-unit-at-a-time
 #CPPFLAGS += -Wstrict-prototypes
@@ -320,7 +321,7 @@ EXTMEMOPTS =
 #  -Wl,...:     tell GCC to pass this to linker.
 #    -Map:      create map file
 #    --cref:    add cross reference to  map file
-LDFLAGS = -Wl,-Map=$(TARGET).map,--cref
+LDFLAGS  = -Wl,-Map=$(TARGET).map,--cref
 LDFLAGS += -Wl,--relax 
 LDFLAGS += -Wl,--gc-sections
 LDFLAGS += $(EXTMEMOPTS)
@@ -332,9 +333,7 @@ LDFLAGS += $(PRINTF_LIB) $(SCANF_LIB) $(MATH_LIB)
 
 #---------------- Programming Options (avrdude) ----------------
 
-# Programming hardware: alf avr910 avrisp bascom bsd 
-# dt006 pavr picoweb pony-stk200 sp12 stk200 stk500
-#
+# Programming hardware
 # Type: avrdude -c ?
 # to get a full listing.
 #
@@ -414,6 +413,7 @@ REMOVEDIR = rm -rf
 COPY = cp
 WINSHELL = cmd
 
+
 # Define Messages
 # English
 MSG_ERRORS_NONE = Errors: none
@@ -459,7 +459,7 @@ ALL_ASFLAGS = -mmcu=$(MCU) -I. -x assembler-with-cpp $(ASFLAGS)
 
 
 # Default target.
-all: begin gccversion sizebefore build showliboptions showtarget sizeafter end
+all: begin gccversion sizebefore build sizeafter end
 
 # Change the build target to build a HEX file or a library.
 build: elf hex eep lss sym
@@ -490,9 +490,7 @@ end:
 
 # Display size of file.
 HEXSIZE = $(SIZE) --target=$(FORMAT) $(TARGET).hex
-ELFSIZE = $(SIZE) $(MCU_FLAG) $(FORMAT_FLAG) $(TARGET).elf
-MCU_FLAG = $(shell $(SIZE) --help | grep -- --mcu > /dev/null && echo --mcu=$(MCU) )
-FORMAT_FLAG = $(shell $(SIZE) --help | grep -- --format=.*avr > /dev/null && echo --format=avr )
+ELFSIZE = $(SIZE) --mcu=$(MCU) --format=avr $(TARGET).elf
 
 sizebefore:
 	@if test -f $(TARGET).elf; then echo; echo $(MSG_SIZE_BEFORE); $(ELFSIZE); \
@@ -502,22 +500,7 @@ sizeafter:
 	@if test -f $(TARGET).elf; then echo; echo $(MSG_SIZE_AFTER); $(ELFSIZE); \
 	2>/dev/null; echo; fi
 
-showliboptions:
-	@echo
-	@echo ---- Compile Time Library Options ----
-	@for i in $(LUFA_OPTS:-D%=%); do \
-		echo $$i; \
-	done
-	@echo --------------------------------------
 
-showtarget:
-	@echo
-	@echo --------- Target Information ---------
-	@echo AVR Model: $(MCU)
-	@echo Board:     $(BOARD)
-	@echo Clock:     $(F_CPU)Hz CPU, $(F_CLOCK)Hz Master
-	@echo --------------------------------------
-	
 
 # Display compiler version information.
 gccversion : 
@@ -607,7 +590,7 @@ extcoff: $(TARGET).elf
 %.hex: %.elf
 	@echo
 	@echo $(MSG_FLASH) $@
-	$(OBJCOPY) -O $(FORMAT) -R .eeprom $< $@
+	$(OBJCOPY) -O $(FORMAT) -R .eeprom -R .fuse -R .lock $< $@
 
 %.eep: %.elf
 	@echo
@@ -619,7 +602,7 @@ extcoff: $(TARGET).elf
 %.lss: %.elf
 	@echo
 	@echo $(MSG_EXTENDED_LISTING) $@
-	$(OBJDUMP) -h -z -S $< > $@
+	$(OBJDUMP) -h -S -z $< > $@
 
 # Create a symbol table from ELF output file.
 %.sym: %.elf
@@ -681,18 +664,16 @@ $(OBJDIR)/%.o : %.S
 # Create preprocessed source for use in sending a bug report.
 %.i : %.c
 	$(CC) -E -mmcu=$(MCU) -I. $(CFLAGS) $< -o $@ 
-	
+
 
 # Target: clean project.
-clean: begin clean_list clean_binary end
+clean: begin clean_list end
 
-clean_binary:
-	$(REMOVE) $(TARGET).hex
-	
-clean_list:
+clean_list :
+	@echo
 	@echo $(MSG_CLEANING)
+	$(REMOVE) $(TARGET).hex
 	$(REMOVE) $(TARGET).eep
-	$(REMOVE) $(TARGET)eep.hex
 	$(REMOVE) $(TARGET).cof
 	$(REMOVE) $(TARGET).elf
 	$(REMOVE) $(TARGET).map
@@ -703,7 +684,6 @@ clean_list:
 	$(REMOVE) $(SRC:.c=.s)
 	$(REMOVE) $(SRC:.c=.d)
 	$(REMOVE) $(SRC:.c=.i)
-	$(REMOVE) InvalidEvents.tmp
 	$(REMOVEDIR) .dep
 
 doxygen:
@@ -723,8 +703,7 @@ $(shell mkdir $(OBJDIR) 2>/dev/null)
 
 
 # Listing of phony targets.
-.PHONY : all showliboptions showtarget begin       \
-finish end sizebefore sizeafter gccversion build   \
-elf hex eep lss sym coff extcoff program dfu flip  \
-flip-ee dfu-ee clean debug clean_list clean_binary \
-clean_doxygen gdb-config doxygen
\ No newline at end of file
+.PHONY : all begin finish end sizebefore sizeafter gccversion \
+build elf hex eep lss sym coff extcoff doxygen clean          \
+clean_list clean_doxygen program dfu flip flip-ee dfu-ee      \
+debug gdb-config
diff --git a/Demos/Device/ClassDriver/KeyboardMouse/makefile b/Demos/Device/ClassDriver/KeyboardMouse/makefile
index c10fd9ba9..5955304fb 100644
--- a/Demos/Device/ClassDriver/KeyboardMouse/makefile
+++ b/Demos/Device/ClassDriver/KeyboardMouse/makefile
@@ -115,7 +115,7 @@ OBJDIR = .
 LUFA_PATH = ../../../..
 
 
-# LUFA library compile-time options
+# LUFA library compile-time options and predefined tokens
 LUFA_OPTS  = -D USB_DEVICE_ONLY
 LUFA_OPTS += -D FIXED_CONTROL_ENDPOINT_SIZE=8
 LUFA_OPTS += -D FIXED_NUM_CONFIGURATIONS=1
@@ -123,23 +123,15 @@ LUFA_OPTS += -D USE_FLASH_DESCRIPTORS
 LUFA_OPTS += -D USE_STATIC_OPTIONS="(USB_DEVICE_OPT_FULLSPEED | USB_OPT_REG_ENABLED | USB_OPT_AUTO_PLL)"
 
 
+# Create the LUFA source path variables by including the LUFA root makefile
+include $(LUFA_PATH)/LUFA/makefile
+
+
 # List C source files here. (C dependencies are automatically generated.)
 SRC = $(TARGET).c                                                 \
 	  Descriptors.c                                               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/DevChapter9.c        \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Device.c             \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Endpoint.c           \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Host.c               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/HostChapter9.c       \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/LowLevel.c           \
- 	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Pipe.c               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/USBInterrupt.c       \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/ConfigDescriptor.c  \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/Events.c            \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/USBTask.c           \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/Class/Device/HID.c            \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/Class/Host/HID.c              \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/Class/Host/HIDParser.c        \
+	  $(LUFA_SRC_USB)                                             \
+	  $(LUFA_SRC_USBCLASS)
 
 
 # List C++ source files here. (C dependencies are automatically generated.)
@@ -185,15 +177,23 @@ CSTANDARD = -std=c99
 
 
 # Place -D or -U options here for C sources
-CDEFS  = -DF_CPU=$(F_CPU)UL -DF_CLOCK=$(F_CLOCK)UL -DBOARD=BOARD_$(BOARD) $(LUFA_OPTS)
+CDEFS  = -DF_CPU=$(F_CPU)UL
+CDEFS += -DF_CLOCK=$(F_CLOCK)UL
+CDEFS += -DBOARD=BOARD_$(BOARD)
+CDEFS += $(LUFA_OPTS)
 
 
 # Place -D or -U options here for ASM sources
-ADEFS = -DF_CPU=$(F_CPU)
-
+ADEFS  = -DF_CPU=$(F_CPU)
+ADEFS += -DF_CLOCK=$(F_CLOCK)UL
+ADEFS += -DBOARD=BOARD_$(BOARD)
+ADEFS += $(LUFA_OPTS)
 
 # Place -D or -U options here for C++ sources
-CPPDEFS = -DF_CPU=$(F_CPU)UL
+CPPDEFS  = -DF_CPU=$(F_CPU)UL
+CPPDEFS += -DF_CLOCK=$(F_CLOCK)UL
+CPPDEFS += -DBOARD=BOARD_$(BOARD)
+CPPDEFS += $(LUFA_OPTS)
 #CPPDEFS += -D__STDC_LIMIT_MACROS
 #CPPDEFS += -D__STDC_CONSTANT_MACROS
 
@@ -218,8 +218,9 @@ CFLAGS += -fshort-enums
 CFLAGS += -fno-strict-aliasing
 CFLAGS += -Wall
 CFLAGS += -Wstrict-prototypes
-CFLAGS += -Wundef
+#CFLAGS += -mshort-calls
 #CFLAGS += -fno-unit-at-a-time
+#CFLAGS += -Wundef
 #CFLAGS += -Wunreachable-code
 #CFLAGS += -Wsign-compare
 CFLAGS += -Wa,-adhlns=$(<:%.c=$(OBJDIR)/%.lst)
@@ -243,7 +244,7 @@ CPPFLAGS += -fpack-struct
 CPPFLAGS += -fshort-enums
 CPPFLAGS += -fno-exceptions
 CPPFLAGS += -Wall
-CFLAGS += -Wundef
+CPPFLAGS += -Wundef
 #CPPFLAGS += -mshort-calls
 #CPPFLAGS += -fno-unit-at-a-time
 #CPPFLAGS += -Wstrict-prototypes
@@ -320,7 +321,7 @@ EXTMEMOPTS =
 #  -Wl,...:     tell GCC to pass this to linker.
 #    -Map:      create map file
 #    --cref:    add cross reference to  map file
-LDFLAGS = -Wl,-Map=$(TARGET).map,--cref
+LDFLAGS  = -Wl,-Map=$(TARGET).map,--cref
 LDFLAGS += -Wl,--relax 
 LDFLAGS += -Wl,--gc-sections
 LDFLAGS += $(EXTMEMOPTS)
@@ -332,9 +333,7 @@ LDFLAGS += $(PRINTF_LIB) $(SCANF_LIB) $(MATH_LIB)
 
 #---------------- Programming Options (avrdude) ----------------
 
-# Programming hardware: alf avr910 avrisp bascom bsd 
-# dt006 pavr picoweb pony-stk200 sp12 stk200 stk500
-#
+# Programming hardware
 # Type: avrdude -c ?
 # to get a full listing.
 #
@@ -414,6 +413,7 @@ REMOVEDIR = rm -rf
 COPY = cp
 WINSHELL = cmd
 
+
 # Define Messages
 # English
 MSG_ERRORS_NONE = Errors: none
@@ -459,7 +459,7 @@ ALL_ASFLAGS = -mmcu=$(MCU) -I. -x assembler-with-cpp $(ASFLAGS)
 
 
 # Default target.
-all: begin gccversion sizebefore build showliboptions showtarget sizeafter end
+all: begin gccversion sizebefore build sizeafter end
 
 # Change the build target to build a HEX file or a library.
 build: elf hex eep lss sym
@@ -490,9 +490,7 @@ end:
 
 # Display size of file.
 HEXSIZE = $(SIZE) --target=$(FORMAT) $(TARGET).hex
-ELFSIZE = $(SIZE) $(MCU_FLAG) $(FORMAT_FLAG) $(TARGET).elf
-MCU_FLAG = $(shell $(SIZE) --help | grep -- --mcu > /dev/null && echo --mcu=$(MCU) )
-FORMAT_FLAG = $(shell $(SIZE) --help | grep -- --format=.*avr > /dev/null && echo --format=avr )
+ELFSIZE = $(SIZE) --mcu=$(MCU) --format=avr $(TARGET).elf
 
 sizebefore:
 	@if test -f $(TARGET).elf; then echo; echo $(MSG_SIZE_BEFORE); $(ELFSIZE); \
@@ -502,22 +500,7 @@ sizeafter:
 	@if test -f $(TARGET).elf; then echo; echo $(MSG_SIZE_AFTER); $(ELFSIZE); \
 	2>/dev/null; echo; fi
 
-showliboptions:
-	@echo
-	@echo ---- Compile Time Library Options ----
-	@for i in $(LUFA_OPTS:-D%=%); do \
-		echo $$i; \
-	done
-	@echo --------------------------------------
 
-showtarget:
-	@echo
-	@echo --------- Target Information ---------
-	@echo AVR Model: $(MCU)
-	@echo Board:     $(BOARD)
-	@echo Clock:     $(F_CPU)Hz CPU, $(F_CLOCK)Hz Master
-	@echo --------------------------------------
-	
 
 # Display compiler version information.
 gccversion : 
@@ -607,7 +590,7 @@ extcoff: $(TARGET).elf
 %.hex: %.elf
 	@echo
 	@echo $(MSG_FLASH) $@
-	$(OBJCOPY) -O $(FORMAT) -R .eeprom $< $@
+	$(OBJCOPY) -O $(FORMAT) -R .eeprom -R .fuse -R .lock $< $@
 
 %.eep: %.elf
 	@echo
@@ -619,7 +602,7 @@ extcoff: $(TARGET).elf
 %.lss: %.elf
 	@echo
 	@echo $(MSG_EXTENDED_LISTING) $@
-	$(OBJDUMP) -h -z -S $< > $@
+	$(OBJDUMP) -h -S -z $< > $@
 
 # Create a symbol table from ELF output file.
 %.sym: %.elf
@@ -681,18 +664,16 @@ $(OBJDIR)/%.o : %.S
 # Create preprocessed source for use in sending a bug report.
 %.i : %.c
 	$(CC) -E -mmcu=$(MCU) -I. $(CFLAGS) $< -o $@ 
-	
+
 
 # Target: clean project.
-clean: begin clean_list clean_binary end
+clean: begin clean_list end
 
-clean_binary:
-	$(REMOVE) $(TARGET).hex
-	
-clean_list:
+clean_list :
+	@echo
 	@echo $(MSG_CLEANING)
+	$(REMOVE) $(TARGET).hex
 	$(REMOVE) $(TARGET).eep
-	$(REMOVE) $(TARGET)eep.hex
 	$(REMOVE) $(TARGET).cof
 	$(REMOVE) $(TARGET).elf
 	$(REMOVE) $(TARGET).map
@@ -703,7 +684,6 @@ clean_list:
 	$(REMOVE) $(SRC:.c=.s)
 	$(REMOVE) $(SRC:.c=.d)
 	$(REMOVE) $(SRC:.c=.i)
-	$(REMOVE) InvalidEvents.tmp
 	$(REMOVEDIR) .dep
 
 doxygen:
@@ -723,8 +703,7 @@ $(shell mkdir $(OBJDIR) 2>/dev/null)
 
 
 # Listing of phony targets.
-.PHONY : all showliboptions showtarget begin       \
-finish end sizebefore sizeafter gccversion build   \
-elf hex eep lss sym coff extcoff program dfu flip  \
-flip-ee dfu-ee clean debug clean_list clean_binary \
-clean_doxygen gdb-config doxygen
\ No newline at end of file
+.PHONY : all begin finish end sizebefore sizeafter gccversion \
+build elf hex eep lss sym coff extcoff doxygen clean          \
+clean_list clean_doxygen program dfu flip flip-ee dfu-ee      \
+debug gdb-config
diff --git a/Demos/Device/ClassDriver/MIDI/makefile b/Demos/Device/ClassDriver/MIDI/makefile
index 899d35b89..fac283b31 100644
--- a/Demos/Device/ClassDriver/MIDI/makefile
+++ b/Demos/Device/ClassDriver/MIDI/makefile
@@ -115,7 +115,7 @@ OBJDIR = .
 LUFA_PATH = ../../../..
 
 
-# LUFA library compile-time options
+# LUFA library compile-time options and predefined tokens
 LUFA_OPTS  = -D USB_DEVICE_ONLY
 LUFA_OPTS += -D FIXED_CONTROL_ENDPOINT_SIZE=8
 LUFA_OPTS += -D FIXED_NUM_CONFIGURATIONS=1
@@ -123,21 +123,15 @@ LUFA_OPTS += -D USE_FLASH_DESCRIPTORS
 LUFA_OPTS += -D USE_STATIC_OPTIONS="(USB_DEVICE_OPT_FULLSPEED | USB_OPT_REG_ENABLED | USB_OPT_AUTO_PLL)"
 
 
+# Create the LUFA source path variables by including the LUFA root makefile
+include $(LUFA_PATH)/LUFA/makefile
+
+
 # List C source files here. (C dependencies are automatically generated.)
 SRC = $(TARGET).c                                                 \
 	  Descriptors.c                                               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/DevChapter9.c        \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Device.c             \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Endpoint.c           \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Host.c               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/HostChapter9.c       \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/LowLevel.c           \
- 	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Pipe.c               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/USBInterrupt.c       \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/ConfigDescriptor.c  \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/Events.c            \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/USBTask.c           \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/Class/Device/MIDI.c           \
+	  $(LUFA_SRC_USB)                                             \
+	  $(LUFA_SRC_USBCLASS)
 
 
 # List C++ source files here. (C dependencies are automatically generated.)
@@ -183,15 +177,23 @@ CSTANDARD = -std=c99
 
 
 # Place -D or -U options here for C sources
-CDEFS  = -DF_CPU=$(F_CPU)UL -DF_CLOCK=$(F_CLOCK)UL -DBOARD=BOARD_$(BOARD) $(LUFA_OPTS)
+CDEFS  = -DF_CPU=$(F_CPU)UL
+CDEFS += -DF_CLOCK=$(F_CLOCK)UL
+CDEFS += -DBOARD=BOARD_$(BOARD)
+CDEFS += $(LUFA_OPTS)
 
 
 # Place -D or -U options here for ASM sources
-ADEFS = -DF_CPU=$(F_CPU)
-
+ADEFS  = -DF_CPU=$(F_CPU)
+ADEFS += -DF_CLOCK=$(F_CLOCK)UL
+ADEFS += -DBOARD=BOARD_$(BOARD)
+ADEFS += $(LUFA_OPTS)
 
 # Place -D or -U options here for C++ sources
-CPPDEFS = -DF_CPU=$(F_CPU)UL
+CPPDEFS  = -DF_CPU=$(F_CPU)UL
+CPPDEFS += -DF_CLOCK=$(F_CLOCK)UL
+CPPDEFS += -DBOARD=BOARD_$(BOARD)
+CPPDEFS += $(LUFA_OPTS)
 #CPPDEFS += -D__STDC_LIMIT_MACROS
 #CPPDEFS += -D__STDC_CONSTANT_MACROS
 
@@ -216,8 +218,9 @@ CFLAGS += -fshort-enums
 CFLAGS += -fno-strict-aliasing
 CFLAGS += -Wall
 CFLAGS += -Wstrict-prototypes
-CFLAGS += -Wundef
+#CFLAGS += -mshort-calls
 #CFLAGS += -fno-unit-at-a-time
+#CFLAGS += -Wundef
 #CFLAGS += -Wunreachable-code
 #CFLAGS += -Wsign-compare
 CFLAGS += -Wa,-adhlns=$(<:%.c=$(OBJDIR)/%.lst)
@@ -241,7 +244,7 @@ CPPFLAGS += -fpack-struct
 CPPFLAGS += -fshort-enums
 CPPFLAGS += -fno-exceptions
 CPPFLAGS += -Wall
-CFLAGS += -Wundef
+CPPFLAGS += -Wundef
 #CPPFLAGS += -mshort-calls
 #CPPFLAGS += -fno-unit-at-a-time
 #CPPFLAGS += -Wstrict-prototypes
@@ -318,7 +321,7 @@ EXTMEMOPTS =
 #  -Wl,...:     tell GCC to pass this to linker.
 #    -Map:      create map file
 #    --cref:    add cross reference to  map file
-LDFLAGS = -Wl,-Map=$(TARGET).map,--cref
+LDFLAGS  = -Wl,-Map=$(TARGET).map,--cref
 LDFLAGS += -Wl,--relax 
 LDFLAGS += -Wl,--gc-sections
 LDFLAGS += $(EXTMEMOPTS)
@@ -330,9 +333,7 @@ LDFLAGS += $(PRINTF_LIB) $(SCANF_LIB) $(MATH_LIB)
 
 #---------------- Programming Options (avrdude) ----------------
 
-# Programming hardware: alf avr910 avrisp bascom bsd 
-# dt006 pavr picoweb pony-stk200 sp12 stk200 stk500
-#
+# Programming hardware
 # Type: avrdude -c ?
 # to get a full listing.
 #
@@ -412,6 +413,7 @@ REMOVEDIR = rm -rf
 COPY = cp
 WINSHELL = cmd
 
+
 # Define Messages
 # English
 MSG_ERRORS_NONE = Errors: none
@@ -457,7 +459,7 @@ ALL_ASFLAGS = -mmcu=$(MCU) -I. -x assembler-with-cpp $(ASFLAGS)
 
 
 # Default target.
-all: begin gccversion sizebefore build showliboptions showtarget sizeafter end
+all: begin gccversion sizebefore build sizeafter end
 
 # Change the build target to build a HEX file or a library.
 build: elf hex eep lss sym
@@ -488,9 +490,7 @@ end:
 
 # Display size of file.
 HEXSIZE = $(SIZE) --target=$(FORMAT) $(TARGET).hex
-ELFSIZE = $(SIZE) $(MCU_FLAG) $(FORMAT_FLAG) $(TARGET).elf
-MCU_FLAG = $(shell $(SIZE) --help | grep -- --mcu > /dev/null && echo --mcu=$(MCU) )
-FORMAT_FLAG = $(shell $(SIZE) --help | grep -- --format=.*avr > /dev/null && echo --format=avr )
+ELFSIZE = $(SIZE) --mcu=$(MCU) --format=avr $(TARGET).elf
 
 sizebefore:
 	@if test -f $(TARGET).elf; then echo; echo $(MSG_SIZE_BEFORE); $(ELFSIZE); \
@@ -500,22 +500,7 @@ sizeafter:
 	@if test -f $(TARGET).elf; then echo; echo $(MSG_SIZE_AFTER); $(ELFSIZE); \
 	2>/dev/null; echo; fi
 
-showliboptions:
-	@echo
-	@echo ---- Compile Time Library Options ----
-	@for i in $(LUFA_OPTS:-D%=%); do \
-		echo $$i; \
-	done
-	@echo --------------------------------------
 
-showtarget:
-	@echo
-	@echo --------- Target Information ---------
-	@echo AVR Model: $(MCU)
-	@echo Board:     $(BOARD)
-	@echo Clock:     $(F_CPU)Hz CPU, $(F_CLOCK)Hz Master
-	@echo --------------------------------------
-	
 
 # Display compiler version information.
 gccversion : 
@@ -605,7 +590,7 @@ extcoff: $(TARGET).elf
 %.hex: %.elf
 	@echo
 	@echo $(MSG_FLASH) $@
-	$(OBJCOPY) -O $(FORMAT) -R .eeprom $< $@
+	$(OBJCOPY) -O $(FORMAT) -R .eeprom -R .fuse -R .lock $< $@
 
 %.eep: %.elf
 	@echo
@@ -617,7 +602,7 @@ extcoff: $(TARGET).elf
 %.lss: %.elf
 	@echo
 	@echo $(MSG_EXTENDED_LISTING) $@
-	$(OBJDUMP) -h -z -S $< > $@
+	$(OBJDUMP) -h -S -z $< > $@
 
 # Create a symbol table from ELF output file.
 %.sym: %.elf
@@ -679,18 +664,16 @@ $(OBJDIR)/%.o : %.S
 # Create preprocessed source for use in sending a bug report.
 %.i : %.c
 	$(CC) -E -mmcu=$(MCU) -I. $(CFLAGS) $< -o $@ 
-	
+
 
 # Target: clean project.
-clean: begin clean_list clean_binary end
+clean: begin clean_list end
 
-clean_binary:
-	$(REMOVE) $(TARGET).hex
-	
-clean_list:
+clean_list :
+	@echo
 	@echo $(MSG_CLEANING)
+	$(REMOVE) $(TARGET).hex
 	$(REMOVE) $(TARGET).eep
-	$(REMOVE) $(TARGET)eep.hex
 	$(REMOVE) $(TARGET).cof
 	$(REMOVE) $(TARGET).elf
 	$(REMOVE) $(TARGET).map
@@ -701,7 +684,6 @@ clean_list:
 	$(REMOVE) $(SRC:.c=.s)
 	$(REMOVE) $(SRC:.c=.d)
 	$(REMOVE) $(SRC:.c=.i)
-	$(REMOVE) InvalidEvents.tmp
 	$(REMOVEDIR) .dep
 
 doxygen:
@@ -721,8 +703,7 @@ $(shell mkdir $(OBJDIR) 2>/dev/null)
 
 
 # Listing of phony targets.
-.PHONY : all showliboptions showtarget begin       \
-finish end sizebefore sizeafter gccversion build   \
-elf hex eep lss sym coff extcoff program dfu flip  \
-flip-ee dfu-ee clean debug clean_list clean_binary \
-clean_doxygen gdb-config doxygen
\ No newline at end of file
+.PHONY : all begin finish end sizebefore sizeafter gccversion \
+build elf hex eep lss sym coff extcoff doxygen clean          \
+clean_list clean_doxygen program dfu flip flip-ee dfu-ee      \
+debug gdb-config
diff --git a/Demos/Device/ClassDriver/MassStorage/Lib/SCSI.c b/Demos/Device/ClassDriver/MassStorage/Lib/SCSI.c
index f0796eaed..24d7859f0 100644
--- a/Demos/Device/ClassDriver/MassStorage/Lib/SCSI.c
+++ b/Demos/Device/ClassDriver/MassStorage/Lib/SCSI.c
@@ -249,14 +249,8 @@ static void SCSI_Command_Send_Diagnostic(USB_ClassInfo_MS_Device_t* MSInterfaceI
  */
 static void SCSI_Command_ReadWrite_10(USB_ClassInfo_MS_Device_t* MSInterfaceInfo, const bool IsDataRead)
 {
-	uint32_t BlockAddress;
-	uint16_t TotalBlocks;
-	
-	/* Load in the 32-bit block address (SCSI uses big-endian, so have to reverse the byte order) */
-	BlockAddress = SwapEndian_32(*(uint32_t*)&MSInterfaceInfo->State.CommandBlock.SCSICommandData[2]);
-
-	/* Load in the 16-bit total blocks (SCSI uses big-endian, so have to reverse the byte order) */
-	TotalBlocks  = SwapEndian_16(*(uint16_t*)&MSInterfaceInfo->State.CommandBlock.SCSICommandData[7]);
+	uint32_t BlockAddress = SwapEndian_32(*(uint32_t*)&MSInterfaceInfo->State.CommandBlock.SCSICommandData[2]);
+	uint16_t TotalBlocks  = SwapEndian_16(*(uint16_t*)&MSInterfaceInfo->State.CommandBlock.SCSICommandData[7]);
 	
 	/* Check if the block address is outside the maximum allowable value for the LUN */
 	if (BlockAddress >= LUN_MEDIA_BLOCKS)
diff --git a/Demos/Device/ClassDriver/MassStorage/MassStorage.txt b/Demos/Device/ClassDriver/MassStorage/MassStorage.txt
index 3489ca033..538257347 100644
--- a/Demos/Device/ClassDriver/MassStorage/MassStorage.txt
+++ b/Demos/Device/ClassDriver/MassStorage/MassStorage.txt
@@ -85,8 +85,8 @@
  *   <tr>
  *    <td>TOTAL_LUNS</td>
  *    <td>MassStorage.h</td>
- *    <td>Total number of Logical Units (drives) in the device. The total device capacity is shared equally between each drive
- *        - this can be set to any positive non-zero amount.</td>
+ *    <td>Total number of Logical Units (drives) in the device. The total device capacity is shared equally between each drive -
+ *        this can be set to any positive non-zero amount.</td>
  *   </tr>
  *  </table>
  */
diff --git a/Demos/Device/ClassDriver/MassStorage/makefile b/Demos/Device/ClassDriver/MassStorage/makefile
index 67e86bd95..a7c1bed82 100644
--- a/Demos/Device/ClassDriver/MassStorage/makefile
+++ b/Demos/Device/ClassDriver/MassStorage/makefile
@@ -115,33 +115,25 @@ OBJDIR = .
 LUFA_PATH = ../../../..
 
 
-# LUFA library compile-time options
+# LUFA library compile-time options and predefined tokens
 LUFA_OPTS  = -D USB_DEVICE_ONLY
 LUFA_OPTS += -D FIXED_CONTROL_ENDPOINT_SIZE=8
 LUFA_OPTS += -D FIXED_NUM_CONFIGURATIONS=1
 LUFA_OPTS += -D USE_FLASH_DESCRIPTORS
 LUFA_OPTS += -D USE_STATIC_OPTIONS="(USB_DEVICE_OPT_FULLSPEED | USB_OPT_REG_ENABLED | USB_OPT_AUTO_PLL)"
-LUFA_OPTS += -D INTERRUPT_CONTROL_ENDPOINT
+
+
+# Create the LUFA source path variables by including the LUFA root makefile
+include $(LUFA_PATH)/LUFA/makefile
 
 
 # List C source files here. (C dependencies are automatically generated.)
 SRC = $(TARGET).c                                                 \
 	  Descriptors.c                                               \
-	  Lib/SCSI.c                                                  \
 	  Lib/DataflashManager.c                                      \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/DevChapter9.c        \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Device.c             \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Endpoint.c           \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Host.c               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/HostChapter9.c       \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/LowLevel.c           \
- 	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Pipe.c               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/USBInterrupt.c       \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/ConfigDescriptor.c  \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/Events.c            \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/USBTask.c           \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/Class/Device/MassStorage.c    \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/Class/Host/MassStorage.c      \
+	  Lib/SCSI.c                                                  \
+	  $(LUFA_SRC_USB)                                             \
+	  $(LUFA_SRC_USBCLASS)
 
 
 # List C++ source files here. (C dependencies are automatically generated.)
@@ -187,15 +179,23 @@ CSTANDARD = -std=c99
 
 
 # Place -D or -U options here for C sources
-CDEFS  = -DF_CPU=$(F_CPU)UL -DF_CLOCK=$(F_CLOCK)UL -DBOARD=BOARD_$(BOARD) $(LUFA_OPTS)
+CDEFS  = -DF_CPU=$(F_CPU)UL
+CDEFS += -DF_CLOCK=$(F_CLOCK)UL
+CDEFS += -DBOARD=BOARD_$(BOARD)
+CDEFS += $(LUFA_OPTS)
 
 
 # Place -D or -U options here for ASM sources
-ADEFS = -DF_CPU=$(F_CPU)
-
+ADEFS  = -DF_CPU=$(F_CPU)
+ADEFS += -DF_CLOCK=$(F_CLOCK)UL
+ADEFS += -DBOARD=BOARD_$(BOARD)
+ADEFS += $(LUFA_OPTS)
 
 # Place -D or -U options here for C++ sources
-CPPDEFS = -DF_CPU=$(F_CPU)UL
+CPPDEFS  = -DF_CPU=$(F_CPU)UL
+CPPDEFS += -DF_CLOCK=$(F_CLOCK)UL
+CPPDEFS += -DBOARD=BOARD_$(BOARD)
+CPPDEFS += $(LUFA_OPTS)
 #CPPDEFS += -D__STDC_LIMIT_MACROS
 #CPPDEFS += -D__STDC_CONSTANT_MACROS
 
@@ -220,8 +220,9 @@ CFLAGS += -fshort-enums
 CFLAGS += -fno-strict-aliasing
 CFLAGS += -Wall
 CFLAGS += -Wstrict-prototypes
-CFLAGS += -Wundef
+#CFLAGS += -mshort-calls
 #CFLAGS += -fno-unit-at-a-time
+#CFLAGS += -Wundef
 #CFLAGS += -Wunreachable-code
 #CFLAGS += -Wsign-compare
 CFLAGS += -Wa,-adhlns=$(<:%.c=$(OBJDIR)/%.lst)
@@ -245,7 +246,7 @@ CPPFLAGS += -fpack-struct
 CPPFLAGS += -fshort-enums
 CPPFLAGS += -fno-exceptions
 CPPFLAGS += -Wall
-CFLAGS += -Wundef
+CPPFLAGS += -Wundef
 #CPPFLAGS += -mshort-calls
 #CPPFLAGS += -fno-unit-at-a-time
 #CPPFLAGS += -Wstrict-prototypes
@@ -322,7 +323,7 @@ EXTMEMOPTS =
 #  -Wl,...:     tell GCC to pass this to linker.
 #    -Map:      create map file
 #    --cref:    add cross reference to  map file
-LDFLAGS = -Wl,-Map=$(TARGET).map,--cref
+LDFLAGS  = -Wl,-Map=$(TARGET).map,--cref
 LDFLAGS += -Wl,--relax 
 LDFLAGS += -Wl,--gc-sections
 LDFLAGS += $(EXTMEMOPTS)
@@ -334,9 +335,7 @@ LDFLAGS += $(PRINTF_LIB) $(SCANF_LIB) $(MATH_LIB)
 
 #---------------- Programming Options (avrdude) ----------------
 
-# Programming hardware: alf avr910 avrisp bascom bsd 
-# dt006 pavr picoweb pony-stk200 sp12 stk200 stk500
-#
+# Programming hardware
 # Type: avrdude -c ?
 # to get a full listing.
 #
@@ -416,6 +415,7 @@ REMOVEDIR = rm -rf
 COPY = cp
 WINSHELL = cmd
 
+
 # Define Messages
 # English
 MSG_ERRORS_NONE = Errors: none
@@ -461,7 +461,7 @@ ALL_ASFLAGS = -mmcu=$(MCU) -I. -x assembler-with-cpp $(ASFLAGS)
 
 
 # Default target.
-all: begin gccversion sizebefore build showliboptions showtarget sizeafter end
+all: begin gccversion sizebefore build sizeafter end
 
 # Change the build target to build a HEX file or a library.
 build: elf hex eep lss sym
@@ -492,9 +492,7 @@ end:
 
 # Display size of file.
 HEXSIZE = $(SIZE) --target=$(FORMAT) $(TARGET).hex
-ELFSIZE = $(SIZE) $(MCU_FLAG) $(FORMAT_FLAG) $(TARGET).elf
-MCU_FLAG = $(shell $(SIZE) --help | grep -- --mcu > /dev/null && echo --mcu=$(MCU) )
-FORMAT_FLAG = $(shell $(SIZE) --help | grep -- --format=.*avr > /dev/null && echo --format=avr )
+ELFSIZE = $(SIZE) --mcu=$(MCU) --format=avr $(TARGET).elf
 
 sizebefore:
 	@if test -f $(TARGET).elf; then echo; echo $(MSG_SIZE_BEFORE); $(ELFSIZE); \
@@ -504,22 +502,7 @@ sizeafter:
 	@if test -f $(TARGET).elf; then echo; echo $(MSG_SIZE_AFTER); $(ELFSIZE); \
 	2>/dev/null; echo; fi
 
-showliboptions:
-	@echo
-	@echo ---- Compile Time Library Options ----
-	@for i in $(LUFA_OPTS:-D%=%); do \
-		echo $$i; \
-	done
-	@echo --------------------------------------
 
-showtarget:
-	@echo
-	@echo --------- Target Information ---------
-	@echo AVR Model: $(MCU)
-	@echo Board:     $(BOARD)
-	@echo Clock:     $(F_CPU)Hz CPU, $(F_CLOCK)Hz Master
-	@echo --------------------------------------
-	
 
 # Display compiler version information.
 gccversion : 
@@ -609,7 +592,7 @@ extcoff: $(TARGET).elf
 %.hex: %.elf
 	@echo
 	@echo $(MSG_FLASH) $@
-	$(OBJCOPY) -O $(FORMAT) -R .eeprom $< $@
+	$(OBJCOPY) -O $(FORMAT) -R .eeprom -R .fuse -R .lock $< $@
 
 %.eep: %.elf
 	@echo
@@ -621,7 +604,7 @@ extcoff: $(TARGET).elf
 %.lss: %.elf
 	@echo
 	@echo $(MSG_EXTENDED_LISTING) $@
-	$(OBJDUMP) -h -z -S $< > $@
+	$(OBJDUMP) -h -S -z $< > $@
 
 # Create a symbol table from ELF output file.
 %.sym: %.elf
@@ -683,18 +666,16 @@ $(OBJDIR)/%.o : %.S
 # Create preprocessed source for use in sending a bug report.
 %.i : %.c
 	$(CC) -E -mmcu=$(MCU) -I. $(CFLAGS) $< -o $@ 
-	
+
 
 # Target: clean project.
-clean: begin clean_list clean_binary end
+clean: begin clean_list end
 
-clean_binary:
-	$(REMOVE) $(TARGET).hex
-	
-clean_list:
+clean_list :
+	@echo
 	@echo $(MSG_CLEANING)
+	$(REMOVE) $(TARGET).hex
 	$(REMOVE) $(TARGET).eep
-	$(REMOVE) $(TARGET)eep.hex
 	$(REMOVE) $(TARGET).cof
 	$(REMOVE) $(TARGET).elf
 	$(REMOVE) $(TARGET).map
@@ -705,7 +686,6 @@ clean_list:
 	$(REMOVE) $(SRC:.c=.s)
 	$(REMOVE) $(SRC:.c=.d)
 	$(REMOVE) $(SRC:.c=.i)
-	$(REMOVE) InvalidEvents.tmp
 	$(REMOVEDIR) .dep
 
 doxygen:
@@ -725,8 +705,7 @@ $(shell mkdir $(OBJDIR) 2>/dev/null)
 
 
 # Listing of phony targets.
-.PHONY : all showliboptions showtarget begin       \
-finish end sizebefore sizeafter gccversion build   \
-elf hex eep lss sym coff extcoff program dfu flip  \
-flip-ee dfu-ee clean debug clean_list clean_binary \
-clean_doxygen gdb-config doxygen
\ No newline at end of file
+.PHONY : all begin finish end sizebefore sizeafter gccversion \
+build elf hex eep lss sym coff extcoff doxygen clean          \
+clean_list clean_doxygen program dfu flip flip-ee dfu-ee      \
+debug gdb-config
diff --git a/Demos/Device/ClassDriver/MassStorageKeyboard/MassStorageKeyboard.txt b/Demos/Device/ClassDriver/MassStorageKeyboard/MassStorageKeyboard.txt
index 568874157..f2fffc1fc 100644
--- a/Demos/Device/ClassDriver/MassStorageKeyboard/MassStorageKeyboard.txt
+++ b/Demos/Device/ClassDriver/MassStorageKeyboard/MassStorageKeyboard.txt
@@ -85,8 +85,8 @@
  *   <tr>
  *    <td>TOTAL_LUNS</td>
  *    <td>MassStorage.h</td>
- *    <td>Total number of Logical Units (drives) in the device. The total device capacity is shared equally between each drive
- *        - this can be set to any positive non-zero amount.</td>
+ *    <td>Total number of Logical Units (drives) in the device. The total device capacity is shared equally between each drive -
+ *        this can be set to any positive non-zero amount.</td>
  *   </tr>
  *  </table>
  */
diff --git a/Demos/Device/ClassDriver/MassStorageKeyboard/makefile b/Demos/Device/ClassDriver/MassStorageKeyboard/makefile
index 8a932fc72..9450ee584 100644
--- a/Demos/Device/ClassDriver/MassStorageKeyboard/makefile
+++ b/Demos/Device/ClassDriver/MassStorageKeyboard/makefile
@@ -71,28 +71,21 @@ BOARD  = USBKEY
 
 # Processor frequency.
 #     This will define a symbol, F_CPU, in all source code files equal to the 
-#     processor frequency. You can then use this symbol in your source code to 
+#     processor frequency in Hz. You can then use this symbol in your source code to 
 #     calculate timings. Do NOT tack on a 'UL' at the end, this will be done
 #     automatically to create a 32-bit value in your source code.
-#     Typical values are:
-#         F_CPU =  1000000
-#         F_CPU =  1843200
-#         F_CPU =  2000000
-#         F_CPU =  3686400
-#         F_CPU =  4000000
-#         F_CPU =  7372800
-#         F_CPU =  8000000
-#         F_CPU = 11059200
-#         F_CPU = 14745600
-#         F_CPU = 16000000
-#         F_CPU = 18432000
-#         F_CPU = 20000000
+#
+#     This will be an integer division of F_CLOCK below, as it is sourced by
+#     F_CLOCK after it has run through any CPU prescalers. Note that this value
+#     does not *change* the processor frequency - it should merely be updated to
+#     reflect the processor speed set externally so that the code can use accurate
+#     software delays.
 F_CPU = 8000000
 
 
 # Input clock frequency.
 #     This will define a symbol, F_CLOCK, in all source code files equal to the 
-#     input clock frequency (before any prescaling is performed). This value may
+#     input clock frequency (before any prescaling is performed) in Hz. This value may
 #     differ from F_CPU if prescaling is used on the latter, and is required as the
 #     raw input clock is fed directly to the PLL sections of the AVR for high speed
 #     clock generation for the USB and other AVR subsections. Do NOT tack on a 'UL'
@@ -122,36 +115,25 @@ OBJDIR = .
 LUFA_PATH = ../../../..
 
 
-# LUFA library compile-time options
+# LUFA library compile-time options and predefined tokens
 LUFA_OPTS  = -D USB_DEVICE_ONLY
 LUFA_OPTS += -D FIXED_CONTROL_ENDPOINT_SIZE=8
 LUFA_OPTS += -D FIXED_NUM_CONFIGURATIONS=1
 LUFA_OPTS += -D USE_FLASH_DESCRIPTORS
 LUFA_OPTS += -D USE_STATIC_OPTIONS="(USB_DEVICE_OPT_FULLSPEED | USB_OPT_REG_ENABLED | USB_OPT_AUTO_PLL)"
-LUFA_OPTS += -D INTERRUPT_CONTROL_ENDPOINT
 
 
+# Create the LUFA source path variables by including the LUFA root makefile
+include $(LUFA_PATH)/LUFA/makefile
+
 
 # List C source files here. (C dependencies are automatically generated.)
 SRC = $(TARGET).c                                                 \
 	  Descriptors.c                                               \
-	  Lib/SCSI.c                                                  \
 	  Lib/DataflashManager.c                                      \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/DevChapter9.c        \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Device.c             \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Endpoint.c           \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Host.c               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/HostChapter9.c       \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/LowLevel.c           \
- 	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Pipe.c               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/USBInterrupt.c       \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/ConfigDescriptor.c  \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/Events.c            \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/USBTask.c           \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/Class/Device/MassStorage.c    \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/Class/Device/HID.c            \
-
-
+	  Lib/SCSI.c                                                  \
+	  $(LUFA_SRC_USB)                                             \
+	  $(LUFA_SRC_USBCLASS)
 
 
 # List C++ source files here. (C dependencies are automatically generated.)
@@ -197,15 +179,23 @@ CSTANDARD = -std=c99
 
 
 # Place -D or -U options here for C sources
-CDEFS  = -DF_CPU=$(F_CPU)UL -DF_CLOCK=$(F_CLOCK)UL -DBOARD=BOARD_$(BOARD) $(LUFA_OPTS)
+CDEFS  = -DF_CPU=$(F_CPU)UL
+CDEFS += -DF_CLOCK=$(F_CLOCK)UL
+CDEFS += -DBOARD=BOARD_$(BOARD)
+CDEFS += $(LUFA_OPTS)
 
 
 # Place -D or -U options here for ASM sources
-ADEFS = -DF_CPU=$(F_CPU)
-
+ADEFS  = -DF_CPU=$(F_CPU)
+ADEFS += -DF_CLOCK=$(F_CLOCK)UL
+ADEFS += -DBOARD=BOARD_$(BOARD)
+ADEFS += $(LUFA_OPTS)
 
 # Place -D or -U options here for C++ sources
-CPPDEFS = -DF_CPU=$(F_CPU)UL
+CPPDEFS  = -DF_CPU=$(F_CPU)UL
+CPPDEFS += -DF_CLOCK=$(F_CLOCK)UL
+CPPDEFS += -DBOARD=BOARD_$(BOARD)
+CPPDEFS += $(LUFA_OPTS)
 #CPPDEFS += -D__STDC_LIMIT_MACROS
 #CPPDEFS += -D__STDC_CONSTANT_MACROS
 
@@ -230,8 +220,9 @@ CFLAGS += -fshort-enums
 CFLAGS += -fno-strict-aliasing
 CFLAGS += -Wall
 CFLAGS += -Wstrict-prototypes
-CFLAGS += -Wundef
+#CFLAGS += -mshort-calls
 #CFLAGS += -fno-unit-at-a-time
+#CFLAGS += -Wundef
 #CFLAGS += -Wunreachable-code
 #CFLAGS += -Wsign-compare
 CFLAGS += -Wa,-adhlns=$(<:%.c=$(OBJDIR)/%.lst)
@@ -255,7 +246,7 @@ CPPFLAGS += -fpack-struct
 CPPFLAGS += -fshort-enums
 CPPFLAGS += -fno-exceptions
 CPPFLAGS += -Wall
-CFLAGS += -Wundef
+CPPFLAGS += -Wundef
 #CPPFLAGS += -mshort-calls
 #CPPFLAGS += -fno-unit-at-a-time
 #CPPFLAGS += -Wstrict-prototypes
@@ -332,8 +323,8 @@ EXTMEMOPTS =
 #  -Wl,...:     tell GCC to pass this to linker.
 #    -Map:      create map file
 #    --cref:    add cross reference to  map file
-LDFLAGS = -Wl,-Map=$(TARGET).map,--cref
-LDFLAGS += -Wl,--relax
+LDFLAGS  = -Wl,-Map=$(TARGET).map,--cref
+LDFLAGS += -Wl,--relax 
 LDFLAGS += -Wl,--gc-sections
 LDFLAGS += $(EXTMEMOPTS)
 LDFLAGS += $(patsubst %,-L%,$(EXTRALIBDIRS))
@@ -344,9 +335,7 @@ LDFLAGS += $(PRINTF_LIB) $(SCANF_LIB) $(MATH_LIB)
 
 #---------------- Programming Options (avrdude) ----------------
 
-# Programming hardware: alf avr910 avrisp bascom bsd 
-# dt006 pavr picoweb pony-stk200 sp12 stk200 stk500
-#
+# Programming hardware
 # Type: avrdude -c ?
 # to get a full listing.
 #
@@ -426,6 +415,7 @@ REMOVEDIR = rm -rf
 COPY = cp
 WINSHELL = cmd
 
+
 # Define Messages
 # English
 MSG_ERRORS_NONE = Errors: none
@@ -471,7 +461,7 @@ ALL_ASFLAGS = -mmcu=$(MCU) -I. -x assembler-with-cpp $(ASFLAGS)
 
 
 # Default target.
-all: begin gccversion sizebefore build showeventhooks showliboptions showtarget sizeafter end
+all: begin gccversion sizebefore build sizeafter end
 
 # Change the build target to build a HEX file or a library.
 build: elf hex eep lss sym
@@ -502,9 +492,7 @@ end:
 
 # Display size of file.
 HEXSIZE = $(SIZE) --target=$(FORMAT) $(TARGET).hex
-ELFSIZE = $(SIZE) $(MCU_FLAG) $(FORMAT_FLAG) $(TARGET).elf
-MCU_FLAG = $(shell $(SIZE) --help | grep -- --mcu > /dev/null && echo --mcu=$(MCU) )
-FORMAT_FLAG = $(shell $(SIZE) --help | grep -- --format=.*avr > /dev/null && echo --format=avr )
+ELFSIZE = $(SIZE) --mcu=$(MCU) --format=avr $(TARGET).elf
 
 sizebefore:
 	@if test -f $(TARGET).elf; then echo; echo $(MSG_SIZE_BEFORE); $(ELFSIZE); \
@@ -514,40 +502,38 @@ sizeafter:
 	@if test -f $(TARGET).elf; then echo; echo $(MSG_SIZE_AFTER); $(ELFSIZE); \
 	2>/dev/null; echo; fi
 
-showeventhooks: build
-	@echo
-	@echo -------- Unhooked LUFA Events --------
-	@$(shell) (grep -s '^EVENT_.*LUFA/.*\\.o' $(TARGET).map | \
-	           cut -d' ' -f1 | cut -d'_' -f2- | grep ".*") || \
-			   echo "(None)"
-	@echo --------------------------------------
 
-showliboptions:
-	@echo
-	@echo ---- Compile Time Library Options ----
-	@for i in $(LUFA_OPTS:-D%=%); do \
-		echo $$i; \
-	done
-	@echo --------------------------------------
 
-showtarget:
-	@echo
-	@echo --------- Target Information ---------
-	@echo AVR Model: $(MCU)
-	@echo Board:     $(BOARD)
-	@echo Clock:     $(F_CPU)Hz CPU, $(F_CLOCK)Hz Master
-	@echo --------------------------------------
-	
 # Display compiler version information.
 gccversion : 
 	@$(CC) --version
 
 
-
 # Program the device.  
 program: $(TARGET).hex $(TARGET).eep
 	$(AVRDUDE) $(AVRDUDE_FLAGS) $(AVRDUDE_WRITE_FLASH) $(AVRDUDE_WRITE_EEPROM)
 
+flip: $(TARGET).hex
+	batchisp -hardware usb -device $(MCU) -operation erase f
+	batchisp -hardware usb -device $(MCU) -operation loadbuffer $(TARGET).hex program
+	batchisp -hardware usb -device $(MCU) -operation start reset 0
+
+dfu: $(TARGET).hex
+	dfu-programmer $(MCU) erase
+	dfu-programmer $(MCU) flash --debug 1 $(TARGET).hex
+	dfu-programmer $(MCU) reset
+
+flip-ee: $(TARGET).hex $(TARGET).eep
+	$(COPY) $(TARGET).eep $(TARGET)eep.hex
+	batchisp -hardware usb -device $(MCU) -operation memory EEPROM erase
+	batchisp -hardware usb -device $(MCU) -operation memory EEPROM loadbuffer $(TARGET)eep.hex program
+	batchisp -hardware usb -device $(MCU) -operation start reset 0
+	$(REMOVE) $(TARGET)eep.hex
+
+dfu-ee: $(TARGET).hex $(TARGET).eep
+	dfu-programmer $(MCU) flash-eeprom --debug 1 --suppress-bootloader-mem $(TARGET).eep
+	dfu-programmer $(MCU) reset
+
 
 # Generate avr-gdb config/init file which does the following:
 #     define the reset signal, load the target file, connect to target, and set 
@@ -606,7 +592,7 @@ extcoff: $(TARGET).elf
 %.hex: %.elf
 	@echo
 	@echo $(MSG_FLASH) $@
-	$(OBJCOPY) -O $(FORMAT) -R .eeprom $< $@
+	$(OBJCOPY) -O $(FORMAT) -R .eeprom -R .fuse -R .lock $< $@
 
 %.eep: %.elf
 	@echo
@@ -618,7 +604,7 @@ extcoff: $(TARGET).elf
 %.lss: %.elf
 	@echo
 	@echo $(MSG_EXTENDED_LISTING) $@
-	$(OBJDUMP) -h -z -S $< > $@
+	$(OBJDUMP) -h -S -z $< > $@
 
 # Create a symbol table from ELF output file.
 %.sym: %.elf
@@ -680,18 +666,16 @@ $(OBJDIR)/%.o : %.S
 # Create preprocessed source for use in sending a bug report.
 %.i : %.c
 	$(CC) -E -mmcu=$(MCU) -I. $(CFLAGS) $< -o $@ 
-	
+
 
 # Target: clean project.
-clean: begin clean_list clean_binary end
+clean: begin clean_list end
 
-clean_binary:
-	$(REMOVE) $(TARGET).hex
-	
-clean_list:
+clean_list :
+	@echo
 	@echo $(MSG_CLEANING)
+	$(REMOVE) $(TARGET).hex
 	$(REMOVE) $(TARGET).eep
-	$(REMOVE) $(TARGET)eep.hex
 	$(REMOVE) $(TARGET).cof
 	$(REMOVE) $(TARGET).elf
 	$(REMOVE) $(TARGET).map
@@ -702,7 +686,6 @@ clean_list:
 	$(REMOVE) $(SRC:.c=.s)
 	$(REMOVE) $(SRC:.c=.d)
 	$(REMOVE) $(SRC:.c=.i)
-	$(REMOVE) InvalidEvents.tmp
 	$(REMOVEDIR) .dep
 
 doxygen:
@@ -722,8 +705,7 @@ $(shell mkdir $(OBJDIR) 2>/dev/null)
 
 
 # Listing of phony targets.
-.PHONY : all showliboptions showtarget begin       \
-finish end sizebefore sizeafter gccversion build   \
-elf hex eep lss sym coff extcoff program dfu flip  \
-flip-ee dfu-ee clean debug clean_list clean_binary \
-clean_doxygen gdb-config doxygen
\ No newline at end of file
+.PHONY : all begin finish end sizebefore sizeafter gccversion \
+build elf hex eep lss sym coff extcoff doxygen clean          \
+clean_list clean_doxygen program dfu flip flip-ee dfu-ee      \
+debug gdb-config
diff --git a/Demos/Device/ClassDriver/Mouse/makefile b/Demos/Device/ClassDriver/Mouse/makefile
index c6250282a..d202a6a8c 100644
--- a/Demos/Device/ClassDriver/Mouse/makefile
+++ b/Demos/Device/ClassDriver/Mouse/makefile
@@ -115,7 +115,7 @@ OBJDIR = .
 LUFA_PATH = ../../../..
 
 
-# LUFA library compile-time options
+# LUFA library compile-time options and predefined tokens
 LUFA_OPTS  = -D USB_DEVICE_ONLY
 LUFA_OPTS += -D FIXED_CONTROL_ENDPOINT_SIZE=8
 LUFA_OPTS += -D FIXED_NUM_CONFIGURATIONS=1
@@ -123,23 +123,15 @@ LUFA_OPTS += -D USE_FLASH_DESCRIPTORS
 LUFA_OPTS += -D USE_STATIC_OPTIONS="(USB_DEVICE_OPT_FULLSPEED | USB_OPT_REG_ENABLED | USB_OPT_AUTO_PLL)"
 
 
+# Create the LUFA source path variables by including the LUFA root makefile
+include $(LUFA_PATH)/LUFA/makefile
+
+
 # List C source files here. (C dependencies are automatically generated.)
 SRC = $(TARGET).c                                                 \
 	  Descriptors.c                                               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/DevChapter9.c        \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Device.c             \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Endpoint.c           \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Host.c               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/HostChapter9.c       \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/LowLevel.c           \
- 	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Pipe.c               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/USBInterrupt.c       \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/ConfigDescriptor.c  \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/Events.c            \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/USBTask.c           \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/Class/Device/HID.c            \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/Class/Host/HID.c              \
- 	  $(LUFA_PATH)/LUFA/Drivers/USB/Class/Host/HIDParser.c        \
+	  $(LUFA_SRC_USB)                                             \
+	  $(LUFA_SRC_USBCLASS)
 
 
 # List C++ source files here. (C dependencies are automatically generated.)
@@ -185,15 +177,23 @@ CSTANDARD = -std=c99
 
 
 # Place -D or -U options here for C sources
-CDEFS  = -DF_CPU=$(F_CPU)UL -DF_CLOCK=$(F_CLOCK)UL -DBOARD=BOARD_$(BOARD) $(LUFA_OPTS)
+CDEFS  = -DF_CPU=$(F_CPU)UL
+CDEFS += -DF_CLOCK=$(F_CLOCK)UL
+CDEFS += -DBOARD=BOARD_$(BOARD)
+CDEFS += $(LUFA_OPTS)
 
 
 # Place -D or -U options here for ASM sources
-ADEFS = -DF_CPU=$(F_CPU)
-
+ADEFS  = -DF_CPU=$(F_CPU)
+ADEFS += -DF_CLOCK=$(F_CLOCK)UL
+ADEFS += -DBOARD=BOARD_$(BOARD)
+ADEFS += $(LUFA_OPTS)
 
 # Place -D or -U options here for C++ sources
-CPPDEFS = -DF_CPU=$(F_CPU)UL
+CPPDEFS  = -DF_CPU=$(F_CPU)UL
+CPPDEFS += -DF_CLOCK=$(F_CLOCK)UL
+CPPDEFS += -DBOARD=BOARD_$(BOARD)
+CPPDEFS += $(LUFA_OPTS)
 #CPPDEFS += -D__STDC_LIMIT_MACROS
 #CPPDEFS += -D__STDC_CONSTANT_MACROS
 
@@ -218,8 +218,9 @@ CFLAGS += -fshort-enums
 CFLAGS += -fno-strict-aliasing
 CFLAGS += -Wall
 CFLAGS += -Wstrict-prototypes
-CFLAGS += -Wundef
+#CFLAGS += -mshort-calls
 #CFLAGS += -fno-unit-at-a-time
+#CFLAGS += -Wundef
 #CFLAGS += -Wunreachable-code
 #CFLAGS += -Wsign-compare
 CFLAGS += -Wa,-adhlns=$(<:%.c=$(OBJDIR)/%.lst)
@@ -243,7 +244,7 @@ CPPFLAGS += -fpack-struct
 CPPFLAGS += -fshort-enums
 CPPFLAGS += -fno-exceptions
 CPPFLAGS += -Wall
-CFLAGS += -Wundef
+CPPFLAGS += -Wundef
 #CPPFLAGS += -mshort-calls
 #CPPFLAGS += -fno-unit-at-a-time
 #CPPFLAGS += -Wstrict-prototypes
@@ -320,7 +321,7 @@ EXTMEMOPTS =
 #  -Wl,...:     tell GCC to pass this to linker.
 #    -Map:      create map file
 #    --cref:    add cross reference to  map file
-LDFLAGS = -Wl,-Map=$(TARGET).map,--cref
+LDFLAGS  = -Wl,-Map=$(TARGET).map,--cref
 LDFLAGS += -Wl,--relax 
 LDFLAGS += -Wl,--gc-sections
 LDFLAGS += $(EXTMEMOPTS)
@@ -332,9 +333,7 @@ LDFLAGS += $(PRINTF_LIB) $(SCANF_LIB) $(MATH_LIB)
 
 #---------------- Programming Options (avrdude) ----------------
 
-# Programming hardware: alf avr910 avrisp bascom bsd 
-# dt006 pavr picoweb pony-stk200 sp12 stk200 stk500
-#
+# Programming hardware
 # Type: avrdude -c ?
 # to get a full listing.
 #
@@ -414,6 +413,7 @@ REMOVEDIR = rm -rf
 COPY = cp
 WINSHELL = cmd
 
+
 # Define Messages
 # English
 MSG_ERRORS_NONE = Errors: none
@@ -459,7 +459,7 @@ ALL_ASFLAGS = -mmcu=$(MCU) -I. -x assembler-with-cpp $(ASFLAGS)
 
 
 # Default target.
-all: begin gccversion sizebefore build showliboptions showtarget sizeafter end
+all: begin gccversion sizebefore build sizeafter end
 
 # Change the build target to build a HEX file or a library.
 build: elf hex eep lss sym
@@ -490,9 +490,7 @@ end:
 
 # Display size of file.
 HEXSIZE = $(SIZE) --target=$(FORMAT) $(TARGET).hex
-ELFSIZE = $(SIZE) $(MCU_FLAG) $(FORMAT_FLAG) $(TARGET).elf
-MCU_FLAG = $(shell $(SIZE) --help | grep -- --mcu > /dev/null && echo --mcu=$(MCU) )
-FORMAT_FLAG = $(shell $(SIZE) --help | grep -- --format=.*avr > /dev/null && echo --format=avr )
+ELFSIZE = $(SIZE) --mcu=$(MCU) --format=avr $(TARGET).elf
 
 sizebefore:
 	@if test -f $(TARGET).elf; then echo; echo $(MSG_SIZE_BEFORE); $(ELFSIZE); \
@@ -502,22 +500,7 @@ sizeafter:
 	@if test -f $(TARGET).elf; then echo; echo $(MSG_SIZE_AFTER); $(ELFSIZE); \
 	2>/dev/null; echo; fi
 
-showliboptions:
-	@echo
-	@echo ---- Compile Time Library Options ----
-	@for i in $(LUFA_OPTS:-D%=%); do \
-		echo $$i; \
-	done
-	@echo --------------------------------------
 
-showtarget:
-	@echo
-	@echo --------- Target Information ---------
-	@echo AVR Model: $(MCU)
-	@echo Board:     $(BOARD)
-	@echo Clock:     $(F_CPU)Hz CPU, $(F_CLOCK)Hz Master
-	@echo --------------------------------------
-	
 
 # Display compiler version information.
 gccversion : 
@@ -607,7 +590,7 @@ extcoff: $(TARGET).elf
 %.hex: %.elf
 	@echo
 	@echo $(MSG_FLASH) $@
-	$(OBJCOPY) -O $(FORMAT) -R .eeprom $< $@
+	$(OBJCOPY) -O $(FORMAT) -R .eeprom -R .fuse -R .lock $< $@
 
 %.eep: %.elf
 	@echo
@@ -619,7 +602,7 @@ extcoff: $(TARGET).elf
 %.lss: %.elf
 	@echo
 	@echo $(MSG_EXTENDED_LISTING) $@
-	$(OBJDUMP) -h -z -S $< > $@
+	$(OBJDUMP) -h -S -z $< > $@
 
 # Create a symbol table from ELF output file.
 %.sym: %.elf
@@ -681,18 +664,16 @@ $(OBJDIR)/%.o : %.S
 # Create preprocessed source for use in sending a bug report.
 %.i : %.c
 	$(CC) -E -mmcu=$(MCU) -I. $(CFLAGS) $< -o $@ 
-	
+
 
 # Target: clean project.
-clean: begin clean_list clean_binary end
+clean: begin clean_list end
 
-clean_binary:
-	$(REMOVE) $(TARGET).hex
-	
-clean_list:
+clean_list :
+	@echo
 	@echo $(MSG_CLEANING)
+	$(REMOVE) $(TARGET).hex
 	$(REMOVE) $(TARGET).eep
-	$(REMOVE) $(TARGET)eep.hex
 	$(REMOVE) $(TARGET).cof
 	$(REMOVE) $(TARGET).elf
 	$(REMOVE) $(TARGET).map
@@ -703,7 +684,6 @@ clean_list:
 	$(REMOVE) $(SRC:.c=.s)
 	$(REMOVE) $(SRC:.c=.d)
 	$(REMOVE) $(SRC:.c=.i)
-	$(REMOVE) InvalidEvents.tmp
 	$(REMOVEDIR) .dep
 
 doxygen:
@@ -723,8 +703,7 @@ $(shell mkdir $(OBJDIR) 2>/dev/null)
 
 
 # Listing of phony targets.
-.PHONY : all showliboptions showtarget begin       \
-finish end sizebefore sizeafter gccversion build   \
-elf hex eep lss sym coff extcoff program dfu flip  \
-flip-ee dfu-ee clean debug clean_list clean_binary \
-clean_doxygen gdb-config doxygen
\ No newline at end of file
+.PHONY : all begin finish end sizebefore sizeafter gccversion \
+build elf hex eep lss sym coff extcoff doxygen clean          \
+clean_list clean_doxygen program dfu flip flip-ee dfu-ee      \
+debug gdb-config
diff --git a/Demos/Device/ClassDriver/RNDISEthernet/RNDISEthernet.txt b/Demos/Device/ClassDriver/RNDISEthernet/RNDISEthernet.txt
index 2175ecb7f..ab325ca00 100644
--- a/Demos/Device/ClassDriver/RNDISEthernet/RNDISEthernet.txt
+++ b/Demos/Device/ClassDriver/RNDISEthernet/RNDISEthernet.txt
@@ -85,37 +85,37 @@
  *   </tr>
  *   <tr>
  *    <td>NO_DECODE_ETHERNET</td>
- *    <td>Makefile CDEFS</td>
+ *    <td>Makefile LUFA_OPTS</td>
  *    <td>When defined, received Ethernet headers will not be decoded and printed to the device serial port.</td>
  *   </tr>
  *   <tr>
  *    <td>NO_DECODE_ARP</td>
- *    <td>Makefile CDEFS</td>
+ *    <td>Makefile LUFA_OPTS</td>
  *    <td>When defined, received ARP headers will not be decoded and printed to the device serial port.</td>
  *   </tr>
  *   <tr>
  *    <td>NO_DECODE_IP</td>
- *    <td>Makefile CDEFS</td>
+ *    <td>Makefile LUFA_OPTS</td>
  *    <td>When defined, received IP headers will not be decoded and printed to the device serial port.</td>
  *   </tr>
  *   <tr>
  *    <td>NO_DECODE_ICMP</td>
- *    <td>Makefile CDEFS</td>
+ *    <td>Makefile LUFA_OPTS</td>
  *    <td>When defined, received ICMP headers will not be decoded and printed to the device serial port.</td>
  *   </tr>
  *   <tr>
  *    <td>NO_DECODE_TCP</td>
- *    <td>Makefile CDEFS</td>
+ *    <td>Makefile LUFA_OPTS</td>
  *    <td>When defined, received TCP headers will not be decoded and printed to the device serial port.</td>
  *   </tr>
  *   <tr>
  *    <td>NO_DECODE_UDP</td>
- *    <td>Makefile CDEFS</td>
+ *    <td>Makefile LUFA_OPTS</td>
  *    <td>When defined, received UDP headers will not be decoded and printed to the device serial port.</td>
  *   </tr>
  *   <tr>
  *    <td>NO_DECODE_DHCP</td>
- *    <td>Makefile CDEFS</td>
+ *    <td>Makefile LUFA_OPTS</td>
  *    <td>When defined, received DHCP headers will not be decoded and printed to the device serial port.</td>
  *   </tr>
  *  </table>
diff --git a/Demos/Device/ClassDriver/RNDISEthernet/makefile b/Demos/Device/ClassDriver/RNDISEthernet/makefile
index 1164fbc66..c3650e9da 100644
--- a/Demos/Device/ClassDriver/RNDISEthernet/makefile
+++ b/Demos/Device/ClassDriver/RNDISEthernet/makefile
@@ -115,17 +115,29 @@ OBJDIR = .
 LUFA_PATH = ../../../..
 
 
-# LUFA library compile-time options
+# LUFA library compile-time options and predefined tokens
 LUFA_OPTS  = -D USB_DEVICE_ONLY
 LUFA_OPTS += -D FIXED_CONTROL_ENDPOINT_SIZE=8
 LUFA_OPTS += -D FIXED_NUM_CONFIGURATIONS=1
 LUFA_OPTS += -D USE_FLASH_DESCRIPTORS
 LUFA_OPTS += -D USE_STATIC_OPTIONS="(USB_DEVICE_OPT_FULLSPEED | USB_OPT_REG_ENABLED | USB_OPT_AUTO_PLL)"
 
+LUFA_OPTS += -D NO_DECODE_ETHERNET
+LUFA_OPTS += -D NO_DECODE_ARP
+LUFA_OPTS += -D NO_DECODE_IP
+LUFA_OPTS += -D NO_DECODE_ICMP
+LUFA_OPTS += -D NO_DECODE_TCP
+LUFA_OPTS += -D NO_DECODE_UDP
+LUFA_OPTS += -D NO_DECODE_DHCP
+
+
+# Create the LUFA source path variables by including the LUFA root makefile
+include $(LUFA_PATH)/LUFA/makefile
+
 
 # List C source files here. (C dependencies are automatically generated.)
 SRC = $(TARGET).c                                                 \
-      Descriptors.c                                               \
+	  Descriptors.c                                               \
 	  Lib/Ethernet.c                                              \
 	  Lib/ProtocolDecoders.c                                      \
 	  Lib/ICMP.c                                                  \
@@ -135,20 +147,10 @@ SRC = $(TARGET).c                                                 \
 	  Lib/ARP.c                                                   \
 	  Lib/IP.c                                                    \
 	  Lib/Webserver.c                                             \
-	  $(LUFA_PATH)/LUFA/Drivers/Peripheral/SerialStream.c         \
-	  $(LUFA_PATH)/LUFA/Drivers/Peripheral/Serial.c               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/DevChapter9.c        \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Device.c             \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Endpoint.c           \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Host.c               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/HostChapter9.c       \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/LowLevel.c           \
- 	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Pipe.c               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/USBInterrupt.c       \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/ConfigDescriptor.c  \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/Events.c            \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/USBTask.c           \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/Class/Device/RNDIS.c          \
+	  $(LUFA_SRC_USB)                                             \
+	  $(LUFA_SRC_USBCLASS)                                        \
+	  $(LUFA_SRC_SERIAL)                                          \
+	  $(LUFA_SRC_SERIALSTREAM)
 
 
 # List C++ source files here. (C dependencies are automatically generated.)
@@ -194,17 +196,23 @@ CSTANDARD = -std=c99
 
 
 # Place -D or -U options here for C sources
-CDEFS  = -DF_CPU=$(F_CPU)UL -DF_CLOCK=$(F_CLOCK)UL -DBOARD=BOARD_$(BOARD) $(LUFA_OPTS)
-CDEFS += -DNO_DECODE_ETHERNET -DNO_DECODE_ARP -DNO_DECODE_ICMP
-CDEFS += -DNO_DECODE_IP -DNO_DECODE_TCP -DNO_DECODE_UDP -DNO_DECODE_DHCP -DNO_DECODE_DNS
+CDEFS  = -DF_CPU=$(F_CPU)UL
+CDEFS += -DF_CLOCK=$(F_CLOCK)UL
+CDEFS += -DBOARD=BOARD_$(BOARD)
+CDEFS += $(LUFA_OPTS)
 
 
 # Place -D or -U options here for ASM sources
-ADEFS = -DF_CPU=$(F_CPU)
-
+ADEFS  = -DF_CPU=$(F_CPU)
+ADEFS += -DF_CLOCK=$(F_CLOCK)UL
+ADEFS += -DBOARD=BOARD_$(BOARD)
+ADEFS += $(LUFA_OPTS)
 
 # Place -D or -U options here for C++ sources
-CPPDEFS = -DF_CPU=$(F_CPU)UL
+CPPDEFS  = -DF_CPU=$(F_CPU)UL
+CPPDEFS += -DF_CLOCK=$(F_CLOCK)UL
+CPPDEFS += -DBOARD=BOARD_$(BOARD)
+CPPDEFS += $(LUFA_OPTS)
 #CPPDEFS += -D__STDC_LIMIT_MACROS
 #CPPDEFS += -D__STDC_CONSTANT_MACROS
 
@@ -229,8 +237,9 @@ CFLAGS += -fshort-enums
 CFLAGS += -fno-strict-aliasing
 CFLAGS += -Wall
 CFLAGS += -Wstrict-prototypes
-CFLAGS += -Wundef
+#CFLAGS += -mshort-calls
 #CFLAGS += -fno-unit-at-a-time
+#CFLAGS += -Wundef
 #CFLAGS += -Wunreachable-code
 #CFLAGS += -Wsign-compare
 CFLAGS += -Wa,-adhlns=$(<:%.c=$(OBJDIR)/%.lst)
@@ -254,7 +263,7 @@ CPPFLAGS += -fpack-struct
 CPPFLAGS += -fshort-enums
 CPPFLAGS += -fno-exceptions
 CPPFLAGS += -Wall
-CFLAGS += -Wundef
+CPPFLAGS += -Wundef
 #CPPFLAGS += -mshort-calls
 #CPPFLAGS += -fno-unit-at-a-time
 #CPPFLAGS += -Wstrict-prototypes
@@ -331,7 +340,7 @@ EXTMEMOPTS =
 #  -Wl,...:     tell GCC to pass this to linker.
 #    -Map:      create map file
 #    --cref:    add cross reference to  map file
-LDFLAGS = -Wl,-Map=$(TARGET).map,--cref
+LDFLAGS  = -Wl,-Map=$(TARGET).map,--cref
 LDFLAGS += -Wl,--relax 
 LDFLAGS += -Wl,--gc-sections
 LDFLAGS += $(EXTMEMOPTS)
@@ -343,9 +352,7 @@ LDFLAGS += $(PRINTF_LIB) $(SCANF_LIB) $(MATH_LIB)
 
 #---------------- Programming Options (avrdude) ----------------
 
-# Programming hardware: alf avr910 avrisp bascom bsd 
-# dt006 pavr picoweb pony-stk200 sp12 stk200 stk500
-#
+# Programming hardware
 # Type: avrdude -c ?
 # to get a full listing.
 #
@@ -425,6 +432,7 @@ REMOVEDIR = rm -rf
 COPY = cp
 WINSHELL = cmd
 
+
 # Define Messages
 # English
 MSG_ERRORS_NONE = Errors: none
@@ -470,7 +478,7 @@ ALL_ASFLAGS = -mmcu=$(MCU) -I. -x assembler-with-cpp $(ASFLAGS)
 
 
 # Default target.
-all: begin gccversion sizebefore build showliboptions showtarget sizeafter end
+all: begin gccversion sizebefore build sizeafter end
 
 # Change the build target to build a HEX file or a library.
 build: elf hex eep lss sym
@@ -501,9 +509,7 @@ end:
 
 # Display size of file.
 HEXSIZE = $(SIZE) --target=$(FORMAT) $(TARGET).hex
-ELFSIZE = $(SIZE) $(MCU_FLAG) $(FORMAT_FLAG) $(TARGET).elf
-MCU_FLAG = $(shell $(SIZE) --help | grep -- --mcu > /dev/null && echo --mcu=$(MCU) )
-FORMAT_FLAG = $(shell $(SIZE) --help | grep -- --format=.*avr > /dev/null && echo --format=avr )
+ELFSIZE = $(SIZE) --mcu=$(MCU) --format=avr $(TARGET).elf
 
 sizebefore:
 	@if test -f $(TARGET).elf; then echo; echo $(MSG_SIZE_BEFORE); $(ELFSIZE); \
@@ -513,22 +519,7 @@ sizeafter:
 	@if test -f $(TARGET).elf; then echo; echo $(MSG_SIZE_AFTER); $(ELFSIZE); \
 	2>/dev/null; echo; fi
 
-showliboptions:
-	@echo
-	@echo ---- Compile Time Library Options ----
-	@for i in $(LUFA_OPTS:-D%=%); do \
-		echo $$i; \
-	done
-	@echo --------------------------------------
 
-showtarget:
-	@echo
-	@echo --------- Target Information ---------
-	@echo AVR Model: $(MCU)
-	@echo Board:     $(BOARD)
-	@echo Clock:     $(F_CPU)Hz CPU, $(F_CLOCK)Hz Master
-	@echo --------------------------------------
-	
 
 # Display compiler version information.
 gccversion : 
@@ -618,7 +609,7 @@ extcoff: $(TARGET).elf
 %.hex: %.elf
 	@echo
 	@echo $(MSG_FLASH) $@
-	$(OBJCOPY) -O $(FORMAT) -R .eeprom $< $@
+	$(OBJCOPY) -O $(FORMAT) -R .eeprom -R .fuse -R .lock $< $@
 
 %.eep: %.elf
 	@echo
@@ -630,7 +621,7 @@ extcoff: $(TARGET).elf
 %.lss: %.elf
 	@echo
 	@echo $(MSG_EXTENDED_LISTING) $@
-	$(OBJDUMP) -h -z -S $< > $@
+	$(OBJDUMP) -h -S -z $< > $@
 
 # Create a symbol table from ELF output file.
 %.sym: %.elf
@@ -692,18 +683,16 @@ $(OBJDIR)/%.o : %.S
 # Create preprocessed source for use in sending a bug report.
 %.i : %.c
 	$(CC) -E -mmcu=$(MCU) -I. $(CFLAGS) $< -o $@ 
-	
+
 
 # Target: clean project.
-clean: begin clean_list clean_binary end
+clean: begin clean_list end
 
-clean_binary:
-	$(REMOVE) $(TARGET).hex
-	
-clean_list:
+clean_list :
+	@echo
 	@echo $(MSG_CLEANING)
+	$(REMOVE) $(TARGET).hex
 	$(REMOVE) $(TARGET).eep
-	$(REMOVE) $(TARGET)eep.hex
 	$(REMOVE) $(TARGET).cof
 	$(REMOVE) $(TARGET).elf
 	$(REMOVE) $(TARGET).map
@@ -714,7 +703,6 @@ clean_list:
 	$(REMOVE) $(SRC:.c=.s)
 	$(REMOVE) $(SRC:.c=.d)
 	$(REMOVE) $(SRC:.c=.i)
-	$(REMOVE) InvalidEvents.tmp
 	$(REMOVEDIR) .dep
 
 doxygen:
@@ -734,8 +722,7 @@ $(shell mkdir $(OBJDIR) 2>/dev/null)
 
 
 # Listing of phony targets.
-.PHONY : all showliboptions showtarget begin       \
-finish end sizebefore sizeafter gccversion build   \
-elf hex eep lss sym coff extcoff program dfu flip  \
-flip-ee dfu-ee clean debug clean_list clean_binary \
-clean_doxygen gdb-config doxygen
\ No newline at end of file
+.PHONY : all begin finish end sizebefore sizeafter gccversion \
+build elf hex eep lss sym coff extcoff doxygen clean          \
+clean_list clean_doxygen program dfu flip flip-ee dfu-ee      \
+debug gdb-config
\ No newline at end of file
diff --git a/Demos/Device/ClassDriver/VirtualSerial/makefile b/Demos/Device/ClassDriver/VirtualSerial/makefile
index ef615a1d6..18c3be52f 100644
--- a/Demos/Device/ClassDriver/VirtualSerial/makefile
+++ b/Demos/Device/ClassDriver/VirtualSerial/makefile
@@ -115,7 +115,7 @@ OBJDIR = .
 LUFA_PATH = ../../../..
 
 
-# LUFA library compile-time options
+# LUFA library compile-time options and predefined tokens
 LUFA_OPTS  = -D USB_DEVICE_ONLY
 LUFA_OPTS += -D FIXED_CONTROL_ENDPOINT_SIZE=8
 LUFA_OPTS += -D FIXED_NUM_CONFIGURATIONS=1
@@ -123,22 +123,15 @@ LUFA_OPTS += -D USE_FLASH_DESCRIPTORS
 LUFA_OPTS += -D USE_STATIC_OPTIONS="(USB_DEVICE_OPT_FULLSPEED | USB_OPT_REG_ENABLED | USB_OPT_AUTO_PLL)"
 
 
+# Create the LUFA source path variables by including the LUFA root makefile
+include $(LUFA_PATH)/LUFA/makefile
+
+
 # List C source files here. (C dependencies are automatically generated.)
 SRC = $(TARGET).c                                                 \
 	  Descriptors.c                                               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/DevChapter9.c        \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Device.c             \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Endpoint.c           \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Host.c               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/HostChapter9.c       \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/LowLevel.c           \
- 	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Pipe.c               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/USBInterrupt.c       \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/ConfigDescriptor.c  \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/Events.c            \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/USBTask.c           \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/Class/Device/CDC.c            \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/Class/Host/CDC.c              \
+	  $(LUFA_SRC_USB)                                             \
+	  $(LUFA_SRC_USBCLASS)
 
 
 # List C++ source files here. (C dependencies are automatically generated.)
@@ -184,15 +177,23 @@ CSTANDARD = -std=c99
 
 
 # Place -D or -U options here for C sources
-CDEFS  = -DF_CPU=$(F_CPU)UL -DF_CLOCK=$(F_CLOCK)UL -DBOARD=BOARD_$(BOARD) $(LUFA_OPTS)
+CDEFS  = -DF_CPU=$(F_CPU)UL
+CDEFS += -DF_CLOCK=$(F_CLOCK)UL
+CDEFS += -DBOARD=BOARD_$(BOARD)
+CDEFS += $(LUFA_OPTS)
 
 
 # Place -D or -U options here for ASM sources
-ADEFS = -DF_CPU=$(F_CPU)
-
+ADEFS  = -DF_CPU=$(F_CPU)
+ADEFS += -DF_CLOCK=$(F_CLOCK)UL
+ADEFS += -DBOARD=BOARD_$(BOARD)
+ADEFS += $(LUFA_OPTS)
 
 # Place -D or -U options here for C++ sources
-CPPDEFS = -DF_CPU=$(F_CPU)UL
+CPPDEFS  = -DF_CPU=$(F_CPU)UL
+CPPDEFS += -DF_CLOCK=$(F_CLOCK)UL
+CPPDEFS += -DBOARD=BOARD_$(BOARD)
+CPPDEFS += $(LUFA_OPTS)
 #CPPDEFS += -D__STDC_LIMIT_MACROS
 #CPPDEFS += -D__STDC_CONSTANT_MACROS
 
@@ -217,8 +218,9 @@ CFLAGS += -fshort-enums
 CFLAGS += -fno-strict-aliasing
 CFLAGS += -Wall
 CFLAGS += -Wstrict-prototypes
-CFLAGS += -Wundef
+#CFLAGS += -mshort-calls
 #CFLAGS += -fno-unit-at-a-time
+#CFLAGS += -Wundef
 #CFLAGS += -Wunreachable-code
 #CFLAGS += -Wsign-compare
 CFLAGS += -Wa,-adhlns=$(<:%.c=$(OBJDIR)/%.lst)
@@ -242,7 +244,7 @@ CPPFLAGS += -fpack-struct
 CPPFLAGS += -fshort-enums
 CPPFLAGS += -fno-exceptions
 CPPFLAGS += -Wall
-CFLAGS += -Wundef
+CPPFLAGS += -Wundef
 #CPPFLAGS += -mshort-calls
 #CPPFLAGS += -fno-unit-at-a-time
 #CPPFLAGS += -Wstrict-prototypes
@@ -319,7 +321,7 @@ EXTMEMOPTS =
 #  -Wl,...:     tell GCC to pass this to linker.
 #    -Map:      create map file
 #    --cref:    add cross reference to  map file
-LDFLAGS = -Wl,-Map=$(TARGET).map,--cref
+LDFLAGS  = -Wl,-Map=$(TARGET).map,--cref
 LDFLAGS += -Wl,--relax 
 LDFLAGS += -Wl,--gc-sections
 LDFLAGS += $(EXTMEMOPTS)
@@ -331,9 +333,7 @@ LDFLAGS += $(PRINTF_LIB) $(SCANF_LIB) $(MATH_LIB)
 
 #---------------- Programming Options (avrdude) ----------------
 
-# Programming hardware: alf avr910 avrisp bascom bsd 
-# dt006 pavr picoweb pony-stk200 sp12 stk200 stk500
-#
+# Programming hardware
 # Type: avrdude -c ?
 # to get a full listing.
 #
@@ -413,6 +413,7 @@ REMOVEDIR = rm -rf
 COPY = cp
 WINSHELL = cmd
 
+
 # Define Messages
 # English
 MSG_ERRORS_NONE = Errors: none
@@ -458,7 +459,7 @@ ALL_ASFLAGS = -mmcu=$(MCU) -I. -x assembler-with-cpp $(ASFLAGS)
 
 
 # Default target.
-all: begin gccversion sizebefore build showliboptions showtarget sizeafter end
+all: begin gccversion sizebefore build sizeafter end
 
 # Change the build target to build a HEX file or a library.
 build: elf hex eep lss sym
@@ -489,9 +490,7 @@ end:
 
 # Display size of file.
 HEXSIZE = $(SIZE) --target=$(FORMAT) $(TARGET).hex
-ELFSIZE = $(SIZE) $(MCU_FLAG) $(FORMAT_FLAG) $(TARGET).elf
-MCU_FLAG = $(shell $(SIZE) --help | grep -- --mcu > /dev/null && echo --mcu=$(MCU) )
-FORMAT_FLAG = $(shell $(SIZE) --help | grep -- --format=.*avr > /dev/null && echo --format=avr )
+ELFSIZE = $(SIZE) --mcu=$(MCU) --format=avr $(TARGET).elf
 
 sizebefore:
 	@if test -f $(TARGET).elf; then echo; echo $(MSG_SIZE_BEFORE); $(ELFSIZE); \
@@ -501,22 +500,7 @@ sizeafter:
 	@if test -f $(TARGET).elf; then echo; echo $(MSG_SIZE_AFTER); $(ELFSIZE); \
 	2>/dev/null; echo; fi
 
-showliboptions:
-	@echo
-	@echo ---- Compile Time Library Options ----
-	@for i in $(LUFA_OPTS:-D%=%); do \
-		echo $$i; \
-	done
-	@echo --------------------------------------
 
-showtarget:
-	@echo
-	@echo --------- Target Information ---------
-	@echo AVR Model: $(MCU)
-	@echo Board:     $(BOARD)
-	@echo Clock:     $(F_CPU)Hz CPU, $(F_CLOCK)Hz Master
-	@echo --------------------------------------
-	
 
 # Display compiler version information.
 gccversion : 
@@ -606,7 +590,7 @@ extcoff: $(TARGET).elf
 %.hex: %.elf
 	@echo
 	@echo $(MSG_FLASH) $@
-	$(OBJCOPY) -O $(FORMAT) -R .eeprom $< $@
+	$(OBJCOPY) -O $(FORMAT) -R .eeprom -R .fuse -R .lock $< $@
 
 %.eep: %.elf
 	@echo
@@ -618,7 +602,7 @@ extcoff: $(TARGET).elf
 %.lss: %.elf
 	@echo
 	@echo $(MSG_EXTENDED_LISTING) $@
-	$(OBJDUMP) -h -z -S $< > $@
+	$(OBJDUMP) -h -S -z $< > $@
 
 # Create a symbol table from ELF output file.
 %.sym: %.elf
@@ -680,18 +664,16 @@ $(OBJDIR)/%.o : %.S
 # Create preprocessed source for use in sending a bug report.
 %.i : %.c
 	$(CC) -E -mmcu=$(MCU) -I. $(CFLAGS) $< -o $@ 
-	
+
 
 # Target: clean project.
-clean: begin clean_list clean_binary end
+clean: begin clean_list end
 
-clean_binary:
-	$(REMOVE) $(TARGET).hex
-	
-clean_list:
+clean_list :
+	@echo
 	@echo $(MSG_CLEANING)
+	$(REMOVE) $(TARGET).hex
 	$(REMOVE) $(TARGET).eep
-	$(REMOVE) $(TARGET)eep.hex
 	$(REMOVE) $(TARGET).cof
 	$(REMOVE) $(TARGET).elf
 	$(REMOVE) $(TARGET).map
@@ -702,7 +684,6 @@ clean_list:
 	$(REMOVE) $(SRC:.c=.s)
 	$(REMOVE) $(SRC:.c=.d)
 	$(REMOVE) $(SRC:.c=.i)
-	$(REMOVE) InvalidEvents.tmp
 	$(REMOVEDIR) .dep
 
 doxygen:
@@ -722,8 +703,7 @@ $(shell mkdir $(OBJDIR) 2>/dev/null)
 
 
 # Listing of phony targets.
-.PHONY : all showliboptions showtarget begin       \
-finish end sizebefore sizeafter gccversion build   \
-elf hex eep lss sym coff extcoff program dfu flip  \
-flip-ee dfu-ee clean debug clean_list clean_binary \
-clean_doxygen gdb-config doxygen
\ No newline at end of file
+.PHONY : all begin finish end sizebefore sizeafter gccversion \
+build elf hex eep lss sym coff extcoff doxygen clean          \
+clean_list clean_doxygen program dfu flip flip-ee dfu-ee      \
+debug gdb-config
diff --git a/Demos/Device/ClassDriver/VirtualSerialMouse/makefile b/Demos/Device/ClassDriver/VirtualSerialMouse/makefile
index d05facbf9..04141a50f 100644
--- a/Demos/Device/ClassDriver/VirtualSerialMouse/makefile
+++ b/Demos/Device/ClassDriver/VirtualSerialMouse/makefile
@@ -115,7 +115,7 @@ OBJDIR = .
 LUFA_PATH = ../../../..
 
 
-# LUFA library compile-time options
+# LUFA library compile-time options and predefined tokens
 LUFA_OPTS  = -D USB_DEVICE_ONLY
 LUFA_OPTS += -D FIXED_CONTROL_ENDPOINT_SIZE=8
 LUFA_OPTS += -D FIXED_NUM_CONFIGURATIONS=1
@@ -123,24 +123,15 @@ LUFA_OPTS += -D USE_FLASH_DESCRIPTORS
 LUFA_OPTS += -D USE_STATIC_OPTIONS="(USB_DEVICE_OPT_FULLSPEED | USB_OPT_REG_ENABLED | USB_OPT_AUTO_PLL)"
 
 
+# Create the LUFA source path variables by including the LUFA root makefile
+include $(LUFA_PATH)/LUFA/makefile
+
+
 # List C source files here. (C dependencies are automatically generated.)
 SRC = $(TARGET).c                                                 \
 	  Descriptors.c                                               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/DevChapter9.c        \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Device.c             \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Endpoint.c           \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Host.c               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/HostChapter9.c       \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/LowLevel.c           \
- 	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Pipe.c               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/USBInterrupt.c       \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/ConfigDescriptor.c  \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/Events.c            \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/USBTask.c           \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/Class/Device/CDC.c            \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/Class/Host/CDC.c              \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/Class/Device/HID.c            \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/Class/Host/HID.c              \
+	  $(LUFA_SRC_USB)                                             \
+	  $(LUFA_SRC_USBCLASS)
 
 
 # List C++ source files here. (C dependencies are automatically generated.)
@@ -186,15 +177,23 @@ CSTANDARD = -std=c99
 
 
 # Place -D or -U options here for C sources
-CDEFS  = -DF_CPU=$(F_CPU)UL -DF_CLOCK=$(F_CLOCK)UL -DBOARD=BOARD_$(BOARD) $(LUFA_OPTS)
+CDEFS  = -DF_CPU=$(F_CPU)UL
+CDEFS += -DF_CLOCK=$(F_CLOCK)UL
+CDEFS += -DBOARD=BOARD_$(BOARD)
+CDEFS += $(LUFA_OPTS)
 
 
 # Place -D or -U options here for ASM sources
-ADEFS = -DF_CPU=$(F_CPU)
-
+ADEFS  = -DF_CPU=$(F_CPU)
+ADEFS += -DF_CLOCK=$(F_CLOCK)UL
+ADEFS += -DBOARD=BOARD_$(BOARD)
+ADEFS += $(LUFA_OPTS)
 
 # Place -D or -U options here for C++ sources
-CPPDEFS = -DF_CPU=$(F_CPU)UL
+CPPDEFS  = -DF_CPU=$(F_CPU)UL
+CPPDEFS += -DF_CLOCK=$(F_CLOCK)UL
+CPPDEFS += -DBOARD=BOARD_$(BOARD)
+CPPDEFS += $(LUFA_OPTS)
 #CPPDEFS += -D__STDC_LIMIT_MACROS
 #CPPDEFS += -D__STDC_CONSTANT_MACROS
 
@@ -219,8 +218,9 @@ CFLAGS += -fshort-enums
 CFLAGS += -fno-strict-aliasing
 CFLAGS += -Wall
 CFLAGS += -Wstrict-prototypes
-CFLAGS += -Wundef
+#CFLAGS += -mshort-calls
 #CFLAGS += -fno-unit-at-a-time
+#CFLAGS += -Wundef
 #CFLAGS += -Wunreachable-code
 #CFLAGS += -Wsign-compare
 CFLAGS += -Wa,-adhlns=$(<:%.c=$(OBJDIR)/%.lst)
@@ -244,7 +244,7 @@ CPPFLAGS += -fpack-struct
 CPPFLAGS += -fshort-enums
 CPPFLAGS += -fno-exceptions
 CPPFLAGS += -Wall
-CFLAGS += -Wundef
+CPPFLAGS += -Wundef
 #CPPFLAGS += -mshort-calls
 #CPPFLAGS += -fno-unit-at-a-time
 #CPPFLAGS += -Wstrict-prototypes
@@ -321,7 +321,7 @@ EXTMEMOPTS =
 #  -Wl,...:     tell GCC to pass this to linker.
 #    -Map:      create map file
 #    --cref:    add cross reference to  map file
-LDFLAGS = -Wl,-Map=$(TARGET).map,--cref
+LDFLAGS  = -Wl,-Map=$(TARGET).map,--cref
 LDFLAGS += -Wl,--relax 
 LDFLAGS += -Wl,--gc-sections
 LDFLAGS += $(EXTMEMOPTS)
@@ -333,9 +333,7 @@ LDFLAGS += $(PRINTF_LIB) $(SCANF_LIB) $(MATH_LIB)
 
 #---------------- Programming Options (avrdude) ----------------
 
-# Programming hardware: alf avr910 avrisp bascom bsd 
-# dt006 pavr picoweb pony-stk200 sp12 stk200 stk500
-#
+# Programming hardware
 # Type: avrdude -c ?
 # to get a full listing.
 #
@@ -415,6 +413,7 @@ REMOVEDIR = rm -rf
 COPY = cp
 WINSHELL = cmd
 
+
 # Define Messages
 # English
 MSG_ERRORS_NONE = Errors: none
@@ -460,7 +459,7 @@ ALL_ASFLAGS = -mmcu=$(MCU) -I. -x assembler-with-cpp $(ASFLAGS)
 
 
 # Default target.
-all: begin gccversion sizebefore build showliboptions showtarget sizeafter end
+all: begin gccversion sizebefore build sizeafter end
 
 # Change the build target to build a HEX file or a library.
 build: elf hex eep lss sym
@@ -491,9 +490,7 @@ end:
 
 # Display size of file.
 HEXSIZE = $(SIZE) --target=$(FORMAT) $(TARGET).hex
-ELFSIZE = $(SIZE) $(MCU_FLAG) $(FORMAT_FLAG) $(TARGET).elf
-MCU_FLAG = $(shell $(SIZE) --help | grep -- --mcu > /dev/null && echo --mcu=$(MCU) )
-FORMAT_FLAG = $(shell $(SIZE) --help | grep -- --format=.*avr > /dev/null && echo --format=avr )
+ELFSIZE = $(SIZE) --mcu=$(MCU) --format=avr $(TARGET).elf
 
 sizebefore:
 	@if test -f $(TARGET).elf; then echo; echo $(MSG_SIZE_BEFORE); $(ELFSIZE); \
@@ -503,22 +500,7 @@ sizeafter:
 	@if test -f $(TARGET).elf; then echo; echo $(MSG_SIZE_AFTER); $(ELFSIZE); \
 	2>/dev/null; echo; fi
 
-showliboptions:
-	@echo
-	@echo ---- Compile Time Library Options ----
-	@for i in $(LUFA_OPTS:-D%=%); do \
-		echo $$i; \
-	done
-	@echo --------------------------------------
 
-showtarget:
-	@echo
-	@echo --------- Target Information ---------
-	@echo AVR Model: $(MCU)
-	@echo Board:     $(BOARD)
-	@echo Clock:     $(F_CPU)Hz CPU, $(F_CLOCK)Hz Master
-	@echo --------------------------------------
-	
 
 # Display compiler version information.
 gccversion : 
@@ -608,7 +590,7 @@ extcoff: $(TARGET).elf
 %.hex: %.elf
 	@echo
 	@echo $(MSG_FLASH) $@
-	$(OBJCOPY) -O $(FORMAT) -R .eeprom $< $@
+	$(OBJCOPY) -O $(FORMAT) -R .eeprom -R .fuse -R .lock $< $@
 
 %.eep: %.elf
 	@echo
@@ -620,7 +602,7 @@ extcoff: $(TARGET).elf
 %.lss: %.elf
 	@echo
 	@echo $(MSG_EXTENDED_LISTING) $@
-	$(OBJDUMP) -h -z -S $< > $@
+	$(OBJDUMP) -h -S -z $< > $@
 
 # Create a symbol table from ELF output file.
 %.sym: %.elf
@@ -682,18 +664,16 @@ $(OBJDIR)/%.o : %.S
 # Create preprocessed source for use in sending a bug report.
 %.i : %.c
 	$(CC) -E -mmcu=$(MCU) -I. $(CFLAGS) $< -o $@ 
-	
+
 
 # Target: clean project.
-clean: begin clean_list clean_binary end
+clean: begin clean_list end
 
-clean_binary:
-	$(REMOVE) $(TARGET).hex
-	
-clean_list:
+clean_list :
+	@echo
 	@echo $(MSG_CLEANING)
+	$(REMOVE) $(TARGET).hex
 	$(REMOVE) $(TARGET).eep
-	$(REMOVE) $(TARGET)eep.hex
 	$(REMOVE) $(TARGET).cof
 	$(REMOVE) $(TARGET).elf
 	$(REMOVE) $(TARGET).map
@@ -704,7 +684,6 @@ clean_list:
 	$(REMOVE) $(SRC:.c=.s)
 	$(REMOVE) $(SRC:.c=.d)
 	$(REMOVE) $(SRC:.c=.i)
-	$(REMOVE) InvalidEvents.tmp
 	$(REMOVEDIR) .dep
 
 doxygen:
@@ -724,8 +703,7 @@ $(shell mkdir $(OBJDIR) 2>/dev/null)
 
 
 # Listing of phony targets.
-.PHONY : all showliboptions showtarget begin       \
-finish end sizebefore sizeafter gccversion build   \
-elf hex eep lss sym coff extcoff program dfu flip  \
-flip-ee dfu-ee clean debug clean_list clean_binary \
-clean_doxygen gdb-config doxygen
\ No newline at end of file
+.PHONY : all begin finish end sizebefore sizeafter gccversion \
+build elf hex eep lss sym coff extcoff doxygen clean          \
+clean_list clean_doxygen program dfu flip flip-ee dfu-ee      \
+debug gdb-config
diff --git a/Demos/Device/Incomplete/Sideshow/makefile b/Demos/Device/Incomplete/Sideshow/makefile
index 280126410..f0782f183 100644
--- a/Demos/Device/Incomplete/Sideshow/makefile
+++ b/Demos/Device/Incomplete/Sideshow/makefile
@@ -115,35 +115,29 @@ OBJDIR = .
 LUFA_PATH = ../../../..
 
 
-# LUFA library compile-time options
-LUFA_OPTS  = -D NO_STREAM_CALLBACKS
-LUFA_OPTS += -D USB_DEVICE_ONLY
+# LUFA library compile-time options and predefined tokens
+LUFA_OPTS  = -D USB_DEVICE_ONLY
 LUFA_OPTS += -D FIXED_CONTROL_ENDPOINT_SIZE=8
 LUFA_OPTS += -D FIXED_NUM_CONFIGURATIONS=1
 LUFA_OPTS += -D USE_FLASH_DESCRIPTORS
 LUFA_OPTS += -D USE_STATIC_OPTIONS="(USB_DEVICE_OPT_FULLSPEED | USB_OPT_REG_ENABLED | USB_OPT_AUTO_PLL)"
+LUFA_OPTS += -D NO_STREAM_CALLBACKS
+
+
+# Create the LUFA source path variables by including the LUFA root makefile
+include $(LUFA_PATH)/LUFA/makefile
 
 
 # List C source files here. (C dependencies are automatically generated.)
 SRC = $(TARGET).c                                                 \
 	  Descriptors.c                                               \
-	  Lib/SideshowCommon.c                                        \
-	  Lib/SideshowCommands.c                                      \
 	  Lib/SideshowApplications.c                                  \
+	  Lib/SideshowCommands.c                                      \
+	  Lib/SideshowCommon.c                                        \
 	  Lib/SideshowContent.c                                       \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/DevChapter9.c        \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Device.c             \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Endpoint.c           \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Host.c               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/HostChapter9.c       \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/LowLevel.c           \
- 	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Pipe.c               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/USBInterrupt.c       \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/ConfigDescriptor.c  \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/Events.c            \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/USBTask.c           \
-	  $(LUFA_PATH)/LUFA/Drivers/Peripheral/SerialStream.c         \
-	  $(LUFA_PATH)/LUFA/Drivers/Peripheral/Serial.c               \
+	  $(LUFA_SRC_USB)                                             \
+	  $(LUFA_SRC_SERIAL)                                          \
+	  $(LUFA_SRC_SERIALSTREAM)
 
 
 # List C++ source files here. (C dependencies are automatically generated.)
@@ -185,19 +179,27 @@ EXTRAINCDIRS = $(LUFA_PATH)/
 #     gnu89 = c89 plus GCC extensions
 #     c99   = ISO C99 standard (not yet fully implemented)
 #     gnu99 = c99 plus GCC extensions
-CSTANDARD = -std=c99
+CSTANDARD = -std=gnu99
 
 
 # Place -D or -U options here for C sources
-CDEFS  = -DF_CPU=$(F_CPU)UL -DF_CLOCK=$(F_CLOCK)UL -DBOARD=BOARD_$(BOARD) $(LUFA_OPTS)
+CDEFS  = -DF_CPU=$(F_CPU)UL
+CDEFS += -DF_CLOCK=$(F_CLOCK)UL
+CDEFS += -DBOARD=BOARD_$(BOARD)
+CDEFS += $(LUFA_OPTS)
 
 
 # Place -D or -U options here for ASM sources
-ADEFS = -DF_CPU=$(F_CPU)
-
+ADEFS  = -DF_CPU=$(F_CPU)
+ADEFS += -DF_CLOCK=$(F_CLOCK)UL
+ADEFS += -DBOARD=BOARD_$(BOARD)
+ADEFS += $(LUFA_OPTS)
 
 # Place -D or -U options here for C++ sources
-CPPDEFS = -DF_CPU=$(F_CPU)UL
+CPPDEFS  = -DF_CPU=$(F_CPU)UL
+CPPDEFS += -DF_CLOCK=$(F_CLOCK)UL
+CPPDEFS += -DBOARD=BOARD_$(BOARD)
+CPPDEFS += $(LUFA_OPTS)
 #CPPDEFS += -D__STDC_LIMIT_MACROS
 #CPPDEFS += -D__STDC_CONSTANT_MACROS
 
@@ -222,8 +224,9 @@ CFLAGS += -fshort-enums
 CFLAGS += -fno-strict-aliasing
 CFLAGS += -Wall
 CFLAGS += -Wstrict-prototypes
-CFLAGS += -Wundef
+#CFLAGS += -mshort-calls
 #CFLAGS += -fno-unit-at-a-time
+#CFLAGS += -Wundef
 #CFLAGS += -Wunreachable-code
 #CFLAGS += -Wsign-compare
 CFLAGS += -Wa,-adhlns=$(<:%.c=$(OBJDIR)/%.lst)
@@ -247,7 +250,7 @@ CPPFLAGS += -fpack-struct
 CPPFLAGS += -fshort-enums
 CPPFLAGS += -fno-exceptions
 CPPFLAGS += -Wall
-CFLAGS += -Wundef
+CPPFLAGS += -Wundef
 #CPPFLAGS += -mshort-calls
 #CPPFLAGS += -fno-unit-at-a-time
 #CPPFLAGS += -Wstrict-prototypes
@@ -324,7 +327,7 @@ EXTMEMOPTS =
 #  -Wl,...:     tell GCC to pass this to linker.
 #    -Map:      create map file
 #    --cref:    add cross reference to  map file
-LDFLAGS = -Wl,-Map=$(TARGET).map,--cref
+LDFLAGS  = -Wl,-Map=$(TARGET).map,--cref
 LDFLAGS += -Wl,--relax 
 LDFLAGS += -Wl,--gc-sections
 LDFLAGS += $(EXTMEMOPTS)
@@ -336,9 +339,7 @@ LDFLAGS += $(PRINTF_LIB) $(SCANF_LIB) $(MATH_LIB)
 
 #---------------- Programming Options (avrdude) ----------------
 
-# Programming hardware: alf avr910 avrisp bascom bsd 
-# dt006 pavr picoweb pony-stk200 sp12 stk200 stk500
-#
+# Programming hardware
 # Type: avrdude -c ?
 # to get a full listing.
 #
@@ -418,6 +419,7 @@ REMOVEDIR = rm -rf
 COPY = cp
 WINSHELL = cmd
 
+
 # Define Messages
 # English
 MSG_ERRORS_NONE = Errors: none
@@ -463,7 +465,7 @@ ALL_ASFLAGS = -mmcu=$(MCU) -I. -x assembler-with-cpp $(ASFLAGS)
 
 
 # Default target.
-all: begin gccversion sizebefore build showliboptions showtarget sizeafter end
+all: begin gccversion sizebefore build sizeafter end
 
 # Change the build target to build a HEX file or a library.
 build: elf hex eep lss sym
@@ -494,9 +496,7 @@ end:
 
 # Display size of file.
 HEXSIZE = $(SIZE) --target=$(FORMAT) $(TARGET).hex
-ELFSIZE = $(SIZE) $(MCU_FLAG) $(FORMAT_FLAG) $(TARGET).elf
-MCU_FLAG = $(shell $(SIZE) --help | grep -- --mcu > /dev/null && echo --mcu=$(MCU) )
-FORMAT_FLAG = $(shell $(SIZE) --help | grep -- --format=.*avr > /dev/null && echo --format=avr )
+ELFSIZE = $(SIZE) --mcu=$(MCU) --format=avr $(TARGET).elf
 
 sizebefore:
 	@if test -f $(TARGET).elf; then echo; echo $(MSG_SIZE_BEFORE); $(ELFSIZE); \
@@ -506,22 +506,7 @@ sizeafter:
 	@if test -f $(TARGET).elf; then echo; echo $(MSG_SIZE_AFTER); $(ELFSIZE); \
 	2>/dev/null; echo; fi
 
-showliboptions:
-	@echo
-	@echo ---- Compile Time Library Options ----
-	@for i in $(LUFA_OPTS:-D%=%); do \
-		echo $$i; \
-	done
-	@echo --------------------------------------
 
-showtarget:
-	@echo
-	@echo --------- Target Information ---------
-	@echo AVR Model: $(MCU)
-	@echo Board:     $(BOARD)
-	@echo Clock:     $(F_CPU)Hz CPU, $(F_CLOCK)Hz Master
-	@echo --------------------------------------
-	
 
 # Display compiler version information.
 gccversion : 
@@ -611,7 +596,7 @@ extcoff: $(TARGET).elf
 %.hex: %.elf
 	@echo
 	@echo $(MSG_FLASH) $@
-	$(OBJCOPY) -O $(FORMAT) -R .eeprom $< $@
+	$(OBJCOPY) -O $(FORMAT) -R .eeprom -R .fuse -R .lock $< $@
 
 %.eep: %.elf
 	@echo
@@ -623,7 +608,7 @@ extcoff: $(TARGET).elf
 %.lss: %.elf
 	@echo
 	@echo $(MSG_EXTENDED_LISTING) $@
-	$(OBJDUMP) -h -z -S $< > $@
+	$(OBJDUMP) -h -S -z $< > $@
 
 # Create a symbol table from ELF output file.
 %.sym: %.elf
@@ -685,18 +670,16 @@ $(OBJDIR)/%.o : %.S
 # Create preprocessed source for use in sending a bug report.
 %.i : %.c
 	$(CC) -E -mmcu=$(MCU) -I. $(CFLAGS) $< -o $@ 
-	
+
 
 # Target: clean project.
-clean: begin clean_list clean_binary end
+clean: begin clean_list end
 
-clean_binary:
-	$(REMOVE) $(TARGET).hex
-	
-clean_list:
+clean_list :
+	@echo
 	@echo $(MSG_CLEANING)
+	$(REMOVE) $(TARGET).hex
 	$(REMOVE) $(TARGET).eep
-	$(REMOVE) $(TARGET)eep.hex
 	$(REMOVE) $(TARGET).cof
 	$(REMOVE) $(TARGET).elf
 	$(REMOVE) $(TARGET).map
@@ -707,7 +690,6 @@ clean_list:
 	$(REMOVE) $(SRC:.c=.s)
 	$(REMOVE) $(SRC:.c=.d)
 	$(REMOVE) $(SRC:.c=.i)
-	$(REMOVE) InvalidEvents.tmp
 	$(REMOVEDIR) .dep
 
 doxygen:
@@ -727,8 +709,7 @@ $(shell mkdir $(OBJDIR) 2>/dev/null)
 
 
 # Listing of phony targets.
-.PHONY : all showliboptions showtarget begin       \
-finish end sizebefore sizeafter gccversion build   \
-elf hex eep lss sym coff extcoff program dfu flip  \
-flip-ee dfu-ee clean debug clean_list clean_binary \
-clean_doxygen gdb-config doxygen
\ No newline at end of file
+.PHONY : all begin finish end sizebefore sizeafter gccversion \
+build elf hex eep lss sym coff extcoff doxygen clean          \
+clean_list clean_doxygen program dfu flip flip-ee dfu-ee      \
+debug gdb-config
diff --git a/Demos/Device/LowLevel/AudioInput/AudioInput.txt b/Demos/Device/LowLevel/AudioInput/AudioInput.txt
index fb021f897..149f8360a 100644
--- a/Demos/Device/LowLevel/AudioInput/AudioInput.txt
+++ b/Demos/Device/LowLevel/AudioInput/AudioInput.txt
@@ -71,7 +71,7 @@
  *   </tr>
  *   <tr>
  *    <td>MICROPHONE_BIASED_TO_HALF_RAIL</td>
- *    <td>Makefile CDEFS</td>
+ *    <td>Makefile LUFA_OPTS</td>
  *    <td>When defined, this alters the demo so that the half VCC bias of the microphone input is subtracted.</td>
  *   </tr>
  *   <tr>
diff --git a/Demos/Device/LowLevel/AudioInput/makefile b/Demos/Device/LowLevel/AudioInput/makefile
index b94f4e2c3..dc7fa47ee 100644
--- a/Demos/Device/LowLevel/AudioInput/makefile
+++ b/Demos/Device/LowLevel/AudioInput/makefile
@@ -115,29 +115,24 @@ OBJDIR = .
 LUFA_PATH = ../../../..
 
 
-# LUFA library compile-time options
-LUFA_OPTS  = -D NO_STREAM_CALLBACKS
-LUFA_OPTS += -D USB_DEVICE_ONLY
+# LUFA library compile-time options and predefined tokens
+LUFA_OPTS  = -D USB_DEVICE_ONLY
 LUFA_OPTS += -D FIXED_CONTROL_ENDPOINT_SIZE=8
 LUFA_OPTS += -D FIXED_NUM_CONFIGURATIONS=1
 LUFA_OPTS += -D USE_FLASH_DESCRIPTORS
 LUFA_OPTS += -D USE_STATIC_OPTIONS="(USB_DEVICE_OPT_FULLSPEED | USB_OPT_REG_ENABLED | USB_OPT_AUTO_PLL)"
 
+LUFA_OPTS += -D MICROPHONE_BIASED_TO_HALF_RAIL
+
+
+# Create the LUFA source path variables by including the LUFA root makefile
+include $(LUFA_PATH)/LUFA/makefile
+
 
 # List C source files here. (C dependencies are automatically generated.)
 SRC = $(TARGET).c                                                 \
 	  Descriptors.c                                               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/DevChapter9.c        \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Device.c             \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Endpoint.c           \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Host.c               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/HostChapter9.c       \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/LowLevel.c           \
- 	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Pipe.c               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/USBInterrupt.c       \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/ConfigDescriptor.c  \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/Events.c            \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/USBTask.c           \
+	  $(LUFA_SRC_USB)
 
 
 # List C++ source files here. (C dependencies are automatically generated.)
@@ -183,15 +178,23 @@ CSTANDARD = -std=c99
 
 
 # Place -D or -U options here for C sources
-CDEFS  = -DF_CPU=$(F_CPU)UL -DF_CLOCK=$(F_CLOCK)UL -DBOARD=BOARD_$(BOARD) $(LUFA_OPTS)
+CDEFS  = -DF_CPU=$(F_CPU)UL
+CDEFS += -DF_CLOCK=$(F_CLOCK)UL
+CDEFS += -DBOARD=BOARD_$(BOARD)
+CDEFS += $(LUFA_OPTS)
 
 
 # Place -D or -U options here for ASM sources
-ADEFS = -DF_CPU=$(F_CPU)
-
+ADEFS  = -DF_CPU=$(F_CPU)
+ADEFS += -DF_CLOCK=$(F_CLOCK)UL
+ADEFS += -DBOARD=BOARD_$(BOARD)
+ADEFS += $(LUFA_OPTS)
 
 # Place -D or -U options here for C++ sources
-CPPDEFS = -DF_CPU=$(F_CPU)UL
+CPPDEFS  = -DF_CPU=$(F_CPU)UL
+CPPDEFS += -DF_CLOCK=$(F_CLOCK)UL
+CPPDEFS += -DBOARD=BOARD_$(BOARD)
+CPPDEFS += $(LUFA_OPTS)
 #CPPDEFS += -D__STDC_LIMIT_MACROS
 #CPPDEFS += -D__STDC_CONSTANT_MACROS
 
@@ -216,8 +219,9 @@ CFLAGS += -fshort-enums
 CFLAGS += -fno-strict-aliasing
 CFLAGS += -Wall
 CFLAGS += -Wstrict-prototypes
-CFLAGS += -Wundef
+#CFLAGS += -mshort-calls
 #CFLAGS += -fno-unit-at-a-time
+#CFLAGS += -Wundef
 #CFLAGS += -Wunreachable-code
 #CFLAGS += -Wsign-compare
 CFLAGS += -Wa,-adhlns=$(<:%.c=$(OBJDIR)/%.lst)
@@ -241,7 +245,7 @@ CPPFLAGS += -fpack-struct
 CPPFLAGS += -fshort-enums
 CPPFLAGS += -fno-exceptions
 CPPFLAGS += -Wall
-CFLAGS += -Wundef
+CPPFLAGS += -Wundef
 #CPPFLAGS += -mshort-calls
 #CPPFLAGS += -fno-unit-at-a-time
 #CPPFLAGS += -Wstrict-prototypes
@@ -318,7 +322,7 @@ EXTMEMOPTS =
 #  -Wl,...:     tell GCC to pass this to linker.
 #    -Map:      create map file
 #    --cref:    add cross reference to  map file
-LDFLAGS = -Wl,-Map=$(TARGET).map,--cref
+LDFLAGS  = -Wl,-Map=$(TARGET).map,--cref
 LDFLAGS += -Wl,--relax 
 LDFLAGS += -Wl,--gc-sections
 LDFLAGS += $(EXTMEMOPTS)
@@ -330,9 +334,7 @@ LDFLAGS += $(PRINTF_LIB) $(SCANF_LIB) $(MATH_LIB)
 
 #---------------- Programming Options (avrdude) ----------------
 
-# Programming hardware: alf avr910 avrisp bascom bsd 
-# dt006 pavr picoweb pony-stk200 sp12 stk200 stk500
-#
+# Programming hardware
 # Type: avrdude -c ?
 # to get a full listing.
 #
@@ -412,6 +414,7 @@ REMOVEDIR = rm -rf
 COPY = cp
 WINSHELL = cmd
 
+
 # Define Messages
 # English
 MSG_ERRORS_NONE = Errors: none
@@ -457,7 +460,7 @@ ALL_ASFLAGS = -mmcu=$(MCU) -I. -x assembler-with-cpp $(ASFLAGS)
 
 
 # Default target.
-all: begin gccversion sizebefore build showliboptions showtarget sizeafter end
+all: begin gccversion sizebefore build sizeafter end
 
 # Change the build target to build a HEX file or a library.
 build: elf hex eep lss sym
@@ -488,9 +491,7 @@ end:
 
 # Display size of file.
 HEXSIZE = $(SIZE) --target=$(FORMAT) $(TARGET).hex
-ELFSIZE = $(SIZE) $(MCU_FLAG) $(FORMAT_FLAG) $(TARGET).elf
-MCU_FLAG = $(shell $(SIZE) --help | grep -- --mcu > /dev/null && echo --mcu=$(MCU) )
-FORMAT_FLAG = $(shell $(SIZE) --help | grep -- --format=.*avr > /dev/null && echo --format=avr )
+ELFSIZE = $(SIZE) --mcu=$(MCU) --format=avr $(TARGET).elf
 
 sizebefore:
 	@if test -f $(TARGET).elf; then echo; echo $(MSG_SIZE_BEFORE); $(ELFSIZE); \
@@ -500,22 +501,7 @@ sizeafter:
 	@if test -f $(TARGET).elf; then echo; echo $(MSG_SIZE_AFTER); $(ELFSIZE); \
 	2>/dev/null; echo; fi
 
-showliboptions:
-	@echo
-	@echo ---- Compile Time Library Options ----
-	@for i in $(LUFA_OPTS:-D%=%); do \
-		echo $$i; \
-	done
-	@echo --------------------------------------
 
-showtarget:
-	@echo
-	@echo --------- Target Information ---------
-	@echo AVR Model: $(MCU)
-	@echo Board:     $(BOARD)
-	@echo Clock:     $(F_CPU)Hz CPU, $(F_CLOCK)Hz Master
-	@echo --------------------------------------
-	
 
 # Display compiler version information.
 gccversion : 
@@ -605,7 +591,7 @@ extcoff: $(TARGET).elf
 %.hex: %.elf
 	@echo
 	@echo $(MSG_FLASH) $@
-	$(OBJCOPY) -O $(FORMAT) -R .eeprom $< $@
+	$(OBJCOPY) -O $(FORMAT) -R .eeprom -R .fuse -R .lock $< $@
 
 %.eep: %.elf
 	@echo
@@ -617,7 +603,7 @@ extcoff: $(TARGET).elf
 %.lss: %.elf
 	@echo
 	@echo $(MSG_EXTENDED_LISTING) $@
-	$(OBJDUMP) -h -z -S $< > $@
+	$(OBJDUMP) -h -S -z $< > $@
 
 # Create a symbol table from ELF output file.
 %.sym: %.elf
@@ -679,18 +665,16 @@ $(OBJDIR)/%.o : %.S
 # Create preprocessed source for use in sending a bug report.
 %.i : %.c
 	$(CC) -E -mmcu=$(MCU) -I. $(CFLAGS) $< -o $@ 
-	
+
 
 # Target: clean project.
-clean: begin clean_list clean_binary end
+clean: begin clean_list end
 
-clean_binary:
-	$(REMOVE) $(TARGET).hex
-	
-clean_list:
+clean_list :
+	@echo
 	@echo $(MSG_CLEANING)
+	$(REMOVE) $(TARGET).hex
 	$(REMOVE) $(TARGET).eep
-	$(REMOVE) $(TARGET)eep.hex
 	$(REMOVE) $(TARGET).cof
 	$(REMOVE) $(TARGET).elf
 	$(REMOVE) $(TARGET).map
@@ -701,7 +685,6 @@ clean_list:
 	$(REMOVE) $(SRC:.c=.s)
 	$(REMOVE) $(SRC:.c=.d)
 	$(REMOVE) $(SRC:.c=.i)
-	$(REMOVE) InvalidEvents.tmp
 	$(REMOVEDIR) .dep
 
 doxygen:
@@ -721,8 +704,7 @@ $(shell mkdir $(OBJDIR) 2>/dev/null)
 
 
 # Listing of phony targets.
-.PHONY : all showliboptions showtarget begin       \
-finish end sizebefore sizeafter gccversion build   \
-elf hex eep lss sym coff extcoff program dfu flip  \
-flip-ee dfu-ee clean debug clean_list clean_binary \
-clean_doxygen gdb-config doxygen
\ No newline at end of file
+.PHONY : all begin finish end sizebefore sizeafter gccversion \
+build elf hex eep lss sym coff extcoff doxygen clean          \
+clean_list clean_doxygen program dfu flip flip-ee dfu-ee      \
+debug gdb-config
diff --git a/Demos/Device/LowLevel/AudioOutput/AudioOutput.txt b/Demos/Device/LowLevel/AudioOutput/AudioOutput.txt
index 9170478ad..f92c91ac2 100644
--- a/Demos/Device/LowLevel/AudioOutput/AudioOutput.txt
+++ b/Demos/Device/LowLevel/AudioOutput/AudioOutput.txt
@@ -73,17 +73,17 @@
  *   </tr>
  *   <tr>
  *    <td>AUDIO_OUT_STEREO</td>
- *    <td>Makefile CDEFS</td>
+ *    <td>Makefile LUFA_OPTS</td>
  *    <td>When defined, this outputs the audio samples in stereo to the timer output pins of the microcontroller.</td>
  *   </tr>
  *   <tr>
  *    <td>AUDIO_OUT_MONO</td>
- *    <td>Makefile CDEFS</td>
+ *    <td>Makefile LUFA_OPTS</td>
  *    <td>When defined, this outputs the audio samples in mono to the timer output pin of the microcontroller.</td>
  *   </tr>
  *   <tr>
  *    <td>AUDIO_OUT_PORTC</td>
- *    <td>Makefile CDEFS</td>
+ *    <td>Makefile LUFA_OPTS</td>
  *    <td>When defined, this outputs the audio samples in mono to port C of the microcontroller, for connection to an
  *        external DAC.</td>
  *   </tr>
diff --git a/Demos/Device/LowLevel/AudioOutput/makefile b/Demos/Device/LowLevel/AudioOutput/makefile
index 762fccc91..9e61803e7 100644
--- a/Demos/Device/LowLevel/AudioOutput/makefile
+++ b/Demos/Device/LowLevel/AudioOutput/makefile
@@ -115,29 +115,26 @@ OBJDIR = .
 LUFA_PATH = ../../../..
 
 
-# LUFA library compile-time options
-LUFA_OPTS  = -D NO_STREAM_CALLBACKS
-LUFA_OPTS += -D USB_DEVICE_ONLY
+# LUFA library compile-time options and predefined tokens
+LUFA_OPTS  = -D USB_DEVICE_ONLY
 LUFA_OPTS += -D FIXED_CONTROL_ENDPOINT_SIZE=8
 LUFA_OPTS += -D FIXED_NUM_CONFIGURATIONS=1
 LUFA_OPTS += -D USE_FLASH_DESCRIPTORS
 LUFA_OPTS += -D USE_STATIC_OPTIONS="(USB_DEVICE_OPT_FULLSPEED | USB_OPT_REG_ENABLED | USB_OPT_AUTO_PLL)"
 
+LUFA_OPTS += -D AUDIO_OUT_STEREO
+#LUFA_OPTS += -D AUDIO_OUT_MONO
+#LUFA_OPTS += -D AUDIO_OUT_PORTC
+
+
+# Create the LUFA source path variables by including the LUFA root makefile
+include $(LUFA_PATH)/LUFA/makefile
+
 
 # List C source files here. (C dependencies are automatically generated.)
 SRC = $(TARGET).c                                                 \
 	  Descriptors.c                                               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/DevChapter9.c        \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Device.c             \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Endpoint.c           \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Host.c               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/HostChapter9.c       \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/LowLevel.c           \
- 	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Pipe.c               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/USBInterrupt.c       \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/ConfigDescriptor.c  \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/Events.c            \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/USBTask.c           \
+	  $(LUFA_SRC_USB)
 
 
 # List C++ source files here. (C dependencies are automatically generated.)
@@ -183,16 +180,23 @@ CSTANDARD = -std=c99
 
 
 # Place -D or -U options here for C sources
-CDEFS  = -DF_CPU=$(F_CPU)UL -DF_CLOCK=$(F_CLOCK)UL -DBOARD=BOARD_$(BOARD) $(LUFA_OPTS)
-CDEFS += -DAUDIO_OUT_STEREO
+CDEFS  = -DF_CPU=$(F_CPU)UL
+CDEFS += -DF_CLOCK=$(F_CLOCK)UL
+CDEFS += -DBOARD=BOARD_$(BOARD)
+CDEFS += $(LUFA_OPTS)
 
 
 # Place -D or -U options here for ASM sources
-ADEFS = -DF_CPU=$(F_CPU)
-
+ADEFS  = -DF_CPU=$(F_CPU)
+ADEFS += -DF_CLOCK=$(F_CLOCK)UL
+ADEFS += -DBOARD=BOARD_$(BOARD)
+ADEFS += $(LUFA_OPTS)
 
 # Place -D or -U options here for C++ sources
-CPPDEFS = -DF_CPU=$(F_CPU)UL
+CPPDEFS  = -DF_CPU=$(F_CPU)UL
+CPPDEFS += -DF_CLOCK=$(F_CLOCK)UL
+CPPDEFS += -DBOARD=BOARD_$(BOARD)
+CPPDEFS += $(LUFA_OPTS)
 #CPPDEFS += -D__STDC_LIMIT_MACROS
 #CPPDEFS += -D__STDC_CONSTANT_MACROS
 
@@ -217,8 +221,9 @@ CFLAGS += -fshort-enums
 CFLAGS += -fno-strict-aliasing
 CFLAGS += -Wall
 CFLAGS += -Wstrict-prototypes
-CFLAGS += -Wundef
+#CFLAGS += -mshort-calls
 #CFLAGS += -fno-unit-at-a-time
+#CFLAGS += -Wundef
 #CFLAGS += -Wunreachable-code
 #CFLAGS += -Wsign-compare
 CFLAGS += -Wa,-adhlns=$(<:%.c=$(OBJDIR)/%.lst)
@@ -242,7 +247,7 @@ CPPFLAGS += -fpack-struct
 CPPFLAGS += -fshort-enums
 CPPFLAGS += -fno-exceptions
 CPPFLAGS += -Wall
-CFLAGS += -Wundef
+CPPFLAGS += -Wundef
 #CPPFLAGS += -mshort-calls
 #CPPFLAGS += -fno-unit-at-a-time
 #CPPFLAGS += -Wstrict-prototypes
@@ -319,7 +324,7 @@ EXTMEMOPTS =
 #  -Wl,...:     tell GCC to pass this to linker.
 #    -Map:      create map file
 #    --cref:    add cross reference to  map file
-LDFLAGS = -Wl,-Map=$(TARGET).map,--cref
+LDFLAGS  = -Wl,-Map=$(TARGET).map,--cref
 LDFLAGS += -Wl,--relax 
 LDFLAGS += -Wl,--gc-sections
 LDFLAGS += $(EXTMEMOPTS)
@@ -331,9 +336,7 @@ LDFLAGS += $(PRINTF_LIB) $(SCANF_LIB) $(MATH_LIB)
 
 #---------------- Programming Options (avrdude) ----------------
 
-# Programming hardware: alf avr910 avrisp bascom bsd 
-# dt006 pavr picoweb pony-stk200 sp12 stk200 stk500
-#
+# Programming hardware
 # Type: avrdude -c ?
 # to get a full listing.
 #
@@ -413,6 +416,7 @@ REMOVEDIR = rm -rf
 COPY = cp
 WINSHELL = cmd
 
+
 # Define Messages
 # English
 MSG_ERRORS_NONE = Errors: none
@@ -458,7 +462,7 @@ ALL_ASFLAGS = -mmcu=$(MCU) -I. -x assembler-with-cpp $(ASFLAGS)
 
 
 # Default target.
-all: begin gccversion sizebefore build showliboptions showtarget sizeafter end
+all: begin gccversion sizebefore build sizeafter end
 
 # Change the build target to build a HEX file or a library.
 build: elf hex eep lss sym
@@ -489,9 +493,7 @@ end:
 
 # Display size of file.
 HEXSIZE = $(SIZE) --target=$(FORMAT) $(TARGET).hex
-ELFSIZE = $(SIZE) $(MCU_FLAG) $(FORMAT_FLAG) $(TARGET).elf
-MCU_FLAG = $(shell $(SIZE) --help | grep -- --mcu > /dev/null && echo --mcu=$(MCU) )
-FORMAT_FLAG = $(shell $(SIZE) --help | grep -- --format=.*avr > /dev/null && echo --format=avr )
+ELFSIZE = $(SIZE) --mcu=$(MCU) --format=avr $(TARGET).elf
 
 sizebefore:
 	@if test -f $(TARGET).elf; then echo; echo $(MSG_SIZE_BEFORE); $(ELFSIZE); \
@@ -501,22 +503,7 @@ sizeafter:
 	@if test -f $(TARGET).elf; then echo; echo $(MSG_SIZE_AFTER); $(ELFSIZE); \
 	2>/dev/null; echo; fi
 
-showliboptions:
-	@echo
-	@echo ---- Compile Time Library Options ----
-	@for i in $(LUFA_OPTS:-D%=%); do \
-		echo $$i; \
-	done
-	@echo --------------------------------------
 
-showtarget:
-	@echo
-	@echo --------- Target Information ---------
-	@echo AVR Model: $(MCU)
-	@echo Board:     $(BOARD)
-	@echo Clock:     $(F_CPU)Hz CPU, $(F_CLOCK)Hz Master
-	@echo --------------------------------------
-	
 
 # Display compiler version information.
 gccversion : 
@@ -606,7 +593,7 @@ extcoff: $(TARGET).elf
 %.hex: %.elf
 	@echo
 	@echo $(MSG_FLASH) $@
-	$(OBJCOPY) -O $(FORMAT) -R .eeprom $< $@
+	$(OBJCOPY) -O $(FORMAT) -R .eeprom -R .fuse -R .lock $< $@
 
 %.eep: %.elf
 	@echo
@@ -618,7 +605,7 @@ extcoff: $(TARGET).elf
 %.lss: %.elf
 	@echo
 	@echo $(MSG_EXTENDED_LISTING) $@
-	$(OBJDUMP) -h -z -S $< > $@
+	$(OBJDUMP) -h -S -z $< > $@
 
 # Create a symbol table from ELF output file.
 %.sym: %.elf
@@ -680,18 +667,16 @@ $(OBJDIR)/%.o : %.S
 # Create preprocessed source for use in sending a bug report.
 %.i : %.c
 	$(CC) -E -mmcu=$(MCU) -I. $(CFLAGS) $< -o $@ 
-	
+
 
 # Target: clean project.
-clean: begin clean_list clean_binary end
+clean: begin clean_list end
 
-clean_binary:
-	$(REMOVE) $(TARGET).hex
-	
-clean_list:
+clean_list :
+	@echo
 	@echo $(MSG_CLEANING)
+	$(REMOVE) $(TARGET).hex
 	$(REMOVE) $(TARGET).eep
-	$(REMOVE) $(TARGET)eep.hex
 	$(REMOVE) $(TARGET).cof
 	$(REMOVE) $(TARGET).elf
 	$(REMOVE) $(TARGET).map
@@ -702,7 +687,6 @@ clean_list:
 	$(REMOVE) $(SRC:.c=.s)
 	$(REMOVE) $(SRC:.c=.d)
 	$(REMOVE) $(SRC:.c=.i)
-	$(REMOVE) InvalidEvents.tmp
 	$(REMOVEDIR) .dep
 
 doxygen:
@@ -722,8 +706,7 @@ $(shell mkdir $(OBJDIR) 2>/dev/null)
 
 
 # Listing of phony targets.
-.PHONY : all showliboptions showtarget begin       \
-finish end sizebefore sizeafter gccversion build   \
-elf hex eep lss sym coff extcoff program dfu flip  \
-flip-ee dfu-ee clean debug clean_list clean_binary \
-clean_doxygen gdb-config doxygen
\ No newline at end of file
+.PHONY : all begin finish end sizebefore sizeafter gccversion \
+build elf hex eep lss sym coff extcoff doxygen clean          \
+clean_list clean_doxygen program dfu flip flip-ee dfu-ee      \
+debug gdb-config
diff --git a/Demos/Device/LowLevel/DualVirtualSerial/makefile b/Demos/Device/LowLevel/DualVirtualSerial/makefile
index f3106b8c7..c9f49a559 100644
--- a/Demos/Device/LowLevel/DualVirtualSerial/makefile
+++ b/Demos/Device/LowLevel/DualVirtualSerial/makefile
@@ -115,29 +115,23 @@ OBJDIR = .
 LUFA_PATH = ../../../..
 
 
-# LUFA library compile-time options
-LUFA_OPTS  = -D NO_STREAM_CALLBACKS
-LUFA_OPTS += -D USB_DEVICE_ONLY
+# LUFA library compile-time options and predefined tokens
+LUFA_OPTS  = -D USB_DEVICE_ONLY
 LUFA_OPTS += -D FIXED_CONTROL_ENDPOINT_SIZE=8
 LUFA_OPTS += -D FIXED_NUM_CONFIGURATIONS=1
 LUFA_OPTS += -D USE_FLASH_DESCRIPTORS
 LUFA_OPTS += -D USE_STATIC_OPTIONS="(USB_DEVICE_OPT_FULLSPEED | USB_OPT_REG_ENABLED | USB_OPT_AUTO_PLL)"
+LUFA_OPTS += -D NO_STREAM_CALLBACKS
+
+
+# Create the LUFA source path variables by including the LUFA root makefile
+include $(LUFA_PATH)/LUFA/makefile
 
 
 # List C source files here. (C dependencies are automatically generated.)
 SRC = $(TARGET).c                                                 \
 	  Descriptors.c                                               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/DevChapter9.c        \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Device.c             \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Endpoint.c           \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Host.c               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/HostChapter9.c       \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/LowLevel.c           \
- 	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Pipe.c               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/USBInterrupt.c       \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/ConfigDescriptor.c  \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/Events.c            \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/USBTask.c           \
+	  $(LUFA_SRC_USB)
 
 
 # List C++ source files here. (C dependencies are automatically generated.)
@@ -183,15 +177,23 @@ CSTANDARD = -std=c99
 
 
 # Place -D or -U options here for C sources
-CDEFS  = -DF_CPU=$(F_CPU)UL -DF_CLOCK=$(F_CLOCK)UL -DBOARD=BOARD_$(BOARD) $(LUFA_OPTS)
+CDEFS  = -DF_CPU=$(F_CPU)UL
+CDEFS += -DF_CLOCK=$(F_CLOCK)UL
+CDEFS += -DBOARD=BOARD_$(BOARD)
+CDEFS += $(LUFA_OPTS)
 
 
 # Place -D or -U options here for ASM sources
-ADEFS = -DF_CPU=$(F_CPU)
-
+ADEFS  = -DF_CPU=$(F_CPU)
+ADEFS += -DF_CLOCK=$(F_CLOCK)UL
+ADEFS += -DBOARD=BOARD_$(BOARD)
+ADEFS += $(LUFA_OPTS)
 
 # Place -D or -U options here for C++ sources
-CPPDEFS = -DF_CPU=$(F_CPU)UL
+CPPDEFS  = -DF_CPU=$(F_CPU)UL
+CPPDEFS += -DF_CLOCK=$(F_CLOCK)UL
+CPPDEFS += -DBOARD=BOARD_$(BOARD)
+CPPDEFS += $(LUFA_OPTS)
 #CPPDEFS += -D__STDC_LIMIT_MACROS
 #CPPDEFS += -D__STDC_CONSTANT_MACROS
 
@@ -216,8 +218,9 @@ CFLAGS += -fshort-enums
 CFLAGS += -fno-strict-aliasing
 CFLAGS += -Wall
 CFLAGS += -Wstrict-prototypes
-CFLAGS += -Wundef
+#CFLAGS += -mshort-calls
 #CFLAGS += -fno-unit-at-a-time
+#CFLAGS += -Wundef
 #CFLAGS += -Wunreachable-code
 #CFLAGS += -Wsign-compare
 CFLAGS += -Wa,-adhlns=$(<:%.c=$(OBJDIR)/%.lst)
@@ -241,7 +244,7 @@ CPPFLAGS += -fpack-struct
 CPPFLAGS += -fshort-enums
 CPPFLAGS += -fno-exceptions
 CPPFLAGS += -Wall
-CFLAGS += -Wundef
+CPPFLAGS += -Wundef
 #CPPFLAGS += -mshort-calls
 #CPPFLAGS += -fno-unit-at-a-time
 #CPPFLAGS += -Wstrict-prototypes
@@ -318,7 +321,7 @@ EXTMEMOPTS =
 #  -Wl,...:     tell GCC to pass this to linker.
 #    -Map:      create map file
 #    --cref:    add cross reference to  map file
-LDFLAGS = -Wl,-Map=$(TARGET).map,--cref
+LDFLAGS  = -Wl,-Map=$(TARGET).map,--cref
 LDFLAGS += -Wl,--relax 
 LDFLAGS += -Wl,--gc-sections
 LDFLAGS += $(EXTMEMOPTS)
@@ -330,9 +333,7 @@ LDFLAGS += $(PRINTF_LIB) $(SCANF_LIB) $(MATH_LIB)
 
 #---------------- Programming Options (avrdude) ----------------
 
-# Programming hardware: alf avr910 avrisp bascom bsd 
-# dt006 pavr picoweb pony-stk200 sp12 stk200 stk500
-#
+# Programming hardware
 # Type: avrdude -c ?
 # to get a full listing.
 #
@@ -412,6 +413,7 @@ REMOVEDIR = rm -rf
 COPY = cp
 WINSHELL = cmd
 
+
 # Define Messages
 # English
 MSG_ERRORS_NONE = Errors: none
@@ -457,7 +459,7 @@ ALL_ASFLAGS = -mmcu=$(MCU) -I. -x assembler-with-cpp $(ASFLAGS)
 
 
 # Default target.
-all: begin gccversion sizebefore build showliboptions showtarget sizeafter end
+all: begin gccversion sizebefore build sizeafter end
 
 # Change the build target to build a HEX file or a library.
 build: elf hex eep lss sym
@@ -488,9 +490,7 @@ end:
 
 # Display size of file.
 HEXSIZE = $(SIZE) --target=$(FORMAT) $(TARGET).hex
-ELFSIZE = $(SIZE) $(MCU_FLAG) $(FORMAT_FLAG) $(TARGET).elf
-MCU_FLAG = $(shell $(SIZE) --help | grep -- --mcu > /dev/null && echo --mcu=$(MCU) )
-FORMAT_FLAG = $(shell $(SIZE) --help | grep -- --format=.*avr > /dev/null && echo --format=avr )
+ELFSIZE = $(SIZE) --mcu=$(MCU) --format=avr $(TARGET).elf
 
 sizebefore:
 	@if test -f $(TARGET).elf; then echo; echo $(MSG_SIZE_BEFORE); $(ELFSIZE); \
@@ -500,22 +500,7 @@ sizeafter:
 	@if test -f $(TARGET).elf; then echo; echo $(MSG_SIZE_AFTER); $(ELFSIZE); \
 	2>/dev/null; echo; fi
 
-showliboptions:
-	@echo
-	@echo ---- Compile Time Library Options ----
-	@for i in $(LUFA_OPTS:-D%=%); do \
-		echo $$i; \
-	done
-	@echo --------------------------------------
 
-showtarget:
-	@echo
-	@echo --------- Target Information ---------
-	@echo AVR Model: $(MCU)
-	@echo Board:     $(BOARD)
-	@echo Clock:     $(F_CPU)Hz CPU, $(F_CLOCK)Hz Master
-	@echo --------------------------------------
-	
 
 # Display compiler version information.
 gccversion : 
@@ -605,7 +590,7 @@ extcoff: $(TARGET).elf
 %.hex: %.elf
 	@echo
 	@echo $(MSG_FLASH) $@
-	$(OBJCOPY) -O $(FORMAT) -R .eeprom $< $@
+	$(OBJCOPY) -O $(FORMAT) -R .eeprom -R .fuse -R .lock $< $@
 
 %.eep: %.elf
 	@echo
@@ -617,7 +602,7 @@ extcoff: $(TARGET).elf
 %.lss: %.elf
 	@echo
 	@echo $(MSG_EXTENDED_LISTING) $@
-	$(OBJDUMP) -h -z -S $< > $@
+	$(OBJDUMP) -h -S -z $< > $@
 
 # Create a symbol table from ELF output file.
 %.sym: %.elf
@@ -679,18 +664,16 @@ $(OBJDIR)/%.o : %.S
 # Create preprocessed source for use in sending a bug report.
 %.i : %.c
 	$(CC) -E -mmcu=$(MCU) -I. $(CFLAGS) $< -o $@ 
-	
+
 
 # Target: clean project.
-clean: begin clean_list clean_binary end
+clean: begin clean_list end
 
-clean_binary:
-	$(REMOVE) $(TARGET).hex
-	
-clean_list:
+clean_list :
+	@echo
 	@echo $(MSG_CLEANING)
+	$(REMOVE) $(TARGET).hex
 	$(REMOVE) $(TARGET).eep
-	$(REMOVE) $(TARGET)eep.hex
 	$(REMOVE) $(TARGET).cof
 	$(REMOVE) $(TARGET).elf
 	$(REMOVE) $(TARGET).map
@@ -701,7 +684,6 @@ clean_list:
 	$(REMOVE) $(SRC:.c=.s)
 	$(REMOVE) $(SRC:.c=.d)
 	$(REMOVE) $(SRC:.c=.i)
-	$(REMOVE) InvalidEvents.tmp
 	$(REMOVEDIR) .dep
 
 doxygen:
@@ -721,8 +703,7 @@ $(shell mkdir $(OBJDIR) 2>/dev/null)
 
 
 # Listing of phony targets.
-.PHONY : all showliboptions showtarget begin       \
-finish end sizebefore sizeafter gccversion build   \
-elf hex eep lss sym coff extcoff program dfu flip  \
-flip-ee dfu-ee clean debug clean_list clean_binary \
-clean_doxygen gdb-config doxygen
\ No newline at end of file
+.PHONY : all begin finish end sizebefore sizeafter gccversion \
+build elf hex eep lss sym coff extcoff doxygen clean          \
+clean_list clean_doxygen program dfu flip flip-ee dfu-ee      \
+debug gdb-config
diff --git a/Demos/Device/LowLevel/GenericHID/makefile b/Demos/Device/LowLevel/GenericHID/makefile
index 806d51c67..abf347593 100644
--- a/Demos/Device/LowLevel/GenericHID/makefile
+++ b/Demos/Device/LowLevel/GenericHID/makefile
@@ -115,29 +115,23 @@ OBJDIR = .
 LUFA_PATH = ../../../..
 
 
-# LUFA library compile-time options
-LUFA_OPTS  = -D NO_STREAM_CALLBACKS
-LUFA_OPTS += -D USB_DEVICE_ONLY
+# LUFA library compile-time options and predefined tokens
+LUFA_OPTS  = -D USB_DEVICE_ONLY
 LUFA_OPTS += -D FIXED_CONTROL_ENDPOINT_SIZE=8
 LUFA_OPTS += -D FIXED_NUM_CONFIGURATIONS=1
 LUFA_OPTS += -D USE_FLASH_DESCRIPTORS
 LUFA_OPTS += -D USE_STATIC_OPTIONS="(USB_DEVICE_OPT_FULLSPEED | USB_OPT_REG_ENABLED | USB_OPT_AUTO_PLL)"
+LUFA_OPTS += -D NO_STREAM_CALLBACKS
+
+
+# Create the LUFA source path variables by including the LUFA root makefile
+include $(LUFA_PATH)/LUFA/makefile
 
 
 # List C source files here. (C dependencies are automatically generated.)
 SRC = $(TARGET).c                                                 \
 	  Descriptors.c                                               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/DevChapter9.c        \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Device.c             \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Endpoint.c           \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Host.c               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/HostChapter9.c       \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/LowLevel.c           \
- 	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Pipe.c               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/USBInterrupt.c       \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/ConfigDescriptor.c  \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/Events.c            \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/USBTask.c           \
+	  $(LUFA_SRC_USB)
 
 
 # List C++ source files here. (C dependencies are automatically generated.)
@@ -183,15 +177,23 @@ CSTANDARD = -std=c99
 
 
 # Place -D or -U options here for C sources
-CDEFS  = -DF_CPU=$(F_CPU)UL -DF_CLOCK=$(F_CLOCK)UL -DBOARD=BOARD_$(BOARD) $(LUFA_OPTS)
+CDEFS  = -DF_CPU=$(F_CPU)UL
+CDEFS += -DF_CLOCK=$(F_CLOCK)UL
+CDEFS += -DBOARD=BOARD_$(BOARD)
+CDEFS += $(LUFA_OPTS)
 
 
 # Place -D or -U options here for ASM sources
-ADEFS = -DF_CPU=$(F_CPU)
-
+ADEFS  = -DF_CPU=$(F_CPU)
+ADEFS += -DF_CLOCK=$(F_CLOCK)UL
+ADEFS += -DBOARD=BOARD_$(BOARD)
+ADEFS += $(LUFA_OPTS)
 
 # Place -D or -U options here for C++ sources
-CPPDEFS = -DF_CPU=$(F_CPU)UL
+CPPDEFS  = -DF_CPU=$(F_CPU)UL
+CPPDEFS += -DF_CLOCK=$(F_CLOCK)UL
+CPPDEFS += -DBOARD=BOARD_$(BOARD)
+CPPDEFS += $(LUFA_OPTS)
 #CPPDEFS += -D__STDC_LIMIT_MACROS
 #CPPDEFS += -D__STDC_CONSTANT_MACROS
 
@@ -216,8 +218,9 @@ CFLAGS += -fshort-enums
 CFLAGS += -fno-strict-aliasing
 CFLAGS += -Wall
 CFLAGS += -Wstrict-prototypes
-CFLAGS += -Wundef
+#CFLAGS += -mshort-calls
 #CFLAGS += -fno-unit-at-a-time
+#CFLAGS += -Wundef
 #CFLAGS += -Wunreachable-code
 #CFLAGS += -Wsign-compare
 CFLAGS += -Wa,-adhlns=$(<:%.c=$(OBJDIR)/%.lst)
@@ -241,7 +244,7 @@ CPPFLAGS += -fpack-struct
 CPPFLAGS += -fshort-enums
 CPPFLAGS += -fno-exceptions
 CPPFLAGS += -Wall
-CFLAGS += -Wundef
+CPPFLAGS += -Wundef
 #CPPFLAGS += -mshort-calls
 #CPPFLAGS += -fno-unit-at-a-time
 #CPPFLAGS += -Wstrict-prototypes
@@ -318,7 +321,7 @@ EXTMEMOPTS =
 #  -Wl,...:     tell GCC to pass this to linker.
 #    -Map:      create map file
 #    --cref:    add cross reference to  map file
-LDFLAGS = -Wl,-Map=$(TARGET).map,--cref
+LDFLAGS  = -Wl,-Map=$(TARGET).map,--cref
 LDFLAGS += -Wl,--relax 
 LDFLAGS += -Wl,--gc-sections
 LDFLAGS += $(EXTMEMOPTS)
@@ -330,9 +333,7 @@ LDFLAGS += $(PRINTF_LIB) $(SCANF_LIB) $(MATH_LIB)
 
 #---------------- Programming Options (avrdude) ----------------
 
-# Programming hardware: alf avr910 avrisp bascom bsd 
-# dt006 pavr picoweb pony-stk200 sp12 stk200 stk500
-#
+# Programming hardware
 # Type: avrdude -c ?
 # to get a full listing.
 #
@@ -412,6 +413,7 @@ REMOVEDIR = rm -rf
 COPY = cp
 WINSHELL = cmd
 
+
 # Define Messages
 # English
 MSG_ERRORS_NONE = Errors: none
@@ -457,7 +459,7 @@ ALL_ASFLAGS = -mmcu=$(MCU) -I. -x assembler-with-cpp $(ASFLAGS)
 
 
 # Default target.
-all: begin gccversion sizebefore build showliboptions showtarget sizeafter end
+all: begin gccversion sizebefore build sizeafter end
 
 # Change the build target to build a HEX file or a library.
 build: elf hex eep lss sym
@@ -488,9 +490,7 @@ end:
 
 # Display size of file.
 HEXSIZE = $(SIZE) --target=$(FORMAT) $(TARGET).hex
-ELFSIZE = $(SIZE) $(MCU_FLAG) $(FORMAT_FLAG) $(TARGET).elf
-MCU_FLAG = $(shell $(SIZE) --help | grep -- --mcu > /dev/null && echo --mcu=$(MCU) )
-FORMAT_FLAG = $(shell $(SIZE) --help | grep -- --format=.*avr > /dev/null && echo --format=avr )
+ELFSIZE = $(SIZE) --mcu=$(MCU) --format=avr $(TARGET).elf
 
 sizebefore:
 	@if test -f $(TARGET).elf; then echo; echo $(MSG_SIZE_BEFORE); $(ELFSIZE); \
@@ -500,22 +500,7 @@ sizeafter:
 	@if test -f $(TARGET).elf; then echo; echo $(MSG_SIZE_AFTER); $(ELFSIZE); \
 	2>/dev/null; echo; fi
 
-showliboptions:
-	@echo
-	@echo ---- Compile Time Library Options ----
-	@for i in $(LUFA_OPTS:-D%=%); do \
-		echo $$i; \
-	done
-	@echo --------------------------------------
 
-showtarget:
-	@echo
-	@echo --------- Target Information ---------
-	@echo AVR Model: $(MCU)
-	@echo Board:     $(BOARD)
-	@echo Clock:     $(F_CPU)Hz CPU, $(F_CLOCK)Hz Master
-	@echo --------------------------------------
-	
 
 # Display compiler version information.
 gccversion : 
@@ -605,7 +590,7 @@ extcoff: $(TARGET).elf
 %.hex: %.elf
 	@echo
 	@echo $(MSG_FLASH) $@
-	$(OBJCOPY) -O $(FORMAT) -R .eeprom $< $@
+	$(OBJCOPY) -O $(FORMAT) -R .eeprom -R .fuse -R .lock $< $@
 
 %.eep: %.elf
 	@echo
@@ -617,7 +602,7 @@ extcoff: $(TARGET).elf
 %.lss: %.elf
 	@echo
 	@echo $(MSG_EXTENDED_LISTING) $@
-	$(OBJDUMP) -h -z -S $< > $@
+	$(OBJDUMP) -h -S -z $< > $@
 
 # Create a symbol table from ELF output file.
 %.sym: %.elf
@@ -679,18 +664,16 @@ $(OBJDIR)/%.o : %.S
 # Create preprocessed source for use in sending a bug report.
 %.i : %.c
 	$(CC) -E -mmcu=$(MCU) -I. $(CFLAGS) $< -o $@ 
-	
+
 
 # Target: clean project.
-clean: begin clean_list clean_binary end
+clean: begin clean_list end
 
-clean_binary:
-	$(REMOVE) $(TARGET).hex
-	
-clean_list:
+clean_list :
+	@echo
 	@echo $(MSG_CLEANING)
+	$(REMOVE) $(TARGET).hex
 	$(REMOVE) $(TARGET).eep
-	$(REMOVE) $(TARGET)eep.hex
 	$(REMOVE) $(TARGET).cof
 	$(REMOVE) $(TARGET).elf
 	$(REMOVE) $(TARGET).map
@@ -701,7 +684,6 @@ clean_list:
 	$(REMOVE) $(SRC:.c=.s)
 	$(REMOVE) $(SRC:.c=.d)
 	$(REMOVE) $(SRC:.c=.i)
-	$(REMOVE) InvalidEvents.tmp
 	$(REMOVEDIR) .dep
 
 doxygen:
@@ -721,8 +703,7 @@ $(shell mkdir $(OBJDIR) 2>/dev/null)
 
 
 # Listing of phony targets.
-.PHONY : all showliboptions showtarget begin       \
-finish end sizebefore sizeafter gccversion build   \
-elf hex eep lss sym coff extcoff program dfu flip  \
-flip-ee dfu-ee clean debug clean_list clean_binary \
-clean_doxygen gdb-config doxygen
\ No newline at end of file
+.PHONY : all begin finish end sizebefore sizeafter gccversion \
+build elf hex eep lss sym coff extcoff doxygen clean          \
+clean_list clean_doxygen program dfu flip flip-ee dfu-ee      \
+debug gdb-config
diff --git a/Demos/Device/LowLevel/Joystick/makefile b/Demos/Device/LowLevel/Joystick/makefile
index e7ae0c0cc..329163ee8 100644
--- a/Demos/Device/LowLevel/Joystick/makefile
+++ b/Demos/Device/LowLevel/Joystick/makefile
@@ -115,29 +115,23 @@ OBJDIR = .
 LUFA_PATH = ../../../..
 
 
-# LUFA library compile-time options
-LUFA_OPTS  = -D NO_STREAM_CALLBACKS
-LUFA_OPTS += -D USB_DEVICE_ONLY
+# LUFA library compile-time options and predefined tokens
+LUFA_OPTS  = -D USB_DEVICE_ONLY
 LUFA_OPTS += -D FIXED_CONTROL_ENDPOINT_SIZE=8
 LUFA_OPTS += -D FIXED_NUM_CONFIGURATIONS=1
 LUFA_OPTS += -D USE_FLASH_DESCRIPTORS
 LUFA_OPTS += -D USE_STATIC_OPTIONS="(USB_DEVICE_OPT_FULLSPEED | USB_OPT_REG_ENABLED | USB_OPT_AUTO_PLL)"
+LUFA_OPTS += -D NO_STREAM_CALLBACKS
+
+
+# Create the LUFA source path variables by including the LUFA root makefile
+include $(LUFA_PATH)/LUFA/makefile
 
 
 # List C source files here. (C dependencies are automatically generated.)
 SRC = $(TARGET).c                                                 \
 	  Descriptors.c                                               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/DevChapter9.c        \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Device.c             \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Endpoint.c           \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Host.c               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/HostChapter9.c       \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/LowLevel.c           \
- 	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Pipe.c               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/USBInterrupt.c       \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/ConfigDescriptor.c  \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/Events.c            \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/USBTask.c           \
+	  $(LUFA_SRC_USB)
 
 
 # List C++ source files here. (C dependencies are automatically generated.)
@@ -183,15 +177,23 @@ CSTANDARD = -std=c99
 
 
 # Place -D or -U options here for C sources
-CDEFS  = -DF_CPU=$(F_CPU)UL -DF_CLOCK=$(F_CLOCK)UL -DBOARD=BOARD_$(BOARD) $(LUFA_OPTS)
+CDEFS  = -DF_CPU=$(F_CPU)UL
+CDEFS += -DF_CLOCK=$(F_CLOCK)UL
+CDEFS += -DBOARD=BOARD_$(BOARD)
+CDEFS += $(LUFA_OPTS)
 
 
 # Place -D or -U options here for ASM sources
-ADEFS = -DF_CPU=$(F_CPU)
-
+ADEFS  = -DF_CPU=$(F_CPU)
+ADEFS += -DF_CLOCK=$(F_CLOCK)UL
+ADEFS += -DBOARD=BOARD_$(BOARD)
+ADEFS += $(LUFA_OPTS)
 
 # Place -D or -U options here for C++ sources
-CPPDEFS = -DF_CPU=$(F_CPU)UL
+CPPDEFS  = -DF_CPU=$(F_CPU)UL
+CPPDEFS += -DF_CLOCK=$(F_CLOCK)UL
+CPPDEFS += -DBOARD=BOARD_$(BOARD)
+CPPDEFS += $(LUFA_OPTS)
 #CPPDEFS += -D__STDC_LIMIT_MACROS
 #CPPDEFS += -D__STDC_CONSTANT_MACROS
 
@@ -216,8 +218,9 @@ CFLAGS += -fshort-enums
 CFLAGS += -fno-strict-aliasing
 CFLAGS += -Wall
 CFLAGS += -Wstrict-prototypes
-CFLAGS += -Wundef
+#CFLAGS += -mshort-calls
 #CFLAGS += -fno-unit-at-a-time
+#CFLAGS += -Wundef
 #CFLAGS += -Wunreachable-code
 #CFLAGS += -Wsign-compare
 CFLAGS += -Wa,-adhlns=$(<:%.c=$(OBJDIR)/%.lst)
@@ -241,7 +244,7 @@ CPPFLAGS += -fpack-struct
 CPPFLAGS += -fshort-enums
 CPPFLAGS += -fno-exceptions
 CPPFLAGS += -Wall
-CFLAGS += -Wundef
+CPPFLAGS += -Wundef
 #CPPFLAGS += -mshort-calls
 #CPPFLAGS += -fno-unit-at-a-time
 #CPPFLAGS += -Wstrict-prototypes
@@ -318,7 +321,7 @@ EXTMEMOPTS =
 #  -Wl,...:     tell GCC to pass this to linker.
 #    -Map:      create map file
 #    --cref:    add cross reference to  map file
-LDFLAGS = -Wl,-Map=$(TARGET).map,--cref
+LDFLAGS  = -Wl,-Map=$(TARGET).map,--cref
 LDFLAGS += -Wl,--relax 
 LDFLAGS += -Wl,--gc-sections
 LDFLAGS += $(EXTMEMOPTS)
@@ -330,9 +333,7 @@ LDFLAGS += $(PRINTF_LIB) $(SCANF_LIB) $(MATH_LIB)
 
 #---------------- Programming Options (avrdude) ----------------
 
-# Programming hardware: alf avr910 avrisp bascom bsd 
-# dt006 pavr picoweb pony-stk200 sp12 stk200 stk500
-#
+# Programming hardware
 # Type: avrdude -c ?
 # to get a full listing.
 #
@@ -412,6 +413,7 @@ REMOVEDIR = rm -rf
 COPY = cp
 WINSHELL = cmd
 
+
 # Define Messages
 # English
 MSG_ERRORS_NONE = Errors: none
@@ -457,7 +459,7 @@ ALL_ASFLAGS = -mmcu=$(MCU) -I. -x assembler-with-cpp $(ASFLAGS)
 
 
 # Default target.
-all: begin gccversion sizebefore build showliboptions showtarget sizeafter end
+all: begin gccversion sizebefore build sizeafter end
 
 # Change the build target to build a HEX file or a library.
 build: elf hex eep lss sym
@@ -488,9 +490,7 @@ end:
 
 # Display size of file.
 HEXSIZE = $(SIZE) --target=$(FORMAT) $(TARGET).hex
-ELFSIZE = $(SIZE) $(MCU_FLAG) $(FORMAT_FLAG) $(TARGET).elf
-MCU_FLAG = $(shell $(SIZE) --help | grep -- --mcu > /dev/null && echo --mcu=$(MCU) )
-FORMAT_FLAG = $(shell $(SIZE) --help | grep -- --format=.*avr > /dev/null && echo --format=avr )
+ELFSIZE = $(SIZE) --mcu=$(MCU) --format=avr $(TARGET).elf
 
 sizebefore:
 	@if test -f $(TARGET).elf; then echo; echo $(MSG_SIZE_BEFORE); $(ELFSIZE); \
@@ -500,22 +500,7 @@ sizeafter:
 	@if test -f $(TARGET).elf; then echo; echo $(MSG_SIZE_AFTER); $(ELFSIZE); \
 	2>/dev/null; echo; fi
 
-showliboptions:
-	@echo
-	@echo ---- Compile Time Library Options ----
-	@for i in $(LUFA_OPTS:-D%=%); do \
-		echo $$i; \
-	done
-	@echo --------------------------------------
 
-showtarget:
-	@echo
-	@echo --------- Target Information ---------
-	@echo AVR Model: $(MCU)
-	@echo Board:     $(BOARD)
-	@echo Clock:     $(F_CPU)Hz CPU, $(F_CLOCK)Hz Master
-	@echo --------------------------------------
-	
 
 # Display compiler version information.
 gccversion : 
@@ -605,7 +590,7 @@ extcoff: $(TARGET).elf
 %.hex: %.elf
 	@echo
 	@echo $(MSG_FLASH) $@
-	$(OBJCOPY) -O $(FORMAT) -R .eeprom $< $@
+	$(OBJCOPY) -O $(FORMAT) -R .eeprom -R .fuse -R .lock $< $@
 
 %.eep: %.elf
 	@echo
@@ -617,7 +602,7 @@ extcoff: $(TARGET).elf
 %.lss: %.elf
 	@echo
 	@echo $(MSG_EXTENDED_LISTING) $@
-	$(OBJDUMP) -h -z -S $< > $@
+	$(OBJDUMP) -h -S -z $< > $@
 
 # Create a symbol table from ELF output file.
 %.sym: %.elf
@@ -679,18 +664,16 @@ $(OBJDIR)/%.o : %.S
 # Create preprocessed source for use in sending a bug report.
 %.i : %.c
 	$(CC) -E -mmcu=$(MCU) -I. $(CFLAGS) $< -o $@ 
-	
+
 
 # Target: clean project.
-clean: begin clean_list clean_binary end
+clean: begin clean_list end
 
-clean_binary:
-	$(REMOVE) $(TARGET).hex
-	
-clean_list:
+clean_list :
+	@echo
 	@echo $(MSG_CLEANING)
+	$(REMOVE) $(TARGET).hex
 	$(REMOVE) $(TARGET).eep
-	$(REMOVE) $(TARGET)eep.hex
 	$(REMOVE) $(TARGET).cof
 	$(REMOVE) $(TARGET).elf
 	$(REMOVE) $(TARGET).map
@@ -701,7 +684,6 @@ clean_list:
 	$(REMOVE) $(SRC:.c=.s)
 	$(REMOVE) $(SRC:.c=.d)
 	$(REMOVE) $(SRC:.c=.i)
-	$(REMOVE) InvalidEvents.tmp
 	$(REMOVEDIR) .dep
 
 doxygen:
@@ -721,8 +703,7 @@ $(shell mkdir $(OBJDIR) 2>/dev/null)
 
 
 # Listing of phony targets.
-.PHONY : all showliboptions showtarget begin       \
-finish end sizebefore sizeafter gccversion build   \
-elf hex eep lss sym coff extcoff program dfu flip  \
-flip-ee dfu-ee clean debug clean_list clean_binary \
-clean_doxygen gdb-config doxygen
\ No newline at end of file
+.PHONY : all begin finish end sizebefore sizeafter gccversion \
+build elf hex eep lss sym coff extcoff doxygen clean          \
+clean_list clean_doxygen program dfu flip flip-ee dfu-ee      \
+debug gdb-config
diff --git a/Demos/Device/LowLevel/Keyboard/makefile b/Demos/Device/LowLevel/Keyboard/makefile
index ca4554cb7..00892d9d8 100644
--- a/Demos/Device/LowLevel/Keyboard/makefile
+++ b/Demos/Device/LowLevel/Keyboard/makefile
@@ -115,29 +115,23 @@ OBJDIR = .
 LUFA_PATH = ../../../..
 
 
-# LUFA library compile-time options
-LUFA_OPTS  = -D NO_STREAM_CALLBACKS
-LUFA_OPTS += -D USB_DEVICE_ONLY
+# LUFA library compile-time options and predefined tokens
+LUFA_OPTS  = -D USB_DEVICE_ONLY
 LUFA_OPTS += -D FIXED_CONTROL_ENDPOINT_SIZE=8
 LUFA_OPTS += -D FIXED_NUM_CONFIGURATIONS=1
 LUFA_OPTS += -D USE_FLASH_DESCRIPTORS
 LUFA_OPTS += -D USE_STATIC_OPTIONS="(USB_DEVICE_OPT_FULLSPEED | USB_OPT_REG_ENABLED | USB_OPT_AUTO_PLL)"
+LUFA_OPTS += -D NO_STREAM_CALLBACKS
+
+
+# Create the LUFA source path variables by including the LUFA root makefile
+include $(LUFA_PATH)/LUFA/makefile
 
 
 # List C source files here. (C dependencies are automatically generated.)
 SRC = $(TARGET).c                                                 \
 	  Descriptors.c                                               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/DevChapter9.c        \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Device.c             \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Endpoint.c           \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Host.c               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/HostChapter9.c       \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/LowLevel.c           \
- 	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Pipe.c               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/USBInterrupt.c       \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/ConfigDescriptor.c  \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/Events.c            \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/USBTask.c           \
+	  $(LUFA_SRC_USB)
 
 
 # List C++ source files here. (C dependencies are automatically generated.)
@@ -183,15 +177,23 @@ CSTANDARD = -std=c99
 
 
 # Place -D or -U options here for C sources
-CDEFS  = -DF_CPU=$(F_CPU)UL -DF_CLOCK=$(F_CLOCK)UL -DBOARD=BOARD_$(BOARD) $(LUFA_OPTS)
+CDEFS  = -DF_CPU=$(F_CPU)UL
+CDEFS += -DF_CLOCK=$(F_CLOCK)UL
+CDEFS += -DBOARD=BOARD_$(BOARD)
+CDEFS += $(LUFA_OPTS)
 
 
 # Place -D or -U options here for ASM sources
-ADEFS = -DF_CPU=$(F_CPU)
-
+ADEFS  = -DF_CPU=$(F_CPU)
+ADEFS += -DF_CLOCK=$(F_CLOCK)UL
+ADEFS += -DBOARD=BOARD_$(BOARD)
+ADEFS += $(LUFA_OPTS)
 
 # Place -D or -U options here for C++ sources
-CPPDEFS = -DF_CPU=$(F_CPU)UL
+CPPDEFS  = -DF_CPU=$(F_CPU)UL
+CPPDEFS += -DF_CLOCK=$(F_CLOCK)UL
+CPPDEFS += -DBOARD=BOARD_$(BOARD)
+CPPDEFS += $(LUFA_OPTS)
 #CPPDEFS += -D__STDC_LIMIT_MACROS
 #CPPDEFS += -D__STDC_CONSTANT_MACROS
 
@@ -216,8 +218,9 @@ CFLAGS += -fshort-enums
 CFLAGS += -fno-strict-aliasing
 CFLAGS += -Wall
 CFLAGS += -Wstrict-prototypes
-CFLAGS += -Wundef
+#CFLAGS += -mshort-calls
 #CFLAGS += -fno-unit-at-a-time
+#CFLAGS += -Wundef
 #CFLAGS += -Wunreachable-code
 #CFLAGS += -Wsign-compare
 CFLAGS += -Wa,-adhlns=$(<:%.c=$(OBJDIR)/%.lst)
@@ -241,7 +244,7 @@ CPPFLAGS += -fpack-struct
 CPPFLAGS += -fshort-enums
 CPPFLAGS += -fno-exceptions
 CPPFLAGS += -Wall
-CFLAGS += -Wundef
+CPPFLAGS += -Wundef
 #CPPFLAGS += -mshort-calls
 #CPPFLAGS += -fno-unit-at-a-time
 #CPPFLAGS += -Wstrict-prototypes
@@ -318,7 +321,7 @@ EXTMEMOPTS =
 #  -Wl,...:     tell GCC to pass this to linker.
 #    -Map:      create map file
 #    --cref:    add cross reference to  map file
-LDFLAGS = -Wl,-Map=$(TARGET).map,--cref
+LDFLAGS  = -Wl,-Map=$(TARGET).map,--cref
 LDFLAGS += -Wl,--relax 
 LDFLAGS += -Wl,--gc-sections
 LDFLAGS += $(EXTMEMOPTS)
@@ -330,9 +333,7 @@ LDFLAGS += $(PRINTF_LIB) $(SCANF_LIB) $(MATH_LIB)
 
 #---------------- Programming Options (avrdude) ----------------
 
-# Programming hardware: alf avr910 avrisp bascom bsd 
-# dt006 pavr picoweb pony-stk200 sp12 stk200 stk500
-#
+# Programming hardware
 # Type: avrdude -c ?
 # to get a full listing.
 #
@@ -412,6 +413,7 @@ REMOVEDIR = rm -rf
 COPY = cp
 WINSHELL = cmd
 
+
 # Define Messages
 # English
 MSG_ERRORS_NONE = Errors: none
@@ -457,7 +459,7 @@ ALL_ASFLAGS = -mmcu=$(MCU) -I. -x assembler-with-cpp $(ASFLAGS)
 
 
 # Default target.
-all: begin gccversion sizebefore build showliboptions showtarget sizeafter end
+all: begin gccversion sizebefore build sizeafter end
 
 # Change the build target to build a HEX file or a library.
 build: elf hex eep lss sym
@@ -488,9 +490,7 @@ end:
 
 # Display size of file.
 HEXSIZE = $(SIZE) --target=$(FORMAT) $(TARGET).hex
-ELFSIZE = $(SIZE) $(MCU_FLAG) $(FORMAT_FLAG) $(TARGET).elf
-MCU_FLAG = $(shell $(SIZE) --help | grep -- --mcu > /dev/null && echo --mcu=$(MCU) )
-FORMAT_FLAG = $(shell $(SIZE) --help | grep -- --format=.*avr > /dev/null && echo --format=avr )
+ELFSIZE = $(SIZE) --mcu=$(MCU) --format=avr $(TARGET).elf
 
 sizebefore:
 	@if test -f $(TARGET).elf; then echo; echo $(MSG_SIZE_BEFORE); $(ELFSIZE); \
@@ -500,22 +500,7 @@ sizeafter:
 	@if test -f $(TARGET).elf; then echo; echo $(MSG_SIZE_AFTER); $(ELFSIZE); \
 	2>/dev/null; echo; fi
 
-showliboptions:
-	@echo
-	@echo ---- Compile Time Library Options ----
-	@for i in $(LUFA_OPTS:-D%=%); do \
-		echo $$i; \
-	done
-	@echo --------------------------------------
 
-showtarget:
-	@echo
-	@echo --------- Target Information ---------
-	@echo AVR Model: $(MCU)
-	@echo Board:     $(BOARD)
-	@echo Clock:     $(F_CPU)Hz CPU, $(F_CLOCK)Hz Master
-	@echo --------------------------------------
-	
 
 # Display compiler version information.
 gccversion : 
@@ -605,7 +590,7 @@ extcoff: $(TARGET).elf
 %.hex: %.elf
 	@echo
 	@echo $(MSG_FLASH) $@
-	$(OBJCOPY) -O $(FORMAT) -R .eeprom $< $@
+	$(OBJCOPY) -O $(FORMAT) -R .eeprom -R .fuse -R .lock $< $@
 
 %.eep: %.elf
 	@echo
@@ -617,7 +602,7 @@ extcoff: $(TARGET).elf
 %.lss: %.elf
 	@echo
 	@echo $(MSG_EXTENDED_LISTING) $@
-	$(OBJDUMP) -h -z -S $< > $@
+	$(OBJDUMP) -h -S -z $< > $@
 
 # Create a symbol table from ELF output file.
 %.sym: %.elf
@@ -679,18 +664,16 @@ $(OBJDIR)/%.o : %.S
 # Create preprocessed source for use in sending a bug report.
 %.i : %.c
 	$(CC) -E -mmcu=$(MCU) -I. $(CFLAGS) $< -o $@ 
-	
+
 
 # Target: clean project.
-clean: begin clean_list clean_binary end
+clean: begin clean_list end
 
-clean_binary:
-	$(REMOVE) $(TARGET).hex
-	
-clean_list:
+clean_list :
+	@echo
 	@echo $(MSG_CLEANING)
+	$(REMOVE) $(TARGET).hex
 	$(REMOVE) $(TARGET).eep
-	$(REMOVE) $(TARGET)eep.hex
 	$(REMOVE) $(TARGET).cof
 	$(REMOVE) $(TARGET).elf
 	$(REMOVE) $(TARGET).map
@@ -701,7 +684,6 @@ clean_list:
 	$(REMOVE) $(SRC:.c=.s)
 	$(REMOVE) $(SRC:.c=.d)
 	$(REMOVE) $(SRC:.c=.i)
-	$(REMOVE) InvalidEvents.tmp
 	$(REMOVEDIR) .dep
 
 doxygen:
@@ -721,8 +703,7 @@ $(shell mkdir $(OBJDIR) 2>/dev/null)
 
 
 # Listing of phony targets.
-.PHONY : all showliboptions showtarget begin       \
-finish end sizebefore sizeafter gccversion build   \
-elf hex eep lss sym coff extcoff program dfu flip  \
-flip-ee dfu-ee clean debug clean_list clean_binary \
-clean_doxygen gdb-config doxygen
\ No newline at end of file
+.PHONY : all begin finish end sizebefore sizeafter gccversion \
+build elf hex eep lss sym coff extcoff doxygen clean          \
+clean_list clean_doxygen program dfu flip flip-ee dfu-ee      \
+debug gdb-config
diff --git a/Demos/Device/LowLevel/KeyboardMouse/makefile b/Demos/Device/LowLevel/KeyboardMouse/makefile
index b2542b319..eeee41e06 100644
--- a/Demos/Device/LowLevel/KeyboardMouse/makefile
+++ b/Demos/Device/LowLevel/KeyboardMouse/makefile
@@ -115,29 +115,23 @@ OBJDIR = .
 LUFA_PATH = ../../../..
 
 
-# LUFA library compile-time options
-LUFA_OPTS  = -D NO_STREAM_CALLBACKS
-LUFA_OPTS += -D USB_DEVICE_ONLY
+# LUFA library compile-time options and predefined tokens
+LUFA_OPTS  = -D USB_DEVICE_ONLY
 LUFA_OPTS += -D FIXED_CONTROL_ENDPOINT_SIZE=8
 LUFA_OPTS += -D FIXED_NUM_CONFIGURATIONS=1
 LUFA_OPTS += -D USE_FLASH_DESCRIPTORS
 LUFA_OPTS += -D USE_STATIC_OPTIONS="(USB_DEVICE_OPT_FULLSPEED | USB_OPT_REG_ENABLED | USB_OPT_AUTO_PLL)"
+LUFA_OPTS += -D NO_STREAM_CALLBACKS
+
+
+# Create the LUFA source path variables by including the LUFA root makefile
+include $(LUFA_PATH)/LUFA/makefile
 
 
 # List C source files here. (C dependencies are automatically generated.)
 SRC = $(TARGET).c                                                 \
 	  Descriptors.c                                               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/DevChapter9.c        \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Device.c             \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Endpoint.c           \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Host.c               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/HostChapter9.c       \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/LowLevel.c           \
- 	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Pipe.c               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/USBInterrupt.c       \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/ConfigDescriptor.c  \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/Events.c            \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/USBTask.c           \
+	  $(LUFA_SRC_USB)
 
 
 # List C++ source files here. (C dependencies are automatically generated.)
@@ -183,15 +177,23 @@ CSTANDARD = -std=c99
 
 
 # Place -D or -U options here for C sources
-CDEFS  = -DF_CPU=$(F_CPU)UL -DF_CLOCK=$(F_CLOCK)UL -DBOARD=BOARD_$(BOARD) $(LUFA_OPTS)
+CDEFS  = -DF_CPU=$(F_CPU)UL
+CDEFS += -DF_CLOCK=$(F_CLOCK)UL
+CDEFS += -DBOARD=BOARD_$(BOARD)
+CDEFS += $(LUFA_OPTS)
 
 
 # Place -D or -U options here for ASM sources
-ADEFS = -DF_CPU=$(F_CPU)
-
+ADEFS  = -DF_CPU=$(F_CPU)
+ADEFS += -DF_CLOCK=$(F_CLOCK)UL
+ADEFS += -DBOARD=BOARD_$(BOARD)
+ADEFS += $(LUFA_OPTS)
 
 # Place -D or -U options here for C++ sources
-CPPDEFS = -DF_CPU=$(F_CPU)UL
+CPPDEFS  = -DF_CPU=$(F_CPU)UL
+CPPDEFS += -DF_CLOCK=$(F_CLOCK)UL
+CPPDEFS += -DBOARD=BOARD_$(BOARD)
+CPPDEFS += $(LUFA_OPTS)
 #CPPDEFS += -D__STDC_LIMIT_MACROS
 #CPPDEFS += -D__STDC_CONSTANT_MACROS
 
@@ -216,8 +218,9 @@ CFLAGS += -fshort-enums
 CFLAGS += -fno-strict-aliasing
 CFLAGS += -Wall
 CFLAGS += -Wstrict-prototypes
-CFLAGS += -Wundef
+#CFLAGS += -mshort-calls
 #CFLAGS += -fno-unit-at-a-time
+#CFLAGS += -Wundef
 #CFLAGS += -Wunreachable-code
 #CFLAGS += -Wsign-compare
 CFLAGS += -Wa,-adhlns=$(<:%.c=$(OBJDIR)/%.lst)
@@ -241,7 +244,7 @@ CPPFLAGS += -fpack-struct
 CPPFLAGS += -fshort-enums
 CPPFLAGS += -fno-exceptions
 CPPFLAGS += -Wall
-CFLAGS += -Wundef
+CPPFLAGS += -Wundef
 #CPPFLAGS += -mshort-calls
 #CPPFLAGS += -fno-unit-at-a-time
 #CPPFLAGS += -Wstrict-prototypes
@@ -318,7 +321,7 @@ EXTMEMOPTS =
 #  -Wl,...:     tell GCC to pass this to linker.
 #    -Map:      create map file
 #    --cref:    add cross reference to  map file
-LDFLAGS = -Wl,-Map=$(TARGET).map,--cref
+LDFLAGS  = -Wl,-Map=$(TARGET).map,--cref
 LDFLAGS += -Wl,--relax 
 LDFLAGS += -Wl,--gc-sections
 LDFLAGS += $(EXTMEMOPTS)
@@ -330,9 +333,7 @@ LDFLAGS += $(PRINTF_LIB) $(SCANF_LIB) $(MATH_LIB)
 
 #---------------- Programming Options (avrdude) ----------------
 
-# Programming hardware: alf avr910 avrisp bascom bsd 
-# dt006 pavr picoweb pony-stk200 sp12 stk200 stk500
-#
+# Programming hardware
 # Type: avrdude -c ?
 # to get a full listing.
 #
@@ -412,6 +413,7 @@ REMOVEDIR = rm -rf
 COPY = cp
 WINSHELL = cmd
 
+
 # Define Messages
 # English
 MSG_ERRORS_NONE = Errors: none
@@ -457,7 +459,7 @@ ALL_ASFLAGS = -mmcu=$(MCU) -I. -x assembler-with-cpp $(ASFLAGS)
 
 
 # Default target.
-all: begin gccversion sizebefore build showliboptions showtarget sizeafter end
+all: begin gccversion sizebefore build sizeafter end
 
 # Change the build target to build a HEX file or a library.
 build: elf hex eep lss sym
@@ -488,9 +490,7 @@ end:
 
 # Display size of file.
 HEXSIZE = $(SIZE) --target=$(FORMAT) $(TARGET).hex
-ELFSIZE = $(SIZE) $(MCU_FLAG) $(FORMAT_FLAG) $(TARGET).elf
-MCU_FLAG = $(shell $(SIZE) --help | grep -- --mcu > /dev/null && echo --mcu=$(MCU) )
-FORMAT_FLAG = $(shell $(SIZE) --help | grep -- --format=.*avr > /dev/null && echo --format=avr )
+ELFSIZE = $(SIZE) --mcu=$(MCU) --format=avr $(TARGET).elf
 
 sizebefore:
 	@if test -f $(TARGET).elf; then echo; echo $(MSG_SIZE_BEFORE); $(ELFSIZE); \
@@ -500,22 +500,7 @@ sizeafter:
 	@if test -f $(TARGET).elf; then echo; echo $(MSG_SIZE_AFTER); $(ELFSIZE); \
 	2>/dev/null; echo; fi
 
-showliboptions:
-	@echo
-	@echo ---- Compile Time Library Options ----
-	@for i in $(LUFA_OPTS:-D%=%); do \
-		echo $$i; \
-	done
-	@echo --------------------------------------
 
-showtarget:
-	@echo
-	@echo --------- Target Information ---------
-	@echo AVR Model: $(MCU)
-	@echo Board:     $(BOARD)
-	@echo Clock:     $(F_CPU)Hz CPU, $(F_CLOCK)Hz Master
-	@echo --------------------------------------
-	
 
 # Display compiler version information.
 gccversion : 
@@ -605,7 +590,7 @@ extcoff: $(TARGET).elf
 %.hex: %.elf
 	@echo
 	@echo $(MSG_FLASH) $@
-	$(OBJCOPY) -O $(FORMAT) -R .eeprom $< $@
+	$(OBJCOPY) -O $(FORMAT) -R .eeprom -R .fuse -R .lock $< $@
 
 %.eep: %.elf
 	@echo
@@ -617,7 +602,7 @@ extcoff: $(TARGET).elf
 %.lss: %.elf
 	@echo
 	@echo $(MSG_EXTENDED_LISTING) $@
-	$(OBJDUMP) -h -z -S $< > $@
+	$(OBJDUMP) -h -S -z $< > $@
 
 # Create a symbol table from ELF output file.
 %.sym: %.elf
@@ -679,18 +664,16 @@ $(OBJDIR)/%.o : %.S
 # Create preprocessed source for use in sending a bug report.
 %.i : %.c
 	$(CC) -E -mmcu=$(MCU) -I. $(CFLAGS) $< -o $@ 
-	
+
 
 # Target: clean project.
-clean: begin clean_list clean_binary end
+clean: begin clean_list end
 
-clean_binary:
-	$(REMOVE) $(TARGET).hex
-	
-clean_list:
+clean_list :
+	@echo
 	@echo $(MSG_CLEANING)
+	$(REMOVE) $(TARGET).hex
 	$(REMOVE) $(TARGET).eep
-	$(REMOVE) $(TARGET)eep.hex
 	$(REMOVE) $(TARGET).cof
 	$(REMOVE) $(TARGET).elf
 	$(REMOVE) $(TARGET).map
@@ -701,7 +684,6 @@ clean_list:
 	$(REMOVE) $(SRC:.c=.s)
 	$(REMOVE) $(SRC:.c=.d)
 	$(REMOVE) $(SRC:.c=.i)
-	$(REMOVE) InvalidEvents.tmp
 	$(REMOVEDIR) .dep
 
 doxygen:
@@ -721,8 +703,7 @@ $(shell mkdir $(OBJDIR) 2>/dev/null)
 
 
 # Listing of phony targets.
-.PHONY : all showliboptions showtarget begin       \
-finish end sizebefore sizeafter gccversion build   \
-elf hex eep lss sym coff extcoff program dfu flip  \
-flip-ee dfu-ee clean debug clean_list clean_binary \
-clean_doxygen gdb-config doxygen
\ No newline at end of file
+.PHONY : all begin finish end sizebefore sizeafter gccversion \
+build elf hex eep lss sym coff extcoff doxygen clean          \
+clean_list clean_doxygen program dfu flip flip-ee dfu-ee      \
+debug gdb-config
diff --git a/Demos/Device/LowLevel/MIDI/makefile b/Demos/Device/LowLevel/MIDI/makefile
index 5b3b903ab..308933252 100644
--- a/Demos/Device/LowLevel/MIDI/makefile
+++ b/Demos/Device/LowLevel/MIDI/makefile
@@ -115,29 +115,23 @@ OBJDIR = .
 LUFA_PATH = ../../../..
 
 
-# LUFA library compile-time options
-LUFA_OPTS  = -D NO_STREAM_CALLBACKS
-LUFA_OPTS += -D USB_DEVICE_ONLY
+# LUFA library compile-time options and predefined tokens
+LUFA_OPTS  = -D USB_DEVICE_ONLY
 LUFA_OPTS += -D FIXED_CONTROL_ENDPOINT_SIZE=8
 LUFA_OPTS += -D FIXED_NUM_CONFIGURATIONS=1
 LUFA_OPTS += -D USE_FLASH_DESCRIPTORS
 LUFA_OPTS += -D USE_STATIC_OPTIONS="(USB_DEVICE_OPT_FULLSPEED | USB_OPT_REG_ENABLED | USB_OPT_AUTO_PLL)"
+LUFA_OPTS += -D NO_STREAM_CALLBACKS
+
+
+# Create the LUFA source path variables by including the LUFA root makefile
+include $(LUFA_PATH)/LUFA/makefile
 
 
 # List C source files here. (C dependencies are automatically generated.)
 SRC = $(TARGET).c                                                 \
 	  Descriptors.c                                               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/DevChapter9.c        \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Device.c             \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Endpoint.c           \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Host.c               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/HostChapter9.c       \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/LowLevel.c           \
- 	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Pipe.c               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/USBInterrupt.c       \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/ConfigDescriptor.c  \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/Events.c            \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/USBTask.c           \
+	  $(LUFA_SRC_USB)
 
 
 # List C++ source files here. (C dependencies are automatically generated.)
@@ -183,15 +177,23 @@ CSTANDARD = -std=c99
 
 
 # Place -D or -U options here for C sources
-CDEFS  = -DF_CPU=$(F_CPU)UL -DF_CLOCK=$(F_CLOCK)UL -DBOARD=BOARD_$(BOARD) $(LUFA_OPTS)
+CDEFS  = -DF_CPU=$(F_CPU)UL
+CDEFS += -DF_CLOCK=$(F_CLOCK)UL
+CDEFS += -DBOARD=BOARD_$(BOARD)
+CDEFS += $(LUFA_OPTS)
 
 
 # Place -D or -U options here for ASM sources
-ADEFS = -DF_CPU=$(F_CPU)
-
+ADEFS  = -DF_CPU=$(F_CPU)
+ADEFS += -DF_CLOCK=$(F_CLOCK)UL
+ADEFS += -DBOARD=BOARD_$(BOARD)
+ADEFS += $(LUFA_OPTS)
 
 # Place -D or -U options here for C++ sources
-CPPDEFS = -DF_CPU=$(F_CPU)UL
+CPPDEFS  = -DF_CPU=$(F_CPU)UL
+CPPDEFS += -DF_CLOCK=$(F_CLOCK)UL
+CPPDEFS += -DBOARD=BOARD_$(BOARD)
+CPPDEFS += $(LUFA_OPTS)
 #CPPDEFS += -D__STDC_LIMIT_MACROS
 #CPPDEFS += -D__STDC_CONSTANT_MACROS
 
@@ -216,8 +218,9 @@ CFLAGS += -fshort-enums
 CFLAGS += -fno-strict-aliasing
 CFLAGS += -Wall
 CFLAGS += -Wstrict-prototypes
-CFLAGS += -Wundef
+#CFLAGS += -mshort-calls
 #CFLAGS += -fno-unit-at-a-time
+#CFLAGS += -Wundef
 #CFLAGS += -Wunreachable-code
 #CFLAGS += -Wsign-compare
 CFLAGS += -Wa,-adhlns=$(<:%.c=$(OBJDIR)/%.lst)
@@ -241,7 +244,7 @@ CPPFLAGS += -fpack-struct
 CPPFLAGS += -fshort-enums
 CPPFLAGS += -fno-exceptions
 CPPFLAGS += -Wall
-CFLAGS += -Wundef
+CPPFLAGS += -Wundef
 #CPPFLAGS += -mshort-calls
 #CPPFLAGS += -fno-unit-at-a-time
 #CPPFLAGS += -Wstrict-prototypes
@@ -318,7 +321,7 @@ EXTMEMOPTS =
 #  -Wl,...:     tell GCC to pass this to linker.
 #    -Map:      create map file
 #    --cref:    add cross reference to  map file
-LDFLAGS = -Wl,-Map=$(TARGET).map,--cref
+LDFLAGS  = -Wl,-Map=$(TARGET).map,--cref
 LDFLAGS += -Wl,--relax 
 LDFLAGS += -Wl,--gc-sections
 LDFLAGS += $(EXTMEMOPTS)
@@ -330,9 +333,7 @@ LDFLAGS += $(PRINTF_LIB) $(SCANF_LIB) $(MATH_LIB)
 
 #---------------- Programming Options (avrdude) ----------------
 
-# Programming hardware: alf avr910 avrisp bascom bsd 
-# dt006 pavr picoweb pony-stk200 sp12 stk200 stk500
-#
+# Programming hardware
 # Type: avrdude -c ?
 # to get a full listing.
 #
@@ -412,6 +413,7 @@ REMOVEDIR = rm -rf
 COPY = cp
 WINSHELL = cmd
 
+
 # Define Messages
 # English
 MSG_ERRORS_NONE = Errors: none
@@ -457,7 +459,7 @@ ALL_ASFLAGS = -mmcu=$(MCU) -I. -x assembler-with-cpp $(ASFLAGS)
 
 
 # Default target.
-all: begin gccversion sizebefore build showliboptions showtarget sizeafter end
+all: begin gccversion sizebefore build sizeafter end
 
 # Change the build target to build a HEX file or a library.
 build: elf hex eep lss sym
@@ -488,9 +490,7 @@ end:
 
 # Display size of file.
 HEXSIZE = $(SIZE) --target=$(FORMAT) $(TARGET).hex
-ELFSIZE = $(SIZE) $(MCU_FLAG) $(FORMAT_FLAG) $(TARGET).elf
-MCU_FLAG = $(shell $(SIZE) --help | grep -- --mcu > /dev/null && echo --mcu=$(MCU) )
-FORMAT_FLAG = $(shell $(SIZE) --help | grep -- --format=.*avr > /dev/null && echo --format=avr )
+ELFSIZE = $(SIZE) --mcu=$(MCU) --format=avr $(TARGET).elf
 
 sizebefore:
 	@if test -f $(TARGET).elf; then echo; echo $(MSG_SIZE_BEFORE); $(ELFSIZE); \
@@ -499,23 +499,8 @@ sizebefore:
 sizeafter:
 	@if test -f $(TARGET).elf; then echo; echo $(MSG_SIZE_AFTER); $(ELFSIZE); \
 	2>/dev/null; echo; fi
-	
-showliboptions:
-	@echo
-	@echo ---- Compile Time Library Options ----
-	@for i in $(LUFA_OPTS:-D%=%); do \
-		echo $$i; \
-	done
-	@echo --------------------------------------
 
-showtarget:
-	@echo
-	@echo --------- Target Information ---------
-	@echo AVR Model: $(MCU)
-	@echo Board:     $(BOARD)
-	@echo Clock:     $(F_CPU)Hz CPU, $(F_CLOCK)Hz Master
-	@echo --------------------------------------
-	
+
 
 # Display compiler version information.
 gccversion : 
@@ -605,7 +590,7 @@ extcoff: $(TARGET).elf
 %.hex: %.elf
 	@echo
 	@echo $(MSG_FLASH) $@
-	$(OBJCOPY) -O $(FORMAT) -R .eeprom $< $@
+	$(OBJCOPY) -O $(FORMAT) -R .eeprom -R .fuse -R .lock $< $@
 
 %.eep: %.elf
 	@echo
@@ -617,7 +602,7 @@ extcoff: $(TARGET).elf
 %.lss: %.elf
 	@echo
 	@echo $(MSG_EXTENDED_LISTING) $@
-	$(OBJDUMP) -h -z -S $< > $@
+	$(OBJDUMP) -h -S -z $< > $@
 
 # Create a symbol table from ELF output file.
 %.sym: %.elf
@@ -679,18 +664,16 @@ $(OBJDIR)/%.o : %.S
 # Create preprocessed source for use in sending a bug report.
 %.i : %.c
 	$(CC) -E -mmcu=$(MCU) -I. $(CFLAGS) $< -o $@ 
-	
+
 
 # Target: clean project.
-clean: begin clean_list clean_binary end
+clean: begin clean_list end
 
-clean_binary:
-	$(REMOVE) $(TARGET).hex
-	
-clean_list:
+clean_list :
+	@echo
 	@echo $(MSG_CLEANING)
+	$(REMOVE) $(TARGET).hex
 	$(REMOVE) $(TARGET).eep
-	$(REMOVE) $(TARGET)eep.hex
 	$(REMOVE) $(TARGET).cof
 	$(REMOVE) $(TARGET).elf
 	$(REMOVE) $(TARGET).map
@@ -701,7 +684,6 @@ clean_list:
 	$(REMOVE) $(SRC:.c=.s)
 	$(REMOVE) $(SRC:.c=.d)
 	$(REMOVE) $(SRC:.c=.i)
-	$(REMOVE) InvalidEvents.tmp
 	$(REMOVEDIR) .dep
 
 doxygen:
@@ -721,8 +703,7 @@ $(shell mkdir $(OBJDIR) 2>/dev/null)
 
 
 # Listing of phony targets.
-.PHONY : all showliboptions showtarget begin       \
-finish end sizebefore sizeafter gccversion build   \
-elf hex eep lss sym coff extcoff program dfu flip  \
-flip-ee dfu-ee clean debug clean_list clean_binary \
-clean_doxygen gdb-config doxygen
\ No newline at end of file
+.PHONY : all begin finish end sizebefore sizeafter gccversion \
+build elf hex eep lss sym coff extcoff doxygen clean          \
+clean_list clean_doxygen program dfu flip flip-ee dfu-ee      \
+debug gdb-config
diff --git a/Demos/Device/LowLevel/MassStorage/Lib/SCSI.c b/Demos/Device/LowLevel/MassStorage/Lib/SCSI.c
index 05c9265dd..d718e7eea 100644
--- a/Demos/Device/LowLevel/MassStorage/Lib/SCSI.c
+++ b/Demos/Device/LowLevel/MassStorage/Lib/SCSI.c
@@ -252,14 +252,8 @@ static void SCSI_Command_Send_Diagnostic(void)
  */
 static void SCSI_Command_ReadWrite_10(const bool IsDataRead)
 {
-	uint32_t BlockAddress;
-	uint16_t TotalBlocks;
-	
-	/* Load in the 32-bit block address (SCSI uses big-endian, so have to reverse the byte order) */
-	BlockAddress = SwapEndian_32(*(uint32_t*)&CommandBlock.SCSICommandData[2]);
-
-	/* Load in the 16-bit total blocks (SCSI uses big-endian, so have to reverse the byte order) */
-	TotalBlocks  = SwapEndian_16(*(uint16_t*)&CommandBlock.SCSICommandData[7]);
+	uint32_t BlockAddress = SwapEndian_32(*(uint32_t*)&CommandBlock.SCSICommandData[2]);
+	uint16_t TotalBlocks  = SwapEndian_16(*(uint16_t*)&CommandBlock.SCSICommandData[7]);
 
 	/* Check if the block address is outside the maximum allowable value for the LUN */
 	if (BlockAddress >= LUN_MEDIA_BLOCKS)
diff --git a/Demos/Device/LowLevel/MassStorage/makefile b/Demos/Device/LowLevel/MassStorage/makefile
index b127d4f92..4ae0040ce 100644
--- a/Demos/Device/LowLevel/MassStorage/makefile
+++ b/Demos/Device/LowLevel/MassStorage/makefile
@@ -115,31 +115,24 @@ OBJDIR = .
 LUFA_PATH = ../../../..
 
 
-# LUFA library compile-time options
-LUFA_OPTS  = -D USB_DEVICE_ONLY 
+# LUFA library compile-time options and predefined tokens
+LUFA_OPTS  = -D USB_DEVICE_ONLY
 LUFA_OPTS += -D FIXED_CONTROL_ENDPOINT_SIZE=8
 LUFA_OPTS += -D FIXED_NUM_CONFIGURATIONS=1
 LUFA_OPTS += -D USE_FLASH_DESCRIPTORS
 LUFA_OPTS += -D USE_STATIC_OPTIONS="(USB_DEVICE_OPT_FULLSPEED | USB_OPT_REG_ENABLED | USB_OPT_AUTO_PLL)"
-LUFA_OPTS += -D INTERRUPT_CONTROL_ENDPOINT
+
+
+# Create the LUFA source path variables by including the LUFA root makefile
+include $(LUFA_PATH)/LUFA/makefile
 
 
 # List C source files here. (C dependencies are automatically generated.)
 SRC = $(TARGET).c                                                 \
 	  Descriptors.c                                               \
-	  Lib/SCSI.c                                                  \
 	  Lib/DataflashManager.c                                      \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/DevChapter9.c        \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Device.c             \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Endpoint.c           \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Host.c               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/HostChapter9.c       \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/LowLevel.c           \
- 	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Pipe.c               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/USBInterrupt.c       \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/ConfigDescriptor.c  \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/Events.c            \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/USBTask.c           \
+	  Lib/SCSI.c                                                  \
+	  $(LUFA_SRC_USB)
 
 
 # List C++ source files here. (C dependencies are automatically generated.)
@@ -185,15 +178,23 @@ CSTANDARD = -std=c99
 
 
 # Place -D or -U options here for C sources
-CDEFS  = -DF_CPU=$(F_CPU)UL -DF_CLOCK=$(F_CLOCK)UL -DBOARD=BOARD_$(BOARD) $(LUFA_OPTS)
+CDEFS  = -DF_CPU=$(F_CPU)UL
+CDEFS += -DF_CLOCK=$(F_CLOCK)UL
+CDEFS += -DBOARD=BOARD_$(BOARD)
+CDEFS += $(LUFA_OPTS)
 
 
 # Place -D or -U options here for ASM sources
-ADEFS = -DF_CPU=$(F_CPU)
-
+ADEFS  = -DF_CPU=$(F_CPU)
+ADEFS += -DF_CLOCK=$(F_CLOCK)UL
+ADEFS += -DBOARD=BOARD_$(BOARD)
+ADEFS += $(LUFA_OPTS)
 
 # Place -D or -U options here for C++ sources
-CPPDEFS = -DF_CPU=$(F_CPU)UL
+CPPDEFS  = -DF_CPU=$(F_CPU)UL
+CPPDEFS += -DF_CLOCK=$(F_CLOCK)UL
+CPPDEFS += -DBOARD=BOARD_$(BOARD)
+CPPDEFS += $(LUFA_OPTS)
 #CPPDEFS += -D__STDC_LIMIT_MACROS
 #CPPDEFS += -D__STDC_CONSTANT_MACROS
 
@@ -218,8 +219,9 @@ CFLAGS += -fshort-enums
 CFLAGS += -fno-strict-aliasing
 CFLAGS += -Wall
 CFLAGS += -Wstrict-prototypes
-CFLAGS += -Wundef
+#CFLAGS += -mshort-calls
 #CFLAGS += -fno-unit-at-a-time
+#CFLAGS += -Wundef
 #CFLAGS += -Wunreachable-code
 #CFLAGS += -Wsign-compare
 CFLAGS += -Wa,-adhlns=$(<:%.c=$(OBJDIR)/%.lst)
@@ -243,7 +245,7 @@ CPPFLAGS += -fpack-struct
 CPPFLAGS += -fshort-enums
 CPPFLAGS += -fno-exceptions
 CPPFLAGS += -Wall
-CFLAGS += -Wundef
+CPPFLAGS += -Wundef
 #CPPFLAGS += -mshort-calls
 #CPPFLAGS += -fno-unit-at-a-time
 #CPPFLAGS += -Wstrict-prototypes
@@ -320,7 +322,7 @@ EXTMEMOPTS =
 #  -Wl,...:     tell GCC to pass this to linker.
 #    -Map:      create map file
 #    --cref:    add cross reference to  map file
-LDFLAGS = -Wl,-Map=$(TARGET).map,--cref
+LDFLAGS  = -Wl,-Map=$(TARGET).map,--cref
 LDFLAGS += -Wl,--relax 
 LDFLAGS += -Wl,--gc-sections
 LDFLAGS += $(EXTMEMOPTS)
@@ -332,9 +334,7 @@ LDFLAGS += $(PRINTF_LIB) $(SCANF_LIB) $(MATH_LIB)
 
 #---------------- Programming Options (avrdude) ----------------
 
-# Programming hardware: alf avr910 avrisp bascom bsd 
-# dt006 pavr picoweb pony-stk200 sp12 stk200 stk500
-#
+# Programming hardware
 # Type: avrdude -c ?
 # to get a full listing.
 #
@@ -414,6 +414,7 @@ REMOVEDIR = rm -rf
 COPY = cp
 WINSHELL = cmd
 
+
 # Define Messages
 # English
 MSG_ERRORS_NONE = Errors: none
@@ -459,7 +460,7 @@ ALL_ASFLAGS = -mmcu=$(MCU) -I. -x assembler-with-cpp $(ASFLAGS)
 
 
 # Default target.
-all: begin gccversion sizebefore build showliboptions showtarget sizeafter end
+all: begin gccversion sizebefore build sizeafter end
 
 # Change the build target to build a HEX file or a library.
 build: elf hex eep lss sym
@@ -490,9 +491,7 @@ end:
 
 # Display size of file.
 HEXSIZE = $(SIZE) --target=$(FORMAT) $(TARGET).hex
-ELFSIZE = $(SIZE) $(MCU_FLAG) $(FORMAT_FLAG) $(TARGET).elf
-MCU_FLAG = $(shell $(SIZE) --help | grep -- --mcu > /dev/null && echo --mcu=$(MCU) )
-FORMAT_FLAG = $(shell $(SIZE) --help | grep -- --format=.*avr > /dev/null && echo --format=avr )
+ELFSIZE = $(SIZE) --mcu=$(MCU) --format=avr $(TARGET).elf
 
 sizebefore:
 	@if test -f $(TARGET).elf; then echo; echo $(MSG_SIZE_BEFORE); $(ELFSIZE); \
@@ -501,23 +500,8 @@ sizebefore:
 sizeafter:
 	@if test -f $(TARGET).elf; then echo; echo $(MSG_SIZE_AFTER); $(ELFSIZE); \
 	2>/dev/null; echo; fi
-	
-showliboptions:
-	@echo
-	@echo ---- Compile Time Library Options ----
-	@for i in $(LUFA_OPTS:-D%=%); do \
-		echo $$i; \
-	done
-	@echo --------------------------------------
 
-showtarget:
-	@echo
-	@echo --------- Target Information ---------
-	@echo AVR Model: $(MCU)
-	@echo Board:     $(BOARD)
-	@echo Clock:     $(F_CPU)Hz CPU, $(F_CLOCK)Hz Master
-	@echo --------------------------------------
-	
+
 
 # Display compiler version information.
 gccversion : 
@@ -607,7 +591,7 @@ extcoff: $(TARGET).elf
 %.hex: %.elf
 	@echo
 	@echo $(MSG_FLASH) $@
-	$(OBJCOPY) -O $(FORMAT) -R .eeprom $< $@
+	$(OBJCOPY) -O $(FORMAT) -R .eeprom -R .fuse -R .lock $< $@
 
 %.eep: %.elf
 	@echo
@@ -619,7 +603,7 @@ extcoff: $(TARGET).elf
 %.lss: %.elf
 	@echo
 	@echo $(MSG_EXTENDED_LISTING) $@
-	$(OBJDUMP) -h -z -S $< > $@
+	$(OBJDUMP) -h -S -z $< > $@
 
 # Create a symbol table from ELF output file.
 %.sym: %.elf
@@ -681,18 +665,16 @@ $(OBJDIR)/%.o : %.S
 # Create preprocessed source for use in sending a bug report.
 %.i : %.c
 	$(CC) -E -mmcu=$(MCU) -I. $(CFLAGS) $< -o $@ 
-	
+
 
 # Target: clean project.
-clean: begin clean_list clean_binary end
+clean: begin clean_list end
 
-clean_binary:
-	$(REMOVE) $(TARGET).hex
-	
-clean_list:
+clean_list :
+	@echo
 	@echo $(MSG_CLEANING)
+	$(REMOVE) $(TARGET).hex
 	$(REMOVE) $(TARGET).eep
-	$(REMOVE) $(TARGET)eep.hex
 	$(REMOVE) $(TARGET).cof
 	$(REMOVE) $(TARGET).elf
 	$(REMOVE) $(TARGET).map
@@ -703,7 +685,6 @@ clean_list:
 	$(REMOVE) $(SRC:.c=.s)
 	$(REMOVE) $(SRC:.c=.d)
 	$(REMOVE) $(SRC:.c=.i)
-	$(REMOVE) InvalidEvents.tmp
 	$(REMOVEDIR) .dep
 
 doxygen:
@@ -723,8 +704,7 @@ $(shell mkdir $(OBJDIR) 2>/dev/null)
 
 
 # Listing of phony targets.
-.PHONY : all showliboptions showtarget begin       \
-finish end sizebefore sizeafter gccversion build   \
-elf hex eep lss sym coff extcoff program dfu flip  \
-flip-ee dfu-ee clean debug clean_list clean_binary \
-clean_doxygen gdb-config doxygen
\ No newline at end of file
+.PHONY : all begin finish end sizebefore sizeafter gccversion \
+build elf hex eep lss sym coff extcoff doxygen clean          \
+clean_list clean_doxygen program dfu flip flip-ee dfu-ee      \
+debug gdb-config
diff --git a/Demos/Device/LowLevel/Mouse/makefile b/Demos/Device/LowLevel/Mouse/makefile
index adc4f75b0..744da6b5a 100644
--- a/Demos/Device/LowLevel/Mouse/makefile
+++ b/Demos/Device/LowLevel/Mouse/makefile
@@ -115,30 +115,25 @@ OBJDIR = .
 LUFA_PATH = ../../../..
 
 
-# LUFA library compile-time options
-LUFA_OPTS  = -D NO_STREAM_CALLBACKS
-LUFA_OPTS += -D USB_DEVICE_ONLY
+# LUFA library compile-time options and predefined tokens
+LUFA_OPTS  = -D USB_DEVICE_ONLY
 LUFA_OPTS += -D FIXED_CONTROL_ENDPOINT_SIZE=8
 LUFA_OPTS += -D FIXED_NUM_CONFIGURATIONS=1
 LUFA_OPTS += -D USE_FLASH_DESCRIPTORS
 LUFA_OPTS += -D USE_STATIC_OPTIONS="(USB_DEVICE_OPT_FULLSPEED | USB_OPT_REG_ENABLED | USB_OPT_AUTO_PLL)"
+LUFA_OPTS += -D NO_STREAM_CALLBACKS
+
+
+# Create the LUFA source path variables by including the LUFA root makefile
+include $(LUFA_PATH)/LUFA/makefile
 
 
 # List C source files here. (C dependencies are automatically generated.)
 SRC = $(TARGET).c                                                 \
 	  Descriptors.c                                               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/DevChapter9.c        \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Device.c             \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Endpoint.c           \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Host.c               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/HostChapter9.c       \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/LowLevel.c           \
- 	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Pipe.c               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/USBInterrupt.c       \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/ConfigDescriptor.c  \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/Events.c            \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/USBTask.c           \
- 
+	  $(LUFA_SRC_USB)
+
+
 # List C++ source files here. (C dependencies are automatically generated.)
 CPPSRC = 
 
@@ -182,15 +177,23 @@ CSTANDARD = -std=c99
 
 
 # Place -D or -U options here for C sources
-CDEFS  = -DF_CPU=$(F_CPU)UL -DF_CLOCK=$(F_CLOCK)UL -DBOARD=BOARD_$(BOARD) $(LUFA_OPTS)
+CDEFS  = -DF_CPU=$(F_CPU)UL
+CDEFS += -DF_CLOCK=$(F_CLOCK)UL
+CDEFS += -DBOARD=BOARD_$(BOARD)
+CDEFS += $(LUFA_OPTS)
 
 
 # Place -D or -U options here for ASM sources
-ADEFS = -DF_CPU=$(F_CPU)
-
+ADEFS  = -DF_CPU=$(F_CPU)
+ADEFS += -DF_CLOCK=$(F_CLOCK)UL
+ADEFS += -DBOARD=BOARD_$(BOARD)
+ADEFS += $(LUFA_OPTS)
 
 # Place -D or -U options here for C++ sources
-CPPDEFS = -DF_CPU=$(F_CPU)UL
+CPPDEFS  = -DF_CPU=$(F_CPU)UL
+CPPDEFS += -DF_CLOCK=$(F_CLOCK)UL
+CPPDEFS += -DBOARD=BOARD_$(BOARD)
+CPPDEFS += $(LUFA_OPTS)
 #CPPDEFS += -D__STDC_LIMIT_MACROS
 #CPPDEFS += -D__STDC_CONSTANT_MACROS
 
@@ -216,8 +219,8 @@ CFLAGS += -fno-strict-aliasing
 CFLAGS += -Wall
 CFLAGS += -Wstrict-prototypes
 #CFLAGS += -mshort-calls
-CFLAGS += -Wundef
 #CFLAGS += -fno-unit-at-a-time
+#CFLAGS += -Wundef
 #CFLAGS += -Wunreachable-code
 #CFLAGS += -Wsign-compare
 CFLAGS += -Wa,-adhlns=$(<:%.c=$(OBJDIR)/%.lst)
@@ -241,7 +244,7 @@ CPPFLAGS += -fpack-struct
 CPPFLAGS += -fshort-enums
 CPPFLAGS += -fno-exceptions
 CPPFLAGS += -Wall
-CFLAGS += -Wundef
+CPPFLAGS += -Wundef
 #CPPFLAGS += -mshort-calls
 #CPPFLAGS += -fno-unit-at-a-time
 #CPPFLAGS += -Wstrict-prototypes
@@ -318,7 +321,7 @@ EXTMEMOPTS =
 #  -Wl,...:     tell GCC to pass this to linker.
 #    -Map:      create map file
 #    --cref:    add cross reference to  map file
-LDFLAGS = -Wl,-Map=$(TARGET).map,--cref
+LDFLAGS  = -Wl,-Map=$(TARGET).map,--cref
 LDFLAGS += -Wl,--relax 
 LDFLAGS += -Wl,--gc-sections
 LDFLAGS += $(EXTMEMOPTS)
@@ -330,9 +333,7 @@ LDFLAGS += $(PRINTF_LIB) $(SCANF_LIB) $(MATH_LIB)
 
 #---------------- Programming Options (avrdude) ----------------
 
-# Programming hardware: alf avr910 avrisp bascom bsd 
-# dt006 pavr picoweb pony-stk200 sp12 stk200 stk500
-#
+# Programming hardware
 # Type: avrdude -c ?
 # to get a full listing.
 #
@@ -412,6 +413,7 @@ REMOVEDIR = rm -rf
 COPY = cp
 WINSHELL = cmd
 
+
 # Define Messages
 # English
 MSG_ERRORS_NONE = Errors: none
@@ -457,7 +459,7 @@ ALL_ASFLAGS = -mmcu=$(MCU) -I. -x assembler-with-cpp $(ASFLAGS)
 
 
 # Default target.
-all: begin gccversion sizebefore build showliboptions showtarget sizeafter end
+all: begin gccversion sizebefore build sizeafter end
 
 # Change the build target to build a HEX file or a library.
 build: elf hex eep lss sym
@@ -488,9 +490,7 @@ end:
 
 # Display size of file.
 HEXSIZE = $(SIZE) --target=$(FORMAT) $(TARGET).hex
-ELFSIZE = $(SIZE) $(MCU_FLAG) $(FORMAT_FLAG) $(TARGET).elf
-MCU_FLAG = $(shell $(SIZE) --help | grep -- --mcu > /dev/null && echo --mcu=$(MCU) )
-FORMAT_FLAG = $(shell $(SIZE) --help | grep -- --format=.*avr > /dev/null && echo --format=avr )
+ELFSIZE = $(SIZE) --mcu=$(MCU) --format=avr $(TARGET).elf
 
 sizebefore:
 	@if test -f $(TARGET).elf; then echo; echo $(MSG_SIZE_BEFORE); $(ELFSIZE); \
@@ -500,22 +500,7 @@ sizeafter:
 	@if test -f $(TARGET).elf; then echo; echo $(MSG_SIZE_AFTER); $(ELFSIZE); \
 	2>/dev/null; echo; fi
 
-showliboptions:
-	@echo
-	@echo ---- Compile Time Library Options ----
-	@for i in $(LUFA_OPTS:-D%=%); do \
-		echo $$i; \
-	done
-	@echo --------------------------------------
 
-showtarget:
-	@echo
-	@echo --------- Target Information ---------
-	@echo AVR Model: $(MCU)
-	@echo Board:     $(BOARD)
-	@echo Clock:     $(F_CPU)Hz CPU, $(F_CLOCK)Hz Master
-	@echo --------------------------------------
-	
 
 # Display compiler version information.
 gccversion : 
@@ -605,7 +590,7 @@ extcoff: $(TARGET).elf
 %.hex: %.elf
 	@echo
 	@echo $(MSG_FLASH) $@
-	$(OBJCOPY) -O $(FORMAT) -R .eeprom $< $@
+	$(OBJCOPY) -O $(FORMAT) -R .eeprom -R .fuse -R .lock $< $@
 
 %.eep: %.elf
 	@echo
@@ -617,7 +602,7 @@ extcoff: $(TARGET).elf
 %.lss: %.elf
 	@echo
 	@echo $(MSG_EXTENDED_LISTING) $@
-	$(OBJDUMP) -h -z -S $< > $@
+	$(OBJDUMP) -h -S -z $< > $@
 
 # Create a symbol table from ELF output file.
 %.sym: %.elf
@@ -679,18 +664,16 @@ $(OBJDIR)/%.o : %.S
 # Create preprocessed source for use in sending a bug report.
 %.i : %.c
 	$(CC) -E -mmcu=$(MCU) -I. $(CFLAGS) $< -o $@ 
-	
+
 
 # Target: clean project.
-clean: begin clean_list clean_binary end
+clean: begin clean_list end
 
-clean_binary:
-	$(REMOVE) $(TARGET).hex
-	
-clean_list:
+clean_list :
+	@echo
 	@echo $(MSG_CLEANING)
+	$(REMOVE) $(TARGET).hex
 	$(REMOVE) $(TARGET).eep
-	$(REMOVE) $(TARGET)eep.hex
 	$(REMOVE) $(TARGET).cof
 	$(REMOVE) $(TARGET).elf
 	$(REMOVE) $(TARGET).map
@@ -701,7 +684,6 @@ clean_list:
 	$(REMOVE) $(SRC:.c=.s)
 	$(REMOVE) $(SRC:.c=.d)
 	$(REMOVE) $(SRC:.c=.i)
-	$(REMOVE) InvalidEvents.tmp
 	$(REMOVEDIR) .dep
 
 doxygen:
@@ -721,8 +703,7 @@ $(shell mkdir $(OBJDIR) 2>/dev/null)
 
 
 # Listing of phony targets.
-.PHONY : all showliboptions showtarget begin       \
-finish end sizebefore sizeafter gccversion build   \
-elf hex eep lss sym coff extcoff program dfu flip  \
-flip-ee dfu-ee clean debug clean_list clean_binary \
-clean_doxygen gdb-config doxygen
\ No newline at end of file
+.PHONY : all begin finish end sizebefore sizeafter gccversion \
+build elf hex eep lss sym coff extcoff doxygen clean          \
+clean_list clean_doxygen program dfu flip flip-ee dfu-ee      \
+debug gdb-config
diff --git a/Demos/Device/LowLevel/RNDISEthernet/RNDISEthernet.txt b/Demos/Device/LowLevel/RNDISEthernet/RNDISEthernet.txt
index 2175ecb7f..ab325ca00 100644
--- a/Demos/Device/LowLevel/RNDISEthernet/RNDISEthernet.txt
+++ b/Demos/Device/LowLevel/RNDISEthernet/RNDISEthernet.txt
@@ -85,37 +85,37 @@
  *   </tr>
  *   <tr>
  *    <td>NO_DECODE_ETHERNET</td>
- *    <td>Makefile CDEFS</td>
+ *    <td>Makefile LUFA_OPTS</td>
  *    <td>When defined, received Ethernet headers will not be decoded and printed to the device serial port.</td>
  *   </tr>
  *   <tr>
  *    <td>NO_DECODE_ARP</td>
- *    <td>Makefile CDEFS</td>
+ *    <td>Makefile LUFA_OPTS</td>
  *    <td>When defined, received ARP headers will not be decoded and printed to the device serial port.</td>
  *   </tr>
  *   <tr>
  *    <td>NO_DECODE_IP</td>
- *    <td>Makefile CDEFS</td>
+ *    <td>Makefile LUFA_OPTS</td>
  *    <td>When defined, received IP headers will not be decoded and printed to the device serial port.</td>
  *   </tr>
  *   <tr>
  *    <td>NO_DECODE_ICMP</td>
- *    <td>Makefile CDEFS</td>
+ *    <td>Makefile LUFA_OPTS</td>
  *    <td>When defined, received ICMP headers will not be decoded and printed to the device serial port.</td>
  *   </tr>
  *   <tr>
  *    <td>NO_DECODE_TCP</td>
- *    <td>Makefile CDEFS</td>
+ *    <td>Makefile LUFA_OPTS</td>
  *    <td>When defined, received TCP headers will not be decoded and printed to the device serial port.</td>
  *   </tr>
  *   <tr>
  *    <td>NO_DECODE_UDP</td>
- *    <td>Makefile CDEFS</td>
+ *    <td>Makefile LUFA_OPTS</td>
  *    <td>When defined, received UDP headers will not be decoded and printed to the device serial port.</td>
  *   </tr>
  *   <tr>
  *    <td>NO_DECODE_DHCP</td>
- *    <td>Makefile CDEFS</td>
+ *    <td>Makefile LUFA_OPTS</td>
  *    <td>When defined, received DHCP headers will not be decoded and printed to the device serial port.</td>
  *   </tr>
  *  </table>
diff --git a/Demos/Device/LowLevel/RNDISEthernet/makefile b/Demos/Device/LowLevel/RNDISEthernet/makefile
index 69383e263..3e57640f7 100644
--- a/Demos/Device/LowLevel/RNDISEthernet/makefile
+++ b/Demos/Device/LowLevel/RNDISEthernet/makefile
@@ -115,19 +115,30 @@ OBJDIR = .
 LUFA_PATH = ../../../..
 
 
-# LUFA library compile-time options
-LUFA_OPTS  = -D NO_STREAM_CALLBACKS
-LUFA_OPTS += -D USB_DEVICE_ONLY
+# LUFA library compile-time options and predefined tokens
+LUFA_OPTS  = -D USB_DEVICE_ONLY
 LUFA_OPTS += -D FIXED_CONTROL_ENDPOINT_SIZE=8
 LUFA_OPTS += -D FIXED_NUM_CONFIGURATIONS=1
 LUFA_OPTS += -D USE_FLASH_DESCRIPTORS
 LUFA_OPTS += -D USE_STATIC_OPTIONS="(USB_DEVICE_OPT_FULLSPEED | USB_OPT_REG_ENABLED | USB_OPT_AUTO_PLL)"
+LUFA_OPTS += -D NO_STREAM_CALLBACKS
+
+LUFA_OPTS += -D NO_DECODE_ETHERNET
+LUFA_OPTS += -D NO_DECODE_ARP
+LUFA_OPTS += -D NO_DECODE_IP
+LUFA_OPTS += -D NO_DECODE_ICMP
+LUFA_OPTS += -D NO_DECODE_TCP
+LUFA_OPTS += -D NO_DECODE_UDP
+LUFA_OPTS += -D NO_DECODE_DHCP
+
+
+# Create the LUFA source path variables by including the LUFA root makefile
+include $(LUFA_PATH)/LUFA/makefile
 
 
 # List C source files here. (C dependencies are automatically generated.)
 SRC = $(TARGET).c                                                 \
-      Descriptors.c                                               \
-      Lib/RNDIS.c                                                 \
+	  Descriptors.c                                               \
 	  Lib/Ethernet.c                                              \
 	  Lib/ProtocolDecoders.c                                      \
 	  Lib/ICMP.c                                                  \
@@ -137,19 +148,10 @@ SRC = $(TARGET).c                                                 \
 	  Lib/ARP.c                                                   \
 	  Lib/IP.c                                                    \
 	  Lib/Webserver.c                                             \
-	  $(LUFA_PATH)/LUFA/Drivers/Peripheral/SerialStream.c         \
-	  $(LUFA_PATH)/LUFA/Drivers/Peripheral/Serial.c               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/DevChapter9.c        \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Device.c             \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Endpoint.c           \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Host.c               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/HostChapter9.c       \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/LowLevel.c           \
- 	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Pipe.c               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/USBInterrupt.c       \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/ConfigDescriptor.c  \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/Events.c            \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/USBTask.c           \
+	  Lib/RNDIS.c                                                 \
+	  $(LUFA_SRC_USB)                                             \
+	  $(LUFA_SRC_SERIAL)                                          \
+	  $(LUFA_SRC_SERIALSTREAM)
 
 
 # List C++ source files here. (C dependencies are automatically generated.)
@@ -195,16 +197,23 @@ CSTANDARD = -std=c99
 
 
 # Place -D or -U options here for C sources
-CDEFS  = -DF_CPU=$(F_CPU)UL -DF_CLOCK=$(F_CLOCK)UL -DBOARD=BOARD_$(BOARD) $(LUFA_OPTS)
-CDEFS += -DNO_DECODE_ETHERNET -DNO_DECODE_ARP -DNO_DECODE_ICMP -DNO_DECODE_IP -DNO_DECODE_TCP -DNO_DECODE_UDP -DNO_DECODE_DHCP
+CDEFS  = -DF_CPU=$(F_CPU)UL
+CDEFS += -DF_CLOCK=$(F_CLOCK)UL
+CDEFS += -DBOARD=BOARD_$(BOARD)
+CDEFS += $(LUFA_OPTS)
 
 
 # Place -D or -U options here for ASM sources
-ADEFS = -DF_CPU=$(F_CPU)
-
+ADEFS  = -DF_CPU=$(F_CPU)
+ADEFS += -DF_CLOCK=$(F_CLOCK)UL
+ADEFS += -DBOARD=BOARD_$(BOARD)
+ADEFS += $(LUFA_OPTS)
 
 # Place -D or -U options here for C++ sources
-CPPDEFS = -DF_CPU=$(F_CPU)UL
+CPPDEFS  = -DF_CPU=$(F_CPU)UL
+CPPDEFS += -DF_CLOCK=$(F_CLOCK)UL
+CPPDEFS += -DBOARD=BOARD_$(BOARD)
+CPPDEFS += $(LUFA_OPTS)
 #CPPDEFS += -D__STDC_LIMIT_MACROS
 #CPPDEFS += -D__STDC_CONSTANT_MACROS
 
@@ -229,8 +238,9 @@ CFLAGS += -fshort-enums
 CFLAGS += -fno-strict-aliasing
 CFLAGS += -Wall
 CFLAGS += -Wstrict-prototypes
-CFLAGS += -Wundef
+#CFLAGS += -mshort-calls
 #CFLAGS += -fno-unit-at-a-time
+#CFLAGS += -Wundef
 #CFLAGS += -Wunreachable-code
 #CFLAGS += -Wsign-compare
 CFLAGS += -Wa,-adhlns=$(<:%.c=$(OBJDIR)/%.lst)
@@ -254,7 +264,7 @@ CPPFLAGS += -fpack-struct
 CPPFLAGS += -fshort-enums
 CPPFLAGS += -fno-exceptions
 CPPFLAGS += -Wall
-CFLAGS += -Wundef
+CPPFLAGS += -Wundef
 #CPPFLAGS += -mshort-calls
 #CPPFLAGS += -fno-unit-at-a-time
 #CPPFLAGS += -Wstrict-prototypes
@@ -331,7 +341,7 @@ EXTMEMOPTS =
 #  -Wl,...:     tell GCC to pass this to linker.
 #    -Map:      create map file
 #    --cref:    add cross reference to  map file
-LDFLAGS = -Wl,-Map=$(TARGET).map,--cref
+LDFLAGS  = -Wl,-Map=$(TARGET).map,--cref
 LDFLAGS += -Wl,--relax 
 LDFLAGS += -Wl,--gc-sections
 LDFLAGS += $(EXTMEMOPTS)
@@ -343,9 +353,7 @@ LDFLAGS += $(PRINTF_LIB) $(SCANF_LIB) $(MATH_LIB)
 
 #---------------- Programming Options (avrdude) ----------------
 
-# Programming hardware: alf avr910 avrisp bascom bsd 
-# dt006 pavr picoweb pony-stk200 sp12 stk200 stk500
-#
+# Programming hardware
 # Type: avrdude -c ?
 # to get a full listing.
 #
@@ -425,6 +433,7 @@ REMOVEDIR = rm -rf
 COPY = cp
 WINSHELL = cmd
 
+
 # Define Messages
 # English
 MSG_ERRORS_NONE = Errors: none
@@ -470,7 +479,7 @@ ALL_ASFLAGS = -mmcu=$(MCU) -I. -x assembler-with-cpp $(ASFLAGS)
 
 
 # Default target.
-all: begin gccversion sizebefore build showliboptions showtarget sizeafter end
+all: begin gccversion sizebefore build sizeafter end
 
 # Change the build target to build a HEX file or a library.
 build: elf hex eep lss sym
@@ -501,9 +510,7 @@ end:
 
 # Display size of file.
 HEXSIZE = $(SIZE) --target=$(FORMAT) $(TARGET).hex
-ELFSIZE = $(SIZE) $(MCU_FLAG) $(FORMAT_FLAG) $(TARGET).elf
-MCU_FLAG = $(shell $(SIZE) --help | grep -- --mcu > /dev/null && echo --mcu=$(MCU) )
-FORMAT_FLAG = $(shell $(SIZE) --help | grep -- --format=.*avr > /dev/null && echo --format=avr )
+ELFSIZE = $(SIZE) --mcu=$(MCU) --format=avr $(TARGET).elf
 
 sizebefore:
 	@if test -f $(TARGET).elf; then echo; echo $(MSG_SIZE_BEFORE); $(ELFSIZE); \
@@ -513,22 +520,7 @@ sizeafter:
 	@if test -f $(TARGET).elf; then echo; echo $(MSG_SIZE_AFTER); $(ELFSIZE); \
 	2>/dev/null; echo; fi
 
-showliboptions:
-	@echo
-	@echo ---- Compile Time Library Options ----
-	@for i in $(LUFA_OPTS:-D%=%); do \
-		echo $$i; \
-	done
-	@echo --------------------------------------
 
-showtarget:
-	@echo
-	@echo --------- Target Information ---------
-	@echo AVR Model: $(MCU)
-	@echo Board:     $(BOARD)
-	@echo Clock:     $(F_CPU)Hz CPU, $(F_CLOCK)Hz Master
-	@echo --------------------------------------
-	
 
 # Display compiler version information.
 gccversion : 
@@ -618,7 +610,7 @@ extcoff: $(TARGET).elf
 %.hex: %.elf
 	@echo
 	@echo $(MSG_FLASH) $@
-	$(OBJCOPY) -O $(FORMAT) -R .eeprom $< $@
+	$(OBJCOPY) -O $(FORMAT) -R .eeprom -R .fuse -R .lock $< $@
 
 %.eep: %.elf
 	@echo
@@ -630,7 +622,7 @@ extcoff: $(TARGET).elf
 %.lss: %.elf
 	@echo
 	@echo $(MSG_EXTENDED_LISTING) $@
-	$(OBJDUMP) -h -z -S $< > $@
+	$(OBJDUMP) -h -S -z $< > $@
 
 # Create a symbol table from ELF output file.
 %.sym: %.elf
@@ -692,18 +684,16 @@ $(OBJDIR)/%.o : %.S
 # Create preprocessed source for use in sending a bug report.
 %.i : %.c
 	$(CC) -E -mmcu=$(MCU) -I. $(CFLAGS) $< -o $@ 
-	
+
 
 # Target: clean project.
-clean: begin clean_list clean_binary end
+clean: begin clean_list end
 
-clean_binary:
-	$(REMOVE) $(TARGET).hex
-	
-clean_list:
+clean_list :
+	@echo
 	@echo $(MSG_CLEANING)
+	$(REMOVE) $(TARGET).hex
 	$(REMOVE) $(TARGET).eep
-	$(REMOVE) $(TARGET)eep.hex
 	$(REMOVE) $(TARGET).cof
 	$(REMOVE) $(TARGET).elf
 	$(REMOVE) $(TARGET).map
@@ -714,7 +704,6 @@ clean_list:
 	$(REMOVE) $(SRC:.c=.s)
 	$(REMOVE) $(SRC:.c=.d)
 	$(REMOVE) $(SRC:.c=.i)
-	$(REMOVE) InvalidEvents.tmp
 	$(REMOVEDIR) .dep
 
 doxygen:
@@ -734,8 +723,7 @@ $(shell mkdir $(OBJDIR) 2>/dev/null)
 
 
 # Listing of phony targets.
-.PHONY : all showliboptions showtarget begin       \
-finish end sizebefore sizeafter gccversion build   \
-elf hex eep lss sym coff extcoff program dfu flip  \
-flip-ee dfu-ee clean debug clean_list clean_binary \
-clean_doxygen gdb-config doxygen
\ No newline at end of file
+.PHONY : all begin finish end sizebefore sizeafter gccversion \
+build elf hex eep lss sym coff extcoff doxygen clean          \
+clean_list clean_doxygen program dfu flip flip-ee dfu-ee      \
+debug gdb-config
\ No newline at end of file
diff --git a/Demos/Device/LowLevel/VirtualSerial/makefile b/Demos/Device/LowLevel/VirtualSerial/makefile
index 65d851050..c0d989e87 100644
--- a/Demos/Device/LowLevel/VirtualSerial/makefile
+++ b/Demos/Device/LowLevel/VirtualSerial/makefile
@@ -115,29 +115,23 @@ OBJDIR = .
 LUFA_PATH = ../../../..
 
 
-# LUFA library compile-time options
-LUFA_OPTS  = -D NO_STREAM_CALLBACKS
-LUFA_OPTS += -D USB_DEVICE_ONLY
+# LUFA library compile-time options and predefined tokens
+LUFA_OPTS  = -D USB_DEVICE_ONLY
 LUFA_OPTS += -D FIXED_CONTROL_ENDPOINT_SIZE=8
 LUFA_OPTS += -D FIXED_NUM_CONFIGURATIONS=1
 LUFA_OPTS += -D USE_FLASH_DESCRIPTORS
 LUFA_OPTS += -D USE_STATIC_OPTIONS="(USB_DEVICE_OPT_FULLSPEED | USB_OPT_REG_ENABLED | USB_OPT_AUTO_PLL)"
+LUFA_OPTS += -D NO_STREAM_CALLBACKS
+
+
+# Create the LUFA source path variables by including the LUFA root makefile
+include $(LUFA_PATH)/LUFA/makefile
 
 
 # List C source files here. (C dependencies are automatically generated.)
 SRC = $(TARGET).c                                                 \
 	  Descriptors.c                                               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/DevChapter9.c        \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Device.c             \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Endpoint.c           \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Host.c               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/HostChapter9.c       \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/LowLevel.c           \
- 	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Pipe.c               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/USBInterrupt.c       \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/ConfigDescriptor.c  \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/Events.c            \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/USBTask.c           \
+	  $(LUFA_SRC_USB)
 
 
 # List C++ source files here. (C dependencies are automatically generated.)
@@ -183,15 +177,23 @@ CSTANDARD = -std=c99
 
 
 # Place -D or -U options here for C sources
-CDEFS  = -DF_CPU=$(F_CPU)UL -DF_CLOCK=$(F_CLOCK)UL -DBOARD=BOARD_$(BOARD) $(LUFA_OPTS)
+CDEFS  = -DF_CPU=$(F_CPU)UL
+CDEFS += -DF_CLOCK=$(F_CLOCK)UL
+CDEFS += -DBOARD=BOARD_$(BOARD)
+CDEFS += $(LUFA_OPTS)
 
 
 # Place -D or -U options here for ASM sources
-ADEFS = -DF_CPU=$(F_CPU)
-
+ADEFS  = -DF_CPU=$(F_CPU)
+ADEFS += -DF_CLOCK=$(F_CLOCK)UL
+ADEFS += -DBOARD=BOARD_$(BOARD)
+ADEFS += $(LUFA_OPTS)
 
 # Place -D or -U options here for C++ sources
-CPPDEFS = -DF_CPU=$(F_CPU)UL
+CPPDEFS  = -DF_CPU=$(F_CPU)UL
+CPPDEFS += -DF_CLOCK=$(F_CLOCK)UL
+CPPDEFS += -DBOARD=BOARD_$(BOARD)
+CPPDEFS += $(LUFA_OPTS)
 #CPPDEFS += -D__STDC_LIMIT_MACROS
 #CPPDEFS += -D__STDC_CONSTANT_MACROS
 
@@ -216,8 +218,9 @@ CFLAGS += -fshort-enums
 CFLAGS += -fno-strict-aliasing
 CFLAGS += -Wall
 CFLAGS += -Wstrict-prototypes
-CFLAGS += -Wundef
+#CFLAGS += -mshort-calls
 #CFLAGS += -fno-unit-at-a-time
+#CFLAGS += -Wundef
 #CFLAGS += -Wunreachable-code
 #CFLAGS += -Wsign-compare
 CFLAGS += -Wa,-adhlns=$(<:%.c=$(OBJDIR)/%.lst)
@@ -241,7 +244,7 @@ CPPFLAGS += -fpack-struct
 CPPFLAGS += -fshort-enums
 CPPFLAGS += -fno-exceptions
 CPPFLAGS += -Wall
-CFLAGS += -Wundef
+CPPFLAGS += -Wundef
 #CPPFLAGS += -mshort-calls
 #CPPFLAGS += -fno-unit-at-a-time
 #CPPFLAGS += -Wstrict-prototypes
@@ -318,7 +321,7 @@ EXTMEMOPTS =
 #  -Wl,...:     tell GCC to pass this to linker.
 #    -Map:      create map file
 #    --cref:    add cross reference to  map file
-LDFLAGS = -Wl,-Map=$(TARGET).map,--cref
+LDFLAGS  = -Wl,-Map=$(TARGET).map,--cref
 LDFLAGS += -Wl,--relax 
 LDFLAGS += -Wl,--gc-sections
 LDFLAGS += $(EXTMEMOPTS)
@@ -330,9 +333,7 @@ LDFLAGS += $(PRINTF_LIB) $(SCANF_LIB) $(MATH_LIB)
 
 #---------------- Programming Options (avrdude) ----------------
 
-# Programming hardware: alf avr910 avrisp bascom bsd 
-# dt006 pavr picoweb pony-stk200 sp12 stk200 stk500
-#
+# Programming hardware
 # Type: avrdude -c ?
 # to get a full listing.
 #
@@ -412,6 +413,7 @@ REMOVEDIR = rm -rf
 COPY = cp
 WINSHELL = cmd
 
+
 # Define Messages
 # English
 MSG_ERRORS_NONE = Errors: none
@@ -457,7 +459,7 @@ ALL_ASFLAGS = -mmcu=$(MCU) -I. -x assembler-with-cpp $(ASFLAGS)
 
 
 # Default target.
-all: begin gccversion sizebefore build showliboptions showtarget sizeafter end
+all: begin gccversion sizebefore build sizeafter end
 
 # Change the build target to build a HEX file or a library.
 build: elf hex eep lss sym
@@ -488,9 +490,7 @@ end:
 
 # Display size of file.
 HEXSIZE = $(SIZE) --target=$(FORMAT) $(TARGET).hex
-ELFSIZE = $(SIZE) $(MCU_FLAG) $(FORMAT_FLAG) $(TARGET).elf
-MCU_FLAG = $(shell $(SIZE) --help | grep -- --mcu > /dev/null && echo --mcu=$(MCU) )
-FORMAT_FLAG = $(shell $(SIZE) --help | grep -- --format=.*avr > /dev/null && echo --format=avr )
+ELFSIZE = $(SIZE) --mcu=$(MCU) --format=avr $(TARGET).elf
 
 sizebefore:
 	@if test -f $(TARGET).elf; then echo; echo $(MSG_SIZE_BEFORE); $(ELFSIZE); \
@@ -500,22 +500,7 @@ sizeafter:
 	@if test -f $(TARGET).elf; then echo; echo $(MSG_SIZE_AFTER); $(ELFSIZE); \
 	2>/dev/null; echo; fi
 
-showliboptions:
-	@echo
-	@echo ---- Compile Time Library Options ----
-	@for i in $(LUFA_OPTS:-D%=%); do \
-		echo $$i; \
-	done
-	@echo --------------------------------------
 
-showtarget:
-	@echo
-	@echo --------- Target Information ---------
-	@echo AVR Model: $(MCU)
-	@echo Board:     $(BOARD)
-	@echo Clock:     $(F_CPU)Hz CPU, $(F_CLOCK)Hz Master
-	@echo --------------------------------------
-	
 
 # Display compiler version information.
 gccversion : 
@@ -605,7 +590,7 @@ extcoff: $(TARGET).elf
 %.hex: %.elf
 	@echo
 	@echo $(MSG_FLASH) $@
-	$(OBJCOPY) -O $(FORMAT) -R .eeprom $< $@
+	$(OBJCOPY) -O $(FORMAT) -R .eeprom -R .fuse -R .lock $< $@
 
 %.eep: %.elf
 	@echo
@@ -617,7 +602,7 @@ extcoff: $(TARGET).elf
 %.lss: %.elf
 	@echo
 	@echo $(MSG_EXTENDED_LISTING) $@
-	$(OBJDUMP) -h -z -S $< > $@
+	$(OBJDUMP) -h -S -z $< > $@
 
 # Create a symbol table from ELF output file.
 %.sym: %.elf
@@ -679,18 +664,16 @@ $(OBJDIR)/%.o : %.S
 # Create preprocessed source for use in sending a bug report.
 %.i : %.c
 	$(CC) -E -mmcu=$(MCU) -I. $(CFLAGS) $< -o $@ 
-	
+
 
 # Target: clean project.
-clean: begin clean_list clean_binary end
+clean: begin clean_list end
 
-clean_binary:
-	$(REMOVE) $(TARGET).hex
-	
-clean_list:
+clean_list :
+	@echo
 	@echo $(MSG_CLEANING)
+	$(REMOVE) $(TARGET).hex
 	$(REMOVE) $(TARGET).eep
-	$(REMOVE) $(TARGET)eep.hex
 	$(REMOVE) $(TARGET).cof
 	$(REMOVE) $(TARGET).elf
 	$(REMOVE) $(TARGET).map
@@ -701,7 +684,6 @@ clean_list:
 	$(REMOVE) $(SRC:.c=.s)
 	$(REMOVE) $(SRC:.c=.d)
 	$(REMOVE) $(SRC:.c=.i)
-	$(REMOVE) InvalidEvents.tmp
 	$(REMOVEDIR) .dep
 
 doxygen:
@@ -721,8 +703,7 @@ $(shell mkdir $(OBJDIR) 2>/dev/null)
 
 
 # Listing of phony targets.
-.PHONY : all showliboptions showtarget begin       \
-finish end sizebefore sizeafter gccversion build   \
-elf hex eep lss sym coff extcoff program dfu flip  \
-flip-ee dfu-ee clean debug clean_list clean_binary \
-clean_doxygen gdb-config doxygen
\ No newline at end of file
+.PHONY : all begin finish end sizebefore sizeafter gccversion \
+build elf hex eep lss sym coff extcoff doxygen clean          \
+clean_list clean_doxygen program dfu flip flip-ee dfu-ee      \
+debug gdb-config
diff --git a/Demos/DualRole/ClassDriver/MouseHostDevice/makefile b/Demos/DualRole/ClassDriver/MouseHostDevice/makefile
index 87fd546a4..79ab4f4f1 100644
--- a/Demos/DualRole/ClassDriver/MouseHostDevice/makefile
+++ b/Demos/DualRole/ClassDriver/MouseHostDevice/makefile
@@ -115,35 +115,27 @@ OBJDIR = .
 LUFA_PATH = ../../../..
 
 
-# LUFA library compile-time options
+# LUFA library compile-time options and predefined tokens
 LUFA_OPTS += -D FIXED_CONTROL_ENDPOINT_SIZE=8
 LUFA_OPTS += -D FIXED_NUM_CONFIGURATIONS=1
 LUFA_OPTS += -D USE_FLASH_DESCRIPTORS
 LUFA_OPTS += -D USE_STATIC_OPTIONS="(USB_DEVICE_OPT_FULLSPEED | USB_OPT_REG_ENABLED | USB_OPT_AUTO_PLL)"
 
 
+# Create the LUFA source path variables by including the LUFA root makefile
+include $(LUFA_PATH)/LUFA/makefile
+
+
 # List C source files here. (C dependencies are automatically generated.)
 SRC = $(TARGET).c                                                 \
 	  Descriptors.c                                               \
 	  DeviceFunctions.c                                           \
 	  HostFunctions.c                                             \
-	  $(LUFA_PATH)/LUFA/Drivers/Peripheral/SerialStream.c         \
-	  $(LUFA_PATH)/LUFA/Drivers/Peripheral/Serial.c               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/DevChapter9.c        \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Device.c             \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Endpoint.c           \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Host.c               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/HostChapter9.c       \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/LowLevel.c           \
- 	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Pipe.c               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/USBInterrupt.c       \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/ConfigDescriptor.c  \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/Events.c            \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/USBTask.c           \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/Class/Device/HID.c            \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/Class/Host/HID.c              \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/Class/Host/HIDParser.c        \
-	  
+	  $(LUFA_SRC_USB)                                             \
+	  $(LUFA_SRC_USBCLASS)                                        \
+	  $(LUFA_SRC_SERIAL)                                          \
+	  $(LUFA_SRC_SERIALSTREAM)
+
 
 # List C++ source files here. (C dependencies are automatically generated.)
 CPPSRC = 
@@ -188,15 +180,23 @@ CSTANDARD = -std=c99
 
 
 # Place -D or -U options here for C sources
-CDEFS  = -DF_CPU=$(F_CPU)UL -DF_CLOCK=$(F_CLOCK)UL -DBOARD=BOARD_$(BOARD) $(LUFA_OPTS)
+CDEFS  = -DF_CPU=$(F_CPU)UL
+CDEFS += -DF_CLOCK=$(F_CLOCK)UL
+CDEFS += -DBOARD=BOARD_$(BOARD)
+CDEFS += $(LUFA_OPTS)
 
 
 # Place -D or -U options here for ASM sources
-ADEFS = -DF_CPU=$(F_CPU)
-
+ADEFS  = -DF_CPU=$(F_CPU)
+ADEFS += -DF_CLOCK=$(F_CLOCK)UL
+ADEFS += -DBOARD=BOARD_$(BOARD)
+ADEFS += $(LUFA_OPTS)
 
 # Place -D or -U options here for C++ sources
-CPPDEFS = -DF_CPU=$(F_CPU)UL
+CPPDEFS  = -DF_CPU=$(F_CPU)UL
+CPPDEFS += -DF_CLOCK=$(F_CLOCK)UL
+CPPDEFS += -DBOARD=BOARD_$(BOARD)
+CPPDEFS += $(LUFA_OPTS)
 #CPPDEFS += -D__STDC_LIMIT_MACROS
 #CPPDEFS += -D__STDC_CONSTANT_MACROS
 
@@ -221,8 +221,9 @@ CFLAGS += -fshort-enums
 CFLAGS += -fno-strict-aliasing
 CFLAGS += -Wall
 CFLAGS += -Wstrict-prototypes
-CFLAGS += -Wundef
+#CFLAGS += -mshort-calls
 #CFLAGS += -fno-unit-at-a-time
+#CFLAGS += -Wundef
 #CFLAGS += -Wunreachable-code
 #CFLAGS += -Wsign-compare
 CFLAGS += -Wa,-adhlns=$(<:%.c=$(OBJDIR)/%.lst)
@@ -246,7 +247,7 @@ CPPFLAGS += -fpack-struct
 CPPFLAGS += -fshort-enums
 CPPFLAGS += -fno-exceptions
 CPPFLAGS += -Wall
-CFLAGS += -Wundef
+CPPFLAGS += -Wundef
 #CPPFLAGS += -mshort-calls
 #CPPFLAGS += -fno-unit-at-a-time
 #CPPFLAGS += -Wstrict-prototypes
@@ -323,7 +324,7 @@ EXTMEMOPTS =
 #  -Wl,...:     tell GCC to pass this to linker.
 #    -Map:      create map file
 #    --cref:    add cross reference to  map file
-LDFLAGS = -Wl,-Map=$(TARGET).map,--cref
+LDFLAGS  = -Wl,-Map=$(TARGET).map,--cref
 LDFLAGS += -Wl,--relax 
 LDFLAGS += -Wl,--gc-sections
 LDFLAGS += $(EXTMEMOPTS)
@@ -335,9 +336,7 @@ LDFLAGS += $(PRINTF_LIB) $(SCANF_LIB) $(MATH_LIB)
 
 #---------------- Programming Options (avrdude) ----------------
 
-# Programming hardware: alf avr910 avrisp bascom bsd 
-# dt006 pavr picoweb pony-stk200 sp12 stk200 stk500
-#
+# Programming hardware
 # Type: avrdude -c ?
 # to get a full listing.
 #
@@ -417,6 +416,7 @@ REMOVEDIR = rm -rf
 COPY = cp
 WINSHELL = cmd
 
+
 # Define Messages
 # English
 MSG_ERRORS_NONE = Errors: none
@@ -462,7 +462,7 @@ ALL_ASFLAGS = -mmcu=$(MCU) -I. -x assembler-with-cpp $(ASFLAGS)
 
 
 # Default target.
-all: begin gccversion sizebefore build showliboptions showtarget sizeafter end
+all: begin gccversion sizebefore build sizeafter end
 
 # Change the build target to build a HEX file or a library.
 build: elf hex eep lss sym
@@ -493,9 +493,7 @@ end:
 
 # Display size of file.
 HEXSIZE = $(SIZE) --target=$(FORMAT) $(TARGET).hex
-ELFSIZE = $(SIZE) $(MCU_FLAG) $(FORMAT_FLAG) $(TARGET).elf
-MCU_FLAG = $(shell $(SIZE) --help | grep -- --mcu > /dev/null && echo --mcu=$(MCU) )
-FORMAT_FLAG = $(shell $(SIZE) --help | grep -- --format=.*avr > /dev/null && echo --format=avr )
+ELFSIZE = $(SIZE) --mcu=$(MCU) --format=avr $(TARGET).elf
 
 sizebefore:
 	@if test -f $(TARGET).elf; then echo; echo $(MSG_SIZE_BEFORE); $(ELFSIZE); \
@@ -505,22 +503,7 @@ sizeafter:
 	@if test -f $(TARGET).elf; then echo; echo $(MSG_SIZE_AFTER); $(ELFSIZE); \
 	2>/dev/null; echo; fi
 
-showliboptions:
-	@echo
-	@echo ---- Compile Time Library Options ----
-	@for i in $(LUFA_OPTS:-D%=%); do \
-		echo $$i; \
-	done
-	@echo --------------------------------------
 
-showtarget:
-	@echo
-	@echo --------- Target Information ---------
-	@echo AVR Model: $(MCU)
-	@echo Board:     $(BOARD)
-	@echo Clock:     $(F_CPU)Hz CPU, $(F_CLOCK)Hz Master
-	@echo --------------------------------------
-	
 
 # Display compiler version information.
 gccversion : 
@@ -610,7 +593,7 @@ extcoff: $(TARGET).elf
 %.hex: %.elf
 	@echo
 	@echo $(MSG_FLASH) $@
-	$(OBJCOPY) -O $(FORMAT) -R .eeprom $< $@
+	$(OBJCOPY) -O $(FORMAT) -R .eeprom -R .fuse -R .lock $< $@
 
 %.eep: %.elf
 	@echo
@@ -622,7 +605,7 @@ extcoff: $(TARGET).elf
 %.lss: %.elf
 	@echo
 	@echo $(MSG_EXTENDED_LISTING) $@
-	$(OBJDUMP) -h -z -S $< > $@
+	$(OBJDUMP) -h -S -z $< > $@
 
 # Create a symbol table from ELF output file.
 %.sym: %.elf
@@ -684,18 +667,16 @@ $(OBJDIR)/%.o : %.S
 # Create preprocessed source for use in sending a bug report.
 %.i : %.c
 	$(CC) -E -mmcu=$(MCU) -I. $(CFLAGS) $< -o $@ 
-	
+
 
 # Target: clean project.
-clean: begin clean_list clean_binary end
+clean: begin clean_list end
 
-clean_binary:
-	$(REMOVE) $(TARGET).hex
-	
-clean_list:
+clean_list :
+	@echo
 	@echo $(MSG_CLEANING)
+	$(REMOVE) $(TARGET).hex
 	$(REMOVE) $(TARGET).eep
-	$(REMOVE) $(TARGET)eep.hex
 	$(REMOVE) $(TARGET).cof
 	$(REMOVE) $(TARGET).elf
 	$(REMOVE) $(TARGET).map
@@ -706,7 +687,6 @@ clean_list:
 	$(REMOVE) $(SRC:.c=.s)
 	$(REMOVE) $(SRC:.c=.d)
 	$(REMOVE) $(SRC:.c=.i)
-	$(REMOVE) InvalidEvents.tmp
 	$(REMOVEDIR) .dep
 
 doxygen:
@@ -726,8 +706,7 @@ $(shell mkdir $(OBJDIR) 2>/dev/null)
 
 
 # Listing of phony targets.
-.PHONY : all showliboptions showtarget begin       \
-finish end sizebefore sizeafter gccversion build   \
-elf hex eep lss sym coff extcoff program dfu flip  \
-flip-ee dfu-ee clean debug clean_list clean_binary \
-clean_doxygen gdb-config doxygen
\ No newline at end of file
+.PHONY : all begin finish end sizebefore sizeafter gccversion \
+build elf hex eep lss sym coff extcoff doxygen clean          \
+clean_list clean_doxygen program dfu flip flip-ee dfu-ee      \
+debug gdb-config
diff --git a/Demos/Host/ClassDriver/JoystickHostWithParser/makefile b/Demos/Host/ClassDriver/JoystickHostWithParser/makefile
index d2a8b88e5..3d408ae6a 100644
--- a/Demos/Host/ClassDriver/JoystickHostWithParser/makefile
+++ b/Demos/Host/ClassDriver/JoystickHostWithParser/makefile
@@ -115,30 +115,22 @@ OBJDIR = .
 LUFA_PATH = ../../../..
 
 
-# LUFA library compile-time options
-LUFA_OPTS += -D USB_HOST_ONLY
+# LUFA library compile-time options and predefined tokens
+LUFA_OPTS  = -D USB_HOST_ONLY
 LUFA_OPTS += -D USE_STATIC_OPTIONS="(USB_OPT_REG_ENABLED | USB_OPT_AUTO_PLL)"
 
 
+# Create the LUFA source path variables by including the LUFA root makefile
+include $(LUFA_PATH)/LUFA/makefile
+
+
 # List C source files here. (C dependencies are automatically generated.)
 SRC = $(TARGET).c                                                 \
-	  $(LUFA_PATH)/LUFA/Drivers/Peripheral/SerialStream.c         \
-	  $(LUFA_PATH)/LUFA/Drivers/Peripheral/Serial.c               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/DevChapter9.c        \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Device.c             \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Endpoint.c           \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Host.c               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/HostChapter9.c       \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/LowLevel.c           \
- 	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Pipe.c               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/USBInterrupt.c       \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/ConfigDescriptor.c  \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/Events.c            \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/USBTask.c           \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/Class/Device/HID.c            \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/Class/Host/HID.c              \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/Class/Host/HIDParser.c        \
-	  
+	  $(LUFA_SRC_USB)                                             \
+	  $(LUFA_SRC_USBCLASS)                                        \
+	  $(LUFA_SRC_SERIAL)                                          \
+	  $(LUFA_SRC_SERIALSTREAM)
+
 
 # List C++ source files here. (C dependencies are automatically generated.)
 CPPSRC = 
@@ -183,15 +175,23 @@ CSTANDARD = -std=c99
 
 
 # Place -D or -U options here for C sources
-CDEFS  = -DF_CPU=$(F_CPU)UL -DF_CLOCK=$(F_CLOCK)UL -DBOARD=BOARD_$(BOARD) $(LUFA_OPTS)
+CDEFS  = -DF_CPU=$(F_CPU)UL
+CDEFS += -DF_CLOCK=$(F_CLOCK)UL
+CDEFS += -DBOARD=BOARD_$(BOARD)
+CDEFS += $(LUFA_OPTS)
 
 
 # Place -D or -U options here for ASM sources
-ADEFS = -DF_CPU=$(F_CPU)
-
+ADEFS  = -DF_CPU=$(F_CPU)
+ADEFS += -DF_CLOCK=$(F_CLOCK)UL
+ADEFS += -DBOARD=BOARD_$(BOARD)
+ADEFS += $(LUFA_OPTS)
 
 # Place -D or -U options here for C++ sources
-CPPDEFS = -DF_CPU=$(F_CPU)UL
+CPPDEFS  = -DF_CPU=$(F_CPU)UL
+CPPDEFS += -DF_CLOCK=$(F_CLOCK)UL
+CPPDEFS += -DBOARD=BOARD_$(BOARD)
+CPPDEFS += $(LUFA_OPTS)
 #CPPDEFS += -D__STDC_LIMIT_MACROS
 #CPPDEFS += -D__STDC_CONSTANT_MACROS
 
@@ -216,8 +216,9 @@ CFLAGS += -fshort-enums
 CFLAGS += -fno-strict-aliasing
 CFLAGS += -Wall
 CFLAGS += -Wstrict-prototypes
-CFLAGS += -Wundef
+#CFLAGS += -mshort-calls
 #CFLAGS += -fno-unit-at-a-time
+#CFLAGS += -Wundef
 #CFLAGS += -Wunreachable-code
 #CFLAGS += -Wsign-compare
 CFLAGS += -Wa,-adhlns=$(<:%.c=$(OBJDIR)/%.lst)
@@ -241,7 +242,7 @@ CPPFLAGS += -fpack-struct
 CPPFLAGS += -fshort-enums
 CPPFLAGS += -fno-exceptions
 CPPFLAGS += -Wall
-CFLAGS += -Wundef
+CPPFLAGS += -Wundef
 #CPPFLAGS += -mshort-calls
 #CPPFLAGS += -fno-unit-at-a-time
 #CPPFLAGS += -Wstrict-prototypes
@@ -318,7 +319,7 @@ EXTMEMOPTS =
 #  -Wl,...:     tell GCC to pass this to linker.
 #    -Map:      create map file
 #    --cref:    add cross reference to  map file
-LDFLAGS = -Wl,-Map=$(TARGET).map,--cref
+LDFLAGS  = -Wl,-Map=$(TARGET).map,--cref
 LDFLAGS += -Wl,--relax 
 LDFLAGS += -Wl,--gc-sections
 LDFLAGS += $(EXTMEMOPTS)
@@ -330,9 +331,7 @@ LDFLAGS += $(PRINTF_LIB) $(SCANF_LIB) $(MATH_LIB)
 
 #---------------- Programming Options (avrdude) ----------------
 
-# Programming hardware: alf avr910 avrisp bascom bsd 
-# dt006 pavr picoweb pony-stk200 sp12 stk200 stk500
-#
+# Programming hardware
 # Type: avrdude -c ?
 # to get a full listing.
 #
@@ -412,6 +411,7 @@ REMOVEDIR = rm -rf
 COPY = cp
 WINSHELL = cmd
 
+
 # Define Messages
 # English
 MSG_ERRORS_NONE = Errors: none
@@ -457,7 +457,7 @@ ALL_ASFLAGS = -mmcu=$(MCU) -I. -x assembler-with-cpp $(ASFLAGS)
 
 
 # Default target.
-all: begin gccversion sizebefore build showliboptions showtarget sizeafter end
+all: begin gccversion sizebefore build sizeafter end
 
 # Change the build target to build a HEX file or a library.
 build: elf hex eep lss sym
@@ -488,9 +488,7 @@ end:
 
 # Display size of file.
 HEXSIZE = $(SIZE) --target=$(FORMAT) $(TARGET).hex
-ELFSIZE = $(SIZE) $(MCU_FLAG) $(FORMAT_FLAG) $(TARGET).elf
-MCU_FLAG = $(shell $(SIZE) --help | grep -- --mcu > /dev/null && echo --mcu=$(MCU) )
-FORMAT_FLAG = $(shell $(SIZE) --help | grep -- --format=.*avr > /dev/null && echo --format=avr )
+ELFSIZE = $(SIZE) --mcu=$(MCU) --format=avr $(TARGET).elf
 
 sizebefore:
 	@if test -f $(TARGET).elf; then echo; echo $(MSG_SIZE_BEFORE); $(ELFSIZE); \
@@ -500,22 +498,7 @@ sizeafter:
 	@if test -f $(TARGET).elf; then echo; echo $(MSG_SIZE_AFTER); $(ELFSIZE); \
 	2>/dev/null; echo; fi
 
-showliboptions:
-	@echo
-	@echo ---- Compile Time Library Options ----
-	@for i in $(LUFA_OPTS:-D%=%); do \
-		echo $$i; \
-	done
-	@echo --------------------------------------
 
-showtarget:
-	@echo
-	@echo --------- Target Information ---------
-	@echo AVR Model: $(MCU)
-	@echo Board:     $(BOARD)
-	@echo Clock:     $(F_CPU)Hz CPU, $(F_CLOCK)Hz Master
-	@echo --------------------------------------
-	
 
 # Display compiler version information.
 gccversion : 
@@ -605,7 +588,7 @@ extcoff: $(TARGET).elf
 %.hex: %.elf
 	@echo
 	@echo $(MSG_FLASH) $@
-	$(OBJCOPY) -O $(FORMAT) -R .eeprom $< $@
+	$(OBJCOPY) -O $(FORMAT) -R .eeprom -R .fuse -R .lock $< $@
 
 %.eep: %.elf
 	@echo
@@ -617,7 +600,7 @@ extcoff: $(TARGET).elf
 %.lss: %.elf
 	@echo
 	@echo $(MSG_EXTENDED_LISTING) $@
-	$(OBJDUMP) -h -z -S $< > $@
+	$(OBJDUMP) -h -S -z $< > $@
 
 # Create a symbol table from ELF output file.
 %.sym: %.elf
@@ -679,18 +662,16 @@ $(OBJDIR)/%.o : %.S
 # Create preprocessed source for use in sending a bug report.
 %.i : %.c
 	$(CC) -E -mmcu=$(MCU) -I. $(CFLAGS) $< -o $@ 
-	
+
 
 # Target: clean project.
-clean: begin clean_list clean_binary end
+clean: begin clean_list end
 
-clean_binary:
-	$(REMOVE) $(TARGET).hex
-	
-clean_list:
+clean_list :
+	@echo
 	@echo $(MSG_CLEANING)
+	$(REMOVE) $(TARGET).hex
 	$(REMOVE) $(TARGET).eep
-	$(REMOVE) $(TARGET)eep.hex
 	$(REMOVE) $(TARGET).cof
 	$(REMOVE) $(TARGET).elf
 	$(REMOVE) $(TARGET).map
@@ -701,7 +682,6 @@ clean_list:
 	$(REMOVE) $(SRC:.c=.s)
 	$(REMOVE) $(SRC:.c=.d)
 	$(REMOVE) $(SRC:.c=.i)
-	$(REMOVE) InvalidEvents.tmp
 	$(REMOVEDIR) .dep
 
 doxygen:
@@ -721,8 +701,7 @@ $(shell mkdir $(OBJDIR) 2>/dev/null)
 
 
 # Listing of phony targets.
-.PHONY : all showliboptions showtarget begin       \
-finish end sizebefore sizeafter gccversion build   \
-elf hex eep lss sym coff extcoff program dfu flip  \
-flip-ee dfu-ee clean debug clean_list clean_binary \
-clean_doxygen gdb-config doxygen
\ No newline at end of file
+.PHONY : all begin finish end sizebefore sizeafter gccversion \
+build elf hex eep lss sym coff extcoff doxygen clean          \
+clean_list clean_doxygen program dfu flip flip-ee dfu-ee      \
+debug gdb-config
diff --git a/Demos/Host/ClassDriver/KeyboardHost/makefile b/Demos/Host/ClassDriver/KeyboardHost/makefile
index af1cd0008..e93721194 100644
--- a/Demos/Host/ClassDriver/KeyboardHost/makefile
+++ b/Demos/Host/ClassDriver/KeyboardHost/makefile
@@ -115,30 +115,22 @@ OBJDIR = .
 LUFA_PATH = ../../../..
 
 
-# LUFA library compile-time options
-LUFA_OPTS += -D USB_HOST_ONLY
-LUFA_OPTS += -D HID_HOST_BOOT_PROTOCOL_ONLY
+# LUFA library compile-time options and predefined tokens
+LUFA_OPTS  = -D USB_HOST_ONLY
 LUFA_OPTS += -D USE_STATIC_OPTIONS="(USB_OPT_REG_ENABLED | USB_OPT_AUTO_PLL)"
 
 
+# Create the LUFA source path variables by including the LUFA root makefile
+include $(LUFA_PATH)/LUFA/makefile
+
+
 # List C source files here. (C dependencies are automatically generated.)
 SRC = $(TARGET).c                                                 \
-	  $(LUFA_PATH)/LUFA/Drivers/Peripheral/SerialStream.c         \
-	  $(LUFA_PATH)/LUFA/Drivers/Peripheral/Serial.c               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/DevChapter9.c        \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Device.c             \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Endpoint.c           \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Host.c               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/HostChapter9.c       \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/LowLevel.c           \
- 	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Pipe.c               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/USBInterrupt.c       \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/ConfigDescriptor.c  \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/Events.c            \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/USBTask.c           \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/Class/Device/HID.c            \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/Class/Host/HID.c              \
-	  
+	  $(LUFA_SRC_USB)                                             \
+	  $(LUFA_SRC_USBCLASS)                                        \
+	  $(LUFA_SRC_SERIAL)                                          \
+	  $(LUFA_SRC_SERIALSTREAM)
+
 
 # List C++ source files here. (C dependencies are automatically generated.)
 CPPSRC = 
@@ -183,15 +175,23 @@ CSTANDARD = -std=c99
 
 
 # Place -D or -U options here for C sources
-CDEFS  = -DF_CPU=$(F_CPU)UL -DF_CLOCK=$(F_CLOCK)UL -DBOARD=BOARD_$(BOARD) $(LUFA_OPTS)
+CDEFS  = -DF_CPU=$(F_CPU)UL
+CDEFS += -DF_CLOCK=$(F_CLOCK)UL
+CDEFS += -DBOARD=BOARD_$(BOARD)
+CDEFS += $(LUFA_OPTS)
 
 
 # Place -D or -U options here for ASM sources
-ADEFS = -DF_CPU=$(F_CPU)
-
+ADEFS  = -DF_CPU=$(F_CPU)
+ADEFS += -DF_CLOCK=$(F_CLOCK)UL
+ADEFS += -DBOARD=BOARD_$(BOARD)
+ADEFS += $(LUFA_OPTS)
 
 # Place -D or -U options here for C++ sources
-CPPDEFS = -DF_CPU=$(F_CPU)UL
+CPPDEFS  = -DF_CPU=$(F_CPU)UL
+CPPDEFS += -DF_CLOCK=$(F_CLOCK)UL
+CPPDEFS += -DBOARD=BOARD_$(BOARD)
+CPPDEFS += $(LUFA_OPTS)
 #CPPDEFS += -D__STDC_LIMIT_MACROS
 #CPPDEFS += -D__STDC_CONSTANT_MACROS
 
@@ -216,8 +216,9 @@ CFLAGS += -fshort-enums
 CFLAGS += -fno-strict-aliasing
 CFLAGS += -Wall
 CFLAGS += -Wstrict-prototypes
-CFLAGS += -Wundef
+#CFLAGS += -mshort-calls
 #CFLAGS += -fno-unit-at-a-time
+#CFLAGS += -Wundef
 #CFLAGS += -Wunreachable-code
 #CFLAGS += -Wsign-compare
 CFLAGS += -Wa,-adhlns=$(<:%.c=$(OBJDIR)/%.lst)
@@ -241,7 +242,7 @@ CPPFLAGS += -fpack-struct
 CPPFLAGS += -fshort-enums
 CPPFLAGS += -fno-exceptions
 CPPFLAGS += -Wall
-CFLAGS += -Wundef
+CPPFLAGS += -Wundef
 #CPPFLAGS += -mshort-calls
 #CPPFLAGS += -fno-unit-at-a-time
 #CPPFLAGS += -Wstrict-prototypes
@@ -318,7 +319,7 @@ EXTMEMOPTS =
 #  -Wl,...:     tell GCC to pass this to linker.
 #    -Map:      create map file
 #    --cref:    add cross reference to  map file
-LDFLAGS = -Wl,-Map=$(TARGET).map,--cref
+LDFLAGS  = -Wl,-Map=$(TARGET).map,--cref
 LDFLAGS += -Wl,--relax 
 LDFLAGS += -Wl,--gc-sections
 LDFLAGS += $(EXTMEMOPTS)
@@ -330,9 +331,7 @@ LDFLAGS += $(PRINTF_LIB) $(SCANF_LIB) $(MATH_LIB)
 
 #---------------- Programming Options (avrdude) ----------------
 
-# Programming hardware: alf avr910 avrisp bascom bsd 
-# dt006 pavr picoweb pony-stk200 sp12 stk200 stk500
-#
+# Programming hardware
 # Type: avrdude -c ?
 # to get a full listing.
 #
@@ -412,6 +411,7 @@ REMOVEDIR = rm -rf
 COPY = cp
 WINSHELL = cmd
 
+
 # Define Messages
 # English
 MSG_ERRORS_NONE = Errors: none
@@ -457,7 +457,7 @@ ALL_ASFLAGS = -mmcu=$(MCU) -I. -x assembler-with-cpp $(ASFLAGS)
 
 
 # Default target.
-all: begin gccversion sizebefore build showliboptions showtarget sizeafter end
+all: begin gccversion sizebefore build sizeafter end
 
 # Change the build target to build a HEX file or a library.
 build: elf hex eep lss sym
@@ -488,9 +488,7 @@ end:
 
 # Display size of file.
 HEXSIZE = $(SIZE) --target=$(FORMAT) $(TARGET).hex
-ELFSIZE = $(SIZE) $(MCU_FLAG) $(FORMAT_FLAG) $(TARGET).elf
-MCU_FLAG = $(shell $(SIZE) --help | grep -- --mcu > /dev/null && echo --mcu=$(MCU) )
-FORMAT_FLAG = $(shell $(SIZE) --help | grep -- --format=.*avr > /dev/null && echo --format=avr )
+ELFSIZE = $(SIZE) --mcu=$(MCU) --format=avr $(TARGET).elf
 
 sizebefore:
 	@if test -f $(TARGET).elf; then echo; echo $(MSG_SIZE_BEFORE); $(ELFSIZE); \
@@ -500,22 +498,7 @@ sizeafter:
 	@if test -f $(TARGET).elf; then echo; echo $(MSG_SIZE_AFTER); $(ELFSIZE); \
 	2>/dev/null; echo; fi
 
-showliboptions:
-	@echo
-	@echo ---- Compile Time Library Options ----
-	@for i in $(LUFA_OPTS:-D%=%); do \
-		echo $$i; \
-	done
-	@echo --------------------------------------
 
-showtarget:
-	@echo
-	@echo --------- Target Information ---------
-	@echo AVR Model: $(MCU)
-	@echo Board:     $(BOARD)
-	@echo Clock:     $(F_CPU)Hz CPU, $(F_CLOCK)Hz Master
-	@echo --------------------------------------
-	
 
 # Display compiler version information.
 gccversion : 
@@ -605,7 +588,7 @@ extcoff: $(TARGET).elf
 %.hex: %.elf
 	@echo
 	@echo $(MSG_FLASH) $@
-	$(OBJCOPY) -O $(FORMAT) -R .eeprom $< $@
+	$(OBJCOPY) -O $(FORMAT) -R .eeprom -R .fuse -R .lock $< $@
 
 %.eep: %.elf
 	@echo
@@ -617,7 +600,7 @@ extcoff: $(TARGET).elf
 %.lss: %.elf
 	@echo
 	@echo $(MSG_EXTENDED_LISTING) $@
-	$(OBJDUMP) -h -z -S $< > $@
+	$(OBJDUMP) -h -S -z $< > $@
 
 # Create a symbol table from ELF output file.
 %.sym: %.elf
@@ -679,18 +662,16 @@ $(OBJDIR)/%.o : %.S
 # Create preprocessed source for use in sending a bug report.
 %.i : %.c
 	$(CC) -E -mmcu=$(MCU) -I. $(CFLAGS) $< -o $@ 
-	
+
 
 # Target: clean project.
-clean: begin clean_list clean_binary end
+clean: begin clean_list end
 
-clean_binary:
-	$(REMOVE) $(TARGET).hex
-	
-clean_list:
+clean_list :
+	@echo
 	@echo $(MSG_CLEANING)
+	$(REMOVE) $(TARGET).hex
 	$(REMOVE) $(TARGET).eep
-	$(REMOVE) $(TARGET)eep.hex
 	$(REMOVE) $(TARGET).cof
 	$(REMOVE) $(TARGET).elf
 	$(REMOVE) $(TARGET).map
@@ -701,7 +682,6 @@ clean_list:
 	$(REMOVE) $(SRC:.c=.s)
 	$(REMOVE) $(SRC:.c=.d)
 	$(REMOVE) $(SRC:.c=.i)
-	$(REMOVE) InvalidEvents.tmp
 	$(REMOVEDIR) .dep
 
 doxygen:
@@ -721,8 +701,7 @@ $(shell mkdir $(OBJDIR) 2>/dev/null)
 
 
 # Listing of phony targets.
-.PHONY : all showliboptions showtarget begin       \
-finish end sizebefore sizeafter gccversion build   \
-elf hex eep lss sym coff extcoff program dfu flip  \
-flip-ee dfu-ee clean debug clean_list clean_binary \
-clean_doxygen gdb-config doxygen
\ No newline at end of file
+.PHONY : all begin finish end sizebefore sizeafter gccversion \
+build elf hex eep lss sym coff extcoff doxygen clean          \
+clean_list clean_doxygen program dfu flip flip-ee dfu-ee      \
+debug gdb-config
diff --git a/Demos/Host/ClassDriver/KeyboardHostWithParser/makefile b/Demos/Host/ClassDriver/KeyboardHostWithParser/makefile
index c9490a5a1..d5325bb3e 100644
--- a/Demos/Host/ClassDriver/KeyboardHostWithParser/makefile
+++ b/Demos/Host/ClassDriver/KeyboardHostWithParser/makefile
@@ -115,30 +115,22 @@ OBJDIR = .
 LUFA_PATH = ../../../..
 
 
-# LUFA library compile-time options
-LUFA_OPTS += -D USB_HOST_ONLY
+# LUFA library compile-time options and predefined tokens
+LUFA_OPTS  = -D USB_HOST_ONLY
 LUFA_OPTS += -D USE_STATIC_OPTIONS="(USB_OPT_REG_ENABLED | USB_OPT_AUTO_PLL)"
 
 
+# Create the LUFA source path variables by including the LUFA root makefile
+include $(LUFA_PATH)/LUFA/makefile
+
+
 # List C source files here. (C dependencies are automatically generated.)
 SRC = $(TARGET).c                                                 \
-	  $(LUFA_PATH)/LUFA/Drivers/Peripheral/SerialStream.c         \
-	  $(LUFA_PATH)/LUFA/Drivers/Peripheral/Serial.c               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/DevChapter9.c        \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Device.c             \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Endpoint.c           \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Host.c               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/HostChapter9.c       \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/LowLevel.c           \
- 	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Pipe.c               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/USBInterrupt.c       \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/ConfigDescriptor.c  \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/Events.c            \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/USBTask.c           \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/Class/Device/HID.c            \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/Class/Host/HID.c              \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/Class/Host/HIDParser.c        \
-	  
+	  $(LUFA_SRC_USB)                                             \
+	  $(LUFA_SRC_USBCLASS)                                        \
+	  $(LUFA_SRC_SERIAL)                                          \
+	  $(LUFA_SRC_SERIALSTREAM)
+
 
 # List C++ source files here. (C dependencies are automatically generated.)
 CPPSRC = 
@@ -183,15 +175,23 @@ CSTANDARD = -std=c99
 
 
 # Place -D or -U options here for C sources
-CDEFS  = -DF_CPU=$(F_CPU)UL -DF_CLOCK=$(F_CLOCK)UL -DBOARD=BOARD_$(BOARD) $(LUFA_OPTS)
+CDEFS  = -DF_CPU=$(F_CPU)UL
+CDEFS += -DF_CLOCK=$(F_CLOCK)UL
+CDEFS += -DBOARD=BOARD_$(BOARD)
+CDEFS += $(LUFA_OPTS)
 
 
 # Place -D or -U options here for ASM sources
-ADEFS = -DF_CPU=$(F_CPU)
-
+ADEFS  = -DF_CPU=$(F_CPU)
+ADEFS += -DF_CLOCK=$(F_CLOCK)UL
+ADEFS += -DBOARD=BOARD_$(BOARD)
+ADEFS += $(LUFA_OPTS)
 
 # Place -D or -U options here for C++ sources
-CPPDEFS = -DF_CPU=$(F_CPU)UL
+CPPDEFS  = -DF_CPU=$(F_CPU)UL
+CPPDEFS += -DF_CLOCK=$(F_CLOCK)UL
+CPPDEFS += -DBOARD=BOARD_$(BOARD)
+CPPDEFS += $(LUFA_OPTS)
 #CPPDEFS += -D__STDC_LIMIT_MACROS
 #CPPDEFS += -D__STDC_CONSTANT_MACROS
 
@@ -216,8 +216,9 @@ CFLAGS += -fshort-enums
 CFLAGS += -fno-strict-aliasing
 CFLAGS += -Wall
 CFLAGS += -Wstrict-prototypes
-CFLAGS += -Wundef
+#CFLAGS += -mshort-calls
 #CFLAGS += -fno-unit-at-a-time
+#CFLAGS += -Wundef
 #CFLAGS += -Wunreachable-code
 #CFLAGS += -Wsign-compare
 CFLAGS += -Wa,-adhlns=$(<:%.c=$(OBJDIR)/%.lst)
@@ -241,7 +242,7 @@ CPPFLAGS += -fpack-struct
 CPPFLAGS += -fshort-enums
 CPPFLAGS += -fno-exceptions
 CPPFLAGS += -Wall
-CFLAGS += -Wundef
+CPPFLAGS += -Wundef
 #CPPFLAGS += -mshort-calls
 #CPPFLAGS += -fno-unit-at-a-time
 #CPPFLAGS += -Wstrict-prototypes
@@ -318,7 +319,7 @@ EXTMEMOPTS =
 #  -Wl,...:     tell GCC to pass this to linker.
 #    -Map:      create map file
 #    --cref:    add cross reference to  map file
-LDFLAGS = -Wl,-Map=$(TARGET).map,--cref
+LDFLAGS  = -Wl,-Map=$(TARGET).map,--cref
 LDFLAGS += -Wl,--relax 
 LDFLAGS += -Wl,--gc-sections
 LDFLAGS += $(EXTMEMOPTS)
@@ -330,9 +331,7 @@ LDFLAGS += $(PRINTF_LIB) $(SCANF_LIB) $(MATH_LIB)
 
 #---------------- Programming Options (avrdude) ----------------
 
-# Programming hardware: alf avr910 avrisp bascom bsd 
-# dt006 pavr picoweb pony-stk200 sp12 stk200 stk500
-#
+# Programming hardware
 # Type: avrdude -c ?
 # to get a full listing.
 #
@@ -412,6 +411,7 @@ REMOVEDIR = rm -rf
 COPY = cp
 WINSHELL = cmd
 
+
 # Define Messages
 # English
 MSG_ERRORS_NONE = Errors: none
@@ -457,7 +457,7 @@ ALL_ASFLAGS = -mmcu=$(MCU) -I. -x assembler-with-cpp $(ASFLAGS)
 
 
 # Default target.
-all: begin gccversion sizebefore build showliboptions showtarget sizeafter end
+all: begin gccversion sizebefore build sizeafter end
 
 # Change the build target to build a HEX file or a library.
 build: elf hex eep lss sym
@@ -488,9 +488,7 @@ end:
 
 # Display size of file.
 HEXSIZE = $(SIZE) --target=$(FORMAT) $(TARGET).hex
-ELFSIZE = $(SIZE) $(MCU_FLAG) $(FORMAT_FLAG) $(TARGET).elf
-MCU_FLAG = $(shell $(SIZE) --help | grep -- --mcu > /dev/null && echo --mcu=$(MCU) )
-FORMAT_FLAG = $(shell $(SIZE) --help | grep -- --format=.*avr > /dev/null && echo --format=avr )
+ELFSIZE = $(SIZE) --mcu=$(MCU) --format=avr $(TARGET).elf
 
 sizebefore:
 	@if test -f $(TARGET).elf; then echo; echo $(MSG_SIZE_BEFORE); $(ELFSIZE); \
@@ -500,22 +498,7 @@ sizeafter:
 	@if test -f $(TARGET).elf; then echo; echo $(MSG_SIZE_AFTER); $(ELFSIZE); \
 	2>/dev/null; echo; fi
 
-showliboptions:
-	@echo
-	@echo ---- Compile Time Library Options ----
-	@for i in $(LUFA_OPTS:-D%=%); do \
-		echo $$i; \
-	done
-	@echo --------------------------------------
 
-showtarget:
-	@echo
-	@echo --------- Target Information ---------
-	@echo AVR Model: $(MCU)
-	@echo Board:     $(BOARD)
-	@echo Clock:     $(F_CPU)Hz CPU, $(F_CLOCK)Hz Master
-	@echo --------------------------------------
-	
 
 # Display compiler version information.
 gccversion : 
@@ -605,7 +588,7 @@ extcoff: $(TARGET).elf
 %.hex: %.elf
 	@echo
 	@echo $(MSG_FLASH) $@
-	$(OBJCOPY) -O $(FORMAT) -R .eeprom $< $@
+	$(OBJCOPY) -O $(FORMAT) -R .eeprom -R .fuse -R .lock $< $@
 
 %.eep: %.elf
 	@echo
@@ -617,7 +600,7 @@ extcoff: $(TARGET).elf
 %.lss: %.elf
 	@echo
 	@echo $(MSG_EXTENDED_LISTING) $@
-	$(OBJDUMP) -h -z -S $< > $@
+	$(OBJDUMP) -h -S -z $< > $@
 
 # Create a symbol table from ELF output file.
 %.sym: %.elf
@@ -679,18 +662,16 @@ $(OBJDIR)/%.o : %.S
 # Create preprocessed source for use in sending a bug report.
 %.i : %.c
 	$(CC) -E -mmcu=$(MCU) -I. $(CFLAGS) $< -o $@ 
-	
+
 
 # Target: clean project.
-clean: begin clean_list clean_binary end
+clean: begin clean_list end
 
-clean_binary:
-	$(REMOVE) $(TARGET).hex
-	
-clean_list:
+clean_list :
+	@echo
 	@echo $(MSG_CLEANING)
+	$(REMOVE) $(TARGET).hex
 	$(REMOVE) $(TARGET).eep
-	$(REMOVE) $(TARGET)eep.hex
 	$(REMOVE) $(TARGET).cof
 	$(REMOVE) $(TARGET).elf
 	$(REMOVE) $(TARGET).map
@@ -701,7 +682,6 @@ clean_list:
 	$(REMOVE) $(SRC:.c=.s)
 	$(REMOVE) $(SRC:.c=.d)
 	$(REMOVE) $(SRC:.c=.i)
-	$(REMOVE) InvalidEvents.tmp
 	$(REMOVEDIR) .dep
 
 doxygen:
@@ -721,8 +701,7 @@ $(shell mkdir $(OBJDIR) 2>/dev/null)
 
 
 # Listing of phony targets.
-.PHONY : all showliboptions showtarget begin       \
-finish end sizebefore sizeafter gccversion build   \
-elf hex eep lss sym coff extcoff program dfu flip  \
-flip-ee dfu-ee clean debug clean_list clean_binary \
-clean_doxygen gdb-config doxygen
\ No newline at end of file
+.PHONY : all begin finish end sizebefore sizeafter gccversion \
+build elf hex eep lss sym coff extcoff doxygen clean          \
+clean_list clean_doxygen program dfu flip flip-ee dfu-ee      \
+debug gdb-config
diff --git a/Demos/Host/ClassDriver/MIDIHost/makefile b/Demos/Host/ClassDriver/MIDIHost/makefile
index d77d70613..c2a987e0e 100644
--- a/Demos/Host/ClassDriver/MIDIHost/makefile
+++ b/Demos/Host/ClassDriver/MIDIHost/makefile
@@ -115,29 +115,22 @@ OBJDIR = .
 LUFA_PATH = ../../../..
 
 
-# LUFA library compile-time options
-LUFA_OPTS += -D USB_HOST_ONLY
+# LUFA library compile-time options and predefined tokens
+LUFA_OPTS  = -D USB_HOST_ONLY
 LUFA_OPTS += -D USE_STATIC_OPTIONS="(USB_OPT_REG_ENABLED | USB_OPT_AUTO_PLL)"
 
 
+# Create the LUFA source path variables by including the LUFA root makefile
+include $(LUFA_PATH)/LUFA/makefile
+
+
 # List C source files here. (C dependencies are automatically generated.)
 SRC = $(TARGET).c                                                 \
-	  $(LUFA_PATH)/LUFA/Drivers/Peripheral/SerialStream.c         \
-	  $(LUFA_PATH)/LUFA/Drivers/Peripheral/Serial.c               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/DevChapter9.c        \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Device.c             \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Endpoint.c           \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Host.c               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/HostChapter9.c       \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/LowLevel.c           \
- 	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Pipe.c               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/USBInterrupt.c       \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/ConfigDescriptor.c  \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/Events.c            \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/USBTask.c           \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/Class/Device/MIDI.c           \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/Class/Host/MIDI.c             \
-	  
+	  $(LUFA_SRC_USB)                                             \
+	  $(LUFA_SRC_USBCLASS)                                        \
+	  $(LUFA_SRC_SERIAL)                                          \
+	  $(LUFA_SRC_SERIALSTREAM)
+
 
 # List C++ source files here. (C dependencies are automatically generated.)
 CPPSRC = 
@@ -182,15 +175,23 @@ CSTANDARD = -std=c99
 
 
 # Place -D or -U options here for C sources
-CDEFS  = -DF_CPU=$(F_CPU)UL -DF_CLOCK=$(F_CLOCK)UL -DBOARD=BOARD_$(BOARD) $(LUFA_OPTS)
+CDEFS  = -DF_CPU=$(F_CPU)UL
+CDEFS += -DF_CLOCK=$(F_CLOCK)UL
+CDEFS += -DBOARD=BOARD_$(BOARD)
+CDEFS += $(LUFA_OPTS)
 
 
 # Place -D or -U options here for ASM sources
-ADEFS = -DF_CPU=$(F_CPU)
-
+ADEFS  = -DF_CPU=$(F_CPU)
+ADEFS += -DF_CLOCK=$(F_CLOCK)UL
+ADEFS += -DBOARD=BOARD_$(BOARD)
+ADEFS += $(LUFA_OPTS)
 
 # Place -D or -U options here for C++ sources
-CPPDEFS = -DF_CPU=$(F_CPU)UL
+CPPDEFS  = -DF_CPU=$(F_CPU)UL
+CPPDEFS += -DF_CLOCK=$(F_CLOCK)UL
+CPPDEFS += -DBOARD=BOARD_$(BOARD)
+CPPDEFS += $(LUFA_OPTS)
 #CPPDEFS += -D__STDC_LIMIT_MACROS
 #CPPDEFS += -D__STDC_CONSTANT_MACROS
 
@@ -215,8 +216,9 @@ CFLAGS += -fshort-enums
 CFLAGS += -fno-strict-aliasing
 CFLAGS += -Wall
 CFLAGS += -Wstrict-prototypes
-CFLAGS += -Wundef
+#CFLAGS += -mshort-calls
 #CFLAGS += -fno-unit-at-a-time
+#CFLAGS += -Wundef
 #CFLAGS += -Wunreachable-code
 #CFLAGS += -Wsign-compare
 CFLAGS += -Wa,-adhlns=$(<:%.c=$(OBJDIR)/%.lst)
@@ -240,7 +242,7 @@ CPPFLAGS += -fpack-struct
 CPPFLAGS += -fshort-enums
 CPPFLAGS += -fno-exceptions
 CPPFLAGS += -Wall
-CFLAGS += -Wundef
+CPPFLAGS += -Wundef
 #CPPFLAGS += -mshort-calls
 #CPPFLAGS += -fno-unit-at-a-time
 #CPPFLAGS += -Wstrict-prototypes
@@ -317,7 +319,7 @@ EXTMEMOPTS =
 #  -Wl,...:     tell GCC to pass this to linker.
 #    -Map:      create map file
 #    --cref:    add cross reference to  map file
-LDFLAGS = -Wl,-Map=$(TARGET).map,--cref
+LDFLAGS  = -Wl,-Map=$(TARGET).map,--cref
 LDFLAGS += -Wl,--relax 
 LDFLAGS += -Wl,--gc-sections
 LDFLAGS += $(EXTMEMOPTS)
@@ -329,9 +331,7 @@ LDFLAGS += $(PRINTF_LIB) $(SCANF_LIB) $(MATH_LIB)
 
 #---------------- Programming Options (avrdude) ----------------
 
-# Programming hardware: alf avr910 avrisp bascom bsd 
-# dt006 pavr picoweb pony-stk200 sp12 stk200 stk500
-#
+# Programming hardware
 # Type: avrdude -c ?
 # to get a full listing.
 #
@@ -411,6 +411,7 @@ REMOVEDIR = rm -rf
 COPY = cp
 WINSHELL = cmd
 
+
 # Define Messages
 # English
 MSG_ERRORS_NONE = Errors: none
@@ -456,7 +457,7 @@ ALL_ASFLAGS = -mmcu=$(MCU) -I. -x assembler-with-cpp $(ASFLAGS)
 
 
 # Default target.
-all: begin gccversion sizebefore build showliboptions showtarget sizeafter end
+all: begin gccversion sizebefore build sizeafter end
 
 # Change the build target to build a HEX file or a library.
 build: elf hex eep lss sym
@@ -487,9 +488,7 @@ end:
 
 # Display size of file.
 HEXSIZE = $(SIZE) --target=$(FORMAT) $(TARGET).hex
-ELFSIZE = $(SIZE) $(MCU_FLAG) $(FORMAT_FLAG) $(TARGET).elf
-MCU_FLAG = $(shell $(SIZE) --help | grep -- --mcu > /dev/null && echo --mcu=$(MCU) )
-FORMAT_FLAG = $(shell $(SIZE) --help | grep -- --format=.*avr > /dev/null && echo --format=avr )
+ELFSIZE = $(SIZE) --mcu=$(MCU) --format=avr $(TARGET).elf
 
 sizebefore:
 	@if test -f $(TARGET).elf; then echo; echo $(MSG_SIZE_BEFORE); $(ELFSIZE); \
@@ -499,22 +498,7 @@ sizeafter:
 	@if test -f $(TARGET).elf; then echo; echo $(MSG_SIZE_AFTER); $(ELFSIZE); \
 	2>/dev/null; echo; fi
 
-showliboptions:
-	@echo
-	@echo ---- Compile Time Library Options ----
-	@for i in $(LUFA_OPTS:-D%=%); do \
-		echo $$i; \
-	done
-	@echo --------------------------------------
 
-showtarget:
-	@echo
-	@echo --------- Target Information ---------
-	@echo AVR Model: $(MCU)
-	@echo Board:     $(BOARD)
-	@echo Clock:     $(F_CPU)Hz CPU, $(F_CLOCK)Hz Master
-	@echo --------------------------------------
-	
 
 # Display compiler version information.
 gccversion : 
@@ -604,7 +588,7 @@ extcoff: $(TARGET).elf
 %.hex: %.elf
 	@echo
 	@echo $(MSG_FLASH) $@
-	$(OBJCOPY) -O $(FORMAT) -R .eeprom $< $@
+	$(OBJCOPY) -O $(FORMAT) -R .eeprom -R .fuse -R .lock $< $@
 
 %.eep: %.elf
 	@echo
@@ -616,7 +600,7 @@ extcoff: $(TARGET).elf
 %.lss: %.elf
 	@echo
 	@echo $(MSG_EXTENDED_LISTING) $@
-	$(OBJDUMP) -h -z -S $< > $@
+	$(OBJDUMP) -h -S -z $< > $@
 
 # Create a symbol table from ELF output file.
 %.sym: %.elf
@@ -678,18 +662,16 @@ $(OBJDIR)/%.o : %.S
 # Create preprocessed source for use in sending a bug report.
 %.i : %.c
 	$(CC) -E -mmcu=$(MCU) -I. $(CFLAGS) $< -o $@ 
-	
+
 
 # Target: clean project.
-clean: begin clean_list clean_binary end
+clean: begin clean_list end
 
-clean_binary:
-	$(REMOVE) $(TARGET).hex
-	
-clean_list:
+clean_list :
+	@echo
 	@echo $(MSG_CLEANING)
+	$(REMOVE) $(TARGET).hex
 	$(REMOVE) $(TARGET).eep
-	$(REMOVE) $(TARGET)eep.hex
 	$(REMOVE) $(TARGET).cof
 	$(REMOVE) $(TARGET).elf
 	$(REMOVE) $(TARGET).map
@@ -700,7 +682,6 @@ clean_list:
 	$(REMOVE) $(SRC:.c=.s)
 	$(REMOVE) $(SRC:.c=.d)
 	$(REMOVE) $(SRC:.c=.i)
-	$(REMOVE) InvalidEvents.tmp
 	$(REMOVEDIR) .dep
 
 doxygen:
@@ -720,8 +701,7 @@ $(shell mkdir $(OBJDIR) 2>/dev/null)
 
 
 # Listing of phony targets.
-.PHONY : all showliboptions showtarget begin       \
-finish end sizebefore sizeafter gccversion build   \
-elf hex eep lss sym coff extcoff program dfu flip  \
-flip-ee dfu-ee clean debug clean_list clean_binary \
-clean_doxygen gdb-config doxygen
\ No newline at end of file
+.PHONY : all begin finish end sizebefore sizeafter gccversion \
+build elf hex eep lss sym coff extcoff doxygen clean          \
+clean_list clean_doxygen program dfu flip flip-ee dfu-ee      \
+debug gdb-config
diff --git a/Demos/Host/ClassDriver/MassStorageHost/makefile b/Demos/Host/ClassDriver/MassStorageHost/makefile
index a1e7e0680..e8ccd7bea 100644
--- a/Demos/Host/ClassDriver/MassStorageHost/makefile
+++ b/Demos/Host/ClassDriver/MassStorageHost/makefile
@@ -115,30 +115,23 @@ OBJDIR = .
 LUFA_PATH = ../../../..
 
 
-# LUFA library compile-time options
-LUFA_OPTS  = -D USB_HOST_ONLY -Wextra
+# LUFA library compile-time options and predefined tokens
+LUFA_OPTS  = -D USB_HOST_ONLY
 LUFA_OPTS += -D USE_STATIC_OPTIONS="(USB_OPT_REG_ENABLED | USB_OPT_AUTO_PLL)"
 LUFA_OPTS += -D USB_STREAM_TIMEOUT_MS=5000
 
 
+# Create the LUFA source path variables by including the LUFA root makefile
+include $(LUFA_PATH)/LUFA/makefile
+
+
 # List C source files here. (C dependencies are automatically generated.)
 SRC = $(TARGET).c                                                 \
-	  $(LUFA_PATH)/LUFA/Drivers/Peripheral/SerialStream.c         \
-	  $(LUFA_PATH)/LUFA/Drivers/Peripheral/Serial.c               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/DevChapter9.c        \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Device.c             \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Endpoint.c           \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Host.c               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/HostChapter9.c       \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/LowLevel.c           \
- 	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Pipe.c               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/USBInterrupt.c       \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/ConfigDescriptor.c  \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/Events.c            \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/USBTask.c           \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/Class/Device/MassStorage.c    \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/Class/Host/MassStorage.c      \
-	  
+	  $(LUFA_SRC_USB)                                             \
+	  $(LUFA_SRC_USBCLASS)                                        \
+	  $(LUFA_SRC_SERIAL)                                          \
+	  $(LUFA_SRC_SERIALSTREAM)
+
 
 # List C++ source files here. (C dependencies are automatically generated.)
 CPPSRC = 
@@ -183,15 +176,23 @@ CSTANDARD = -std=c99
 
 
 # Place -D or -U options here for C sources
-CDEFS  = -DF_CPU=$(F_CPU)UL -DF_CLOCK=$(F_CLOCK)UL -DBOARD=BOARD_$(BOARD) $(LUFA_OPTS)
+CDEFS  = -DF_CPU=$(F_CPU)UL
+CDEFS += -DF_CLOCK=$(F_CLOCK)UL
+CDEFS += -DBOARD=BOARD_$(BOARD)
+CDEFS += $(LUFA_OPTS)
 
 
 # Place -D or -U options here for ASM sources
-ADEFS = -DF_CPU=$(F_CPU)
-
+ADEFS  = -DF_CPU=$(F_CPU)
+ADEFS += -DF_CLOCK=$(F_CLOCK)UL
+ADEFS += -DBOARD=BOARD_$(BOARD)
+ADEFS += $(LUFA_OPTS)
 
 # Place -D or -U options here for C++ sources
-CPPDEFS = -DF_CPU=$(F_CPU)UL
+CPPDEFS  = -DF_CPU=$(F_CPU)UL
+CPPDEFS += -DF_CLOCK=$(F_CLOCK)UL
+CPPDEFS += -DBOARD=BOARD_$(BOARD)
+CPPDEFS += $(LUFA_OPTS)
 #CPPDEFS += -D__STDC_LIMIT_MACROS
 #CPPDEFS += -D__STDC_CONSTANT_MACROS
 
@@ -216,8 +217,9 @@ CFLAGS += -fshort-enums
 CFLAGS += -fno-strict-aliasing
 CFLAGS += -Wall
 CFLAGS += -Wstrict-prototypes
-CFLAGS += -Wundef
+#CFLAGS += -mshort-calls
 #CFLAGS += -fno-unit-at-a-time
+#CFLAGS += -Wundef
 #CFLAGS += -Wunreachable-code
 #CFLAGS += -Wsign-compare
 CFLAGS += -Wa,-adhlns=$(<:%.c=$(OBJDIR)/%.lst)
@@ -241,7 +243,7 @@ CPPFLAGS += -fpack-struct
 CPPFLAGS += -fshort-enums
 CPPFLAGS += -fno-exceptions
 CPPFLAGS += -Wall
-CFLAGS += -Wundef
+CPPFLAGS += -Wundef
 #CPPFLAGS += -mshort-calls
 #CPPFLAGS += -fno-unit-at-a-time
 #CPPFLAGS += -Wstrict-prototypes
@@ -318,7 +320,7 @@ EXTMEMOPTS =
 #  -Wl,...:     tell GCC to pass this to linker.
 #    -Map:      create map file
 #    --cref:    add cross reference to  map file
-LDFLAGS = -Wl,-Map=$(TARGET).map,--cref
+LDFLAGS  = -Wl,-Map=$(TARGET).map,--cref
 LDFLAGS += -Wl,--relax 
 LDFLAGS += -Wl,--gc-sections
 LDFLAGS += $(EXTMEMOPTS)
@@ -330,9 +332,7 @@ LDFLAGS += $(PRINTF_LIB) $(SCANF_LIB) $(MATH_LIB)
 
 #---------------- Programming Options (avrdude) ----------------
 
-# Programming hardware: alf avr910 avrisp bascom bsd 
-# dt006 pavr picoweb pony-stk200 sp12 stk200 stk500
-#
+# Programming hardware
 # Type: avrdude -c ?
 # to get a full listing.
 #
@@ -412,6 +412,7 @@ REMOVEDIR = rm -rf
 COPY = cp
 WINSHELL = cmd
 
+
 # Define Messages
 # English
 MSG_ERRORS_NONE = Errors: none
@@ -457,7 +458,7 @@ ALL_ASFLAGS = -mmcu=$(MCU) -I. -x assembler-with-cpp $(ASFLAGS)
 
 
 # Default target.
-all: begin gccversion sizebefore build showliboptions showtarget sizeafter end
+all: begin gccversion sizebefore build sizeafter end
 
 # Change the build target to build a HEX file or a library.
 build: elf hex eep lss sym
@@ -488,9 +489,7 @@ end:
 
 # Display size of file.
 HEXSIZE = $(SIZE) --target=$(FORMAT) $(TARGET).hex
-ELFSIZE = $(SIZE) $(MCU_FLAG) $(FORMAT_FLAG) $(TARGET).elf
-MCU_FLAG = $(shell $(SIZE) --help | grep -- --mcu > /dev/null && echo --mcu=$(MCU) )
-FORMAT_FLAG = $(shell $(SIZE) --help | grep -- --format=.*avr > /dev/null && echo --format=avr )
+ELFSIZE = $(SIZE) --mcu=$(MCU) --format=avr $(TARGET).elf
 
 sizebefore:
 	@if test -f $(TARGET).elf; then echo; echo $(MSG_SIZE_BEFORE); $(ELFSIZE); \
@@ -500,22 +499,7 @@ sizeafter:
 	@if test -f $(TARGET).elf; then echo; echo $(MSG_SIZE_AFTER); $(ELFSIZE); \
 	2>/dev/null; echo; fi
 
-showliboptions:
-	@echo
-	@echo ---- Compile Time Library Options ----
-	@for i in $(LUFA_OPTS:-D%=%); do \
-		echo $$i; \
-	done
-	@echo --------------------------------------
 
-showtarget:
-	@echo
-	@echo --------- Target Information ---------
-	@echo AVR Model: $(MCU)
-	@echo Board:     $(BOARD)
-	@echo Clock:     $(F_CPU)Hz CPU, $(F_CLOCK)Hz Master
-	@echo --------------------------------------
-	
 
 # Display compiler version information.
 gccversion : 
@@ -605,7 +589,7 @@ extcoff: $(TARGET).elf
 %.hex: %.elf
 	@echo
 	@echo $(MSG_FLASH) $@
-	$(OBJCOPY) -O $(FORMAT) -R .eeprom $< $@
+	$(OBJCOPY) -O $(FORMAT) -R .eeprom -R .fuse -R .lock $< $@
 
 %.eep: %.elf
 	@echo
@@ -617,7 +601,7 @@ extcoff: $(TARGET).elf
 %.lss: %.elf
 	@echo
 	@echo $(MSG_EXTENDED_LISTING) $@
-	$(OBJDUMP) -h -z -S $< > $@
+	$(OBJDUMP) -h -S -z $< > $@
 
 # Create a symbol table from ELF output file.
 %.sym: %.elf
@@ -679,18 +663,16 @@ $(OBJDIR)/%.o : %.S
 # Create preprocessed source for use in sending a bug report.
 %.i : %.c
 	$(CC) -E -mmcu=$(MCU) -I. $(CFLAGS) $< -o $@ 
-	
+
 
 # Target: clean project.
-clean: begin clean_list clean_binary end
+clean: begin clean_list end
 
-clean_binary:
-	$(REMOVE) $(TARGET).hex
-	
-clean_list:
+clean_list :
+	@echo
 	@echo $(MSG_CLEANING)
+	$(REMOVE) $(TARGET).hex
 	$(REMOVE) $(TARGET).eep
-	$(REMOVE) $(TARGET)eep.hex
 	$(REMOVE) $(TARGET).cof
 	$(REMOVE) $(TARGET).elf
 	$(REMOVE) $(TARGET).map
@@ -701,7 +683,6 @@ clean_list:
 	$(REMOVE) $(SRC:.c=.s)
 	$(REMOVE) $(SRC:.c=.d)
 	$(REMOVE) $(SRC:.c=.i)
-	$(REMOVE) InvalidEvents.tmp
 	$(REMOVEDIR) .dep
 
 doxygen:
@@ -721,8 +702,7 @@ $(shell mkdir $(OBJDIR) 2>/dev/null)
 
 
 # Listing of phony targets.
-.PHONY : all showliboptions showtarget begin       \
-finish end sizebefore sizeafter gccversion build   \
-elf hex eep lss sym coff extcoff program dfu flip  \
-flip-ee dfu-ee clean debug clean_list clean_binary \
-clean_doxygen gdb-config doxygen
\ No newline at end of file
+.PHONY : all begin finish end sizebefore sizeafter gccversion \
+build elf hex eep lss sym coff extcoff doxygen clean          \
+clean_list clean_doxygen program dfu flip flip-ee dfu-ee      \
+debug gdb-config
diff --git a/Demos/Host/ClassDriver/MouseHost/makefile b/Demos/Host/ClassDriver/MouseHost/makefile
index 420d159bc..f12dd8874 100644
--- a/Demos/Host/ClassDriver/MouseHost/makefile
+++ b/Demos/Host/ClassDriver/MouseHost/makefile
@@ -115,30 +115,22 @@ OBJDIR = .
 LUFA_PATH = ../../../..
 
 
-# LUFA library compile-time options
-LUFA_OPTS += -D USB_HOST_ONLY
-LUFA_OPTS += -D HID_HOST_BOOT_PROTOCOL_ONLY
+# LUFA library compile-time options and predefined tokens
+LUFA_OPTS  = -D USB_HOST_ONLY
 LUFA_OPTS += -D USE_STATIC_OPTIONS="(USB_OPT_REG_ENABLED | USB_OPT_AUTO_PLL)"
 
 
+# Create the LUFA source path variables by including the LUFA root makefile
+include $(LUFA_PATH)/LUFA/makefile
+
+
 # List C source files here. (C dependencies are automatically generated.)
 SRC = $(TARGET).c                                                 \
-	  $(LUFA_PATH)/LUFA/Drivers/Peripheral/SerialStream.c         \
-	  $(LUFA_PATH)/LUFA/Drivers/Peripheral/Serial.c               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/DevChapter9.c        \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Device.c             \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Endpoint.c           \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Host.c               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/HostChapter9.c       \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/LowLevel.c           \
- 	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Pipe.c               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/USBInterrupt.c       \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/ConfigDescriptor.c  \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/Events.c            \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/USBTask.c           \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/Class/Device/HID.c            \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/Class/Host/HID.c              \
-	  
+	  $(LUFA_SRC_USB)                                             \
+	  $(LUFA_SRC_USBCLASS)                                        \
+	  $(LUFA_SRC_SERIAL)                                          \
+	  $(LUFA_SRC_SERIALSTREAM)
+
 
 # List C++ source files here. (C dependencies are automatically generated.)
 CPPSRC = 
@@ -183,15 +175,23 @@ CSTANDARD = -std=c99
 
 
 # Place -D or -U options here for C sources
-CDEFS  = -DF_CPU=$(F_CPU)UL -DF_CLOCK=$(F_CLOCK)UL -DBOARD=BOARD_$(BOARD) $(LUFA_OPTS)
+CDEFS  = -DF_CPU=$(F_CPU)UL
+CDEFS += -DF_CLOCK=$(F_CLOCK)UL
+CDEFS += -DBOARD=BOARD_$(BOARD)
+CDEFS += $(LUFA_OPTS)
 
 
 # Place -D or -U options here for ASM sources
-ADEFS = -DF_CPU=$(F_CPU)
-
+ADEFS  = -DF_CPU=$(F_CPU)
+ADEFS += -DF_CLOCK=$(F_CLOCK)UL
+ADEFS += -DBOARD=BOARD_$(BOARD)
+ADEFS += $(LUFA_OPTS)
 
 # Place -D or -U options here for C++ sources
-CPPDEFS = -DF_CPU=$(F_CPU)UL
+CPPDEFS  = -DF_CPU=$(F_CPU)UL
+CPPDEFS += -DF_CLOCK=$(F_CLOCK)UL
+CPPDEFS += -DBOARD=BOARD_$(BOARD)
+CPPDEFS += $(LUFA_OPTS)
 #CPPDEFS += -D__STDC_LIMIT_MACROS
 #CPPDEFS += -D__STDC_CONSTANT_MACROS
 
@@ -216,8 +216,9 @@ CFLAGS += -fshort-enums
 CFLAGS += -fno-strict-aliasing
 CFLAGS += -Wall
 CFLAGS += -Wstrict-prototypes
-CFLAGS += -Wundef
+#CFLAGS += -mshort-calls
 #CFLAGS += -fno-unit-at-a-time
+#CFLAGS += -Wundef
 #CFLAGS += -Wunreachable-code
 #CFLAGS += -Wsign-compare
 CFLAGS += -Wa,-adhlns=$(<:%.c=$(OBJDIR)/%.lst)
@@ -241,7 +242,7 @@ CPPFLAGS += -fpack-struct
 CPPFLAGS += -fshort-enums
 CPPFLAGS += -fno-exceptions
 CPPFLAGS += -Wall
-CFLAGS += -Wundef
+CPPFLAGS += -Wundef
 #CPPFLAGS += -mshort-calls
 #CPPFLAGS += -fno-unit-at-a-time
 #CPPFLAGS += -Wstrict-prototypes
@@ -318,7 +319,7 @@ EXTMEMOPTS =
 #  -Wl,...:     tell GCC to pass this to linker.
 #    -Map:      create map file
 #    --cref:    add cross reference to  map file
-LDFLAGS = -Wl,-Map=$(TARGET).map,--cref
+LDFLAGS  = -Wl,-Map=$(TARGET).map,--cref
 LDFLAGS += -Wl,--relax 
 LDFLAGS += -Wl,--gc-sections
 LDFLAGS += $(EXTMEMOPTS)
@@ -330,9 +331,7 @@ LDFLAGS += $(PRINTF_LIB) $(SCANF_LIB) $(MATH_LIB)
 
 #---------------- Programming Options (avrdude) ----------------
 
-# Programming hardware: alf avr910 avrisp bascom bsd 
-# dt006 pavr picoweb pony-stk200 sp12 stk200 stk500
-#
+# Programming hardware
 # Type: avrdude -c ?
 # to get a full listing.
 #
@@ -412,6 +411,7 @@ REMOVEDIR = rm -rf
 COPY = cp
 WINSHELL = cmd
 
+
 # Define Messages
 # English
 MSG_ERRORS_NONE = Errors: none
@@ -457,7 +457,7 @@ ALL_ASFLAGS = -mmcu=$(MCU) -I. -x assembler-with-cpp $(ASFLAGS)
 
 
 # Default target.
-all: begin gccversion sizebefore build showliboptions showtarget sizeafter end
+all: begin gccversion sizebefore build sizeafter end
 
 # Change the build target to build a HEX file or a library.
 build: elf hex eep lss sym
@@ -488,9 +488,7 @@ end:
 
 # Display size of file.
 HEXSIZE = $(SIZE) --target=$(FORMAT) $(TARGET).hex
-ELFSIZE = $(SIZE) $(MCU_FLAG) $(FORMAT_FLAG) $(TARGET).elf
-MCU_FLAG = $(shell $(SIZE) --help | grep -- --mcu > /dev/null && echo --mcu=$(MCU) )
-FORMAT_FLAG = $(shell $(SIZE) --help | grep -- --format=.*avr > /dev/null && echo --format=avr )
+ELFSIZE = $(SIZE) --mcu=$(MCU) --format=avr $(TARGET).elf
 
 sizebefore:
 	@if test -f $(TARGET).elf; then echo; echo $(MSG_SIZE_BEFORE); $(ELFSIZE); \
@@ -500,22 +498,7 @@ sizeafter:
 	@if test -f $(TARGET).elf; then echo; echo $(MSG_SIZE_AFTER); $(ELFSIZE); \
 	2>/dev/null; echo; fi
 
-showliboptions:
-	@echo
-	@echo ---- Compile Time Library Options ----
-	@for i in $(LUFA_OPTS:-D%=%); do \
-		echo $$i; \
-	done
-	@echo --------------------------------------
 
-showtarget:
-	@echo
-	@echo --------- Target Information ---------
-	@echo AVR Model: $(MCU)
-	@echo Board:     $(BOARD)
-	@echo Clock:     $(F_CPU)Hz CPU, $(F_CLOCK)Hz Master
-	@echo --------------------------------------
-	
 
 # Display compiler version information.
 gccversion : 
@@ -605,7 +588,7 @@ extcoff: $(TARGET).elf
 %.hex: %.elf
 	@echo
 	@echo $(MSG_FLASH) $@
-	$(OBJCOPY) -O $(FORMAT) -R .eeprom $< $@
+	$(OBJCOPY) -O $(FORMAT) -R .eeprom -R .fuse -R .lock $< $@
 
 %.eep: %.elf
 	@echo
@@ -617,7 +600,7 @@ extcoff: $(TARGET).elf
 %.lss: %.elf
 	@echo
 	@echo $(MSG_EXTENDED_LISTING) $@
-	$(OBJDUMP) -h -z -S $< > $@
+	$(OBJDUMP) -h -S -z $< > $@
 
 # Create a symbol table from ELF output file.
 %.sym: %.elf
@@ -679,18 +662,16 @@ $(OBJDIR)/%.o : %.S
 # Create preprocessed source for use in sending a bug report.
 %.i : %.c
 	$(CC) -E -mmcu=$(MCU) -I. $(CFLAGS) $< -o $@ 
-	
+
 
 # Target: clean project.
-clean: begin clean_list clean_binary end
+clean: begin clean_list end
 
-clean_binary:
-	$(REMOVE) $(TARGET).hex
-	
-clean_list:
+clean_list :
+	@echo
 	@echo $(MSG_CLEANING)
+	$(REMOVE) $(TARGET).hex
 	$(REMOVE) $(TARGET).eep
-	$(REMOVE) $(TARGET)eep.hex
 	$(REMOVE) $(TARGET).cof
 	$(REMOVE) $(TARGET).elf
 	$(REMOVE) $(TARGET).map
@@ -701,7 +682,6 @@ clean_list:
 	$(REMOVE) $(SRC:.c=.s)
 	$(REMOVE) $(SRC:.c=.d)
 	$(REMOVE) $(SRC:.c=.i)
-	$(REMOVE) InvalidEvents.tmp
 	$(REMOVEDIR) .dep
 
 doxygen:
@@ -721,8 +701,7 @@ $(shell mkdir $(OBJDIR) 2>/dev/null)
 
 
 # Listing of phony targets.
-.PHONY : all showliboptions showtarget begin       \
-finish end sizebefore sizeafter gccversion build   \
-elf hex eep lss sym coff extcoff program dfu flip  \
-flip-ee dfu-ee clean debug clean_list clean_binary \
-clean_doxygen gdb-config doxygen
\ No newline at end of file
+.PHONY : all begin finish end sizebefore sizeafter gccversion \
+build elf hex eep lss sym coff extcoff doxygen clean          \
+clean_list clean_doxygen program dfu flip flip-ee dfu-ee      \
+debug gdb-config
diff --git a/Demos/Host/ClassDriver/MouseHostWithParser/makefile b/Demos/Host/ClassDriver/MouseHostWithParser/makefile
index e1857fde5..ecbdc2f6f 100644
--- a/Demos/Host/ClassDriver/MouseHostWithParser/makefile
+++ b/Demos/Host/ClassDriver/MouseHostWithParser/makefile
@@ -115,30 +115,22 @@ OBJDIR = .
 LUFA_PATH = ../../../..
 
 
-# LUFA library compile-time options
-LUFA_OPTS += -D USB_HOST_ONLY
+# LUFA library compile-time options and predefined tokens
+LUFA_OPTS  = -D USB_HOST_ONLY
 LUFA_OPTS += -D USE_STATIC_OPTIONS="(USB_OPT_REG_ENABLED | USB_OPT_AUTO_PLL)"
 
 
+# Create the LUFA source path variables by including the LUFA root makefile
+include $(LUFA_PATH)/LUFA/makefile
+
+
 # List C source files here. (C dependencies are automatically generated.)
 SRC = $(TARGET).c                                                 \
-	  $(LUFA_PATH)/LUFA/Drivers/Peripheral/SerialStream.c         \
-	  $(LUFA_PATH)/LUFA/Drivers/Peripheral/Serial.c               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/DevChapter9.c        \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Device.c             \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Endpoint.c           \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Host.c               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/HostChapter9.c       \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/LowLevel.c           \
- 	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Pipe.c               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/USBInterrupt.c       \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/ConfigDescriptor.c  \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/Events.c            \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/USBTask.c           \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/Class/Device/HID.c            \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/Class/Host/HID.c              \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/Class/Host/HIDParser.c        \
-	  
+	  $(LUFA_SRC_USB)                                             \
+	  $(LUFA_SRC_USBCLASS)                                        \
+	  $(LUFA_SRC_SERIAL)                                          \
+	  $(LUFA_SRC_SERIALSTREAM)
+
 
 # List C++ source files here. (C dependencies are automatically generated.)
 CPPSRC = 
@@ -183,15 +175,23 @@ CSTANDARD = -std=c99
 
 
 # Place -D or -U options here for C sources
-CDEFS  = -DF_CPU=$(F_CPU)UL -DF_CLOCK=$(F_CLOCK)UL -DBOARD=BOARD_$(BOARD) $(LUFA_OPTS)
+CDEFS  = -DF_CPU=$(F_CPU)UL
+CDEFS += -DF_CLOCK=$(F_CLOCK)UL
+CDEFS += -DBOARD=BOARD_$(BOARD)
+CDEFS += $(LUFA_OPTS)
 
 
 # Place -D or -U options here for ASM sources
-ADEFS = -DF_CPU=$(F_CPU)
-
+ADEFS  = -DF_CPU=$(F_CPU)
+ADEFS += -DF_CLOCK=$(F_CLOCK)UL
+ADEFS += -DBOARD=BOARD_$(BOARD)
+ADEFS += $(LUFA_OPTS)
 
 # Place -D or -U options here for C++ sources
-CPPDEFS = -DF_CPU=$(F_CPU)UL
+CPPDEFS  = -DF_CPU=$(F_CPU)UL
+CPPDEFS += -DF_CLOCK=$(F_CLOCK)UL
+CPPDEFS += -DBOARD=BOARD_$(BOARD)
+CPPDEFS += $(LUFA_OPTS)
 #CPPDEFS += -D__STDC_LIMIT_MACROS
 #CPPDEFS += -D__STDC_CONSTANT_MACROS
 
@@ -216,8 +216,9 @@ CFLAGS += -fshort-enums
 CFLAGS += -fno-strict-aliasing
 CFLAGS += -Wall
 CFLAGS += -Wstrict-prototypes
-CFLAGS += -Wundef
+#CFLAGS += -mshort-calls
 #CFLAGS += -fno-unit-at-a-time
+#CFLAGS += -Wundef
 #CFLAGS += -Wunreachable-code
 #CFLAGS += -Wsign-compare
 CFLAGS += -Wa,-adhlns=$(<:%.c=$(OBJDIR)/%.lst)
@@ -241,7 +242,7 @@ CPPFLAGS += -fpack-struct
 CPPFLAGS += -fshort-enums
 CPPFLAGS += -fno-exceptions
 CPPFLAGS += -Wall
-CFLAGS += -Wundef
+CPPFLAGS += -Wundef
 #CPPFLAGS += -mshort-calls
 #CPPFLAGS += -fno-unit-at-a-time
 #CPPFLAGS += -Wstrict-prototypes
@@ -318,7 +319,7 @@ EXTMEMOPTS =
 #  -Wl,...:     tell GCC to pass this to linker.
 #    -Map:      create map file
 #    --cref:    add cross reference to  map file
-LDFLAGS = -Wl,-Map=$(TARGET).map,--cref
+LDFLAGS  = -Wl,-Map=$(TARGET).map,--cref
 LDFLAGS += -Wl,--relax 
 LDFLAGS += -Wl,--gc-sections
 LDFLAGS += $(EXTMEMOPTS)
@@ -330,9 +331,7 @@ LDFLAGS += $(PRINTF_LIB) $(SCANF_LIB) $(MATH_LIB)
 
 #---------------- Programming Options (avrdude) ----------------
 
-# Programming hardware: alf avr910 avrisp bascom bsd 
-# dt006 pavr picoweb pony-stk200 sp12 stk200 stk500
-#
+# Programming hardware
 # Type: avrdude -c ?
 # to get a full listing.
 #
@@ -412,6 +411,7 @@ REMOVEDIR = rm -rf
 COPY = cp
 WINSHELL = cmd
 
+
 # Define Messages
 # English
 MSG_ERRORS_NONE = Errors: none
@@ -457,7 +457,7 @@ ALL_ASFLAGS = -mmcu=$(MCU) -I. -x assembler-with-cpp $(ASFLAGS)
 
 
 # Default target.
-all: begin gccversion sizebefore build showliboptions showtarget sizeafter end
+all: begin gccversion sizebefore build sizeafter end
 
 # Change the build target to build a HEX file or a library.
 build: elf hex eep lss sym
@@ -488,9 +488,7 @@ end:
 
 # Display size of file.
 HEXSIZE = $(SIZE) --target=$(FORMAT) $(TARGET).hex
-ELFSIZE = $(SIZE) $(MCU_FLAG) $(FORMAT_FLAG) $(TARGET).elf
-MCU_FLAG = $(shell $(SIZE) --help | grep -- --mcu > /dev/null && echo --mcu=$(MCU) )
-FORMAT_FLAG = $(shell $(SIZE) --help | grep -- --format=.*avr > /dev/null && echo --format=avr )
+ELFSIZE = $(SIZE) --mcu=$(MCU) --format=avr $(TARGET).elf
 
 sizebefore:
 	@if test -f $(TARGET).elf; then echo; echo $(MSG_SIZE_BEFORE); $(ELFSIZE); \
@@ -500,22 +498,7 @@ sizeafter:
 	@if test -f $(TARGET).elf; then echo; echo $(MSG_SIZE_AFTER); $(ELFSIZE); \
 	2>/dev/null; echo; fi
 
-showliboptions:
-	@echo
-	@echo ---- Compile Time Library Options ----
-	@for i in $(LUFA_OPTS:-D%=%); do \
-		echo $$i; \
-	done
-	@echo --------------------------------------
 
-showtarget:
-	@echo
-	@echo --------- Target Information ---------
-	@echo AVR Model: $(MCU)
-	@echo Board:     $(BOARD)
-	@echo Clock:     $(F_CPU)Hz CPU, $(F_CLOCK)Hz Master
-	@echo --------------------------------------
-	
 
 # Display compiler version information.
 gccversion : 
@@ -605,7 +588,7 @@ extcoff: $(TARGET).elf
 %.hex: %.elf
 	@echo
 	@echo $(MSG_FLASH) $@
-	$(OBJCOPY) -O $(FORMAT) -R .eeprom $< $@
+	$(OBJCOPY) -O $(FORMAT) -R .eeprom -R .fuse -R .lock $< $@
 
 %.eep: %.elf
 	@echo
@@ -617,7 +600,7 @@ extcoff: $(TARGET).elf
 %.lss: %.elf
 	@echo
 	@echo $(MSG_EXTENDED_LISTING) $@
-	$(OBJDUMP) -h -z -S $< > $@
+	$(OBJDUMP) -h -S -z $< > $@
 
 # Create a symbol table from ELF output file.
 %.sym: %.elf
@@ -679,18 +662,16 @@ $(OBJDIR)/%.o : %.S
 # Create preprocessed source for use in sending a bug report.
 %.i : %.c
 	$(CC) -E -mmcu=$(MCU) -I. $(CFLAGS) $< -o $@ 
-	
+
 
 # Target: clean project.
-clean: begin clean_list clean_binary end
+clean: begin clean_list end
 
-clean_binary:
-	$(REMOVE) $(TARGET).hex
-	
-clean_list:
+clean_list :
+	@echo
 	@echo $(MSG_CLEANING)
+	$(REMOVE) $(TARGET).hex
 	$(REMOVE) $(TARGET).eep
-	$(REMOVE) $(TARGET)eep.hex
 	$(REMOVE) $(TARGET).cof
 	$(REMOVE) $(TARGET).elf
 	$(REMOVE) $(TARGET).map
@@ -701,7 +682,6 @@ clean_list:
 	$(REMOVE) $(SRC:.c=.s)
 	$(REMOVE) $(SRC:.c=.d)
 	$(REMOVE) $(SRC:.c=.i)
-	$(REMOVE) InvalidEvents.tmp
 	$(REMOVEDIR) .dep
 
 doxygen:
@@ -721,8 +701,7 @@ $(shell mkdir $(OBJDIR) 2>/dev/null)
 
 
 # Listing of phony targets.
-.PHONY : all showliboptions showtarget begin       \
-finish end sizebefore sizeafter gccversion build   \
-elf hex eep lss sym coff extcoff program dfu flip  \
-flip-ee dfu-ee clean debug clean_list clean_binary \
-clean_doxygen gdb-config doxygen
\ No newline at end of file
+.PHONY : all begin finish end sizebefore sizeafter gccversion \
+build elf hex eep lss sym coff extcoff doxygen clean          \
+clean_list clean_doxygen program dfu flip flip-ee dfu-ee      \
+debug gdb-config
diff --git a/Demos/Host/ClassDriver/PrinterHost/makefile b/Demos/Host/ClassDriver/PrinterHost/makefile
index 15a29f73f..3434ad5d9 100644
--- a/Demos/Host/ClassDriver/PrinterHost/makefile
+++ b/Demos/Host/ClassDriver/PrinterHost/makefile
@@ -115,28 +115,22 @@ OBJDIR = .
 LUFA_PATH = ../../../..
 
 
-# LUFA library compile-time options
-LUFA_OPTS += -D USB_HOST_ONLY
+# LUFA library compile-time options and predefined tokens
+LUFA_OPTS  = -D USB_HOST_ONLY
 LUFA_OPTS += -D USE_STATIC_OPTIONS="(USB_OPT_REG_ENABLED | USB_OPT_AUTO_PLL)"
 
 
+# Create the LUFA source path variables by including the LUFA root makefile
+include $(LUFA_PATH)/LUFA/makefile
+
+
 # List C source files here. (C dependencies are automatically generated.)
 SRC = $(TARGET).c                                                 \
-	  $(LUFA_PATH)/LUFA/Drivers/Peripheral/SerialStream.c         \
-	  $(LUFA_PATH)/LUFA/Drivers/Peripheral/Serial.c               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/DevChapter9.c        \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Device.c             \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Endpoint.c           \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Host.c               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/HostChapter9.c       \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/LowLevel.c           \
- 	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Pipe.c               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/USBInterrupt.c       \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/ConfigDescriptor.c  \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/Events.c            \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/USBTask.c           \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/Class/Host/Printer.c          \
-	  
+	  $(LUFA_SRC_USB)                                             \
+	  $(LUFA_SRC_USBCLASS)                                        \
+	  $(LUFA_SRC_SERIAL)                                          \
+	  $(LUFA_SRC_SERIALSTREAM)
+
 
 # List C++ source files here. (C dependencies are automatically generated.)
 CPPSRC = 
@@ -181,15 +175,23 @@ CSTANDARD = -std=c99
 
 
 # Place -D or -U options here for C sources
-CDEFS  = -DF_CPU=$(F_CPU)UL -DF_CLOCK=$(F_CLOCK)UL -DBOARD=BOARD_$(BOARD) $(LUFA_OPTS)
+CDEFS  = -DF_CPU=$(F_CPU)UL
+CDEFS += -DF_CLOCK=$(F_CLOCK)UL
+CDEFS += -DBOARD=BOARD_$(BOARD)
+CDEFS += $(LUFA_OPTS)
 
 
 # Place -D or -U options here for ASM sources
-ADEFS = -DF_CPU=$(F_CPU)
-
+ADEFS  = -DF_CPU=$(F_CPU)
+ADEFS += -DF_CLOCK=$(F_CLOCK)UL
+ADEFS += -DBOARD=BOARD_$(BOARD)
+ADEFS += $(LUFA_OPTS)
 
 # Place -D or -U options here for C++ sources
-CPPDEFS = -DF_CPU=$(F_CPU)UL
+CPPDEFS  = -DF_CPU=$(F_CPU)UL
+CPPDEFS += -DF_CLOCK=$(F_CLOCK)UL
+CPPDEFS += -DBOARD=BOARD_$(BOARD)
+CPPDEFS += $(LUFA_OPTS)
 #CPPDEFS += -D__STDC_LIMIT_MACROS
 #CPPDEFS += -D__STDC_CONSTANT_MACROS
 
@@ -214,8 +216,9 @@ CFLAGS += -fshort-enums
 CFLAGS += -fno-strict-aliasing
 CFLAGS += -Wall
 CFLAGS += -Wstrict-prototypes
-CFLAGS += -Wundef
+#CFLAGS += -mshort-calls
 #CFLAGS += -fno-unit-at-a-time
+#CFLAGS += -Wundef
 #CFLAGS += -Wunreachable-code
 #CFLAGS += -Wsign-compare
 CFLAGS += -Wa,-adhlns=$(<:%.c=$(OBJDIR)/%.lst)
@@ -239,7 +242,7 @@ CPPFLAGS += -fpack-struct
 CPPFLAGS += -fshort-enums
 CPPFLAGS += -fno-exceptions
 CPPFLAGS += -Wall
-CFLAGS += -Wundef
+CPPFLAGS += -Wundef
 #CPPFLAGS += -mshort-calls
 #CPPFLAGS += -fno-unit-at-a-time
 #CPPFLAGS += -Wstrict-prototypes
@@ -316,7 +319,7 @@ EXTMEMOPTS =
 #  -Wl,...:     tell GCC to pass this to linker.
 #    -Map:      create map file
 #    --cref:    add cross reference to  map file
-LDFLAGS = -Wl,-Map=$(TARGET).map,--cref
+LDFLAGS  = -Wl,-Map=$(TARGET).map,--cref
 LDFLAGS += -Wl,--relax 
 LDFLAGS += -Wl,--gc-sections
 LDFLAGS += $(EXTMEMOPTS)
@@ -328,9 +331,7 @@ LDFLAGS += $(PRINTF_LIB) $(SCANF_LIB) $(MATH_LIB)
 
 #---------------- Programming Options (avrdude) ----------------
 
-# Programming hardware: alf avr910 avrisp bascom bsd 
-# dt006 pavr picoweb pony-stk200 sp12 stk200 stk500
-#
+# Programming hardware
 # Type: avrdude -c ?
 # to get a full listing.
 #
@@ -410,6 +411,7 @@ REMOVEDIR = rm -rf
 COPY = cp
 WINSHELL = cmd
 
+
 # Define Messages
 # English
 MSG_ERRORS_NONE = Errors: none
@@ -455,7 +457,7 @@ ALL_ASFLAGS = -mmcu=$(MCU) -I. -x assembler-with-cpp $(ASFLAGS)
 
 
 # Default target.
-all: begin gccversion sizebefore build showliboptions showtarget sizeafter end
+all: begin gccversion sizebefore build sizeafter end
 
 # Change the build target to build a HEX file or a library.
 build: elf hex eep lss sym
@@ -486,9 +488,7 @@ end:
 
 # Display size of file.
 HEXSIZE = $(SIZE) --target=$(FORMAT) $(TARGET).hex
-ELFSIZE = $(SIZE) $(MCU_FLAG) $(FORMAT_FLAG) $(TARGET).elf
-MCU_FLAG = $(shell $(SIZE) --help | grep -- --mcu > /dev/null && echo --mcu=$(MCU) )
-FORMAT_FLAG = $(shell $(SIZE) --help | grep -- --format=.*avr > /dev/null && echo --format=avr )
+ELFSIZE = $(SIZE) --mcu=$(MCU) --format=avr $(TARGET).elf
 
 sizebefore:
 	@if test -f $(TARGET).elf; then echo; echo $(MSG_SIZE_BEFORE); $(ELFSIZE); \
@@ -498,22 +498,7 @@ sizeafter:
 	@if test -f $(TARGET).elf; then echo; echo $(MSG_SIZE_AFTER); $(ELFSIZE); \
 	2>/dev/null; echo; fi
 
-showliboptions:
-	@echo
-	@echo ---- Compile Time Library Options ----
-	@for i in $(LUFA_OPTS:-D%=%); do \
-		echo $$i; \
-	done
-	@echo --------------------------------------
 
-showtarget:
-	@echo
-	@echo --------- Target Information ---------
-	@echo AVR Model: $(MCU)
-	@echo Board:     $(BOARD)
-	@echo Clock:     $(F_CPU)Hz CPU, $(F_CLOCK)Hz Master
-	@echo --------------------------------------
-	
 
 # Display compiler version information.
 gccversion : 
@@ -603,7 +588,7 @@ extcoff: $(TARGET).elf
 %.hex: %.elf
 	@echo
 	@echo $(MSG_FLASH) $@
-	$(OBJCOPY) -O $(FORMAT) -R .eeprom $< $@
+	$(OBJCOPY) -O $(FORMAT) -R .eeprom -R .fuse -R .lock $< $@
 
 %.eep: %.elf
 	@echo
@@ -615,7 +600,7 @@ extcoff: $(TARGET).elf
 %.lss: %.elf
 	@echo
 	@echo $(MSG_EXTENDED_LISTING) $@
-	$(OBJDUMP) -h -z -S $< > $@
+	$(OBJDUMP) -h -S -z $< > $@
 
 # Create a symbol table from ELF output file.
 %.sym: %.elf
@@ -677,18 +662,16 @@ $(OBJDIR)/%.o : %.S
 # Create preprocessed source for use in sending a bug report.
 %.i : %.c
 	$(CC) -E -mmcu=$(MCU) -I. $(CFLAGS) $< -o $@ 
-	
+
 
 # Target: clean project.
-clean: begin clean_list clean_binary end
+clean: begin clean_list end
 
-clean_binary:
-	$(REMOVE) $(TARGET).hex
-	
-clean_list:
+clean_list :
+	@echo
 	@echo $(MSG_CLEANING)
+	$(REMOVE) $(TARGET).hex
 	$(REMOVE) $(TARGET).eep
-	$(REMOVE) $(TARGET)eep.hex
 	$(REMOVE) $(TARGET).cof
 	$(REMOVE) $(TARGET).elf
 	$(REMOVE) $(TARGET).map
@@ -699,7 +682,6 @@ clean_list:
 	$(REMOVE) $(SRC:.c=.s)
 	$(REMOVE) $(SRC:.c=.d)
 	$(REMOVE) $(SRC:.c=.i)
-	$(REMOVE) InvalidEvents.tmp
 	$(REMOVEDIR) .dep
 
 doxygen:
@@ -719,8 +701,7 @@ $(shell mkdir $(OBJDIR) 2>/dev/null)
 
 
 # Listing of phony targets.
-.PHONY : all showliboptions showtarget begin       \
-finish end sizebefore sizeafter gccversion build   \
-elf hex eep lss sym coff extcoff program dfu flip  \
-flip-ee dfu-ee clean debug clean_list clean_binary \
-clean_doxygen gdb-config doxygen
\ No newline at end of file
+.PHONY : all begin finish end sizebefore sizeafter gccversion \
+build elf hex eep lss sym coff extcoff doxygen clean          \
+clean_list clean_doxygen program dfu flip flip-ee dfu-ee      \
+debug gdb-config
diff --git a/Demos/Host/ClassDriver/RNDISEthernetHost/makefile b/Demos/Host/ClassDriver/RNDISEthernetHost/makefile
index 28efa4a54..3f1b082f1 100644
--- a/Demos/Host/ClassDriver/RNDISEthernetHost/makefile
+++ b/Demos/Host/ClassDriver/RNDISEthernetHost/makefile
@@ -115,29 +115,22 @@ OBJDIR = .
 LUFA_PATH = ../../../..
 
 
-# LUFA library compile-time options
-LUFA_OPTS += -D USB_HOST_ONLY
+# LUFA library compile-time options and predefined tokens
+LUFA_OPTS  = -D USB_HOST_ONLY
 LUFA_OPTS += -D USE_STATIC_OPTIONS="(USB_OPT_REG_ENABLED | USB_OPT_AUTO_PLL)"
 
 
+# Create the LUFA source path variables by including the LUFA root makefile
+include $(LUFA_PATH)/LUFA/makefile
+
+
 # List C source files here. (C dependencies are automatically generated.)
 SRC = $(TARGET).c                                                 \
-	  $(LUFA_PATH)/LUFA/Drivers/Peripheral/SerialStream.c         \
-	  $(LUFA_PATH)/LUFA/Drivers/Peripheral/Serial.c               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/DevChapter9.c        \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Device.c             \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Endpoint.c           \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Host.c               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/HostChapter9.c       \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/LowLevel.c           \
- 	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Pipe.c               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/USBInterrupt.c       \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/ConfigDescriptor.c  \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/Events.c            \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/USBTask.c           \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/Class/Device/RNDIS.c          \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/Class/Host/RNDIS.c            \
-	  
+	  $(LUFA_SRC_USB)                                             \
+	  $(LUFA_SRC_USBCLASS)                                        \
+	  $(LUFA_SRC_SERIAL)                                          \
+	  $(LUFA_SRC_SERIALSTREAM)
+
 
 # List C++ source files here. (C dependencies are automatically generated.)
 CPPSRC = 
@@ -182,15 +175,23 @@ CSTANDARD = -std=c99
 
 
 # Place -D or -U options here for C sources
-CDEFS  = -DF_CPU=$(F_CPU)UL -DF_CLOCK=$(F_CLOCK)UL -DBOARD=BOARD_$(BOARD) $(LUFA_OPTS)
+CDEFS  = -DF_CPU=$(F_CPU)UL
+CDEFS += -DF_CLOCK=$(F_CLOCK)UL
+CDEFS += -DBOARD=BOARD_$(BOARD)
+CDEFS += $(LUFA_OPTS)
 
 
 # Place -D or -U options here for ASM sources
-ADEFS = -DF_CPU=$(F_CPU)
-
+ADEFS  = -DF_CPU=$(F_CPU)
+ADEFS += -DF_CLOCK=$(F_CLOCK)UL
+ADEFS += -DBOARD=BOARD_$(BOARD)
+ADEFS += $(LUFA_OPTS)
 
 # Place -D or -U options here for C++ sources
-CPPDEFS = -DF_CPU=$(F_CPU)UL
+CPPDEFS  = -DF_CPU=$(F_CPU)UL
+CPPDEFS += -DF_CLOCK=$(F_CLOCK)UL
+CPPDEFS += -DBOARD=BOARD_$(BOARD)
+CPPDEFS += $(LUFA_OPTS)
 #CPPDEFS += -D__STDC_LIMIT_MACROS
 #CPPDEFS += -D__STDC_CONSTANT_MACROS
 
@@ -215,8 +216,9 @@ CFLAGS += -fshort-enums
 CFLAGS += -fno-strict-aliasing
 CFLAGS += -Wall
 CFLAGS += -Wstrict-prototypes
-CFLAGS += -Wundef
+#CFLAGS += -mshort-calls
 #CFLAGS += -fno-unit-at-a-time
+#CFLAGS += -Wundef
 #CFLAGS += -Wunreachable-code
 #CFLAGS += -Wsign-compare
 CFLAGS += -Wa,-adhlns=$(<:%.c=$(OBJDIR)/%.lst)
@@ -240,7 +242,7 @@ CPPFLAGS += -fpack-struct
 CPPFLAGS += -fshort-enums
 CPPFLAGS += -fno-exceptions
 CPPFLAGS += -Wall
-CFLAGS += -Wundef
+CPPFLAGS += -Wundef
 #CPPFLAGS += -mshort-calls
 #CPPFLAGS += -fno-unit-at-a-time
 #CPPFLAGS += -Wstrict-prototypes
@@ -317,7 +319,7 @@ EXTMEMOPTS =
 #  -Wl,...:     tell GCC to pass this to linker.
 #    -Map:      create map file
 #    --cref:    add cross reference to  map file
-LDFLAGS = -Wl,-Map=$(TARGET).map,--cref
+LDFLAGS  = -Wl,-Map=$(TARGET).map,--cref
 LDFLAGS += -Wl,--relax 
 LDFLAGS += -Wl,--gc-sections
 LDFLAGS += $(EXTMEMOPTS)
@@ -329,9 +331,7 @@ LDFLAGS += $(PRINTF_LIB) $(SCANF_LIB) $(MATH_LIB)
 
 #---------------- Programming Options (avrdude) ----------------
 
-# Programming hardware: alf avr910 avrisp bascom bsd 
-# dt006 pavr picoweb pony-stk200 sp12 stk200 stk500
-#
+# Programming hardware
 # Type: avrdude -c ?
 # to get a full listing.
 #
@@ -411,6 +411,7 @@ REMOVEDIR = rm -rf
 COPY = cp
 WINSHELL = cmd
 
+
 # Define Messages
 # English
 MSG_ERRORS_NONE = Errors: none
@@ -456,7 +457,7 @@ ALL_ASFLAGS = -mmcu=$(MCU) -I. -x assembler-with-cpp $(ASFLAGS)
 
 
 # Default target.
-all: begin gccversion sizebefore build showliboptions showtarget sizeafter end
+all: begin gccversion sizebefore build sizeafter end
 
 # Change the build target to build a HEX file or a library.
 build: elf hex eep lss sym
@@ -487,9 +488,7 @@ end:
 
 # Display size of file.
 HEXSIZE = $(SIZE) --target=$(FORMAT) $(TARGET).hex
-ELFSIZE = $(SIZE) $(MCU_FLAG) $(FORMAT_FLAG) $(TARGET).elf
-MCU_FLAG = $(shell $(SIZE) --help | grep -- --mcu > /dev/null && echo --mcu=$(MCU) )
-FORMAT_FLAG = $(shell $(SIZE) --help | grep -- --format=.*avr > /dev/null && echo --format=avr )
+ELFSIZE = $(SIZE) --mcu=$(MCU) --format=avr $(TARGET).elf
 
 sizebefore:
 	@if test -f $(TARGET).elf; then echo; echo $(MSG_SIZE_BEFORE); $(ELFSIZE); \
@@ -499,22 +498,7 @@ sizeafter:
 	@if test -f $(TARGET).elf; then echo; echo $(MSG_SIZE_AFTER); $(ELFSIZE); \
 	2>/dev/null; echo; fi
 
-showliboptions:
-	@echo
-	@echo ---- Compile Time Library Options ----
-	@for i in $(LUFA_OPTS:-D%=%); do \
-		echo $$i; \
-	done
-	@echo --------------------------------------
 
-showtarget:
-	@echo
-	@echo --------- Target Information ---------
-	@echo AVR Model: $(MCU)
-	@echo Board:     $(BOARD)
-	@echo Clock:     $(F_CPU)Hz CPU, $(F_CLOCK)Hz Master
-	@echo --------------------------------------
-	
 
 # Display compiler version information.
 gccversion : 
@@ -604,7 +588,7 @@ extcoff: $(TARGET).elf
 %.hex: %.elf
 	@echo
 	@echo $(MSG_FLASH) $@
-	$(OBJCOPY) -O $(FORMAT) -R .eeprom $< $@
+	$(OBJCOPY) -O $(FORMAT) -R .eeprom -R .fuse -R .lock $< $@
 
 %.eep: %.elf
 	@echo
@@ -616,7 +600,7 @@ extcoff: $(TARGET).elf
 %.lss: %.elf
 	@echo
 	@echo $(MSG_EXTENDED_LISTING) $@
-	$(OBJDUMP) -h -z -S $< > $@
+	$(OBJDUMP) -h -S -z $< > $@
 
 # Create a symbol table from ELF output file.
 %.sym: %.elf
@@ -678,18 +662,16 @@ $(OBJDIR)/%.o : %.S
 # Create preprocessed source for use in sending a bug report.
 %.i : %.c
 	$(CC) -E -mmcu=$(MCU) -I. $(CFLAGS) $< -o $@ 
-	
+
 
 # Target: clean project.
-clean: begin clean_list clean_binary end
+clean: begin clean_list end
 
-clean_binary:
-	$(REMOVE) $(TARGET).hex
-	
-clean_list:
+clean_list :
+	@echo
 	@echo $(MSG_CLEANING)
+	$(REMOVE) $(TARGET).hex
 	$(REMOVE) $(TARGET).eep
-	$(REMOVE) $(TARGET)eep.hex
 	$(REMOVE) $(TARGET).cof
 	$(REMOVE) $(TARGET).elf
 	$(REMOVE) $(TARGET).map
@@ -700,7 +682,6 @@ clean_list:
 	$(REMOVE) $(SRC:.c=.s)
 	$(REMOVE) $(SRC:.c=.d)
 	$(REMOVE) $(SRC:.c=.i)
-	$(REMOVE) InvalidEvents.tmp
 	$(REMOVEDIR) .dep
 
 doxygen:
@@ -720,8 +701,7 @@ $(shell mkdir $(OBJDIR) 2>/dev/null)
 
 
 # Listing of phony targets.
-.PHONY : all showliboptions showtarget begin       \
-finish end sizebefore sizeafter gccversion build   \
-elf hex eep lss sym coff extcoff program dfu flip  \
-flip-ee dfu-ee clean debug clean_list clean_binary \
-clean_doxygen gdb-config doxygen
\ No newline at end of file
+.PHONY : all begin finish end sizebefore sizeafter gccversion \
+build elf hex eep lss sym coff extcoff doxygen clean          \
+clean_list clean_doxygen program dfu flip flip-ee dfu-ee      \
+debug gdb-config
diff --git a/Demos/Host/ClassDriver/StillImageHost/makefile b/Demos/Host/ClassDriver/StillImageHost/makefile
index 53edd2829..f34358f12 100644
--- a/Demos/Host/ClassDriver/StillImageHost/makefile
+++ b/Demos/Host/ClassDriver/StillImageHost/makefile
@@ -115,28 +115,22 @@ OBJDIR = .
 LUFA_PATH = ../../../..
 
 
-# LUFA library compile-time options
+# LUFA library compile-time options and predefined tokens
 LUFA_OPTS  = -D USB_HOST_ONLY
 LUFA_OPTS += -D USE_STATIC_OPTIONS="(USB_OPT_REG_ENABLED | USB_OPT_AUTO_PLL)"
 
 
+# Create the LUFA source path variables by including the LUFA root makefile
+include $(LUFA_PATH)/LUFA/makefile
+
+
 # List C source files here. (C dependencies are automatically generated.)
 SRC = $(TARGET).c                                                 \
-	  $(LUFA_PATH)/LUFA/Drivers/Peripheral/SerialStream.c         \
-	  $(LUFA_PATH)/LUFA/Drivers/Peripheral/Serial.c               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/DevChapter9.c        \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Device.c             \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Endpoint.c           \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Host.c               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/HostChapter9.c       \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/LowLevel.c           \
- 	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Pipe.c               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/USBInterrupt.c       \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/ConfigDescriptor.c  \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/Events.c            \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/USBTask.c           \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/Class/Host/StillImage.c       \
-	  
+	  $(LUFA_SRC_USB)                                             \
+	  $(LUFA_SRC_USBCLASS)                                        \
+	  $(LUFA_SRC_SERIAL)                                          \
+	  $(LUFA_SRC_SERIALSTREAM)
+
 
 # List C++ source files here. (C dependencies are automatically generated.)
 CPPSRC = 
@@ -181,15 +175,23 @@ CSTANDARD = -std=c99
 
 
 # Place -D or -U options here for C sources
-CDEFS  = -DF_CPU=$(F_CPU)UL -DF_CLOCK=$(F_CLOCK)UL -DBOARD=BOARD_$(BOARD) $(LUFA_OPTS)
+CDEFS  = -DF_CPU=$(F_CPU)UL
+CDEFS += -DF_CLOCK=$(F_CLOCK)UL
+CDEFS += -DBOARD=BOARD_$(BOARD)
+CDEFS += $(LUFA_OPTS)
 
 
 # Place -D or -U options here for ASM sources
-ADEFS = -DF_CPU=$(F_CPU)
-
+ADEFS  = -DF_CPU=$(F_CPU)
+ADEFS += -DF_CLOCK=$(F_CLOCK)UL
+ADEFS += -DBOARD=BOARD_$(BOARD)
+ADEFS += $(LUFA_OPTS)
 
 # Place -D or -U options here for C++ sources
-CPPDEFS = -DF_CPU=$(F_CPU)UL
+CPPDEFS  = -DF_CPU=$(F_CPU)UL
+CPPDEFS += -DF_CLOCK=$(F_CLOCK)UL
+CPPDEFS += -DBOARD=BOARD_$(BOARD)
+CPPDEFS += $(LUFA_OPTS)
 #CPPDEFS += -D__STDC_LIMIT_MACROS
 #CPPDEFS += -D__STDC_CONSTANT_MACROS
 
@@ -214,8 +216,9 @@ CFLAGS += -fshort-enums
 CFLAGS += -fno-strict-aliasing
 CFLAGS += -Wall
 CFLAGS += -Wstrict-prototypes
-CFLAGS += -Wundef
+#CFLAGS += -mshort-calls
 #CFLAGS += -fno-unit-at-a-time
+#CFLAGS += -Wundef
 #CFLAGS += -Wunreachable-code
 #CFLAGS += -Wsign-compare
 CFLAGS += -Wa,-adhlns=$(<:%.c=$(OBJDIR)/%.lst)
@@ -239,7 +242,7 @@ CPPFLAGS += -fpack-struct
 CPPFLAGS += -fshort-enums
 CPPFLAGS += -fno-exceptions
 CPPFLAGS += -Wall
-CFLAGS += -Wundef
+CPPFLAGS += -Wundef
 #CPPFLAGS += -mshort-calls
 #CPPFLAGS += -fno-unit-at-a-time
 #CPPFLAGS += -Wstrict-prototypes
@@ -316,7 +319,7 @@ EXTMEMOPTS =
 #  -Wl,...:     tell GCC to pass this to linker.
 #    -Map:      create map file
 #    --cref:    add cross reference to  map file
-LDFLAGS = -Wl,-Map=$(TARGET).map,--cref
+LDFLAGS  = -Wl,-Map=$(TARGET).map,--cref
 LDFLAGS += -Wl,--relax 
 LDFLAGS += -Wl,--gc-sections
 LDFLAGS += $(EXTMEMOPTS)
@@ -328,9 +331,7 @@ LDFLAGS += $(PRINTF_LIB) $(SCANF_LIB) $(MATH_LIB)
 
 #---------------- Programming Options (avrdude) ----------------
 
-# Programming hardware: alf avr910 avrisp bascom bsd 
-# dt006 pavr picoweb pony-stk200 sp12 stk200 stk500
-#
+# Programming hardware
 # Type: avrdude -c ?
 # to get a full listing.
 #
@@ -410,6 +411,7 @@ REMOVEDIR = rm -rf
 COPY = cp
 WINSHELL = cmd
 
+
 # Define Messages
 # English
 MSG_ERRORS_NONE = Errors: none
@@ -455,7 +457,7 @@ ALL_ASFLAGS = -mmcu=$(MCU) -I. -x assembler-with-cpp $(ASFLAGS)
 
 
 # Default target.
-all: begin gccversion sizebefore build showliboptions showtarget sizeafter end
+all: begin gccversion sizebefore build sizeafter end
 
 # Change the build target to build a HEX file or a library.
 build: elf hex eep lss sym
@@ -486,9 +488,7 @@ end:
 
 # Display size of file.
 HEXSIZE = $(SIZE) --target=$(FORMAT) $(TARGET).hex
-ELFSIZE = $(SIZE) $(MCU_FLAG) $(FORMAT_FLAG) $(TARGET).elf
-MCU_FLAG = $(shell $(SIZE) --help | grep -- --mcu > /dev/null && echo --mcu=$(MCU) )
-FORMAT_FLAG = $(shell $(SIZE) --help | grep -- --format=.*avr > /dev/null && echo --format=avr )
+ELFSIZE = $(SIZE) --mcu=$(MCU) --format=avr $(TARGET).elf
 
 sizebefore:
 	@if test -f $(TARGET).elf; then echo; echo $(MSG_SIZE_BEFORE); $(ELFSIZE); \
@@ -498,22 +498,7 @@ sizeafter:
 	@if test -f $(TARGET).elf; then echo; echo $(MSG_SIZE_AFTER); $(ELFSIZE); \
 	2>/dev/null; echo; fi
 
-showliboptions:
-	@echo
-	@echo ---- Compile Time Library Options ----
-	@for i in $(LUFA_OPTS:-D%=%); do \
-		echo $$i; \
-	done
-	@echo --------------------------------------
 
-showtarget:
-	@echo
-	@echo --------- Target Information ---------
-	@echo AVR Model: $(MCU)
-	@echo Board:     $(BOARD)
-	@echo Clock:     $(F_CPU)Hz CPU, $(F_CLOCK)Hz Master
-	@echo --------------------------------------
-	
 
 # Display compiler version information.
 gccversion : 
@@ -603,7 +588,7 @@ extcoff: $(TARGET).elf
 %.hex: %.elf
 	@echo
 	@echo $(MSG_FLASH) $@
-	$(OBJCOPY) -O $(FORMAT) -R .eeprom $< $@
+	$(OBJCOPY) -O $(FORMAT) -R .eeprom -R .fuse -R .lock $< $@
 
 %.eep: %.elf
 	@echo
@@ -615,7 +600,7 @@ extcoff: $(TARGET).elf
 %.lss: %.elf
 	@echo
 	@echo $(MSG_EXTENDED_LISTING) $@
-	$(OBJDUMP) -h -z -S $< > $@
+	$(OBJDUMP) -h -S -z $< > $@
 
 # Create a symbol table from ELF output file.
 %.sym: %.elf
@@ -677,18 +662,16 @@ $(OBJDIR)/%.o : %.S
 # Create preprocessed source for use in sending a bug report.
 %.i : %.c
 	$(CC) -E -mmcu=$(MCU) -I. $(CFLAGS) $< -o $@ 
-	
+
 
 # Target: clean project.
-clean: begin clean_list clean_binary end
+clean: begin clean_list end
 
-clean_binary:
-	$(REMOVE) $(TARGET).hex
-	
-clean_list:
+clean_list :
+	@echo
 	@echo $(MSG_CLEANING)
+	$(REMOVE) $(TARGET).hex
 	$(REMOVE) $(TARGET).eep
-	$(REMOVE) $(TARGET)eep.hex
 	$(REMOVE) $(TARGET).cof
 	$(REMOVE) $(TARGET).elf
 	$(REMOVE) $(TARGET).map
@@ -699,7 +682,6 @@ clean_list:
 	$(REMOVE) $(SRC:.c=.s)
 	$(REMOVE) $(SRC:.c=.d)
 	$(REMOVE) $(SRC:.c=.i)
-	$(REMOVE) InvalidEvents.tmp
 	$(REMOVEDIR) .dep
 
 doxygen:
@@ -719,8 +701,7 @@ $(shell mkdir $(OBJDIR) 2>/dev/null)
 
 
 # Listing of phony targets.
-.PHONY : all showliboptions showtarget begin       \
-finish end sizebefore sizeafter gccversion build   \
-elf hex eep lss sym coff extcoff program dfu flip  \
-flip-ee dfu-ee clean debug clean_list clean_binary \
-clean_doxygen gdb-config doxygen
\ No newline at end of file
+.PHONY : all begin finish end sizebefore sizeafter gccversion \
+build elf hex eep lss sym coff extcoff doxygen clean          \
+clean_list clean_doxygen program dfu flip flip-ee dfu-ee      \
+debug gdb-config
diff --git a/Demos/Host/ClassDriver/VirtualSerialHost/makefile b/Demos/Host/ClassDriver/VirtualSerialHost/makefile
index 7b0a27b43..6399d2da0 100644
--- a/Demos/Host/ClassDriver/VirtualSerialHost/makefile
+++ b/Demos/Host/ClassDriver/VirtualSerialHost/makefile
@@ -115,29 +115,22 @@ OBJDIR = .
 LUFA_PATH = ../../../..
 
 
-# LUFA library compile-time options
-LUFA_OPTS += -D USB_HOST_ONLY
+# LUFA library compile-time options and predefined tokens
+LUFA_OPTS  = -D USB_HOST_ONLY
 LUFA_OPTS += -D USE_STATIC_OPTIONS="(USB_OPT_REG_ENABLED | USB_OPT_AUTO_PLL)"
 
 
+# Create the LUFA source path variables by including the LUFA root makefile
+include $(LUFA_PATH)/LUFA/makefile
+
+
 # List C source files here. (C dependencies are automatically generated.)
 SRC = $(TARGET).c                                                 \
-	  $(LUFA_PATH)/LUFA/Drivers/Peripheral/SerialStream.c         \
-	  $(LUFA_PATH)/LUFA/Drivers/Peripheral/Serial.c               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/DevChapter9.c        \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Device.c             \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Endpoint.c           \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Host.c               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/HostChapter9.c       \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/LowLevel.c           \
- 	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Pipe.c               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/USBInterrupt.c       \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/ConfigDescriptor.c  \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/Events.c            \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/USBTask.c           \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/Class/Device/CDC.c            \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/Class/Host/CDC.c              \
-	  
+	  $(LUFA_SRC_USB)                                             \
+	  $(LUFA_SRC_USBCLASS)                                        \
+	  $(LUFA_SRC_SERIAL)                                          \
+	  $(LUFA_SRC_SERIALSTREAM)
+
 
 # List C++ source files here. (C dependencies are automatically generated.)
 CPPSRC = 
@@ -182,15 +175,23 @@ CSTANDARD = -std=c99
 
 
 # Place -D or -U options here for C sources
-CDEFS  = -DF_CPU=$(F_CPU)UL -DF_CLOCK=$(F_CLOCK)UL -DBOARD=BOARD_$(BOARD) $(LUFA_OPTS)
+CDEFS  = -DF_CPU=$(F_CPU)UL
+CDEFS += -DF_CLOCK=$(F_CLOCK)UL
+CDEFS += -DBOARD=BOARD_$(BOARD)
+CDEFS += $(LUFA_OPTS)
 
 
 # Place -D or -U options here for ASM sources
-ADEFS = -DF_CPU=$(F_CPU)
-
+ADEFS  = -DF_CPU=$(F_CPU)
+ADEFS += -DF_CLOCK=$(F_CLOCK)UL
+ADEFS += -DBOARD=BOARD_$(BOARD)
+ADEFS += $(LUFA_OPTS)
 
 # Place -D or -U options here for C++ sources
-CPPDEFS = -DF_CPU=$(F_CPU)UL
+CPPDEFS  = -DF_CPU=$(F_CPU)UL
+CPPDEFS += -DF_CLOCK=$(F_CLOCK)UL
+CPPDEFS += -DBOARD=BOARD_$(BOARD)
+CPPDEFS += $(LUFA_OPTS)
 #CPPDEFS += -D__STDC_LIMIT_MACROS
 #CPPDEFS += -D__STDC_CONSTANT_MACROS
 
@@ -215,8 +216,9 @@ CFLAGS += -fshort-enums
 CFLAGS += -fno-strict-aliasing
 CFLAGS += -Wall
 CFLAGS += -Wstrict-prototypes
-CFLAGS += -Wundef
+#CFLAGS += -mshort-calls
 #CFLAGS += -fno-unit-at-a-time
+#CFLAGS += -Wundef
 #CFLAGS += -Wunreachable-code
 #CFLAGS += -Wsign-compare
 CFLAGS += -Wa,-adhlns=$(<:%.c=$(OBJDIR)/%.lst)
@@ -240,7 +242,7 @@ CPPFLAGS += -fpack-struct
 CPPFLAGS += -fshort-enums
 CPPFLAGS += -fno-exceptions
 CPPFLAGS += -Wall
-CFLAGS += -Wundef
+CPPFLAGS += -Wundef
 #CPPFLAGS += -mshort-calls
 #CPPFLAGS += -fno-unit-at-a-time
 #CPPFLAGS += -Wstrict-prototypes
@@ -317,7 +319,7 @@ EXTMEMOPTS =
 #  -Wl,...:     tell GCC to pass this to linker.
 #    -Map:      create map file
 #    --cref:    add cross reference to  map file
-LDFLAGS = -Wl,-Map=$(TARGET).map,--cref
+LDFLAGS  = -Wl,-Map=$(TARGET).map,--cref
 LDFLAGS += -Wl,--relax 
 LDFLAGS += -Wl,--gc-sections
 LDFLAGS += $(EXTMEMOPTS)
@@ -329,9 +331,7 @@ LDFLAGS += $(PRINTF_LIB) $(SCANF_LIB) $(MATH_LIB)
 
 #---------------- Programming Options (avrdude) ----------------
 
-# Programming hardware: alf avr910 avrisp bascom bsd 
-# dt006 pavr picoweb pony-stk200 sp12 stk200 stk500
-#
+# Programming hardware
 # Type: avrdude -c ?
 # to get a full listing.
 #
@@ -411,6 +411,7 @@ REMOVEDIR = rm -rf
 COPY = cp
 WINSHELL = cmd
 
+
 # Define Messages
 # English
 MSG_ERRORS_NONE = Errors: none
@@ -456,7 +457,7 @@ ALL_ASFLAGS = -mmcu=$(MCU) -I. -x assembler-with-cpp $(ASFLAGS)
 
 
 # Default target.
-all: begin gccversion sizebefore build showliboptions showtarget sizeafter end
+all: begin gccversion sizebefore build sizeafter end
 
 # Change the build target to build a HEX file or a library.
 build: elf hex eep lss sym
@@ -487,9 +488,7 @@ end:
 
 # Display size of file.
 HEXSIZE = $(SIZE) --target=$(FORMAT) $(TARGET).hex
-ELFSIZE = $(SIZE) $(MCU_FLAG) $(FORMAT_FLAG) $(TARGET).elf
-MCU_FLAG = $(shell $(SIZE) --help | grep -- --mcu > /dev/null && echo --mcu=$(MCU) )
-FORMAT_FLAG = $(shell $(SIZE) --help | grep -- --format=.*avr > /dev/null && echo --format=avr )
+ELFSIZE = $(SIZE) --mcu=$(MCU) --format=avr $(TARGET).elf
 
 sizebefore:
 	@if test -f $(TARGET).elf; then echo; echo $(MSG_SIZE_BEFORE); $(ELFSIZE); \
@@ -499,22 +498,7 @@ sizeafter:
 	@if test -f $(TARGET).elf; then echo; echo $(MSG_SIZE_AFTER); $(ELFSIZE); \
 	2>/dev/null; echo; fi
 
-showliboptions:
-	@echo
-	@echo ---- Compile Time Library Options ----
-	@for i in $(LUFA_OPTS:-D%=%); do \
-		echo $$i; \
-	done
-	@echo --------------------------------------
 
-showtarget:
-	@echo
-	@echo --------- Target Information ---------
-	@echo AVR Model: $(MCU)
-	@echo Board:     $(BOARD)
-	@echo Clock:     $(F_CPU)Hz CPU, $(F_CLOCK)Hz Master
-	@echo --------------------------------------
-	
 
 # Display compiler version information.
 gccversion : 
@@ -604,7 +588,7 @@ extcoff: $(TARGET).elf
 %.hex: %.elf
 	@echo
 	@echo $(MSG_FLASH) $@
-	$(OBJCOPY) -O $(FORMAT) -R .eeprom $< $@
+	$(OBJCOPY) -O $(FORMAT) -R .eeprom -R .fuse -R .lock $< $@
 
 %.eep: %.elf
 	@echo
@@ -616,7 +600,7 @@ extcoff: $(TARGET).elf
 %.lss: %.elf
 	@echo
 	@echo $(MSG_EXTENDED_LISTING) $@
-	$(OBJDUMP) -h -z -S $< > $@
+	$(OBJDUMP) -h -S -z $< > $@
 
 # Create a symbol table from ELF output file.
 %.sym: %.elf
@@ -678,18 +662,16 @@ $(OBJDIR)/%.o : %.S
 # Create preprocessed source for use in sending a bug report.
 %.i : %.c
 	$(CC) -E -mmcu=$(MCU) -I. $(CFLAGS) $< -o $@ 
-	
+
 
 # Target: clean project.
-clean: begin clean_list clean_binary end
+clean: begin clean_list end
 
-clean_binary:
-	$(REMOVE) $(TARGET).hex
-	
-clean_list:
+clean_list :
+	@echo
 	@echo $(MSG_CLEANING)
+	$(REMOVE) $(TARGET).hex
 	$(REMOVE) $(TARGET).eep
-	$(REMOVE) $(TARGET)eep.hex
 	$(REMOVE) $(TARGET).cof
 	$(REMOVE) $(TARGET).elf
 	$(REMOVE) $(TARGET).map
@@ -700,7 +682,6 @@ clean_list:
 	$(REMOVE) $(SRC:.c=.s)
 	$(REMOVE) $(SRC:.c=.d)
 	$(REMOVE) $(SRC:.c=.i)
-	$(REMOVE) InvalidEvents.tmp
 	$(REMOVEDIR) .dep
 
 doxygen:
@@ -720,8 +701,7 @@ $(shell mkdir $(OBJDIR) 2>/dev/null)
 
 
 # Listing of phony targets.
-.PHONY : all showliboptions showtarget begin       \
-finish end sizebefore sizeafter gccversion build   \
-elf hex eep lss sym coff extcoff program dfu flip  \
-flip-ee dfu-ee clean debug clean_list clean_binary \
-clean_doxygen gdb-config doxygen
\ No newline at end of file
+.PHONY : all begin finish end sizebefore sizeafter gccversion \
+build elf hex eep lss sym coff extcoff doxygen clean          \
+clean_list clean_doxygen program dfu flip flip-ee dfu-ee      \
+debug gdb-config
diff --git a/Demos/Host/Incomplete/BluetoothHost/makefile b/Demos/Host/Incomplete/BluetoothHost/makefile
index 90f0255b3..50de5a149 100644
--- a/Demos/Host/Incomplete/BluetoothHost/makefile
+++ b/Demos/Host/Incomplete/BluetoothHost/makefile
@@ -71,28 +71,21 @@ BOARD  = USBKEY
 
 # Processor frequency.
 #     This will define a symbol, F_CPU, in all source code files equal to the 
-#     processor frequency. You can then use this symbol in your source code to 
+#     processor frequency in Hz. You can then use this symbol in your source code to 
 #     calculate timings. Do NOT tack on a 'UL' at the end, this will be done
 #     automatically to create a 32-bit value in your source code.
-#     Typical values are:
-#         F_CPU =  1000000
-#         F_CPU =  1843200
-#         F_CPU =  2000000
-#         F_CPU =  3686400
-#         F_CPU =  4000000
-#         F_CPU =  7372800
-#         F_CPU =  8000000
-#         F_CPU = 11059200
-#         F_CPU = 14745600
-#         F_CPU = 16000000
-#         F_CPU = 18432000
-#         F_CPU = 20000000
+#
+#     This will be an integer division of F_CLOCK below, as it is sourced by
+#     F_CLOCK after it has run through any CPU prescalers. Note that this value
+#     does not *change* the processor frequency - it should merely be updated to
+#     reflect the processor speed set externally so that the code can use accurate
+#     software delays.
 F_CPU = 16000000
 
 
 # Input clock frequency.
 #     This will define a symbol, F_CLOCK, in all source code files equal to the 
-#     input clock frequency (before any prescaling is performed). This value may
+#     input clock frequency (before any prescaling is performed) in Hz. This value may
 #     differ from F_CPU if prescaling is used on the latter, and is required as the
 #     raw input clock is fed directly to the PLL sections of the AVR for high speed
 #     clock generation for the USB and other AVR subsections. Do NOT tack on a 'UL'
@@ -122,12 +115,16 @@ OBJDIR = .
 LUFA_PATH = ../../../..
 
 
-# LUFA library compile-time options
+# LUFA library compile-time options and predefined tokens
 LUFA_OPTS  = -D USB_HOST_ONLY
 LUFA_OPTS += -D NO_STREAM_CALLBACKS
 LUFA_OPTS += -D USE_STATIC_OPTIONS="(USB_OPT_REG_ENABLED | USB_OPT_AUTO_PLL)"
 
 
+# Create the LUFA source path variables by including the LUFA root makefile
+include $(LUFA_PATH)/LUFA/makefile
+
+
 # List C source files here. (C dependencies are automatically generated.)
 SRC = $(TARGET).c                                                 \
 	  BluetoothEvents.c                                           \
@@ -140,19 +137,9 @@ SRC = $(TARGET).c                                                 \
 	  Lib/SDPServices.c                                           \
 	  Lib/RFCOMM.c                                                \
 	  Lib/RFCOMMControl.c                                         \
-	  $(LUFA_PATH)/LUFA/Drivers/Peripheral/SerialStream.c         \
-	  $(LUFA_PATH)/LUFA/Drivers/Peripheral/Serial.c               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/DevChapter9.c        \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Device.c             \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Endpoint.c           \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Host.c               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/HostChapter9.c       \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/LowLevel.c           \
- 	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Pipe.c               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/USBInterrupt.c       \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/ConfigDescriptor.c  \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/Events.c            \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/USBTask.c           \
+	  $(LUFA_SRC_USB)                                             \
+	  $(LUFA_SRC_SERIAL)                                          \
+	  $(LUFA_SRC_SERIALSTREAM)
 
 
 # List C++ source files here. (C dependencies are automatically generated.)
@@ -198,15 +185,23 @@ CSTANDARD = -std=c99
 
 
 # Place -D or -U options here for C sources
-CDEFS  = -DF_CPU=$(F_CPU)UL -DF_CLOCK=$(F_CLOCK)UL -DBOARD=BOARD_$(BOARD) $(LUFA_OPTS)
+CDEFS  = -DF_CPU=$(F_CPU)UL
+CDEFS += -DF_CLOCK=$(F_CLOCK)UL
+CDEFS += -DBOARD=BOARD_$(BOARD)
+CDEFS += $(LUFA_OPTS)
 
 
 # Place -D or -U options here for ASM sources
-ADEFS = -DF_CPU=$(F_CPU)
-
+ADEFS  = -DF_CPU=$(F_CPU)
+ADEFS += -DF_CLOCK=$(F_CLOCK)UL
+ADEFS += -DBOARD=BOARD_$(BOARD)
+ADEFS += $(LUFA_OPTS)
 
 # Place -D or -U options here for C++ sources
-CPPDEFS = -DF_CPU=$(F_CPU)UL
+CPPDEFS  = -DF_CPU=$(F_CPU)UL
+CPPDEFS += -DF_CLOCK=$(F_CLOCK)UL
+CPPDEFS += -DBOARD=BOARD_$(BOARD)
+CPPDEFS += $(LUFA_OPTS)
 #CPPDEFS += -D__STDC_LIMIT_MACROS
 #CPPDEFS += -D__STDC_CONSTANT_MACROS
 
@@ -231,8 +226,9 @@ CFLAGS += -fshort-enums
 CFLAGS += -fno-strict-aliasing
 CFLAGS += -Wall
 CFLAGS += -Wstrict-prototypes
-CFLAGS += -Wundef
+#CFLAGS += -mshort-calls
 #CFLAGS += -fno-unit-at-a-time
+#CFLAGS += -Wundef
 #CFLAGS += -Wunreachable-code
 #CFLAGS += -Wsign-compare
 CFLAGS += -Wa,-adhlns=$(<:%.c=$(OBJDIR)/%.lst)
@@ -256,7 +252,7 @@ CPPFLAGS += -fpack-struct
 CPPFLAGS += -fshort-enums
 CPPFLAGS += -fno-exceptions
 CPPFLAGS += -Wall
-CFLAGS += -Wundef
+CPPFLAGS += -Wundef
 #CPPFLAGS += -mshort-calls
 #CPPFLAGS += -fno-unit-at-a-time
 #CPPFLAGS += -Wstrict-prototypes
@@ -333,7 +329,7 @@ EXTMEMOPTS =
 #  -Wl,...:     tell GCC to pass this to linker.
 #    -Map:      create map file
 #    --cref:    add cross reference to  map file
-LDFLAGS = -Wl,-Map=$(TARGET).map,--cref
+LDFLAGS  = -Wl,-Map=$(TARGET).map,--cref
 LDFLAGS += -Wl,--relax 
 LDFLAGS += -Wl,--gc-sections
 LDFLAGS += $(EXTMEMOPTS)
@@ -345,9 +341,7 @@ LDFLAGS += $(PRINTF_LIB) $(SCANF_LIB) $(MATH_LIB)
 
 #---------------- Programming Options (avrdude) ----------------
 
-# Programming hardware: alf avr910 avrisp bascom bsd 
-# dt006 pavr picoweb pony-stk200 sp12 stk200 stk500
-#
+# Programming hardware
 # Type: avrdude -c ?
 # to get a full listing.
 #
@@ -427,6 +421,7 @@ REMOVEDIR = rm -rf
 COPY = cp
 WINSHELL = cmd
 
+
 # Define Messages
 # English
 MSG_ERRORS_NONE = Errors: none
@@ -472,7 +467,7 @@ ALL_ASFLAGS = -mmcu=$(MCU) -I. -x assembler-with-cpp $(ASFLAGS)
 
 
 # Default target.
-all: begin gccversion sizebefore build showliboptions showtarget sizeafter end
+all: begin gccversion sizebefore build sizeafter end
 
 # Change the build target to build a HEX file or a library.
 build: elf hex eep lss sym
@@ -503,9 +498,7 @@ end:
 
 # Display size of file.
 HEXSIZE = $(SIZE) --target=$(FORMAT) $(TARGET).hex
-ELFSIZE = $(SIZE) $(MCU_FLAG) $(FORMAT_FLAG) $(TARGET).elf
-MCU_FLAG = $(shell $(SIZE) --help | grep -- --mcu > /dev/null && echo --mcu=$(MCU) )
-FORMAT_FLAG = $(shell $(SIZE) --help | grep -- --format=.*avr > /dev/null && echo --format=avr )
+ELFSIZE = $(SIZE) --mcu=$(MCU) --format=avr $(TARGET).elf
 
 sizebefore:
 	@if test -f $(TARGET).elf; then echo; echo $(MSG_SIZE_BEFORE); $(ELFSIZE); \
@@ -515,22 +508,7 @@ sizeafter:
 	@if test -f $(TARGET).elf; then echo; echo $(MSG_SIZE_AFTER); $(ELFSIZE); \
 	2>/dev/null; echo; fi
 
-showliboptions:
-	@echo
-	@echo ---- Compile Time Library Options ----
-	@for i in $(LUFA_OPTS:-D%=%); do \
-		echo $$i; \
-	done
-	@echo --------------------------------------
 
-showtarget:
-	@echo
-	@echo --------- Target Information ---------
-	@echo AVR Model: $(MCU)
-	@echo Board:     $(BOARD)
-	@echo Clock:     $(F_CPU)Hz CPU, $(F_CLOCK)Hz Master
-	@echo --------------------------------------
-	
 
 # Display compiler version information.
 gccversion : 
@@ -620,7 +598,7 @@ extcoff: $(TARGET).elf
 %.hex: %.elf
 	@echo
 	@echo $(MSG_FLASH) $@
-	$(OBJCOPY) -O $(FORMAT) -R .eeprom $< $@
+	$(OBJCOPY) -O $(FORMAT) -R .eeprom -R .fuse -R .lock $< $@
 
 %.eep: %.elf
 	@echo
@@ -632,7 +610,7 @@ extcoff: $(TARGET).elf
 %.lss: %.elf
 	@echo
 	@echo $(MSG_EXTENDED_LISTING) $@
-	$(OBJDUMP) -h -z -S $< > $@
+	$(OBJDUMP) -h -S -z $< > $@
 
 # Create a symbol table from ELF output file.
 %.sym: %.elf
@@ -694,18 +672,16 @@ $(OBJDIR)/%.o : %.S
 # Create preprocessed source for use in sending a bug report.
 %.i : %.c
 	$(CC) -E -mmcu=$(MCU) -I. $(CFLAGS) $< -o $@ 
-	
+
 
 # Target: clean project.
-clean: begin clean_list clean_binary end
+clean: begin clean_list end
 
-clean_binary:
-	$(REMOVE) $(TARGET).hex
-	
-clean_list:
+clean_list :
+	@echo
 	@echo $(MSG_CLEANING)
+	$(REMOVE) $(TARGET).hex
 	$(REMOVE) $(TARGET).eep
-	$(REMOVE) $(TARGET)eep.hex
 	$(REMOVE) $(TARGET).cof
 	$(REMOVE) $(TARGET).elf
 	$(REMOVE) $(TARGET).map
@@ -716,7 +692,6 @@ clean_list:
 	$(REMOVE) $(SRC:.c=.s)
 	$(REMOVE) $(SRC:.c=.d)
 	$(REMOVE) $(SRC:.c=.i)
-	$(REMOVE) InvalidEvents.tmp
 	$(REMOVEDIR) .dep
 
 doxygen:
@@ -736,8 +711,7 @@ $(shell mkdir $(OBJDIR) 2>/dev/null)
 
 
 # Listing of phony targets.
-.PHONY : all showliboptions showtarget begin       \
-finish end sizebefore sizeafter gccversion build   \
-elf hex eep lss sym coff extcoff program dfu flip  \
-flip-ee dfu-ee clean debug clean_list clean_binary \
-clean_doxygen gdb-config doxygen
\ No newline at end of file
+.PHONY : all begin finish end sizebefore sizeafter gccversion \
+build elf hex eep lss sym coff extcoff doxygen clean          \
+clean_list clean_doxygen program dfu flip flip-ee dfu-ee      \
+debug gdb-config
diff --git a/Demos/Host/LowLevel/GenericHIDHost/makefile b/Demos/Host/LowLevel/GenericHIDHost/makefile
index ed006016a..d8fcddf77 100644
--- a/Demos/Host/LowLevel/GenericHIDHost/makefile
+++ b/Demos/Host/LowLevel/GenericHIDHost/makefile
@@ -115,29 +115,22 @@ OBJDIR = .
 LUFA_PATH = ../../../..
 
 
-# LUFA library compile-time options
-LUFA_OPTS  = -D NO_STREAM_CALLBACKS
-LUFA_OPTS += -D USB_HOST_ONLY
+# LUFA library compile-time options and predefined tokens
+LUFA_OPTS  = -D USB_HOST_ONLY
+LUFA_OPTS += -D NO_STREAM_CALLBACKS
 LUFA_OPTS += -D USE_STATIC_OPTIONS="(USB_OPT_REG_ENABLED | USB_OPT_AUTO_PLL)"
 
 
+# Create the LUFA source path variables by including the LUFA root makefile
+include $(LUFA_PATH)/LUFA/makefile
+
+
 # List C source files here. (C dependencies are automatically generated.)
 SRC = $(TARGET).c                                                 \
 	  ConfigDescriptor.c                                          \
-	  $(LUFA_PATH)/LUFA/Drivers/Peripheral/SerialStream.c         \
-	  $(LUFA_PATH)/LUFA/Drivers/Peripheral/Serial.c               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/DevChapter9.c        \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Device.c             \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Endpoint.c           \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Host.c               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/HostChapter9.c       \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/LowLevel.c           \
- 	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Pipe.c               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/USBInterrupt.c       \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/ConfigDescriptor.c  \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/Events.c            \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/USBTask.c           \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/Class/Host/HIDParser.c        \
+	  $(LUFA_SRC_USB)                                             \
+	  $(LUFA_SRC_SERIAL)                                          \
+	  $(LUFA_SRC_SERIALSTREAM)
 
 
 # List C++ source files here. (C dependencies are automatically generated.)
@@ -183,15 +176,23 @@ CSTANDARD = -std=c99
 
 
 # Place -D or -U options here for C sources
-CDEFS  = -DF_CPU=$(F_CPU)UL -DF_CLOCK=$(F_CLOCK)UL -DBOARD=BOARD_$(BOARD) $(LUFA_OPTS)
+CDEFS  = -DF_CPU=$(F_CPU)UL
+CDEFS += -DF_CLOCK=$(F_CLOCK)UL
+CDEFS += -DBOARD=BOARD_$(BOARD)
+CDEFS += $(LUFA_OPTS)
 
 
 # Place -D or -U options here for ASM sources
-ADEFS = -DF_CPU=$(F_CPU)
-
+ADEFS  = -DF_CPU=$(F_CPU)
+ADEFS += -DF_CLOCK=$(F_CLOCK)UL
+ADEFS += -DBOARD=BOARD_$(BOARD)
+ADEFS += $(LUFA_OPTS)
 
 # Place -D or -U options here for C++ sources
-CPPDEFS = -DF_CPU=$(F_CPU)UL
+CPPDEFS  = -DF_CPU=$(F_CPU)UL
+CPPDEFS += -DF_CLOCK=$(F_CLOCK)UL
+CPPDEFS += -DBOARD=BOARD_$(BOARD)
+CPPDEFS += $(LUFA_OPTS)
 #CPPDEFS += -D__STDC_LIMIT_MACROS
 #CPPDEFS += -D__STDC_CONSTANT_MACROS
 
@@ -216,8 +217,9 @@ CFLAGS += -fshort-enums
 CFLAGS += -fno-strict-aliasing
 CFLAGS += -Wall
 CFLAGS += -Wstrict-prototypes
-CFLAGS += -Wundef
+#CFLAGS += -mshort-calls
 #CFLAGS += -fno-unit-at-a-time
+#CFLAGS += -Wundef
 #CFLAGS += -Wunreachable-code
 #CFLAGS += -Wsign-compare
 CFLAGS += -Wa,-adhlns=$(<:%.c=$(OBJDIR)/%.lst)
@@ -241,7 +243,7 @@ CPPFLAGS += -fpack-struct
 CPPFLAGS += -fshort-enums
 CPPFLAGS += -fno-exceptions
 CPPFLAGS += -Wall
-CFLAGS += -Wundef
+CPPFLAGS += -Wundef
 #CPPFLAGS += -mshort-calls
 #CPPFLAGS += -fno-unit-at-a-time
 #CPPFLAGS += -Wstrict-prototypes
@@ -318,7 +320,7 @@ EXTMEMOPTS =
 #  -Wl,...:     tell GCC to pass this to linker.
 #    -Map:      create map file
 #    --cref:    add cross reference to  map file
-LDFLAGS = -Wl,-Map=$(TARGET).map,--cref
+LDFLAGS  = -Wl,-Map=$(TARGET).map,--cref
 LDFLAGS += -Wl,--relax 
 LDFLAGS += -Wl,--gc-sections
 LDFLAGS += $(EXTMEMOPTS)
@@ -330,9 +332,7 @@ LDFLAGS += $(PRINTF_LIB) $(SCANF_LIB) $(MATH_LIB)
 
 #---------------- Programming Options (avrdude) ----------------
 
-# Programming hardware: alf avr910 avrisp bascom bsd 
-# dt006 pavr picoweb pony-stk200 sp12 stk200 stk500
-#
+# Programming hardware
 # Type: avrdude -c ?
 # to get a full listing.
 #
@@ -412,6 +412,7 @@ REMOVEDIR = rm -rf
 COPY = cp
 WINSHELL = cmd
 
+
 # Define Messages
 # English
 MSG_ERRORS_NONE = Errors: none
@@ -457,7 +458,7 @@ ALL_ASFLAGS = -mmcu=$(MCU) -I. -x assembler-with-cpp $(ASFLAGS)
 
 
 # Default target.
-all: begin gccversion sizebefore build showliboptions showtarget sizeafter end
+all: begin gccversion sizebefore build sizeafter end
 
 # Change the build target to build a HEX file or a library.
 build: elf hex eep lss sym
@@ -488,9 +489,7 @@ end:
 
 # Display size of file.
 HEXSIZE = $(SIZE) --target=$(FORMAT) $(TARGET).hex
-ELFSIZE = $(SIZE) $(MCU_FLAG) $(FORMAT_FLAG) $(TARGET).elf
-MCU_FLAG = $(shell $(SIZE) --help | grep -- --mcu > /dev/null && echo --mcu=$(MCU) )
-FORMAT_FLAG = $(shell $(SIZE) --help | grep -- --format=.*avr > /dev/null && echo --format=avr )
+ELFSIZE = $(SIZE) --mcu=$(MCU) --format=avr $(TARGET).elf
 
 sizebefore:
 	@if test -f $(TARGET).elf; then echo; echo $(MSG_SIZE_BEFORE); $(ELFSIZE); \
@@ -500,22 +499,7 @@ sizeafter:
 	@if test -f $(TARGET).elf; then echo; echo $(MSG_SIZE_AFTER); $(ELFSIZE); \
 	2>/dev/null; echo; fi
 
-showliboptions:
-	@echo
-	@echo ---- Compile Time Library Options ----
-	@for i in $(LUFA_OPTS:-D%=%); do \
-		echo $$i; \
-	done
-	@echo --------------------------------------
 
-showtarget:
-	@echo
-	@echo --------- Target Information ---------
-	@echo AVR Model: $(MCU)
-	@echo Board:     $(BOARD)
-	@echo Clock:     $(F_CPU)Hz CPU, $(F_CLOCK)Hz Master
-	@echo --------------------------------------
-	
 
 # Display compiler version information.
 gccversion : 
@@ -605,7 +589,7 @@ extcoff: $(TARGET).elf
 %.hex: %.elf
 	@echo
 	@echo $(MSG_FLASH) $@
-	$(OBJCOPY) -O $(FORMAT) -R .eeprom $< $@
+	$(OBJCOPY) -O $(FORMAT) -R .eeprom -R .fuse -R .lock $< $@
 
 %.eep: %.elf
 	@echo
@@ -617,7 +601,7 @@ extcoff: $(TARGET).elf
 %.lss: %.elf
 	@echo
 	@echo $(MSG_EXTENDED_LISTING) $@
-	$(OBJDUMP) -h -z -S $< > $@
+	$(OBJDUMP) -h -S -z $< > $@
 
 # Create a symbol table from ELF output file.
 %.sym: %.elf
@@ -679,18 +663,16 @@ $(OBJDIR)/%.o : %.S
 # Create preprocessed source for use in sending a bug report.
 %.i : %.c
 	$(CC) -E -mmcu=$(MCU) -I. $(CFLAGS) $< -o $@ 
-	
+
 
 # Target: clean project.
-clean: begin clean_list clean_binary end
+clean: begin clean_list end
 
-clean_binary:
-	$(REMOVE) $(TARGET).hex
-	
-clean_list:
+clean_list :
+	@echo
 	@echo $(MSG_CLEANING)
+	$(REMOVE) $(TARGET).hex
 	$(REMOVE) $(TARGET).eep
-	$(REMOVE) $(TARGET)eep.hex
 	$(REMOVE) $(TARGET).cof
 	$(REMOVE) $(TARGET).elf
 	$(REMOVE) $(TARGET).map
@@ -701,7 +683,6 @@ clean_list:
 	$(REMOVE) $(SRC:.c=.s)
 	$(REMOVE) $(SRC:.c=.d)
 	$(REMOVE) $(SRC:.c=.i)
-	$(REMOVE) InvalidEvents.tmp
 	$(REMOVEDIR) .dep
 
 doxygen:
@@ -721,8 +702,7 @@ $(shell mkdir $(OBJDIR) 2>/dev/null)
 
 
 # Listing of phony targets.
-.PHONY : all showliboptions showtarget begin       \
-finish end sizebefore sizeafter gccversion build   \
-elf hex eep lss sym coff extcoff program dfu flip  \
-flip-ee dfu-ee clean debug clean_list clean_binary \
-clean_doxygen gdb-config doxygen
\ No newline at end of file
+.PHONY : all begin finish end sizebefore sizeafter gccversion \
+build elf hex eep lss sym coff extcoff doxygen clean          \
+clean_list clean_doxygen program dfu flip flip-ee dfu-ee      \
+debug gdb-config
diff --git a/Demos/Host/LowLevel/JoystickHostWithParser/makefile b/Demos/Host/LowLevel/JoystickHostWithParser/makefile
index 61468d288..b9a82370e 100644
--- a/Demos/Host/LowLevel/JoystickHostWithParser/makefile
+++ b/Demos/Host/LowLevel/JoystickHostWithParser/makefile
@@ -115,30 +115,23 @@ OBJDIR = .
 LUFA_PATH = ../../../..
 
 
-# LUFA library compile-time options
-LUFA_OPTS  = -D NO_STREAM_CALLBACKS
-LUFA_OPTS += -D USB_HOST_ONLY
+# LUFA library compile-time options and predefined tokens
+LUFA_OPTS  = -D USB_HOST_ONLY
+LUFA_OPTS += -D NO_STREAM_CALLBACKS
 LUFA_OPTS += -D USE_STATIC_OPTIONS="(USB_OPT_REG_ENABLED | USB_OPT_AUTO_PLL)"
 
 
+# Create the LUFA source path variables by including the LUFA root makefile
+include $(LUFA_PATH)/LUFA/makefile
+
+
 # List C source files here. (C dependencies are automatically generated.)
 SRC = $(TARGET).c                                                 \
 	  ConfigDescriptor.c                                          \
 	  HIDReport.c                                                 \
-	  $(LUFA_PATH)/LUFA/Drivers/Peripheral/SerialStream.c         \
-	  $(LUFA_PATH)/LUFA/Drivers/Peripheral/Serial.c               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/DevChapter9.c        \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Device.c             \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Endpoint.c           \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Host.c               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/HostChapter9.c       \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/LowLevel.c           \
- 	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Pipe.c               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/USBInterrupt.c       \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/ConfigDescriptor.c  \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/Events.c            \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/USBTask.c           \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/Class/Host/HIDParser.c        \
+	  $(LUFA_SRC_USB)                                             \
+	  $(LUFA_SRC_SERIAL)                                          \
+	  $(LUFA_SRC_SERIALSTREAM)
 
 
 # List C++ source files here. (C dependencies are automatically generated.)
@@ -184,15 +177,23 @@ CSTANDARD = -std=c99
 
 
 # Place -D or -U options here for C sources
-CDEFS  = -DF_CPU=$(F_CPU)UL -DF_CLOCK=$(F_CLOCK)UL -DBOARD=BOARD_$(BOARD) $(LUFA_OPTS)
+CDEFS  = -DF_CPU=$(F_CPU)UL
+CDEFS += -DF_CLOCK=$(F_CLOCK)UL
+CDEFS += -DBOARD=BOARD_$(BOARD)
+CDEFS += $(LUFA_OPTS)
 
 
 # Place -D or -U options here for ASM sources
-ADEFS = -DF_CPU=$(F_CPU)
-
+ADEFS  = -DF_CPU=$(F_CPU)
+ADEFS += -DF_CLOCK=$(F_CLOCK)UL
+ADEFS += -DBOARD=BOARD_$(BOARD)
+ADEFS += $(LUFA_OPTS)
 
 # Place -D or -U options here for C++ sources
-CPPDEFS = -DF_CPU=$(F_CPU)UL
+CPPDEFS  = -DF_CPU=$(F_CPU)UL
+CPPDEFS += -DF_CLOCK=$(F_CLOCK)UL
+CPPDEFS += -DBOARD=BOARD_$(BOARD)
+CPPDEFS += $(LUFA_OPTS)
 #CPPDEFS += -D__STDC_LIMIT_MACROS
 #CPPDEFS += -D__STDC_CONSTANT_MACROS
 
@@ -217,8 +218,9 @@ CFLAGS += -fshort-enums
 CFLAGS += -fno-strict-aliasing
 CFLAGS += -Wall
 CFLAGS += -Wstrict-prototypes
-CFLAGS += -Wundef
+#CFLAGS += -mshort-calls
 #CFLAGS += -fno-unit-at-a-time
+#CFLAGS += -Wundef
 #CFLAGS += -Wunreachable-code
 #CFLAGS += -Wsign-compare
 CFLAGS += -Wa,-adhlns=$(<:%.c=$(OBJDIR)/%.lst)
@@ -242,7 +244,7 @@ CPPFLAGS += -fpack-struct
 CPPFLAGS += -fshort-enums
 CPPFLAGS += -fno-exceptions
 CPPFLAGS += -Wall
-CFLAGS += -Wundef
+CPPFLAGS += -Wundef
 #CPPFLAGS += -mshort-calls
 #CPPFLAGS += -fno-unit-at-a-time
 #CPPFLAGS += -Wstrict-prototypes
@@ -319,7 +321,7 @@ EXTMEMOPTS =
 #  -Wl,...:     tell GCC to pass this to linker.
 #    -Map:      create map file
 #    --cref:    add cross reference to  map file
-LDFLAGS = -Wl,-Map=$(TARGET).map,--cref
+LDFLAGS  = -Wl,-Map=$(TARGET).map,--cref
 LDFLAGS += -Wl,--relax 
 LDFLAGS += -Wl,--gc-sections
 LDFLAGS += $(EXTMEMOPTS)
@@ -331,9 +333,7 @@ LDFLAGS += $(PRINTF_LIB) $(SCANF_LIB) $(MATH_LIB)
 
 #---------------- Programming Options (avrdude) ----------------
 
-# Programming hardware: alf avr910 avrisp bascom bsd 
-# dt006 pavr picoweb pony-stk200 sp12 stk200 stk500
-#
+# Programming hardware
 # Type: avrdude -c ?
 # to get a full listing.
 #
@@ -413,6 +413,7 @@ REMOVEDIR = rm -rf
 COPY = cp
 WINSHELL = cmd
 
+
 # Define Messages
 # English
 MSG_ERRORS_NONE = Errors: none
@@ -458,7 +459,7 @@ ALL_ASFLAGS = -mmcu=$(MCU) -I. -x assembler-with-cpp $(ASFLAGS)
 
 
 # Default target.
-all: begin gccversion sizebefore build showliboptions showtarget sizeafter end
+all: begin gccversion sizebefore build sizeafter end
 
 # Change the build target to build a HEX file or a library.
 build: elf hex eep lss sym
@@ -489,9 +490,7 @@ end:
 
 # Display size of file.
 HEXSIZE = $(SIZE) --target=$(FORMAT) $(TARGET).hex
-ELFSIZE = $(SIZE) $(MCU_FLAG) $(FORMAT_FLAG) $(TARGET).elf
-MCU_FLAG = $(shell $(SIZE) --help | grep -- --mcu > /dev/null && echo --mcu=$(MCU) )
-FORMAT_FLAG = $(shell $(SIZE) --help | grep -- --format=.*avr > /dev/null && echo --format=avr )
+ELFSIZE = $(SIZE) --mcu=$(MCU) --format=avr $(TARGET).elf
 
 sizebefore:
 	@if test -f $(TARGET).elf; then echo; echo $(MSG_SIZE_BEFORE); $(ELFSIZE); \
@@ -501,22 +500,7 @@ sizeafter:
 	@if test -f $(TARGET).elf; then echo; echo $(MSG_SIZE_AFTER); $(ELFSIZE); \
 	2>/dev/null; echo; fi
 
-showliboptions:
-	@echo
-	@echo ---- Compile Time Library Options ----
-	@for i in $(LUFA_OPTS:-D%=%); do \
-		echo $$i; \
-	done
-	@echo --------------------------------------
 
-showtarget:
-	@echo
-	@echo --------- Target Information ---------
-	@echo AVR Model: $(MCU)
-	@echo Board:     $(BOARD)
-	@echo Clock:     $(F_CPU)Hz CPU, $(F_CLOCK)Hz Master
-	@echo --------------------------------------
-	
 
 # Display compiler version information.
 gccversion : 
@@ -606,7 +590,7 @@ extcoff: $(TARGET).elf
 %.hex: %.elf
 	@echo
 	@echo $(MSG_FLASH) $@
-	$(OBJCOPY) -O $(FORMAT) -R .eeprom $< $@
+	$(OBJCOPY) -O $(FORMAT) -R .eeprom -R .fuse -R .lock $< $@
 
 %.eep: %.elf
 	@echo
@@ -618,7 +602,7 @@ extcoff: $(TARGET).elf
 %.lss: %.elf
 	@echo
 	@echo $(MSG_EXTENDED_LISTING) $@
-	$(OBJDUMP) -h -z -S $< > $@
+	$(OBJDUMP) -h -S -z $< > $@
 
 # Create a symbol table from ELF output file.
 %.sym: %.elf
@@ -680,18 +664,16 @@ $(OBJDIR)/%.o : %.S
 # Create preprocessed source for use in sending a bug report.
 %.i : %.c
 	$(CC) -E -mmcu=$(MCU) -I. $(CFLAGS) $< -o $@ 
-	
+
 
 # Target: clean project.
-clean: begin clean_list clean_binary end
+clean: begin clean_list end
 
-clean_binary:
-	$(REMOVE) $(TARGET).hex
-	
-clean_list:
+clean_list :
+	@echo
 	@echo $(MSG_CLEANING)
+	$(REMOVE) $(TARGET).hex
 	$(REMOVE) $(TARGET).eep
-	$(REMOVE) $(TARGET)eep.hex
 	$(REMOVE) $(TARGET).cof
 	$(REMOVE) $(TARGET).elf
 	$(REMOVE) $(TARGET).map
@@ -702,7 +684,6 @@ clean_list:
 	$(REMOVE) $(SRC:.c=.s)
 	$(REMOVE) $(SRC:.c=.d)
 	$(REMOVE) $(SRC:.c=.i)
-	$(REMOVE) InvalidEvents.tmp
 	$(REMOVEDIR) .dep
 
 doxygen:
@@ -722,8 +703,7 @@ $(shell mkdir $(OBJDIR) 2>/dev/null)
 
 
 # Listing of phony targets.
-.PHONY : all showliboptions showtarget begin       \
-finish end sizebefore sizeafter gccversion build   \
-elf hex eep lss sym coff extcoff program dfu flip  \
-flip-ee dfu-ee clean debug clean_list clean_binary \
-clean_doxygen gdb-config doxygen
\ No newline at end of file
+.PHONY : all begin finish end sizebefore sizeafter gccversion \
+build elf hex eep lss sym coff extcoff doxygen clean          \
+clean_list clean_doxygen program dfu flip flip-ee dfu-ee      \
+debug gdb-config
diff --git a/Demos/Host/LowLevel/KeyboardHost/makefile b/Demos/Host/LowLevel/KeyboardHost/makefile
index 53145d497..877f0e2ea 100644
--- a/Demos/Host/LowLevel/KeyboardHost/makefile
+++ b/Demos/Host/LowLevel/KeyboardHost/makefile
@@ -115,28 +115,22 @@ OBJDIR = .
 LUFA_PATH = ../../../..
 
 
-# LUFA library compile-time options
+# LUFA library compile-time options and predefined tokens
 LUFA_OPTS  = -D USB_HOST_ONLY
 LUFA_OPTS += -D NO_STREAM_CALLBACKS
 LUFA_OPTS += -D USE_STATIC_OPTIONS="(USB_OPT_REG_ENABLED | USB_OPT_AUTO_PLL)"
 
 
+# Create the LUFA source path variables by including the LUFA root makefile
+include $(LUFA_PATH)/LUFA/makefile
+
+
 # List C source files here. (C dependencies are automatically generated.)
 SRC = $(TARGET).c                                                 \
 	  ConfigDescriptor.c                                          \
-	  $(LUFA_PATH)/LUFA/Drivers/Peripheral/SerialStream.c         \
-	  $(LUFA_PATH)/LUFA/Drivers/Peripheral/Serial.c               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/DevChapter9.c        \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Device.c             \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Endpoint.c           \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Host.c               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/HostChapter9.c       \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/LowLevel.c           \
- 	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Pipe.c               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/USBInterrupt.c       \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/ConfigDescriptor.c  \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/Events.c            \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/USBTask.c           \
+	  $(LUFA_SRC_USB)                                             \
+	  $(LUFA_SRC_SERIAL)                                          \
+	  $(LUFA_SRC_SERIALSTREAM)
 
 
 # List C++ source files here. (C dependencies are automatically generated.)
@@ -182,15 +176,23 @@ CSTANDARD = -std=c99
 
 
 # Place -D or -U options here for C sources
-CDEFS  = -DF_CPU=$(F_CPU)UL -DF_CLOCK=$(F_CLOCK)UL -DBOARD=BOARD_$(BOARD) $(LUFA_OPTS)
+CDEFS  = -DF_CPU=$(F_CPU)UL
+CDEFS += -DF_CLOCK=$(F_CLOCK)UL
+CDEFS += -DBOARD=BOARD_$(BOARD)
+CDEFS += $(LUFA_OPTS)
 
 
 # Place -D or -U options here for ASM sources
-ADEFS = -DF_CPU=$(F_CPU)
-
+ADEFS  = -DF_CPU=$(F_CPU)
+ADEFS += -DF_CLOCK=$(F_CLOCK)UL
+ADEFS += -DBOARD=BOARD_$(BOARD)
+ADEFS += $(LUFA_OPTS)
 
 # Place -D or -U options here for C++ sources
-CPPDEFS = -DF_CPU=$(F_CPU)UL
+CPPDEFS  = -DF_CPU=$(F_CPU)UL
+CPPDEFS += -DF_CLOCK=$(F_CLOCK)UL
+CPPDEFS += -DBOARD=BOARD_$(BOARD)
+CPPDEFS += $(LUFA_OPTS)
 #CPPDEFS += -D__STDC_LIMIT_MACROS
 #CPPDEFS += -D__STDC_CONSTANT_MACROS
 
@@ -215,8 +217,9 @@ CFLAGS += -fshort-enums
 CFLAGS += -fno-strict-aliasing
 CFLAGS += -Wall
 CFLAGS += -Wstrict-prototypes
-CFLAGS += -Wundef
+#CFLAGS += -mshort-calls
 #CFLAGS += -fno-unit-at-a-time
+#CFLAGS += -Wundef
 #CFLAGS += -Wunreachable-code
 #CFLAGS += -Wsign-compare
 CFLAGS += -Wa,-adhlns=$(<:%.c=$(OBJDIR)/%.lst)
@@ -240,7 +243,7 @@ CPPFLAGS += -fpack-struct
 CPPFLAGS += -fshort-enums
 CPPFLAGS += -fno-exceptions
 CPPFLAGS += -Wall
-CFLAGS += -Wundef
+CPPFLAGS += -Wundef
 #CPPFLAGS += -mshort-calls
 #CPPFLAGS += -fno-unit-at-a-time
 #CPPFLAGS += -Wstrict-prototypes
@@ -317,7 +320,7 @@ EXTMEMOPTS =
 #  -Wl,...:     tell GCC to pass this to linker.
 #    -Map:      create map file
 #    --cref:    add cross reference to  map file
-LDFLAGS = -Wl,-Map=$(TARGET).map,--cref
+LDFLAGS  = -Wl,-Map=$(TARGET).map,--cref
 LDFLAGS += -Wl,--relax 
 LDFLAGS += -Wl,--gc-sections
 LDFLAGS += $(EXTMEMOPTS)
@@ -329,9 +332,7 @@ LDFLAGS += $(PRINTF_LIB) $(SCANF_LIB) $(MATH_LIB)
 
 #---------------- Programming Options (avrdude) ----------------
 
-# Programming hardware: alf avr910 avrisp bascom bsd 
-# dt006 pavr picoweb pony-stk200 sp12 stk200 stk500
-#
+# Programming hardware
 # Type: avrdude -c ?
 # to get a full listing.
 #
@@ -411,6 +412,7 @@ REMOVEDIR = rm -rf
 COPY = cp
 WINSHELL = cmd
 
+
 # Define Messages
 # English
 MSG_ERRORS_NONE = Errors: none
@@ -456,7 +458,7 @@ ALL_ASFLAGS = -mmcu=$(MCU) -I. -x assembler-with-cpp $(ASFLAGS)
 
 
 # Default target.
-all: begin gccversion sizebefore build showliboptions showtarget sizeafter end
+all: begin gccversion sizebefore build sizeafter end
 
 # Change the build target to build a HEX file or a library.
 build: elf hex eep lss sym
@@ -487,9 +489,7 @@ end:
 
 # Display size of file.
 HEXSIZE = $(SIZE) --target=$(FORMAT) $(TARGET).hex
-ELFSIZE = $(SIZE) $(MCU_FLAG) $(FORMAT_FLAG) $(TARGET).elf
-MCU_FLAG = $(shell $(SIZE) --help | grep -- --mcu > /dev/null && echo --mcu=$(MCU) )
-FORMAT_FLAG = $(shell $(SIZE) --help | grep -- --format=.*avr > /dev/null && echo --format=avr )
+ELFSIZE = $(SIZE) --mcu=$(MCU) --format=avr $(TARGET).elf
 
 sizebefore:
 	@if test -f $(TARGET).elf; then echo; echo $(MSG_SIZE_BEFORE); $(ELFSIZE); \
@@ -499,22 +499,7 @@ sizeafter:
 	@if test -f $(TARGET).elf; then echo; echo $(MSG_SIZE_AFTER); $(ELFSIZE); \
 	2>/dev/null; echo; fi
 
-showliboptions:
-	@echo
-	@echo ---- Compile Time Library Options ----
-	@for i in $(LUFA_OPTS:-D%=%); do \
-		echo $$i; \
-	done
-	@echo --------------------------------------
 
-showtarget:
-	@echo
-	@echo --------- Target Information ---------
-	@echo AVR Model: $(MCU)
-	@echo Board:     $(BOARD)
-	@echo Clock:     $(F_CPU)Hz CPU, $(F_CLOCK)Hz Master
-	@echo --------------------------------------
-	
 
 # Display compiler version information.
 gccversion : 
@@ -604,7 +589,7 @@ extcoff: $(TARGET).elf
 %.hex: %.elf
 	@echo
 	@echo $(MSG_FLASH) $@
-	$(OBJCOPY) -O $(FORMAT) -R .eeprom $< $@
+	$(OBJCOPY) -O $(FORMAT) -R .eeprom -R .fuse -R .lock $< $@
 
 %.eep: %.elf
 	@echo
@@ -616,7 +601,7 @@ extcoff: $(TARGET).elf
 %.lss: %.elf
 	@echo
 	@echo $(MSG_EXTENDED_LISTING) $@
-	$(OBJDUMP) -h -z -S $< > $@
+	$(OBJDUMP) -h -S -z $< > $@
 
 # Create a symbol table from ELF output file.
 %.sym: %.elf
@@ -678,18 +663,16 @@ $(OBJDIR)/%.o : %.S
 # Create preprocessed source for use in sending a bug report.
 %.i : %.c
 	$(CC) -E -mmcu=$(MCU) -I. $(CFLAGS) $< -o $@ 
-	
+
 
 # Target: clean project.
-clean: begin clean_list clean_binary end
+clean: begin clean_list end
 
-clean_binary:
-	$(REMOVE) $(TARGET).hex
-	
-clean_list:
+clean_list :
+	@echo
 	@echo $(MSG_CLEANING)
+	$(REMOVE) $(TARGET).hex
 	$(REMOVE) $(TARGET).eep
-	$(REMOVE) $(TARGET)eep.hex
 	$(REMOVE) $(TARGET).cof
 	$(REMOVE) $(TARGET).elf
 	$(REMOVE) $(TARGET).map
@@ -700,7 +683,6 @@ clean_list:
 	$(REMOVE) $(SRC:.c=.s)
 	$(REMOVE) $(SRC:.c=.d)
 	$(REMOVE) $(SRC:.c=.i)
-	$(REMOVE) InvalidEvents.tmp
 	$(REMOVEDIR) .dep
 
 doxygen:
@@ -720,8 +702,7 @@ $(shell mkdir $(OBJDIR) 2>/dev/null)
 
 
 # Listing of phony targets.
-.PHONY : all showliboptions showtarget begin       \
-finish end sizebefore sizeafter gccversion build   \
-elf hex eep lss sym coff extcoff program dfu flip  \
-flip-ee dfu-ee clean debug clean_list clean_binary \
-clean_doxygen gdb-config doxygen
\ No newline at end of file
+.PHONY : all begin finish end sizebefore sizeafter gccversion \
+build elf hex eep lss sym coff extcoff doxygen clean          \
+clean_list clean_doxygen program dfu flip flip-ee dfu-ee      \
+debug gdb-config
diff --git a/Demos/Host/LowLevel/KeyboardHostWithParser/makefile b/Demos/Host/LowLevel/KeyboardHostWithParser/makefile
index 0d490edc6..a100eeafe 100644
--- a/Demos/Host/LowLevel/KeyboardHostWithParser/makefile
+++ b/Demos/Host/LowLevel/KeyboardHostWithParser/makefile
@@ -115,30 +115,23 @@ OBJDIR = .
 LUFA_PATH = ../../../..
 
 
-# LUFA library compile-time options
+# LUFA library compile-time options and predefined tokens
 LUFA_OPTS  = -D USB_HOST_ONLY
 LUFA_OPTS += -D NO_STREAM_CALLBACKS
 LUFA_OPTS += -D USE_STATIC_OPTIONS="(USB_OPT_REG_ENABLED | USB_OPT_AUTO_PLL)"
 
 
+# Create the LUFA source path variables by including the LUFA root makefile
+include $(LUFA_PATH)/LUFA/makefile
+
+
 # List C source files here. (C dependencies are automatically generated.)
 SRC = $(TARGET).c                                                 \
 	  ConfigDescriptor.c                                          \
 	  HIDReport.c                                                 \
-	  $(LUFA_PATH)/LUFA/Drivers/Peripheral/SerialStream.c         \
-	  $(LUFA_PATH)/LUFA/Drivers/Peripheral/Serial.c               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/DevChapter9.c        \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Device.c             \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Endpoint.c           \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Host.c               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/HostChapter9.c       \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/LowLevel.c           \
- 	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Pipe.c               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/USBInterrupt.c       \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/ConfigDescriptor.c  \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/Events.c            \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/USBTask.c           \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/Class/Host/HIDParser.c        \
+	  $(LUFA_SRC_USB)                                             \
+	  $(LUFA_SRC_SERIAL)                                          \
+	  $(LUFA_SRC_SERIALSTREAM)
 
 
 # List C++ source files here. (C dependencies are automatically generated.)
@@ -184,15 +177,23 @@ CSTANDARD = -std=c99
 
 
 # Place -D or -U options here for C sources
-CDEFS  = -DF_CPU=$(F_CPU)UL -DF_CLOCK=$(F_CLOCK)UL -DBOARD=BOARD_$(BOARD) $(LUFA_OPTS)
+CDEFS  = -DF_CPU=$(F_CPU)UL
+CDEFS += -DF_CLOCK=$(F_CLOCK)UL
+CDEFS += -DBOARD=BOARD_$(BOARD)
+CDEFS += $(LUFA_OPTS)
 
 
 # Place -D or -U options here for ASM sources
-ADEFS = -DF_CPU=$(F_CPU)
-
+ADEFS  = -DF_CPU=$(F_CPU)
+ADEFS += -DF_CLOCK=$(F_CLOCK)UL
+ADEFS += -DBOARD=BOARD_$(BOARD)
+ADEFS += $(LUFA_OPTS)
 
 # Place -D or -U options here for C++ sources
-CPPDEFS = -DF_CPU=$(F_CPU)UL
+CPPDEFS  = -DF_CPU=$(F_CPU)UL
+CPPDEFS += -DF_CLOCK=$(F_CLOCK)UL
+CPPDEFS += -DBOARD=BOARD_$(BOARD)
+CPPDEFS += $(LUFA_OPTS)
 #CPPDEFS += -D__STDC_LIMIT_MACROS
 #CPPDEFS += -D__STDC_CONSTANT_MACROS
 
@@ -217,8 +218,9 @@ CFLAGS += -fshort-enums
 CFLAGS += -fno-strict-aliasing
 CFLAGS += -Wall
 CFLAGS += -Wstrict-prototypes
-CFLAGS += -Wundef
+#CFLAGS += -mshort-calls
 #CFLAGS += -fno-unit-at-a-time
+#CFLAGS += -Wundef
 #CFLAGS += -Wunreachable-code
 #CFLAGS += -Wsign-compare
 CFLAGS += -Wa,-adhlns=$(<:%.c=$(OBJDIR)/%.lst)
@@ -242,7 +244,7 @@ CPPFLAGS += -fpack-struct
 CPPFLAGS += -fshort-enums
 CPPFLAGS += -fno-exceptions
 CPPFLAGS += -Wall
-CFLAGS += -Wundef
+CPPFLAGS += -Wundef
 #CPPFLAGS += -mshort-calls
 #CPPFLAGS += -fno-unit-at-a-time
 #CPPFLAGS += -Wstrict-prototypes
@@ -319,7 +321,7 @@ EXTMEMOPTS =
 #  -Wl,...:     tell GCC to pass this to linker.
 #    -Map:      create map file
 #    --cref:    add cross reference to  map file
-LDFLAGS = -Wl,-Map=$(TARGET).map,--cref
+LDFLAGS  = -Wl,-Map=$(TARGET).map,--cref
 LDFLAGS += -Wl,--relax 
 LDFLAGS += -Wl,--gc-sections
 LDFLAGS += $(EXTMEMOPTS)
@@ -331,9 +333,7 @@ LDFLAGS += $(PRINTF_LIB) $(SCANF_LIB) $(MATH_LIB)
 
 #---------------- Programming Options (avrdude) ----------------
 
-# Programming hardware: alf avr910 avrisp bascom bsd 
-# dt006 pavr picoweb pony-stk200 sp12 stk200 stk500
-#
+# Programming hardware
 # Type: avrdude -c ?
 # to get a full listing.
 #
@@ -413,6 +413,7 @@ REMOVEDIR = rm -rf
 COPY = cp
 WINSHELL = cmd
 
+
 # Define Messages
 # English
 MSG_ERRORS_NONE = Errors: none
@@ -458,7 +459,7 @@ ALL_ASFLAGS = -mmcu=$(MCU) -I. -x assembler-with-cpp $(ASFLAGS)
 
 
 # Default target.
-all: begin gccversion sizebefore build showliboptions showtarget sizeafter end
+all: begin gccversion sizebefore build sizeafter end
 
 # Change the build target to build a HEX file or a library.
 build: elf hex eep lss sym
@@ -489,9 +490,7 @@ end:
 
 # Display size of file.
 HEXSIZE = $(SIZE) --target=$(FORMAT) $(TARGET).hex
-ELFSIZE = $(SIZE) $(MCU_FLAG) $(FORMAT_FLAG) $(TARGET).elf
-MCU_FLAG = $(shell $(SIZE) --help | grep -- --mcu > /dev/null && echo --mcu=$(MCU) )
-FORMAT_FLAG = $(shell $(SIZE) --help | grep -- --format=.*avr > /dev/null && echo --format=avr )
+ELFSIZE = $(SIZE) --mcu=$(MCU) --format=avr $(TARGET).elf
 
 sizebefore:
 	@if test -f $(TARGET).elf; then echo; echo $(MSG_SIZE_BEFORE); $(ELFSIZE); \
@@ -501,22 +500,7 @@ sizeafter:
 	@if test -f $(TARGET).elf; then echo; echo $(MSG_SIZE_AFTER); $(ELFSIZE); \
 	2>/dev/null; echo; fi
 
-showliboptions:
-	@echo
-	@echo ---- Compile Time Library Options ----
-	@for i in $(LUFA_OPTS:-D%=%); do \
-		echo $$i; \
-	done
-	@echo --------------------------------------
 
-showtarget:
-	@echo
-	@echo --------- Target Information ---------
-	@echo AVR Model: $(MCU)
-	@echo Board:     $(BOARD)
-	@echo Clock:     $(F_CPU)Hz CPU, $(F_CLOCK)Hz Master
-	@echo --------------------------------------
-	
 
 # Display compiler version information.
 gccversion : 
@@ -606,7 +590,7 @@ extcoff: $(TARGET).elf
 %.hex: %.elf
 	@echo
 	@echo $(MSG_FLASH) $@
-	$(OBJCOPY) -O $(FORMAT) -R .eeprom $< $@
+	$(OBJCOPY) -O $(FORMAT) -R .eeprom -R .fuse -R .lock $< $@
 
 %.eep: %.elf
 	@echo
@@ -618,7 +602,7 @@ extcoff: $(TARGET).elf
 %.lss: %.elf
 	@echo
 	@echo $(MSG_EXTENDED_LISTING) $@
-	$(OBJDUMP) -h -z -S $< > $@
+	$(OBJDUMP) -h -S -z $< > $@
 
 # Create a symbol table from ELF output file.
 %.sym: %.elf
@@ -680,18 +664,16 @@ $(OBJDIR)/%.o : %.S
 # Create preprocessed source for use in sending a bug report.
 %.i : %.c
 	$(CC) -E -mmcu=$(MCU) -I. $(CFLAGS) $< -o $@ 
-	
+
 
 # Target: clean project.
-clean: begin clean_list clean_binary end
+clean: begin clean_list end
 
-clean_binary:
-	$(REMOVE) $(TARGET).hex
-	
-clean_list:
+clean_list :
+	@echo
 	@echo $(MSG_CLEANING)
+	$(REMOVE) $(TARGET).hex
 	$(REMOVE) $(TARGET).eep
-	$(REMOVE) $(TARGET)eep.hex
 	$(REMOVE) $(TARGET).cof
 	$(REMOVE) $(TARGET).elf
 	$(REMOVE) $(TARGET).map
@@ -702,7 +684,6 @@ clean_list:
 	$(REMOVE) $(SRC:.c=.s)
 	$(REMOVE) $(SRC:.c=.d)
 	$(REMOVE) $(SRC:.c=.i)
-	$(REMOVE) InvalidEvents.tmp
 	$(REMOVEDIR) .dep
 
 doxygen:
@@ -722,8 +703,7 @@ $(shell mkdir $(OBJDIR) 2>/dev/null)
 
 
 # Listing of phony targets.
-.PHONY : all showliboptions showtarget begin       \
-finish end sizebefore sizeafter gccversion build   \
-elf hex eep lss sym coff extcoff program dfu flip  \
-flip-ee dfu-ee clean debug clean_list clean_binary \
-clean_doxygen gdb-config doxygen
\ No newline at end of file
+.PHONY : all begin finish end sizebefore sizeafter gccversion \
+build elf hex eep lss sym coff extcoff doxygen clean          \
+clean_list clean_doxygen program dfu flip flip-ee dfu-ee      \
+debug gdb-config
diff --git a/Demos/Host/LowLevel/MIDIHost/makefile b/Demos/Host/LowLevel/MIDIHost/makefile
index 9e80525dc..27b899fd3 100644
--- a/Demos/Host/LowLevel/MIDIHost/makefile
+++ b/Demos/Host/LowLevel/MIDIHost/makefile
@@ -115,28 +115,22 @@ OBJDIR = .
 LUFA_PATH = ../../../..
 
 
-# LUFA library compile-time options
+# LUFA library compile-time options and predefined tokens
 LUFA_OPTS  = -D USB_HOST_ONLY
 LUFA_OPTS += -D NO_STREAM_CALLBACKS
 LUFA_OPTS += -D USE_STATIC_OPTIONS="(USB_OPT_REG_ENABLED | USB_OPT_AUTO_PLL)"
 
 
+# Create the LUFA source path variables by including the LUFA root makefile
+include $(LUFA_PATH)/LUFA/makefile
+
+
 # List C source files here. (C dependencies are automatically generated.)
 SRC = $(TARGET).c                                                 \
 	  ConfigDescriptor.c                                          \
-	  $(LUFA_PATH)/LUFA/Drivers/Peripheral/SerialStream.c         \
-	  $(LUFA_PATH)/LUFA/Drivers/Peripheral/Serial.c               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/DevChapter9.c        \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Device.c             \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Endpoint.c           \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Host.c               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/HostChapter9.c       \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/LowLevel.c           \
- 	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Pipe.c               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/USBInterrupt.c       \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/ConfigDescriptor.c  \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/Events.c            \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/USBTask.c           \
+	  $(LUFA_SRC_USB)                                             \
+	  $(LUFA_SRC_SERIAL)                                          \
+	  $(LUFA_SRC_SERIALSTREAM)
 
 
 # List C++ source files here. (C dependencies are automatically generated.)
@@ -182,15 +176,23 @@ CSTANDARD = -std=c99
 
 
 # Place -D or -U options here for C sources
-CDEFS  = -DF_CPU=$(F_CPU)UL -DF_CLOCK=$(F_CLOCK)UL -DBOARD=BOARD_$(BOARD) $(LUFA_OPTS)
+CDEFS  = -DF_CPU=$(F_CPU)UL
+CDEFS += -DF_CLOCK=$(F_CLOCK)UL
+CDEFS += -DBOARD=BOARD_$(BOARD)
+CDEFS += $(LUFA_OPTS)
 
 
 # Place -D or -U options here for ASM sources
-ADEFS = -DF_CPU=$(F_CPU)
-
+ADEFS  = -DF_CPU=$(F_CPU)
+ADEFS += -DF_CLOCK=$(F_CLOCK)UL
+ADEFS += -DBOARD=BOARD_$(BOARD)
+ADEFS += $(LUFA_OPTS)
 
 # Place -D or -U options here for C++ sources
-CPPDEFS = -DF_CPU=$(F_CPU)UL
+CPPDEFS  = -DF_CPU=$(F_CPU)UL
+CPPDEFS += -DF_CLOCK=$(F_CLOCK)UL
+CPPDEFS += -DBOARD=BOARD_$(BOARD)
+CPPDEFS += $(LUFA_OPTS)
 #CPPDEFS += -D__STDC_LIMIT_MACROS
 #CPPDEFS += -D__STDC_CONSTANT_MACROS
 
@@ -215,8 +217,9 @@ CFLAGS += -fshort-enums
 CFLAGS += -fno-strict-aliasing
 CFLAGS += -Wall
 CFLAGS += -Wstrict-prototypes
-CFLAGS += -Wundef
+#CFLAGS += -mshort-calls
 #CFLAGS += -fno-unit-at-a-time
+#CFLAGS += -Wundef
 #CFLAGS += -Wunreachable-code
 #CFLAGS += -Wsign-compare
 CFLAGS += -Wa,-adhlns=$(<:%.c=$(OBJDIR)/%.lst)
@@ -240,7 +243,7 @@ CPPFLAGS += -fpack-struct
 CPPFLAGS += -fshort-enums
 CPPFLAGS += -fno-exceptions
 CPPFLAGS += -Wall
-CFLAGS += -Wundef
+CPPFLAGS += -Wundef
 #CPPFLAGS += -mshort-calls
 #CPPFLAGS += -fno-unit-at-a-time
 #CPPFLAGS += -Wstrict-prototypes
@@ -317,7 +320,7 @@ EXTMEMOPTS =
 #  -Wl,...:     tell GCC to pass this to linker.
 #    -Map:      create map file
 #    --cref:    add cross reference to  map file
-LDFLAGS = -Wl,-Map=$(TARGET).map,--cref
+LDFLAGS  = -Wl,-Map=$(TARGET).map,--cref
 LDFLAGS += -Wl,--relax 
 LDFLAGS += -Wl,--gc-sections
 LDFLAGS += $(EXTMEMOPTS)
@@ -329,9 +332,7 @@ LDFLAGS += $(PRINTF_LIB) $(SCANF_LIB) $(MATH_LIB)
 
 #---------------- Programming Options (avrdude) ----------------
 
-# Programming hardware: alf avr910 avrisp bascom bsd 
-# dt006 pavr picoweb pony-stk200 sp12 stk200 stk500
-#
+# Programming hardware
 # Type: avrdude -c ?
 # to get a full listing.
 #
@@ -411,6 +412,7 @@ REMOVEDIR = rm -rf
 COPY = cp
 WINSHELL = cmd
 
+
 # Define Messages
 # English
 MSG_ERRORS_NONE = Errors: none
@@ -456,7 +458,7 @@ ALL_ASFLAGS = -mmcu=$(MCU) -I. -x assembler-with-cpp $(ASFLAGS)
 
 
 # Default target.
-all: begin gccversion sizebefore build showliboptions showtarget sizeafter end
+all: begin gccversion sizebefore build sizeafter end
 
 # Change the build target to build a HEX file or a library.
 build: elf hex eep lss sym
@@ -487,9 +489,7 @@ end:
 
 # Display size of file.
 HEXSIZE = $(SIZE) --target=$(FORMAT) $(TARGET).hex
-ELFSIZE = $(SIZE) $(MCU_FLAG) $(FORMAT_FLAG) $(TARGET).elf
-MCU_FLAG = $(shell $(SIZE) --help | grep -- --mcu > /dev/null && echo --mcu=$(MCU) )
-FORMAT_FLAG = $(shell $(SIZE) --help | grep -- --format=.*avr > /dev/null && echo --format=avr )
+ELFSIZE = $(SIZE) --mcu=$(MCU) --format=avr $(TARGET).elf
 
 sizebefore:
 	@if test -f $(TARGET).elf; then echo; echo $(MSG_SIZE_BEFORE); $(ELFSIZE); \
@@ -499,22 +499,7 @@ sizeafter:
 	@if test -f $(TARGET).elf; then echo; echo $(MSG_SIZE_AFTER); $(ELFSIZE); \
 	2>/dev/null; echo; fi
 
-showliboptions:
-	@echo
-	@echo ---- Compile Time Library Options ----
-	@for i in $(LUFA_OPTS:-D%=%); do \
-		echo $$i; \
-	done
-	@echo --------------------------------------
 
-showtarget:
-	@echo
-	@echo --------- Target Information ---------
-	@echo AVR Model: $(MCU)
-	@echo Board:     $(BOARD)
-	@echo Clock:     $(F_CPU)Hz CPU, $(F_CLOCK)Hz Master
-	@echo --------------------------------------
-	
 
 # Display compiler version information.
 gccversion : 
@@ -604,7 +589,7 @@ extcoff: $(TARGET).elf
 %.hex: %.elf
 	@echo
 	@echo $(MSG_FLASH) $@
-	$(OBJCOPY) -O $(FORMAT) -R .eeprom $< $@
+	$(OBJCOPY) -O $(FORMAT) -R .eeprom -R .fuse -R .lock $< $@
 
 %.eep: %.elf
 	@echo
@@ -616,7 +601,7 @@ extcoff: $(TARGET).elf
 %.lss: %.elf
 	@echo
 	@echo $(MSG_EXTENDED_LISTING) $@
-	$(OBJDUMP) -h -z -S $< > $@
+	$(OBJDUMP) -h -S -z $< > $@
 
 # Create a symbol table from ELF output file.
 %.sym: %.elf
@@ -678,18 +663,16 @@ $(OBJDIR)/%.o : %.S
 # Create preprocessed source for use in sending a bug report.
 %.i : %.c
 	$(CC) -E -mmcu=$(MCU) -I. $(CFLAGS) $< -o $@ 
-	
+
 
 # Target: clean project.
-clean: begin clean_list clean_binary end
+clean: begin clean_list end
 
-clean_binary:
-	$(REMOVE) $(TARGET).hex
-	
-clean_list:
+clean_list :
+	@echo
 	@echo $(MSG_CLEANING)
+	$(REMOVE) $(TARGET).hex
 	$(REMOVE) $(TARGET).eep
-	$(REMOVE) $(TARGET)eep.hex
 	$(REMOVE) $(TARGET).cof
 	$(REMOVE) $(TARGET).elf
 	$(REMOVE) $(TARGET).map
@@ -700,7 +683,6 @@ clean_list:
 	$(REMOVE) $(SRC:.c=.s)
 	$(REMOVE) $(SRC:.c=.d)
 	$(REMOVE) $(SRC:.c=.i)
-	$(REMOVE) InvalidEvents.tmp
 	$(REMOVEDIR) .dep
 
 doxygen:
@@ -720,8 +702,7 @@ $(shell mkdir $(OBJDIR) 2>/dev/null)
 
 
 # Listing of phony targets.
-.PHONY : all showliboptions showtarget begin       \
-finish end sizebefore sizeafter gccversion build   \
-elf hex eep lss sym coff extcoff program dfu flip  \
-flip-ee dfu-ee clean debug clean_list clean_binary \
-clean_doxygen gdb-config doxygen
\ No newline at end of file
+.PHONY : all begin finish end sizebefore sizeafter gccversion \
+build elf hex eep lss sym coff extcoff doxygen clean          \
+clean_list clean_doxygen program dfu flip flip-ee dfu-ee      \
+debug gdb-config
diff --git a/Demos/Host/LowLevel/MassStorageHost/makefile b/Demos/Host/LowLevel/MassStorageHost/makefile
index b57e7abba..3728b760e 100644
--- a/Demos/Host/LowLevel/MassStorageHost/makefile
+++ b/Demos/Host/LowLevel/MassStorageHost/makefile
@@ -115,30 +115,24 @@ OBJDIR = .
 LUFA_PATH = ../../../..
 
 
-# LUFA library compile-time options
-LUFA_OPTS  = -D NO_STREAM_CALLBACKS
-LUFA_OPTS += -D USB_HOST_ONLY
+# LUFA library compile-time options and predefined tokens
+LUFA_OPTS  = -D USB_HOST_ONLY
+LUFA_OPTS += -D NO_STREAM_CALLBACKS
 LUFA_OPTS += -D USE_STATIC_OPTIONS="(USB_OPT_REG_ENABLED | USB_OPT_AUTO_PLL)"
 LUFA_OPTS += -D USB_STREAM_TIMEOUT_MS=5000
 
 
+# Create the LUFA source path variables by including the LUFA root makefile
+include $(LUFA_PATH)/LUFA/makefile
+
+
 # List C source files here. (C dependencies are automatically generated.)
 SRC = $(TARGET).c                                                 \
 	  ConfigDescriptor.c                                          \
 	  Lib/MassStoreCommands.c                                     \
-	  $(LUFA_PATH)/LUFA/Drivers/Peripheral/SerialStream.c         \
-	  $(LUFA_PATH)/LUFA/Drivers/Peripheral/Serial.c               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/DevChapter9.c        \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Device.c             \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Endpoint.c           \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Host.c               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/HostChapter9.c       \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/LowLevel.c           \
- 	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Pipe.c               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/USBInterrupt.c       \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/ConfigDescriptor.c  \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/Events.c            \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/USBTask.c           \
+	  $(LUFA_SRC_USB)                                             \
+	  $(LUFA_SRC_SERIAL)                                          \
+	  $(LUFA_SRC_SERIALSTREAM)
 
 
 # List C++ source files here. (C dependencies are automatically generated.)
@@ -184,15 +178,23 @@ CSTANDARD = -std=c99
 
 
 # Place -D or -U options here for C sources
-CDEFS  = -DF_CPU=$(F_CPU)UL -DF_CLOCK=$(F_CLOCK)UL -DBOARD=BOARD_$(BOARD) $(LUFA_OPTS)
+CDEFS  = -DF_CPU=$(F_CPU)UL
+CDEFS += -DF_CLOCK=$(F_CLOCK)UL
+CDEFS += -DBOARD=BOARD_$(BOARD)
+CDEFS += $(LUFA_OPTS)
 
 
 # Place -D or -U options here for ASM sources
-ADEFS = -DF_CPU=$(F_CPU)
-
+ADEFS  = -DF_CPU=$(F_CPU)
+ADEFS += -DF_CLOCK=$(F_CLOCK)UL
+ADEFS += -DBOARD=BOARD_$(BOARD)
+ADEFS += $(LUFA_OPTS)
 
 # Place -D or -U options here for C++ sources
-CPPDEFS = -DF_CPU=$(F_CPU)UL
+CPPDEFS  = -DF_CPU=$(F_CPU)UL
+CPPDEFS += -DF_CLOCK=$(F_CLOCK)UL
+CPPDEFS += -DBOARD=BOARD_$(BOARD)
+CPPDEFS += $(LUFA_OPTS)
 #CPPDEFS += -D__STDC_LIMIT_MACROS
 #CPPDEFS += -D__STDC_CONSTANT_MACROS
 
@@ -217,8 +219,9 @@ CFLAGS += -fshort-enums
 CFLAGS += -fno-strict-aliasing
 CFLAGS += -Wall
 CFLAGS += -Wstrict-prototypes
-CFLAGS += -Wundef
+#CFLAGS += -mshort-calls
 #CFLAGS += -fno-unit-at-a-time
+#CFLAGS += -Wundef
 #CFLAGS += -Wunreachable-code
 #CFLAGS += -Wsign-compare
 CFLAGS += -Wa,-adhlns=$(<:%.c=$(OBJDIR)/%.lst)
@@ -242,7 +245,7 @@ CPPFLAGS += -fpack-struct
 CPPFLAGS += -fshort-enums
 CPPFLAGS += -fno-exceptions
 CPPFLAGS += -Wall
-CFLAGS += -Wundef
+CPPFLAGS += -Wundef
 #CPPFLAGS += -mshort-calls
 #CPPFLAGS += -fno-unit-at-a-time
 #CPPFLAGS += -Wstrict-prototypes
@@ -319,7 +322,7 @@ EXTMEMOPTS =
 #  -Wl,...:     tell GCC to pass this to linker.
 #    -Map:      create map file
 #    --cref:    add cross reference to  map file
-LDFLAGS = -Wl,-Map=$(TARGET).map,--cref
+LDFLAGS  = -Wl,-Map=$(TARGET).map,--cref
 LDFLAGS += -Wl,--relax 
 LDFLAGS += -Wl,--gc-sections
 LDFLAGS += $(EXTMEMOPTS)
@@ -331,9 +334,7 @@ LDFLAGS += $(PRINTF_LIB) $(SCANF_LIB) $(MATH_LIB)
 
 #---------------- Programming Options (avrdude) ----------------
 
-# Programming hardware: alf avr910 avrisp bascom bsd 
-# dt006 pavr picoweb pony-stk200 sp12 stk200 stk500
-#
+# Programming hardware
 # Type: avrdude -c ?
 # to get a full listing.
 #
@@ -413,6 +414,7 @@ REMOVEDIR = rm -rf
 COPY = cp
 WINSHELL = cmd
 
+
 # Define Messages
 # English
 MSG_ERRORS_NONE = Errors: none
@@ -458,7 +460,7 @@ ALL_ASFLAGS = -mmcu=$(MCU) -I. -x assembler-with-cpp $(ASFLAGS)
 
 
 # Default target.
-all: begin gccversion sizebefore build showliboptions showtarget sizeafter end
+all: begin gccversion sizebefore build sizeafter end
 
 # Change the build target to build a HEX file or a library.
 build: elf hex eep lss sym
@@ -489,9 +491,7 @@ end:
 
 # Display size of file.
 HEXSIZE = $(SIZE) --target=$(FORMAT) $(TARGET).hex
-ELFSIZE = $(SIZE) $(MCU_FLAG) $(FORMAT_FLAG) $(TARGET).elf
-MCU_FLAG = $(shell $(SIZE) --help | grep -- --mcu > /dev/null && echo --mcu=$(MCU) )
-FORMAT_FLAG = $(shell $(SIZE) --help | grep -- --format=.*avr > /dev/null && echo --format=avr )
+ELFSIZE = $(SIZE) --mcu=$(MCU) --format=avr $(TARGET).elf
 
 sizebefore:
 	@if test -f $(TARGET).elf; then echo; echo $(MSG_SIZE_BEFORE); $(ELFSIZE); \
@@ -501,22 +501,7 @@ sizeafter:
 	@if test -f $(TARGET).elf; then echo; echo $(MSG_SIZE_AFTER); $(ELFSIZE); \
 	2>/dev/null; echo; fi
 
-showliboptions:
-	@echo
-	@echo ---- Compile Time Library Options ----
-	@for i in $(LUFA_OPTS:-D%=%); do \
-		echo $$i; \
-	done
-	@echo --------------------------------------
 
-showtarget:
-	@echo
-	@echo --------- Target Information ---------
-	@echo AVR Model: $(MCU)
-	@echo Board:     $(BOARD)
-	@echo Clock:     $(F_CPU)Hz CPU, $(F_CLOCK)Hz Master
-	@echo --------------------------------------
-	
 
 # Display compiler version information.
 gccversion : 
@@ -606,7 +591,7 @@ extcoff: $(TARGET).elf
 %.hex: %.elf
 	@echo
 	@echo $(MSG_FLASH) $@
-	$(OBJCOPY) -O $(FORMAT) -R .eeprom $< $@
+	$(OBJCOPY) -O $(FORMAT) -R .eeprom -R .fuse -R .lock $< $@
 
 %.eep: %.elf
 	@echo
@@ -618,7 +603,7 @@ extcoff: $(TARGET).elf
 %.lss: %.elf
 	@echo
 	@echo $(MSG_EXTENDED_LISTING) $@
-	$(OBJDUMP) -h -z -S $< > $@
+	$(OBJDUMP) -h -S -z $< > $@
 
 # Create a symbol table from ELF output file.
 %.sym: %.elf
@@ -680,18 +665,16 @@ $(OBJDIR)/%.o : %.S
 # Create preprocessed source for use in sending a bug report.
 %.i : %.c
 	$(CC) -E -mmcu=$(MCU) -I. $(CFLAGS) $< -o $@ 
-	
+
 
 # Target: clean project.
-clean: begin clean_list clean_binary end
+clean: begin clean_list end
 
-clean_binary:
-	$(REMOVE) $(TARGET).hex
-	
-clean_list:
+clean_list :
+	@echo
 	@echo $(MSG_CLEANING)
+	$(REMOVE) $(TARGET).hex
 	$(REMOVE) $(TARGET).eep
-	$(REMOVE) $(TARGET)eep.hex
 	$(REMOVE) $(TARGET).cof
 	$(REMOVE) $(TARGET).elf
 	$(REMOVE) $(TARGET).map
@@ -702,7 +685,6 @@ clean_list:
 	$(REMOVE) $(SRC:.c=.s)
 	$(REMOVE) $(SRC:.c=.d)
 	$(REMOVE) $(SRC:.c=.i)
-	$(REMOVE) InvalidEvents.tmp
 	$(REMOVEDIR) .dep
 
 doxygen:
@@ -722,8 +704,7 @@ $(shell mkdir $(OBJDIR) 2>/dev/null)
 
 
 # Listing of phony targets.
-.PHONY : all showliboptions showtarget begin       \
-finish end sizebefore sizeafter gccversion build   \
-elf hex eep lss sym coff extcoff program dfu flip  \
-flip-ee dfu-ee clean debug clean_list clean_binary \
-clean_doxygen gdb-config doxygen
\ No newline at end of file
+.PHONY : all begin finish end sizebefore sizeafter gccversion \
+build elf hex eep lss sym coff extcoff doxygen clean          \
+clean_list clean_doxygen program dfu flip flip-ee dfu-ee      \
+debug gdb-config
diff --git a/Demos/Host/LowLevel/MouseHost/makefile b/Demos/Host/LowLevel/MouseHost/makefile
index bcb2e556a..5aeaf8721 100644
--- a/Demos/Host/LowLevel/MouseHost/makefile
+++ b/Demos/Host/LowLevel/MouseHost/makefile
@@ -115,28 +115,22 @@ OBJDIR = .
 LUFA_PATH = ../../../..
 
 
-# LUFA library compile-time options
-LUFA_OPTS  = -D NO_STREAM_CALLBACKS
-LUFA_OPTS += -D USB_HOST_ONLY
+# LUFA library compile-time options and predefined tokens
+LUFA_OPTS  = -D USB_HOST_ONLY
+LUFA_OPTS += -D NO_STREAM_CALLBACKS
 LUFA_OPTS += -D USE_STATIC_OPTIONS="(USB_OPT_REG_ENABLED | USB_OPT_AUTO_PLL)"
 
 
+# Create the LUFA source path variables by including the LUFA root makefile
+include $(LUFA_PATH)/LUFA/makefile
+
+
 # List C source files here. (C dependencies are automatically generated.)
 SRC = $(TARGET).c                                                 \
 	  ConfigDescriptor.c                                          \
-	  $(LUFA_PATH)/LUFA/Drivers/Peripheral/SerialStream.c         \
-	  $(LUFA_PATH)/LUFA/Drivers/Peripheral/Serial.c               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/DevChapter9.c        \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Device.c             \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Endpoint.c           \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Host.c               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/HostChapter9.c       \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/LowLevel.c           \
- 	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Pipe.c               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/USBInterrupt.c       \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/ConfigDescriptor.c  \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/Events.c            \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/USBTask.c           \
+	  $(LUFA_SRC_USB)                                             \
+	  $(LUFA_SRC_SERIAL)                                          \
+	  $(LUFA_SRC_SERIALSTREAM)
 
 
 # List C++ source files here. (C dependencies are automatically generated.)
@@ -182,15 +176,23 @@ CSTANDARD = -std=c99
 
 
 # Place -D or -U options here for C sources
-CDEFS  = -DF_CPU=$(F_CPU)UL -DF_CLOCK=$(F_CLOCK)UL -DBOARD=BOARD_$(BOARD) $(LUFA_OPTS)
+CDEFS  = -DF_CPU=$(F_CPU)UL
+CDEFS += -DF_CLOCK=$(F_CLOCK)UL
+CDEFS += -DBOARD=BOARD_$(BOARD)
+CDEFS += $(LUFA_OPTS)
 
 
 # Place -D or -U options here for ASM sources
-ADEFS = -DF_CPU=$(F_CPU)
-
+ADEFS  = -DF_CPU=$(F_CPU)
+ADEFS += -DF_CLOCK=$(F_CLOCK)UL
+ADEFS += -DBOARD=BOARD_$(BOARD)
+ADEFS += $(LUFA_OPTS)
 
 # Place -D or -U options here for C++ sources
-CPPDEFS = -DF_CPU=$(F_CPU)UL
+CPPDEFS  = -DF_CPU=$(F_CPU)UL
+CPPDEFS += -DF_CLOCK=$(F_CLOCK)UL
+CPPDEFS += -DBOARD=BOARD_$(BOARD)
+CPPDEFS += $(LUFA_OPTS)
 #CPPDEFS += -D__STDC_LIMIT_MACROS
 #CPPDEFS += -D__STDC_CONSTANT_MACROS
 
@@ -215,8 +217,9 @@ CFLAGS += -fshort-enums
 CFLAGS += -fno-strict-aliasing
 CFLAGS += -Wall
 CFLAGS += -Wstrict-prototypes
-CFLAGS += -Wundef
+#CFLAGS += -mshort-calls
 #CFLAGS += -fno-unit-at-a-time
+#CFLAGS += -Wundef
 #CFLAGS += -Wunreachable-code
 #CFLAGS += -Wsign-compare
 CFLAGS += -Wa,-adhlns=$(<:%.c=$(OBJDIR)/%.lst)
@@ -240,7 +243,7 @@ CPPFLAGS += -fpack-struct
 CPPFLAGS += -fshort-enums
 CPPFLAGS += -fno-exceptions
 CPPFLAGS += -Wall
-CFLAGS += -Wundef
+CPPFLAGS += -Wundef
 #CPPFLAGS += -mshort-calls
 #CPPFLAGS += -fno-unit-at-a-time
 #CPPFLAGS += -Wstrict-prototypes
@@ -317,7 +320,7 @@ EXTMEMOPTS =
 #  -Wl,...:     tell GCC to pass this to linker.
 #    -Map:      create map file
 #    --cref:    add cross reference to  map file
-LDFLAGS = -Wl,-Map=$(TARGET).map,--cref
+LDFLAGS  = -Wl,-Map=$(TARGET).map,--cref
 LDFLAGS += -Wl,--relax 
 LDFLAGS += -Wl,--gc-sections
 LDFLAGS += $(EXTMEMOPTS)
@@ -329,9 +332,7 @@ LDFLAGS += $(PRINTF_LIB) $(SCANF_LIB) $(MATH_LIB)
 
 #---------------- Programming Options (avrdude) ----------------
 
-# Programming hardware: alf avr910 avrisp bascom bsd 
-# dt006 pavr picoweb pony-stk200 sp12 stk200 stk500
-#
+# Programming hardware
 # Type: avrdude -c ?
 # to get a full listing.
 #
@@ -411,6 +412,7 @@ REMOVEDIR = rm -rf
 COPY = cp
 WINSHELL = cmd
 
+
 # Define Messages
 # English
 MSG_ERRORS_NONE = Errors: none
@@ -456,7 +458,7 @@ ALL_ASFLAGS = -mmcu=$(MCU) -I. -x assembler-with-cpp $(ASFLAGS)
 
 
 # Default target.
-all: begin gccversion sizebefore build showliboptions showtarget sizeafter end
+all: begin gccversion sizebefore build sizeafter end
 
 # Change the build target to build a HEX file or a library.
 build: elf hex eep lss sym
@@ -487,9 +489,7 @@ end:
 
 # Display size of file.
 HEXSIZE = $(SIZE) --target=$(FORMAT) $(TARGET).hex
-ELFSIZE = $(SIZE) $(MCU_FLAG) $(FORMAT_FLAG) $(TARGET).elf
-MCU_FLAG = $(shell $(SIZE) --help | grep -- --mcu > /dev/null && echo --mcu=$(MCU) )
-FORMAT_FLAG = $(shell $(SIZE) --help | grep -- --format=.*avr > /dev/null && echo --format=avr )
+ELFSIZE = $(SIZE) --mcu=$(MCU) --format=avr $(TARGET).elf
 
 sizebefore:
 	@if test -f $(TARGET).elf; then echo; echo $(MSG_SIZE_BEFORE); $(ELFSIZE); \
@@ -499,22 +499,7 @@ sizeafter:
 	@if test -f $(TARGET).elf; then echo; echo $(MSG_SIZE_AFTER); $(ELFSIZE); \
 	2>/dev/null; echo; fi
 
-showliboptions:
-	@echo
-	@echo ---- Compile Time Library Options ----
-	@for i in $(LUFA_OPTS:-D%=%); do \
-		echo $$i; \
-	done
-	@echo --------------------------------------
 
-showtarget:
-	@echo
-	@echo --------- Target Information ---------
-	@echo AVR Model: $(MCU)
-	@echo Board:     $(BOARD)
-	@echo Clock:     $(F_CPU)Hz CPU, $(F_CLOCK)Hz Master
-	@echo --------------------------------------
-	
 
 # Display compiler version information.
 gccversion : 
@@ -604,7 +589,7 @@ extcoff: $(TARGET).elf
 %.hex: %.elf
 	@echo
 	@echo $(MSG_FLASH) $@
-	$(OBJCOPY) -O $(FORMAT) -R .eeprom $< $@
+	$(OBJCOPY) -O $(FORMAT) -R .eeprom -R .fuse -R .lock $< $@
 
 %.eep: %.elf
 	@echo
@@ -616,7 +601,7 @@ extcoff: $(TARGET).elf
 %.lss: %.elf
 	@echo
 	@echo $(MSG_EXTENDED_LISTING) $@
-	$(OBJDUMP) -h -z -S $< > $@
+	$(OBJDUMP) -h -S -z $< > $@
 
 # Create a symbol table from ELF output file.
 %.sym: %.elf
@@ -678,18 +663,16 @@ $(OBJDIR)/%.o : %.S
 # Create preprocessed source for use in sending a bug report.
 %.i : %.c
 	$(CC) -E -mmcu=$(MCU) -I. $(CFLAGS) $< -o $@ 
-	
+
 
 # Target: clean project.
-clean: begin clean_list clean_binary end
+clean: begin clean_list end
 
-clean_binary:
-	$(REMOVE) $(TARGET).hex
-	
-clean_list:
+clean_list :
+	@echo
 	@echo $(MSG_CLEANING)
+	$(REMOVE) $(TARGET).hex
 	$(REMOVE) $(TARGET).eep
-	$(REMOVE) $(TARGET)eep.hex
 	$(REMOVE) $(TARGET).cof
 	$(REMOVE) $(TARGET).elf
 	$(REMOVE) $(TARGET).map
@@ -700,7 +683,6 @@ clean_list:
 	$(REMOVE) $(SRC:.c=.s)
 	$(REMOVE) $(SRC:.c=.d)
 	$(REMOVE) $(SRC:.c=.i)
-	$(REMOVE) InvalidEvents.tmp
 	$(REMOVEDIR) .dep
 
 doxygen:
@@ -720,8 +702,7 @@ $(shell mkdir $(OBJDIR) 2>/dev/null)
 
 
 # Listing of phony targets.
-.PHONY : all showliboptions showtarget begin       \
-finish end sizebefore sizeafter gccversion build   \
-elf hex eep lss sym coff extcoff program dfu flip  \
-flip-ee dfu-ee clean debug clean_list clean_binary \
-clean_doxygen gdb-config doxygen
\ No newline at end of file
+.PHONY : all begin finish end sizebefore sizeafter gccversion \
+build elf hex eep lss sym coff extcoff doxygen clean          \
+clean_list clean_doxygen program dfu flip flip-ee dfu-ee      \
+debug gdb-config
diff --git a/Demos/Host/LowLevel/MouseHostWithParser/makefile b/Demos/Host/LowLevel/MouseHostWithParser/makefile
index 31807c536..84a5f728c 100644
--- a/Demos/Host/LowLevel/MouseHostWithParser/makefile
+++ b/Demos/Host/LowLevel/MouseHostWithParser/makefile
@@ -115,30 +115,23 @@ OBJDIR = .
 LUFA_PATH = ../../../..
 
 
-# LUFA library compile-time options
-LUFA_OPTS  = -D NO_STREAM_CALLBACKS
-LUFA_OPTS += -D USB_HOST_ONLY
+# LUFA library compile-time options and predefined tokens
+LUFA_OPTS  = -D USB_HOST_ONLY
+LUFA_OPTS += -D NO_STREAM_CALLBACKS
 LUFA_OPTS += -D USE_STATIC_OPTIONS="(USB_OPT_REG_ENABLED | USB_OPT_AUTO_PLL)"
 
 
+# Create the LUFA source path variables by including the LUFA root makefile
+include $(LUFA_PATH)/LUFA/makefile
+
+
 # List C source files here. (C dependencies are automatically generated.)
 SRC = $(TARGET).c                                                 \
 	  ConfigDescriptor.c                                          \
 	  HIDReport.c                                                 \
-	  $(LUFA_PATH)/LUFA/Drivers/Peripheral/SerialStream.c         \
-	  $(LUFA_PATH)/LUFA/Drivers/Peripheral/Serial.c               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/DevChapter9.c        \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Device.c             \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Endpoint.c           \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Host.c               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/HostChapter9.c       \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/LowLevel.c           \
- 	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Pipe.c               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/USBInterrupt.c       \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/ConfigDescriptor.c  \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/Events.c            \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/USBTask.c           \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/Class/Host/HIDParser.c        \
+	  $(LUFA_SRC_USB)                                             \
+	  $(LUFA_SRC_SERIAL)                                          \
+	  $(LUFA_SRC_SERIALSTREAM)
 
 
 # List C++ source files here. (C dependencies are automatically generated.)
@@ -184,15 +177,23 @@ CSTANDARD = -std=c99
 
 
 # Place -D or -U options here for C sources
-CDEFS  = -DF_CPU=$(F_CPU)UL -DF_CLOCK=$(F_CLOCK)UL -DBOARD=BOARD_$(BOARD) $(LUFA_OPTS)
+CDEFS  = -DF_CPU=$(F_CPU)UL
+CDEFS += -DF_CLOCK=$(F_CLOCK)UL
+CDEFS += -DBOARD=BOARD_$(BOARD)
+CDEFS += $(LUFA_OPTS)
 
 
 # Place -D or -U options here for ASM sources
-ADEFS = -DF_CPU=$(F_CPU)
-
+ADEFS  = -DF_CPU=$(F_CPU)
+ADEFS += -DF_CLOCK=$(F_CLOCK)UL
+ADEFS += -DBOARD=BOARD_$(BOARD)
+ADEFS += $(LUFA_OPTS)
 
 # Place -D or -U options here for C++ sources
-CPPDEFS = -DF_CPU=$(F_CPU)UL
+CPPDEFS  = -DF_CPU=$(F_CPU)UL
+CPPDEFS += -DF_CLOCK=$(F_CLOCK)UL
+CPPDEFS += -DBOARD=BOARD_$(BOARD)
+CPPDEFS += $(LUFA_OPTS)
 #CPPDEFS += -D__STDC_LIMIT_MACROS
 #CPPDEFS += -D__STDC_CONSTANT_MACROS
 
@@ -217,8 +218,9 @@ CFLAGS += -fshort-enums
 CFLAGS += -fno-strict-aliasing
 CFLAGS += -Wall
 CFLAGS += -Wstrict-prototypes
-CFLAGS += -Wundef
+#CFLAGS += -mshort-calls
 #CFLAGS += -fno-unit-at-a-time
+#CFLAGS += -Wundef
 #CFLAGS += -Wunreachable-code
 #CFLAGS += -Wsign-compare
 CFLAGS += -Wa,-adhlns=$(<:%.c=$(OBJDIR)/%.lst)
@@ -242,7 +244,7 @@ CPPFLAGS += -fpack-struct
 CPPFLAGS += -fshort-enums
 CPPFLAGS += -fno-exceptions
 CPPFLAGS += -Wall
-CFLAGS += -Wundef
+CPPFLAGS += -Wundef
 #CPPFLAGS += -mshort-calls
 #CPPFLAGS += -fno-unit-at-a-time
 #CPPFLAGS += -Wstrict-prototypes
@@ -319,7 +321,7 @@ EXTMEMOPTS =
 #  -Wl,...:     tell GCC to pass this to linker.
 #    -Map:      create map file
 #    --cref:    add cross reference to  map file
-LDFLAGS = -Wl,-Map=$(TARGET).map,--cref
+LDFLAGS  = -Wl,-Map=$(TARGET).map,--cref
 LDFLAGS += -Wl,--relax 
 LDFLAGS += -Wl,--gc-sections
 LDFLAGS += $(EXTMEMOPTS)
@@ -331,9 +333,7 @@ LDFLAGS += $(PRINTF_LIB) $(SCANF_LIB) $(MATH_LIB)
 
 #---------------- Programming Options (avrdude) ----------------
 
-# Programming hardware: alf avr910 avrisp bascom bsd 
-# dt006 pavr picoweb pony-stk200 sp12 stk200 stk500
-#
+# Programming hardware
 # Type: avrdude -c ?
 # to get a full listing.
 #
@@ -413,6 +413,7 @@ REMOVEDIR = rm -rf
 COPY = cp
 WINSHELL = cmd
 
+
 # Define Messages
 # English
 MSG_ERRORS_NONE = Errors: none
@@ -458,7 +459,7 @@ ALL_ASFLAGS = -mmcu=$(MCU) -I. -x assembler-with-cpp $(ASFLAGS)
 
 
 # Default target.
-all: begin gccversion sizebefore build showliboptions showtarget sizeafter end
+all: begin gccversion sizebefore build sizeafter end
 
 # Change the build target to build a HEX file or a library.
 build: elf hex eep lss sym
@@ -489,9 +490,7 @@ end:
 
 # Display size of file.
 HEXSIZE = $(SIZE) --target=$(FORMAT) $(TARGET).hex
-ELFSIZE = $(SIZE) $(MCU_FLAG) $(FORMAT_FLAG) $(TARGET).elf
-MCU_FLAG = $(shell $(SIZE) --help | grep -- --mcu > /dev/null && echo --mcu=$(MCU) )
-FORMAT_FLAG = $(shell $(SIZE) --help | grep -- --format=.*avr > /dev/null && echo --format=avr )
+ELFSIZE = $(SIZE) --mcu=$(MCU) --format=avr $(TARGET).elf
 
 sizebefore:
 	@if test -f $(TARGET).elf; then echo; echo $(MSG_SIZE_BEFORE); $(ELFSIZE); \
@@ -501,22 +500,7 @@ sizeafter:
 	@if test -f $(TARGET).elf; then echo; echo $(MSG_SIZE_AFTER); $(ELFSIZE); \
 	2>/dev/null; echo; fi
 
-showliboptions:
-	@echo
-	@echo ---- Compile Time Library Options ----
-	@for i in $(LUFA_OPTS:-D%=%); do \
-		echo $$i; \
-	done
-	@echo --------------------------------------
 
-showtarget:
-	@echo
-	@echo --------- Target Information ---------
-	@echo AVR Model: $(MCU)
-	@echo Board:     $(BOARD)
-	@echo Clock:     $(F_CPU)Hz CPU, $(F_CLOCK)Hz Master
-	@echo --------------------------------------
-	
 
 # Display compiler version information.
 gccversion : 
@@ -606,7 +590,7 @@ extcoff: $(TARGET).elf
 %.hex: %.elf
 	@echo
 	@echo $(MSG_FLASH) $@
-	$(OBJCOPY) -O $(FORMAT) -R .eeprom $< $@
+	$(OBJCOPY) -O $(FORMAT) -R .eeprom -R .fuse -R .lock $< $@
 
 %.eep: %.elf
 	@echo
@@ -618,7 +602,7 @@ extcoff: $(TARGET).elf
 %.lss: %.elf
 	@echo
 	@echo $(MSG_EXTENDED_LISTING) $@
-	$(OBJDUMP) -h -z -S $< > $@
+	$(OBJDUMP) -h -S -z $< > $@
 
 # Create a symbol table from ELF output file.
 %.sym: %.elf
@@ -680,18 +664,16 @@ $(OBJDIR)/%.o : %.S
 # Create preprocessed source for use in sending a bug report.
 %.i : %.c
 	$(CC) -E -mmcu=$(MCU) -I. $(CFLAGS) $< -o $@ 
-	
+
 
 # Target: clean project.
-clean: begin clean_list clean_binary end
+clean: begin clean_list end
 
-clean_binary:
-	$(REMOVE) $(TARGET).hex
-	
-clean_list:
+clean_list :
+	@echo
 	@echo $(MSG_CLEANING)
+	$(REMOVE) $(TARGET).hex
 	$(REMOVE) $(TARGET).eep
-	$(REMOVE) $(TARGET)eep.hex
 	$(REMOVE) $(TARGET).cof
 	$(REMOVE) $(TARGET).elf
 	$(REMOVE) $(TARGET).map
@@ -702,7 +684,6 @@ clean_list:
 	$(REMOVE) $(SRC:.c=.s)
 	$(REMOVE) $(SRC:.c=.d)
 	$(REMOVE) $(SRC:.c=.i)
-	$(REMOVE) InvalidEvents.tmp
 	$(REMOVEDIR) .dep
 
 doxygen:
@@ -722,8 +703,7 @@ $(shell mkdir $(OBJDIR) 2>/dev/null)
 
 
 # Listing of phony targets.
-.PHONY : all showliboptions showtarget begin       \
-finish end sizebefore sizeafter gccversion build   \
-elf hex eep lss sym coff extcoff program dfu flip  \
-flip-ee dfu-ee clean debug clean_list clean_binary \
-clean_doxygen gdb-config doxygen
\ No newline at end of file
+.PHONY : all begin finish end sizebefore sizeafter gccversion \
+build elf hex eep lss sym coff extcoff doxygen clean          \
+clean_list clean_doxygen program dfu flip flip-ee dfu-ee      \
+debug gdb-config
diff --git a/Demos/Host/LowLevel/PrinterHost/makefile b/Demos/Host/LowLevel/PrinterHost/makefile
index c608f9892..66efd03e2 100644
--- a/Demos/Host/LowLevel/PrinterHost/makefile
+++ b/Demos/Host/LowLevel/PrinterHost/makefile
@@ -115,29 +115,23 @@ OBJDIR = .
 LUFA_PATH = ../../../..
 
 
-# LUFA library compile-time options
+# LUFA library compile-time options and predefined tokens
 LUFA_OPTS  = -D USB_HOST_ONLY
 LUFA_OPTS += -D NO_STREAM_CALLBACKS
 LUFA_OPTS += -D USE_STATIC_OPTIONS="(USB_OPT_REG_ENABLED | USB_OPT_AUTO_PLL)"
 
 
+# Create the LUFA source path variables by including the LUFA root makefile
+include $(LUFA_PATH)/LUFA/makefile
+
+
 # List C source files here. (C dependencies are automatically generated.)
 SRC = $(TARGET).c                                                 \
 	  ConfigDescriptor.c                                          \
 	  Lib/PrinterCommands.c                                       \
-	  $(LUFA_PATH)/LUFA/Drivers/Peripheral/SerialStream.c         \
-	  $(LUFA_PATH)/LUFA/Drivers/Peripheral/Serial.c               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/DevChapter9.c        \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Device.c             \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Endpoint.c           \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Host.c               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/HostChapter9.c       \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/LowLevel.c           \
- 	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Pipe.c               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/USBInterrupt.c       \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/ConfigDescriptor.c  \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/Events.c            \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/USBTask.c           \
+	  $(LUFA_SRC_USB)                                             \
+	  $(LUFA_SRC_SERIAL)                                          \
+	  $(LUFA_SRC_SERIALSTREAM)
 
 
 # List C++ source files here. (C dependencies are automatically generated.)
@@ -183,15 +177,23 @@ CSTANDARD = -std=c99
 
 
 # Place -D or -U options here for C sources
-CDEFS  = -DF_CPU=$(F_CPU)UL -DF_CLOCK=$(F_CLOCK)UL -DBOARD=BOARD_$(BOARD) $(LUFA_OPTS)
+CDEFS  = -DF_CPU=$(F_CPU)UL
+CDEFS += -DF_CLOCK=$(F_CLOCK)UL
+CDEFS += -DBOARD=BOARD_$(BOARD)
+CDEFS += $(LUFA_OPTS)
 
 
 # Place -D or -U options here for ASM sources
-ADEFS = -DF_CPU=$(F_CPU)
-
+ADEFS  = -DF_CPU=$(F_CPU)
+ADEFS += -DF_CLOCK=$(F_CLOCK)UL
+ADEFS += -DBOARD=BOARD_$(BOARD)
+ADEFS += $(LUFA_OPTS)
 
 # Place -D or -U options here for C++ sources
-CPPDEFS = -DF_CPU=$(F_CPU)UL
+CPPDEFS  = -DF_CPU=$(F_CPU)UL
+CPPDEFS += -DF_CLOCK=$(F_CLOCK)UL
+CPPDEFS += -DBOARD=BOARD_$(BOARD)
+CPPDEFS += $(LUFA_OPTS)
 #CPPDEFS += -D__STDC_LIMIT_MACROS
 #CPPDEFS += -D__STDC_CONSTANT_MACROS
 
@@ -216,8 +218,9 @@ CFLAGS += -fshort-enums
 CFLAGS += -fno-strict-aliasing
 CFLAGS += -Wall
 CFLAGS += -Wstrict-prototypes
-CFLAGS += -Wundef
+#CFLAGS += -mshort-calls
 #CFLAGS += -fno-unit-at-a-time
+#CFLAGS += -Wundef
 #CFLAGS += -Wunreachable-code
 #CFLAGS += -Wsign-compare
 CFLAGS += -Wa,-adhlns=$(<:%.c=$(OBJDIR)/%.lst)
@@ -241,7 +244,7 @@ CPPFLAGS += -fpack-struct
 CPPFLAGS += -fshort-enums
 CPPFLAGS += -fno-exceptions
 CPPFLAGS += -Wall
-CFLAGS += -Wundef
+CPPFLAGS += -Wundef
 #CPPFLAGS += -mshort-calls
 #CPPFLAGS += -fno-unit-at-a-time
 #CPPFLAGS += -Wstrict-prototypes
@@ -318,7 +321,7 @@ EXTMEMOPTS =
 #  -Wl,...:     tell GCC to pass this to linker.
 #    -Map:      create map file
 #    --cref:    add cross reference to  map file
-LDFLAGS = -Wl,-Map=$(TARGET).map,--cref
+LDFLAGS  = -Wl,-Map=$(TARGET).map,--cref
 LDFLAGS += -Wl,--relax 
 LDFLAGS += -Wl,--gc-sections
 LDFLAGS += $(EXTMEMOPTS)
@@ -330,9 +333,7 @@ LDFLAGS += $(PRINTF_LIB) $(SCANF_LIB) $(MATH_LIB)
 
 #---------------- Programming Options (avrdude) ----------------
 
-# Programming hardware: alf avr910 avrisp bascom bsd 
-# dt006 pavr picoweb pony-stk200 sp12 stk200 stk500
-#
+# Programming hardware
 # Type: avrdude -c ?
 # to get a full listing.
 #
@@ -412,6 +413,7 @@ REMOVEDIR = rm -rf
 COPY = cp
 WINSHELL = cmd
 
+
 # Define Messages
 # English
 MSG_ERRORS_NONE = Errors: none
@@ -457,7 +459,7 @@ ALL_ASFLAGS = -mmcu=$(MCU) -I. -x assembler-with-cpp $(ASFLAGS)
 
 
 # Default target.
-all: begin gccversion sizebefore build showliboptions showtarget sizeafter end
+all: begin gccversion sizebefore build sizeafter end
 
 # Change the build target to build a HEX file or a library.
 build: elf hex eep lss sym
@@ -488,9 +490,7 @@ end:
 
 # Display size of file.
 HEXSIZE = $(SIZE) --target=$(FORMAT) $(TARGET).hex
-ELFSIZE = $(SIZE) $(MCU_FLAG) $(FORMAT_FLAG) $(TARGET).elf
-MCU_FLAG = $(shell $(SIZE) --help | grep -- --mcu > /dev/null && echo --mcu=$(MCU) )
-FORMAT_FLAG = $(shell $(SIZE) --help | grep -- --format=.*avr > /dev/null && echo --format=avr )
+ELFSIZE = $(SIZE) --mcu=$(MCU) --format=avr $(TARGET).elf
 
 sizebefore:
 	@if test -f $(TARGET).elf; then echo; echo $(MSG_SIZE_BEFORE); $(ELFSIZE); \
@@ -500,22 +500,7 @@ sizeafter:
 	@if test -f $(TARGET).elf; then echo; echo $(MSG_SIZE_AFTER); $(ELFSIZE); \
 	2>/dev/null; echo; fi
 
-showliboptions:
-	@echo
-	@echo ---- Compile Time Library Options ----
-	@for i in $(LUFA_OPTS:-D%=%); do \
-		echo $$i; \
-	done
-	@echo --------------------------------------
 
-showtarget:
-	@echo
-	@echo --------- Target Information ---------
-	@echo AVR Model: $(MCU)
-	@echo Board:     $(BOARD)
-	@echo Clock:     $(F_CPU)Hz CPU, $(F_CLOCK)Hz Master
-	@echo --------------------------------------
-	
 
 # Display compiler version information.
 gccversion : 
@@ -605,7 +590,7 @@ extcoff: $(TARGET).elf
 %.hex: %.elf
 	@echo
 	@echo $(MSG_FLASH) $@
-	$(OBJCOPY) -O $(FORMAT) -R .eeprom $< $@
+	$(OBJCOPY) -O $(FORMAT) -R .eeprom -R .fuse -R .lock $< $@
 
 %.eep: %.elf
 	@echo
@@ -617,7 +602,7 @@ extcoff: $(TARGET).elf
 %.lss: %.elf
 	@echo
 	@echo $(MSG_EXTENDED_LISTING) $@
-	$(OBJDUMP) -h -z -S $< > $@
+	$(OBJDUMP) -h -S -z $< > $@
 
 # Create a symbol table from ELF output file.
 %.sym: %.elf
@@ -679,18 +664,16 @@ $(OBJDIR)/%.o : %.S
 # Create preprocessed source for use in sending a bug report.
 %.i : %.c
 	$(CC) -E -mmcu=$(MCU) -I. $(CFLAGS) $< -o $@ 
-	
+
 
 # Target: clean project.
-clean: begin clean_list clean_binary end
+clean: begin clean_list end
 
-clean_binary:
-	$(REMOVE) $(TARGET).hex
-	
-clean_list:
+clean_list :
+	@echo
 	@echo $(MSG_CLEANING)
+	$(REMOVE) $(TARGET).hex
 	$(REMOVE) $(TARGET).eep
-	$(REMOVE) $(TARGET)eep.hex
 	$(REMOVE) $(TARGET).cof
 	$(REMOVE) $(TARGET).elf
 	$(REMOVE) $(TARGET).map
@@ -701,7 +684,6 @@ clean_list:
 	$(REMOVE) $(SRC:.c=.s)
 	$(REMOVE) $(SRC:.c=.d)
 	$(REMOVE) $(SRC:.c=.i)
-	$(REMOVE) InvalidEvents.tmp
 	$(REMOVEDIR) .dep
 
 doxygen:
@@ -721,8 +703,7 @@ $(shell mkdir $(OBJDIR) 2>/dev/null)
 
 
 # Listing of phony targets.
-.PHONY : all showliboptions showtarget begin       \
-finish end sizebefore sizeafter gccversion build   \
-elf hex eep lss sym coff extcoff program dfu flip  \
-flip-ee dfu-ee clean debug clean_list clean_binary \
-clean_doxygen gdb-config doxygen
\ No newline at end of file
+.PHONY : all begin finish end sizebefore sizeafter gccversion \
+build elf hex eep lss sym coff extcoff doxygen clean          \
+clean_list clean_doxygen program dfu flip flip-ee dfu-ee      \
+debug gdb-config
diff --git a/Demos/Host/LowLevel/RNDISEthernetHost/makefile b/Demos/Host/LowLevel/RNDISEthernetHost/makefile
index ba438606a..06aed481f 100644
--- a/Demos/Host/LowLevel/RNDISEthernetHost/makefile
+++ b/Demos/Host/LowLevel/RNDISEthernetHost/makefile
@@ -115,29 +115,23 @@ OBJDIR = .
 LUFA_PATH = ../../../..
 
 
-# LUFA library compile-time options
+# LUFA library compile-time options and predefined tokens
 LUFA_OPTS  = -D USB_HOST_ONLY
 LUFA_OPTS += -D NO_STREAM_CALLBACKS
 LUFA_OPTS += -D USE_STATIC_OPTIONS="(USB_OPT_REG_ENABLED | USB_OPT_AUTO_PLL)"
 
 
+# Create the LUFA source path variables by including the LUFA root makefile
+include $(LUFA_PATH)/LUFA/makefile
+
+
 # List C source files here. (C dependencies are automatically generated.)
 SRC = $(TARGET).c                                                 \
 	  ConfigDescriptor.c                                          \
 	  Lib/RNDISCommands.c                                         \
-	  $(LUFA_PATH)/LUFA/Drivers/Peripheral/SerialStream.c         \
-	  $(LUFA_PATH)/LUFA/Drivers/Peripheral/Serial.c               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/DevChapter9.c        \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Device.c             \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Endpoint.c           \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Host.c               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/HostChapter9.c       \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/LowLevel.c           \
- 	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Pipe.c               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/USBInterrupt.c       \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/ConfigDescriptor.c  \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/Events.c            \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/USBTask.c           \
+	  $(LUFA_SRC_USB)                                             \
+	  $(LUFA_SRC_SERIAL)                                          \
+	  $(LUFA_SRC_SERIALSTREAM)
 
 
 # List C++ source files here. (C dependencies are automatically generated.)
@@ -183,15 +177,23 @@ CSTANDARD = -std=c99
 
 
 # Place -D or -U options here for C sources
-CDEFS  = -DF_CPU=$(F_CPU)UL -DF_CLOCK=$(F_CLOCK)UL -DBOARD=BOARD_$(BOARD) $(LUFA_OPTS)
+CDEFS  = -DF_CPU=$(F_CPU)UL
+CDEFS += -DF_CLOCK=$(F_CLOCK)UL
+CDEFS += -DBOARD=BOARD_$(BOARD)
+CDEFS += $(LUFA_OPTS)
 
 
 # Place -D or -U options here for ASM sources
-ADEFS = -DF_CPU=$(F_CPU)
-
+ADEFS  = -DF_CPU=$(F_CPU)
+ADEFS += -DF_CLOCK=$(F_CLOCK)UL
+ADEFS += -DBOARD=BOARD_$(BOARD)
+ADEFS += $(LUFA_OPTS)
 
 # Place -D or -U options here for C++ sources
-CPPDEFS = -DF_CPU=$(F_CPU)UL
+CPPDEFS  = -DF_CPU=$(F_CPU)UL
+CPPDEFS += -DF_CLOCK=$(F_CLOCK)UL
+CPPDEFS += -DBOARD=BOARD_$(BOARD)
+CPPDEFS += $(LUFA_OPTS)
 #CPPDEFS += -D__STDC_LIMIT_MACROS
 #CPPDEFS += -D__STDC_CONSTANT_MACROS
 
@@ -216,8 +218,9 @@ CFLAGS += -fshort-enums
 CFLAGS += -fno-strict-aliasing
 CFLAGS += -Wall
 CFLAGS += -Wstrict-prototypes
-CFLAGS += -Wundef
+#CFLAGS += -mshort-calls
 #CFLAGS += -fno-unit-at-a-time
+#CFLAGS += -Wundef
 #CFLAGS += -Wunreachable-code
 #CFLAGS += -Wsign-compare
 CFLAGS += -Wa,-adhlns=$(<:%.c=$(OBJDIR)/%.lst)
@@ -241,7 +244,7 @@ CPPFLAGS += -fpack-struct
 CPPFLAGS += -fshort-enums
 CPPFLAGS += -fno-exceptions
 CPPFLAGS += -Wall
-CFLAGS += -Wundef
+CPPFLAGS += -Wundef
 #CPPFLAGS += -mshort-calls
 #CPPFLAGS += -fno-unit-at-a-time
 #CPPFLAGS += -Wstrict-prototypes
@@ -318,7 +321,7 @@ EXTMEMOPTS =
 #  -Wl,...:     tell GCC to pass this to linker.
 #    -Map:      create map file
 #    --cref:    add cross reference to  map file
-LDFLAGS = -Wl,-Map=$(TARGET).map,--cref
+LDFLAGS  = -Wl,-Map=$(TARGET).map,--cref
 LDFLAGS += -Wl,--relax 
 LDFLAGS += -Wl,--gc-sections
 LDFLAGS += $(EXTMEMOPTS)
@@ -330,9 +333,7 @@ LDFLAGS += $(PRINTF_LIB) $(SCANF_LIB) $(MATH_LIB)
 
 #---------------- Programming Options (avrdude) ----------------
 
-# Programming hardware: alf avr910 avrisp bascom bsd 
-# dt006 pavr picoweb pony-stk200 sp12 stk200 stk500
-#
+# Programming hardware
 # Type: avrdude -c ?
 # to get a full listing.
 #
@@ -412,6 +413,7 @@ REMOVEDIR = rm -rf
 COPY = cp
 WINSHELL = cmd
 
+
 # Define Messages
 # English
 MSG_ERRORS_NONE = Errors: none
@@ -457,7 +459,7 @@ ALL_ASFLAGS = -mmcu=$(MCU) -I. -x assembler-with-cpp $(ASFLAGS)
 
 
 # Default target.
-all: begin gccversion sizebefore build showliboptions showtarget sizeafter end
+all: begin gccversion sizebefore build sizeafter end
 
 # Change the build target to build a HEX file or a library.
 build: elf hex eep lss sym
@@ -488,9 +490,7 @@ end:
 
 # Display size of file.
 HEXSIZE = $(SIZE) --target=$(FORMAT) $(TARGET).hex
-ELFSIZE = $(SIZE) $(MCU_FLAG) $(FORMAT_FLAG) $(TARGET).elf
-MCU_FLAG = $(shell $(SIZE) --help | grep -- --mcu > /dev/null && echo --mcu=$(MCU) )
-FORMAT_FLAG = $(shell $(SIZE) --help | grep -- --format=.*avr > /dev/null && echo --format=avr )
+ELFSIZE = $(SIZE) --mcu=$(MCU) --format=avr $(TARGET).elf
 
 sizebefore:
 	@if test -f $(TARGET).elf; then echo; echo $(MSG_SIZE_BEFORE); $(ELFSIZE); \
@@ -500,22 +500,7 @@ sizeafter:
 	@if test -f $(TARGET).elf; then echo; echo $(MSG_SIZE_AFTER); $(ELFSIZE); \
 	2>/dev/null; echo; fi
 
-showliboptions:
-	@echo
-	@echo ---- Compile Time Library Options ----
-	@for i in $(LUFA_OPTS:-D%=%); do \
-		echo $$i; \
-	done
-	@echo --------------------------------------
 
-showtarget:
-	@echo
-	@echo --------- Target Information ---------
-	@echo AVR Model: $(MCU)
-	@echo Board:     $(BOARD)
-	@echo Clock:     $(F_CPU)Hz CPU, $(F_CLOCK)Hz Master
-	@echo --------------------------------------
-	
 
 # Display compiler version information.
 gccversion : 
@@ -605,7 +590,7 @@ extcoff: $(TARGET).elf
 %.hex: %.elf
 	@echo
 	@echo $(MSG_FLASH) $@
-	$(OBJCOPY) -O $(FORMAT) -R .eeprom $< $@
+	$(OBJCOPY) -O $(FORMAT) -R .eeprom -R .fuse -R .lock $< $@
 
 %.eep: %.elf
 	@echo
@@ -617,7 +602,7 @@ extcoff: $(TARGET).elf
 %.lss: %.elf
 	@echo
 	@echo $(MSG_EXTENDED_LISTING) $@
-	$(OBJDUMP) -h -z -S $< > $@
+	$(OBJDUMP) -h -S -z $< > $@
 
 # Create a symbol table from ELF output file.
 %.sym: %.elf
@@ -679,18 +664,16 @@ $(OBJDIR)/%.o : %.S
 # Create preprocessed source for use in sending a bug report.
 %.i : %.c
 	$(CC) -E -mmcu=$(MCU) -I. $(CFLAGS) $< -o $@ 
-	
+
 
 # Target: clean project.
-clean: begin clean_list clean_binary end
+clean: begin clean_list end
 
-clean_binary:
-	$(REMOVE) $(TARGET).hex
-	
-clean_list:
+clean_list :
+	@echo
 	@echo $(MSG_CLEANING)
+	$(REMOVE) $(TARGET).hex
 	$(REMOVE) $(TARGET).eep
-	$(REMOVE) $(TARGET)eep.hex
 	$(REMOVE) $(TARGET).cof
 	$(REMOVE) $(TARGET).elf
 	$(REMOVE) $(TARGET).map
@@ -701,7 +684,6 @@ clean_list:
 	$(REMOVE) $(SRC:.c=.s)
 	$(REMOVE) $(SRC:.c=.d)
 	$(REMOVE) $(SRC:.c=.i)
-	$(REMOVE) InvalidEvents.tmp
 	$(REMOVEDIR) .dep
 
 doxygen:
@@ -721,8 +703,7 @@ $(shell mkdir $(OBJDIR) 2>/dev/null)
 
 
 # Listing of phony targets.
-.PHONY : all showliboptions showtarget begin       \
-finish end sizebefore sizeafter gccversion build   \
-elf hex eep lss sym coff extcoff program dfu flip  \
-flip-ee dfu-ee clean debug clean_list clean_binary \
-clean_doxygen gdb-config doxygen
\ No newline at end of file
+.PHONY : all begin finish end sizebefore sizeafter gccversion \
+build elf hex eep lss sym coff extcoff doxygen clean          \
+clean_list clean_doxygen program dfu flip flip-ee dfu-ee      \
+debug gdb-config
diff --git a/Demos/Host/LowLevel/StillImageHost/makefile b/Demos/Host/LowLevel/StillImageHost/makefile
index daf53c5d9..de242d8e6 100644
--- a/Demos/Host/LowLevel/StillImageHost/makefile
+++ b/Demos/Host/LowLevel/StillImageHost/makefile
@@ -115,29 +115,23 @@ OBJDIR = .
 LUFA_PATH = ../../../..
 
 
-# LUFA library compile-time options
-LUFA_OPTS  = -D NO_STREAM_CALLBACKS
-LUFA_OPTS += -D USB_HOST_ONLY
+# LUFA library compile-time options and predefined tokens
+LUFA_OPTS  = -D USB_HOST_ONLY
+LUFA_OPTS += -D NO_STREAM_CALLBACKS
 LUFA_OPTS += -D USE_STATIC_OPTIONS="(USB_OPT_REG_ENABLED | USB_OPT_AUTO_PLL)"
 
 
+# Create the LUFA source path variables by including the LUFA root makefile
+include $(LUFA_PATH)/LUFA/makefile
+
+
 # List C source files here. (C dependencies are automatically generated.)
 SRC = $(TARGET).c                                                 \
 	  ConfigDescriptor.c                                          \
 	  Lib/StillImageCommands.c                                    \
-	  $(LUFA_PATH)/LUFA/Drivers/Peripheral/SerialStream.c         \
-	  $(LUFA_PATH)/LUFA/Drivers/Peripheral/Serial.c               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/DevChapter9.c        \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Device.c             \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Endpoint.c           \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Host.c               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/HostChapter9.c       \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/LowLevel.c           \
- 	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Pipe.c               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/USBInterrupt.c       \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/ConfigDescriptor.c  \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/Events.c            \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/USBTask.c           \
+	  $(LUFA_SRC_USB)                                             \
+	  $(LUFA_SRC_SERIAL)                                          \
+	  $(LUFA_SRC_SERIALSTREAM)
 
 
 # List C++ source files here. (C dependencies are automatically generated.)
@@ -183,15 +177,23 @@ CSTANDARD = -std=c99
 
 
 # Place -D or -U options here for C sources
-CDEFS  = -DF_CPU=$(F_CPU)UL -DF_CLOCK=$(F_CLOCK)UL -DBOARD=BOARD_$(BOARD) $(LUFA_OPTS)
+CDEFS  = -DF_CPU=$(F_CPU)UL
+CDEFS += -DF_CLOCK=$(F_CLOCK)UL
+CDEFS += -DBOARD=BOARD_$(BOARD)
+CDEFS += $(LUFA_OPTS)
 
 
 # Place -D or -U options here for ASM sources
-ADEFS = -DF_CPU=$(F_CPU)
-
+ADEFS  = -DF_CPU=$(F_CPU)
+ADEFS += -DF_CLOCK=$(F_CLOCK)UL
+ADEFS += -DBOARD=BOARD_$(BOARD)
+ADEFS += $(LUFA_OPTS)
 
 # Place -D or -U options here for C++ sources
-CPPDEFS = -DF_CPU=$(F_CPU)UL
+CPPDEFS  = -DF_CPU=$(F_CPU)UL
+CPPDEFS += -DF_CLOCK=$(F_CLOCK)UL
+CPPDEFS += -DBOARD=BOARD_$(BOARD)
+CPPDEFS += $(LUFA_OPTS)
 #CPPDEFS += -D__STDC_LIMIT_MACROS
 #CPPDEFS += -D__STDC_CONSTANT_MACROS
 
@@ -216,8 +218,9 @@ CFLAGS += -fshort-enums
 CFLAGS += -fno-strict-aliasing
 CFLAGS += -Wall
 CFLAGS += -Wstrict-prototypes
-CFLAGS += -Wundef
+#CFLAGS += -mshort-calls
 #CFLAGS += -fno-unit-at-a-time
+#CFLAGS += -Wundef
 #CFLAGS += -Wunreachable-code
 #CFLAGS += -Wsign-compare
 CFLAGS += -Wa,-adhlns=$(<:%.c=$(OBJDIR)/%.lst)
@@ -241,7 +244,7 @@ CPPFLAGS += -fpack-struct
 CPPFLAGS += -fshort-enums
 CPPFLAGS += -fno-exceptions
 CPPFLAGS += -Wall
-CFLAGS += -Wundef
+CPPFLAGS += -Wundef
 #CPPFLAGS += -mshort-calls
 #CPPFLAGS += -fno-unit-at-a-time
 #CPPFLAGS += -Wstrict-prototypes
@@ -318,7 +321,7 @@ EXTMEMOPTS =
 #  -Wl,...:     tell GCC to pass this to linker.
 #    -Map:      create map file
 #    --cref:    add cross reference to  map file
-LDFLAGS = -Wl,-Map=$(TARGET).map,--cref
+LDFLAGS  = -Wl,-Map=$(TARGET).map,--cref
 LDFLAGS += -Wl,--relax 
 LDFLAGS += -Wl,--gc-sections
 LDFLAGS += $(EXTMEMOPTS)
@@ -330,9 +333,7 @@ LDFLAGS += $(PRINTF_LIB) $(SCANF_LIB) $(MATH_LIB)
 
 #---------------- Programming Options (avrdude) ----------------
 
-# Programming hardware: alf avr910 avrisp bascom bsd 
-# dt006 pavr picoweb pony-stk200 sp12 stk200 stk500
-#
+# Programming hardware
 # Type: avrdude -c ?
 # to get a full listing.
 #
@@ -412,6 +413,7 @@ REMOVEDIR = rm -rf
 COPY = cp
 WINSHELL = cmd
 
+
 # Define Messages
 # English
 MSG_ERRORS_NONE = Errors: none
@@ -457,7 +459,7 @@ ALL_ASFLAGS = -mmcu=$(MCU) -I. -x assembler-with-cpp $(ASFLAGS)
 
 
 # Default target.
-all: begin gccversion sizebefore build showliboptions showtarget sizeafter end
+all: begin gccversion sizebefore build sizeafter end
 
 # Change the build target to build a HEX file or a library.
 build: elf hex eep lss sym
@@ -488,9 +490,7 @@ end:
 
 # Display size of file.
 HEXSIZE = $(SIZE) --target=$(FORMAT) $(TARGET).hex
-ELFSIZE = $(SIZE) $(MCU_FLAG) $(FORMAT_FLAG) $(TARGET).elf
-MCU_FLAG = $(shell $(SIZE) --help | grep -- --mcu > /dev/null && echo --mcu=$(MCU) )
-FORMAT_FLAG = $(shell $(SIZE) --help | grep -- --format=.*avr > /dev/null && echo --format=avr )
+ELFSIZE = $(SIZE) --mcu=$(MCU) --format=avr $(TARGET).elf
 
 sizebefore:
 	@if test -f $(TARGET).elf; then echo; echo $(MSG_SIZE_BEFORE); $(ELFSIZE); \
@@ -500,22 +500,7 @@ sizeafter:
 	@if test -f $(TARGET).elf; then echo; echo $(MSG_SIZE_AFTER); $(ELFSIZE); \
 	2>/dev/null; echo; fi
 
-showliboptions:
-	@echo
-	@echo ---- Compile Time Library Options ----
-	@for i in $(LUFA_OPTS:-D%=%); do \
-		echo $$i; \
-	done
-	@echo --------------------------------------
 
-showtarget:
-	@echo
-	@echo --------- Target Information ---------
-	@echo AVR Model: $(MCU)
-	@echo Board:     $(BOARD)
-	@echo Clock:     $(F_CPU)Hz CPU, $(F_CLOCK)Hz Master
-	@echo --------------------------------------
-	
 
 # Display compiler version information.
 gccversion : 
@@ -605,7 +590,7 @@ extcoff: $(TARGET).elf
 %.hex: %.elf
 	@echo
 	@echo $(MSG_FLASH) $@
-	$(OBJCOPY) -O $(FORMAT) -R .eeprom $< $@
+	$(OBJCOPY) -O $(FORMAT) -R .eeprom -R .fuse -R .lock $< $@
 
 %.eep: %.elf
 	@echo
@@ -617,7 +602,7 @@ extcoff: $(TARGET).elf
 %.lss: %.elf
 	@echo
 	@echo $(MSG_EXTENDED_LISTING) $@
-	$(OBJDUMP) -h -z -S $< > $@
+	$(OBJDUMP) -h -S -z $< > $@
 
 # Create a symbol table from ELF output file.
 %.sym: %.elf
@@ -679,18 +664,16 @@ $(OBJDIR)/%.o : %.S
 # Create preprocessed source for use in sending a bug report.
 %.i : %.c
 	$(CC) -E -mmcu=$(MCU) -I. $(CFLAGS) $< -o $@ 
-	
+
 
 # Target: clean project.
-clean: begin clean_list clean_binary end
+clean: begin clean_list end
 
-clean_binary:
-	$(REMOVE) $(TARGET).hex
-	
-clean_list:
+clean_list :
+	@echo
 	@echo $(MSG_CLEANING)
+	$(REMOVE) $(TARGET).hex
 	$(REMOVE) $(TARGET).eep
-	$(REMOVE) $(TARGET)eep.hex
 	$(REMOVE) $(TARGET).cof
 	$(REMOVE) $(TARGET).elf
 	$(REMOVE) $(TARGET).map
@@ -701,7 +684,6 @@ clean_list:
 	$(REMOVE) $(SRC:.c=.s)
 	$(REMOVE) $(SRC:.c=.d)
 	$(REMOVE) $(SRC:.c=.i)
-	$(REMOVE) InvalidEvents.tmp
 	$(REMOVEDIR) .dep
 
 doxygen:
@@ -721,8 +703,7 @@ $(shell mkdir $(OBJDIR) 2>/dev/null)
 
 
 # Listing of phony targets.
-.PHONY : all showliboptions showtarget begin       \
-finish end sizebefore sizeafter gccversion build   \
-elf hex eep lss sym coff extcoff program dfu flip  \
-flip-ee dfu-ee clean debug clean_list clean_binary \
-clean_doxygen gdb-config doxygen
\ No newline at end of file
+.PHONY : all begin finish end sizebefore sizeafter gccversion \
+build elf hex eep lss sym coff extcoff doxygen clean          \
+clean_list clean_doxygen program dfu flip flip-ee dfu-ee      \
+debug gdb-config
diff --git a/Demos/Host/LowLevel/VirtualSerialHost/makefile b/Demos/Host/LowLevel/VirtualSerialHost/makefile
index a404806ec..6e15fafa7 100644
--- a/Demos/Host/LowLevel/VirtualSerialHost/makefile
+++ b/Demos/Host/LowLevel/VirtualSerialHost/makefile
@@ -115,28 +115,22 @@ OBJDIR = .
 LUFA_PATH = ../../../..
 
 
-# LUFA library compile-time options
+# LUFA library compile-time options and predefined tokens
 LUFA_OPTS  = -D USB_HOST_ONLY
 LUFA_OPTS += -D NO_STREAM_CALLBACKS
 LUFA_OPTS += -D USE_STATIC_OPTIONS="(USB_OPT_REG_ENABLED | USB_OPT_AUTO_PLL)"
 
 
+# Create the LUFA source path variables by including the LUFA root makefile
+include $(LUFA_PATH)/LUFA/makefile
+
+
 # List C source files here. (C dependencies are automatically generated.)
 SRC = $(TARGET).c                                                 \
 	  ConfigDescriptor.c                                          \
-	  $(LUFA_PATH)/LUFA/Drivers/Peripheral/SerialStream.c         \
-	  $(LUFA_PATH)/LUFA/Drivers/Peripheral/Serial.c               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/DevChapter9.c        \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Device.c             \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Endpoint.c           \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Host.c               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/HostChapter9.c       \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/LowLevel.c           \
- 	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Pipe.c               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/USBInterrupt.c       \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/ConfigDescriptor.c  \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/Events.c            \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/USBTask.c           \
+	  $(LUFA_SRC_USB)                                             \
+	  $(LUFA_SRC_SERIAL)                                          \
+	  $(LUFA_SRC_SERIALSTREAM)
 
 
 # List C++ source files here. (C dependencies are automatically generated.)
@@ -182,15 +176,23 @@ CSTANDARD = -std=c99
 
 
 # Place -D or -U options here for C sources
-CDEFS  = -DF_CPU=$(F_CPU)UL -DF_CLOCK=$(F_CLOCK)UL -DBOARD=BOARD_$(BOARD) $(LUFA_OPTS)
+CDEFS  = -DF_CPU=$(F_CPU)UL
+CDEFS += -DF_CLOCK=$(F_CLOCK)UL
+CDEFS += -DBOARD=BOARD_$(BOARD)
+CDEFS += $(LUFA_OPTS)
 
 
 # Place -D or -U options here for ASM sources
-ADEFS = -DF_CPU=$(F_CPU)
-
+ADEFS  = -DF_CPU=$(F_CPU)
+ADEFS += -DF_CLOCK=$(F_CLOCK)UL
+ADEFS += -DBOARD=BOARD_$(BOARD)
+ADEFS += $(LUFA_OPTS)
 
 # Place -D or -U options here for C++ sources
-CPPDEFS = -DF_CPU=$(F_CPU)UL
+CPPDEFS  = -DF_CPU=$(F_CPU)UL
+CPPDEFS += -DF_CLOCK=$(F_CLOCK)UL
+CPPDEFS += -DBOARD=BOARD_$(BOARD)
+CPPDEFS += $(LUFA_OPTS)
 #CPPDEFS += -D__STDC_LIMIT_MACROS
 #CPPDEFS += -D__STDC_CONSTANT_MACROS
 
@@ -215,8 +217,9 @@ CFLAGS += -fshort-enums
 CFLAGS += -fno-strict-aliasing
 CFLAGS += -Wall
 CFLAGS += -Wstrict-prototypes
-CFLAGS += -Wundef
+#CFLAGS += -mshort-calls
 #CFLAGS += -fno-unit-at-a-time
+#CFLAGS += -Wundef
 #CFLAGS += -Wunreachable-code
 #CFLAGS += -Wsign-compare
 CFLAGS += -Wa,-adhlns=$(<:%.c=$(OBJDIR)/%.lst)
@@ -240,7 +243,7 @@ CPPFLAGS += -fpack-struct
 CPPFLAGS += -fshort-enums
 CPPFLAGS += -fno-exceptions
 CPPFLAGS += -Wall
-CFLAGS += -Wundef
+CPPFLAGS += -Wundef
 #CPPFLAGS += -mshort-calls
 #CPPFLAGS += -fno-unit-at-a-time
 #CPPFLAGS += -Wstrict-prototypes
@@ -317,7 +320,7 @@ EXTMEMOPTS =
 #  -Wl,...:     tell GCC to pass this to linker.
 #    -Map:      create map file
 #    --cref:    add cross reference to  map file
-LDFLAGS = -Wl,-Map=$(TARGET).map,--cref
+LDFLAGS  = -Wl,-Map=$(TARGET).map,--cref
 LDFLAGS += -Wl,--relax 
 LDFLAGS += -Wl,--gc-sections
 LDFLAGS += $(EXTMEMOPTS)
@@ -329,9 +332,7 @@ LDFLAGS += $(PRINTF_LIB) $(SCANF_LIB) $(MATH_LIB)
 
 #---------------- Programming Options (avrdude) ----------------
 
-# Programming hardware: alf avr910 avrisp bascom bsd 
-# dt006 pavr picoweb pony-stk200 sp12 stk200 stk500
-#
+# Programming hardware
 # Type: avrdude -c ?
 # to get a full listing.
 #
@@ -411,6 +412,7 @@ REMOVEDIR = rm -rf
 COPY = cp
 WINSHELL = cmd
 
+
 # Define Messages
 # English
 MSG_ERRORS_NONE = Errors: none
@@ -456,7 +458,7 @@ ALL_ASFLAGS = -mmcu=$(MCU) -I. -x assembler-with-cpp $(ASFLAGS)
 
 
 # Default target.
-all: begin gccversion sizebefore build showliboptions showtarget sizeafter end
+all: begin gccversion sizebefore build sizeafter end
 
 # Change the build target to build a HEX file or a library.
 build: elf hex eep lss sym
@@ -487,9 +489,7 @@ end:
 
 # Display size of file.
 HEXSIZE = $(SIZE) --target=$(FORMAT) $(TARGET).hex
-ELFSIZE = $(SIZE) $(MCU_FLAG) $(FORMAT_FLAG) $(TARGET).elf
-MCU_FLAG = $(shell $(SIZE) --help | grep -- --mcu > /dev/null && echo --mcu=$(MCU) )
-FORMAT_FLAG = $(shell $(SIZE) --help | grep -- --format=.*avr > /dev/null && echo --format=avr )
+ELFSIZE = $(SIZE) --mcu=$(MCU) --format=avr $(TARGET).elf
 
 sizebefore:
 	@if test -f $(TARGET).elf; then echo; echo $(MSG_SIZE_BEFORE); $(ELFSIZE); \
@@ -499,22 +499,7 @@ sizeafter:
 	@if test -f $(TARGET).elf; then echo; echo $(MSG_SIZE_AFTER); $(ELFSIZE); \
 	2>/dev/null; echo; fi
 
-showliboptions:
-	@echo
-	@echo ---- Compile Time Library Options ----
-	@for i in $(LUFA_OPTS:-D%=%); do \
-		echo $$i; \
-	done
-	@echo --------------------------------------
 
-showtarget:
-	@echo
-	@echo --------- Target Information ---------
-	@echo AVR Model: $(MCU)
-	@echo Board:     $(BOARD)
-	@echo Clock:     $(F_CPU)Hz CPU, $(F_CLOCK)Hz Master
-	@echo --------------------------------------
-	
 
 # Display compiler version information.
 gccversion : 
@@ -604,7 +589,7 @@ extcoff: $(TARGET).elf
 %.hex: %.elf
 	@echo
 	@echo $(MSG_FLASH) $@
-	$(OBJCOPY) -O $(FORMAT) -R .eeprom $< $@
+	$(OBJCOPY) -O $(FORMAT) -R .eeprom -R .fuse -R .lock $< $@
 
 %.eep: %.elf
 	@echo
@@ -616,7 +601,7 @@ extcoff: $(TARGET).elf
 %.lss: %.elf
 	@echo
 	@echo $(MSG_EXTENDED_LISTING) $@
-	$(OBJDUMP) -h -z -S $< > $@
+	$(OBJDUMP) -h -S -z $< > $@
 
 # Create a symbol table from ELF output file.
 %.sym: %.elf
@@ -678,18 +663,16 @@ $(OBJDIR)/%.o : %.S
 # Create preprocessed source for use in sending a bug report.
 %.i : %.c
 	$(CC) -E -mmcu=$(MCU) -I. $(CFLAGS) $< -o $@ 
-	
+
 
 # Target: clean project.
-clean: begin clean_list clean_binary end
+clean: begin clean_list end
 
-clean_binary:
-	$(REMOVE) $(TARGET).hex
-	
-clean_list:
+clean_list :
+	@echo
 	@echo $(MSG_CLEANING)
+	$(REMOVE) $(TARGET).hex
 	$(REMOVE) $(TARGET).eep
-	$(REMOVE) $(TARGET)eep.hex
 	$(REMOVE) $(TARGET).cof
 	$(REMOVE) $(TARGET).elf
 	$(REMOVE) $(TARGET).map
@@ -700,7 +683,6 @@ clean_list:
 	$(REMOVE) $(SRC:.c=.s)
 	$(REMOVE) $(SRC:.c=.d)
 	$(REMOVE) $(SRC:.c=.i)
-	$(REMOVE) InvalidEvents.tmp
 	$(REMOVEDIR) .dep
 
 doxygen:
@@ -720,8 +702,7 @@ $(shell mkdir $(OBJDIR) 2>/dev/null)
 
 
 # Listing of phony targets.
-.PHONY : all showliboptions showtarget begin       \
-finish end sizebefore sizeafter gccversion build   \
-elf hex eep lss sym coff extcoff program dfu flip  \
-flip-ee dfu-ee clean debug clean_list clean_binary \
-clean_doxygen gdb-config doxygen
\ No newline at end of file
+.PHONY : all begin finish end sizebefore sizeafter gccversion \
+build elf hex eep lss sym coff extcoff doxygen clean          \
+clean_list clean_doxygen program dfu flip flip-ee dfu-ee      \
+debug gdb-config
diff --git a/LUFA/Drivers/Board/Temperature.h b/LUFA/Drivers/Board/Temperature.h
index 98bd23498..c44c60d59 100644
--- a/LUFA/Drivers/Board/Temperature.h
+++ b/LUFA/Drivers/Board/Temperature.h
@@ -39,7 +39,7 @@
  *
  *  \section Sec_Dependencies Module Source Dependencies
  *  The following files must be built with any user project that uses this module:
- *    - LUFA/Drivers/Board/Temperature.c
+ *    - LUFA/Drivers/Board/Temperature.c <i>(Makefile source module name: LUFA_SRC_TEMPERATURE)</i>
  *
  *  \section Module Description
  *  Temperature sensor driver. This provides an easy to use interface for the hardware temperature sensor located
diff --git a/LUFA/Drivers/Peripheral/Serial.h b/LUFA/Drivers/Peripheral/Serial.h
index 7501c61b9..103c7dbbc 100644
--- a/LUFA/Drivers/Peripheral/Serial.h
+++ b/LUFA/Drivers/Peripheral/Serial.h
@@ -39,7 +39,7 @@
  *
  *  \section Sec_Dependencies Module Source Dependencies
  *  The following files must be built with any user project that uses this module:
- *    - LUFA/Drivers/Peripheral/Serial.c
+ *    - LUFA/Drivers/Peripheral/Serial.c <i>(Makefile source module name: LUFA_SRC_SERIAL)</i>
  *
  *  \section Module Description
  *  Hardware serial USART driver. This module provides an easy to use driver for
diff --git a/LUFA/Drivers/Peripheral/SerialStream.h b/LUFA/Drivers/Peripheral/SerialStream.h
index e5d4796be..2b7362864 100644
--- a/LUFA/Drivers/Peripheral/SerialStream.h
+++ b/LUFA/Drivers/Peripheral/SerialStream.h
@@ -42,7 +42,7 @@
  *
  *  \section Sec_Dependencies Module Source Dependencies
  *  The following files must be built with any user project that uses this module:
- *    - LUFA/Drivers/Peripheral/SerialStream.c
+ *    - LUFA/Drivers/Peripheral/SerialStream.c <i>(Makefile source module name: LUFA_SRC_SERIALSTREAM)</i>
  *
  *  \section Module Description
  *  Serial stream driver for the USART subsystem on supported USB AVRs. This makes use of the functions in the
diff --git a/LUFA/Drivers/Peripheral/TWI.h b/LUFA/Drivers/Peripheral/TWI.h
index 87637505f..42539203e 100644
--- a/LUFA/Drivers/Peripheral/TWI.h
+++ b/LUFA/Drivers/Peripheral/TWI.h
@@ -42,7 +42,8 @@
  *
  *  \section Sec_Dependencies Module Source Dependencies
  *  The following files must be built with any user project that uses this module:
- *    - LUFA/Drivers/Peripheral/TWI.c
+ *    - LUFA/Drivers/Peripheral/TWI.c <i>(Makefile source module name: LUFA_SRC_TWI)</i>
+ *
  *
  *  \section Module Description
  *  Master Mode Hardware TWI driver. This module provides an easy to use driver for the hardware
diff --git a/LUFA/Drivers/USB/Class/Audio.h b/LUFA/Drivers/USB/Class/Audio.h
index 49d637263..1efbaab52 100644
--- a/LUFA/Drivers/USB/Class/Audio.h
+++ b/LUFA/Drivers/USB/Class/Audio.h
@@ -42,7 +42,7 @@
  *
  *  \section Sec_Dependencies Module Source Dependencies
  *  The following files must be built with any user project that uses this module:
- *    - LUFA/Drivers/USB/Class/Device/Audio.c
+ *    - LUFA/Drivers/USB/Class/Device/Audio.c <i>(Makefile source module name: LUFA_SRC_USBCLASS)</i>
  *
  *  \section Module Description
  *  Audio Class Driver module. This module contains an internal implementation of the USB Audio Class, for Device
diff --git a/LUFA/Drivers/USB/Class/CDC.h b/LUFA/Drivers/USB/Class/CDC.h
index ca99e3cc7..a33ebb179 100644
--- a/LUFA/Drivers/USB/Class/CDC.h
+++ b/LUFA/Drivers/USB/Class/CDC.h
@@ -42,8 +42,8 @@
  *
  *  \section Sec_Dependencies Module Source Dependencies
  *  The following files must be built with any user project that uses this module:
- *    - LUFA/Drivers/USB/Class/Device/CDC.c
- *    - LUFA/Drivers/USB/Class/Host/CDC.c
+ *    - LUFA/Drivers/USB/Class/Device/CDC.c <i>(Makefile source module name: LUFA_SRC_USBCLASS)</i>
+ *    - LUFA/Drivers/USB/Class/Host/CDC.c <i>(Makefile source module name: LUFA_SRC_USBCLASS)</i>
  *
  *  \section Module Description
  *  CDC Class Driver module. This module contains an internal implementation of the USB CDC-ACM class Virtual Serial
diff --git a/LUFA/Drivers/USB/Class/Device/Audio.h b/LUFA/Drivers/USB/Class/Device/Audio.h
index b51a8a025..7fdd8aa1d 100644
--- a/LUFA/Drivers/USB/Class/Device/Audio.h
+++ b/LUFA/Drivers/USB/Class/Device/Audio.h
@@ -42,7 +42,7 @@
  *
  *  \section Sec_Dependencies Module Source Dependencies
  *  The following files must be built with any user project that uses this module:
- *    - LUFA/Drivers/USB/Class/Device/Audio.c
+ *    - LUFA/Drivers/USB/Class/Device/Audio.c <i>(Makefile source module name: LUFA_SRC_USBCLASS)</i>
  *
  *  \section Module Description
  *  Device Mode USB Class driver framework interface, for the Audio USB Class driver.
diff --git a/LUFA/Drivers/USB/Class/Device/CDC.h b/LUFA/Drivers/USB/Class/Device/CDC.h
index 1407b41e8..86543d456 100644
--- a/LUFA/Drivers/USB/Class/Device/CDC.h
+++ b/LUFA/Drivers/USB/Class/Device/CDC.h
@@ -42,7 +42,7 @@
  *
  *  \section Sec_Dependencies Module Source Dependencies
  *  The following files must be built with any user project that uses this module:
- *    - LUFA/Drivers/USB/Class/Device/CDC.c
+ *    - LUFA/Drivers/USB/Class/Device/CDC.c <i>(Makefile source module name: LUFA_SRC_USBCLASS)</i>
  *
  *  \section Module Description
  *  Device Mode USB Class driver framework interface, for the CDC USB Class driver.
diff --git a/LUFA/Drivers/USB/Class/Device/HID.h b/LUFA/Drivers/USB/Class/Device/HID.h
index cdcce9357..6a6198e87 100644
--- a/LUFA/Drivers/USB/Class/Device/HID.h
+++ b/LUFA/Drivers/USB/Class/Device/HID.h
@@ -42,7 +42,7 @@
  *
  *  \section Sec_Dependencies Module Source Dependencies
  *  The following files must be built with any user project that uses this module:
- *    - LUFA/Drivers/USB/Class/Device/HID.c
+ *    - LUFA/Drivers/USB/Class/Device/HID.c <i>(Makefile source module name: LUFA_SRC_USBCLASS)</i>
  *
  *  \section Module Description
  *  Device Mode USB Class driver framework interface, for the HID USB Class driver.
diff --git a/LUFA/Drivers/USB/Class/Device/MIDI.h b/LUFA/Drivers/USB/Class/Device/MIDI.h
index e2fa06ad2..9ea3deae5 100644
--- a/LUFA/Drivers/USB/Class/Device/MIDI.h
+++ b/LUFA/Drivers/USB/Class/Device/MIDI.h
@@ -42,7 +42,7 @@
  *
  *  \section Sec_Dependencies Module Source Dependencies
  *  The following files must be built with any user project that uses this module:
- *    - LUFA/Drivers/USB/Class/Device/MIDI.c
+ *    - LUFA/Drivers/USB/Class/Device/MIDI.c <i>(Makefile source module name: LUFA_SRC_USBCLASS)</i>
  *
  *  \section Module Description
  *  Device Mode USB Class driver framework interface, for the MIDI USB Class driver.
diff --git a/LUFA/Drivers/USB/Class/Device/MassStorage.h b/LUFA/Drivers/USB/Class/Device/MassStorage.h
index 4a9450e53..9e8cccb6f 100644
--- a/LUFA/Drivers/USB/Class/Device/MassStorage.h
+++ b/LUFA/Drivers/USB/Class/Device/MassStorage.h
@@ -42,7 +42,7 @@
  *
  *  \section Sec_Dependencies Module Source Dependencies
  *  The following files must be built with any user project that uses this module:
- *    - LUFA/Drivers/USB/Class/Device/MassStorage.c
+ *    - LUFA/Drivers/USB/Class/Device/MassStorage.c <i>(Makefile source module name: LUFA_SRC_USBCLASS)</i>
  *
  *  \section Module Description
  *  Device Mode USB Class driver framework interface, for the Mass Storage USB Class driver.
diff --git a/LUFA/Drivers/USB/Class/Device/RNDIS.h b/LUFA/Drivers/USB/Class/Device/RNDIS.h
index 7d0f3e9a2..7c9bc87cf 100644
--- a/LUFA/Drivers/USB/Class/Device/RNDIS.h
+++ b/LUFA/Drivers/USB/Class/Device/RNDIS.h
@@ -42,7 +42,7 @@
  *
  *  \section Sec_Dependencies Module Source Dependencies
  *  The following files must be built with any user project that uses this module:
- *    - LUFA/Drivers/USB/Class/Device/RNDIS.c
+ *    - LUFA/Drivers/USB/Class/Device/RNDIS.c <i>(Makefile source module name: LUFA_SRC_USBCLASS)</i>
  *
  *  \section Module Description
  *  Device Mode USB Class driver framework interface, for the RNDIS USB Class driver.
diff --git a/LUFA/Drivers/USB/Class/HID.h b/LUFA/Drivers/USB/Class/HID.h
index 539fa4c6d..6def55d59 100644
--- a/LUFA/Drivers/USB/Class/HID.h
+++ b/LUFA/Drivers/USB/Class/HID.h
@@ -42,9 +42,9 @@
  *
  *  \section Sec_Dependencies Module Source Dependencies
  *  The following files must be built with any user project that uses this module:
- *    - LUFA/Drivers/USB/Class/Device/HID.c
- *    - LUFA/Drivers/USB/Class/Host/HID.c
- *    - LUFA/Drivers/USB/Class/Host/HIDParser.c
+ *    - LUFA/Drivers/USB/Class/Device/HID.c <i>(Makefile source module name: LUFA_SRC_USBCLASS)</i>
+ *    - LUFA/Drivers/USB/Class/Host/HID.c <i>(Makefile source module name: LUFA_SRC_USBCLASS)</i>
+ *    - LUFA/Drivers/USB/Class/Host/HIDParser.c <i>(Makefile source module name: LUFA_SRC_USB)</i>
  *
  *  \section Module Description
  *  HID Class Driver module. This module contains an internal implementation of the USB HID Class, for both Device 
diff --git a/LUFA/Drivers/USB/Class/Host/CDC.h b/LUFA/Drivers/USB/Class/Host/CDC.h
index 18cf280e3..1c69a3126 100644
--- a/LUFA/Drivers/USB/Class/Host/CDC.h
+++ b/LUFA/Drivers/USB/Class/Host/CDC.h
@@ -42,7 +42,7 @@
  *
  *  \section Sec_Dependencies Module Source Dependencies
  *  The following files must be built with any user project that uses this module:
- *    - LUFA/Drivers/USB/Class/Host/CDC.c
+ *    - LUFA/Drivers/USB/Class/Host/CDC.c <i>(Makefile source module name: LUFA_SRC_USBCLASS)</i>
  *
  *  \section Module Description
  *  Host Mode USB Class driver framework interface, for the CDC USB Class driver.
diff --git a/LUFA/Drivers/USB/Class/Host/HID.h b/LUFA/Drivers/USB/Class/Host/HID.h
index 70728d80a..e898b3188 100644
--- a/LUFA/Drivers/USB/Class/Host/HID.h
+++ b/LUFA/Drivers/USB/Class/Host/HID.h
@@ -42,8 +42,8 @@
  *
  *  \section Sec_Dependencies Module Source Dependencies
  *  The following files must be built with any user project that uses this module:
- *    - LUFA/Drivers/USB/Class/Host/HID.c
- *    - LUFA/Drivers/USB/Class/Host/HIDParser.c
+ *    - LUFA/Drivers/USB/Class/Host/HID.c <i>(Makefile source module name: LUFA_SRC_USBCLASS)</i>
+ *    - LUFA/Drivers/USB/Class/Host/HIDParser.c <i>(Makefile source module name: LUFA_SRC_USB)</i>
  *
  *  \section Module Description
  *  Host Mode USB Class driver framework interface, for the HID USB Class driver.
diff --git a/LUFA/Drivers/USB/Class/Host/HIDParser.h b/LUFA/Drivers/USB/Class/Host/HIDParser.h
index 6f4ff1d31..9ec90c6a9 100644
--- a/LUFA/Drivers/USB/Class/Host/HIDParser.h
+++ b/LUFA/Drivers/USB/Class/Host/HIDParser.h
@@ -41,7 +41,7 @@
  *
  *  \section Sec_Dependencies Module Source Dependencies
  *  The following files must be built with any user project that uses this module:
- *    - LUFA/Drivers/USB/Class/Host/HIDParser.c
+ *    - LUFA/Drivers/USB/Class/Host/HIDParser.c <i>(Makefile source module name: LUFA_SRC_USB)</i>
  *
  *  \section Module Description
  *  Functions, macros, variables, enums and types related to the parsing of HID class device report descriptors.
diff --git a/LUFA/Drivers/USB/Class/Host/MIDI.h b/LUFA/Drivers/USB/Class/Host/MIDI.h
index 644785f05..1d76dd3e7 100644
--- a/LUFA/Drivers/USB/Class/Host/MIDI.h
+++ b/LUFA/Drivers/USB/Class/Host/MIDI.h
@@ -42,7 +42,7 @@
  *
  *  \section Sec_Dependencies Module Source Dependencies
  *  The following files must be built with any user project that uses this module:
- *    - LUFA/Drivers/USB/Class/Host/MIDI.c
+ *    - LUFA/Drivers/USB/Class/Host/MIDI.c <i>(Makefile source module name: LUFA_SRC_USBCLASS)</i>
  *
  *  \section Module Description
  *  Host Mode USB Class driver framework interface, for the MIDI USB Class driver.
diff --git a/LUFA/Drivers/USB/Class/Host/MassStorage.h b/LUFA/Drivers/USB/Class/Host/MassStorage.h
index 47a6fdb12..881f54ea5 100644
--- a/LUFA/Drivers/USB/Class/Host/MassStorage.h
+++ b/LUFA/Drivers/USB/Class/Host/MassStorage.h
@@ -42,7 +42,7 @@
  *
  *  \section Sec_Dependencies Module Source Dependencies
  *  The following files must be built with any user project that uses this module:
- *    - LUFA/Drivers/USB/Class/Host/MassStorage.c
+ *    - LUFA/Drivers/USB/Class/Host/MassStorage.c <i>(Makefile source module name: LUFA_SRC_USBCLASS)</i>
  *
  *  \section Module Description
  *  Host Mode USB Class driver framework interface, for the Mass Storage USB Class driver.
diff --git a/LUFA/Drivers/USB/Class/Host/Printer.h b/LUFA/Drivers/USB/Class/Host/Printer.h
index cf24ec9fe..83ec2c149 100644
--- a/LUFA/Drivers/USB/Class/Host/Printer.h
+++ b/LUFA/Drivers/USB/Class/Host/Printer.h
@@ -42,7 +42,7 @@
  *
  *  \section Sec_Dependencies Module Source Dependencies
  *  The following files must be built with any user project that uses this module:
- *    - LUFA/Drivers/USB/Class/Host/Printer.c
+ *    - LUFA/Drivers/USB/Class/Host/Printer.c <i>(Makefile source module name: LUFA_SRC_USBCLASS)</i>
  *
  *  \section Module Description
  *  Host Mode USB Class driver framework interface, for the Printer USB Class driver.
diff --git a/LUFA/Drivers/USB/Class/Host/RNDIS.h b/LUFA/Drivers/USB/Class/Host/RNDIS.h
index 758624ca3..1695d6725 100644
--- a/LUFA/Drivers/USB/Class/Host/RNDIS.h
+++ b/LUFA/Drivers/USB/Class/Host/RNDIS.h
@@ -42,7 +42,7 @@
  *
  *  \section Sec_Dependencies Module Source Dependencies
  *  The following files must be built with any user project that uses this module:
- *    - LUFA/Drivers/USB/Class/Host/RNDIS.c
+ *    - LUFA/Drivers/USB/Class/Host/RNDIS.c <i>(Makefile source module name: LUFA_SRC_USBCLASS)</i>
  *
  *  \section Module Description
  *  Host Mode USB Class driver framework interface, for the Microsoft RNDIS Ethernet
diff --git a/LUFA/Drivers/USB/Class/Host/StillImage.h b/LUFA/Drivers/USB/Class/Host/StillImage.h
index ca85144dc..5a14359bc 100644
--- a/LUFA/Drivers/USB/Class/Host/StillImage.h
+++ b/LUFA/Drivers/USB/Class/Host/StillImage.h
@@ -42,7 +42,7 @@
  *
  *  \section Sec_Dependencies Module Source Dependencies
  *  The following files must be built with any user project that uses this module:
- *    - LUFA/Drivers/USB/Class/Host/StillImage.c
+ *    - LUFA/Drivers/USB/Class/Host/StillImage.c <i>(Makefile source module name: LUFA_SRC_USBCLASS)</i>
  *
  *  \section Module Description
  *  Host Mode USB Class driver framework interface, for the Still Image USB Class driver.
diff --git a/LUFA/Drivers/USB/Class/MIDI.h b/LUFA/Drivers/USB/Class/MIDI.h
index 44b80edb9..33be2b793 100644
--- a/LUFA/Drivers/USB/Class/MIDI.h
+++ b/LUFA/Drivers/USB/Class/MIDI.h
@@ -42,8 +42,8 @@
  *
  *  \section Sec_Dependencies Module Source Dependencies
  *  The following files must be built with any user project that uses this module:
- *    - LUFA/Drivers/USB/Class/Device/MIDI.c
- *    - LUFA/Drivers/USB/Class/Host/MIDI.c
+ *    - LUFA/Drivers/USB/Class/Device/MIDI.c <i>(Makefile source module name: LUFA_SRC_USBCLASS)</i>
+ *    - LUFA/Drivers/USB/Class/Host/MIDI.c <i>(Makefile source module name: LUFA_SRC_USBCLASS)</i>
  *
  *  \section Module Description
  *  MIDI Class Driver module. This module contains an internal implementation of the USB MIDI Class, for both Device
diff --git a/LUFA/Drivers/USB/Class/MassStorage.h b/LUFA/Drivers/USB/Class/MassStorage.h
index 77c163858..9d61d380d 100644
--- a/LUFA/Drivers/USB/Class/MassStorage.h
+++ b/LUFA/Drivers/USB/Class/MassStorage.h
@@ -42,8 +42,8 @@
  *
  *  \section Sec_Dependencies Module Source Dependencies
  *  The following files must be built with any user project that uses this module:
- *    - LUFA/Drivers/USB/Class/Device/MassStorage.c
- *    - LUFA/Drivers/USB/Class/Host/MassStorage.c
+ *    - LUFA/Drivers/USB/Class/Device/MassStorage.c <i>(Makefile source module name: LUFA_SRC_USBCLASS)</i>
+ *    - LUFA/Drivers/USB/Class/Host/MassStorage.c <i>(Makefile source module name: LUFA_SRC_USBCLASS)</i>
  *
  *  \section Module Description
  *  Mass Storage Class Driver module. This module contains an internal implementation of the USB Mass Storage Class, for both
diff --git a/LUFA/Drivers/USB/Class/Printer.h b/LUFA/Drivers/USB/Class/Printer.h
index 0cd13eec1..74ee6e613 100644
--- a/LUFA/Drivers/USB/Class/Printer.h
+++ b/LUFA/Drivers/USB/Class/Printer.h
@@ -42,7 +42,7 @@
  *
  *  \section Sec_Dependencies Module Source Dependencies
  *  The following files must be built with any user project that uses this module:
- *    - LUFA/Drivers/USB/Class/Host/Printer.c
+ *    - LUFA/Drivers/USB/Class/Host/Printer.c <i>(Makefile source module name: LUFA_SRC_USBCLASS)</i>
  *
  *  \section Module Description
  *  Printer Class Driver module. This module contains an internal implementation of the USB Printer Class, for the base
diff --git a/LUFA/Drivers/USB/Class/RNDIS.h b/LUFA/Drivers/USB/Class/RNDIS.h
index e0fd4615f..5f3bb5684 100644
--- a/LUFA/Drivers/USB/Class/RNDIS.h
+++ b/LUFA/Drivers/USB/Class/RNDIS.h
@@ -42,8 +42,8 @@
  *
  *  \section Sec_Dependencies Module Source Dependencies
  *  The following files must be built with any user project that uses this module:
- *    - LUFA/Drivers/USB/Class/Device/RNDIS.c
- *    - LUFA/Drivers/USB/Class/Host/RNDIS.c
+ *    - LUFA/Drivers/USB/Class/Device/RNDIS.c <i>(Makefile source module name: LUFA_SRC_USBCLASS)</i>
+ *    - LUFA/Drivers/USB/Class/Host/RNDIS.c <i>(Makefile source module name: LUFA_SRC_USBCLASS)</i>
  *
  *  \section Module Description
  *  RNDIS Class Driver module. This module contains an internal implementation of the Microsoft USB RNDIS Networking
diff --git a/LUFA/Drivers/USB/Class/StillImage.h b/LUFA/Drivers/USB/Class/StillImage.h
index d635f88f1..4c64e2d89 100644
--- a/LUFA/Drivers/USB/Class/StillImage.h
+++ b/LUFA/Drivers/USB/Class/StillImage.h
@@ -42,7 +42,7 @@
  *
  *  \section Sec_Dependencies Module Source Dependencies
  *  The following files must be built with any user project that uses this module:
- *    - LUFA/Drivers/USB/Class/Host/StillImage.c
+ *    - LUFA/Drivers/USB/Class/Host/StillImage.c <i>(Makefile source module name: LUFA_SRC_USBCLASS)</i>
  *
  *  \section Module Description
  *  Still Image Class Driver module. This module contains an internal implementation of the USB Still Image Class,
diff --git a/LUFA/Drivers/USB/USB.h b/LUFA/Drivers/USB/USB.h
index 165f6577b..3cc1593fc 100644
--- a/LUFA/Drivers/USB/USB.h
+++ b/LUFA/Drivers/USB/USB.h
@@ -41,17 +41,17 @@
  *
  *  \section Sec_Dependencies Module Source Dependencies
  *  The following files must be built with any user project that uses this module:
- *    - LUFA/Drivers/USB/LowLevel/DevChapter9.c
- *    - LUFA/Drivers/USB/LowLevel/Device.c
- *    - LUFA/Drivers/USB/LowLevel/Endpoint.c
- *    - LUFA/Drivers/USB/LowLevel/Host.c
- *    - LUFA/Drivers/USB/LowLevel/HostChapter9.c
- *    - LUFA/Drivers/USB/LowLevel/LowLevel.c
- *    - LUFA/Drivers/USB/LowLevel/Pipe.c
- *    - LUFA/Drivers/USB/LowLevel/USBInterrupt.c
- *    - LUFA/Drivers/USB/HighLevel/ConfigDescriptor.c
- *    - LUFA/Drivers/USB/HighLevel/Events.c
- *    - LUFA/Drivers/USB/HighLevel/USBTask.c
+ *    - LUFA/Drivers/USB/LowLevel/DevChapter9.c <i>(Makefile source module name: LUFA_SRC_USB)</i>
+ *    - LUFA/Drivers/USB/LowLevel/Device.c <i>(Makefile source module name: LUFA_SRC_USB)</i>
+ *    - LUFA/Drivers/USB/LowLevel/Endpoint.c <i>(Makefile source module name: LUFA_SRC_USB)</i>
+ *    - LUFA/Drivers/USB/LowLevel/Host.c <i>(Makefile source module name: LUFA_SRC_USB)</i>
+ *    - LUFA/Drivers/USB/LowLevel/HostChapter9.c <i>(Makefile source module name: LUFA_SRC_USB)</i>
+ *    - LUFA/Drivers/USB/LowLevel/LowLevel.c <i>(Makefile source module name: LUFA_SRC_USB)</i>
+ *    - LUFA/Drivers/USB/LowLevel/Pipe.c <i>(Makefile source module name: LUFA_SRC_USB)</i>
+ *    - LUFA/Drivers/USB/LowLevel/USBInterrupt.c <i>(Makefile source module name: LUFA_SRC_USB)</i>
+ *    - LUFA/Drivers/USB/HighLevel/ConfigDescriptor.c <i>(Makefile source module name: LUFA_SRC_USB)</i>
+ *    - LUFA/Drivers/USB/HighLevel/Events.c <i>(Makefile source module name: LUFA_SRC_USB)</i>
+ *    - LUFA/Drivers/USB/HighLevel/USBTask.c <i>(Makefile source module name: LUFA_SRC_USB)</i>
  *
  *  \section Module Description
  *  Driver and framework for the USB controller hardware on the USB series of AVR microcontrollers. This module
diff --git a/LUFA/ManPages/ChangeLog.txt b/LUFA/ManPages/ChangeLog.txt
index 6e92adca6..27c90bae3 100644
--- a/LUFA/ManPages/ChangeLog.txt
+++ b/LUFA/ManPages/ChangeLog.txt
@@ -16,6 +16,7 @@
   *  - Added new Drivers/USB/LowLevel/Device.c file to house Device mode specific functions that are more complicated than simple macros
   *  - Added new AVRStudio 4 project files for all library demos, projects and bootloaders
   *  - Added ability to set the serial baud rate via the user's terminal in the XPLAINBridge project
+  *  - Added new LUFA module variables for the different source modules in the core library makefile to simplify project makefiles
   *
   *  <b>Changed:</b>
   *  - The RingBuff library code has been replaced in the XPLAINBridge, Benito and USBtoSerial projects with an ultra lightweight
diff --git a/LUFA/ManPages/MigrationInformation.txt b/LUFA/ManPages/MigrationInformation.txt
index 570af597c..b0739ee8c 100644
--- a/LUFA/ManPages/MigrationInformation.txt
+++ b/LUFA/ManPages/MigrationInformation.txt
@@ -14,7 +14,7 @@
  *
  *  <b>USB Core</b>
  *    - A new USB driver source file, Drivers/USB/LowLevel/Device.c now exists. This source file should be added to all project
- *      makefiles using the USB driver of LUFA.
+ *      makefiles using the USB driver of LUFA, or the makefile should be updated to use the new module source variables.
  *
  *  <b>Device Mode</b>
  *    - The USB_Device_IsRemoteWakeupSent() macro has been removed, as the remote wakeup request is now fully handled by the
diff --git a/LUFA/Scheduler/Scheduler.h b/LUFA/Scheduler/Scheduler.h
index a5aa942eb..ce2cbb191 100644
--- a/LUFA/Scheduler/Scheduler.h
+++ b/LUFA/Scheduler/Scheduler.h
@@ -43,7 +43,7 @@
  *
  *  \section Sec_Dependencies Module Source Dependencies
  *  The following files must be built with any user project that uses this module:
- *    - LUFA/Scheduler/Scheduler.c
+ *    - LUFA/Scheduler/Scheduler.c <i>(Makefile source module name: LUFA_SRC_SCHEDULER)</i>
  *
  *  \section Module Description
  *  Simple round-robbin cooperative scheduler for use in basic projects where non real-time tasks need
diff --git a/LUFA/makefile b/LUFA/makefile
index 157f2e7d3..845de4e49 100644
--- a/LUFA/makefile
+++ b/LUFA/makefile
@@ -6,48 +6,70 @@
 #      www.fourwalledcubicle.com
 #
 
-# Makefile for the LUFA library itself.
-
-LUFA_SRC_FILES =     ./Drivers/USB/LowLevel/DevChapter9.c        \
-                     ./Drivers/USB/LowLevel/Device.c             \
-                     ./Drivers/USB/LowLevel/Endpoint.c           \
-                     ./Drivers/USB/LowLevel/Host.c               \
-                     ./Drivers/USB/LowLevel/HostChapter9.c       \
-                     ./Drivers/USB/LowLevel/LowLevel.c           \
-                     ./Drivers/USB/LowLevel/Pipe.c               \
-                     ./Drivers/USB/LowLevel/USBInterrupt.c       \
-                     ./Drivers/USB/HighLevel/ConfigDescriptor.c  \
-                     ./Drivers/USB/HighLevel/Events.c            \
-                     ./Drivers/USB/HighLevel/USBTask.c           \
-                     ./Drivers/USB/Class/Device/Audio.c          \
-                     ./Drivers/USB/Class/Device/CDC.c            \
-                     ./Drivers/USB/Class/Device/HID.c            \
-                     ./Drivers/USB/Class/Device/MIDI.c           \
-                     ./Drivers/USB/Class/Device/MassStorage.c    \
-                     ./Drivers/USB/Class/Device/RNDIS.c          \
-                     ./Drivers/USB/Class/Host/CDC.c              \
-                     ./Drivers/USB/Class/Host/HID.c              \
-                     ./Drivers/USB/Class/Host/HIDParser.c        \
-                     ./Drivers/USB/Class/Host/MassStorage.c      \
-                     ./Drivers/USB/Class/Host/Printer.c          \
-                     ./Drivers/USB/Class/Host/StillImage.c       \
-                     ./Drivers/Board/Temperature.c               \
-                     ./Drivers/Peripheral/Serial.c               \
-                     ./Drivers/Peripheral/SerialStream.c         \
-                     ./Drivers/Peripheral/TWI.c                  \
-					 ./Scheduler/Scheduler.c                     \
-
-all:
-
-clean:
+# Makefile for the LUFA library itself. This can be used to generate the library documentation.
+
+
+# Check to see if the LUFA_PATH variable has not been set (the makefile is not being included from a project makefile)
+ifeq ($(origin LUFA_PATH), undefined)
+   LUFA_ROOT_PATH = .
+else
+   LUFA_ROOT_PATH = $(LUFA_PATH)/LUFA
+endif
+
+# Define module source file lists
+LUFA_SRC_USB          = $(LUFA_ROOT_PATH)/Drivers/USB/LowLevel/DevChapter9.c        \
+                        $(LUFA_ROOT_PATH)/Drivers/USB/LowLevel/Device.c             \
+                        $(LUFA_ROOT_PATH)/Drivers/USB/LowLevel/Endpoint.c           \
+                        $(LUFA_ROOT_PATH)/Drivers/USB/LowLevel/Host.c               \
+                        $(LUFA_ROOT_PATH)/Drivers/USB/LowLevel/HostChapter9.c       \
+                        $(LUFA_ROOT_PATH)/Drivers/USB/LowLevel/LowLevel.c           \
+                        $(LUFA_ROOT_PATH)/Drivers/USB/LowLevel/Pipe.c               \
+                        $(LUFA_ROOT_PATH)/Drivers/USB/LowLevel/USBInterrupt.c       \
+                        $(LUFA_ROOT_PATH)/Drivers/USB/HighLevel/ConfigDescriptor.c  \
+                        $(LUFA_ROOT_PATH)/Drivers/USB/HighLevel/Events.c            \
+                        $(LUFA_ROOT_PATH)/Drivers/USB/HighLevel/USBTask.c           \
+                        $(LUFA_ROOT_PATH)/Drivers/USB/Class/Host/HIDParser.c
+LUFA_SRC_USBCLASS     = $(LUFA_ROOT_PATH)/Drivers/USB/Class/Device/Audio.c          \
+                        $(LUFA_ROOT_PATH)/Drivers/USB/Class/Device/CDC.c            \
+                        $(LUFA_ROOT_PATH)/Drivers/USB/Class/Device/HID.c            \
+                        $(LUFA_ROOT_PATH)/Drivers/USB/Class/Device/MassStorage.c    \
+                        $(LUFA_ROOT_PATH)/Drivers/USB/Class/Device/MIDI.c           \
+                        $(LUFA_ROOT_PATH)/Drivers/USB/Class/Device/RNDIS.c          \
+                        $(LUFA_ROOT_PATH)/Drivers/USB/Class/Host/CDC.c              \
+                        $(LUFA_ROOT_PATH)/Drivers/USB/Class/Host/HID.c              \
+                        $(LUFA_ROOT_PATH)/Drivers/USB/Class/Host/MassStorage.c      \
+                        $(LUFA_ROOT_PATH)/Drivers/USB/Class/Host/MIDI.c             \
+                        $(LUFA_ROOT_PATH)/Drivers/USB/Class/Host/Printer.c          \
+                        $(LUFA_ROOT_PATH)/Drivers/USB/Class/Host/RNDIS.c            \
+                        $(LUFA_ROOT_PATH)/Drivers/USB/Class/Host/StillImage.c
+LUFA_SRC_TEMPERATURE  = $(LUFA_ROOT_PATH)/Drivers/Board/Temperature.c
+LUFA_SRC_SERIAL       = $(LUFA_ROOT_PATH)/Drivers/Peripheral/Serial.c
+LUFA_SRC_SERIALSTREAM = $(LUFA_ROOT_PATH)/Drivers/Peripheral/SerialStream.c
+LUFA_SRC_TWI          = $(LUFA_ROOT_PATH)/Drivers/Peripheral/TWI.c
+LUFA_SRC_SCHEDULER    = $(LUFA_ROOT_PATH)/Scheduler/Scheduler.c
+
+
+# Check to see if the LUFA_PATH variable has not been set (the makefile is not being included from a project makefile)
+ifeq ($(origin LUFA_PATH), undefined)
+   LUFA_SRC_FILES        = $(LUFA_SRC_USB) $(LUFA_SRC_USBCLASS)       \
+                           $(LUFA_SRC_TEMPERATURE) $(LUFA_SRC_SERIAL) \
+                           $(LUFA_SRC_SERIALSTREAM) $(LUFA_SRC_TWI)   \
+                           $(LUFA_SRC_SCHEDULER)
+
+   all:
+
+   clean:
 	rm -f $(LUFA_SRC_FILES:%.c=%.o)
 	
-clean_list:
+   clean_list:
 
-doxygen:
+   doxygen:
 	@echo Generating Library Documentation...
 	( cat Doxygen.conf ; echo "PROJECT_NUMBER=`grep LUFA_VERSION_STRING Version.h | cut -d'"' -f2`" ) | doxygen -
 	@echo Documentation Generation Complete.
 
-clean_doxygen:
+   clean_doxygen:
 	rm -rf Documentation
+
+   .PHONY: all clean clean_list doxygen clean_doxygen
+endif
\ No newline at end of file
diff --git a/Projects/AVRISP-MKII/AVRISP-MKII.txt b/Projects/AVRISP-MKII/AVRISP-MKII.txt
index c4ba43ccc..519a49c7a 100644
--- a/Projects/AVRISP-MKII/AVRISP-MKII.txt
+++ b/Projects/AVRISP-MKII/AVRISP-MKII.txt
@@ -214,62 +214,62 @@
  *   </tr>
  *   <tr>
  *    <td>AUX_LINE_PORT</td>
- *    <td>Makefile CDEFS</td>
+ *    <td>Makefile LUFA_OPTS</td>
  *    <td>PORT register for the programmer's AUX target line. The use of this line varies between the programming protocols,
  *        but is generally used for the target's /RESET line. <i>Ignored when compiled for the XPLAIN board.</i></td>
  *   </tr>
  *   <tr>
  *    <td>AUX_LINE_PIN</td>
- *    <td>Makefile CDEFS</td>
+ *    <td>Makefile LUFA_OPTS</td>
  *    <td>PIN register for the programmer's AUX target line. The use of this line varies between the programming protocols,
  *        but is generally used for the target's /RESET line. <i>Ignored when compiled for the XPLAIN board.</i></td>
  *   </tr>
  *   <tr>
  *    <td>AUX_LINE_DDR</td>
- *    <td>Makefile CDEFS</td>
+ *    <td>Makefile LUFA_OPTS</td>
  *    <td>DDR register for the programmer's AUX target line. The use of this line varies between the programming protocols,
  *        but is generally used for the target's /RESET line. <i>Ignored when compiled for the XPLAIN board.</i></td>
  *   </tr>
  *   <tr>
  *    <td>AUX_LINE_MASK</td>
- *    <td>Makefile CDEFS</td>
+ *    <td>Makefile LUFA_OPTS</td>
  *    <td>Mask for the programmer's AUX target line. The use of this line varies between the programming protocols,
  *        but is generally used for the target's /RESET line. <b>Must not be the AVR's /SS pin</b>. <i>Ignored when
  *        compiled for the XPLAIN board.</i></td>
  *   </tr>
  *   <tr>
  *    <td>VTARGET_ADC_CHANNEL</td>
- *    <td>Makefile CDEFS</td>
+ *    <td>Makefile LUFA_OPTS</td>
  *    <td>ADC channel number (on supported AVRs) to use for VTARGET level detection, if NO_VTARGET_DETECT is not defined.
  *        <i>Ignored when compiled for targets lacking an ADC.</i></td> 
  *   </tr>
  *   <tr>
  *    <td>ENABLE_ISP_PROTOCOL</td>
- *    <td>Makefile CDEFS</td>
+ *    <td>Makefile LUFA_OPTS</td>
  *    <td>Define to enable SPI programming protocol support. <i>Ignored when compiled for the XPLAIN board.</i></td>  
  *   </tr>
  *   <tr>
  *    <td>ENABLE_XPROG_PROTOCOL</td>
- *    <td>Makefile CDEFS</td>
+ *    <td>Makefile LUFA_OPTS</td>
  *    <td>Define to enable PDI and TPI programming protocol support. <i>Ignored when compiled for the XPLAIN board.</i></td>  
  *   </tr>
  *   <tr>
  *    <td>NO_VTARGET_DETECT</td>
- *    <td>Makefile CDEFS</td>
+ *    <td>Makefile LUFA_OPTS</td>
  *    <td>Define to disable VTARGET sampling and reporting on AVR models with an ADC converter. This will cause the programmer
  *        to report a fixed 5V target voltage to the host regardless of the real target voltage. <i>Ignored when compiled for
  *        targets lacking an ADC.</i></td>  
  *   </tr>
  *   <tr>
  *    <td>VTARGET_REF_VOLTS</td>
- *    <td>Makefile CDEFS</td>
+ *    <td>Makefile LUFA_OPTS</td>
  *    <td>Indicates the programmer AVR's AVCC reference voltage when measuring the target's supply voltage. Note that the supply
  *        voltage should never exceed the reference voltage on the programmer AVR without some form of protection to prevent damage
  *        to the ADC. <i>Ignored when compiled for targets lacking an ADC, or when NO_VTARGET_DETECT is defined.</i></td>  
  *   </tr>
  *   <tr>
  *    <td>VTARGET_SCALE_FACTOR</td>
- *    <td>Makefile CDEFS</td>
+ *    <td>Makefile LUFA_OPTS</td>
  *    <td>Indicates the target's supply voltage scale factor when applied to the ADC. A simple resistive divider can be used on the
  *        ADC pin for measuring the target's supply voltage, so that voltages above the programmer AVR's AVCC reference voltage can be
  *        measured. This should be the reciprocal of the division performed - e.g. if the VTARGET voltage is halved, this should be set
@@ -277,7 +277,7 @@
  *   </tr> 
  *   <tr>
  *    <td>LIBUSB_DRIVER_COMPAT</td>
- *    <td>Makefile CDEFS</td>
+ *    <td>Makefile LUFA_OPTS</td>
  *    <td>Define to switch to a non-standard endpoint scheme, breaking compatibility with AVRStudio under Windows but making
  *        the code compatible with software such as avrdude (all platforms) that use the libUSB driver.
  *   </tr>
diff --git a/Projects/AVRISP-MKII/makefile b/Projects/AVRISP-MKII/makefile
index e6f67adb1..8b120da33 100644
--- a/Projects/AVRISP-MKII/makefile
+++ b/Projects/AVRISP-MKII/makefile
@@ -66,7 +66,7 @@ MCU = at90usb1287
 # Target board (see library "Board Types" documentation, NONE for projects not requiring
 # LUFA board drivers). If USER is selected, put custom board drivers in a directory called 
 # "Board" inside the application directory.
-BOARD = USBKEY
+BOARD  = USBKEY
 
 
 # Processor frequency.
@@ -112,10 +112,10 @@ OBJDIR = .
 
 
 # Path to the LUFA library
-LUFA_PATH = ../../
+LUFA_PATH = ../..
 
 
-# LUFA library compile-time options
+# LUFA library compile-time options and predefined tokens
 LUFA_OPTS  = -D USB_DEVICE_ONLY
 LUFA_OPTS += -D FIXED_CONTROL_ENDPOINT_SIZE=16
 LUFA_OPTS += -D FIXED_NUM_CONFIGURATIONS=1
@@ -126,6 +126,23 @@ LUFA_OPTS += -D DEVICE_STATE_AS_GPIOR=0
 LUFA_OPTS += -D NO_DEVICE_REMOTE_WAKEUP
 LUFA_OPTS += -D NO_DEVICE_SELF_POWER
 
+LUFA_OPTS += -D AUX_LINE_PORT=PORTB
+LUFA_OPTS += -D AUX_LINE_PIN=PINB
+LUFA_OPTS += -D AUX_LINE_DDR=DDRB
+LUFA_OPTS += -D AUX_LINE_MASK="(1 << 4)"
+LUFA_OPTS += -D ENABLE_ISP_PROTOCOL
+LUFA_OPTS += -D ENABLE_XPROG_PROTOCOL
+LUFA_OPTS += -D VTARGET_ADC_CHANNEL=2
+LUFA_OPTS += -D VTARGET_REF_VOLTS=5
+LUFA_OPTS += -D VTARGET_SCALE_FACTOR=1
+#LUFA_OPTS += -D NO_VTARGET_DETECT
+#LUFA_OPTS += -D LIBUSB_DRIVER_COMPAT
+
+
+# Create the LUFA source path variables by including the LUFA root makefile
+include $(LUFA_PATH)/LUFA/makefile
+
+
 # List C source files here. (C dependencies are automatically generated.)
 SRC = $(TARGET).c                                                 \
 	  Descriptors.c                                               \
@@ -137,17 +154,7 @@ SRC = $(TARGET).c                                                 \
 	  Lib/XPROG/XPROGTarget.c                                     \
 	  Lib/XPROG/XMEGANVM.c                                        \
 	  Lib/XPROG/TINYNVM.c                                         \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/DevChapter9.c        \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Device.c             \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Endpoint.c           \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Host.c               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/HostChapter9.c       \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/LowLevel.c           \
- 	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Pipe.c               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/USBInterrupt.c       \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/ConfigDescriptor.c  \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/Events.c            \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/USBTask.c           \
+	  $(LUFA_SRC_USB)
 
 
 # List C++ source files here. (C dependencies are automatically generated.)
@@ -161,7 +168,7 @@ CPPSRC =
 #     Even though the DOS/Win* filesystem matches both .s and .S the same,
 #     it will preserve the spelling of the filenames, and gcc itself does
 #     care about how the name is spelled on its command-line.
-ASRC = 
+ASRC =
 
 
 # Optimization level, can be [0, 1, 2, 3, s]. 
@@ -193,26 +200,23 @@ CSTANDARD = -std=c99
 
 
 # Place -D or -U options here for C sources
-CDEFS  = -DF_CPU=$(F_CPU)UL -DF_CLOCK=$(F_CLOCK)UL -DBOARD=BOARD_$(BOARD) $(LUFA_OPTS)
-CDEFS += -DAUX_LINE_PORT=PORTB
-CDEFS += -DAUX_LINE_PIN=PINB
-CDEFS += -DAUX_LINE_DDR=DDRB
-CDEFS += -DAUX_LINE_MASK="(1 << 4)"
-CDEFS += -DENABLE_ISP_PROTOCOL
-CDEFS += -DENABLE_XPROG_PROTOCOL
-CDEFS += -DVTARGET_ADC_CHANNEL=2
-CDEFS += -DVTARGET_REF_VOLTS=5
-CDEFS += -DVTARGET_SCALE_FACTOR=1
-#CDEFS += -DNO_VTARGET_DETECT
-#CDEFS += -DLIBUSB_DRIVER_COMPAT
+CDEFS  = -DF_CPU=$(F_CPU)UL
+CDEFS += -DF_CLOCK=$(F_CLOCK)UL
+CDEFS += -DBOARD=BOARD_$(BOARD)
+CDEFS += $(LUFA_OPTS)
 
 
 # Place -D or -U options here for ASM sources
-ADEFS = -DF_CPU=$(F_CPU)
-
+ADEFS  = -DF_CPU=$(F_CPU)
+ADEFS += -DF_CLOCK=$(F_CLOCK)UL
+ADEFS += -DBOARD=BOARD_$(BOARD)
+ADEFS += $(LUFA_OPTS)
 
 # Place -D or -U options here for C++ sources
-CPPDEFS = -DF_CPU=$(F_CPU)UL
+CPPDEFS  = -DF_CPU=$(F_CPU)UL
+CPPDEFS += -DF_CLOCK=$(F_CLOCK)UL
+CPPDEFS += -DBOARD=BOARD_$(BOARD)
+CPPDEFS += $(LUFA_OPTS)
 #CPPDEFS += -D__STDC_LIMIT_MACROS
 #CPPDEFS += -D__STDC_CONSTANT_MACROS
 
@@ -237,8 +241,9 @@ CFLAGS += -fshort-enums
 CFLAGS += -fno-strict-aliasing
 CFLAGS += -Wall
 CFLAGS += -Wstrict-prototypes
-CFLAGS += -Wundef
+#CFLAGS += -mshort-calls
 #CFLAGS += -fno-unit-at-a-time
+#CFLAGS += -Wundef
 #CFLAGS += -Wunreachable-code
 #CFLAGS += -Wsign-compare
 CFLAGS += -Wa,-adhlns=$(<:%.c=$(OBJDIR)/%.lst)
@@ -262,7 +267,7 @@ CPPFLAGS += -fpack-struct
 CPPFLAGS += -fshort-enums
 CPPFLAGS += -fno-exceptions
 CPPFLAGS += -Wall
-CFLAGS += -Wundef
+CPPFLAGS += -Wundef
 #CPPFLAGS += -mshort-calls
 #CPPFLAGS += -fno-unit-at-a-time
 #CPPFLAGS += -Wstrict-prototypes
@@ -339,7 +344,7 @@ EXTMEMOPTS =
 #  -Wl,...:     tell GCC to pass this to linker.
 #    -Map:      create map file
 #    --cref:    add cross reference to  map file
-LDFLAGS = -Wl,-Map=$(TARGET).map,--cref
+LDFLAGS  = -Wl,-Map=$(TARGET).map,--cref
 LDFLAGS += -Wl,--relax 
 LDFLAGS += -Wl,--gc-sections
 LDFLAGS += $(EXTMEMOPTS)
@@ -351,9 +356,7 @@ LDFLAGS += $(PRINTF_LIB) $(SCANF_LIB) $(MATH_LIB)
 
 #---------------- Programming Options (avrdude) ----------------
 
-# Programming hardware: alf avr910 avrisp bascom bsd 
-# dt006 pavr picoweb pony-stk200 sp12 stk200 stk500
-#
+# Programming hardware
 # Type: avrdude -c ?
 # to get a full listing.
 #
@@ -433,6 +436,7 @@ REMOVEDIR = rm -rf
 COPY = cp
 WINSHELL = cmd
 
+
 # Define Messages
 # English
 MSG_ERRORS_NONE = Errors: none
@@ -478,7 +482,7 @@ ALL_ASFLAGS = -mmcu=$(MCU) -I. -x assembler-with-cpp $(ASFLAGS)
 
 
 # Default target.
-all: begin gccversion sizebefore build showliboptions showtarget sizeafter end
+all: begin gccversion sizebefore build sizeafter end
 
 # Change the build target to build a HEX file or a library.
 build: elf hex eep lss sym
@@ -509,9 +513,7 @@ end:
 
 # Display size of file.
 HEXSIZE = $(SIZE) --target=$(FORMAT) $(TARGET).hex
-ELFSIZE = $(SIZE) $(MCU_FLAG) $(FORMAT_FLAG) $(TARGET).elf
-MCU_FLAG = $(shell $(SIZE) --help | grep -- --mcu > /dev/null && echo --mcu=$(MCU) )
-FORMAT_FLAG = $(shell $(SIZE) --help | grep -- --format=.*avr > /dev/null && echo --format=avr )
+ELFSIZE = $(SIZE) --mcu=$(MCU) --format=avr $(TARGET).elf
 
 sizebefore:
 	@if test -f $(TARGET).elf; then echo; echo $(MSG_SIZE_BEFORE); $(ELFSIZE); \
@@ -521,22 +523,7 @@ sizeafter:
 	@if test -f $(TARGET).elf; then echo; echo $(MSG_SIZE_AFTER); $(ELFSIZE); \
 	2>/dev/null; echo; fi
 
-showliboptions:
-	@echo
-	@echo ---- Compile Time Library Options ----
-	@for i in $(LUFA_OPTS:-D%=%); do \
-		echo $$i; \
-	done
-	@echo --------------------------------------
 
-showtarget:
-	@echo
-	@echo --------- Target Information ---------
-	@echo AVR Model: $(MCU)
-	@echo Board:     $(BOARD)
-	@echo Clock:     $(F_CPU)Hz CPU, $(F_CLOCK)Hz Master
-	@echo --------------------------------------
-	
 
 # Display compiler version information.
 gccversion : 
@@ -626,7 +613,7 @@ extcoff: $(TARGET).elf
 %.hex: %.elf
 	@echo
 	@echo $(MSG_FLASH) $@
-	$(OBJCOPY) -O $(FORMAT) -R .eeprom $< $@
+	$(OBJCOPY) -O $(FORMAT) -R .eeprom -R .fuse -R .lock $< $@
 
 %.eep: %.elf
 	@echo
@@ -638,7 +625,7 @@ extcoff: $(TARGET).elf
 %.lss: %.elf
 	@echo
 	@echo $(MSG_EXTENDED_LISTING) $@
-	$(OBJDUMP) -h -z -S $< > $@
+	$(OBJDUMP) -h -S -z $< > $@
 
 # Create a symbol table from ELF output file.
 %.sym: %.elf
@@ -700,18 +687,16 @@ $(OBJDIR)/%.o : %.S
 # Create preprocessed source for use in sending a bug report.
 %.i : %.c
 	$(CC) -E -mmcu=$(MCU) -I. $(CFLAGS) $< -o $@ 
-	
+
 
 # Target: clean project.
-clean: begin clean_list clean_binary end
+clean: begin clean_list end
 
-clean_binary:
-	$(REMOVE) $(TARGET).hex
-	
-clean_list:
+clean_list :
+	@echo
 	@echo $(MSG_CLEANING)
+	$(REMOVE) $(TARGET).hex
 	$(REMOVE) $(TARGET).eep
-	$(REMOVE) $(TARGET)eep.hex
 	$(REMOVE) $(TARGET).cof
 	$(REMOVE) $(TARGET).elf
 	$(REMOVE) $(TARGET).map
@@ -722,7 +707,6 @@ clean_list:
 	$(REMOVE) $(SRC:.c=.s)
 	$(REMOVE) $(SRC:.c=.d)
 	$(REMOVE) $(SRC:.c=.i)
-	$(REMOVE) InvalidEvents.tmp
 	$(REMOVEDIR) .dep
 
 doxygen:
@@ -742,8 +726,7 @@ $(shell mkdir $(OBJDIR) 2>/dev/null)
 
 
 # Listing of phony targets.
-.PHONY : all showliboptions showtarget begin       \
-finish end sizebefore sizeafter gccversion build   \
-elf hex eep lss sym coff extcoff program dfu flip  \
-flip-ee dfu-ee clean debug clean_list clean_binary \
-clean_doxygen gdb-config doxygen
\ No newline at end of file
+.PHONY : all begin finish end sizebefore sizeafter gccversion \
+build elf hex eep lss sym coff extcoff doxygen clean          \
+clean_list clean_doxygen program dfu flip flip-ee dfu-ee      \
+debug gdb-config
diff --git a/Projects/Benito/Benito.txt b/Projects/Benito/Benito.txt
index 0f71a6b61..dc10cadf6 100644
--- a/Projects/Benito/Benito.txt
+++ b/Projects/Benito/Benito.txt
@@ -68,32 +68,32 @@
  *   </tr>
  *   <tr>
  *    <td>AVR_RESET_LINE_PORT</td>
- *    <td>Makefile CDEFS</td>
+ *    <td>Makefile LUFA_OPTS</td>
  *    <td>Indicates the PORT register of the pin used to generate the target /RESET line pulse.</td>
  *   </tr>
  *   <tr>
  *    <td>AVR_RESET_LINE_DDR</td>
- *    <td>Makefile CDEFS</td>
+ *    <td>Makefile LUFA_OPTS</td>
  *    <td>Indicates the DDR register of the pin used to generate the target /RESET line pulse.</td>
  *   </tr>
  *   <tr>
  *    <td>AVR_RESET_LINE_MASK</td>
- *    <td>Makefile CDEFS</td>
+ *    <td>Makefile LUFA_OPTS</td>
  *    <td>Indicates the mask of the pin used to generate the target /RESET line pulse.</td>
  *   </tr>
  *   <tr>
  *    <td>AVR_RESET_PULSE_MS</td>
- *    <td>Makefile CDEFS</td>
+ *    <td>Makefile LUFA_OPTS</td>
  *    <td>Pulse length in milliseconds for the target /RESET pulse.</td>
  *   </tr>
  *   <tr>
  *    <td>TX_RX_LED_PULSE_MS</td>
- *    <td>Makefile CDEFS</td>
+ *    <td>Makefile LUFA_OPTS</td>
  *    <td>Pulse length in milliseconds for the activity Tx/Rx LEDs.</td>
  *   </tr>
  *   <tr>
  *    <td>PING_PONG_LED_PULSE_MS</td>
- *    <td>Makefile CDEFS</td>
+ *    <td>Makefile LUFA_OPTS</td>
  *    <td>Pulse length in milliseconds for the enumeration LED ping-poning between toggles.</td>
  *   </tr>
  *  </table>
diff --git a/Projects/Benito/makefile b/Projects/Benito/makefile
index 3470a40a4..c08f1557f 100644
--- a/Projects/Benito/makefile
+++ b/Projects/Benito/makefile
@@ -112,33 +112,33 @@ OBJDIR = .
 
 
 # Path to the LUFA library
-LUFA_PATH = ../../
+LUFA_PATH = ../..
 
 
-# LUFA library compile-time options
+# LUFA library compile-time options and predefined tokens
 LUFA_OPTS  = -D USB_DEVICE_ONLY
 LUFA_OPTS += -D FIXED_CONTROL_ENDPOINT_SIZE=8
 LUFA_OPTS += -D FIXED_NUM_CONFIGURATIONS=1
 LUFA_OPTS += -D USE_FLASH_DESCRIPTORS
 LUFA_OPTS += -D USE_STATIC_OPTIONS="(USB_DEVICE_OPT_FULLSPEED | USB_OPT_REG_ENABLED | USB_OPT_AUTO_PLL)"
 
+LUFA_OPTS += -D AVR_RESET_LINE_PORT="PORTD"
+LUFA_OPTS += -D AVR_RESET_LINE_DDR="DDRD"
+LUFA_OPTS += -D AVR_RESET_LINE_MASK="(1 << 4)"
+LUFA_OPTS += -D AVR_RESET_PULSE_MS=10
+LUFA_OPTS += -D TX_RX_LED_PULSE_MS=30
+LUFA_OPTS += -D PING_PONG_LED_PULSE_MS=100
+
+
+# Create the LUFA source path variables by including the LUFA root makefile
+include $(LUFA_PATH)/LUFA/makefile
+
 
 # List C source files here. (C dependencies are automatically generated.)
 SRC = $(TARGET).c                                                 \
 	  Descriptors.c                                               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/DevChapter9.c        \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Device.c             \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Endpoint.c           \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Host.c               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/HostChapter9.c       \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/LowLevel.c           \
- 	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Pipe.c               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/USBInterrupt.c       \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/ConfigDescriptor.c  \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/Events.c            \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/USBTask.c           \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/Class/Device/CDC.c            \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/Class/Host/CDC.c              \
+	  $(LUFA_SRC_USB)                                             \
+	  $(LUFA_SRC_USBCLASS)
 
 
 # List C++ source files here. (C dependencies are automatically generated.)
@@ -184,20 +184,23 @@ CSTANDARD = -std=c99
 
 
 # Place -D or -U options here for C sources
-CDEFS  = -DF_CPU=$(F_CPU)UL -DF_CLOCK=$(F_CLOCK)UL -DBOARD=BOARD_$(BOARD) $(LUFA_OPTS)
-CDEFS += -DAVR_RESET_LINE_PORT="PORTD"
-CDEFS += -DAVR_RESET_LINE_DDR="DDRD"
-CDEFS += -DAVR_RESET_LINE_MASK="(1 << 4)"
-CDEFS += -DAVR_RESET_PULSE_MS=10
-CDEFS += -DTX_RX_LED_PULSE_MS=30
-CDEFS += -DPING_PONG_LED_PULSE_MS=100
+CDEFS  = -DF_CPU=$(F_CPU)UL
+CDEFS += -DF_CLOCK=$(F_CLOCK)UL
+CDEFS += -DBOARD=BOARD_$(BOARD)
+CDEFS += $(LUFA_OPTS)
 
-# Place -D or -U options here for ASM sources
-ADEFS = -DF_CPU=$(F_CPU)
 
+# Place -D or -U options here for ASM sources
+ADEFS  = -DF_CPU=$(F_CPU)
+ADEFS += -DF_CLOCK=$(F_CLOCK)UL
+ADEFS += -DBOARD=BOARD_$(BOARD)
+ADEFS += $(LUFA_OPTS)
 
 # Place -D or -U options here for C++ sources
-CPPDEFS = -DF_CPU=$(F_CPU)UL
+CPPDEFS  = -DF_CPU=$(F_CPU)UL
+CPPDEFS += -DF_CLOCK=$(F_CLOCK)UL
+CPPDEFS += -DBOARD=BOARD_$(BOARD)
+CPPDEFS += $(LUFA_OPTS)
 #CPPDEFS += -D__STDC_LIMIT_MACROS
 #CPPDEFS += -D__STDC_CONSTANT_MACROS
 
@@ -222,8 +225,9 @@ CFLAGS += -fshort-enums
 CFLAGS += -fno-strict-aliasing
 CFLAGS += -Wall
 CFLAGS += -Wstrict-prototypes
-CFLAGS += -Wundef
+#CFLAGS += -mshort-calls
 #CFLAGS += -fno-unit-at-a-time
+#CFLAGS += -Wundef
 #CFLAGS += -Wunreachable-code
 #CFLAGS += -Wsign-compare
 CFLAGS += -Wa,-adhlns=$(<:%.c=$(OBJDIR)/%.lst)
@@ -247,7 +251,7 @@ CPPFLAGS += -fpack-struct
 CPPFLAGS += -fshort-enums
 CPPFLAGS += -fno-exceptions
 CPPFLAGS += -Wall
-CFLAGS += -Wundef
+CPPFLAGS += -Wundef
 #CPPFLAGS += -mshort-calls
 #CPPFLAGS += -fno-unit-at-a-time
 #CPPFLAGS += -Wstrict-prototypes
@@ -324,7 +328,7 @@ EXTMEMOPTS =
 #  -Wl,...:     tell GCC to pass this to linker.
 #    -Map:      create map file
 #    --cref:    add cross reference to  map file
-LDFLAGS = -Wl,-Map=$(TARGET).map,--cref
+LDFLAGS  = -Wl,-Map=$(TARGET).map,--cref
 LDFLAGS += -Wl,--relax 
 LDFLAGS += -Wl,--gc-sections
 LDFLAGS += $(EXTMEMOPTS)
@@ -336,9 +340,7 @@ LDFLAGS += $(PRINTF_LIB) $(SCANF_LIB) $(MATH_LIB)
 
 #---------------- Programming Options (avrdude) ----------------
 
-# Programming hardware: alf avr910 avrisp bascom bsd 
-# dt006 pavr picoweb pony-stk200 sp12 stk200 stk500
-#
+# Programming hardware
 # Type: avrdude -c ?
 # to get a full listing.
 #
@@ -418,6 +420,7 @@ REMOVEDIR = rm -rf
 COPY = cp
 WINSHELL = cmd
 
+
 # Define Messages
 # English
 MSG_ERRORS_NONE = Errors: none
@@ -463,7 +466,7 @@ ALL_ASFLAGS = -mmcu=$(MCU) -I. -x assembler-with-cpp $(ASFLAGS)
 
 
 # Default target.
-all: begin gccversion sizebefore build showliboptions showtarget sizeafter end
+all: begin gccversion sizebefore build sizeafter end
 
 # Change the build target to build a HEX file or a library.
 build: elf hex eep lss sym
@@ -494,9 +497,7 @@ end:
 
 # Display size of file.
 HEXSIZE = $(SIZE) --target=$(FORMAT) $(TARGET).hex
-ELFSIZE = $(SIZE) $(MCU_FLAG) $(FORMAT_FLAG) $(TARGET).elf
-MCU_FLAG = $(shell $(SIZE) --help | grep -- --mcu > /dev/null && echo --mcu=$(MCU) )
-FORMAT_FLAG = $(shell $(SIZE) --help | grep -- --format=.*avr > /dev/null && echo --format=avr )
+ELFSIZE = $(SIZE) --mcu=$(MCU) --format=avr $(TARGET).elf
 
 sizebefore:
 	@if test -f $(TARGET).elf; then echo; echo $(MSG_SIZE_BEFORE); $(ELFSIZE); \
@@ -506,22 +507,7 @@ sizeafter:
 	@if test -f $(TARGET).elf; then echo; echo $(MSG_SIZE_AFTER); $(ELFSIZE); \
 	2>/dev/null; echo; fi
 
-showliboptions:
-	@echo
-	@echo ---- Compile Time Library Options ----
-	@for i in $(LUFA_OPTS:-D%=%); do \
-		echo $$i; \
-	done
-	@echo --------------------------------------
 
-showtarget:
-	@echo
-	@echo --------- Target Information ---------
-	@echo AVR Model: $(MCU)
-	@echo Board:     $(BOARD)
-	@echo Clock:     $(F_CPU)Hz CPU, $(F_CLOCK)Hz Master
-	@echo --------------------------------------
-	
 
 # Display compiler version information.
 gccversion : 
@@ -611,7 +597,7 @@ extcoff: $(TARGET).elf
 %.hex: %.elf
 	@echo
 	@echo $(MSG_FLASH) $@
-	$(OBJCOPY) -O $(FORMAT) -R .eeprom $< $@
+	$(OBJCOPY) -O $(FORMAT) -R .eeprom -R .fuse -R .lock $< $@
 
 %.eep: %.elf
 	@echo
@@ -623,7 +609,7 @@ extcoff: $(TARGET).elf
 %.lss: %.elf
 	@echo
 	@echo $(MSG_EXTENDED_LISTING) $@
-	$(OBJDUMP) -h -z -S $< > $@
+	$(OBJDUMP) -h -S -z $< > $@
 
 # Create a symbol table from ELF output file.
 %.sym: %.elf
@@ -685,18 +671,16 @@ $(OBJDIR)/%.o : %.S
 # Create preprocessed source for use in sending a bug report.
 %.i : %.c
 	$(CC) -E -mmcu=$(MCU) -I. $(CFLAGS) $< -o $@ 
-	
+
 
 # Target: clean project.
-clean: begin clean_list clean_binary end
+clean: begin clean_list end
 
-clean_binary:
-	$(REMOVE) $(TARGET).hex
-	
-clean_list:
+clean_list :
+	@echo
 	@echo $(MSG_CLEANING)
+	$(REMOVE) $(TARGET).hex
 	$(REMOVE) $(TARGET).eep
-	$(REMOVE) $(TARGET)eep.hex
 	$(REMOVE) $(TARGET).cof
 	$(REMOVE) $(TARGET).elf
 	$(REMOVE) $(TARGET).map
@@ -707,7 +691,6 @@ clean_list:
 	$(REMOVE) $(SRC:.c=.s)
 	$(REMOVE) $(SRC:.c=.d)
 	$(REMOVE) $(SRC:.c=.i)
-	$(REMOVE) InvalidEvents.tmp
 	$(REMOVEDIR) .dep
 
 doxygen:
@@ -727,8 +710,7 @@ $(shell mkdir $(OBJDIR) 2>/dev/null)
 
 
 # Listing of phony targets.
-.PHONY : all showliboptions showtarget begin       \
-finish end sizebefore sizeafter gccversion build   \
-elf hex eep lss sym coff extcoff program dfu flip  \
-flip-ee dfu-ee clean debug clean_list clean_binary \
-clean_doxygen gdb-config doxygen
\ No newline at end of file
+.PHONY : all begin finish end sizebefore sizeafter gccversion \
+build elf hex eep lss sym coff extcoff doxygen clean          \
+clean_list clean_doxygen program dfu flip flip-ee dfu-ee      \
+debug gdb-config
diff --git a/Projects/Incomplete/MIDIToneGenerator/makefile b/Projects/Incomplete/MIDIToneGenerator/makefile
index 6b81f58b6..3360a4e8b 100644
--- a/Projects/Incomplete/MIDIToneGenerator/makefile
+++ b/Projects/Incomplete/MIDIToneGenerator/makefile
@@ -115,29 +115,26 @@ OBJDIR = .
 LUFA_PATH = ../../..
 
 
-# LUFA library compile-time options
+# LUFA library compile-time options and predefined tokens
 LUFA_OPTS  = -D USB_DEVICE_ONLY
 LUFA_OPTS += -D FIXED_CONTROL_ENDPOINT_SIZE=8
 LUFA_OPTS += -D FIXED_NUM_CONFIGURATIONS=1
 LUFA_OPTS += -D USE_FLASH_DESCRIPTORS
 LUFA_OPTS += -D USE_STATIC_OPTIONS="(USB_DEVICE_OPT_FULLSPEED | USB_OPT_REG_ENABLED | USB_OPT_AUTO_PLL)"
+LUFA_OPTS += -D DEVICE_STATE_AS_GPIOR=0
+LUFA_OPTS += -D NO_DEVICE_REMOTE_WAKEUP
+LUFA_OPTS += -D NO_DEVICE_SELF_POWER
+
+
+# Create the LUFA source path variables by including the LUFA root makefile
+include $(LUFA_PATH)/LUFA/makefile
 
 
 # List C source files here. (C dependencies are automatically generated.)
 SRC = $(TARGET).c                                                 \
 	  Descriptors.c                                               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/DevChapter9.c        \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Device.c             \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Endpoint.c           \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Host.c               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/HostChapter9.c       \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/LowLevel.c           \
- 	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Pipe.c               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/USBInterrupt.c       \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/ConfigDescriptor.c  \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/Events.c            \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/USBTask.c           \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/Class/Device/MIDI.c           \
+	  $(LUFA_SRC_USB)                                             \
+	  $(LUFA_SRC_USBCLASS)
 
 
 # List C++ source files here. (C dependencies are automatically generated.)
@@ -183,15 +180,23 @@ CSTANDARD = -std=c99
 
 
 # Place -D or -U options here for C sources
-CDEFS  = -DF_CPU=$(F_CPU)UL -DF_CLOCK=$(F_CLOCK)UL -DBOARD=BOARD_$(BOARD) $(LUFA_OPTS)
+CDEFS  = -DF_CPU=$(F_CPU)UL
+CDEFS += -DF_CLOCK=$(F_CLOCK)UL
+CDEFS += -DBOARD=BOARD_$(BOARD)
+CDEFS += $(LUFA_OPTS)
 
 
 # Place -D or -U options here for ASM sources
-ADEFS = -DF_CPU=$(F_CPU)
-
+ADEFS  = -DF_CPU=$(F_CPU)
+ADEFS += -DF_CLOCK=$(F_CLOCK)UL
+ADEFS += -DBOARD=BOARD_$(BOARD)
+ADEFS += $(LUFA_OPTS)
 
 # Place -D or -U options here for C++ sources
-CPPDEFS = -DF_CPU=$(F_CPU)UL
+CPPDEFS  = -DF_CPU=$(F_CPU)UL
+CPPDEFS += -DF_CLOCK=$(F_CLOCK)UL
+CPPDEFS += -DBOARD=BOARD_$(BOARD)
+CPPDEFS += $(LUFA_OPTS)
 #CPPDEFS += -D__STDC_LIMIT_MACROS
 #CPPDEFS += -D__STDC_CONSTANT_MACROS
 
@@ -216,8 +221,9 @@ CFLAGS += -fshort-enums
 CFLAGS += -fno-strict-aliasing
 CFLAGS += -Wall
 CFLAGS += -Wstrict-prototypes
-CFLAGS += -Wundef
+#CFLAGS += -mshort-calls
 #CFLAGS += -fno-unit-at-a-time
+#CFLAGS += -Wundef
 #CFLAGS += -Wunreachable-code
 #CFLAGS += -Wsign-compare
 CFLAGS += -Wa,-adhlns=$(<:%.c=$(OBJDIR)/%.lst)
@@ -241,7 +247,7 @@ CPPFLAGS += -fpack-struct
 CPPFLAGS += -fshort-enums
 CPPFLAGS += -fno-exceptions
 CPPFLAGS += -Wall
-CFLAGS += -Wundef
+CPPFLAGS += -Wundef
 #CPPFLAGS += -mshort-calls
 #CPPFLAGS += -fno-unit-at-a-time
 #CPPFLAGS += -Wstrict-prototypes
@@ -318,7 +324,7 @@ EXTMEMOPTS =
 #  -Wl,...:     tell GCC to pass this to linker.
 #    -Map:      create map file
 #    --cref:    add cross reference to  map file
-LDFLAGS = -Wl,-Map=$(TARGET).map,--cref
+LDFLAGS  = -Wl,-Map=$(TARGET).map,--cref
 LDFLAGS += -Wl,--relax 
 LDFLAGS += -Wl,--gc-sections
 LDFLAGS += $(EXTMEMOPTS)
@@ -330,9 +336,7 @@ LDFLAGS += $(PRINTF_LIB) $(SCANF_LIB) $(MATH_LIB)
 
 #---------------- Programming Options (avrdude) ----------------
 
-# Programming hardware: alf avr910 avrisp bascom bsd 
-# dt006 pavr picoweb pony-stk200 sp12 stk200 stk500
-#
+# Programming hardware
 # Type: avrdude -c ?
 # to get a full listing.
 #
@@ -412,6 +416,7 @@ REMOVEDIR = rm -rf
 COPY = cp
 WINSHELL = cmd
 
+
 # Define Messages
 # English
 MSG_ERRORS_NONE = Errors: none
@@ -457,7 +462,7 @@ ALL_ASFLAGS = -mmcu=$(MCU) -I. -x assembler-with-cpp $(ASFLAGS)
 
 
 # Default target.
-all: begin gccversion sizebefore build showliboptions showtarget sizeafter end
+all: begin gccversion sizebefore build sizeafter end
 
 # Change the build target to build a HEX file or a library.
 build: elf hex eep lss sym
@@ -488,9 +493,7 @@ end:
 
 # Display size of file.
 HEXSIZE = $(SIZE) --target=$(FORMAT) $(TARGET).hex
-ELFSIZE = $(SIZE) $(MCU_FLAG) $(FORMAT_FLAG) $(TARGET).elf
-MCU_FLAG = $(shell $(SIZE) --help | grep -- --mcu > /dev/null && echo --mcu=$(MCU) )
-FORMAT_FLAG = $(shell $(SIZE) --help | grep -- --format=.*avr > /dev/null && echo --format=avr )
+ELFSIZE = $(SIZE) --mcu=$(MCU) --format=avr $(TARGET).elf
 
 sizebefore:
 	@if test -f $(TARGET).elf; then echo; echo $(MSG_SIZE_BEFORE); $(ELFSIZE); \
@@ -500,22 +503,7 @@ sizeafter:
 	@if test -f $(TARGET).elf; then echo; echo $(MSG_SIZE_AFTER); $(ELFSIZE); \
 	2>/dev/null; echo; fi
 
-showliboptions:
-	@echo
-	@echo ---- Compile Time Library Options ----
-	@for i in $(LUFA_OPTS:-D%=%); do \
-		echo $$i; \
-	done
-	@echo --------------------------------------
 
-showtarget:
-	@echo
-	@echo --------- Target Information ---------
-	@echo AVR Model: $(MCU)
-	@echo Board:     $(BOARD)
-	@echo Clock:     $(F_CPU)Hz CPU, $(F_CLOCK)Hz Master
-	@echo --------------------------------------
-	
 
 # Display compiler version information.
 gccversion : 
@@ -605,7 +593,7 @@ extcoff: $(TARGET).elf
 %.hex: %.elf
 	@echo
 	@echo $(MSG_FLASH) $@
-	$(OBJCOPY) -O $(FORMAT) -R .eeprom $< $@
+	$(OBJCOPY) -O $(FORMAT) -R .eeprom -R .fuse -R .lock $< $@
 
 %.eep: %.elf
 	@echo
@@ -617,7 +605,7 @@ extcoff: $(TARGET).elf
 %.lss: %.elf
 	@echo
 	@echo $(MSG_EXTENDED_LISTING) $@
-	$(OBJDUMP) -h -z -S $< > $@
+	$(OBJDUMP) -h -S -z $< > $@
 
 # Create a symbol table from ELF output file.
 %.sym: %.elf
@@ -679,18 +667,16 @@ $(OBJDIR)/%.o : %.S
 # Create preprocessed source for use in sending a bug report.
 %.i : %.c
 	$(CC) -E -mmcu=$(MCU) -I. $(CFLAGS) $< -o $@ 
-	
+
 
 # Target: clean project.
-clean: begin clean_list clean_binary end
+clean: begin clean_list end
 
-clean_binary:
-	$(REMOVE) $(TARGET).hex
-	
-clean_list:
+clean_list :
+	@echo
 	@echo $(MSG_CLEANING)
+	$(REMOVE) $(TARGET).hex
 	$(REMOVE) $(TARGET).eep
-	$(REMOVE) $(TARGET)eep.hex
 	$(REMOVE) $(TARGET).cof
 	$(REMOVE) $(TARGET).elf
 	$(REMOVE) $(TARGET).map
@@ -701,7 +687,6 @@ clean_list:
 	$(REMOVE) $(SRC:.c=.s)
 	$(REMOVE) $(SRC:.c=.d)
 	$(REMOVE) $(SRC:.c=.i)
-	$(REMOVE) InvalidEvents.tmp
 	$(REMOVEDIR) .dep
 
 doxygen:
@@ -721,8 +706,7 @@ $(shell mkdir $(OBJDIR) 2>/dev/null)
 
 
 # Listing of phony targets.
-.PHONY : all showliboptions showtarget begin       \
-finish end sizebefore sizeafter gccversion build   \
-elf hex eep lss sym coff extcoff program dfu flip  \
-flip-ee dfu-ee clean debug clean_list clean_binary \
-clean_doxygen gdb-config doxygen
\ No newline at end of file
+.PHONY : all begin finish end sizebefore sizeafter gccversion \
+build elf hex eep lss sym coff extcoff doxygen clean          \
+clean_list clean_doxygen program dfu flip flip-ee dfu-ee      \
+debug gdb-config
diff --git a/Projects/Incomplete/StandaloneProgrammer/Lib/SCSI.c b/Projects/Incomplete/StandaloneProgrammer/Lib/SCSI.c
index f69ab649b..74f6811ad 100644
--- a/Projects/Incomplete/StandaloneProgrammer/Lib/SCSI.c
+++ b/Projects/Incomplete/StandaloneProgrammer/Lib/SCSI.c
@@ -250,14 +250,8 @@ static void SCSI_Command_Send_Diagnostic(USB_ClassInfo_MS_Device_t* const MSInte
  */
 static void SCSI_Command_ReadWrite_10(USB_ClassInfo_MS_Device_t* const MSInterfaceInfo, const bool IsDataRead)
 {
-	uint32_t BlockAddress;
-	uint16_t TotalBlocks;
-	
-	/* Load in the 32-bit block address (SCSI uses big-endian, so have to reverse the byte order) */
-	BlockAddress = SwapEndian_32(*(uint32_t*)&MSInterfaceInfo->State.CommandBlock.SCSICommandData[2]);
-
-	/* Load in the 16-bit total blocks (SCSI uses big-endian, so have to reverse the byte order) */
-	TotalBlocks  = SwapEndian_16(*(uint16_t*)&MSInterfaceInfo->State.CommandBlock.SCSICommandData[7]);
+	uint32_t BlockAddress = SwapEndian_32(*(uint32_t*)&MSInterfaceInfo->State.CommandBlock.SCSICommandData[2]);
+	uint16_t TotalBlocks  = SwapEndian_16(*(uint16_t*)&MSInterfaceInfo->State.CommandBlock.SCSICommandData[7]);
 	
 	/* Check if the block address is outside the maximum allowable value for the LUN */
 	if (BlockAddress >= VIRTUAL_MEMORY_BLOCKS)
diff --git a/Projects/Incomplete/StandaloneProgrammer/makefile b/Projects/Incomplete/StandaloneProgrammer/makefile
index 5c2d96a8a..6bf5f056c 100644
--- a/Projects/Incomplete/StandaloneProgrammer/makefile
+++ b/Projects/Incomplete/StandaloneProgrammer/makefile
@@ -112,10 +112,10 @@ OBJDIR = .
 
 
 # Path to the LUFA library
-LUFA_PATH = ../../../
+LUFA_PATH = ../../..
 
 
-# LUFA library compile-time options
+# LUFA library compile-time options and predefined tokens
 LUFA_OPTS += -D FIXED_CONTROL_ENDPOINT_SIZE=8
 LUFA_OPTS += -D FIXED_NUM_CONFIGURATIONS=1
 LUFA_OPTS += -D USE_FLASH_DESCRIPTORS
@@ -123,6 +123,10 @@ LUFA_OPTS += -D USE_STATIC_OPTIONS="(USB_DEVICE_OPT_FULLSPEED | USB_OPT_REG_ENAB
 LUFA_OPTS += -D INTERRUPT_CONTROL_ENDPOINT
 
 
+# Create the LUFA source path variables by including the LUFA root makefile
+include $(LUFA_PATH)/LUFA/makefile
+
+
 # List C source files here. (C dependencies are automatically generated.)
 SRC = $(TARGET).c                                                 \
 	  Descriptors.c                                               \
@@ -133,21 +137,10 @@ SRC = $(TARGET).c                                                 \
 	  Lib/ProgrammerConfig.c                                      \
 	  Lib/PetiteFATFs/diskio.c                                    \
 	  Lib/PetiteFATFs/pff.c                                       \
-	  $(LUFA_PATH)/LUFA/Drivers/Peripheral/Serial.c               \
-	  $(LUFA_PATH)/LUFA/Drivers/Peripheral/SerialStream.c         \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/DevChapter9.c        \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Device.c             \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Endpoint.c           \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Host.c               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/HostChapter9.c       \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/LowLevel.c           \
- 	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Pipe.c               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/USBInterrupt.c       \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/ConfigDescriptor.c  \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/Events.c            \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/USBTask.c           \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/Class/Device/MassStorage.c    \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/Class/Host/MassStorage.c      \
+	  $(LUFA_SRC_USB)                                             \
+	  $(LUFA_SRC_USBCLASS)                                        \
+	  $(LUFA_SRC_SERIAL)                                          \
+	  $(LUFA_SRC_SERIALSTREAM)
 
 
 # List C++ source files here. (C dependencies are automatically generated.)
@@ -193,15 +186,23 @@ CSTANDARD = -std=c99
 
 
 # Place -D or -U options here for C sources
-CDEFS  = -DF_CPU=$(F_CPU)UL -DF_CLOCK=$(F_CLOCK)UL -DBOARD=BOARD_$(BOARD) $(LUFA_OPTS)
+CDEFS  = -DF_CPU=$(F_CPU)UL
+CDEFS += -DF_CLOCK=$(F_CLOCK)UL
+CDEFS += -DBOARD=BOARD_$(BOARD)
+CDEFS += $(LUFA_OPTS)
 
 
 # Place -D or -U options here for ASM sources
-ADEFS = -DF_CPU=$(F_CPU)
-
+ADEFS  = -DF_CPU=$(F_CPU)
+ADEFS += -DF_CLOCK=$(F_CLOCK)UL
+ADEFS += -DBOARD=BOARD_$(BOARD)
+ADEFS += $(LUFA_OPTS)
 
 # Place -D or -U options here for C++ sources
-CPPDEFS = -DF_CPU=$(F_CPU)UL
+CPPDEFS  = -DF_CPU=$(F_CPU)UL
+CPPDEFS += -DF_CLOCK=$(F_CLOCK)UL
+CPPDEFS += -DBOARD=BOARD_$(BOARD)
+CPPDEFS += $(LUFA_OPTS)
 #CPPDEFS += -D__STDC_LIMIT_MACROS
 #CPPDEFS += -D__STDC_CONSTANT_MACROS
 
@@ -226,8 +227,9 @@ CFLAGS += -fshort-enums
 CFLAGS += -fno-strict-aliasing
 CFLAGS += -Wall
 CFLAGS += -Wstrict-prototypes
-CFLAGS += -Wundef
+#CFLAGS += -mshort-calls
 #CFLAGS += -fno-unit-at-a-time
+#CFLAGS += -Wundef
 #CFLAGS += -Wunreachable-code
 #CFLAGS += -Wsign-compare
 CFLAGS += -Wa,-adhlns=$(<:%.c=$(OBJDIR)/%.lst)
@@ -251,7 +253,7 @@ CPPFLAGS += -fpack-struct
 CPPFLAGS += -fshort-enums
 CPPFLAGS += -fno-exceptions
 CPPFLAGS += -Wall
-CFLAGS += -Wundef
+CPPFLAGS += -Wundef
 #CPPFLAGS += -mshort-calls
 #CPPFLAGS += -fno-unit-at-a-time
 #CPPFLAGS += -Wstrict-prototypes
@@ -328,7 +330,7 @@ EXTMEMOPTS =
 #  -Wl,...:     tell GCC to pass this to linker.
 #    -Map:      create map file
 #    --cref:    add cross reference to  map file
-LDFLAGS = -Wl,-Map=$(TARGET).map,--cref
+LDFLAGS  = -Wl,-Map=$(TARGET).map,--cref
 LDFLAGS += -Wl,--relax 
 LDFLAGS += -Wl,--gc-sections
 LDFLAGS += $(EXTMEMOPTS)
@@ -340,9 +342,7 @@ LDFLAGS += $(PRINTF_LIB) $(SCANF_LIB) $(MATH_LIB)
 
 #---------------- Programming Options (avrdude) ----------------
 
-# Programming hardware: alf avr910 avrisp bascom bsd 
-# dt006 pavr picoweb pony-stk200 sp12 stk200 stk500
-#
+# Programming hardware
 # Type: avrdude -c ?
 # to get a full listing.
 #
@@ -422,6 +422,7 @@ REMOVEDIR = rm -rf
 COPY = cp
 WINSHELL = cmd
 
+
 # Define Messages
 # English
 MSG_ERRORS_NONE = Errors: none
@@ -467,7 +468,7 @@ ALL_ASFLAGS = -mmcu=$(MCU) -I. -x assembler-with-cpp $(ASFLAGS)
 
 
 # Default target.
-all: begin gccversion sizebefore build showliboptions showtarget sizeafter end
+all: begin gccversion sizebefore build sizeafter end
 
 # Change the build target to build a HEX file or a library.
 build: elf hex eep lss sym
@@ -498,9 +499,7 @@ end:
 
 # Display size of file.
 HEXSIZE = $(SIZE) --target=$(FORMAT) $(TARGET).hex
-ELFSIZE = $(SIZE) $(MCU_FLAG) $(FORMAT_FLAG) $(TARGET).elf
-MCU_FLAG = $(shell $(SIZE) --help | grep -- --mcu > /dev/null && echo --mcu=$(MCU) )
-FORMAT_FLAG = $(shell $(SIZE) --help | grep -- --format=.*avr > /dev/null && echo --format=avr )
+ELFSIZE = $(SIZE) --mcu=$(MCU) --format=avr $(TARGET).elf
 
 sizebefore:
 	@if test -f $(TARGET).elf; then echo; echo $(MSG_SIZE_BEFORE); $(ELFSIZE); \
@@ -510,22 +509,7 @@ sizeafter:
 	@if test -f $(TARGET).elf; then echo; echo $(MSG_SIZE_AFTER); $(ELFSIZE); \
 	2>/dev/null; echo; fi
 
-showliboptions:
-	@echo
-	@echo ---- Compile Time Library Options ----
-	@for i in $(LUFA_OPTS:-D%=%); do \
-		echo $$i; \
-	done
-	@echo --------------------------------------
 
-showtarget:
-	@echo
-	@echo --------- Target Information ---------
-	@echo AVR Model: $(MCU)
-	@echo Board:     $(BOARD)
-	@echo Clock:     $(F_CPU)Hz CPU, $(F_CLOCK)Hz Master
-	@echo --------------------------------------
-	
 
 # Display compiler version information.
 gccversion : 
@@ -615,7 +599,7 @@ extcoff: $(TARGET).elf
 %.hex: %.elf
 	@echo
 	@echo $(MSG_FLASH) $@
-	$(OBJCOPY) -O $(FORMAT) -R .eeprom $< $@
+	$(OBJCOPY) -O $(FORMAT) -R .eeprom -R .fuse -R .lock $< $@
 
 %.eep: %.elf
 	@echo
@@ -627,7 +611,7 @@ extcoff: $(TARGET).elf
 %.lss: %.elf
 	@echo
 	@echo $(MSG_EXTENDED_LISTING) $@
-	$(OBJDUMP) -h -z -S $< > $@
+	$(OBJDUMP) -h -S -z $< > $@
 
 # Create a symbol table from ELF output file.
 %.sym: %.elf
@@ -689,18 +673,16 @@ $(OBJDIR)/%.o : %.S
 # Create preprocessed source for use in sending a bug report.
 %.i : %.c
 	$(CC) -E -mmcu=$(MCU) -I. $(CFLAGS) $< -o $@ 
-	
+
 
 # Target: clean project.
-clean: begin clean_list clean_binary end
+clean: begin clean_list end
 
-clean_binary:
-	$(REMOVE) $(TARGET).hex
-	
-clean_list:
+clean_list :
+	@echo
 	@echo $(MSG_CLEANING)
+	$(REMOVE) $(TARGET).hex
 	$(REMOVE) $(TARGET).eep
-	$(REMOVE) $(TARGET)eep.hex
 	$(REMOVE) $(TARGET).cof
 	$(REMOVE) $(TARGET).elf
 	$(REMOVE) $(TARGET).map
@@ -711,7 +693,6 @@ clean_list:
 	$(REMOVE) $(SRC:.c=.s)
 	$(REMOVE) $(SRC:.c=.d)
 	$(REMOVE) $(SRC:.c=.i)
-	$(REMOVE) InvalidEvents.tmp
 	$(REMOVEDIR) .dep
 
 doxygen:
@@ -731,8 +712,7 @@ $(shell mkdir $(OBJDIR) 2>/dev/null)
 
 
 # Listing of phony targets.
-.PHONY : all showliboptions showtarget begin       \
-finish end sizebefore sizeafter gccversion build   \
-elf hex eep lss sym coff extcoff program dfu flip  \
-flip-ee dfu-ee clean debug clean_list clean_binary \
-clean_doxygen gdb-config doxygen
\ No newline at end of file
+.PHONY : all begin finish end sizebefore sizeafter gccversion \
+build elf hex eep lss sym coff extcoff doxygen clean          \
+clean_list clean_doxygen program dfu flip flip-ee dfu-ee      \
+debug gdb-config
diff --git a/Projects/LEDNotifier/makefile b/Projects/LEDNotifier/makefile
index 721bc5db7..0ac1d866a 100644
--- a/Projects/LEDNotifier/makefile
+++ b/Projects/LEDNotifier/makefile
@@ -66,7 +66,7 @@ MCU = at90usb1287
 # Target board (see library "Board Types" documentation, NONE for projects not requiring
 # LUFA board drivers). If USER is selected, put custom board drivers in a directory called 
 # "Board" inside the application directory.
-BOARD  = USER
+BOARD  = USBKEY
 
 
 # Processor frequency.
@@ -115,7 +115,7 @@ OBJDIR = .
 LUFA_PATH = ../..
 
 
-# LUFA library compile-time options
+# LUFA library compile-time options and predefined tokens
 LUFA_OPTS  = -D USB_DEVICE_ONLY
 LUFA_OPTS += -D FIXED_CONTROL_ENDPOINT_SIZE=8
 LUFA_OPTS += -D FIXED_NUM_CONFIGURATIONS=1
@@ -123,22 +123,15 @@ LUFA_OPTS += -D USE_FLASH_DESCRIPTORS
 LUFA_OPTS += -D USE_STATIC_OPTIONS="(USB_DEVICE_OPT_FULLSPEED | USB_OPT_REG_ENABLED | USB_OPT_AUTO_PLL)"
 
 
+# Create the LUFA source path variables by including the LUFA root makefile
+include $(LUFA_PATH)/LUFA/makefile
+
+
 # List C source files here. (C dependencies are automatically generated.)
 SRC = $(TARGET).c                                                 \
 	  Descriptors.c                                               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/DevChapter9.c        \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Device.c             \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Endpoint.c           \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Host.c               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/HostChapter9.c       \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/LowLevel.c           \
- 	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Pipe.c               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/USBInterrupt.c       \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/ConfigDescriptor.c  \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/Events.c            \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/USBTask.c           \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/Class/Device/CDC.c            \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/Class/Host/CDC.c              \
+	  $(LUFA_SRC_USB)                                             \
+	  $(LUFA_SRC_USBCLASS)
 
 
 # List C++ source files here. (C dependencies are automatically generated.)
@@ -184,15 +177,23 @@ CSTANDARD = -std=c99
 
 
 # Place -D or -U options here for C sources
-CDEFS  = -DF_CPU=$(F_CPU)UL -DF_CLOCK=$(F_CLOCK)UL -DBOARD=BOARD_$(BOARD) $(LUFA_OPTS)
+CDEFS  = -DF_CPU=$(F_CPU)UL
+CDEFS += -DF_CLOCK=$(F_CLOCK)UL
+CDEFS += -DBOARD=BOARD_$(BOARD)
+CDEFS += $(LUFA_OPTS)
 
 
 # Place -D or -U options here for ASM sources
-ADEFS = -DF_CPU=$(F_CPU)
-
+ADEFS  = -DF_CPU=$(F_CPU)
+ADEFS += -DF_CLOCK=$(F_CLOCK)UL
+ADEFS += -DBOARD=BOARD_$(BOARD)
+ADEFS += $(LUFA_OPTS)
 
 # Place -D or -U options here for C++ sources
-CPPDEFS = -DF_CPU=$(F_CPU)UL
+CPPDEFS  = -DF_CPU=$(F_CPU)UL
+CPPDEFS += -DF_CLOCK=$(F_CLOCK)UL
+CPPDEFS += -DBOARD=BOARD_$(BOARD)
+CPPDEFS += $(LUFA_OPTS)
 #CPPDEFS += -D__STDC_LIMIT_MACROS
 #CPPDEFS += -D__STDC_CONSTANT_MACROS
 
@@ -217,8 +218,9 @@ CFLAGS += -fshort-enums
 CFLAGS += -fno-strict-aliasing
 CFLAGS += -Wall
 CFLAGS += -Wstrict-prototypes
-CFLAGS += -Wundef
+#CFLAGS += -mshort-calls
 #CFLAGS += -fno-unit-at-a-time
+#CFLAGS += -Wundef
 #CFLAGS += -Wunreachable-code
 #CFLAGS += -Wsign-compare
 CFLAGS += -Wa,-adhlns=$(<:%.c=$(OBJDIR)/%.lst)
@@ -242,7 +244,7 @@ CPPFLAGS += -fpack-struct
 CPPFLAGS += -fshort-enums
 CPPFLAGS += -fno-exceptions
 CPPFLAGS += -Wall
-CFLAGS += -Wundef
+CPPFLAGS += -Wundef
 #CPPFLAGS += -mshort-calls
 #CPPFLAGS += -fno-unit-at-a-time
 #CPPFLAGS += -Wstrict-prototypes
@@ -319,7 +321,7 @@ EXTMEMOPTS =
 #  -Wl,...:     tell GCC to pass this to linker.
 #    -Map:      create map file
 #    --cref:    add cross reference to  map file
-LDFLAGS = -Wl,-Map=$(TARGET).map,--cref
+LDFLAGS  = -Wl,-Map=$(TARGET).map,--cref
 LDFLAGS += -Wl,--relax 
 LDFLAGS += -Wl,--gc-sections
 LDFLAGS += $(EXTMEMOPTS)
@@ -331,9 +333,7 @@ LDFLAGS += $(PRINTF_LIB) $(SCANF_LIB) $(MATH_LIB)
 
 #---------------- Programming Options (avrdude) ----------------
 
-# Programming hardware: alf avr910 avrisp bascom bsd 
-# dt006 pavr picoweb pony-stk200 sp12 stk200 stk500
-#
+# Programming hardware
 # Type: avrdude -c ?
 # to get a full listing.
 #
@@ -413,6 +413,7 @@ REMOVEDIR = rm -rf
 COPY = cp
 WINSHELL = cmd
 
+
 # Define Messages
 # English
 MSG_ERRORS_NONE = Errors: none
@@ -458,7 +459,7 @@ ALL_ASFLAGS = -mmcu=$(MCU) -I. -x assembler-with-cpp $(ASFLAGS)
 
 
 # Default target.
-all: begin gccversion sizebefore build showliboptions showtarget sizeafter end
+all: begin gccversion sizebefore build sizeafter end
 
 # Change the build target to build a HEX file or a library.
 build: elf hex eep lss sym
@@ -489,9 +490,7 @@ end:
 
 # Display size of file.
 HEXSIZE = $(SIZE) --target=$(FORMAT) $(TARGET).hex
-ELFSIZE = $(SIZE) $(MCU_FLAG) $(FORMAT_FLAG) $(TARGET).elf
-MCU_FLAG = $(shell $(SIZE) --help | grep -- --mcu > /dev/null && echo --mcu=$(MCU) )
-FORMAT_FLAG = $(shell $(SIZE) --help | grep -- --format=.*avr > /dev/null && echo --format=avr )
+ELFSIZE = $(SIZE) --mcu=$(MCU) --format=avr $(TARGET).elf
 
 sizebefore:
 	@if test -f $(TARGET).elf; then echo; echo $(MSG_SIZE_BEFORE); $(ELFSIZE); \
@@ -501,22 +500,7 @@ sizeafter:
 	@if test -f $(TARGET).elf; then echo; echo $(MSG_SIZE_AFTER); $(ELFSIZE); \
 	2>/dev/null; echo; fi
 
-showliboptions:
-	@echo
-	@echo ---- Compile Time Library Options ----
-	@for i in $(LUFA_OPTS:-D%=%); do \
-		echo $$i; \
-	done
-	@echo --------------------------------------
 
-showtarget:
-	@echo
-	@echo --------- Target Information ---------
-	@echo AVR Model: $(MCU)
-	@echo Board:     $(BOARD)
-	@echo Clock:     $(F_CPU)Hz CPU, $(F_CLOCK)Hz Master
-	@echo --------------------------------------
-	
 
 # Display compiler version information.
 gccversion : 
@@ -606,7 +590,7 @@ extcoff: $(TARGET).elf
 %.hex: %.elf
 	@echo
 	@echo $(MSG_FLASH) $@
-	$(OBJCOPY) -O $(FORMAT) -R .eeprom $< $@
+	$(OBJCOPY) -O $(FORMAT) -R .eeprom -R .fuse -R .lock $< $@
 
 %.eep: %.elf
 	@echo
@@ -618,7 +602,7 @@ extcoff: $(TARGET).elf
 %.lss: %.elf
 	@echo
 	@echo $(MSG_EXTENDED_LISTING) $@
-	$(OBJDUMP) -h -z -S $< > $@
+	$(OBJDUMP) -h -S -z $< > $@
 
 # Create a symbol table from ELF output file.
 %.sym: %.elf
@@ -680,18 +664,16 @@ $(OBJDIR)/%.o : %.S
 # Create preprocessed source for use in sending a bug report.
 %.i : %.c
 	$(CC) -E -mmcu=$(MCU) -I. $(CFLAGS) $< -o $@ 
-	
+
 
 # Target: clean project.
-clean: begin clean_list clean_binary end
+clean: begin clean_list end
 
-clean_binary:
-	$(REMOVE) $(TARGET).hex
-	
-clean_list:
+clean_list :
+	@echo
 	@echo $(MSG_CLEANING)
+	$(REMOVE) $(TARGET).hex
 	$(REMOVE) $(TARGET).eep
-	$(REMOVE) $(TARGET)eep.hex
 	$(REMOVE) $(TARGET).cof
 	$(REMOVE) $(TARGET).elf
 	$(REMOVE) $(TARGET).map
@@ -702,7 +684,6 @@ clean_list:
 	$(REMOVE) $(SRC:.c=.s)
 	$(REMOVE) $(SRC:.c=.d)
 	$(REMOVE) $(SRC:.c=.i)
-	$(REMOVE) InvalidEvents.tmp
 	$(REMOVEDIR) .dep
 
 doxygen:
@@ -722,8 +703,7 @@ $(shell mkdir $(OBJDIR) 2>/dev/null)
 
 
 # Listing of phony targets.
-.PHONY : all showliboptions showtarget begin       \
-finish end sizebefore sizeafter gccversion build   \
-elf hex eep lss sym coff extcoff program dfu flip  \
-flip-ee dfu-ee clean debug clean_list clean_binary \
-clean_doxygen gdb-config doxygen
\ No newline at end of file
+.PHONY : all begin finish end sizebefore sizeafter gccversion \
+build elf hex eep lss sym coff extcoff doxygen clean          \
+clean_list clean_doxygen program dfu flip flip-ee dfu-ee      \
+debug gdb-config
diff --git a/Projects/Magstripe/Magstripe.txt b/Projects/Magstripe/Magstripe.txt
index 931111243..29258ed49 100644
--- a/Projects/Magstripe/Magstripe.txt
+++ b/Projects/Magstripe/Magstripe.txt
@@ -112,52 +112,52 @@
  *   </tr>
  *   <tr>
  *    <td>MAG_T1_CLOCK</td>
- *    <td>Makefile CDEFS</td>
+ *    <td>Makefile LUFA_OPTS</td>
  *    <td>Mask for the magnetic card reader's CLOCK line for the reader's track 1 output.</td>
  *   </tr>
  *   <tr>
  *    <td>MAG_T1_DATA</td>
- *    <td>Makefile CDEFS</td>
+ *    <td>Makefile LUFA_OPTS</td>
  *    <td>Mask for the magnetic card reader's DATA line for the reader's track 1 output.</td>
  *   </tr>
  *   <tr>
  *    <td>MAG_T2_CLOCK</td>
- *    <td>Makefile CDEFS</td>
+ *    <td>Makefile LUFA_OPTS</td>
  *    <td>Mask for the magnetic card reader's CLOCK line for the reader's track 2 output.</td>
  *   </tr>
  *   <tr>
  *    <td>MAG_T2_DATA</td>
- *    <td>Makefile CDEFS</td>
+ *    <td>Makefile LUFA_OPTS</td>
  *    <td>Mask for the magnetic card reader's DATA line for the reader's track 2 output.</td>
  *   </tr>
  *   <tr>
  *    <td>MAG_T3_CLOCK</td>
- *    <td>Makefile CDEFS</td>
+ *    <td>Makefile LUFA_OPTS</td>
  *    <td>Mask for the magnetic card reader's CLOCK line for the reader's track 3 output.</td>
  *   </tr>
  *   <tr>
  *    <td>MAG_T3_DATA</td>
- *    <td>Makefile CDEFS</td>
+ *    <td>Makefile LUFA_OPTS</td>
  *    <td>Mask for the magnetic card reader's DATA line for the reader's track 3 output.</td>
  *   </tr>
  *   <tr>
  *    <td>MAG_CARDPRESENT</td>
- *    <td>Makefile CDEFS</td>
+ *    <td>Makefile LUFA_OPTS</td>
  *    <td>Mask for the magnetic card reader's card detection output.</td>
  *   </tr>
  *   <tr>
  *    <td>MAG_PIN</td>
- *    <td>Makefile CDEFS</td>
+ *    <td>Makefile LUFA_OPTS</td>
  *    <td>PIN register that the magnetic card reader device is attached to.</td>
  *   </tr>
  *   <tr>
  *    <td>MAG_PORT</td>
- *    <td>Makefile CDEFS</td>
+ *    <td>Makefile LUFA_OPTS</td>
  *    <td>PORT register that the magnetic card reader device is attached to.</td>
  *   </tr>
  *   <tr>
  *    <td>MAG_DDR</td>
- *    <td>Makefile CDEFS</td>
+ *    <td>Makefile LUFA_OPTS</td>
  *    <td>DDR register that the magnetic card reader device is attached to.</td>
  *   </tr>
  *  </table>
diff --git a/Projects/Magstripe/makefile b/Projects/Magstripe/makefile
index 559dbcff1..60fa362a2 100644
--- a/Projects/Magstripe/makefile
+++ b/Projects/Magstripe/makefile
@@ -115,31 +115,35 @@ OBJDIR = .
 LUFA_PATH = ../..
 
 
-# LUFA library compile-time options
+# LUFA library compile-time options and predefined tokens
 LUFA_OPTS  = -D USB_DEVICE_ONLY
 LUFA_OPTS += -D FIXED_CONTROL_ENDPOINT_SIZE=8
 LUFA_OPTS += -D FIXED_NUM_CONFIGURATIONS=1
 LUFA_OPTS += -D USE_FLASH_DESCRIPTORS
 LUFA_OPTS += -D USE_STATIC_OPTIONS="(USB_DEVICE_OPT_FULLSPEED | USB_OPT_REG_ENABLED | USB_OPT_AUTO_PLL)"
 
+LUFA_OPTS += -D MAG_T1_CLOCK="(1 << 0)"
+LUFA_OPTS += -D MAG_T1_DATA="(1 << 1)"
+LUFA_OPTS += -D MAG_T2_CLOCK="(1 << 2)"
+LUFA_OPTS += -D MAG_T2_DATA="(1 << 3)"
+LUFA_OPTS += -D MAG_T3_CLOCK="(1 << 4)"
+LUFA_OPTS += -D MAG_T3_DATA="(1 << 5)"
+LUFA_OPTS += -D MAG_CARDPRESENT="(1 << 6)"
+LUFA_OPTS += -D MAG_PIN=PINB
+LUFA_OPTS += -D MAG_DDR=DDRB
+LUFA_OPTS += -D MAG_PORT=PORTB
+
+
+# Create the LUFA source path variables by including the LUFA root makefile
+include $(LUFA_PATH)/LUFA/makefile
+
 
 # List C source files here. (C dependencies are automatically generated.)
 SRC = $(TARGET).c                                                 \
 	  Descriptors.c                                               \
 	  Lib/CircularBitBuffer.c                                     \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/DevChapter9.c        \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Device.c             \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Endpoint.c           \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Host.c               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/HostChapter9.c       \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/LowLevel.c           \
- 	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Pipe.c               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/USBInterrupt.c       \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/ConfigDescriptor.c  \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/Events.c            \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/USBTask.c           \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/Class/Device/HID.c            \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/Class/Host/HID.c              \
+	  $(LUFA_SRC_USB)                                             \
+	  $(LUFA_SRC_USBCLASS)
 
 
 # List C++ source files here. (C dependencies are automatically generated.)
@@ -185,24 +189,23 @@ CSTANDARD = -std=c99
 
 
 # Place -D or -U options here for C sources
-CDEFS  = -DF_CPU=$(F_CPU)UL -DF_CLOCK=$(F_CLOCK)UL -DBOARD=BOARD_$(BOARD) $(LUFA_OPTS)
-CDEFS += -DMAG_T1_CLOCK="(1 << 0)"
-CDEFS += -DMAG_T1_DATA="(1 << 1)"
-CDEFS += -DMAG_T2_CLOCK="(1 << 2)"
-CDEFS += -DMAG_T2_DATA="(1 << 3)"
-CDEFS += -DMAG_T3_CLOCK="(1 << 4)"
-CDEFS += -DMAG_T3_DATA="(1 << 5)"
-CDEFS += -DMAG_CARDPRESENT="(1 << 6)"
-CDEFS += -DMAG_PIN=PINB
-CDEFS += -DMAG_DDR=DDRB
-CDEFS += -DMAG_PORT=PORTB
+CDEFS  = -DF_CPU=$(F_CPU)UL
+CDEFS += -DF_CLOCK=$(F_CLOCK)UL
+CDEFS += -DBOARD=BOARD_$(BOARD)
+CDEFS += $(LUFA_OPTS)
 
-# Place -D or -U options here for ASM sources
-ADEFS = -DF_CPU=$(F_CPU)
 
+# Place -D or -U options here for ASM sources
+ADEFS  = -DF_CPU=$(F_CPU)
+ADEFS += -DF_CLOCK=$(F_CLOCK)UL
+ADEFS += -DBOARD=BOARD_$(BOARD)
+ADEFS += $(LUFA_OPTS)
 
 # Place -D or -U options here for C++ sources
-CPPDEFS = -DF_CPU=$(F_CPU)UL
+CPPDEFS  = -DF_CPU=$(F_CPU)UL
+CPPDEFS += -DF_CLOCK=$(F_CLOCK)UL
+CPPDEFS += -DBOARD=BOARD_$(BOARD)
+CPPDEFS += $(LUFA_OPTS)
 #CPPDEFS += -D__STDC_LIMIT_MACROS
 #CPPDEFS += -D__STDC_CONSTANT_MACROS
 
@@ -227,8 +230,9 @@ CFLAGS += -fshort-enums
 CFLAGS += -fno-strict-aliasing
 CFLAGS += -Wall
 CFLAGS += -Wstrict-prototypes
-CFLAGS += -Wundef
+#CFLAGS += -mshort-calls
 #CFLAGS += -fno-unit-at-a-time
+#CFLAGS += -Wundef
 #CFLAGS += -Wunreachable-code
 #CFLAGS += -Wsign-compare
 CFLAGS += -Wa,-adhlns=$(<:%.c=$(OBJDIR)/%.lst)
@@ -252,7 +256,7 @@ CPPFLAGS += -fpack-struct
 CPPFLAGS += -fshort-enums
 CPPFLAGS += -fno-exceptions
 CPPFLAGS += -Wall
-CFLAGS += -Wundef
+CPPFLAGS += -Wundef
 #CPPFLAGS += -mshort-calls
 #CPPFLAGS += -fno-unit-at-a-time
 #CPPFLAGS += -Wstrict-prototypes
@@ -329,7 +333,7 @@ EXTMEMOPTS =
 #  -Wl,...:     tell GCC to pass this to linker.
 #    -Map:      create map file
 #    --cref:    add cross reference to  map file
-LDFLAGS = -Wl,-Map=$(TARGET).map,--cref
+LDFLAGS  = -Wl,-Map=$(TARGET).map,--cref
 LDFLAGS += -Wl,--relax 
 LDFLAGS += -Wl,--gc-sections
 LDFLAGS += $(EXTMEMOPTS)
@@ -341,9 +345,7 @@ LDFLAGS += $(PRINTF_LIB) $(SCANF_LIB) $(MATH_LIB)
 
 #---------------- Programming Options (avrdude) ----------------
 
-# Programming hardware: alf avr910 avrisp bascom bsd 
-# dt006 pavr picoweb pony-stk200 sp12 stk200 stk500
-#
+# Programming hardware
 # Type: avrdude -c ?
 # to get a full listing.
 #
@@ -423,6 +425,7 @@ REMOVEDIR = rm -rf
 COPY = cp
 WINSHELL = cmd
 
+
 # Define Messages
 # English
 MSG_ERRORS_NONE = Errors: none
@@ -468,7 +471,7 @@ ALL_ASFLAGS = -mmcu=$(MCU) -I. -x assembler-with-cpp $(ASFLAGS)
 
 
 # Default target.
-all: begin gccversion sizebefore build showliboptions showtarget sizeafter end
+all: begin gccversion sizebefore build sizeafter end
 
 # Change the build target to build a HEX file or a library.
 build: elf hex eep lss sym
@@ -499,9 +502,7 @@ end:
 
 # Display size of file.
 HEXSIZE = $(SIZE) --target=$(FORMAT) $(TARGET).hex
-ELFSIZE = $(SIZE) $(MCU_FLAG) $(FORMAT_FLAG) $(TARGET).elf
-MCU_FLAG = $(shell $(SIZE) --help | grep -- --mcu > /dev/null && echo --mcu=$(MCU) )
-FORMAT_FLAG = $(shell $(SIZE) --help | grep -- --format=.*avr > /dev/null && echo --format=avr )
+ELFSIZE = $(SIZE) --mcu=$(MCU) --format=avr $(TARGET).elf
 
 sizebefore:
 	@if test -f $(TARGET).elf; then echo; echo $(MSG_SIZE_BEFORE); $(ELFSIZE); \
@@ -511,22 +512,7 @@ sizeafter:
 	@if test -f $(TARGET).elf; then echo; echo $(MSG_SIZE_AFTER); $(ELFSIZE); \
 	2>/dev/null; echo; fi
 
-showliboptions:
-	@echo
-	@echo ---- Compile Time Library Options ----
-	@for i in $(LUFA_OPTS:-D%=%); do \
-		echo $$i; \
-	done
-	@echo --------------------------------------
 
-showtarget:
-	@echo
-	@echo --------- Target Information ---------
-	@echo AVR Model: $(MCU)
-	@echo Board:     $(BOARD)
-	@echo Clock:     $(F_CPU)Hz CPU, $(F_CLOCK)Hz Master
-	@echo --------------------------------------
-	
 
 # Display compiler version information.
 gccversion : 
@@ -616,7 +602,7 @@ extcoff: $(TARGET).elf
 %.hex: %.elf
 	@echo
 	@echo $(MSG_FLASH) $@
-	$(OBJCOPY) -O $(FORMAT) -R .eeprom $< $@
+	$(OBJCOPY) -O $(FORMAT) -R .eeprom -R .fuse -R .lock $< $@
 
 %.eep: %.elf
 	@echo
@@ -628,7 +614,7 @@ extcoff: $(TARGET).elf
 %.lss: %.elf
 	@echo
 	@echo $(MSG_EXTENDED_LISTING) $@
-	$(OBJDUMP) -h -z -S $< > $@
+	$(OBJDUMP) -h -S -z $< > $@
 
 # Create a symbol table from ELF output file.
 %.sym: %.elf
@@ -690,18 +676,16 @@ $(OBJDIR)/%.o : %.S
 # Create preprocessed source for use in sending a bug report.
 %.i : %.c
 	$(CC) -E -mmcu=$(MCU) -I. $(CFLAGS) $< -o $@ 
-	
+
 
 # Target: clean project.
-clean: begin clean_list clean_binary end
+clean: begin clean_list end
 
-clean_binary:
-	$(REMOVE) $(TARGET).hex
-	
-clean_list:
+clean_list :
+	@echo
 	@echo $(MSG_CLEANING)
+	$(REMOVE) $(TARGET).hex
 	$(REMOVE) $(TARGET).eep
-	$(REMOVE) $(TARGET)eep.hex
 	$(REMOVE) $(TARGET).cof
 	$(REMOVE) $(TARGET).elf
 	$(REMOVE) $(TARGET).map
@@ -712,7 +696,6 @@ clean_list:
 	$(REMOVE) $(SRC:.c=.s)
 	$(REMOVE) $(SRC:.c=.d)
 	$(REMOVE) $(SRC:.c=.i)
-	$(REMOVE) InvalidEvents.tmp
 	$(REMOVEDIR) .dep
 
 doxygen:
@@ -732,8 +715,7 @@ $(shell mkdir $(OBJDIR) 2>/dev/null)
 
 
 # Listing of phony targets.
-.PHONY : all showliboptions showtarget begin       \
-finish end sizebefore sizeafter gccversion build   \
-elf hex eep lss sym coff extcoff program dfu flip  \
-flip-ee dfu-ee clean debug clean_list clean_binary \
-clean_doxygen gdb-config doxygen
\ No newline at end of file
+.PHONY : all begin finish end sizebefore sizeafter gccversion \
+build elf hex eep lss sym coff extcoff doxygen clean          \
+clean_list clean_doxygen program dfu flip flip-ee dfu-ee      \
+debug gdb-config
diff --git a/Projects/MissileLauncher/makefile b/Projects/MissileLauncher/makefile
index 5cb6f3b04..1a7ab81e4 100644
--- a/Projects/MissileLauncher/makefile
+++ b/Projects/MissileLauncher/makefile
@@ -115,29 +115,20 @@ OBJDIR = .
 LUFA_PATH = ../..
 
 
-# LUFA library compile-time options
-LUFA_OPTS  = -D NO_STREAM_CALLBACKS
-LUFA_OPTS += -D USB_HOST_ONLY
+# LUFA library compile-time options and predefined tokens
+LUFA_OPTS  = -D USB_HOST_ONLY
 LUFA_OPTS += -D USE_STATIC_OPTIONS="(USB_OPT_REG_ENABLED | USB_OPT_AUTO_PLL)"
+LUFA_OPTS += -D NO_STREAM_CALLBACKS
+
+
+# Create the LUFA source path variables by including the LUFA root makefile
+include $(LUFA_PATH)/LUFA/makefile
 
 
 # List C source files here. (C dependencies are automatically generated.)
 SRC = $(TARGET).c                                                 \
 	  ConfigDescriptor.c                                          \
-	  $(LUFA_PATH)/LUFA/Drivers/Peripheral/SerialStream.c         \
-	  $(LUFA_PATH)/LUFA/Drivers/Peripheral/Serial.c               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/DevChapter9.c        \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Device.c             \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Endpoint.c           \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Host.c               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/HostChapter9.c       \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/LowLevel.c           \
- 	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Pipe.c               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/USBInterrupt.c       \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/ConfigDescriptor.c  \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/Events.c            \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/USBTask.c           \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/Class/Host/HIDParser.c        \
+	  $(LUFA_SRC_USB)
 
 
 # List C++ source files here. (C dependencies are automatically generated.)
@@ -183,15 +174,23 @@ CSTANDARD = -std=c99
 
 
 # Place -D or -U options here for C sources
-CDEFS  = -DF_CPU=$(F_CPU)UL -DF_CLOCK=$(F_CLOCK)UL -DBOARD=BOARD_$(BOARD) $(LUFA_OPTS)
+CDEFS  = -DF_CPU=$(F_CPU)UL
+CDEFS += -DF_CLOCK=$(F_CLOCK)UL
+CDEFS += -DBOARD=BOARD_$(BOARD)
+CDEFS += $(LUFA_OPTS)
 
 
 # Place -D or -U options here for ASM sources
-ADEFS = -DF_CPU=$(F_CPU)
-
+ADEFS  = -DF_CPU=$(F_CPU)
+ADEFS += -DF_CLOCK=$(F_CLOCK)UL
+ADEFS += -DBOARD=BOARD_$(BOARD)
+ADEFS += $(LUFA_OPTS)
 
 # Place -D or -U options here for C++ sources
-CPPDEFS = -DF_CPU=$(F_CPU)UL
+CPPDEFS  = -DF_CPU=$(F_CPU)UL
+CPPDEFS += -DF_CLOCK=$(F_CLOCK)UL
+CPPDEFS += -DBOARD=BOARD_$(BOARD)
+CPPDEFS += $(LUFA_OPTS)
 #CPPDEFS += -D__STDC_LIMIT_MACROS
 #CPPDEFS += -D__STDC_CONSTANT_MACROS
 
@@ -216,8 +215,9 @@ CFLAGS += -fshort-enums
 CFLAGS += -fno-strict-aliasing
 CFLAGS += -Wall
 CFLAGS += -Wstrict-prototypes
-CFLAGS += -Wundef
+#CFLAGS += -mshort-calls
 #CFLAGS += -fno-unit-at-a-time
+#CFLAGS += -Wundef
 #CFLAGS += -Wunreachable-code
 #CFLAGS += -Wsign-compare
 CFLAGS += -Wa,-adhlns=$(<:%.c=$(OBJDIR)/%.lst)
@@ -241,7 +241,7 @@ CPPFLAGS += -fpack-struct
 CPPFLAGS += -fshort-enums
 CPPFLAGS += -fno-exceptions
 CPPFLAGS += -Wall
-CFLAGS += -Wundef
+CPPFLAGS += -Wundef
 #CPPFLAGS += -mshort-calls
 #CPPFLAGS += -fno-unit-at-a-time
 #CPPFLAGS += -Wstrict-prototypes
@@ -318,7 +318,7 @@ EXTMEMOPTS =
 #  -Wl,...:     tell GCC to pass this to linker.
 #    -Map:      create map file
 #    --cref:    add cross reference to  map file
-LDFLAGS = -Wl,-Map=$(TARGET).map,--cref
+LDFLAGS  = -Wl,-Map=$(TARGET).map,--cref
 LDFLAGS += -Wl,--relax 
 LDFLAGS += -Wl,--gc-sections
 LDFLAGS += $(EXTMEMOPTS)
@@ -330,9 +330,7 @@ LDFLAGS += $(PRINTF_LIB) $(SCANF_LIB) $(MATH_LIB)
 
 #---------------- Programming Options (avrdude) ----------------
 
-# Programming hardware: alf avr910 avrisp bascom bsd 
-# dt006 pavr picoweb pony-stk200 sp12 stk200 stk500
-#
+# Programming hardware
 # Type: avrdude -c ?
 # to get a full listing.
 #
@@ -412,6 +410,7 @@ REMOVEDIR = rm -rf
 COPY = cp
 WINSHELL = cmd
 
+
 # Define Messages
 # English
 MSG_ERRORS_NONE = Errors: none
@@ -457,7 +456,7 @@ ALL_ASFLAGS = -mmcu=$(MCU) -I. -x assembler-with-cpp $(ASFLAGS)
 
 
 # Default target.
-all: begin gccversion sizebefore build showliboptions showtarget sizeafter end
+all: begin gccversion sizebefore build sizeafter end
 
 # Change the build target to build a HEX file or a library.
 build: elf hex eep lss sym
@@ -488,9 +487,7 @@ end:
 
 # Display size of file.
 HEXSIZE = $(SIZE) --target=$(FORMAT) $(TARGET).hex
-ELFSIZE = $(SIZE) $(MCU_FLAG) $(FORMAT_FLAG) $(TARGET).elf
-MCU_FLAG = $(shell $(SIZE) --help | grep -- --mcu > /dev/null && echo --mcu=$(MCU) )
-FORMAT_FLAG = $(shell $(SIZE) --help | grep -- --format=.*avr > /dev/null && echo --format=avr )
+ELFSIZE = $(SIZE) --mcu=$(MCU) --format=avr $(TARGET).elf
 
 sizebefore:
 	@if test -f $(TARGET).elf; then echo; echo $(MSG_SIZE_BEFORE); $(ELFSIZE); \
@@ -500,22 +497,7 @@ sizeafter:
 	@if test -f $(TARGET).elf; then echo; echo $(MSG_SIZE_AFTER); $(ELFSIZE); \
 	2>/dev/null; echo; fi
 
-showliboptions:
-	@echo
-	@echo ---- Compile Time Library Options ----
-	@for i in $(LUFA_OPTS:-D%=%); do \
-		echo $$i; \
-	done
-	@echo --------------------------------------
 
-showtarget:
-	@echo
-	@echo --------- Target Information ---------
-	@echo AVR Model: $(MCU)
-	@echo Board:     $(BOARD)
-	@echo Clock:     $(F_CPU)Hz CPU, $(F_CLOCK)Hz Master
-	@echo --------------------------------------
-	
 
 # Display compiler version information.
 gccversion : 
@@ -605,7 +587,7 @@ extcoff: $(TARGET).elf
 %.hex: %.elf
 	@echo
 	@echo $(MSG_FLASH) $@
-	$(OBJCOPY) -O $(FORMAT) -R .eeprom $< $@
+	$(OBJCOPY) -O $(FORMAT) -R .eeprom -R .fuse -R .lock $< $@
 
 %.eep: %.elf
 	@echo
@@ -617,7 +599,7 @@ extcoff: $(TARGET).elf
 %.lss: %.elf
 	@echo
 	@echo $(MSG_EXTENDED_LISTING) $@
-	$(OBJDUMP) -h -z -S $< > $@
+	$(OBJDUMP) -h -S -z $< > $@
 
 # Create a symbol table from ELF output file.
 %.sym: %.elf
@@ -679,18 +661,16 @@ $(OBJDIR)/%.o : %.S
 # Create preprocessed source for use in sending a bug report.
 %.i : %.c
 	$(CC) -E -mmcu=$(MCU) -I. $(CFLAGS) $< -o $@ 
-	
+
 
 # Target: clean project.
-clean: begin clean_list clean_binary end
+clean: begin clean_list end
 
-clean_binary:
-	$(REMOVE) $(TARGET).hex
-	
-clean_list:
+clean_list :
+	@echo
 	@echo $(MSG_CLEANING)
+	$(REMOVE) $(TARGET).hex
 	$(REMOVE) $(TARGET).eep
-	$(REMOVE) $(TARGET)eep.hex
 	$(REMOVE) $(TARGET).cof
 	$(REMOVE) $(TARGET).elf
 	$(REMOVE) $(TARGET).map
@@ -701,7 +681,6 @@ clean_list:
 	$(REMOVE) $(SRC:.c=.s)
 	$(REMOVE) $(SRC:.c=.d)
 	$(REMOVE) $(SRC:.c=.i)
-	$(REMOVE) InvalidEvents.tmp
 	$(REMOVEDIR) .dep
 
 doxygen:
@@ -721,8 +700,7 @@ $(shell mkdir $(OBJDIR) 2>/dev/null)
 
 
 # Listing of phony targets.
-.PHONY : all showliboptions showtarget begin       \
-finish end sizebefore sizeafter gccversion build   \
-elf hex eep lss sym coff extcoff program dfu flip  \
-flip-ee dfu-ee clean debug clean_list clean_binary \
-clean_doxygen gdb-config doxygen
\ No newline at end of file
+.PHONY : all begin finish end sizebefore sizeafter gccversion \
+build elf hex eep lss sym coff extcoff doxygen clean          \
+clean_list clean_doxygen program dfu flip flip-ee dfu-ee      \
+debug gdb-config
diff --git a/Projects/RelayBoard/makefile b/Projects/RelayBoard/makefile
index 7c0df3e6b..6f3d08efd 100644
--- a/Projects/RelayBoard/makefile
+++ b/Projects/RelayBoard/makefile
@@ -47,7 +47,7 @@
 # make doxygen = Generate DoxyGen documentation for the project (must have
 #                DoxyGen installed)
 #
-# make debug = Start either simulavr or avarice as specified for debugging,
+# make debug = Start either simulavr or avarice as specified for debugging, 
 #              with avr-gdb or avr-insight as the front end for debugging.
 #
 # make filename.s = Just compile filename.c into the assembler code only.
@@ -60,18 +60,18 @@
 
 
 # MCU name
-MCU = at90usb1286
+MCU = at90usb1287
 
 
 # Target board (see library "Board Types" documentation, NONE for projects not requiring
-# LUFA board drivers). If USER is selected, put custom board drivers in a directory called
+# LUFA board drivers). If USER is selected, put custom board drivers in a directory called 
 # "Board" inside the application directory.
-BOARD  = TEENSY
+BOARD  = USBKEY
 
 
 # Processor frequency.
-#     This will define a symbol, F_CPU, in all source code files equal to the
-#     processor frequency in Hz. You can then use this symbol in your source code to
+#     This will define a symbol, F_CPU, in all source code files equal to the 
+#     processor frequency in Hz. You can then use this symbol in your source code to 
 #     calculate timings. Do NOT tack on a 'UL' at the end, this will be done
 #     automatically to create a 32-bit value in your source code.
 #
@@ -80,11 +80,11 @@ BOARD  = TEENSY
 #     does not *change* the processor frequency - it should merely be updated to
 #     reflect the processor speed set externally so that the code can use accurate
 #     software delays.
-F_CPU = 16000000
+F_CPU = 8000000
 
 
 # Input clock frequency.
-#     This will define a symbol, F_CLOCK, in all source code files equal to the
+#     This will define a symbol, F_CLOCK, in all source code files equal to the 
 #     input clock frequency (before any prescaling is performed) in Hz. This value may
 #     differ from F_CPU if prescaling is used on the latter, and is required as the
 #     raw input clock is fed directly to the PLL sections of the AVR for high speed
@@ -115,33 +115,27 @@ OBJDIR = .
 LUFA_PATH = ../..
 
 
-# LUFA library compile-time options
+# LUFA library compile-time options and predefined tokens
 LUFA_OPTS  = -D USB_DEVICE_ONLY
 LUFA_OPTS += -D FIXED_CONTROL_ENDPOINT_SIZE=8
-LUFA_OPTS += -D CONTROL_ONLY_DEVICE
 LUFA_OPTS += -D FIXED_NUM_CONFIGURATIONS=1
+LUFA_OPTS += -D CONTROL_ONLY_DEVICE
 LUFA_OPTS += -D USE_FLASH_DESCRIPTORS
 LUFA_OPTS += -D USE_STATIC_OPTIONS="(USB_DEVICE_OPT_FULLSPEED | USB_OPT_REG_ENABLED | USB_OPT_AUTO_PLL)"
 
 
+# Create the LUFA source path variables by including the LUFA root makefile
+include $(LUFA_PATH)/LUFA/makefile
+
+
 # List C source files here. (C dependencies are automatically generated.)
 SRC = $(TARGET).c                                                 \
 	  Descriptors.c                                               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/DevChapter9.c        \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Device.c             \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Endpoint.c           \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Host.c               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/HostChapter9.c       \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/LowLevel.c           \
- 	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Pipe.c               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/USBInterrupt.c       \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/ConfigDescriptor.c  \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/Events.c            \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/USBTask.c           \
+	  $(LUFA_SRC_USB)
 
 
 # List C++ source files here. (C dependencies are automatically generated.)
-CPPSRC =
+CPPSRC = 
 
 
 # List Assembler source files here.
@@ -154,7 +148,7 @@ CPPSRC =
 ASRC =
 
 
-# Optimization level, can be [0, 1, 2, 3, s].
+# Optimization level, can be [0, 1, 2, 3, s]. 
 #     0 = turn off optimization. s = optimize for size.
 #     (Note: 3 is not always the best optimization level. See avr-libc FAQ.)
 OPT = s
@@ -183,14 +177,23 @@ CSTANDARD = -std=c99
 
 
 # Place -D or -U options here for C sources
-CDEFS  = -DF_CPU=$(F_CPU)UL -DF_CLOCK=$(F_CLOCK)UL -DBOARD=BOARD_$(BOARD) $(LUFA_OPTS)
+CDEFS  = -DF_CPU=$(F_CPU)UL
+CDEFS += -DF_CLOCK=$(F_CLOCK)UL
+CDEFS += -DBOARD=BOARD_$(BOARD)
+CDEFS += $(LUFA_OPTS)
 
-# Place -D or -U options here for ASM sources
-ADEFS = -DF_CPU=$(F_CPU)
 
+# Place -D or -U options here for ASM sources
+ADEFS  = -DF_CPU=$(F_CPU)
+ADEFS += -DF_CLOCK=$(F_CLOCK)UL
+ADEFS += -DBOARD=BOARD_$(BOARD)
+ADEFS += $(LUFA_OPTS)
 
 # Place -D or -U options here for C++ sources
-CPPDEFS = -DF_CPU=$(F_CPU)UL
+CPPDEFS  = -DF_CPU=$(F_CPU)UL
+CPPDEFS += -DF_CLOCK=$(F_CLOCK)UL
+CPPDEFS += -DBOARD=BOARD_$(BOARD)
+CPPDEFS += $(LUFA_OPTS)
 #CPPDEFS += -D__STDC_LIMIT_MACROS
 #CPPDEFS += -D__STDC_CONSTANT_MACROS
 
@@ -215,8 +218,9 @@ CFLAGS += -fshort-enums
 CFLAGS += -fno-strict-aliasing
 CFLAGS += -Wall
 CFLAGS += -Wstrict-prototypes
-CFLAGS += -Wundef
+#CFLAGS += -mshort-calls
 #CFLAGS += -fno-unit-at-a-time
+#CFLAGS += -Wundef
 #CFLAGS += -Wunreachable-code
 #CFLAGS += -Wsign-compare
 CFLAGS += -Wa,-adhlns=$(<:%.c=$(OBJDIR)/%.lst)
@@ -240,7 +244,7 @@ CPPFLAGS += -fpack-struct
 CPPFLAGS += -fshort-enums
 CPPFLAGS += -fno-exceptions
 CPPFLAGS += -Wall
-CFLAGS += -Wundef
+CPPFLAGS += -Wundef
 #CPPFLAGS += -mshort-calls
 #CPPFLAGS += -fno-unit-at-a-time
 #CPPFLAGS += -Wstrict-prototypes
@@ -258,7 +262,7 @@ CPPFLAGS += $(patsubst %,-I%,$(EXTRAINCDIRS))
 #             for use in COFF files, additional information about filenames
 #             and function names needs to be present in the assembler source
 #             files -- see avr-libc docs [FIXME: not yet described there]
-#  -listing-cont-lines: Sets the maximum number of continuation lines of hex
+#  -listing-cont-lines: Sets the maximum number of continuation lines of hex 
 #       dump that will be displayed for a given single line of source input.
 ASFLAGS = $(ADEFS) -Wa,-adhlns=$(<:%.S=$(OBJDIR)/%.lst),-gstabs,--listing-cont-lines=100
 
@@ -271,7 +275,7 @@ PRINTF_LIB_MIN = -Wl,-u,vfprintf -lprintf_min
 PRINTF_LIB_FLOAT = -Wl,-u,vfprintf -lprintf_flt
 
 # If this is left blank, then it will use the Standard printf version.
-PRINTF_LIB =
+PRINTF_LIB = 
 #PRINTF_LIB = $(PRINTF_LIB_MIN)
 #PRINTF_LIB = $(PRINTF_LIB_FLOAT)
 
@@ -283,7 +287,7 @@ SCANF_LIB_MIN = -Wl,-u,vfscanf -lscanf_min
 SCANF_LIB_FLOAT = -Wl,-u,vfscanf -lscanf_flt
 
 # If this is left blank, then it will use the Standard scanf version.
-SCANF_LIB =
+SCANF_LIB = 
 #SCANF_LIB = $(SCANF_LIB_MIN)
 #SCANF_LIB = $(SCANF_LIB_FLOAT)
 
@@ -295,7 +299,7 @@ MATH_LIB = -lm
 #     Each directory must be seperated by a space.
 #     Use forward slashes for directory separators.
 #     For a directory that has spaces, enclose it in quotes.
-EXTRALIBDIRS =
+EXTRALIBDIRS = 
 
 
 
@@ -317,8 +321,8 @@ EXTMEMOPTS =
 #  -Wl,...:     tell GCC to pass this to linker.
 #    -Map:      create map file
 #    --cref:    add cross reference to  map file
-LDFLAGS = -Wl,-Map=$(TARGET).map,--cref
-LDFLAGS += -Wl,--relax
+LDFLAGS  = -Wl,-Map=$(TARGET).map,--cref
+LDFLAGS += -Wl,--relax 
 LDFLAGS += -Wl,--gc-sections
 LDFLAGS += $(EXTMEMOPTS)
 LDFLAGS += $(patsubst %,-L%,$(EXTRALIBDIRS))
@@ -329,9 +333,7 @@ LDFLAGS += $(PRINTF_LIB) $(SCANF_LIB) $(MATH_LIB)
 
 #---------------- Programming Options (avrdude) ----------------
 
-# Programming hardware: alf avr910 avrisp bascom bsd
-# dt006 pavr picoweb pony-stk200 sp12 stk200 stk500
-#
+# Programming hardware
 # Type: avrdude -c ?
 # to get a full listing.
 #
@@ -354,7 +356,7 @@ AVRDUDE_WRITE_FLASH = -U flash:w:$(TARGET).hex
 #AVRDUDE_NO_VERIFY = -V
 
 # Increase verbosity level.  Please use this when submitting bug
-# reports about avrdude. See <http://savannah.nongnu.org/projects/avrdude>
+# reports about avrdude. See <http://savannah.nongnu.org/projects/avrdude> 
 # to submit bug reports.
 #AVRDUDE_VERBOSE = -v -v
 
@@ -388,7 +390,7 @@ JTAG_DEV = /dev/com1
 DEBUG_PORT = 4242
 
 # Debugging host used to communicate between GDB / avarice / simulavr, normally
-#     just set to localhost unless doing some sort of crazy debugging when
+#     just set to localhost unless doing some sort of crazy debugging when 
 #     avarice is running on a different computer.
 DEBUG_HOST = localhost
 
@@ -411,12 +413,13 @@ REMOVEDIR = rm -rf
 COPY = cp
 WINSHELL = cmd
 
+
 # Define Messages
 # English
 MSG_ERRORS_NONE = Errors: none
 MSG_BEGIN = -------- begin --------
 MSG_END = --------  end  --------
-MSG_SIZE_BEFORE = Size before:
+MSG_SIZE_BEFORE = Size before: 
 MSG_SIZE_AFTER = Size after:
 MSG_COFF = Converting to AVR COFF:
 MSG_EXTENDED_COFF = Converting to AVR Extended COFF:
@@ -435,10 +438,10 @@ MSG_CREATING_LIBRARY = Creating library:
 
 
 # Define all object files.
-OBJ = $(SRC:%.c=$(OBJDIR)/%.o) $(CPPSRC:%.cpp=$(OBJDIR)/%.o) $(ASRC:%.S=$(OBJDIR)/%.o)
+OBJ = $(SRC:%.c=$(OBJDIR)/%.o) $(CPPSRC:%.cpp=$(OBJDIR)/%.o) $(ASRC:%.S=$(OBJDIR)/%.o) 
 
 # Define all listing files.
-LST = $(SRC:%.c=$(OBJDIR)/%.lst) $(CPPSRC:%.cpp=$(OBJDIR)/%.lst) $(ASRC:%.S=$(OBJDIR)/%.lst)
+LST = $(SRC:%.c=$(OBJDIR)/%.lst) $(CPPSRC:%.cpp=$(OBJDIR)/%.lst) $(ASRC:%.S=$(OBJDIR)/%.lst) 
 
 
 # Compiler flags to generate dependency files.
@@ -456,7 +459,7 @@ ALL_ASFLAGS = -mmcu=$(MCU) -I. -x assembler-with-cpp $(ASFLAGS)
 
 
 # Default target.
-all: begin gccversion sizebefore build showliboptions showtarget sizeafter end
+all: begin gccversion sizebefore build sizeafter end
 
 # Change the build target to build a HEX file or a library.
 build: elf hex eep lss sym
@@ -487,9 +490,7 @@ end:
 
 # Display size of file.
 HEXSIZE = $(SIZE) --target=$(FORMAT) $(TARGET).hex
-ELFSIZE = $(SIZE) $(MCU_FLAG) $(FORMAT_FLAG) $(TARGET).elf
-MCU_FLAG = $(shell $(SIZE) --help | grep -- --mcu > /dev/null && echo --mcu=$(MCU) )
-FORMAT_FLAG = $(shell $(SIZE) --help | grep -- --format=.*avr > /dev/null && echo --format=avr )
+ELFSIZE = $(SIZE) --mcu=$(MCU) --format=avr $(TARGET).elf
 
 sizebefore:
 	@if test -f $(TARGET).elf; then echo; echo $(MSG_SIZE_BEFORE); $(ELFSIZE); \
@@ -499,29 +500,14 @@ sizeafter:
 	@if test -f $(TARGET).elf; then echo; echo $(MSG_SIZE_AFTER); $(ELFSIZE); \
 	2>/dev/null; echo; fi
 
-showliboptions:
-	@echo
-	@echo ---- Compile Time Library Options ----
-	@for i in $(LUFA_OPTS:-D%=%); do \
-		echo $$i; \
-	done
-	@echo --------------------------------------
-
-showtarget:
-	@echo
-	@echo --------- Target Information ---------
-	@echo AVR Model: $(MCU)
-	@echo Board:     $(BOARD)
-	@echo Clock:     $(F_CPU)Hz CPU, $(F_CLOCK)Hz Master
-	@echo --------------------------------------
 
 
 # Display compiler version information.
-gccversion :
+gccversion : 
 	@$(CC) --version
 
 
-# Program the device.
+# Program the device.  
 program: $(TARGET).hex $(TARGET).eep
 	$(AVRDUDE) $(AVRDUDE_FLAGS) $(AVRDUDE_WRITE_FLASH) $(AVRDUDE_WRITE_EEPROM)
 
@@ -548,9 +534,9 @@ dfu-ee: $(TARGET).hex $(TARGET).eep
 
 
 # Generate avr-gdb config/init file which does the following:
-#     define the reset signal, load the target file, connect to target, and set
+#     define the reset signal, load the target file, connect to target, and set 
 #     a breakpoint at main().
-gdb-config:
+gdb-config: 
 	@$(REMOVE) $(GDBINIT_FILE)
 	@echo define reset >> $(GDBINIT_FILE)
 	@echo SIGNAL SIGHUP >> $(GDBINIT_FILE)
@@ -604,7 +590,7 @@ extcoff: $(TARGET).elf
 %.hex: %.elf
 	@echo
 	@echo $(MSG_FLASH) $@
-	$(OBJCOPY) -O $(FORMAT) -R .eeprom $< $@
+	$(OBJCOPY) -O $(FORMAT) -R .eeprom -R .fuse -R .lock $< $@
 
 %.eep: %.elf
 	@echo
@@ -616,7 +602,7 @@ extcoff: $(TARGET).elf
 %.lss: %.elf
 	@echo
 	@echo $(MSG_EXTENDED_LISTING) $@
-	$(OBJDUMP) -h -z -S $< > $@
+	$(OBJDUMP) -h -S -z $< > $@
 
 # Create a symbol table from ELF output file.
 %.sym: %.elf
@@ -648,14 +634,14 @@ extcoff: $(TARGET).elf
 $(OBJDIR)/%.o : %.c
 	@echo
 	@echo $(MSG_COMPILING) $<
-	$(CC) -c $(ALL_CFLAGS) $< -o $@
+	$(CC) -c $(ALL_CFLAGS) $< -o $@ 
 
 
 # Compile: create object files from C++ source files.
 $(OBJDIR)/%.o : %.cpp
 	@echo
 	@echo $(MSG_COMPILING_CPP) $<
-	$(CC) -c $(ALL_CPPFLAGS) $< -o $@
+	$(CC) -c $(ALL_CPPFLAGS) $< -o $@ 
 
 
 # Compile: create assembler files from C source files.
@@ -677,19 +663,17 @@ $(OBJDIR)/%.o : %.S
 
 # Create preprocessed source for use in sending a bug report.
 %.i : %.c
-	$(CC) -E -mmcu=$(MCU) -I. $(CFLAGS) $< -o $@
+	$(CC) -E -mmcu=$(MCU) -I. $(CFLAGS) $< -o $@ 
 
 
 # Target: clean project.
-clean: begin clean_list clean_binary end
+clean: begin clean_list end
 
-clean_binary:
-	$(REMOVE) $(TARGET).hex
-	
-clean_list:
+clean_list :
+	@echo
 	@echo $(MSG_CLEANING)
+	$(REMOVE) $(TARGET).hex
 	$(REMOVE) $(TARGET).eep
-	$(REMOVE) $(TARGET)eep.hex
 	$(REMOVE) $(TARGET).cof
 	$(REMOVE) $(TARGET).elf
 	$(REMOVE) $(TARGET).map
@@ -700,7 +684,6 @@ clean_list:
 	$(REMOVE) $(SRC:.c=.s)
 	$(REMOVE) $(SRC:.c=.d)
 	$(REMOVE) $(SRC:.c=.i)
-	$(REMOVE) InvalidEvents.tmp
 	$(REMOVEDIR) .dep
 
 doxygen:
@@ -720,8 +703,7 @@ $(shell mkdir $(OBJDIR) 2>/dev/null)
 
 
 # Listing of phony targets.
-.PHONY : all showliboptions showtarget begin       \
-finish end sizebefore sizeafter gccversion build   \
-elf hex eep lss sym coff extcoff program dfu flip  \
-flip-ee dfu-ee clean debug clean_list clean_binary \
-clean_doxygen gdb-config doxygen
\ No newline at end of file
+.PHONY : all begin finish end sizebefore sizeafter gccversion \
+build elf hex eep lss sym coff extcoff doxygen clean          \
+clean_list clean_doxygen program dfu flip flip-ee dfu-ee      \
+debug gdb-config
diff --git a/Projects/TempDataLogger/Lib/SCSI.c b/Projects/TempDataLogger/Lib/SCSI.c
index 7bb66d3b6..fb841e34b 100644
--- a/Projects/TempDataLogger/Lib/SCSI.c
+++ b/Projects/TempDataLogger/Lib/SCSI.c
@@ -249,15 +249,9 @@ static void SCSI_Command_Send_Diagnostic(USB_ClassInfo_MS_Device_t* const MSInte
  */
 static void SCSI_Command_ReadWrite_10(USB_ClassInfo_MS_Device_t* const MSInterfaceInfo, const bool IsDataRead)
 {
-	uint32_t BlockAddress;
-	uint16_t TotalBlocks;
-	
-	/* Load in the 32-bit block address (SCSI uses big-endian, so have to reverse the byte order) */
-	BlockAddress = SwapEndian_32(*(uint32_t*)&MSInterfaceInfo->State.CommandBlock.SCSICommandData[2]);
-
-	/* Load in the 16-bit total blocks (SCSI uses big-endian, so have to reverse the byte order) */
-	TotalBlocks  = SwapEndian_16(*(uint16_t*)&MSInterfaceInfo->State.CommandBlock.SCSICommandData[7]);
-	
+	uint32_t BlockAddress = SwapEndian_32(*(uint32_t*)&MSInterfaceInfo->State.CommandBlock.SCSICommandData[2]);
+	uint16_t TotalBlocks  = SwapEndian_16(*(uint16_t*)&MSInterfaceInfo->State.CommandBlock.SCSICommandData[7]);
+		
 	/* Check if the block address is outside the maximum allowable value for the LUN */
 	if (BlockAddress >= VIRTUAL_MEMORY_BLOCKS)
 	{
diff --git a/Projects/TempDataLogger/TemperatureDataLogger.txt b/Projects/TempDataLogger/TemperatureDataLogger.txt
index 136d0385b..d5a44ad6e 100644
--- a/Projects/TempDataLogger/TemperatureDataLogger.txt
+++ b/Projects/TempDataLogger/TemperatureDataLogger.txt
@@ -77,7 +77,7 @@
  *   </tr>
  *   <tr>
  *    <td>DUMMY_RTC</td>
- *    <td>Makefile CDEFS</td>
+ *    <td>Makefile LUFA_OPTS</td>
  *    <td>When a DS1307 RTC chip is not fitted, this token can be defined to make the demo assume a 1/1/1 01:01:01 date/time
  *        stamp at all times, effectively transforming the project into a basic data logger with no specified sample times.</td>
  *   </tr>
diff --git a/Projects/TempDataLogger/makefile b/Projects/TempDataLogger/makefile
index 89e851648..de751dd4c 100644
--- a/Projects/TempDataLogger/makefile
+++ b/Projects/TempDataLogger/makefile
@@ -112,42 +112,36 @@ OBJDIR = .
 
 
 # Path to the LUFA library
-LUFA_PATH = ../../
+LUFA_PATH = ../..
 
 
-# LUFA library compile-time options
+# LUFA library compile-time options and predefined tokens
 LUFA_OPTS  = -D USB_DEVICE_ONLY
 LUFA_OPTS += -D FIXED_CONTROL_ENDPOINT_SIZE=8
 LUFA_OPTS += -D FIXED_NUM_CONFIGURATIONS=1
 LUFA_OPTS += -D USE_FLASH_DESCRIPTORS
 LUFA_OPTS += -D USE_STATIC_OPTIONS="(USB_DEVICE_OPT_FULLSPEED | USB_OPT_REG_ENABLED | USB_OPT_AUTO_PLL)"
 
+#LUFA_OPTS += -D DUMMY_RTC
+
+
+# Create the LUFA source path variables by including the LUFA root makefile
+include $(LUFA_PATH)/LUFA/makefile
+
 
 # List C source files here. (C dependencies are automatically generated.)
 SRC = $(TARGET).c                                                 \
 	  Descriptors.c                                               \
+	  Descriptors.c                                               \
 	  Lib/DataflashManager.c                                      \
 	  Lib/SCSI.c                                                  \
 	  Lib/DS1307.c                                                \
 	  Lib/FATFs/diskio.c                                          \
 	  Lib/FATFs/ff.c                                              \
-	  $(LUFA_PATH)/LUFA/Drivers/Board/Temperature.c               \
-	  $(LUFA_PATH)/LUFA/Drivers/Peripheral/TWI.c                  \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/DevChapter9.c        \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Device.c             \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Endpoint.c           \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Host.c               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/HostChapter9.c       \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/LowLevel.c           \
- 	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Pipe.c               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/USBInterrupt.c       \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/ConfigDescriptor.c  \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/Events.c            \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/USBTask.c           \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/Class/Device/MassStorage.c    \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/Class/Host/MassStorage.c      \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/Class/Device/HID.c            \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/Class/Host/HID.c              \
+	  $(LUFA_SRC_USB)                                             \
+	  $(LUFA_SRC_USBCLASS)                                        \
+	  $(LUFA_SRC_TEMPERATURE)                                     \
+	  $(LUFA_SRC_TWI)
 
 
 # List C++ source files here. (C dependencies are automatically generated.)
@@ -193,17 +187,23 @@ CSTANDARD = -std=c99
 
 
 # Place -D or -U options here for C sources
-CDEFS  = -DF_CPU=$(F_CPU)UL -DF_CLOCK=$(F_CLOCK)UL -DBOARD=BOARD_$(BOARD) $(LUFA_OPTS)
-CDEFS += -DDUMMY_RTC
-CDEFS += -DLOG_WHILE_USB_CONNECTED
+CDEFS  = -DF_CPU=$(F_CPU)UL
+CDEFS += -DF_CLOCK=$(F_CLOCK)UL
+CDEFS += -DBOARD=BOARD_$(BOARD)
+CDEFS += $(LUFA_OPTS)
 
 
 # Place -D or -U options here for ASM sources
-ADEFS = -DF_CPU=$(F_CPU)
-
+ADEFS  = -DF_CPU=$(F_CPU)
+ADEFS += -DF_CLOCK=$(F_CLOCK)UL
+ADEFS += -DBOARD=BOARD_$(BOARD)
+ADEFS += $(LUFA_OPTS)
 
 # Place -D or -U options here for C++ sources
-CPPDEFS = -DF_CPU=$(F_CPU)UL
+CPPDEFS  = -DF_CPU=$(F_CPU)UL
+CPPDEFS += -DF_CLOCK=$(F_CLOCK)UL
+CPPDEFS += -DBOARD=BOARD_$(BOARD)
+CPPDEFS += $(LUFA_OPTS)
 #CPPDEFS += -D__STDC_LIMIT_MACROS
 #CPPDEFS += -D__STDC_CONSTANT_MACROS
 
@@ -228,8 +228,9 @@ CFLAGS += -fshort-enums
 CFLAGS += -fno-strict-aliasing
 CFLAGS += -Wall
 CFLAGS += -Wstrict-prototypes
-CFLAGS += -Wundef
+#CFLAGS += -mshort-calls
 #CFLAGS += -fno-unit-at-a-time
+#CFLAGS += -Wundef
 #CFLAGS += -Wunreachable-code
 #CFLAGS += -Wsign-compare
 CFLAGS += -Wa,-adhlns=$(<:%.c=$(OBJDIR)/%.lst)
@@ -253,7 +254,7 @@ CPPFLAGS += -fpack-struct
 CPPFLAGS += -fshort-enums
 CPPFLAGS += -fno-exceptions
 CPPFLAGS += -Wall
-CFLAGS += -Wundef
+CPPFLAGS += -Wundef
 #CPPFLAGS += -mshort-calls
 #CPPFLAGS += -fno-unit-at-a-time
 #CPPFLAGS += -Wstrict-prototypes
@@ -330,7 +331,7 @@ EXTMEMOPTS =
 #  -Wl,...:     tell GCC to pass this to linker.
 #    -Map:      create map file
 #    --cref:    add cross reference to  map file
-LDFLAGS = -Wl,-Map=$(TARGET).map,--cref
+LDFLAGS  = -Wl,-Map=$(TARGET).map,--cref
 LDFLAGS += -Wl,--relax 
 LDFLAGS += -Wl,--gc-sections
 LDFLAGS += $(EXTMEMOPTS)
@@ -342,9 +343,7 @@ LDFLAGS += $(PRINTF_LIB) $(SCANF_LIB) $(MATH_LIB)
 
 #---------------- Programming Options (avrdude) ----------------
 
-# Programming hardware: alf avr910 avrisp bascom bsd 
-# dt006 pavr picoweb pony-stk200 sp12 stk200 stk500
-#
+# Programming hardware
 # Type: avrdude -c ?
 # to get a full listing.
 #
@@ -424,6 +423,7 @@ REMOVEDIR = rm -rf
 COPY = cp
 WINSHELL = cmd
 
+
 # Define Messages
 # English
 MSG_ERRORS_NONE = Errors: none
@@ -469,7 +469,7 @@ ALL_ASFLAGS = -mmcu=$(MCU) -I. -x assembler-with-cpp $(ASFLAGS)
 
 
 # Default target.
-all: begin gccversion sizebefore build showliboptions showtarget sizeafter end
+all: begin gccversion sizebefore build sizeafter end
 
 # Change the build target to build a HEX file or a library.
 build: elf hex eep lss sym
@@ -500,9 +500,7 @@ end:
 
 # Display size of file.
 HEXSIZE = $(SIZE) --target=$(FORMAT) $(TARGET).hex
-ELFSIZE = $(SIZE) $(MCU_FLAG) $(FORMAT_FLAG) $(TARGET).elf
-MCU_FLAG = $(shell $(SIZE) --help | grep -- --mcu > /dev/null && echo --mcu=$(MCU) )
-FORMAT_FLAG = $(shell $(SIZE) --help | grep -- --format=.*avr > /dev/null && echo --format=avr )
+ELFSIZE = $(SIZE) --mcu=$(MCU) --format=avr $(TARGET).elf
 
 sizebefore:
 	@if test -f $(TARGET).elf; then echo; echo $(MSG_SIZE_BEFORE); $(ELFSIZE); \
@@ -512,22 +510,7 @@ sizeafter:
 	@if test -f $(TARGET).elf; then echo; echo $(MSG_SIZE_AFTER); $(ELFSIZE); \
 	2>/dev/null; echo; fi
 
-showliboptions:
-	@echo
-	@echo ---- Compile Time Library Options ----
-	@for i in $(LUFA_OPTS:-D%=%); do \
-		echo $$i; \
-	done
-	@echo --------------------------------------
 
-showtarget:
-	@echo
-	@echo --------- Target Information ---------
-	@echo AVR Model: $(MCU)
-	@echo Board:     $(BOARD)
-	@echo Clock:     $(F_CPU)Hz CPU, $(F_CLOCK)Hz Master
-	@echo --------------------------------------
-	
 
 # Display compiler version information.
 gccversion : 
@@ -617,7 +600,7 @@ extcoff: $(TARGET).elf
 %.hex: %.elf
 	@echo
 	@echo $(MSG_FLASH) $@
-	$(OBJCOPY) -O $(FORMAT) -R .eeprom $< $@
+	$(OBJCOPY) -O $(FORMAT) -R .eeprom -R .fuse -R .lock $< $@
 
 %.eep: %.elf
 	@echo
@@ -629,7 +612,7 @@ extcoff: $(TARGET).elf
 %.lss: %.elf
 	@echo
 	@echo $(MSG_EXTENDED_LISTING) $@
-	$(OBJDUMP) -h -z -S $< > $@
+	$(OBJDUMP) -h -S -z $< > $@
 
 # Create a symbol table from ELF output file.
 %.sym: %.elf
@@ -691,18 +674,16 @@ $(OBJDIR)/%.o : %.S
 # Create preprocessed source for use in sending a bug report.
 %.i : %.c
 	$(CC) -E -mmcu=$(MCU) -I. $(CFLAGS) $< -o $@ 
-	
+
 
 # Target: clean project.
-clean: begin clean_list clean_binary end
+clean: begin clean_list end
 
-clean_binary:
-	$(REMOVE) $(TARGET).hex
-	
-clean_list:
+clean_list :
+	@echo
 	@echo $(MSG_CLEANING)
+	$(REMOVE) $(TARGET).hex
 	$(REMOVE) $(TARGET).eep
-	$(REMOVE) $(TARGET)eep.hex
 	$(REMOVE) $(TARGET).cof
 	$(REMOVE) $(TARGET).elf
 	$(REMOVE) $(TARGET).map
@@ -713,7 +694,6 @@ clean_list:
 	$(REMOVE) $(SRC:.c=.s)
 	$(REMOVE) $(SRC:.c=.d)
 	$(REMOVE) $(SRC:.c=.i)
-	$(REMOVE) InvalidEvents.tmp
 	$(REMOVEDIR) .dep
 
 doxygen:
@@ -733,8 +713,7 @@ $(shell mkdir $(OBJDIR) 2>/dev/null)
 
 
 # Listing of phony targets.
-.PHONY : all showliboptions showtarget begin       \
-finish end sizebefore sizeafter gccversion build   \
-elf hex eep lss sym coff extcoff program dfu flip  \
-flip-ee dfu-ee clean debug clean_list clean_binary \
-clean_doxygen gdb-config doxygen
\ No newline at end of file
+.PHONY : all begin finish end sizebefore sizeafter gccversion \
+build elf hex eep lss sym coff extcoff doxygen clean          \
+clean_list clean_doxygen program dfu flip flip-ee dfu-ee      \
+debug gdb-config
diff --git a/Projects/USBtoSerial/makefile b/Projects/USBtoSerial/makefile
index 58b68995a..dfa2c99dd 100644
--- a/Projects/USBtoSerial/makefile
+++ b/Projects/USBtoSerial/makefile
@@ -115,7 +115,7 @@ OBJDIR = .
 LUFA_PATH = ../..
 
 
-# LUFA library compile-time options
+# LUFA library compile-time options and predefined tokens
 LUFA_OPTS  = -D USB_DEVICE_ONLY
 LUFA_OPTS += -D FIXED_CONTROL_ENDPOINT_SIZE=8
 LUFA_OPTS += -D FIXED_NUM_CONFIGURATIONS=1
@@ -123,23 +123,16 @@ LUFA_OPTS += -D USE_FLASH_DESCRIPTORS
 LUFA_OPTS += -D USE_STATIC_OPTIONS="(USB_DEVICE_OPT_FULLSPEED | USB_OPT_REG_ENABLED | USB_OPT_AUTO_PLL)"
 
 
+# Create the LUFA source path variables by including the LUFA root makefile
+include $(LUFA_PATH)/LUFA/makefile
+
+
 # List C source files here. (C dependencies are automatically generated.)
 SRC = $(TARGET).c                                                 \
 	  Descriptors.c                                               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/DevChapter9.c        \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Device.c             \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Endpoint.c           \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Host.c               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/HostChapter9.c       \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/LowLevel.c           \
- 	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Pipe.c               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/USBInterrupt.c       \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/ConfigDescriptor.c  \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/Events.c            \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/USBTask.c           \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/Class/Device/CDC.c            \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/Class/Host/CDC.c              \
-
+	  $(LUFA_SRC_USB)                                             \
+	  $(LUFA_SRC_USBCLASS)
+	  
 
 # List C++ source files here. (C dependencies are automatically generated.)
 CPPSRC = 
@@ -184,15 +177,23 @@ CSTANDARD = -std=c99
 
 
 # Place -D or -U options here for C sources
-CDEFS  = -DF_CPU=$(F_CPU)UL -DF_CLOCK=$(F_CLOCK)UL -DBOARD=BOARD_$(BOARD) $(LUFA_OPTS)
+CDEFS  = -DF_CPU=$(F_CPU)UL
+CDEFS += -DF_CLOCK=$(F_CLOCK)UL
+CDEFS += -DBOARD=BOARD_$(BOARD)
+CDEFS += $(LUFA_OPTS)
 
 
 # Place -D or -U options here for ASM sources
-ADEFS = -DF_CPU=$(F_CPU)
-
+ADEFS  = -DF_CPU=$(F_CPU)
+ADEFS += -DF_CLOCK=$(F_CLOCK)UL
+ADEFS += -DBOARD=BOARD_$(BOARD)
+ADEFS += $(LUFA_OPTS)
 
 # Place -D or -U options here for C++ sources
-CPPDEFS = -DF_CPU=$(F_CPU)UL
+CPPDEFS  = -DF_CPU=$(F_CPU)UL
+CPPDEFS += -DF_CLOCK=$(F_CLOCK)UL
+CPPDEFS += -DBOARD=BOARD_$(BOARD)
+CPPDEFS += $(LUFA_OPTS)
 #CPPDEFS += -D__STDC_LIMIT_MACROS
 #CPPDEFS += -D__STDC_CONSTANT_MACROS
 
@@ -217,8 +218,9 @@ CFLAGS += -fshort-enums
 CFLAGS += -fno-strict-aliasing
 CFLAGS += -Wall
 CFLAGS += -Wstrict-prototypes
-CFLAGS += -Wundef
+#CFLAGS += -mshort-calls
 #CFLAGS += -fno-unit-at-a-time
+#CFLAGS += -Wundef
 #CFLAGS += -Wunreachable-code
 #CFLAGS += -Wsign-compare
 CFLAGS += -Wa,-adhlns=$(<:%.c=$(OBJDIR)/%.lst)
@@ -242,7 +244,7 @@ CPPFLAGS += -fpack-struct
 CPPFLAGS += -fshort-enums
 CPPFLAGS += -fno-exceptions
 CPPFLAGS += -Wall
-CFLAGS += -Wundef
+CPPFLAGS += -Wundef
 #CPPFLAGS += -mshort-calls
 #CPPFLAGS += -fno-unit-at-a-time
 #CPPFLAGS += -Wstrict-prototypes
@@ -319,7 +321,7 @@ EXTMEMOPTS =
 #  -Wl,...:     tell GCC to pass this to linker.
 #    -Map:      create map file
 #    --cref:    add cross reference to  map file
-LDFLAGS = -Wl,-Map=$(TARGET).map,--cref
+LDFLAGS  = -Wl,-Map=$(TARGET).map,--cref
 LDFLAGS += -Wl,--relax 
 LDFLAGS += -Wl,--gc-sections
 LDFLAGS += $(EXTMEMOPTS)
@@ -331,9 +333,7 @@ LDFLAGS += $(PRINTF_LIB) $(SCANF_LIB) $(MATH_LIB)
 
 #---------------- Programming Options (avrdude) ----------------
 
-# Programming hardware: alf avr910 avrisp bascom bsd 
-# dt006 pavr picoweb pony-stk200 sp12 stk200 stk500
-#
+# Programming hardware
 # Type: avrdude -c ?
 # to get a full listing.
 #
@@ -413,6 +413,7 @@ REMOVEDIR = rm -rf
 COPY = cp
 WINSHELL = cmd
 
+
 # Define Messages
 # English
 MSG_ERRORS_NONE = Errors: none
@@ -458,7 +459,7 @@ ALL_ASFLAGS = -mmcu=$(MCU) -I. -x assembler-with-cpp $(ASFLAGS)
 
 
 # Default target.
-all: begin gccversion sizebefore build showliboptions showtarget sizeafter end
+all: begin gccversion sizebefore build sizeafter end
 
 # Change the build target to build a HEX file or a library.
 build: elf hex eep lss sym
@@ -489,9 +490,7 @@ end:
 
 # Display size of file.
 HEXSIZE = $(SIZE) --target=$(FORMAT) $(TARGET).hex
-ELFSIZE = $(SIZE) $(MCU_FLAG) $(FORMAT_FLAG) $(TARGET).elf
-MCU_FLAG = $(shell $(SIZE) --help | grep -- --mcu > /dev/null && echo --mcu=$(MCU) )
-FORMAT_FLAG = $(shell $(SIZE) --help | grep -- --format=.*avr > /dev/null && echo --format=avr )
+ELFSIZE = $(SIZE) --mcu=$(MCU) --format=avr $(TARGET).elf
 
 sizebefore:
 	@if test -f $(TARGET).elf; then echo; echo $(MSG_SIZE_BEFORE); $(ELFSIZE); \
@@ -501,22 +500,7 @@ sizeafter:
 	@if test -f $(TARGET).elf; then echo; echo $(MSG_SIZE_AFTER); $(ELFSIZE); \
 	2>/dev/null; echo; fi
 
-showliboptions:
-	@echo
-	@echo ---- Compile Time Library Options ----
-	@for i in $(LUFA_OPTS:-D%=%); do \
-		echo $$i; \
-	done
-	@echo --------------------------------------
 
-showtarget:
-	@echo
-	@echo --------- Target Information ---------
-	@echo AVR Model: $(MCU)
-	@echo Board:     $(BOARD)
-	@echo Clock:     $(F_CPU)Hz CPU, $(F_CLOCK)Hz Master
-	@echo --------------------------------------
-	
 
 # Display compiler version information.
 gccversion : 
@@ -606,7 +590,7 @@ extcoff: $(TARGET).elf
 %.hex: %.elf
 	@echo
 	@echo $(MSG_FLASH) $@
-	$(OBJCOPY) -O $(FORMAT) -R .eeprom $< $@
+	$(OBJCOPY) -O $(FORMAT) -R .eeprom -R .fuse -R .lock $< $@
 
 %.eep: %.elf
 	@echo
@@ -618,7 +602,7 @@ extcoff: $(TARGET).elf
 %.lss: %.elf
 	@echo
 	@echo $(MSG_EXTENDED_LISTING) $@
-	$(OBJDUMP) -h -z -S $< > $@
+	$(OBJDUMP) -h -S -z $< > $@
 
 # Create a symbol table from ELF output file.
 %.sym: %.elf
@@ -680,18 +664,16 @@ $(OBJDIR)/%.o : %.S
 # Create preprocessed source for use in sending a bug report.
 %.i : %.c
 	$(CC) -E -mmcu=$(MCU) -I. $(CFLAGS) $< -o $@ 
-	
+
 
 # Target: clean project.
-clean: begin clean_list clean_binary end
+clean: begin clean_list end
 
-clean_binary:
-	$(REMOVE) $(TARGET).hex
-	
-clean_list:
+clean_list :
+	@echo
 	@echo $(MSG_CLEANING)
+	$(REMOVE) $(TARGET).hex
 	$(REMOVE) $(TARGET).eep
-	$(REMOVE) $(TARGET)eep.hex
 	$(REMOVE) $(TARGET).cof
 	$(REMOVE) $(TARGET).elf
 	$(REMOVE) $(TARGET).map
@@ -702,7 +684,6 @@ clean_list:
 	$(REMOVE) $(SRC:.c=.s)
 	$(REMOVE) $(SRC:.c=.d)
 	$(REMOVE) $(SRC:.c=.i)
-	$(REMOVE) InvalidEvents.tmp
 	$(REMOVEDIR) .dep
 
 doxygen:
@@ -722,8 +703,7 @@ $(shell mkdir $(OBJDIR) 2>/dev/null)
 
 
 # Listing of phony targets.
-.PHONY : all showliboptions showtarget begin       \
-finish end sizebefore sizeafter gccversion build   \
-elf hex eep lss sym coff extcoff program dfu flip  \
-flip-ee dfu-ee clean debug clean_list clean_binary \
-clean_doxygen gdb-config doxygen
\ No newline at end of file
+.PHONY : all begin finish end sizebefore sizeafter gccversion \
+build elf hex eep lss sym coff extcoff doxygen clean          \
+clean_list clean_doxygen program dfu flip flip-ee dfu-ee      \
+debug gdb-config
diff --git a/Projects/Webserver/Lib/SCSI.c b/Projects/Webserver/Lib/SCSI.c
index 7bb66d3b6..cdc37c936 100644
--- a/Projects/Webserver/Lib/SCSI.c
+++ b/Projects/Webserver/Lib/SCSI.c
@@ -249,14 +249,8 @@ static void SCSI_Command_Send_Diagnostic(USB_ClassInfo_MS_Device_t* const MSInte
  */
 static void SCSI_Command_ReadWrite_10(USB_ClassInfo_MS_Device_t* const MSInterfaceInfo, const bool IsDataRead)
 {
-	uint32_t BlockAddress;
-	uint16_t TotalBlocks;
-	
-	/* Load in the 32-bit block address (SCSI uses big-endian, so have to reverse the byte order) */
-	BlockAddress = SwapEndian_32(*(uint32_t*)&MSInterfaceInfo->State.CommandBlock.SCSICommandData[2]);
-
-	/* Load in the 16-bit total blocks (SCSI uses big-endian, so have to reverse the byte order) */
-	TotalBlocks  = SwapEndian_16(*(uint16_t*)&MSInterfaceInfo->State.CommandBlock.SCSICommandData[7]);
+	uint32_t BlockAddress = SwapEndian_32(*(uint32_t*)&MSInterfaceInfo->State.CommandBlock.SCSICommandData[2]);
+	uint16_t TotalBlocks  = SwapEndian_16(*(uint16_t*)&MSInterfaceInfo->State.CommandBlock.SCSICommandData[7]);
 	
 	/* Check if the block address is outside the maximum allowable value for the LUN */
 	if (BlockAddress >= VIRTUAL_MEMORY_BLOCKS)
diff --git a/Projects/Webserver/Webserver.txt b/Projects/Webserver/Webserver.txt
index 7f6587669..97a9f1382 100644
--- a/Projects/Webserver/Webserver.txt
+++ b/Projects/Webserver/Webserver.txt
@@ -79,13 +79,13 @@
  *   </tr>
  *   <tr>
  *    <td>ENABLE_TELNET_SERVER</td>
- *    <td>Makefile CDEFS</td>
+ *    <td>Makefile LUFA_OPTS</td>
  *    <td>When defined, this enables the TELNET server in addition to the HTTP webserver, which listens for incoming connections
  *        and processes user commands.</td>
  *   </tr>
  *   <tr>
  *    <td>ENABLE_DHCP_CLIENT</td>
- *    <td>Makefile CDEFS</td>
+ *    <td>Makefile LUFA_OPTS</td>
  *    <td>When defined, this enables the DHCP client for dynamic IP allocation of the network settings from a DHCP server.</td>
  *   </tr>
  *   <tr>
@@ -106,7 +106,7 @@
  *   </tr>
  *   <tr>
  *    <td>MAX_URI_LENGTH</td>
- *    <td>Makefile CDEFS</td>
+ *    <td>Makefile LUFA_OPTS</td>
  *    <td>Maximum length of a URI for the Webserver. This is the maximum file path, including subdirectories and seperators.</td>
  *   </tr>
  *  </table>
diff --git a/Projects/Webserver/makefile b/Projects/Webserver/makefile
index 21d980724..093246e7c 100644
--- a/Projects/Webserver/makefile
+++ b/Projects/Webserver/makefile
@@ -112,16 +112,39 @@ OBJDIR = .
 
 
 # Path to the LUFA library
-LUFA_PATH = ../../
+LUFA_PATH = ../..
 
 
-# LUFA library compile-time options
+# LUFA library compile-time options and predefined tokens
 LUFA_OPTS  = -D FIXED_CONTROL_ENDPOINT_SIZE=8
 LUFA_OPTS += -D FIXED_NUM_CONFIGURATIONS=1
 LUFA_OPTS += -D USE_FLASH_DESCRIPTORS
 LUFA_OPTS += -D FAST_STREAM_TRANSFERS
 LUFA_OPTS += -D USE_STATIC_OPTIONS="(USB_DEVICE_OPT_FULLSPEED | USB_OPT_REG_ENABLED | USB_OPT_AUTO_PLL)"
 
+LUFA_OPTS += -D ENABLE_DHCP_CLIENT
+LUFA_OPTS += -D ENABLE_TELNET_SERVER
+LUFA_OPTS += -D MAX_URI_LENGTH=50
+LUFA_OPTS += -D UIP_CONF_UDP="defined(ENABLE_DHCP_CLIENT)"
+LUFA_OPTS += -D UIP_CONF_TCP=1
+LUFA_OPTS += -D UIP_CONF_UDP_CONNS=1
+LUFA_OPTS += -D UIP_CONF_MAX_CONNECTIONS=3
+LUFA_OPTS += -D UIP_CONF_MAX_LISTENPORTS=5
+LUFA_OPTS += -D UIP_URGDATA=0 
+LUFA_OPTS += -D UIP_CONF_BUFFER_SIZE=1514
+LUFA_OPTS += -D UIP_ARCH_CHKSUM=0 
+LUFA_OPTS += -D UIP_CONF_LL_802154=0
+LUFA_OPTS += -D UIP_CONF_LL_80211=0
+LUFA_OPTS += -D UIP_CONF_ROUTER=0
+LUFA_OPTS += -D UIP_CONF_ICMP6=0
+LUFA_OPTS += -D UIP_ARCH_ADD32=0
+LUFA_OPTS += -D UIP_CONF_ICMP_DEST_UNREACH=1
+LUFA_OPTS += -D UIP_NEIGHBOR_CONF_ADDRTYPE=0
+
+
+# Create the LUFA source path variables by including the LUFA root makefile
+include $(LUFA_PATH)/LUFA/makefile
+
 
 # List C source files here. (C dependencies are automatically generated.)
 SRC = $(TARGET).c                                                 \
@@ -141,21 +164,9 @@ SRC = $(TARGET).c                                                 \
 	  Lib/uip/uip-split.c                                         \
 	  Lib/FATFs/diskio.c                                          \
 	  Lib/FATFs/ff.c                                              \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/DevChapter9.c        \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Device.c             \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Endpoint.c           \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Host.c               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/HostChapter9.c       \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/LowLevel.c           \
- 	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Pipe.c               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/USBInterrupt.c       \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/ConfigDescriptor.c  \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/Events.c            \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/USBTask.c           \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/Class/Device/MassStorage.c    \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/Class/Host/MassStorage.c      \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/Class/Device/RNDIS.c          \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/Class/Host/RNDIS.c            \
+	  $(LUFA_SRC_USB)                                             \
+	  $(LUFA_SRC_USBCLASS)
+
 
 # List C++ source files here. (C dependencies are automatically generated.)
 CPPSRC = 
@@ -200,23 +211,23 @@ CSTANDARD = -std=c99
 
 
 # Place -D or -U options here for C sources
-CDEFS  = -DF_CPU=$(F_CPU)UL -DF_CLOCK=$(F_CLOCK)UL -DBOARD=BOARD_$(BOARD) $(LUFA_OPTS)
-CDEFS += -DENABLE_DHCP_CLIENT
-CDEFS += -DENABLE_TELNET_SERVER
-CDEFS += -DMAX_URI_LENGTH=50
-
-CDEFS += -DUIP_CONF_UDP="defined(ENABLE_DHCP_CLIENT)" -DUIP_CONF_TCP=1 -DUIP_CONF_UDP_CONNS=1 -DUIP_CONF_MAX_CONNECTIONS=3
-CDEFS += -DUIP_CONF_MAX_LISTENPORTS=5 -DUIP_URGDATA=0 -DUIP_CONF_BUFFER_SIZE=1514 -DUIP_ARCH_CHKSUM=0 
-CDEFS += -DUIP_CONF_LL_802154=0 -DUIP_CONF_LL_80211=0 -DUIP_CONF_ROUTER=0 -DUIP_CONF_ICMP6=0
-CDEFS += -DUIP_ARCH_ADD32=0 -DUIP_CONF_ICMP_DEST_UNREACH=1 -DUIP_NEIGHBOR_CONF_ADDRTYPE=0
+CDEFS  = -DF_CPU=$(F_CPU)UL
+CDEFS += -DF_CLOCK=$(F_CLOCK)UL
+CDEFS += -DBOARD=BOARD_$(BOARD)
+CDEFS += $(LUFA_OPTS)
 
 
 # Place -D or -U options here for ASM sources
-ADEFS = -DF_CPU=$(F_CPU)
-
+ADEFS  = -DF_CPU=$(F_CPU)
+ADEFS += -DF_CLOCK=$(F_CLOCK)UL
+ADEFS += -DBOARD=BOARD_$(BOARD)
+ADEFS += $(LUFA_OPTS)
 
 # Place -D or -U options here for C++ sources
-CPPDEFS = -DF_CPU=$(F_CPU)UL
+CPPDEFS  = -DF_CPU=$(F_CPU)UL
+CPPDEFS += -DF_CLOCK=$(F_CLOCK)UL
+CPPDEFS += -DBOARD=BOARD_$(BOARD)
+CPPDEFS += $(LUFA_OPTS)
 #CPPDEFS += -D__STDC_LIMIT_MACROS
 #CPPDEFS += -D__STDC_CONSTANT_MACROS
 
@@ -241,8 +252,9 @@ CFLAGS += -fshort-enums
 CFLAGS += -fno-strict-aliasing
 CFLAGS += -Wall
 CFLAGS += -Wstrict-prototypes
-CFLAGS += -Wundef
+#CFLAGS += -mshort-calls
 #CFLAGS += -fno-unit-at-a-time
+#CFLAGS += -Wundef
 #CFLAGS += -Wunreachable-code
 #CFLAGS += -Wsign-compare
 CFLAGS += -Wa,-adhlns=$(<:%.c=$(OBJDIR)/%.lst)
@@ -266,7 +278,7 @@ CPPFLAGS += -fpack-struct
 CPPFLAGS += -fshort-enums
 CPPFLAGS += -fno-exceptions
 CPPFLAGS += -Wall
-CFLAGS += -Wundef
+CPPFLAGS += -Wundef
 #CPPFLAGS += -mshort-calls
 #CPPFLAGS += -fno-unit-at-a-time
 #CPPFLAGS += -Wstrict-prototypes
@@ -343,7 +355,7 @@ EXTMEMOPTS =
 #  -Wl,...:     tell GCC to pass this to linker.
 #    -Map:      create map file
 #    --cref:    add cross reference to  map file
-LDFLAGS = -Wl,-Map=$(TARGET).map,--cref
+LDFLAGS  = -Wl,-Map=$(TARGET).map,--cref
 LDFLAGS += -Wl,--relax 
 LDFLAGS += -Wl,--gc-sections
 LDFLAGS += $(EXTMEMOPTS)
@@ -355,9 +367,7 @@ LDFLAGS += $(PRINTF_LIB) $(SCANF_LIB) $(MATH_LIB)
 
 #---------------- Programming Options (avrdude) ----------------
 
-# Programming hardware: alf avr910 avrisp bascom bsd 
-# dt006 pavr picoweb pony-stk200 sp12 stk200 stk500
-#
+# Programming hardware
 # Type: avrdude -c ?
 # to get a full listing.
 #
@@ -437,6 +447,7 @@ REMOVEDIR = rm -rf
 COPY = cp
 WINSHELL = cmd
 
+
 # Define Messages
 # English
 MSG_ERRORS_NONE = Errors: none
@@ -482,7 +493,7 @@ ALL_ASFLAGS = -mmcu=$(MCU) -I. -x assembler-with-cpp $(ASFLAGS)
 
 
 # Default target.
-all: begin gccversion sizebefore build showliboptions showtarget sizeafter end
+all: begin gccversion sizebefore build sizeafter end
 
 # Change the build target to build a HEX file or a library.
 build: elf hex eep lss sym
@@ -513,9 +524,7 @@ end:
 
 # Display size of file.
 HEXSIZE = $(SIZE) --target=$(FORMAT) $(TARGET).hex
-ELFSIZE = $(SIZE) $(MCU_FLAG) $(FORMAT_FLAG) $(TARGET).elf
-MCU_FLAG = $(shell $(SIZE) --help | grep -- --mcu > /dev/null && echo --mcu=$(MCU) )
-FORMAT_FLAG = $(shell $(SIZE) --help | grep -- --format=.*avr > /dev/null && echo --format=avr )
+ELFSIZE = $(SIZE) --mcu=$(MCU) --format=avr $(TARGET).elf
 
 sizebefore:
 	@if test -f $(TARGET).elf; then echo; echo $(MSG_SIZE_BEFORE); $(ELFSIZE); \
@@ -525,22 +534,7 @@ sizeafter:
 	@if test -f $(TARGET).elf; then echo; echo $(MSG_SIZE_AFTER); $(ELFSIZE); \
 	2>/dev/null; echo; fi
 
-showliboptions:
-	@echo
-	@echo ---- Compile Time Library Options ----
-	@for i in $(LUFA_OPTS:-D%=%); do \
-		echo $$i; \
-	done
-	@echo --------------------------------------
 
-showtarget:
-	@echo
-	@echo --------- Target Information ---------
-	@echo AVR Model: $(MCU)
-	@echo Board:     $(BOARD)
-	@echo Clock:     $(F_CPU)Hz CPU, $(F_CLOCK)Hz Master
-	@echo --------------------------------------
-	
 
 # Display compiler version information.
 gccversion : 
@@ -630,7 +624,7 @@ extcoff: $(TARGET).elf
 %.hex: %.elf
 	@echo
 	@echo $(MSG_FLASH) $@
-	$(OBJCOPY) -O $(FORMAT) -R .eeprom $< $@
+	$(OBJCOPY) -O $(FORMAT) -R .eeprom -R .fuse -R .lock $< $@
 
 %.eep: %.elf
 	@echo
@@ -642,7 +636,7 @@ extcoff: $(TARGET).elf
 %.lss: %.elf
 	@echo
 	@echo $(MSG_EXTENDED_LISTING) $@
-	$(OBJDUMP) -h -z -S $< > $@
+	$(OBJDUMP) -h -S -z $< > $@
 
 # Create a symbol table from ELF output file.
 %.sym: %.elf
@@ -704,18 +698,16 @@ $(OBJDIR)/%.o : %.S
 # Create preprocessed source for use in sending a bug report.
 %.i : %.c
 	$(CC) -E -mmcu=$(MCU) -I. $(CFLAGS) $< -o $@ 
-	
+
 
 # Target: clean project.
-clean: begin clean_list clean_binary end
+clean: begin clean_list end
 
-clean_binary:
-	$(REMOVE) $(TARGET).hex
-	
-clean_list:
+clean_list :
+	@echo
 	@echo $(MSG_CLEANING)
+	$(REMOVE) $(TARGET).hex
 	$(REMOVE) $(TARGET).eep
-	$(REMOVE) $(TARGET)eep.hex
 	$(REMOVE) $(TARGET).cof
 	$(REMOVE) $(TARGET).elf
 	$(REMOVE) $(TARGET).map
@@ -726,7 +718,6 @@ clean_list:
 	$(REMOVE) $(SRC:.c=.s)
 	$(REMOVE) $(SRC:.c=.d)
 	$(REMOVE) $(SRC:.c=.i)
-	$(REMOVE) InvalidEvents.tmp
 	$(REMOVEDIR) .dep
 
 doxygen:
@@ -746,8 +737,7 @@ $(shell mkdir $(OBJDIR) 2>/dev/null)
 
 
 # Listing of phony targets.
-.PHONY : all showliboptions showtarget begin       \
-finish end sizebefore sizeafter gccversion build   \
-elf hex eep lss sym coff extcoff program dfu flip  \
-flip-ee dfu-ee clean debug clean_list clean_binary \
-clean_doxygen gdb-config doxygen
\ No newline at end of file
+.PHONY : all begin finish end sizebefore sizeafter gccversion \
+build elf hex eep lss sym coff extcoff doxygen clean          \
+clean_list clean_doxygen program dfu flip flip-ee dfu-ee      \
+debug gdb-config
diff --git a/Projects/XPLAINBridge/XPLAINBridge.txt b/Projects/XPLAINBridge/XPLAINBridge.txt
index 3f4647e61..e60ff783e 100644
--- a/Projects/XPLAINBridge/XPLAINBridge.txt
+++ b/Projects/XPLAINBridge/XPLAINBridge.txt
@@ -85,7 +85,7 @@
  *   </tr>
  *   <tr>
  *    <td>LIBUSB_DRIVER_COMPAT</td>
- *    <td>Makefile CDEFS</td>
+ *    <td>Makefile LUFA_OPTS</td>
  *    <td>Define to switch to a non-standard endpoint scheme, breaking compatibility with AVRStudio under Windows but making
  *        the code compatible with software such as avrdude (all platforms) that use the libUSB driver.
  *   </tr>
diff --git a/Projects/XPLAINBridge/makefile b/Projects/XPLAINBridge/makefile
index 15953c118..03502db58 100644
--- a/Projects/XPLAINBridge/makefile
+++ b/Projects/XPLAINBridge/makefile
@@ -112,12 +112,14 @@ OBJDIR = .
 
 
 # Path to the LUFA library
-LUFA_PATH = ../../
+LUFA_PATH = ../..
+
 
 # Path to the LUFA AVRISP-MKII project
-AVRISP_PATH = ../AVRISP-MKII/
+AVRISP_PATH = ../AVRISP-MKII
+
 
-# LUFA library compile-time options
+# LUFA library compile-time options and predefined tokens
 LUFA_OPTS  = -D USB_DEVICE_ONLY
 LUFA_OPTS += -D FIXED_CONTROL_ENDPOINT_SIZE=8
 LUFA_OPTS += -D FIXED_NUM_CONFIGURATIONS=1
@@ -127,32 +129,35 @@ LUFA_OPTS += -D DEVICE_STATE_AS_GPIOR=0
 LUFA_OPTS += -D NO_DEVICE_REMOTE_WAKEUP
 LUFA_OPTS += -D NO_DEVICE_SELF_POWER
 
+LUFA_OPTS += -D AUX_LINE_PORT=PORTB
+LUFA_OPTS += -D AUX_LINE_PIN=PINB
+LUFA_OPTS += -D AUX_LINE_DDR=DDRB
+LUFA_OPTS += -D AUX_LINE_MASK="(1 << 4)"
+LUFA_OPTS += -D VTARGET_ADC_CHANNEL=2
+LUFA_OPTS += -D VTARGET_REF_VOLTS=3.3
+LUFA_OPTS += -D VTARGET_SCALE_FACTOR=2
+#LUFA_OPTS += -D LIBUSB_DRIVER_COMPAT
+
+
+# Create the LUFA source path variables by including the LUFA root makefile
+include $(LUFA_PATH)/LUFA/makefile
+
+
 # List C source files here. (C dependencies are automatically generated.)
 SRC = $(TARGET).c                                                 \
 	  AVRISPDescriptors.c                                         \
 	  USARTDescriptors.c                                          \
 	  Lib/SoftUART.c                                              \
 	  $(AVRISP_PATH)/Lib/V2Protocol.c                             \
-      $(AVRISP_PATH)/Lib/V2ProtocolParams.c                       \
-      $(AVRISP_PATH)/Lib/ISP/ISPProtocol.c                        \
-      $(AVRISP_PATH)/Lib/ISP/ISPTarget.c                          \
+	  $(AVRISP_PATH)/Lib/V2ProtocolParams.c                       \
+	  $(AVRISP_PATH)/Lib/ISP/ISPProtocol.c                        \
+	  $(AVRISP_PATH)/Lib/ISP/ISPTarget.c                          \
 	  $(AVRISP_PATH)/Lib/XPROG/XPROGProtocol.c                    \
 	  $(AVRISP_PATH)/Lib/XPROG/XPROGTarget.c                      \
 	  $(AVRISP_PATH)/Lib/XPROG/XMEGANVM.c                         \
 	  $(AVRISP_PATH)/Lib/XPROG/TINYNVM.c                          \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/DevChapter9.c        \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Device.c             \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Endpoint.c           \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Host.c               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/HostChapter9.c       \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/LowLevel.c           \
- 	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Pipe.c               \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/USBInterrupt.c       \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/ConfigDescriptor.c  \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/Events.c            \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/HighLevel/USBTask.c           \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/Class/Device/CDC.c            \
-	  $(LUFA_PATH)/LUFA/Drivers/USB/Class/Host/CDC.c              \
+	  $(LUFA_SRC_USB)                                             \
+	  $(LUFA_SRC_USBCLASS)
 
 
 # List C++ source files here. (C dependencies are automatically generated.)
@@ -166,7 +171,7 @@ CPPSRC =
 #     Even though the DOS/Win* filesystem matches both .s and .S the same,
 #     it will preserve the spelling of the filenames, and gcc itself does
 #     care about how the name is spelled on its command-line.
-ASRC = 
+ASRC =
 
 
 # Optimization level, can be [0, 1, 2, 3, s]. 
@@ -186,7 +191,7 @@ DEBUG = dwarf-2
 #     Each directory must be seperated by a space.
 #     Use forward slashes for directory separators.
 #     For a directory that has spaces, enclose it in quotes.
-EXTRAINCDIRS = $(LUFA_PATH)/ $(AVRISP_PATH)/ 
+EXTRAINCDIRS = $(LUFA_PATH)/ $(AVRISP_PATH)/
 
 
 # Compiler flag to set the C Standard level.
@@ -198,23 +203,23 @@ CSTANDARD = -std=c99
 
 
 # Place -D or -U options here for C sources
-CDEFS  = -DF_CPU=$(F_CPU)UL -DF_CLOCK=$(F_CLOCK)UL -DBOARD=BOARD_$(BOARD) $(LUFA_OPTS)
-CDEFS += -DAUX_LINE_PORT=PORTB
-CDEFS += -DAUX_LINE_PIN=PINB
-CDEFS += -DAUX_LINE_DDR=DDRB
-CDEFS += -DAUX_LINE_MASK="(1 << 4)"
-CDEFS += -DVTARGET_ADC_CHANNEL=2
-CDEFS += -DVTARGET_REF_VOLTS=3.3
-CDEFS += -DVTARGET_SCALE_FACTOR=2
-#CDEFS += -DLIBUSB_DRIVER_COMPAT
+CDEFS  = -DF_CPU=$(F_CPU)UL
+CDEFS += -DF_CLOCK=$(F_CLOCK)UL
+CDEFS += -DBOARD=BOARD_$(BOARD)
+CDEFS += $(LUFA_OPTS)
 
 
 # Place -D or -U options here for ASM sources
-ADEFS = -DF_CPU=$(F_CPU)
-
+ADEFS  = -DF_CPU=$(F_CPU)
+ADEFS += -DF_CLOCK=$(F_CLOCK)UL
+ADEFS += -DBOARD=BOARD_$(BOARD)
+ADEFS += $(LUFA_OPTS)
 
 # Place -D or -U options here for C++ sources
-CPPDEFS = -DF_CPU=$(F_CPU)UL
+CPPDEFS  = -DF_CPU=$(F_CPU)UL
+CPPDEFS += -DF_CLOCK=$(F_CLOCK)UL
+CPPDEFS += -DBOARD=BOARD_$(BOARD)
+CPPDEFS += $(LUFA_OPTS)
 #CPPDEFS += -D__STDC_LIMIT_MACROS
 #CPPDEFS += -D__STDC_CONSTANT_MACROS
 
@@ -239,8 +244,9 @@ CFLAGS += -fshort-enums
 CFLAGS += -fno-strict-aliasing
 CFLAGS += -Wall
 CFLAGS += -Wstrict-prototypes
-CFLAGS += -Wundef
+#CFLAGS += -mshort-calls
 #CFLAGS += -fno-unit-at-a-time
+#CFLAGS += -Wundef
 #CFLAGS += -Wunreachable-code
 #CFLAGS += -Wsign-compare
 CFLAGS += -Wa,-adhlns=$(<:%.c=$(OBJDIR)/%.lst)
@@ -264,7 +270,7 @@ CPPFLAGS += -fpack-struct
 CPPFLAGS += -fshort-enums
 CPPFLAGS += -fno-exceptions
 CPPFLAGS += -Wall
-CFLAGS += -Wundef
+CPPFLAGS += -Wundef
 #CPPFLAGS += -mshort-calls
 #CPPFLAGS += -fno-unit-at-a-time
 #CPPFLAGS += -Wstrict-prototypes
@@ -341,7 +347,7 @@ EXTMEMOPTS =
 #  -Wl,...:     tell GCC to pass this to linker.
 #    -Map:      create map file
 #    --cref:    add cross reference to  map file
-LDFLAGS = -Wl,-Map=$(TARGET).map,--cref
+LDFLAGS  = -Wl,-Map=$(TARGET).map,--cref
 LDFLAGS += -Wl,--relax 
 LDFLAGS += -Wl,--gc-sections
 LDFLAGS += $(EXTMEMOPTS)
@@ -353,9 +359,7 @@ LDFLAGS += $(PRINTF_LIB) $(SCANF_LIB) $(MATH_LIB)
 
 #---------------- Programming Options (avrdude) ----------------
 
-# Programming hardware: alf avr910 avrisp bascom bsd 
-# dt006 pavr picoweb pony-stk200 sp12 stk200 stk500
-#
+# Programming hardware
 # Type: avrdude -c ?
 # to get a full listing.
 #
@@ -435,6 +439,7 @@ REMOVEDIR = rm -rf
 COPY = cp
 WINSHELL = cmd
 
+
 # Define Messages
 # English
 MSG_ERRORS_NONE = Errors: none
@@ -480,7 +485,7 @@ ALL_ASFLAGS = -mmcu=$(MCU) -I. -x assembler-with-cpp $(ASFLAGS)
 
 
 # Default target.
-all: begin gccversion sizebefore build showliboptions showtarget sizeafter end
+all: begin gccversion sizebefore build sizeafter end
 
 # Change the build target to build a HEX file or a library.
 build: elf hex eep lss sym
@@ -511,9 +516,7 @@ end:
 
 # Display size of file.
 HEXSIZE = $(SIZE) --target=$(FORMAT) $(TARGET).hex
-ELFSIZE = $(SIZE) $(MCU_FLAG) $(FORMAT_FLAG) $(TARGET).elf
-MCU_FLAG = $(shell $(SIZE) --help | grep -- --mcu > /dev/null && echo --mcu=$(MCU) )
-FORMAT_FLAG = $(shell $(SIZE) --help | grep -- --format=.*avr > /dev/null && echo --format=avr )
+ELFSIZE = $(SIZE) --mcu=$(MCU) --format=avr $(TARGET).elf
 
 sizebefore:
 	@if test -f $(TARGET).elf; then echo; echo $(MSG_SIZE_BEFORE); $(ELFSIZE); \
@@ -523,22 +526,7 @@ sizeafter:
 	@if test -f $(TARGET).elf; then echo; echo $(MSG_SIZE_AFTER); $(ELFSIZE); \
 	2>/dev/null; echo; fi
 
-showliboptions:
-	@echo
-	@echo ---- Compile Time Library Options ----
-	@for i in $(LUFA_OPTS:-D%=%); do \
-		echo $$i; \
-	done
-	@echo --------------------------------------
 
-showtarget:
-	@echo
-	@echo --------- Target Information ---------
-	@echo AVR Model: $(MCU)
-	@echo Board:     $(BOARD)
-	@echo Clock:     $(F_CPU)Hz CPU, $(F_CLOCK)Hz Master
-	@echo --------------------------------------
-	
 
 # Display compiler version information.
 gccversion : 
@@ -628,7 +616,7 @@ extcoff: $(TARGET).elf
 %.hex: %.elf
 	@echo
 	@echo $(MSG_FLASH) $@
-	$(OBJCOPY) -O $(FORMAT) -R .eeprom $< $@
+	$(OBJCOPY) -O $(FORMAT) -R .eeprom -R .fuse -R .lock $< $@
 
 %.eep: %.elf
 	@echo
@@ -640,7 +628,7 @@ extcoff: $(TARGET).elf
 %.lss: %.elf
 	@echo
 	@echo $(MSG_EXTENDED_LISTING) $@
-	$(OBJDUMP) -h -z -S $< > $@
+	$(OBJDUMP) -h -S -z $< > $@
 
 # Create a symbol table from ELF output file.
 %.sym: %.elf
@@ -702,18 +690,16 @@ $(OBJDIR)/%.o : %.S
 # Create preprocessed source for use in sending a bug report.
 %.i : %.c
 	$(CC) -E -mmcu=$(MCU) -I. $(CFLAGS) $< -o $@ 
-	
+
 
 # Target: clean project.
-clean: begin clean_list clean_binary end
+clean: begin clean_list end
 
-clean_binary:
-	$(REMOVE) $(TARGET).hex
-	
-clean_list:
+clean_list :
+	@echo
 	@echo $(MSG_CLEANING)
+	$(REMOVE) $(TARGET).hex
 	$(REMOVE) $(TARGET).eep
-	$(REMOVE) $(TARGET)eep.hex
 	$(REMOVE) $(TARGET).cof
 	$(REMOVE) $(TARGET).elf
 	$(REMOVE) $(TARGET).map
@@ -724,7 +710,6 @@ clean_list:
 	$(REMOVE) $(SRC:.c=.s)
 	$(REMOVE) $(SRC:.c=.d)
 	$(REMOVE) $(SRC:.c=.i)
-	$(REMOVE) InvalidEvents.tmp
 	$(REMOVEDIR) .dep
 
 doxygen:
@@ -744,8 +729,7 @@ $(shell mkdir $(OBJDIR) 2>/dev/null)
 
 
 # Listing of phony targets.
-.PHONY : all showliboptions showtarget begin       \
-finish end sizebefore sizeafter gccversion build   \
-elf hex eep lss sym coff extcoff program dfu flip  \
-flip-ee dfu-ee clean debug clean_list clean_binary \
-clean_doxygen gdb-config doxygen
\ No newline at end of file
+.PHONY : all begin finish end sizebefore sizeafter gccversion \
+build elf hex eep lss sym coff extcoff doxygen clean          \
+clean_list clean_doxygen program dfu flip flip-ee dfu-ee      \
+debug gdb-config