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-rw-r--r--keyboards/clueboard/card/rules.mk17
1 files changed, 12 insertions, 5 deletions
diff --git a/keyboards/clueboard/card/rules.mk b/keyboards/clueboard/card/rules.mk
index 37b439e75..9e3f19dc0 100644
--- a/keyboards/clueboard/card/rules.mk
+++ b/keyboards/clueboard/card/rules.mk
@@ -1,10 +1,15 @@
+# MCU name
MCU = atmega32u4
-F_CPU = 16000000
-ARCH = AVR8
-F_USB = $(F_CPU)
-OPT_DEFS += -DINTERRUPT_CONTROL_ENDPOINT
-OPT_DEFS += -DBOOTLOADER_SIZE=4096
+# Bootloader selection
+# Teensy halfkay
+# Pro Micro caterina
+# Atmel DFU atmel-dfu
+# LUFA DFU lufa-dfu
+# QMK DFU qmk-dfu
+# ATmega32A bootloadHID
+# ATmega328P USBasp
+BOOTLOADER = atmel-dfu
# Build Options
BOOTMAGIC_ENABLE = no # Virtual DIP switch configuration(+1000)
@@ -19,3 +24,5 @@ MIDI_ENABLE = no # MIDI controls
UNICODE_ENABLE = no # Unicode
BLUETOOTH_ENABLE = no # Enable Bluetooth with the Adafruit EZ-Key HID
AUDIO_ENABLE = yes # Audio output on port C6
+
+LINK_TIME_OPTIMIZATION_ENABLE = yes