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-rw-r--r--Bootloaders/MassStorage/BootloaderMassStorage.txt15
1 files changed, 14 insertions, 1 deletions
diff --git a/Bootloaders/MassStorage/BootloaderMassStorage.txt b/Bootloaders/MassStorage/BootloaderMassStorage.txt
index 190ff4a3e..0fea9d9fb 100644
--- a/Bootloaders/MassStorage/BootloaderMassStorage.txt
+++ b/Bootloaders/MassStorage/BootloaderMassStorage.txt
@@ -96,7 +96,20 @@
* remove your device from the host using the host OS's ejection APIs, to ensure all data is correctly flushed to the
* bootloader's virtual filesystem and not cached in the OS's file system driver.
*
- * The current device firmware can be read from the device by reading a file from the virtual FAT filesystem.
+ * The current device firmware can be read from the device by reading a file from the virtual FAT filesystem. Two files will
+ * be present:
+ * - <b>FLASH.BIN</b>, representing the AVR's internal flash memory
+ * - <b>EEPROM.BIN</b>, representing the AVR's internal EEPROM memory
+ *
+ * To convert an existing Intel HEX (.HEX) program file to a binary (.BIN) file suitable for this bootloader, run:
+ * \code
+ * avr-objcopy -O binary -R .eeprom -R .fuse -R .lock -R .signature input.hex output.bin
+ * \endcode
+ * From a terminal, replacing <tt>input.hex</tt> and <tt>output.bin</tt> with the respective input and output filenames.
+ * AVR EEPROM data files in Intel HEX format (.EEP) uses a similar technique:
+ * \code
+ * avr-objcopy -O binary input.eep output.bin
+ * \endcode
*
* \warning This bootloader is currently <b>incompatible with the Apple MacOS X OS Finder GUI</b>, due to the
* large amount of meta files this OS attempts to write to the disk along with the new binaries. On