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cheatsheet-avrdude.md

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Firmware Backup and Burn

Backup

sudo avrdude -c stk500 -b 115200 -i 10 -p m2560 -P /dev/ttyACM0 -U flash:r:arduino_firmware.hex:I
  • -c stk500: Arduino MEGA 2560 use the original STK500 protocol
  • -b Baudrate: Baudrate
  • -i 10: ISP clock delay in ms
  • -p m2560: Chip type
  • -P /dev/ttyACM0: Serial port
  • -F: Overrides the signature check, do not use this
  • -U flash:r:arduino_firmware.hex:i: :r|w|v:[:format]:

man avrdude for more

VERY IMPORTANT: Press the REST button immediately after running the command

Burn

sudo avrdude -D -c stk500 -b 115200 -p m2560 -P /dev/ttyUSB0 -U flash:w:arduino_firmware.hex