# avrdude > Driver program for Atmel AVR microcontrollers programming. > More information: . - [r]ead the flash ROM of a AVR microcontroller with a specific [p]art id: `avrdude -p {{part_no}} -c {{programmer_id}} -U flash:r:{{file.hex}}:i` - [w]rite to the flash ROM AVR microcontroller: `avrdude -p {{part_no}} -c {{programmer}} -U flash:w:{{file.hex}}` - List available AVR devices: `avrdude -p \?` - List available AVR programmers: `avrdude -c \?`