Arduino MEGA to AVRISP mkII Connection
15 January 2016
Connect the AVRISP mkII programmer to the ICSP header of the Arduino MEGA 2560. Be sure to align the red marking on the cable of the programmer with the small dot on the board next to the header.
Pin 1 of the ICSP header on the Arduino MEGA 2560 is marked with a small dot on the PCB silkscreen and highlighted in green in the image below.