Hello, I need your help! Accidentally I have applied to my arduino Mega 12 volt voltage and now I can not upload more programs. What happened there, I think it is a small chip broken, :o and who can I replace him? :confused:

Arduino Mega

billhowl October 9, 2017, 7:21am 4

Basti5559:
can I replace him?

The ATMega2560 is 100 pins SMD, if you can replace it yourself.