Pin assign for Pro Micro(or compatible) board.
on board | Digital in | GamePad |
---|---|---|
A0 | 18 | D-pad Up |
A1 | 19 | D-pad Right |
A2 | 20 | D-pad Down |
A3 | 21 | D-pad Left |
2 | 2 | Button 1 |
3 | 3 | Button 2 |
4 | 4 | Button 3 |
5 | 5 | Button 4 |
6 | 6 | Button 5 |
7 | 7 | Button 6 |