# gpio2nesc This adapter allows to attach any DIY buttons to NES/SNES Classic, good for arcade cabinet. ![Photo](https://scontent-arn2-1.cdninstagram.com/vp/10aad0dd8e43e658189b8839dc8de65f/5BC84EE8/t51.2885-15/sh0.08/e35/s640x640/34870797_681954945478244_2767128007247134720_n.jpg) Required parts: * ATMEGA8A or ATMEGA8L (but it's easy to compile project for other microcontrollers) * 3 x 2k2 resistors * Red LED (optional) * Green LED (optional) * 2 x 200 resistors (optional, required for LEDs) * Classic controller connector (you can buy some extension cords and cut it out) Open gpio2nesc.lay6 using Sprint Layout to see PCB. It's one-side PCB, so it's easy to make at home. ![Photo](https://scontent-arn2-1.cdninstagram.com/vp/4393e66d57d32ce81d3d32d220ceded0/5BDF6E90/t51.2885-15/e35/35948741_271854510037245_6494137203210321920_n.jpg)