A PMOD for the NES/SNES controllers would be great. I have a homemade i2c one that works with Wii Nunchuks, which is another option. It could attach to the RGB Led connector like your SAO board - https://www.dfrobot.com/product-91.html?gclid=CjwKCAjwnrjrBRAMEiwAXsCc44c_EcC4AV_tRP8FQPYbxKmxlo2V3gaunxn5Q4BHHIFtW-Ol1L3vdBoCnEgQAvD_BwE
1 Like