If you want to do a 128 model version and have it interface to a real AY sound chip, I've written ESP32 code for that: https://bitbucket.org/doughammond/fourays

If you want to do a 128 model version and have it interface to a real AY sound chip, I've written ESP32 code for that: https://bitbucket.org/doughammond/fourays/src/master/ https://bitbucket.org/doughammond/fourays/src/master/