I the only real customization I did was to move Vol- from the left to the right side. From there I was playing with remapping the other keyboard keys inside the emulator config… I just have these lovely big buttons now and I want to poke them. I’m happy to have the volume stay constant…
I’ll check into the python script. I typically try to avoid firmware since I’ve made a few bricks over the years. :)
This thread looks highly promising. New 2.x Configurable Keyboard/Gamepad Firmware
Thanks!