QMK customized Source Code
Download them in case you know QMK. Commodore-16 and Plus/4 keyboards are included.
If you improve them please let me know!!!
already compiled .hex files to flash your board
These .hex files are only for building a Keymmodore-16 out of a Commodore-16 keyboard.
Let me know if you want the already compiled Plus/4 .hex files.
Select your board to download the right firmware for it.