* adds proton c base * fixes custom matrix include * adds readme.md * initial proton coversion, no pin mapping * start of mcu selection * add pin mapping and sweet16 test * add at90 to list * disable backlight, fix d7 * update flag names * doc updates * proton c update for mcu selection
1UP Keyboards
Website: 1UP Keyboards
Discord: Server Invite
YouTube: skiwithpete