2 layers100 × 50 mm

KiCad boards from 4 GitHub repositories tagged “sn76489”, the most starred first; open any of them in PCBKit.


xrip/retro-sound
Transform your RP2040 into a COM port passthrough for classic FM sound chips: SAA1099, YM2413, SN76489, YM3812, and YMF262.

pappavis/EasyLab-retro-synth-SN76489
1980's speelhal geluid vir Acorn BBC Micro en Sega Megadrive met Micropython

