PS/2 Keyboard and dual NES controller card

A project log for HBC-56: 65C02 + TMS9918A on a backplane

HBC-56 A homebrew 8-bit computer with a backplane. Initially with a 65C02 CPU card, a TMS9918A VDP and dual AY-3-8910 audio.

Troy SchrapelTroy Schrapel 01/15/2022 at 10:560 Comments

I've finally gotten around to building out a card to hold my PS/2 keyboard controller and dual NES controller ports. This circuit has been hanging off the front of my build on breadboards for months!