This is also how some old glass terminals worked.
Comment on Found a brand new, unused Pong console from 1979 in an Edinburgh charity shop for 20£
ramenshaman@lemmy.world 6 days agoI can’t really give a great answer to that, pretty sure it was all just electrical hardware. I’m curious now, I’ll look around and let you know if I find something.
who@feddit.org 6 days ago
f4f4f4f4f4f4f4f4@sopuli.xyz 6 days ago
Many 80s games have an amusing hybrid design. Galaga has its game code and sprites in ROM, but has an entire custom chip that is a dedicated circuit for generating the ship explosion sound, another custom chip that only makes the scrolling starfield, etc.