kalkulat@lemmy.world to Technology@lemmy.worldEnglish · 1 year agoINSIDE those OLD pinball machineswww.youtube.comexternal-linkmessage-square47fedilinkarrow-up1389arrow-down116file-text
arrow-up1373arrow-down1external-linkINSIDE those OLD pinball machineswww.youtube.comkalkulat@lemmy.world to Technology@lemmy.worldEnglish · 1 year agomessage-square47fedilinkfile-text
minus-squareWHYAREWEALLCAPS@kbin.sociallinkfedilinkarrow-up2·1 year agoMaybe you’re thinking of EPROMs? I can’t think of anything else that you’d need UV light for. Even then the UV was used to erase them, not write.
minus-squarefrezik@midwest.sociallinkfedilinkEnglisharrow-up2·1 year agoModern FPGAs don’t use UV light, but maybe earlier ones did? As you say, EEPROMs used UV for erasing before writing again.
minus-squareMonkderZweite@feddit.chlinkfedilinkEnglisharrow-up1·edit-211 months ago…now i’m getting confused. Those chips with the round window in the center, what were they again?
Maybe you’re thinking of EPROMs? I can’t think of anything else that you’d need UV light for. Even then the UV was used to erase them, not write.
Modern FPGAs don’t use UV light, but maybe earlier ones did? As you say, EEPROMs used UV for erasing before writing again.
…now i’m getting confused. Those chips with the round window in the center, what were they again?