fossilesque@mander.xyzM to Science Memes@mander.xyzEnglish · 3 months agoLiminal Spacemander.xyzimagemessage-square119linkfedilinkarrow-up1870arrow-down13
arrow-up1867arrow-down1imageLiminal Spacemander.xyzfossilesque@mander.xyzM to Science Memes@mander.xyzEnglish · 3 months agomessage-square119linkfedilink
minus-squareduncan_bayne@lemmy.worldlinkfedilinkEnglisharrow-up17·edit-23 months agoHaha my first thought was “I wonder if it’s possible to build a general purpose CPU out of 555 timers, then get DOOM running on that sucker.” Of course, someone has already taken the first steps towards such a monstrosity. https://hackaday.com/2021/12/17/implementing-a-cpu-using-555-timers-and-logic-synthesis/
minus-squarepet the cat, walk the dog@lemmy.worldlinkfedilinkEnglisharrow-up5·3 months agoPeople build CPUs out of logic gates in Minecraft and Factorio.
minus-squareryannathans@aussie.zonelinkfedilinkEnglisharrow-up1·3 months agoImagine the PCBA company’s response
minus-squareanton@lemmy.blahaj.zonelinkfedilinkEnglisharrow-up1·3 months agoThat’s just resistor-diode logic with a 555 instead of a transistor. That means the timer only does buffering/inverting but not the actual computation.
Haha my first thought was “I wonder if it’s possible to build a general purpose CPU out of 555 timers, then get DOOM running on that sucker.”
Of course, someone has already taken the first steps towards such a monstrosity.
https://hackaday.com/2021/12/17/implementing-a-cpu-using-555-timers-and-logic-synthesis/
People build CPUs out of logic gates in Minecraft and Factorio.
Imagine the PCBA company’s response
That’s just resistor-diode logic with a 555 instead of a transistor. That means the timer only does buffering/inverting but not the actual computation.