10 Sep '17, 8pm

Hackaday Prize Entry: IO, the Cardboard Computer

Guys? Guys…? This is /way/ hella harder than you think. A modern computer goes together like Duplo blocks… you put together motherboard, CPU, RAM, graphics card, etc. Big modules, for various tasks. A 70s or 80s homebrew, meanwhile, goes together like a Lego set. It’s a little like a modern computer, but you’re working with DIP chips instead of modules that each have lots of chips on them… pick your CPU, RAM, ROM, peripheral chips, and wire it up. (I can generate schematics for a vintage homebrew in a day or two, depending on datasheet availability and complexity… someone else gets to write the ROM contents, tho.) You might need several chips for a single task (eg a cassette interface) but you can do that because you’re at the chip level… and it’s more flexible (you can’t really make your own modules for modern computers), but the catch is that it’s also a little more comp...

Full article: https://hackaday.com/2017/09/10/hackaday-prize-entry-io-t...

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