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This reminds me of another educational CPU that's also in progress, the "8-bit breadboard computer" being created by Khan Academy's Ben Eater: https://www.youtu
by lelandbatey 10y ago
This reminds me of another educational CPU that's also in progress, the "8-bit breadboard computer" being created by Khan Academy's Ben Eater: https://www.youtube.com/playlist?list=PLowKtXNTBypGqImE405J2565dvjafglHU https://www.youtube.com/playlist?list=PLowKtXNTBypGqImE405J2...
I find his diagrams and narrations extremely clear and straightforward. I've been using it as a chance to learn more about digital logic, and hobbyist electronics. For example, I've been (very slowly) learningttfdfd KiCad by translating Mr. Eaters designs into KiCAD form so they can be manufactured as dedicated boards. I finally got the first module, the clock module, correct and manufactured, and you can find the designs here: https://github.com/lelandbatey/clock-module https://github.com/lelandbatey/clock-module
Here's the clock module on the printed PCB with all the components, and only one bodge wire needed (now fixed in the design): https://s16.postimg.org/gxi0plptv/2017-03-26_15.51.00.jpg https://s16.postimg.org/gxi0plptv/2017-03-26_15.51.00.jpg
- Limb 10y agoVery nice! I had the same idea, and had started laying out the designs he was using in KiCAD as well. If you haven't already I suggest picking up a copy of Digital Computer Electronics [0] by Malvino, which he uses as a basis for his designs. It's a great reference and lets you dive a little deeper into the design as well. [0] https://www.amazon.com/Digital-Computer-Electronics-Albert-Malvino/dp/0028005945/ref=tmm_hrd_swatch_0?_encoding=UTF8&qid=&sr= https://www.amazon.com/Digital-Computer-Electronics-Albert-M...