Kyle Hovey has decided to build his own 8-bit CPU from scratch, out of breadboard, NVRAM chips, surface-mount transistors, and lots and lots of wire -- and he's blogged his experience, so you can ...

Intel’s fabrication plants can churn out hundreds of thousands of processor chips a day. But what does it take to handcraft a single 8-bit CPU and a computer? Give or take 18 months, about ...

I’ve thought about doing a discrete 4-bit CPU but I’m sticking with TTL for now. Once I have the bugs worked out in TTL, we’ll see about taking on a discrete version. That is a huge undertaking!