EDN

Architecting the 4-Bit Chewy Computer

There are many different ways in which we could implement our 4-Bit Chewy Computer — here are a few possibilities for you to peruse and ponder In my previous column on this topic — “Building a 4-Bit ...
EDN

Building a 4-Bit Computer: Instruction Trade-offs

If you are limiting yourself to only 16 instructions, which ones should you chose, and how do you manage without the ones that fall by the wayside? In my previous column on our project to build a ...
Electronic Design

Reviving Bit-slice Technology in a Programmable Fashion

The term "Bit Slicing" was once dominant in history books as a technique for constructing a processor from processor modules of smaller bit width where each of these components processes one field or ...
Hackaday

4-bit Microcomputer

[Michael Gardi] wrote in to let us know about his project: CPS-1: Imagining An Early 70s 4-bit Microcomputer. The CPS-1 was the first Canadian microprocessor-based computer. It was built by ...
Hackaday

Imagining The CPS-1: An Early 70s 4-bit Microcomputer From Canada

[Michael Gardi] wrote in to let us know about his project: CPS-1: Imagining An Early 70s 4-bit Microcomputer. The CPS-1 was the first Canadian microprocessor-based computer. It was built by ...