Hackaday

4-bit Retrocomputer Emulator Gets Custom PCB

It might be fair to suspect that most people who are considered digital natives have very little to no clue about what is actually going on inside their smartphones, tablets, and computers. To be fair ...
Hackaday

4-bit Single Board Computer Based On The Intel 4004 Microprocessor

[Scott Baker] is at it again and this time he has built a 4-bit single board computer based on the Intel 4004 microprocessor. In the board design [Scott] covers the CPU (both the Intel 4004 and 4040 ...
EDN

4-Bit Computer Subsystem Boards Are Fun and Educational

The founder of ARITH-MATIC spent a lot of time evolving these boards using a user-centric design process to create kits that are immediately intuitive, super-tactile, and fun to build. As you are ...
EDN

Building a 4-Bit Computer: Mitigating Metastability (Part 4)

How would we handle metastability in our 4-bit computer if we were to implement it as a microcontroller chip, a single-board computer, or a cabinet-based system? Now, after laying all of this ...