1. 19

  2. 7

    It’s capable of running CP/M and Microsoft basic. Some find it cheating that the author is using an atmega32A, but it helps to keep the cost down and makes it easier for inexperienced people playing with a real Z80.

    There are also PCB’s available for those interested to build it. You can get them here: https://github.com/WestfW/4chipZ80