I once implemented a [partial] Z80 emulator. It is a fantastic learning project, especially if you haven't had to touch a lot of assembly in the past. Even back

I once implemented a [partial] Z80 emulator. It is a fantastic learning project, especially if you haven't had to touch a lot of assembly in the past. Even back when I did this, there were a plethora of resources on how to emulate the Z80.