The project aims to emulate an old good Z80 machine on an AVR ATmega88 microcontroller to be able to run software that has to be CP/M machine emulated. A Turing-complete device with enough storage is ...

There is no CPU that is better understood than the 6502 and its cousins the 6510, 6507, 6509, and whatever we’re calling the CPU in the NES. With this vast amount of documentation, just about anything ...

Like many hackers, [Tom Szolyga] has soft spot for the venerable Z80. The number of instructions and registers made it relatively easy to program in ASM, and he still has fond memories of the ...