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by LionessLover 3682 days ago
https://en.wikipedia.org/wiki/U880

> The U880 is an almost identical copy of Zilog's 8-bit Z80 microprocessor.

I wrote my first machine-level programs on that chip (I didn't have an assembler, only a dis-assembler, so I hand-translated the code and then used the dis-assembler to check if I had made typos).