The Commodore 128 had two processors, a 8502 and a Z80, and could run in C128, C64 or CP/M modes. The Z80 was used in CP/M mode. It would be interesting to see

The Commodore 128 had two processors, a 8502 and a Z80, and could run in C128, C64 or CP/M modes. The Z80 was used in CP/M mode. It would be interesting to see which mode the software runs in. I know there is still a POS system for the Commodore 64 sold and supported.