So, I'm curious about the Intel aspect of this. . . The 8-bit Z80 microprocessor was designed in 1974 by Federico Faggin as a binary-compatible, improved version of the Intel 8080 with a higher clock ...

Toshiba's TLCS-90 incorporates the basic Z80 instruction set in an 8-bit µC with various peripherals. Unlike the Z80, which is a µP, the TLCS-90 can execute code from on-chip ROM and RAM. The µCs ...