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by squibbles 1970 days ago
The Motorola 6809E[1] and the MC6883[2]. The 6809E was a 0.89MHz CPU (with external clock) used in the TRS-80 Color Computer[3] sold by Radio Shack. The MC6883 was the Synchronous Address Multiplexer (SAM) used to drive the display.

[1] https://en.wikipedia.org/wiki/Motorola_6809

[2] https://colorcomputerarchive.com/repo/Documents/Datasheets/M...

[3] https://en.wikipedia.org/wiki/TRS-80_Color_Computer