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“Wireless World Magazine in January and June 1981 published this design. Reproduced on solderless breadboards using the original Monitor ROM The Nanocomp 6809 was a simple microcomputer design published in Wireless World magazine in 1981, with a 25 key keypad …

“Clocks are a problem for me, I keep designing them but I never seem to finish building my designs. I’m not really sure why. Maybe it’s because I limit myself to using only TTL logic, or that my …