Tag: Processors

Designing an Intel 8008 Computer. Part 1: Power, Clocks and Signals

0 commentsCircuitsIntel 8008Uncategorized8008circuitsclocksm-cyclesProcessorst-states

The Intel 8008 was the second microprocessor, and the first 8-bit one, as well as being the first microprocessor to go on general sale. It’s an interesting and quirky beast which was constrained by bleeding edge technology and a curious edict from the Intel management. In terms of history, the 8008 was designed under contract ….  Read More

Comparing Datapoint 2200, 8008, 8080 and Z80 Instruction Sets

0 commentsDatapoint 2200Intel 8008Uncategorized80088080assemblerDatapointDatapoint 2200Instruction setsIntelOpcodesProcessorsZ80Zilog

Before Intel created the 8080 it designed the 8008, the first eight bit microprocessor, and the first microprocessor to go on general sale. The 8008 was designed as a single chip version of the TTL processor in the Datapoint 2200, itself the first desktop computer. I’ve long known that the Datapoint 2200 had a very ….  Read More