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TD4 CPU is a "4bit CPU that runs". It is very interesting for what can be done with so little.
Project Owner Contributor

TD4 CPU

agpcooperagp.cooper

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Simple 4-bit CPU consisting of 11 TTLs. Circuit is duplicated from the one in a Japanese book "how to make CPU", "CPUの創りかた"
Project Owner Contributor

TTL based 4-bit CPU

microwavemontmicrowavemont

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