Practical Electronics CHAMP/Tangerine Microtan 65

From: Tony Duell <>
Date: Thu May 22 16:55:00 2003

> Since you mention it, I had been thinking about
> designing and building a processor from scratch from
> TTL devices. I am slowly accumulating TTL chips as I

It's not that hard. There have been several commercial 12 or 16 bit
processors built using appoximately 100 TTL packages (perhaps with some
small PROMs as control store too). Designing such a processor is not a
difficult job either...

Received on Thu May 22 2003 - 16:55:00 BST

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