LAUGHTON ELECTRONICS


Computer Arcana: Bits and Gates

MC14500 block diagram

Bride of Son of Cheap Video - the KimKlone
This is the story of an extremely unusual microcomputer. An industry-standard CPU chip is dramatically enhanced by off chip circuitry - a coprocessor - that boosts the machine's capabilities into a different class.

The Diablo Proprietary CPU
This page describes the "brain" of a Diablo 1345 printer: not a microprocessor but a fascinating proprietary engine built out 3 PROM's and some TTL chips.

One-Bit Computing at 60 Hertz
No Cray, this, but it earns its keep. A valid yet amusing design.

coming soon:

The 805 Logic Box - another custom one-bit computer

The Prime 100 - my work with a TTL-based minicomputer


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