Digital and analogue electronics tinkerer

Adelaide, Australia
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This user joined on 02/06/2014.

Things I've Built

Homebrew 16-bit CPU

This is a simple CPU I made using a ROM to perform addition and hold the state machine. It works on 4-bits at a time to give a 16-bit accumulator.

32-bit TTL CPU

This machine I made as an experiment in Stack Machine architectures. The system is 32-bit clean.

Apple //c colour demodulator

I wanted full colour on my Apple //c so I put together a small board which converts the output on 15-pin connector to component video. The colour quality was very clear.

Intel 8080 Computer

I started this shortly after I left school. There's a whole lot more at

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Paulo wrote 09/13/2016 at 14:24 point

thank you for your time and generosity in sharing these marvelous projects, I ever wished to learn how to generate color, I already did a character terminal but in black and white, I searched for your  avr color generator code, Is it available for all?

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jaromir.sukuba wrote 03/29/2014 at 11:58 point
Very interesting profile. Are the details of your 16 and 32-bit CPU available somewhere on the web?

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256byteram wrote 03/30/2014 at 13:49 point
I'm terrible at keeping documentation. I've got a work directory zipped which you're welcome to look at. No schematics. I might find those later.

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