Wooden boatbuilding, Lugged steel bicycle frames, computers. The usual.
Tuesday 16 January 2024
EmuROM - An Open Hardware ROM emulator
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Back in the nineties I spent a couple of years doing embedded system design, plus developing ISA and EISA cards. We had some cool ...
Monday 15 January 2024
Metcal MX500P soldering iron repair
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I've been giving my soldering iron something of a flogging of late. It's a Metcal MX500P, one of the very finest irons ever to ...
Saturday 6 January 2024
FreeBee Premium
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Sunday 24 December 2023
Making the Compact Flash Coreboard more accessible (and reliable!)
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I really enjoyed the design exercise for the FreeBee main board, especially doing the whole thing without using any PLDs. It had me dr...
Monday 30 October 2023
FreeBee - A Microbee Compatible Single Board Computer
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This one is perhaps a little more ambitious than most of my vintage comupting shenanigans. It's been rattling around my head fo...
Friday 6 October 2023
A SuperPAK Coreboard
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A bit of a discussion on the Microbee forum got me thinking it'd be nice to do a simple ROM coreboard. No flash, no CF, no SD, just lots...
Friday 30 April 2021
Further work on a Microbee 1248-6 mainboard
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This is the definition of a long-term project. I have a bare Microbee 1248-6 mainboard. It's one of the later revisions of this board. B...
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