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Vintage Computers Any vintage computer systems, calculators, video games etc., but with an emphasis on 1980s and earlier equipment.

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Old 9th Apr 2025, 2:36 pm   #1
ScottishColin
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Join Date: May 2012
Location: Perth, Scotland
Posts: 2,436
Default Commodore 2040/3040 and 4040 diagnostic ROM

Interesting discovery here:

https://github.com/piersfinlayson/cbm-ieee-disk-diag-rom

Youtube video shoing it in action here:

https://www.youtube.com/watch?v=ojbuZWuedMY

Colin.
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