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Teardown Tuesday
Inside a 1973 vintage programmable scientific desktop calculator.
The P2102 is a 1K x 1 bit SRAM, so looks like a 4 bit processor architecture.
Forum: http://www.eevblog.com/forum/blog/eevblog-663-compucorp-322g-calculator-teardown/
Teardown photos:
Podcast: Download
More mailbag! 00:00 – Jumperless Breadboard from Architeuthis Flux & WokWi https://www.tindie.com/products/architeuthisflux/jumperless/ https://hackaday.io/project/191238-jumperless/log/222858-getting-started-using-your-jumperless https://wokwi.com/ https://www.digikey.com/en/maker/projects/jumperless/2e62cc88ee6145bc924041dd486de76f …
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