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Genuine DS1210 NVRAM controllers
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25th Feb 2022, 11:59 pm
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Mark1960
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Join Date: Mar 2020
Location: Kitchener, Ontario, Canada
Posts: 1,297
Re: Genuine DS1210 NVRAM controllers
I remembered wrong, I didn’t find the schematic, but looking at an old set of notes it was using a comparator on the unregulated supply feed to the 5v regulator, so it would give advanced warning of power fail.
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