Post #2506114
2026-05-10 21:56 UTC
(spoilers if you don’t want to waste your life figuring out what is going on in the second screenshot: the words are transmitted most significant byte/word first; bit numbering within the word is as if you took LSB-first numbering and XORd bit number with 7. yes they literally bit-swapped the bytes.)
Replies (4)
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@wolf480pl@mstdn.io 2026-05-10 21:57
@mwk@donotsta.re someone plugged a ribbon cable backwards /s
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@hp@mastodon.tmm.cx 2026-05-10 22:00
@mwk@donotsta.re this almost feels like an errata, I can almost see the Verilog typo someone made. "Guess this is a feature now. - Dave, after tape out. Probably"
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@mwk@donotsta.re 2026-05-10 22:04
oh it continues “bit 0 is bit 7” statements dreamed up by the utterly deranged
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@Andy@zoner.work 2026-05-10 22:07
@mwk@donotsta.re I don't see any catgirls in that documentation