Answer by JanKanis for How did Parallel ATA/IDE Independent Device Timing...
I think I found the main part of the answer by searching through a standards document.IDE connectors have some dedicated and re-purposed signal lines specifically for DMA. Some of these stay asserted...
View ArticleHow did Parallel ATA/IDE Independent Device Timing work electrically?
Back in the days of Parallel ATA (a.k.a. IDE) it was possible to connect two drives with a single cable. The ATA standard defines a number of modes with different speeds which the drives and the...
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