Reading ESDI disks

Chuck Guzis cclist at
Thu Feb 11 12:03:30 CST 2021

On 2/11/21 9:40 AM, Nigel Johnson via cctalk wrote:
> Doesn't ATA transfer the data in parallel?  ESDI uses the same two
> connectors as MFM (20/36 IIRC) , and transfers the data serially.  The
> difference between MFM and ESDI is that MFM transfers the raw analogue
> data over the cable but ESDI transfers digital serial data.
I was speaking about the interface to the controller.  Of course, if you
don't have the right controller, all bets are off.


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