I'm talking about the DEC Q-BUS DSA world where there never was any ATA :-)
Nigel Johnson, MSc., MIEEE, MCSE VE3ID/G4AJQ/VA3MCU Amateur Radio, the origin of the open-source concept! Skype: TILBURY2591 [email protected] On 2021-02-11 1:03 p.m., Chuck Guzis via cctalk wrote: > 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. > > --Chuck >
