[rescue] Various machines for sale

Dave McGuire mcguire at neurotica.com
Wed Jan 8 12:08:00 EST 2025


On 1/8/25 08:46, Grant Taylor via rescue wrote:
>> What is this?  I have never heard of a SCSI-interfaced floppy drive.
> 
> I've seen SCSI floppy drives before.
> 
> I had some HP Apollo 735 or 785 systems years ago that had SCSI 
> connected floppy drives.  --  It was the same bus as the hard drives.

   Later HP-9000 systems too, like the internal floppy drive on the 
-382.  And many DEC workstations.

> Also, what was the interface technology for floppy drives in older SCSI 
> based Mac computers?  Did they have an IDE interface just for the floppy 
> or was the floppy SCSI?

   Neither.  Using IDE to control a floppy would be a challenge, as the 
whole "design" (using the word loosely!) of IDE is centered around the 
specific register layouts of an early Western Digital hard disk 
controller chipset.

             -Dave

-- 
Dave McGuire, AK4HZ
New Kensington, PA



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