Reusing old floppy *drives*

[Pete Turnbull]

On 23/03/2010 17:35, Chuck Guzis wrote:

> As far as select--while it's nice to have a drive with select 
> jumpers, it's also possible to take an inexpensive drive that's 
> permanently wired as DS1 and simply swap the DS1 and DS0 lines at the 
> connector--not exactly the "IBM PC twist", because you want to leave 
> the motor conrol pins as-is.  So the "twist" to get a DS1-only drive 
> to recognize DS0 would be the 3-wire bundle 12-13-14.  

Er, no, DS0 is pin 10 so it would be 10-11-12.  The "IBM twist" swaps 
DS1 (Device Select B, in IBM parlance) and DS2 (Device Select A) rather 
than DS0 and DS1, and additionally swaps MotorOn with DS0.

-- 
Pete						Peter Turnbull
						Network Manager
						University of York