3.5" floppy drive question(s)

[Sridhar Ayengar]

Jules Richardson wrote:
> Chuck Guzis wrote:
>> The first issue is to get the drive to ignore the difference between 
>> 1.44MB and 720KB media 
> 
> I think drives nearly always do the detection via a microswitch, don't 
> they? (It wouldn't surprise me if at least one wasn't using some kind of 
> optical arrangement). In the event of no jumper, cutting traces or 
> bridging switch pins with solder should do the job I would have thought.

IBM PS/2s did it optically.

Peace...  Sridhar