Re: MouseDesk

["Bill Garber" <willy4SPAM6pa@comXcast.net>]

"Wayne Stewart" <waynes@telus.dotnet> wrote in message
news:y8zjb.3803$BS6.1165@edtnps84...
>
> Bill Garber wrote:
> > "Wayne Stewart" <waynes@telus.dotnet> wrote in message
> > news:QZKib.17603$Pe5.15642@edtnps84...
>
> >>The IIc+ uses the IWM.
> >
> > If this is the case, then it may be possible to make
> > the IIc use a regular Apple 3.5" disk drive. Do you know
> > if the difference is simply firmware?
>
> I don't believe it can be done. As I recall when Apple decided
> to produce A IIc with a 3.5" drive they first had to add some
> hardware to let the IIc work with a regular 3.5" drive because
> the 1mhz processor couldn't keep up. I believe the engineers
> spent a fair bit of time developing that and right after solving
> it somebody decided to up the speed. At 4 mhz there wouldn't have
> been any trouble getting a IIc to use a regular 3.5" drive. I also
> recall that rather than scrap it and start over they were supposed
> to have left the modifications they made to let a 1mhz IIc+ use
> regular 3.5" drives in the production boards. You could likely test
> that by changing the oscillator so the IIc+ can't run any faster
> than 1mhz.

And yet all the while I am being told that any acceleration must
be over-ridden to 1 mHz for disk access or trashing disks will
ensue. This is NOT the first time there has been a conflict in the
data I am being given. It can't be both ways. Which is it?

Bill @ GarberStreet Enterprizez };-)
Web Site - http://garberstreet.netfirms.com
Email - willy4SPAM6pa@comXcast.net
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