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Re: 3.5 controller in the //c+
- Subject: Re: 3.5 controller in the //c+
- From: "julian814" <julian814@hotmail.com>
- Date: 25 Jun 2005 08:25:17 -0700
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Ed Eastman wrote:
> Lockar wrote:
> >
> > What kind of controller is in the Apple //c+?
> The fiormware in the IIc+ was a little different. Tehy rewrote teh 3.5
> dis routines to allow the IIc+ to use a 3.5" drive at 1MHz without need
> of the daughter/preprocessing board of the Unidisk 3.5" drive. Then
> they put in an accelerator... (Doh!)
>
> So it is unique to the IIc+ but does the basic block I/O necessary for
> standard disk access. I do not know about hte firmware for the 5.25"
> controller.
>
> Maybe do a c600l from the monitor and have a look.
If I understand you correctly, that would mean I could use a GS 3.5"
floppy drive as an external drive on a //c+ instead of having to use a
Unidisk, right? Cool! That information may come in handy. ;-)
Ralph Glatt