Re: (Fwd) RE: 1541IDE and 1541IDE-S

From: Marko Mäkelä (
Date: 2007-12-03 15:59:55

On Mon, Dec 03, 2007 at 09:54:15AM -0500, Pete Rittwage wrote:
> > On Montag 03 Dezember 2007, wrote:
> >
> >> Furthermore, I think you should directly dump the GCR sector data (324
> >> byte/ sector) to the sectors of the HD, instead of the alreadyconverted
> >> real data, so we'd have a nibbler and a very fast mass transfer system
> >> at
> >> the same time. How exciting!
> >
> > ehrm, excuse my ignorance but... when you go down to GCR level, seperating
> > it
> > into sectors doesnt make a lot of sense. if you did that, the use would be
> > very limited.
> Yes, we could detect track capacity and just dump a track cycle.  There is
> an issue where we would need more memory in the drive to be able to
> process it.

Modern ATAPI drives should have enough cache memory for an entire 1541
track, or possibly an entire 1541 disk image, in raw format.


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