[Coco] Formatting HD floppies w/ modified controller.

Mark Marlette mark at cloud9tech.com
Thu Oct 6 20:16:49 EDT 2005


Paul,

I haven't tried the HD format which I **think** is ~500K.

Mark

At 10/6/2005 05:34 PM, you wrote:
>Mark,
>
>Can the data rate be done at .895MHz?
>Don't think so.
>
>Paul - idezilla
>
>--- Mark Marlette <mark at cloud9tech.com> wrote:
>
> > Paul,
> >
> > You must be in 6309 mode. ???? I can't format
> > as well but in 6809
> > mode it works fine.
> > Robert Gault did some work on this problem and
> > Robert please step in
> > here. I believe that he fixed it by slowing
> > down the coco at certain
> > points in the driver. Not sure... Last night I
> > was setting up a
> > system and did format on the 6309 v030205
> > system by putting the whole
> > machine in slow mode first. Still collecting
> > data on this.
> >
> > Mark
> > Cloud-9
> >
> >
> > At 10/6/2005 11:01 AM, you wrote:
> > >Well, I have been trying to format any
> > >3.5 inch floppies as /D2 and as high-
> > >density (let's say 1.31mb). Using rb1773,
> > >etc. only let me get as far as 1 or two
> > >tracks (watching the LED's) and then quitting
> > >displaying "Unit Busy Error" or some such
> > >thing. I could read older HD floppies
> > >but not format a new one.
> > >
> > >I got an older hard-drive, off-loaded
> > >CC3Disk (the patched one for 512 byte
> > >sectors) matching device descriptors,
> > >/D0, /D1 and /D2 (this one is HD). Also,
> > >Clock, the older one (soft).
> > >
> > >Made another boot floppy using these
> > >different drivers/descriptors and
> > >VIOLA! I can now format HD floppies.
> > >
> > >Hmmm, is there a problem here?
> > >[Running v325 NitrOS-9
> > >[w/ CC3Disk and Clock]
> > >
> > >Paul - idezilla
> > >idezilla- at -gmail-.-com, too.
>
>
>
>
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