[Coco] Emulator Disk sizes - was Crunch? Urbane
Paul Fitch
pfitchjr at bellsouth.net
Mon Jun 1 18:18:22 EDT 2009
I've tried other emulators and I like VCC the best. That does not mean that
I consider it to be "finished". I will say that I've been a bit of a file
hound in the last 18 months or so, and this is the FIRST disk I've ever
tried to use that was rejected. I noticed right away that it was smaller
than the hundreds of other .DSK and .OS9 disk images I have in my
possession.
> -----Original Message-----
> From: coco-bounces at maltedmedia.com
> [mailto:coco-bounces at maltedmedia.com] On Behalf Of Robert Gault
> Sent: Monday, June 01, 2009 7:23 AM
> To: CoCoList for Color Computer Enthusiasts
> Subject: Re: [Coco] Crunch? Urbane
>
> Stephen H. Fischer wrote:
> > Hi,
> >
> > Robert Gault says the problem is with VCC, whatever that is.
>
> VCC is a Coco3 emulator. It has problems with disk images
> that are not full sizes - 35 or 40 tracks - when there is
> data in T0S1. In those cases, the size of the image is
> calculated from LSN0 as if the disk were an OS-9 disk. That
> is why the Urbane.dsk image does not work with VCC.
>
> What ever was used to create the disk image placed ubn_in.txt
> in gran 0 and then did not populate unused sectors at the end
> of the image so it is less than a full 35 tracks.
>
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