[Coco] Floppy disk problems with Nitros9

Boisy G. Pitre boisy at boisypitre.com
Tue Aug 17 15:59:29 EDT 2004


On Aug 17, 2004, at 2:49 PM, Charlie wrote:

> When I use Nitros9 3.02.01 I can not seem to reliably format or backup
> floppy disks.
> My disk controller is a Disto SCII with a PC360K floppy (/d0) and the 
> fd-502
> floppy (/d1).
>
> Many disks will show errors while formatting. Some format fine, then 
> backup
> fine but start spitting out errors during Verify.
> As a comparison I booted up my own "customized" OS-9 and had no 
> troubles.
>
> I get many more problems trying to use HD disks than regualr 360K 
> disks. I
> have used HD disks since the 90s with never any trouble on my system.
>
> My os-9 has commands in the startup that say dmode /d0=3 or something
> similar.
>
> Is there some way to fix this problem in 3.02.01, a work around?
>
There has been some confusion on my part as to the use of bit 1 of 
IT.DNS (i.e. dmode /d0 dns=3).  Try dmode /d0 dns=1 and then format.

BTW, is there a particular reason you're not using 3.2.4?

Boisy




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