[Coco] emulator problem

Robert Gault robert.gault at worldnet.att.net
Mon Jul 12 22:28:46 EDT 2004


John Donaldson wrote:
>  I have JC's 6309 coco3 emulator running with the lastest nirtos9. I 
> have one problem so far.
> 
> My system is a old IBM 486 DX2 desktop
> 32Meg memory
> DOS 6.2
> 144/720 3" drive in A:
> 360K DSDD 5.25" drive in b:
> 
>   I can format and even copy files over to both the 3" and 5.25 drives 
> just find using DSKINI from
> MSDOS, but when I try and read or format the same drives from NitrOS9 
> they fail.
>   If I attemp to read I get a seek error.
>   If I try and format it, the first part seems to work, I can here the 
> frive step and it asks for a disk
> naem, then when it is suppose to do the format, it fails. I have tried 
> two different 5.25 360K
> DSDD drives, smae effect. I do NOT have any COCO3 or COCO1/2 systems to 
> the 5.25"
> drives on.
> 
> Any ideas???
> 
> John Donaldson
> 
> 
> 
John, try the following. Create a /T40 /D floppy from the NitrOS9 image 
with DSKINI.EXE and then use RETRIEVE to create two new 40 track images 
of the front and back sides of the floppy.

Mount these single sided images as drive 0 and drive 2 in the emulator 
and see what happens.




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