[Coco] So, I have this NitrOS-9 disk...

Arthur Flexser flexser at fiu.edu
Fri Oct 11 20:52:48 EDT 2013


Assuming that that version of NitrOS-9 can run with a stock 6809 CPU....

I'd suspect a bad CPU as a possibility, if the crash occurs under
circumstances where there is prolonged, continuous drive activity.  A
bad halt line could be the culprit, and you don't notice it under
RSBasic because of the lack of intensive drive activity.  Have you
tried loading in a long Basic program?  If that works okay, then the
problem probably isn't the CPU.

Art

On Fri, Oct 11, 2013 at 6:15 PM, Christopher Smith <csmith at wolfram.com> wrote:
> Hey everybody,
>
> I've been trying to boot a NitrOS-9 disk I got from Cloud-9 a while ago.  It's a level 1 disk, apparently for the regular CoCo with the stock CPU.  It seems to load the kernel ok, prompts for the time, and then the system won't accept any input from the keyboard and the drive light just kind of stays on.  Any ideas?
>
> Chris
>
> --
> Christopher Smith
> Systems Engineer, Wolfram Research
>
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