CoCo OS/9 was: TRS-80 floppy

Dave Wade dave.g4ugm at
Mon Jul 23 03:39:38 CDT 2018

> -----Original Message-----
> From: cctalk <cctalk-bounces at> On Behalf Of Charles Dickman
> via cctalk
> Sent: 22 July 2018 23:38
> To: W2HX <w2hx at>; General Discussion: On-Topic and Off-Topic
> Posts <cctalk at>
> Subject: CoCo OS/9 was: TRS-80 floppy
> So what does it take to get OS/9 running on a Radio Shack Color Computer?

Depends on which OS/9. In recent years it has had a chequered history. But basically a boot disk.

> I have a Color Computer 2 (? 64k and non-chicklet keyboard) 

That’s a bit limiting for OS/9. I think that limits you to OS/9 level 1.

> and have always
> wanted to get it working with a disk OS. What do I need? I see a reproduction
> floppy disk controller on ebay. I would rather skip that and go straight to
> some kind of sold state memory.

I would get a COCO SDC.

you get two drives from an SD card, and two from DriveWire a host program you run on a PC.

> Suggestions or pointer to active groups?
Very active mail list.


> On Sun, Jul 22, 2018 at 5:31 PM, W2HX via cctalk <cctalk at>
> wrote:
> > Not mine, just thought it might interest some here
> >
> -chuck

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