ajp166 at verizon.net
Sat Apr 10 09:29:38 CDT 2010
Steven Hirsch wrote:
> On Fri, 9 Apr 2010, allison wrote:
>> Steven Hirsch wrote:
>>> Thanks to Dave Dunfield's fine work, I have my Horizon system up and
>>> One thing still puzzles, me though: Is it possible to create and
>>> boot SD diskettes on a DD system? When I boot at DD and bring up
>>> NST, it cheerfully writes a SD diskette from an image. However,
>>> that image will not boot. Should this work?
>> Yes, however you must forst format the disk as DD and when you do the
>> copy you must also specify DD for the destination. Its in the
>> horizon DD manuals.
> Huh. Don't recall seeing anything about that, but will re-check.
I misread. A DD controller will only boot DD and the SD controller will
only boot SD.
The DD controller can read SD disks.
Also there is such a thing as NS* dos being SD only as earlier version
didn't know of the
DD controller. I believe the DD controller came after V5.2.
>>> Next hurdle is getting the Morrow Disk Jockey 8" controller hooked
>>> in. Some of the diskettes I received with the unit (none of which
>>> boot) have Basic and ASM programs that look like they're intended as
>>> support for the DJ controller. Without documentation, this is going
>>> to take a bit of experimentation, I think.
>> Get docs as that will save a huge amount of time. They are likely on
>> Bitsavers or other archives.
> I have the Morrow Design docs, but the software discussed is all for
> CP/M. This box came with a bunch of BASIC and ASM programs that look
> like they are intended to patch N*DOS for the 8" controller. Cannot
> find anything out about them, though, thus the comment about trial and
Memory says Morrow never bothered with NS*dos only CP/M but it tould be
iteretesting to see
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