Single-Density NorthStar CP/M?

From: Randy McLaughlin <>
Date: Sun Feb 20 14:41:15 2005

From: "Dave Dunfield" <>
Sent: Sunday, February 20, 2005 10:37 AM
>I received some correspondence this morning from a chap asking if
> I had a copy of CP/M for the single-density NorthStar controller.
> I had thought that CP/M was never ported to the SD controller, as
> the only editions I have seen have been DD and DQ version, however
> he seems quite certain that it was available - by coincidence, I was
> looking at the READ-ME.DOC file on the LifeBoard CP/M 2.23a disk
> this morning, and there is a reference to version numbers with 'SD'
> indicating Single-Density.
> Does anyone know if there is a version of CP/M for the Single-Density
> NorthStar disk controller? If there is such a thing, I would very
> much like to obtain a copy of it.
> Regards,
> Dave
> --
> dave04a (at) Dave Dunfield
> dunfield (dot) Firmware development services & tools:
> com Collector of vintage computing equipment:

LifeBoat sold SD CP/M, I don't remember if it was 1.3 but definitely by 1.4.
I had it until around a decade ago when I lost most of my NorthStar disks in
a move.

You should post the question on usenet also.

Received on Sun Feb 20 2005 - 14:41:15 GMT

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