[comp.misc] Callan Unistar 100 and Multibus disk controllers

dieter@nmt.edu (The Demented Teddy Bear) (10/18/88)

Hi.  Does anyone have any information on the hard disk controller used
by Callan Data Systems in their Unistar 100?  As far as I can tell, the
company is defunct, and I never got any documentation on this beast.
I can boot off of floppy (it's a Unix-oid, circa 1982), but then proceed
to get "busy timeouts" trying to find the Winchester, presumably for
swapping purposes.

The system looks to be a fairly standard Multibus design, but no useful
identifying marks exist on the controller.  The CPU and floppy controller
are from Callan, the Multibus memory card is from Micro Memories, but
that's all I can decipher.

Help?

Dieter
P.S.  For those regular readers of comp.misc, yes, this is a re-wording
of my regular bi-monthly posting on this topic.  I'll shut up when A) I
get a response, or B) I lose net access.  Surely *someone* has a box made
by Callan and is willing to admit it....
-- 
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