dave.g4ugm at gmail.com
Wed May 11 15:53:20 CDT 2016
I thought I had attached a pic of the card layouts, I assume these are
deleted... Here is a link... Sorry it's long.
Also have loose grant card....
On 11 May 2016 20:46, "Paul Koning" <paulkoning at comcast.net> wrote:
> > On May 11, 2016, at 3:30 PM, Noel Chiappa <jnc at mercury.lcs.mit.edu>
> >> From: Dave Wade
> >> I have recently a PDP-11 which apparently came from a VAX console.
> > If that's really where it came from, it's a QBUS 11/03. (And IIRC only
> > 780 had a PDP-11 console, although I'm not a VAX expert.)
> Some others had a PRO as their console. Don't remember which models
> > ...
> >> I have done lots of searching and there doesn't seem to be a simple
> >> list of what can run on it
> > Well, nothing that needs memory management - at least, as it sits. You
> > swap out the CPU card for an 11/23 or 11/73, then you could run an OS
> > needs memory management (Unix, or one of the DEC OS's that needs it - I
> > nothing of the DEC OS's for the -11, someone else here will, though).
> > your backplane is probably so-called Q18, limited to 256KB of memory,
> > that's easy to upgrade.
> The 11/03 should run RT-11 nicely. Limited RSX, possibly; I don't know
those details. RSTS V4 also runs on unmapped PDP-11 systems, but that OS
only supports Unibus machines and a very limited set of disk controllers
(which doesn't include floppies).
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