PDP-11

Dave Wade 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.

https://onedrive.live.com/redir?resid=277A0739F125010E!88626&authkey=!AEjo1kJ4FKG5jZk&v=3&ithint=photo%2cJPG

Cards are
M7264,
M7940,M9400ye
M8044ee,m7946
M8192,empty.

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>
wrote:
> >
> >> 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
the
> > 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
specifically.
>
> > ...
> >> 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
could
> > swap out the CPU card for an 11/23 or 11/73, then you could run an OS
that
> > needs memory management (Unix, or one of the DEC OS's that needs it - I
know
> > nothing of the DEC OS's for the -11, someone else here will, though).
And
> > your backplane is probably so-called Q18, limited to 256KB of memory,
but
> > 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).
>
>         paul
>
>


More information about the cctech mailing list