[Simh] PDP-12

Christian Brunschen christian at brunschen.com
Sat Jun 6 04:05:37 EDT 2015


http://www.pdp8.net/ works for me (whereas http://pdp8.net/ does not).

// Christian

On 6 June 2015 at 03:35, Andrew Warkentin <andreww591 at gmail.com> wrote:

> On 6/5/15, Bob Supnik <bob at supnik.org> wrote:
> > Al Kossow published a lot of new PDP-12 documents recently, so I think
> > there's enough to build a simulator. Now that SimH includes graphics
> > emulation, a PDP-12 emulator is practical, but it only makes sense if
> > software is available. Has anyone found the software systems for the
> > PDP-12? It will run OS/8 (probably), but I'm thinking of its "native"
> > software - DIAL and DEMO.
> >
> > There's nothing on Bitsavers except for paper-tapes. pdp8.org claims to
> > have some Linctapes, but they have not been transcribed. pdp8.net is
> > down (gone?). Any other sources? Because of differences in encoding and
> > bit ordering, it may take a running PDP-12 to read a Linctape.
> >
> > The PDP-12 would be easier to emulate than the Linc-8, because the 12
> > was one system that has two modes of operation, while the Linc-8 was
> > actually two separate systems. Neither was a great success, but SimH is
> > getting to the fringes of the DEC world, like the PDP-15/76, and not
> > many of those experiments were solid commercial successes.
> >
> > /Bob Supnik
> >
> http://www.pdp8online.com/ is a mirror of pdp8.net that is still around.
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