11/782 (was: Any own an 11/725...?)

Johnny Billquist bqt at Update.UU.SE
Mon Oct 24 04:20:23 CDT 2005


On Sun, 23 Oct 2005, Sridhar Ayengar <ploopster at gmail.com> wrote:

> Johnny Billquist wrote:
> > But the hardware I still keep around is much more interesting... :-)
>
> Sometime in the future, I wouldn't mind trying to put an 11/782
> together.  Anyone know where I might be able to find some information
> about the interconnect hardware?

There basically isn't any (hardware, that is).
The 11/782 was not an SMP design. It was two CPUs with shared memory,
where one CPU acted as a slave to the other. All I/O was on the primary
CPU as well. The second CPU was just a computing resource.

I haven't (yet) found any references to any interconnect hardware apart
from the dual-ported memory boxes.

Maybe someone else knows some more details?

Appearantly, it wasn't much faster than a normal 11/780 either, so some of
the machines appearantly got split up into two separate 11/780s instead.

	Johnny

Johnny Billquist                  || "I'm on a bus
                                  ||  on a psychedelic trip
email: bqt at update.uu.se           ||  Reading murder books
pdp is alive!                     ||  tryin' to stay hip" - B. Idol


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