Embedded PDP-11 Processors

From: Bill Pechter <pechter_at_bg-tc-ppp1560.monmouth.com>
Date: Tue Sep 18 16:59:25 2001

> DEC used embedded PDP-11 processors in many different places. There's
> the console for some of the VAX systems, and I've read some of the
> DECsystem-10 or DECSYSTEM-20 systems used a PDP-11 as a console system.
> Other uses of the PDP-11 that I know of are the HSCxx controllers and
> some of the printers. Where else did the PDP-11 get embedded? I know
> the HSZxx/HSDxx/HSJxx controllers used an Intel i960 processor, so
> there's no PDP-11 there.
>
> And speaking of the HSCxx controllers, are the PDP-11 controllers
> customized or is there a standard QBUS or UNIBUS system in there?
> --
> Eric Dittman
> dittman_at_dittman.net
> Check out the DEC Ethusiasts Club at http://www.dittman.net/

My last DEC Field Service experience was with HSC-50's.
They had their own bus (no name known by field service).
I thought they went from F11 CPUs to J11 CPUs in the later ones (HSC70).

I wondered if they ever used 78032 (uVaxII chips) in some of them.

Bill

-- 
  d|i|g|i|t|a|l had it THEN.  Don't you wish you could still buy it now!
  bpechter_at_shell.monmouth.com|pechter_at_pechter.dyndns.org
Received on Tue Sep 18 2001 - 16:59:25 BST

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