[vcf-midatlantic] PEP Modular Computer
mcguire at neurotica.com
Tue Feb 9 07:30:15 UTC 2021
On 2/6/21 5:52 PM, Neil Cherry wrote:
> Somewhere around here I think I have a prototype board but I have no
> idea where it is.
> I pulled some of the card and it has a 8Mhz 68K with 16K of RAM. I am
> looking for the
> manuals but I have doubts on that. It definitely has 1M of ram. The
> CIM-2 has 2 6850's
> and 2 6821 (header is there but no cable). The 2 hard drives in it are
> ST506 interface.
> There are 2 backplanes, one is triple row (male on the card, female on
> the backplane).
> The other is 2 row (male on the card, female on the backplane) and
> connected to the
> triple via an I/O board. I can't recall if one is a VME bus, or Euro Bus
> or STE Bus.
> I definitely want this up and running as it's a good example of an
> industrial micro-
> computer before the IBM PC became popular. I know it runs OS9 as that's
> what I had
> on it and the ROMs also say so. :-) Microware's OS-9 for the 68K became
> OSK which
> later became OSK. Microware OS-9 still exists and supports a large
> number of
> processors including the one for the Raspberry Pi.
Yup, definitely very interesting hardware. I'll have to keep my eyes
open for that stuff.
I have no experience with OS-9, but have taken an interest in it over
the past few months. I'm slowly putting together a 6809-based system to
run it on.
Dave McGuire, AK4HZ
New Kensington, PA
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