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Article #716

ABM Z80 Co-processor card, 3270 Comms Co-prcessor card

#716
From: Chong Lee
Date: Fri, 23 Nov 1990 10:57
28 lines
1709 bytes
I have an XT-based coprocessor card in my possession now without any
software to drive it. It is a

        ABM Z80 board FAB 5000-1 REV C

A flip through PC Magazine (pg 342 Jan 24 1984) revealed that it is
marketed by

        ABM Computer Systems
        3, Whatney, Irvine
        California 92714
        (714) 859-6531

Quoting from the advertisement

        "ABM's PS-3270 Subsystem uses our intelligent communications
        co-processor (ICP) board featuring a Z80B processor with 64K
        memory, 4 serial portts, a parallel printer port and powerful
        multi-tasking emulation software. ...."

*Anyone can help with schematics or software ?. Thanks in advance.

--------------------------------------------------------------------
Chong L. Lee        rcocl@minyos.xx.rmit.oz.au
                  ..!uunet!munnari.oz.au!rcocl@minyos.xx.rmit.oz
Communications and Electrical Dept.
Royal Melbourne Institute of Technology Ltd.
Melbourne, Victoria 3000, Australia.
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From: usc!samsung!munnari.oz.AU!goanna!minyos!minyos.xx.rmit.OZ.AU!rcocl@APPLE.BITNET (Chong Lee)
Newsgroups: comp.protocols.ibm
Subject: ABM Z80 Co-processor card, 3270 Comms Co-prcessor card
Message-ID: <9011240048.AA25577@lilac.berkeley.edu>
Date: 23 Nov 90 10:57:41 GMT
Sender: daemon@ucbvax.BERKELEY.EDU
Reply-To: Chong Lee
              <usc!samsung!munnari.oz.au!goanna!minyos!minyos.xx.rmit.OZ.AU!rcocl%APPLE.BITNET@lilac.berkeley.edu>
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