• Rejected and dejected... [Fanuc IC647WMI620 / WS6AI eludes me]

    From Louis Ohland@ohland@charter.net to comp.sys.ibm.ps2.hardware on Wed Apr 17 20:10:23 2024
    From Newsgroup: comp.sys.ibm.ps2.hardware

    I am findting no love [documentation-wise] on the Fanuc Parallel
    Interface adapter, IC647WMI620 / WS6AI.

    Mike Lycett sendt me feelthy-feely images of the -620 daughtercard and
    main card, there is a pair of 8-bit bitslicers on it, 29 tiny SOC fuses,
    and seven [IIRC] 16 pin diode DIPs [8x diode per device]. Some SIMMple discrete logic, 11 SIPP resistor networks...

    I have no idea of what flavor of parallel we have, that is a helluva lot
    of protection for a lowly printer port. There is ZEERO discrete parallel controller on the daughter -OR- base card. It has two eight position DIP switches with NO legend. On an MCA card.

    My spidey senses tingle with visions of RS-485 configuration akin to the OPTO-22 brain boards. My SWAG those set the address and termination for
    a multi-drop RS-485, and I wandt nothing with flipping those switches to
    all 16 squared combinations.
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