HP-HIL Keyboard Design


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  1. #1
    Join Date
    May 2012
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    Merseyside, UK
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    Lightbulb HP-HIL Keyboard Design

    Hello all.

    An interesting project has come my way.... To design a bespoke keyboard outputting a few function keys and trackerball via HP-HIL to an old HP Workstation, There are 10 needed in total

    Has anyone done similar or have any ideas

    Thank you for reading

    Andy

  2. #2
    Join Date
    Sep 2009
    Posts
    707

    Default Re: HP-HIL Keyboard Design

    Use HIL to PS/2 converter. Then send data from pic using PS/2 protocol. I think you have example on somewhere forum.
    As far as I know HIL use dedicated IC for interfacing device MCU to HIL Bus.

  3. #3
    Join Date
    May 2012
    Location
    Merseyside, UK
    Posts
    237

    Default Re: HP-HIL Keyboard Design

    Was thinking of using PS2.... Then converting !

    Need to get back to this ...

    Thank you for reply

    Andy

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