HP 1663A Logic Analyzer keyboard

Josh Dersch derschjo at gmail.com
Wed Oct 14 17:55:49 CDT 2015

On Wed, Oct 14, 2015 at 3:54 PM, Glen Slick <glen.slick at gmail.com> wrote:

> On Wed, Oct 14, 2015 at 2:25 PM, Chuck Guzis <cclist at sydex.com> wrote:
> >
> > A quick check on prices for a HP A4220-62001, adapter seems to show that
> > they aren't terribly expensive.
> >
> It has never been clear to me whether those adapter boxes actually do
> what you would want to do here, i.e. allow you to plug a PS/2 keyboard
> and/or mouse into an HP-HIL host port and allow the PS/2 devices to
> function as native HP-HIL devices.
> Some references on the net indicate that at least some of those
> adapter boxes were really just passive breakout boxes where the host
> natively supported both HP-HIL and PS/2 protocols but just had a
> proprietary connector that needed to be broken out into HP-HIL and
> PS/2 connectors.

I have one sitting in a drawer at home, I can crack it open tonight if
anyone's curious what's inside ;).

- Josh

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