HP 1663A Logic Analyzer keyboard

[Jay Jaeger]

On 10/14/2015 3:56 PM, Chuck Guzis wrote:
> On a sudden impulse, I put in a bid for an HP1663A logic analyzer for
> $30 and won for $29.  Just got the thing--it's essentially in like-new
> condition--not even a scratch, no CRT burn and comes with the original
> set of pods and grabbers.  Not so much as a fingerprint anywhere--even
> the line cord is clean.  Must have come from a rental place.
> 
> I've got the user and programming manuals, but that keyboard jack in the
> back has me befuddled.  It's an RJ45 modular jack with the middle 4
> positions populated.  The manual only refers to it as a "standard"
> keyboard and mouse connector.  What does that mean, exactly?  What kind
> of signals does this "standard" keyboard use?
> 
> Thanks,
> Chuck
> 

HP HIL.

https://en.wikipedia.org/wiki/HIL_bus

That is why I held out for my 1672 - it has PS/2 keyboard and mouse, and
Ethernet.

JRJ