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From: roger@hpnmdla.hp.com (Roger Petersen)
Newsgroups: sci.electronics
Subject: Re: HP28S serial interface
Message-ID: <7380020@hpnmdla.hp.com>
Date: 6 Apr 91 05:17:15 GMT
References: <1991Mar27.024649.17275@watdragon.waterloo.edu>
Organization: HP Network Measurements Div, Santa Rosa, CA
Lines: 12

In sci.electronics, nq <aehammond@dahlia.uwaterloo.ca> writes:

| I am looking for some pointers to information on the HP28S scientific
| calculator's hardware. Specifically, I wish to give it serial input
| capabilities.

Don,

You may want to try posting this to comp.sys.handhelds.
There are lots of calculator hackers there (granted, more software focused).

Roger