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From: daemon@ucbvax.BERKELEY.EDU (The devil himself)
Newsgroups: mod.computers.vax
Subject: Re: While we're talking about the VT2xx keyboard
Message-ID: <8603091338.AA06144@ucbvax.berkeley.edu>
Date: Sun, 9-Mar-86 08:01:32 EST
Article-I.D.: ucbvax.8603091338.AA06144
Posted: Sun Mar  9 08:01:32 1986
Date-Received: Tue, 11-Mar-86 00:21:04 EST
References: <8603060713.AA11712@edison.UUCP>
Organization: The ARPA Internet
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Approved: info-vax@sri-kl.arpa

> Does anyone have any technical info on the LK201? I know the pin configuration
> of the keyboard connecter and I believe that it sends/receives data with an
> 8251 UART. (Haven't opened up the keyboard to look - yet :-) ).
> 
> I need to know the framing of the data, the scan codes, and if there is
> any protocol involved (like make/break on the IBM-PC). I haven't tried
> our favorite computer company yet for the information because I'm sure
> they will want money. (My budget is so small that I can't buy paper clips :-( )
> tom allebrandi		general electric automation controls operations
> ta2@edison.uucp		edison!ta2%virginia@csnet-relay.arpa
> (804) 978-5566		box 8106, charlottesville, va, 22906

There is a book called something like "Professional 350 Technical Reference
Manual" you can get from DEC.  One chapter of it is devoted to the LK201
keyboard.  It contains everything you'd ever want to know about the LK201,
short of a schematic.
--
Larry Campbell                                 The Boston Software Works, Inc.
ARPA: maynard.UUCP:campbell@harvard.ARPA       120 Fulton Street
UUCP: {harvard,cbosgd}!wjh12!maynard!campbell  Boston MA 02109