Re: TI-H: A/B Switch

To: ti-hardware@lists.ticalc.org
Subject: Re: TI-H: A/B Switch
From: "David Knaack" <dknaack@hotmail.com>
Date: Tue, 18 Aug 1998 12:06:22 PDT
Delivered-To: ti-hardware-outgoing@towerguard.unix.edu.sollentuna.se
Reply-To: ti-hardware@lists.ticalc.org


>From: Greg Hill <gregh@xmission.com>
>On Tue, 18 Aug 1998, Gregory Whitmore wrote:
>> Anyone know what lines are switched in a parallel prot A/B switch?
>>Or maybe a schematic somewhere? 
>
>Generally an A/B switch is used as an alternative to crawling under the
>desk to physically unplug one cable and plug the other in. So an A/B
>switch should be wired straight-through; in other words, pin 1 to 1, 2 
to
>2, 3 to 3, and so on for how ever many pins your switch has.

Generally, a Parallel port switch switches all the lines, else you'd
be sending or reading signals from two different parallel devices.

DK

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Follow-Ups:

TI-H: Protel 98 definitions

From: Grant Stockly <gussie@alaska.net>

RE: TI-H: A/B Switch

From: "Gregory Whitmore" <gwhitmor@bellsouth.net>