Re: TI-H: Serial Mouse / other interface

To: ti-hardware@lists.ticalc.org
Subject: Re: TI-H: Serial Mouse / other interface
From: larry1492@juno.com (Larry G Currie)
Date: Thu, 18 Dec 1997 20:49:56 -0500
Cc: ti-hardware@lists.ticalc.org
References: <19971216063737.4415.qmail@hotmail.com>
Reply-To: ti-hardware@lists.ticalc.org

Moreover, a touchscreen requires a voltage grid that you must calculate
the position of interruption in the field. CAn we say Battery Drain.
~Larry C
Larry1492@juno.com

On Tue, 16 Dec 1997 06:37:36 GMT "Muhammed Galadima"
<mj_galadima@hotmail.com> writes:
>
>The calc can only have 2 inputs. The touch screen you describe would 
>require 3 - one for x-coord, one for y-coord. and a third to tell if 
>it 
>is being touched. And you'd have to continuously read the third input 
>anyway, so it makes no difference.
>

References:

TI-H: Serial Mouse / other interface

From: "Muhammed Galadima" <mj_galadima@hotmail.com>

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