Once I used one 1/4 VGA with matrix touch screen.
It was just a 7x11 matrix so you can use it just like
a 7x11 keypad. They are made by Nan Ya but you can
find them in USA at http://www.hantronix.com

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===================================================
-----Mensagem original-----
De: Shahid Sheikh <sheikh@EROLS.COM>
Para: PICLIST@MITVMA.MIT.EDU <PICLIST@MITVMA.MIT.EDU>
Data: Quarta-feira, Fevereiro 17, 1999 03:14
Assunto: [OT] Touch screen LCD Displays


>Has anyone got any experience with touch screen LCD displays? If so what
are
>the cheapest sources and the easiest way to hook them to a PIC. I would
>assume they have a bi-directional serial input/output.
>
>Shahid
>