[Noisebridge-discuss] capacitive touchscreen

Corey McGuire coreyfro at coreyfro.com
Mon Jan 28 17:31:10 UTC 2013


Make a light curtain! That way people just have to poke AT the numbers and
won't have to touch some piece of hardware with their dirty, slime, grungy
shop fingers ;-)


On Mon, Jan 28, 2013 at 1:32 AM, Ray <waywardengineer at gmail.com> wrote:

> I'm making a keypad for the access control system at the Boxshop, and i
> thought a fun idea would be to have the numbers be glowing in the middle of
> a clear window into the room that the keypad is for(numbers themselves
> would probably etched into a piece of clear plastic that's lit from the
> edges). Then people would touch the numbers and the sensing would be done
> by a capacitive touchscreen
> I didn't have much luck googling for a touchscreen that you could just
> buy, so i was wondering if anyone had any experience buying/hacking out of
> a cheap or broken tablet/making one?
>
>
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-- 
Everything should be made as simple as possible, but no simpler - Albert
Einstein <http://en.wikipedia.org/wiki/Albert_Einstein>
Simplicity is the ultimate sophistication - Leonardo Da
Vinci<http://en.wikipedia.org/wiki/Leonardo_Da_Vinci>
Perfection is reached not when there is nothing left to add, but when there
is nothing left to take away - Antoine de Saint
Exupéry<http://en.wikipedia.org/wiki/Antoine_de_Saint_Exup%C3%A9ry>
Keep It Simple Stupid - Kelly
Johnson<http://en.wikipedia.org/wiki/Clarence_Johnson>
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