Do you make stuff with knobs on?

[D.C.]

If you feel like trying out something a bit sexier than knobs and buttons here are some good resources for making capacitive touch inputs.

AN1102 - Layout and Physical Design Guidelines for Capacitive Sensing - Application Notes - Details (http://www.microchip.com/stellent/idcplg?IdcService=SS_GET_PAGE&nodeId=1824&appnote=en531109)

http://www.atmel.com/Images/doc10752.pdf

Or just go for the ghetto route and use a pencil...

Make a Touch Sensor with a Pencil Drawing - YouTube (http://www.youtube.com/watch?v=uPoKn4mbrQk)

[D.C.]

If you prefer learning in video/animation form

Capacitive sensor, Theory, application and design - YouTube (http://www.youtube.com/watch?v=QItuf6lNvmI)


Projected capacitive touch sensors, theory and design guides - YouTube (http://youtu.be/GmCE18RMEeQ)

A simple 6 button circuit:

justDIY Project Log » Interface (http://projects.dimension-x.net/archives/category/project/interface)

A slider and spinner example:

AVR Capacitive Touch Sensor Slider and Spinner - YouTube (http://www.youtube.com/watch?v=kWCsBwKYi9E)