// attach interrupt to pin - interrupt 1 is on pin 2 of the arduino (confusing I know)attach...
TheSparkFun Touch Shieldis an Arduino R3 compatible shield that enables capacitive touch capabilities for your project using the MPR121 IC. The shield itself has 9 touch pads on it (conveniently numbered 1-9 in a 3x3 grid), and has headers for 3 additional electrode connections. SparkFun Touc...
Then you can find out if it is a layout issue, setup issue or something coming from the arduino board. When looking at the stream I would expect to see a touch appear as a step function in the output data. When you un-touch it should again appear as a step function and go back ...
The Touch Shield allows you to easily interface the MPR121 IC to your Arduino. It has 9 capacitive touch pads, with headers for the remaining 3 electrode connections. Repository Contents /Firmware - Example firmware for interfacing with the Touch Shield /Hardware - All Eagle board design files ...