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Showing results for tags 'MPR121'.
Hello All! I'm having trouble achieving I2C communication with Sparkfun's MPR121 I2C capacitive touch sensor breakout board. I've used the breakout board (and code) many times before with the Arduino, but for some reason I can't get it to work with the MSP430G2553 and Energia. I'm using an MPR121 library found at http://bildr.org/2011/05/mpr121_arduino/ to help with register configuration. My code compiles fine, but I'm trying to print the output from the touch sensor to the serial monitor and nothing is showing up, so I'm assuming the touch sensor isn't working. I kno