Sparkfun Electronics Capacitive Touch Sensor Breakout Board - AT42QT1011

The Capacitive Touch Sensor Breakout Board - AT42QT1011 offers a single, momentary capacitive touch button with easy-to-use digital I/O pins. The AT42QT1011 is a dedicated, single-button capacitive sense chip. The chip handles monitoring a conductive area for touch. As long as a touch (e.g., from a finger) is detected, the AT42QT1011 keeps the output line high. Otherwise, the line is kept low.