Sparkfun Electronics SparkFun 12-Button Keypad

The SparkFun 12-Button Keypad is a basic 12 button keypad that has been designed for easy user input and functionality. The buttons are set up in a matrix format. This allows a microcontroller to ‘scan’ the 7 output pins to see which of the 12 buttons is being pressed. Basic 12 buttons keypad from SparkFun; Matrix format; Designed for easy user input and functionality; Pressure detection through the 7 output pins