MPR121 3x4 Tasten Tasten Tastatur Kapazitiv Touch Sensor Keyboard Keypad
6,13 €
The board also has four mounting holes that allow it to be used as an input system in place of traditional buttons. Check out the example code below for a simple way to read the keyboard. MPR121 Capacitive Touch Sensor Module I2C Interface Capacitive Touch Keypad Capacitive Touch Sensor Key Board Keypad Compatible with Arduino.
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