MPR121 I2C Touch Keyboard The MPR121 Touch Keypad is a capacitive touch sensor controller controlled by an I2C interface. The

Dual-axis XY Joystick Module Description This dual-axis joystick is a combination of 2 analog potentiometer and a digital push-button. This

4*4 Matrix Keypad Universal 4 x 4 membrane keyboard with the numbers 0 – 9, characters * and #, and

Hi-link fingerprint recognition module ZW101 low-power finger detection capacitive semiconductor fingerprint identification sensor module Product introduction HLK-ZW101 is an all-in-one