Capacitive Touch Key Pad 16 keys 4x4 TTP229 16-teeth must be pulled to 3

must be pulled to 3

BeagleBone Black is focusing on higher expansion

Works with any Arduino Uno and mega compatible boards

effectively reduce polarization

it is also called " magnetron

Capacitive Touch Key Pad 16 keys 4x4 TTP229 16-teeth must be pulled to 3Capacitive Touch Key Pad 16 keys 4x4 TTP229 The TTP229 Touch switch digital sensor is a capacitive sensing design specifically for touchpad controls. The device built in regulator for touch sensor. A stable sensing method can cover diversity conditions. 16 key board TTP229 capacitive touch sensor IC onboard power indicator working voltage: 2. 4V 5. 5V the module can be set to output mode, the key output mode, the longest time and fast output low power