RP2040-Zero Touch Sensor
+-----------+ +----------+
| | GND -------- | GND |
| RGB-LED | | |
| (GPIO 16) | GPIO 2 ----- | I/O |
| | | |
| | 3.3V ------- | VCC |
+-----------+ +----------+
Connect the Touch Sensor (TTP-223) to RP2040-Zero:
- Connect the GND pin of the touch sensor to a ground (GND) pin on the RP2040-Zero board.
- Connect the I/O pin of the touch sensor to GPIO 2 on the RP2040-Zero board.
- Connect the VCC pin of the touch sensor to a 3.3V power source on the RP2040-Zero board.