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Circuitpython Hardware Mpr121 Capacitive Touch Breakout
AdafruitCircuitPython
A breakout board for the MPR121 capacitive touch sensor, interfaced via I2C.
In stock
Specifications
1- Connectivity
- I2C interface for MPR121 sensor.
Pinout
4Low source legibility.The original manufacturer datasheet for this part was difficult to read, so this pinout may be incomplete or imperfect. Always confirm against the specific manufacturer’s datasheet before wiring.
| Pin | Name | Functions | Notes |
|---|---|---|---|
| VIN | 3V (or 5V) | POWER | Connect to board's 3V or 5V output |
| GND | GND/ground | GND | Connect to board's ground |
| SCL | I2C clock | I2C | Connect to board's SCL (I2C clock) |
| SDA | I2C data | I2C | Connect to board's SDA (I2C data) |
Interactive pinout
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