| 1 | Vin | this is the power pin |
| 2 | GND | common ground for power and logic I2C Logic pins |
| 3 | SCL | I2C clock pin, connect to your microcontrollers I2C clock line |
| 4 | SDA | I2C data pin, connect to your microcontrollers I2C data line |
| 5 | ADR | This is the I2C address selection pin |
| 6 | RST | Hardware reset pin |
| 7 | ALR | Alert/Interrupt output |