| Main centres: | 1-3 business days |
| Regional areas: | 3-4 business days |
| Remote areas: | 3-5 business days |
| Pin Function | I2C interface |
| VCC | Positive power supply, can be connected to 3.3V/5V power supply |
| GND | Power ground |
| SDA | I2C data cable |
| SCL | I2C clock line |
| INTA | PA group port interrupt output |
| INTB | PB group port interrupt output |









