Standadone communication driver for the AHT20 Temperature & Humidity sensor, running on a Raspberry Pi on Python.
The AHT20 sensor is connected to the Rasperry Pi via the following pins:
| Pin # | Pin Name | Connection |
|---|---|---|
| 1 | 3.3v | Voltage in |
| 3 | GPIO2 | I2C SDA |
| 5 | GPIO3 | I2C SDL |
| 9 | GND | Ground |
The Raspberry Pi GPIO pinout map can be viewed here.
python3-smbus installedsmbus2 installed1 by default, as it's the default one for the Raspberry Pi. Another bus can be specified with the BusNum variable when calling the module.