You must enable:
- i2c:
sudo raspi-config nonint do_i2c 0
You can optionally run sudo raspi-config or the graphical Raspberry Pi Configuration UI to enable interfaces.
Stable library from PyPi:
- Just run
pip3 install scd4x
In some cases you may need to use sudo or install pip with: sudo apt install python3-pip
Latest/development library from GitHub:
git clone https://github.com/pimoroni/scd4x-pythoncd scd4x-pythonsudo ./install.sh