Run “sudo apt-get update” to update all the package repos for the apt-get utility. Run “sudo apt-get install python3-pip” to install pip, the package manager for python libraries. Run “sudo rasp-config” to enter the raspi-configuration setup. Under Interface Options enable both “SPI” and “I2C”. (Use your arrow keys to navigate and Enter to select). After enabling “SPI” and “I2C”, then exit the raspi-config utility and restart the pi. Restart by typing this command: “sudo reboot” Wait for about 3 minutes and then SSH back into the Pi.
pip3 install adafruit-circuitpython-ht16k33