User manual

Ausgabe 10.11.2017 Copyright by Joy-IT 5
3
3. Usage & Example-Code
Your display is ready to use.
No further installaons are required.
It may appear that you manually need to adjust the contrast before you are able to read anything on
the display.
Adjust the contrast by rotang the screw with a small screw-driver unl the contrast is ne.
To use the display, you can either download the example-code or create a new le and insert the
code.
To create a new le, enter the following command:
sudo nano lcd20x4.py
LCD Display 20x4 with Buttons