This is the documentation for the latest (main) development branch of Zephyr. If you are looking for the documentation of previous releases, use the drop-down menu on the left and select the desired version.

BBC micro:bit display


A simple example that demonstrates how to use the 5x5 LED matrix display on the BBC micro:bit board.


This project outputs various things on the BBC micro:bit display. It can be built as follows:

west build -b bbc_microbit samples/boards/bbc_microbit/display

Sample Output

The sample app displays a countdown of the characters 9-0, iterates through all pixels one-by-one, displays a smiley face, some animations, and finally the text “Hello Zephyr!” by scrolling.