BBC micro:bit display

Overview

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

Building

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

Using west:

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

Using CMake and ninja:

cmake -B build -GNinja -DBOARD=bbc_microbit samples/boards/microbit/display
ninja -C build

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.