micro:bit Built-ins

Everything here runs on a bare micro:bit: the LED matrix, buttons, radio, accelerometer, light and temperature sensors. Grab a board and a USB cable and pick a project.

Display Text on the LED Matrix Scroll a message and show a heart on the micro:bit's 5×5 LED display. Beginner Display Built-in Images Cycle through the micro:bit's built-in images: hearts, faces and moods. Beginner Display DIY Images Draw your own picture on the LED matrix pixel by pixel, with brightness levels. Beginner Radio Messaging Send a message from one micro:bit to another over radio when button A is pressed. Beginner Light Sensor (built-in) Use the LED matrix as a light sensor to tell day from night. Beginner Random Activity: Dice Shake the micro:bit to roll a dice using the random library and accelerometer. Beginner Random Activity: Challenges Press button A to pick a random challenge from a list. Beginner Data Logging Record temperature readings to the micro:bit's built-in data log. Intermediate micro:bit Serial Communication Stream sensor readings and button events from the micro:bit to your computer over USB, and send a status back. Intermediate Digital Compass Use the built-in magnetometer to point north, and show the heading in degrees or as a direction. Beginner Spirit Level A rolling-ball level: tilt the micro:bit and an LED rolls downhill using the accelerometer's x and y axes. Beginner Clap Switch Clap to turn an LED lamp on and off using the micro:bit V2's built-in microphone. Beginner Music Jukebox Play a built-in melody, your own tune and a siren with the music module. Beginner Fruit Piano Turn fruit into piano keys with the micro:bit's touch pins and touch logo. Beginner