Micro:bit Cheat Sheet

The Board

The traditional way to import the microbit module:

import microbit

microbit.display.show(microbit.Image.HEART)

The convenient way:

from microbit import *

display.show(Image.HEART)

Scroll text or numbers across the display:

display.scroll("Hello")
display.scroll(42)

Show a predefined image on the display:

display.show(Image.HEART)

Show a custom image on the display:

display.show(Image('00300:'
                   '03630:'
                   '36963:'
                   '03630:'
                   '00300'))

Clear the display:

display.clear()

Wait 1 second:

sleep(1000)

Reacting to button presses:

if button_a.is_pressed():
    ...

if button_b.is_pressed():
    ...

Reacting to "gestures" with the accelerometer:

if accelerometer.was_gesture('shake'):
    ...

Reacting to loud noises, using the microphone:

if microphone.was_event(SoundEvent.LOUD):
    ...