MicroPython/micro:bit helpful tips and sample codes

Here are some sample codes and helpful tips to help you get up and running with MicroPython, micro:bit, and Grove Shield. 

Blinking light from button

Plug in an LED into port 0 of the Grove Shield. This code will make the LED blink when the A button is pressed.

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Radio

​If you push the A button on one Micro:Bit the other will react. 

 

Play-doh

Using Play-Doh to complete a circuit causes a reaction on the screen of the Micro:Bit

 

Reading sensors

Plug in an analog sensor to port 0 of the Grove Shield and the value of the sensor (ranging from 0 to 1023) will flash on the screen. ​

 

Controlling screen brightness

Press the A button to make the screen brighter and the B button to dim the screen.

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Random numbers

Every 400ms a new random number between 1 and 10 is displayed on the screen.

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Speech

Attach a speaker to the Grove Shield. The Micro:bit will 'say' something if one of the buttons is pressed. ​​

 

Morse code

SOURCE: https://microbit-micropython.readthedocs.io/en/latest/tutorials/network.html?highlight=morse%20code
Tap out letters on the A button and press the B button to read your message. ​

Motors

Changing the position of the sensor (in port 1) will cause the motor (in port 0) to change speed.

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