Coding

Setting up the Code Area

Select and drag the on start block to the left of the screen and drop it on the bin.
Select and drag the forever block to the left of the screen and drop it on the bin.
From the Input menu, select and drag the on shake block to the code area and drop it.
From the Input menu, select and drag a on button A pressed block to the code area and drop it.
Right-click on the on button A pressed block and select duplicate.On the duplicated block select the little arrow next to A and choose B.

Your code area will now look like this: The code area with the on shake, on button A pressed and on button B pressed blocks

From the Basic menu, select and drag a show number block to the code area and attach it within the on shake block.
From the Input menu, select and drag a temperature block to the code area and attach it within the 0 of the show number block.

Displaying the temperature

We can now sense the temperature around us.

From the Led menu, select and drag a plot bar graph of block to the code area and attach it within the on button A pressed block.
From the Input menu, select and drag a light level block to the code area and attach it within the 0 of the plot bar graph of block.
Type 255 within the 0 of the up toline.

This will plot a graph on the LED matrix of the amount of light in your environment when the A button is pressed.

Completed Code for light sensing

From the Basic menu, select and drag a show number block to the code area and attach it within the on button B pressed.
From the Input menu, select and drag the compass heading block to the code area and attach it within the 0 of show number.

Code for the compass sensor

Here is what our completed code looks like:

Completed Code

We are now ready to download the code to our micro:bit so we can go out and sense our environment.