9. Case 07: Wireless Communication¶

9.1. Purpose¶

Use the Smart Coding Kit to send signals.

9.2. Materials¶

2 x smart coding kits

../../_images/smart_coding_kit_case_07_01.png

9.3. Software¶

MicroSoftmakecode

9.4. Programming¶

Step 1¶

Sending end
Show icon
Set the wireless group
Send number 1 when button A being pressed
Send number 2 when button B being pressed

Step 2¶

Receiving end
Show icon
Set the wireless group
Save the received number as variable i
Judge the received number and display the icon accordingly.

Link¶

Sending end
Link：https://makecode.microbit.org/_ix81uXcAULqW
You can also download it direcly below:

- Receiving end - Link：[https://makecode.microbit.org/_WpqdARYUXWMj](https://makecode.microbit.org/_WpqdARYUXWMj) - You can also download it direcly below:

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9.5. Result¶

While button A or B in the sending end being pressed, an icon of √ or × displays on the receiving end.