8. Case 04: Mini Table Lamps#

8.1. Introduction#

Use micro:bit to make a mini desk lamp, and control the LED light to turn on or off through a crash sensor.

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8.2. Quick Start#

Materials Reuqired#

Nezha expansion board × 1

micro:bit × 1

LED-yellow × 1

Crash sensor × 1

RJ11 wires × 2

Tips: You may need to purchase Nezha Inventor’s Kit if you want all the above compoents.

Connection Diagram#

Connect the crash sensor to J1 and the yellow LED to J2 on the Nezha expansion board as the picture shows.

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Assembly Video#

Video reference:https://youtu.be/BBP1Nx6t090

Assembly Steps#

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8.3. MakeCode Programming#

Step 1#

Click “Advanced” in the MakeCode to see more choices.

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For programming, we need to add a package: click “Extensions” at the bottom of the MakeCode drawer and search with “PlanetX” in the dialogue box to download it.

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Notice: If you met a tip indicating that some codebases would be deleted due to incompatibility, you may continue as the tips say or create a new project in the menu.

Step 2#

Code as below:#

../../_images/case_04_10.png

Reference#

Link：https://makecode.microbit.org/_J9Lc271kpHiD

You may also download it directly below:

Result#

The crash sensor controlls the on/off of the LED.

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