Skip to main content

Case 07: Smart Lamps


Use the light intensity of the micro:bit to make a smart light, which automatically turns on or off the LED light according to the light level.

Quick Start

Materials Required

Nezha expansion board × 1

micro:bit × 1

LED-yellow × 1

RJ11 wires × 1

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

Connection Diagram

Connect the yellow LED on the Nezha expansion board as the picture shows.

Assembly Video

Video reference:

Assembly Steps

MakeCode Programming

Step 1

Click "Advanced" in the MakeCode to see more choices.

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.

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:



You may also download it directly below:


The LED lamps light on/off according to the light intensity.