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Case 34: Gesture Recognition Car


This is a simple car. We can install gesture recognition sensors on the car to control the car’s driving route based on gestures.

Quick Start

Materials Required

Nezha expansion board × 1

micro:bit V2 × 1

Motors × 2

Gesture sensor × 1

Bricks × n

Tips: You may need to purchase Nezha Inventor's Kit and Purchase Interactive coding accessories pack here. if you want all the above components.

Connection Diagram

Insert the micro:bit, connect the motors to M1and M4 and the gesture sensor to IIC port on the Nezha expansion board as the picture shows.

Assembly Video


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 "nezha" 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:


After powering on, the car moves along with the indicated gestures.