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Case 07: AI Lens Line Follower Car


Build a line following car with the bricks and the AI lens.


ELECFREAKS Nezha Breakout Board

ELECFREAKS High-Speed Building Blocks Motor

Materials Required and Connection Diagram

Connect the AI Lens to the IIC port and the two motors on M1,M2 ports on the Nezha expansion board as the picture shows.

Build a car with the bricks below.

MakeCode Programming

Step 1

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

We need to add a package for programming. Click "Extensions" in the bottom of the drawer and search with "PlanetX" in the dialogue box to download it.

Note: If you met a tip indicating that the codebase will be deleted due to incompatibility, you may continue as the tips say or build a new project in the menu.

Step 2

Code as below:


You may also download it directly below:


The car moves along with the line with the guidance of the AI lens.