1.6. Case 04: Face-tracked Device

1.6.1. Purpose

To make the AI Lens be able to recognize the face and track it.


Materials Required and Connection Diagram

  • Build a device with the bricks as below:



  • Connect the device with a servo:


  • Connect the AI Lens with the device:


  • Connect the AI Lens to the IIC port and the two servos to S1 and S2 separately.(Here S1 controls the movement of “X”, S2 controls the movement of “Y”)


1.6.2. 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:



  • The AI Lens would track your face(move along with your face).