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Case 06: Characteristics Acquisition

Purpose​

To make the AI Lens be able to recognize and learn from the objects.

ELECFREAKS Smart AI Lens Kit

ELECFREAKS Nezha Breakout Board

Materials Required and Connection Diagram​

Connect the AI Lens to the IIC port on the Nezha expansion board as the picture shows.

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:​

Link: https://makecode.microbit.org/_TrA9rr77fEEb

You may also download it directly below:

Result​

Press button A to recognize the object and give it an ID 1; press button B to recognize the object and give it an ID 2. Then the equivalent ID number should display on the micro:bit in accordance with the object that you place in the front of the AI Lens.