1.9. Case 08: Balls Recognition#

1.9.1. Purpose#

Recognize the balls with the AI lens.

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1.9.3. MakeCode Programming#

Step 1#

Click “Advanced” in the MakeCode drawer to see more choices.

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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.

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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:#

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Result#

A smile face displays on the micro:bit if the the blue ball is recognized by the AI lens and a sad face displays on the micro:bit if it recognizes a red ball.