1.4. Case 02: Color-controlled Lights#

1.4.1. Purpose#

To make the LED strip be able to adjust the color of the lights according to the recognized color from the AI Lens.

../../_images/05035_01.png

1.4.2. Products Link#

ELECFREAKS Smart AI Lens Kit

ELECFREAKS Nezha Breakout Board

ELECFREAKS PlanetX Rainbow LED Strip (10 Pixels)

Materials Required and Connection Diagram#

Connect the AI Lens to the IIC port and the LED strip to the J1 port on the Nezha expansion board as the picture shows.

../../_images/05035_02_03.png

1.4.3. MakeCode Programming#

Step 1#

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

../../_images/05001_041.png

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#

Project 1: Card(s) Recognition#

Code as below:#

../../_images/05035_02_06.png

Link#

Link: https://makecode.microbit.org/_K9zFd9dEjTDY

You may also download it directly below:

Result#

The LED strip displays the color in accordance with the color that is recognized from the AI Lens.

ELECFREAKS WIKI

Case 02: Color-controlled Lights

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