Case 30: Adjustable lights
34. Case 30: Adjustable lights#
This is an adjustable LED light. We can adjust the brightness of the light through the potentiometer, so that the light is at our most comfortable brightness.
34.2. Quick Start#
Nezha expansion board × 1
micro:bit V2 × 1
Analog Rotation Potentiometer × 1
Rainbow LED ring × 1
Bricks × n
Tips: You may need to purchase Nezha Inventor’s Kit and Purchase Interactive coding accessories pack here. if you want all the above components.
Inset the micro:bit, connect the rainbow led ring to J1 port and the trimpot to J2 port on Nezha expansion board.
Video link: https://youtu.be/IDo75YvbOB8
34.3. MakeCode Programming#
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 “nezha” to download it.
Note: If you met a tip indicating the codebase might be deleted due to incompatibility, you may continue as the tips say or create a new project in the menu.
Programme as the pictures indicate#
You may download it directly below:
After powering on, the luminance level is able to be adjusted by the trimpot.