Christmas Tree Rainbow LED for micro:bit(EF08219)
Introduction
The christmas tree rainbow LED, with 6 coding LEDs，can help you to decorate a beautiful chritmas night.
Products Link
ELECFREAKS micro:bit Christmas Tree Rainbow LED
Features
In christmas tree shape, adapt to the christmas scene With coding rainbow LED for any colour you like. With crocodile clip lines, no need for a expansion board
Parameters
| Items | Parameters |
|---|---|
| Name | Christmas Tree Rainbow LED |
| SKU | EF03420 |
| Input Voltage | DC 3.3~5.0V |
| Size | 75.93mm X 50.00mm |
| Net Weight | 6.5g |
Quick Start
Preparation
1 x Chritmas Tree Rainbow LED 3 x crocodile clip lines（Please prepare by yourself） 1 x micro:bit（Please prepare by yourself）
Hardware Connect
Connect the black crocodile clip line to the GND port of the micro:bit, the other side of the black crocodile clip line to the G port of the christmas tree rainbow LED. Connect the red crocodile clip line to the 3V port of the micro:bit, the other side of the red crocodile clip line to the V port of the christmas tree rainbow LED. Connect the yellow crocodile clip line to the 0 port of the micro:bit, the other side of the yellow crocodile clip line to the S port of the christmas tree rainbow LED.
Software
Step 1
Click makecode https://makecode.microbit.org/#
Click on "New Project" and set a new Project.
Click on "Advanced" for more code blocks and click the Extensions at the bottom of the column.
Serch "neopixel" and add neopixel as a codebase.
Step 2
Snap "set strip to RainbowLED at pin with leds as" from RainbowLED into the on start. Set pin to P1 with 6 LEDs in RGB pattern.
Step 3
Snap the strip rotate block from the RainbowLED under the forever. Set the rotate pixels to 1 and set the LEDs change its colour one by one. Then, snap a strip show block for colourful light.
Program
Program link：https://makecode.microbit.org/_Ukp8C5M2dbr2
You also could directly download program by visiting website as below:
Result
The christmas tree rainbow LED glows colourful light to bring beauty to the christmas night.
