Christmas Tree Rainbow LED for micro:bit

View on PiShop.ca (SKU 933-1)

Light up your micro:bit with Christmas cheer with the Christmas Tree Rainbow!

This cute tree-shaped PCB has 6 programmable RGB LEDs. Use your micro:bit to program a pretty miniature holiday display!

Also available in a bundle with the Snowflake buzzer and synchronize your lights to some beepy Christmas carols!

Features

• Fir-tree-shaped PCB for maximum holiday cheer

• Can be coded to display any colours you like!

• Attaches with crocodile clips, no soldering required!
  

Quick Start

You will need:

• 1 x Christmas Tree Rainbow LED

• 3 x crocodile clip lines（Sold separately）

• 1 x micro:bit（Sold seperately）

Hardware Connection

• 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 neopixel at pin with leds as" from neopixel into the on start. Set pin to P1 with 6 LEDs in RGB pattern.

Step 3

• Snap the strip rotate block from the neopixel 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/_MMcHh7AjY97M

You also could directly download program by visiting website as below:

Result

The Christmas tree LEDs rotate through a rainbow of every colour, bringing light and cheer to your micro:bit!