pxt-calliope/docs/lessons/ornament-chain/activity.md

ornament chain activity

Build a telgraph

micro:bit Ornament Chain

In this project, you will build your ornament chain between micro:bits. Project duration: 15 minutes.

Materials

• micro:bit, battery holder and 2 AAA batteries
• Crocodile clips

Steps

Step 1

Using the 1st crocodile clip, connect the end of the crocodile clip onto GND pin on the micro:bit.

Step 2

Using the 2nd crocodile clip, connect the end of the crocodile clip onto the 3V pin on the micro:bit.

Step 3

Using the 3rd crocodile clip, connect the end of the crocodile clip onto pin 1 of the micro:bit.

Step 4

Using the 4th crocodile clip, connect the end of the crocodile clip onto pin 2 of the micro:bit.

Step 5

Using the 1st crocodile clip, connect the unattached end of the crocodile clip onto the GND on the 2nd micro:bit.

Step 6

Using the 2nd crocodile clip, connect the unattached end of the crocodile clip onto the 3V pin on the 2nd micro:bit.

Step 7

Using the 3rd crocodile clip, connect the unattached end of the crocodile clip onto pin 2 of the 2nd micro:bit.

Step 8

Using the 4th crocodile clip, connect the unattached end of the crocodile clip onto pin 1 of the 2nd micro:bit

Step 9

Your ornament chain is ready!

Step 10

• Connect the first micro:bit to your computer using your USB cable and run the ornament chain script on it.
• Connect the second micro:bit to your computer using your USB cable and run the ornament chain script on it.
• The first person and second person take turns pressing button A to start the ornament chain game!