19. Case 18: Music Box

19.1. Introduction

Build a music box with the micro:bit.

19.2. Quick to Start

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Materials

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Nezha expansion board × 1

micro:bit × 1

Connection Diagram

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• Insert the micro:bit to Nezha expansion board.

19.3. MakeCode Programming

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Programme as the picture shows:

Link

Link: https://makecode.microbit.org/_gRoDU7R96LTf

You may also downoad it directly below:

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Result

• Press button A to switch the music.