19. Case 18: Music Box

19.1. Introduction

This is a music box. We can control the buzzer on the micro:bit to emit different melody by pressing the button A on the micro:bit.

19.2. Quick to Start

Materials

Nezha expansion board × 1

micro:bit × 1

Connection Diagram

Insert the micro:bit to Nezha expansion board.

../../_images/case_18_03.png

19.3. MakeCode Programming

Programme as the picture shows:

../../_images/case_18_15.png

Result

Press button A to switch the music.

microbitKit\Nezha_Inventor_s_kit_for_microbit\./images/case-gif-18.gif