Micro:bit Physical computing guides
No. 12: Piezo Buzzer

​​Connecting a Piezo Buzzer to a micro:bit
Instructions on how to attach a Piezo Buzzer to a BBC micro:bit.

What you will need
  • BBC micro:bit
  • Micro USB cable
  • Battery pack with 2 x AAA batteries
  • 1 x piezo buzzer
  • 2 x Crocodile clip leads
Piezo buzzer

Wiring instructions
  1. Disconnect the micro:bit from your computer and disconnect the battery pack.
  2. Using crocodile clips, connect the longer leg (or + side) to Pin 0, and the shorter leg to GND on the BBC micro:bit.
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​Programming your Piezo Buzzer
Copy the below:
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​Testing your code
  1. Download your program to your micro:bit.
  2. Reconnect your battery and run your program.

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