Ks0424 keyestudio micro:bit Passive Buzzer Module

keyestudio Passive Buzzer Module For BBC micro:bit

Description

This Keyestudio passive buzzer module is fully compatible with micro:bit control boards.
Composed of a passive buzzer without oscillation circuit, it cannot be actuated by itself, but by external pulse frequencies. Different frequencies produce different sounds as well as the melody of a song.
There are total 6 gold-plated rings on the module. Note that two G rings, two V rings and two S rings are connected. G is for ground; V for 3V; S for signal pin(0 1 2).
When using it, you need to connect it to a micro:bit control board through crocodile clip lines.

Technical Parameters

• Working voltage: DC 3.0-3.3V
• Output signal: Digital signal (square wave)
• Dimensions: 31mm*27mm*4.5mm
• Weight: 2.3g
• Environmental attributes: ROHS

Connection Diagram

Source Code

Code 1：



Code 2：

Note:
If you drag the source code we provided to the Microsoft MakeCode Block editor https://makecode.microbit.org/#editor Click the icon , you can check the frequency of each tone as follows:

Example Result

Connect well the module, then send the source code to the micro:bit main board.
If send the code 1, the buzzer will alternately make two sounds.
If send the code 2, the buzzer will play a song of Ode To Joy.

Resources

• Download relevant datasheet and code:

https://fs.keyestudio.com/KS0424

• BBC micro:bit website
  
• Micro:bit MakeCode Block Editor
  
• Meet micro:bit starter programming
  
• BBC micro:bit Features Guide
  
• BBC micro:bit Safety Warnings
  
• BBC micro:bit Quick Start Guide
  
• BBC micro:bit Pins

Get One Now

• Shop on aliexpress

• Official website