8. Octopus Active Buzzer Brick OBAB02(EF04030)

8.1. Introduction


Octopus Active Buzzer Brick is based on an active buzzer with a constant volume but can not be controlled by PWM.

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8.2. Characteristics


  • The 3-pins ports is easy to plug and play.

8.3. Specifications


Item Parameter
SKU EF04030
Power Supply 3V-5V
Connector Type Analog
Pins Definition S-Sigal V-VCC G-GND
Detection Scope Large
Response Quick
Sensitivity High
Circuit Simple
Service Life Long(Stable and durable)
Size 19x27mm

8.4. Outlook and Dimensions


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8.5. Quick to Start


Materials used and connection diagram

  • Connect to the P1 port as the picture shows

    Take sensor:bit for example

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Add Package

Program as the picture shows

../../_images/CjlZhvP.png

Reference

Links: https://makecode.microbit.org/_3KMCFREjmbYx

You can also download the links below:

Result

  • The buzzer gives off a continuous beeping sound.

8.6. Relevant Cases


8.7. Technique Files