19%
OFFArduino Voice Sound Detection Sensor Intelligent Module for Smart Arduino Projects
৳180
৳145
SKU : MK0144
Specification
Product Features:
- Can detect the sound intensity of the surrounding environment, use Note: This sensor can only identify the presence of sound (according to the principle of vibration) can not recognize the size of the sound or a specific frequency of sound
- Adjustable sensitivity (blue digital potentiometer adjustment)
- Operating voltage 3.3V-5V
- Output form Digital switch output (0 and 1 high and low level)
- With fixed bolt holes, easy to install
- Small board PCB size: 3.2cm * 1.7cm
Two Module Wiring Instructions:
- VCC external 3.3V-5V voltage (can be directly connected with the 5v microcontroller and 3.3v single-chip)
- GND external GND
- OUT small board switch output interface (0 and 1)
Three instructions
- Sound module is the most sensitive to the sound intensity of the environment, generally used to detect the sound intensity of the surrounding environment.
- When the ambient sound intensity reaches the set threshold, the OUT output high level, when the external ambient sound intensity exceeds the set threshold, the module OUT output low;
- Small board digital output OUT can be directly connected with the microcontroller, through the microcontroller to detect high and low levels, which to detect the sound of the environment;
Description
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