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Pins:
- VCC ↔ 2.3V ~ 5.3V
- GND ↔ power supply ground
- AOUT ↔ MCU.IO (analog output)
- DOUT ↔ MCU.IO (digital output)
Applications
- Motor speed measurement
- Object position detection
- Smart car
- Electronic bricks
Features:
- Output form digital switch output (0 and 1 high and low level)
- Signal output indication
- Single channel signal output
- Features wide range voltage comparator LM393
- Adjustable sensitivity
- Signal output indicator with the retaining bolt hole, convenient installation
- The output effective signal is low level
- When there is sound, outputs low level and the signal light
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