- Can detect the vibration of the surrounding environment
- Sensitivity adjustable the blue digital potentiometer adjustment (Figure)
- Operating voltage 3.3V-5V
- Output form: Digital switching output (0 and 1)
- With fixed bolt hole for easy installation
- Small board PCB size: 3cm * 1.6cm
Module interface specification (3-wire)
- VCC external 3.3V-5V voltage (can be directly connected to the 5v microcontroller and 3.3v microcontroller)
- GND external GND
- DO-board digital output interface (0 and 1)
Note: AO mouth is invalid for this, do not do any processing.
- Documentation: Reference schematic please refer to this post.