Description

1.Sensor can sense changes in body angle
2.Adjustable sensitivity (shown in blue digital potentiometer adjustment)
3.Operating Voltage 3.3V-5V
4.Output format: digital switching outputs (0 and 1)
5.With fixed bolt hole for easy installation
6.Small PCB board size: 3.2cm * 1.4cm
7 .Power indicator (red) and the digital switch output indicator (green)
8.Using LM393 comparator chip, stable
9.Life: at room temperature and normal life of up to 100,000 times switch (times / 1sec).

Small plate interface specification (3-wire)
1 VCC external 3.3V-5V
2 GND GND External
3 DO small board digital output interfaces (0 and 1)
Instructions for use:
1.tilt switch sensor using SW-520D, high sensitivity
2.small board digital output interface can be directly
connected to the microcontroller IO port
Wiring:
Module development board connected to VCC VCC
GND GND connection module development board
D0 module development board connected to P0.1