Introduction - If you have any usage issues, please Google them yourself
The pyroelectric infrared sensor has the advantages of simple manufacture, low cost, convenient installation, stable anti-theft performance, strong anti-interference ability, high sensitivity, safety and reliability. The anti-theft device is hidden and not easy to be found by thieves. The design includes two parts: hardware and software design. The hardware part includes MCU control module, infrared probe module, driver alarm module, LED control module and other components. The processor uses 51 Series MCU STC89C52, the program uses the C language to write.