The Design of Anti-theft Device for Vehicle Based on GSM

Aiming at the demand of anti-theft and got back for vehicle, the author puts forward a new design mind of anti-theft device. The device takes STC89C52 microcontroller as the control core, the GPS module and the GSM module are connected to the microcontroller serial port through the electronic switch chip. Once the car is stolen, the device will send out sound and light alarm and send car location message to the owner at the same time, helping the owner to get back the car. Field tests show that the alarm device is reliable and has a positive effect on the car theft.