Obstacle warning device of car

摘要

In this case, the side of the vehicle is installed. After detecting the obstacles in the dead angle area, the ultrasonic sensor (10) andThe driver needs the dead angle area obstacle device of the car, and selects the action switch (SW).A microcontroller displaying a warning signal when the input signal is used in the ultrasonic sensor (10) of the action switch (SW) to detect the presence of an obstacle.Set in suffix,According to the signals input by the microcontroller (20), a warning marker book including a warning marker book (30) is included.The warning lamp is installed on the rear-view mirror to improve the warning effect, meanwhile, it also provides the effect of improving the aesthetic feeling and product demand.