基于STM32的汽车智能灯光控制系统设计

Design of Automobile Intelligent Lighting Control System Based on STM32

汽车的照明系统是夜间驾驶员行驶的安全保障,该设计以STM32F407单片机为主控芯片,由模式选择、智能切换、双操作3个模块组成。通过对光电传感器、温湿度传感器DHT11及超声测距传感器采集的汽车行驶环境数据分析,实现汽车灯光系统的智能控制。该设计进行了硬件设计、程序开发、上位机监控界面设计,通过USART串口实现上位机与系统之间的通讯。经过实物模型的测试结果表明,该系统能根据外部环境的变化,准确地选择最佳的灯光控制模式,具有操作简单、可靠性高、性能稳定、灵敏度高等特点,可适用于传统汽车灯光系统的智能化升级改造,具有推广应用价值。

The lighting system of the car is the safety guarantee of the driver driving at night.This design uses STM32F407 as the main control chip,which is composed of three modules:mode selection,intelligent switching and dual operation.By analyzing the data collected by photoelectric sensor,temperature and humidity sensor DHT11 and ultrasonic distance sensor,the intelligent control of automobile lighting system is realized.This design includes hardware design,program development,host computer monitoring interface design,and communication between host computer and system through USART serial port.The test results of the physical model show that the system can accurately select the best lighting control mode according to the changes of the external environment.It has the characteristics of simple operation,high reliability,stable performance and high sensitivity.It can be applied to the intelligent upgrading of the traditional automobile lighting system,and has the value of popularization and application.