摘 要随着科学技术的进步，智能技术和机电技术正在普及，并且各种高科技技

Abstract <br>With the advancement of science and technology, smart technology and electromechanical technology are becoming popular, and various high-tech technologies are also popular in the field of smart cars, and smart cars are becoming more and more diversified. Smart cars are an integration of various advanced technologies. It integrates many types of scientific knowledge, such as electronics, machinery, sensors, software, intelligence, and can include many cutting-edge technologies and disciplines. This article focuses on how to configure software and hardware and how to design a smart car system based on single-chip control and a simple smart car system. The car is based on STC89C52, and uses a single-chip microcomputer to control the L298N motor drive module and control the pitch angle of the smart car. It uses ultrasonic sensors to accurately detect obstacles on the road and achieve obstacle avoidance functions. It uses infrared sensors to detect the road trajectory and returns the detected signal to the single-chip microcomputer to realize the tracking function. By judging and analyzing the signals collected by the single-chip microcomputer and controlling the drive motor to make the smart car perform the steering function, the smart car avoids obstacles in front, walks along the path and automatically tracks the obstacles. . Functions of smart cars. The detected signal is re-sent to the microcontroller to realize the tracking function. By judging and analyzing the signals collected by the single-chip microcomputer and controlling the drive motor to make the smart car perform the steering function, the smart car avoids obstacles in front, walks along the path and automatically tracks the obstacles. . Functions of smart cars. The detected signal is re-sent to the microcontroller to realize the tracking function. By judging and analyzing the signals collected by the single-chip microcomputer and controlling the drive motor to make the smart car perform the steering function, the smart car can move forward. Avoid obstacles, and follow a path that automatically tracks and avoids obstacles. Functions of smart cars. <br>Keywords: MCU, smart car, obstacle avoidance, tracking infrared

Abstract<br>With the progress of science and technology, intelligent technology and mechanical and electrical technology is popular, and all kinds of high-tech technology is also popular in the field of smart cars, and smart cars are becoming more and more diversified. Smart cars are an integrator of advanced technologies. It integrates many types of scientific knowledge, such as electronics, machinery, sensors, software, intelligence, and can include many cutting-edge technologies and disciplines. This paper focuses on how to configure software and hardware and how to design smart car systems based on microcontroller control and simple intelligent car systems. The car is centered on the STC89C52 and uses a microcontroller to control the L298N motor drive module and the pitch angle of the smart car. It uses ultrasonic sensors to accurately detect obstacles on the road and achieve barrier avoidance. It uses infrared sensors to detect road tracks and return detected signals to the microcontroller for tracking. By judging and analyzing the signals collected by the microcontroller and controlling the drive motor to enable the smart car to perform steering functions, the smart car avoids obstacles ahead, walks along the path and automatically tracks and obstacles. The function of the smart car. Detected signals are resubmitted to the microcontroller for tracking. By judging and analyzing the signals collected by the microcontroller and controlling the drive motor to enable the smart car to perform steering functions, the smart car avoids obstacles ahead, walks along the path and automatically tracks and obstacles. The function of the smart car. Detected signals are resubmitted to the microcontroller for tracking. Smart cars can move forward by judging and analyzing the signals collected by the microcontroller and controlling the drive motor to enable the smart car to perform steering functions. Avoid obstacles and take the path of automatic tracking and avoidance of obstacles. The function of the smart car.<br>Keywords: microcontroller, smart car, obstacle avoidance, track infrared

摘 要随着科学技术的进步，智能技术和机电技术正在普及，并且各种高科技技术也在智能汽车领域中普及，并且智能汽车正在变得越来越多样化。智能汽车是各种先进技术的集成体。它集成了许多类型的科学知识，例如电子，机械，传感器，软件，智能，并且可以包括许多前沿技术和学科。本文着重于如何配置软件和硬件以及如何设计基于单片机控制的智能汽车系统和设计简单的智能汽车系统。汽车由STC89C52为核心，并使用单片机控制L298N电机驱动模块并控制智能车的俯仰角。它使用超声波传感器准确地检测道路上的障碍物并实现避障功能。它使用红外传感器检测道路轨迹，并将检测到的信号返回到单片机以实现跟踪功能。通过判断和分析单片机收集的信号并控制驱动马达以使智能汽车执行转向功能，智能汽车避免了前方障碍物，沿着路径行走并自动跟踪和障碍物。。智能汽车的功能。检测到的信号被重新发送到单片机以实现跟踪功能。通过判断和分析单片机收集的信号并控制驱动马达以使智能汽车执行转向功能，智能汽车避免了前方障碍物，沿着路径行走并自动跟踪和障碍物。。智能汽车的功能。检测到的信号被重新发送到单片机以实现跟踪功能。通过判断和分析单片机收集的信号并控制驱动马达以使智能汽车执行转向功能，智能汽车得以前进。避开障碍物，并走上自动跟踪和避开障碍物的路径。智能汽车的功能。关键词:单片机、智能小车、避障、循迹红外<br>