(毕业论文)基于光电传感器的自动循迹智能车系统设计（可编辑）.doc

摘 要 新一代汽车研究与开发将集中表现在信息技术微电子技术计算机技术智能自动化技术人工智能技术网络技术通信技术在汽车上的应用智能汽车是是现代汽车发展的方向 光电传感器的自动循迹智能车系统采用光电传感器作为道路信息的采集传感器单片机为控制系统的核心来处理信号和控制小车行驶MC9S12系列单片机在汽车电子控制领域得到广泛应用本课题就是利用Freescale的MC9S12XS128微控制器对智能车系统进行设计智能车系统设计包括硬件电路和控制软件系统的设计硬件系统使用专门软件Altium Designer设计硬件电路系统主要包括freescale单片机最小系统电源管理系统路径识别与检测系统电机驱动系统而控制系统软件的设计主要包括单片机的初始化PID控制算法路径识别算法舵机控制算法速度控制算法软件设计是用Freescale 公司的Codewarrior软件作为软件开发和仿真下载的平台最后完成了整个自动循迹智能车系统设计 关键字 智能车光电传感器自动循迹控制算法PID ABSTRACT The design of autoguiding smartcar system based on photoelectric sensor New generation automobile development and researched focus on information technology microelectronic technology computer technology intelligent automation technology artificial intelligence technology networking technology communication technology and so on The intelligent automobile is the direction in which the modern automobile developed We use the photoelectric sensor as gathering sensor to take path information The microcontroller is used as the control system core and process the signal and controls car to run signal-chip microcomputer MC9S12 series be widespread utilized in the automobile electronic control domain I use the Freescale microcontroller MC9S12XS128 to design the intelligent vehicle system The design of intelligent vehicle system including hardware circuit and control software system I adopt the software of electronics design Altium Designer to complete designing the hardware Hardware circuit system mainly includes the freescale 抯 Single-chip Microcomputer smallest system the power source management system the way recognition and the detecting system the motor-driven system But the control software system mainly includes Single-chip Microcomputer s initialization the PID control algorithm the way recognition algorithm the steering engine control algorithm the speed control algorithm It uses Freescale Corporations Codewarrior as the software developme