摘 要在对交叉路口车流信息的 Internet 传输与控制进行设计需求分析和功能分析的基础上,选用 ATMEL 公司的 ATmega128 单片机做为智能交通主控芯片,以太网卡控制芯片采纳 RTL8019AS 芯片将 TCP/IP 协议栈嵌入到单片机,提供一个接入 Internet 的低成本嵌入式系统和网络访问的有效方法。用它的网络传输 、远程监视控制功能和 TCP Socket 远程控制实时通,设计出新型简单的智能交通控制系统。 本文重点介绍客户端的实现,它跟交通灯控制系统如何利用中断相互控制,和它跟控制中心如何通过网络相互交换信息。关键词 智能交通 InternetATmega128 TCP/IP 协议 AbstractOn the foundation of design need analysis andfunction analysis of the Internet information transmission and control of Traffic Crossing,this paper chooses the ATmega128 single-chip microcomputer of ATMEL corporationand as the main chip of intelligent traffic control,RTL8019AS as Ethernet control chip and embed the TCP/IP protocol stack into the single-chip.It is a low-cost embedded system for linking with Internet, and an effective way to access the network.Using it’s network transmission, long-distance watching-control ,and the real-time data communication by socket-technology, we can implement the develop of new-kind and straightforward intelligent traffic control system.This paper focuses on introducing how to implement the client, with the interrupt it how to mutually control with the traffic light control system ,and it how to mutually exchange information with the control center through the Internet.Keyword: Intelligent Traffic; Internet; ATmega128; TCP/IP Protocol;目 录1.绪论 11.1 选题的背景和意义 11.2 本课题主要讨论容讨论方法 12.系统分析与设计 32.1 系统分析 32.2 方案论证 32.3 系统设计 53.客户端系统的分析与设计 83.1 开发工具 83.2 系统分析 113.3 总体设计 134.结果分析 195.总结 215.1 毕业设计工作的总结 215.2 工作展望 21附录 22参考文献 35致 361.绪论1.1 选题的背景...