基于单片机的智能交通灯控制系统设计论文2.doc

毕业论文：基于单片机的智能交通灯控制系统设计论文2 毕 业 设 计 论 文 专 业 班 级 学生姓名 学 号 课 题 基于单片机的智能交通控制系统硬件 指导教师 2012年6月11日基于单片机的智能交通控制系统 摘 要 交通控制系统是近现代社会随着物流出行等交通发展产生的一套独特的公共管理系统要保证高效安全的交通秩序除了制定一系列的交通规则还必须通过一定的科技手段加以实现本文在对目前交通控制进行深入分析的基础上运用检测传感实时调整智能化控制的实现技术将传感器监测实时调整车辆通行时间的算法与单片机控制作用相结合提出了基于单片机的交通控制系统设计方案 8051单片机的交通灯控制系统由8051单片机交通灯显示LED倒计时车流量检测及调整违规检测紧急处理时间模式手动设置等模块组成系统除基本交通灯功能外还具有通行时间手动设置可倒计时显示急车强行通过车流量检测及调整交通异常状况判别及处理等相关功能理论证明该系统能够简单经济有效地疏导交通提高交通路口的通行能力 本设计主要做了如下几方面的工作一是确定系统交通控制的总体设计包括十字路口具体的通行禁行方案设计以及系统应拥有的各项功能二是进行传感器的硬件电路显示电路等的设计和基本功能要求 关键词交通控制传感检测AT89S51倒计时显示 Abstract Traffic control system is a modern society with logistics travel etc of traffic development a unique set of public management system To ensure the effective safety traffic except for a series of traffic rules still must through certain technological means to achieve Based on analysis of traffic control based on real-time detection sensor adjust the implementation technology of intelligent control real-time monitoring sensor adjust vehicles time algorithm and single-chip microcomputer control function is proposed which combines the traffic control system based on single chip design scheme The 8051 microcontroller control system consists of the traffic lights display 8051 monolithic integrated circuits and LED the countdown traffic violation detection emergency adjustment manual mode time as modules In addition to the basic traffic function outside still have time to manually set can pass the countdown car that forced through traffic inspection and adjustment transportation and processing abnormal discriminant functions Theory shows that the system can simple economic and effective relieves traffic improve the crossroads capacity This design mainly do the following aspects one is the work of the traffic control system design including the crossroad