基于车流量检测的智能交通信号灯的设计

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1、1安徽新华学院2016届本科毕业论文（设计）本科毕业论文（设计）题目：基于车流量检测的智能交通信号灯的设计姓名：___学号：_____专业：电子信息工程___院系：电子通信工程学院_指导老师：______职称学历：讲师／硕士___完成时间：2016年5月教务处制1安徽新华学院2016届本科毕业论文（设计）基于车流量检测的智能交通信号灯的设计摘要随着社会飞速的发展，交通运输工具的迅速增加，交通控制系统在我们生活中起到了越来越重要的角色。现如今，为了提高交通秩序的安全性，除了国家颁布的一系列的交通法律法规，还必须通过一定的科技手段加以实现。本次基于

2、车流量检测的智能交通控制系统设计是由AT89S51单片机、交通显示、LED倒计时、车流量检测及调整、紧急处理、时间模式手动设置等模块组成。系统除了能实现基本的交通信号灯的功能外，还可以实现通行时间手动设置、倒计时显示、急车强行通过、车流量检测及调整等相关功能。关键词：单片机;智能交通控制;倒计时显示I安徽新华学院2016届本科毕业论文（设计）DesignofTrafficLightsbasedonvehicleflowdetectionAbstractWiththedevelopmentofmodernsociallogisticsandthe

3、increaseoftransportation,thepublicmanagementsystem-trafficcontrolsystemplaysamoreandmoreimportantroleinourlife.Atpresent,inordertoensureandimprovethesafetyoftrafficorder,notonlythecountryneedtoissueaseriesoftrafficlawsandregulations,butalsoneedtousecertainscientificandtechno

4、logicalmeanstoachieveit.TheintelligenttrafficcontrolsystembasedonsinglechipiscomposedofAT89S51singlechip,trafficdisplay,LEDcountdown,vehicleflowdetectionandadjustment,emergencytreatment,timemodeandothermodules.Thesystemnotonlycanexecutethebasicfunctionoftrafficlights,butalso

5、canachievesomerelatedfunctionssuchasmanuallysetofthetransittime,countdowndisplay,thecarforcedthroughandtrafficdetectionandadjustmentandsoon.KeyWord：Singlechip;IntelligentTrafficControl;CountdownDisplayII安徽新华学院2016届本科毕业论文（设计）目录1绪论11.1交通信号灯的选题背景11.2交通信号灯的发展及研究意义12系统硬件设计32.1电路模

6、块总体设计及实现功能32.2AT89S51及其最小系统···················································52.2.1时钟电路····································································52.2.2复位电路··································································62.2.3EA脚的功能及接法····························

7、·························72.3车流量检测电路···························································72.4数码管显示电路····························································82.5按键控制电路······························································103系统软件程序设计··························

8、································123.1设计思路··································