2、件方式进行配时设置,介绍了U盘和文件系统识别的基本过程.关键字:交通信号控制机Abstract:Combiningwiththetraffic situationinChina and theactualdemand, trafficsignalcontrolatthetimeof flexible with R&D, toachievetiming controlmethod. Heremainly introduce theconcreterealizationof thetiming signal;
3、system designmainlyaroundthe timing setting expansion. Thispaperpresents theconcreterealization methodoftraffic signalcontrollerbasedonDSP, givesthedetaileddesignofhardwareandsoftware. Firstproposed theoveralldesignofthesystem; andthentothe signal function
4、 asthemainlinethe computer realizationmethodof eachfunction, hardware designasthecenter tointroduce thelowerpositionmachine byeachmodule, keyanddifficulty about programming machinegroom number describesthe firmwaredesignof lowercomputer, namelythe DSPprogr
5、am; finallyputsforward setting with toUdisk filemode, introducesthebasicprocessofU disk andfilesystem identification.Keywords:DSP、Trafficsingnalcontroller目录1系统概述21.1设计目的21.2设计任务22方案论证32.1设计思路32.2设计方案42.3工作状态53硬件设计63.1硬件总体设计63.2交通灯显示模块73.3计数显示模块73.4开关模块84软件