2、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; system designmainlyaroundthe timing
3、setting expansion. Thispaperpresents theconcreterealization methodoftraffic signalcontrollerbasedonDSP, givesthedetaileddesignofhardwareandsoftware. Firstproposed theoveralldesignofthesystem; andthentothe signal function asthemainlinethe computer realizationmethodof eachfun
4、ction, hardware designasthecenter tointroduce thelowerpositionmachine byeachmodule, keyanddifficulty about programming machinegroom number describesthe firmwaredesignof lowercomputer, namelythe DSPprogram; finallyputsforward setting with toUdisk filemode, introducesthebasic
5、processofU 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软件设计94.1程序流程94.2交通灯模拟显示104.3定时器及中断设计104.4外中断设计125系统调试125.1硬件调试125.2软件调试145.3系统下载186致谢18参考文献1