文档介绍：单片机课程设计
城市十字路口交通灯控制系统的设计
摘要
本系统由单片机系统、键盘、LED 显示、交通灯演示系统组成。系统包括人行道、左转、右转、以及基本的交通灯的功能。系统除基本交通灯功能外,还具有倒计时、时间设置、紧急情况处理、分时段调整信号灯的点亮时间、违规车辆检测以及根据具体情况手动控制等功能。
本文通过查询相关资料及对系统设计要求和交通灯电路逻辑的分析,结合MCS-51的使用特点提出了一套系统实现的软、硬件方案,并通过MCS-51开发装置实现了该设计方案的基本功能,对交通灯系统设计进行了一种经济、有效的尝试。
关键词 MCS-51单片机 KEIL C51编译器 LED显示时序
目录
第1章引言··································································1
交通灯的历史概况······················································1
程序主芯片功能介绍····················································1
程序编译语言及开发软件简介············································2
第2章总体方案设计·························································5
设计要求及可实现功能··················································5
交通灯显示规律分析····················································5
方案选择········································&