精选优质文档-倾情为你奉上毕 业 设 计(论 文)文 献 综 述摘 要近年来随着科技的飞速发展,单片机的应用正在不断深入,同时带动传统控制检测技术日益更新。在实时检测和自动控制的单片机应用系统中,单片机往往作为一个核心部件来使用,本系统采用MCS-51系列单片机AT89C51为核心器件来设计交通灯控制器,本系统设计周期短、可靠性高、实用性强、操作简单、维护方便、扩展功能强。 关键字:单片机 交通灯 AT89C51 AbstractIn recent years, with the rapid development of science and technology, the application of SCM is going deep, driving the traditional detection techniques to renew day by day. In the real-time examination and in the automatic control