摘要
文章介绍了一种由 PC 机和 USB 单片机 C541联合控制的户外电子大屏幕系统,给出了部分硬件电路图及软件流程图,并重点阐述了硬件及软件设计过程中所解决的难点问题。该系统具有实时性强、可靠性高、电子屏内容修改方便等优点。
This paper introduces a kind of outdoor big screen display system which is controlled by PC and USB single chip microcomputer,gives the part of hardware and software diagram,besides,emphatically represents difficult problems solved in course of design.This system is possessed of features:high real-time,reliability and easily screen correcting.
出处
《电气自动化》
北大核心
2005年第3期52-55,共4页
Electrical Automation
关键词
USB单片机
LED图文显示屏
USB single chip microcomputer
LED diagram text screen
