LED显示器远距离并行显示与实现  

Implementation of LED Parallel Display from Long Distance

作　　者：王艳军[1] 王科[1] 

机构地区：[1]东北电子技术研究所,辽宁锦州121000

出　　处：《光电技术应用》2008年第3期47-50,共4页Electro-Optic Technology Application

摘　　要：介绍了串行移位输入、八位并行带锁存输出芯片74HC595的基本功能,详细阐述了一种实用性强、使用简单灵活,能够可靠地实现LED显示器远距离并行显示的设计方法,对该方法的设计过程和可行性进行详细的说明,并提出了设计中需注意的问题,以及如何提高抗干扰能力的措施.As a chip, the basic functions of the IC 74HC595 with serial shift input and 8 bit parallel locked output are introduced. An applicable and flexible design method is illustrated in details for realizing reliably the LED parallel display from long distance, and its design process and the feasibility are discussed. The issues to be considered in the design and the solution for enhancing the anti-jamming capability are presented.

关 键 词：LED显示器 远距离 并行显示 单向平衡传输 

分 类 号：TP302.1[自动化与计算机技术—计算机系统结构]