摘要
介绍一种为普通高校实验教学而设计的256(16×16)LED阵列控制驱动系统。驱动电路部分不含三极管,并具有发光强度高、亮度均匀、美观、维护和维修便捷的特点。系统中采用常用芯片,工作原理简单,易于编程和自学。面对LED屏幕应用范围越来越广泛的发展前景,加快普及LED屏幕的理论知识,增加LED屏幕的综合实验,对于激发学生的独立动手能力和创新意识都是极好的举措。该实验系统为学生学习LED屏幕显示系统的原理和设计方法,提供了一个基本的实验平台。
This article proposes the development of 256（16×16） LED array control device system for general colleges and universities experimental teaching.It does not contain transistors which are widely used in current systems.It has the advantages of having high luminous intensity,luminance uniformity,elegant appearance and easy maintenance.Chip in more higher education textbooks is used in the system,the working principle is simple,easy for programming and self-learning.Facing increasingly broad range of LED screen application development prospects,the employment ranks are gradually growing.It is obvious that speeding up the popularization of the theoretical knowledge of the LED screen,and increasing the content of the application of university experiment to stimulate students＇ independent ability and sense of innovation and great opportunity.The experimental system provides a basic experimental platform for students to learn the principles and design methodologies of LED display systems.
出处
《实验技术与管理》
CAS
北大核心
2012年第8期67-69,共3页
Experimental Technology and Management
