摘要
介绍了双基色LED显示屏的扫描原理、扫描电路及其调整方法。分析了扫描电路驱动74HC595的技术参数及工作状态,给出了3个公司的74HC595的技术参数表,并对参数进行了分析。
Principle and circuit of scan and its adjustment means of double primary color LED display screen are introduced. Technical parameters and working state of scan circuit drive 74HC595 are analyzed. Technical parameters of 74HC595 from three companies are presented and analyzed.
出处
《液晶与显示》
CAS
CSCD
2003年第4期298-301,共4页
Chinese Journal of Liquid Crystals and Displays
基金
广东省科技攻关资助项目(2000 D068)
