The third chapter, LED display system hardware design and realization.
第三章，LED图文信息显示系统硬件部分的设计与实现。
The second chapter, the integral design scheme of the LED display system.
第二章，LED图文信息显示系统整体设计方案。
The fourth chapter, LED display system design and realization of the software.
第四章，LED图文信息显示系统软件部分的设计与实现。
Design of LED Chinese character display system based on CPLD is given.
给出一种基于CPLD的LED汉字显示系统设计方案。
Design of LED Chinese character display system based on CPLD is given.
给出一种基于CPLD的LED汉字显示系统设计方案。
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