说明：  LED显示屏控制系统的分析与设计用于图文显示的LED显示屏，如果只显示一些图形、文字，而对图像、动画以及信息的实时显示要求不高，而且信息的内容和屏与屏切换相对比较稳定，不需要固定计算机实时服务，只需要在控制显示屏的单片机中加入
(LED Display Control System Analysis and Design for graphic display of the LED screen, if only to show some graphics, text and image, animation and real-time information display ask for much, and the information content and the screen and the screen switch relatively stable, real-time service does not require a fixed computer, only the microcontroller in the control display by adding)