精选优质文档-倾情为你奉上衡水学院毕业设计英文文献翻译学生姓名:肖霄系 别:物理与电子信息系专 业:电子信息工程年 级:2008级学 号:3指导教师:郭海丽衡水学院教务处印制专心-专注-专业原 文题目:LED dot matrix screen design based on MCU As a popular display device component, LED dot-matrix display board consists of several independent LED (Light Emitting Diode). The LED dot-matrix display board can display the number or sign, and it is usually used to show time, speed, the state of system etc.