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《Journal of Chengde Petroleum College》 2008-02
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LED Display Screen Based on Screenshots Technology

ZHEN Yu-jie1,2,LI Yu-hong3(1.School of Electrical Engineering and Automation,Hefei University of Technology,Hefei 230009,Anhui,China;2.Department of Electrical and Electronic Engineering,Chengde Petroleum College,Chengde 067000,Hebei,China;3.Computer Teachingand Research Office,Chengde Medical College,Chengde 067000,Hebei,China)  
This paper provides a sort of system software design of LED Picture-Character Display,introduces the program's key points of upper computer and nether device,and emphatically describes how to convert Chinese character into display dot-matrix from Chinese character Font Library and how to convert picture to display dot-matrix with the method of snap-screen.This paper presents a sort of protocol of serial communication about this design too.
【CateGory Index】: TN873
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