| C8051F340控制的LED点阵显示屏系统设计 |
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| 引用本文： | 李玲,弓千让,齐长远.C8051F340控制的LED点阵显示屏系统设计[J].国外电子元器件,2009(11):81-83. |
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| 作者姓名： | 李玲 弓千让 齐长远 |
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| 作者单位： | 西北大学信息科学与技术学院; |
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| 基金项目： | 西安市技术创新项目(09C26216102599) |
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| 摘 要： | 介绍以单片机c8051F340为控制器的点阵LED显示屏控制系统。C8051F340接收PC杌的控制命令，经过处理后控制LED显示屏的扫描显示。它可采用不同的显示方式，同时显示4个14×10的汉字和8个7×5的字符或数字。给出该控制系统的软硬件设计要点。系统基于KeilC51编程。具有较好的可移植性。
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| 关 键 词： | C8051F340 LED显示屏 74HC595 MSComm |
Design of LED dot matrix display screen system controlled by C8051F340 |
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| LI Ling,GONG Qian-rang,QI Chang-yuan.Design of LED dot matrix display screen system controlled by C8051F340[J].International Electronic Elements,2009(11):81-83. |
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| Authors: | LI Ling GONG Qian-rang QI Chang-yuan |
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| Affiliation: | (School of lnformation Science and Technology,Northwest University, Xi＇an 710127, China ) |
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| Abstract: | This paper introduces a LED dot matrix display screen system controlled by a single chip C8051F340.The C8051F340 receives PC control commands,which is processed to control the scan and show of LED display.It shows in different ways and displays four 14×10 chinese characters and eight 7×5 chars or numbers at the same time.This paper introduces the control system hardware and software design essentials.System programming is based on Keil C51, it has good portability. |
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| Keywords: | C8051F340 LED matrix 74HC595 MSComm |
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