| 单片机系统中的LED显示译码驱动电路 |
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| 引用本文： | 包建华,刘海宽. 单片机系统中的LED显示译码驱动电路[J]. 现代计算机, 2007, 0(9): 89-91 |
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| 作者姓名： | 包建华 刘海宽 |
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| 作者单位： | 徐州师范大学电气工程及自动化学院 徐州221116 |
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| 摘 要： | LED显示在单片机系统中应用广泛,它能够直观地向人报告系统运行状态与结果.论述单片机应用系统中LED显示译码驱动电路的几种实现方案,比较每种方案各自的优缺点,着重介绍了专用显示驱动芯片MAX7219的工作原理与应用方法,指出专用译码驱动芯片在单片机系统显示应用中的广阔前景.
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| 关 键 词： | 单片机 译码驱动 |
| 修稿时间： | 2007-06-21 |
Coding and Driving Circuit of LED Display in Singlechip System |
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| BAO Jian-hua,LIU Hai-kuan. Coding and Driving Circuit of LED Display in Singlechip System[J]. Modem Computer, 2007, 0(9): 89-91 |
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| Authors: | BAO Jian-hua LIU Hai-kuan |
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| Affiliation: | School of Electrical engineering and Automation, Xuzhou Normal University, Xuzhou 221116 |
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| Abstract: | LED display is widely used in singlechip system,which it can distinctly show the state and result of the system.Discusses several new solutions of LED display circuit,compares the advantages and shortcomings of all solutions,introduces the principle and application of special display chip MAX7219,and also designates that the special coding and driving chips have great value in display application of singlechip system. |
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| Keywords: | LED MAX7219 |
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