| 51单片机扩展USB接口的方法 |
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| 引用本文： | 翟子楠,王彦辉. 51单片机扩展USB接口的方法[J]. 平顶山学院学报, 2006, 21(2): 65-67 |
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| 作者姓名： | 翟子楠 王彦辉 |
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| 作者单位： | 河南科技大学,河南,洛阳,471003;平顶山学院,河南,平顶山,467002 |
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| 摘 要： | 讨论了在P89C51RD单片机上扩展USB接口的方法.介绍了USB的相关技术标准.详细描述了P89C51RD单片机与USBN9603的接口原理,给出了硬件原理图并介绍了固件程序与设备驱动程序软件的编制过程.廉价的51单片机具备了USB接口,其应用范围将更加广泛.
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| 关 键 词： | 单片机 USB 设备描述符 WDM |
| 文章编号： | 1673-1670（2006）02-0065-03 |
| 收稿时间： | 2006-01-07 |
| 修稿时间： | 2006-01-07 |
A Methood of Expanding USB Interface on the P89C51RD single Chip Computer Series |
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| ZHAI Zi-nan,WANG Yan-hui. A Methood of Expanding USB Interface on the P89C51RD single Chip Computer Series[J]. Journal of Pingdingshan University, 2006, 21(2): 65-67 |
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| Authors: | ZHAI Zi-nan WANG Yan-hui |
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| Abstract: | This paper discusses a method of expanding USB interface on the P89C51RD single chip computer series.introduces USB technology standard,and detailedly describes the interface theory of P89C51RDMCU and USBN9603.A hardware theory drawing is given.Besides,it introduces the process of programming about firm device and device drive.Equipped with the USB interface,the cheap 51 mcu will have more extensive application. |
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