| 基于ARM9和μC/OS-Ⅱ的SD卡文件系统设计与实现 |
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| 引用本文： | 王浩,郭兰英,惠飞,贺春峰.基于ARM9和μC/OS-Ⅱ的SD卡文件系统设计与实现[J].电子设计工程,2012,20(10):106-109. |
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| 作者姓名： | 王浩 郭兰英 惠飞 贺春峰 |
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| 作者单位： | 长安大学信息工程学院,陕西西安,710064 |
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| 摘 要： | 主要针对货车动态称重系统中大量实时载重数据存取的需求而做的设计。该设计基于ARM9和μC/OS-Ⅱ相结合的软硬件平台,实现了一种SD卡文件系统。SD卡的接口电路采用SD总线模式连接,软件设计基于嵌入式操作系μC/OS-Ⅱ,文件系统的实现参照FAT32规范。实际应用表明,该设计能够满足大量数据的存取效率以及文件管理的技术指标。
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| 关 键 词： | ARM9 SD卡文件系统 数据存取 μC/OS-Ⅱ 文件管理 |
Design of SD card file system based on ARM9 and μC/OS-Ⅱ |
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| WANG Hao,GUO Lan-ying,HUI Fei,HE Chun-feng.Design of SD card file system based on ARM9 and μC/OS-Ⅱ[J].Electronic Design Engineering,2012,20(10):106-109. |
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| Authors: | WANG Hao GUO Lan-ying HUI Fei HE Chun-feng |
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| Affiliation: | (College of Information Engineering,Chang’an University,Xi’an 710064,China) |
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| Abstract: | The design was to satisfy the requirement of real-time load data access in truck dynamic weighing systems.The design based on the ARM9 and μC/OS-Ⅱ,which is a combination of hardware and software platforms,to accomplish a SD card file system.The SD card interface circuit using SD bus mode,and software design is based on embedded operating system-μC/OS-Ⅱ.Also the file system design refer to the FAT32 specification.The practical application shows that the design can meet the technical specifications of the large amounts of data access efficiency and document management. |
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| Keywords: | ARM9 SD card file system data access μC/OS-Ⅱ document management |
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