| 基于FatFs文件系统的SD卡存储器设计 |
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| 引用本文： | 李世奇,董浩斌,李荣生. 基于FatFs文件系统的SD卡存储器设计[J]. 测控技术, 2011, 30(12): 79-81 |
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| 作者姓名： | 李世奇 董浩斌 李荣生 |
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| 作者单位： | 1. 中国地质大学机械与电子信息学院,湖北武汉,430074
2. 山西大同大学工学院,山西大同,037003 |
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| 摘 要： | 提出了一种基于FatFs文件系统的SD卡存储器设计.系统以ST公司的STM32F103R为核心,通过SPI总线与SD卡进行通信,实现了数据的便携式存储.给出了系统的硬件结构图,详细探讨了SD卡驱动程序以及FatFs移植方面的软件设计.该存储器传输速度快,可靠性强,具有广阔的应用价值.
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| 关 键 词： | STM32F103R 数据存储 SD卡 FatFs |
Design of SD Memory Card Based on FatFs File System |
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| LI Shi-qi,DONG Hao-bin,LI Rong-sheng. Design of SD Memory Card Based on FatFs File System[J]. Measurement & Control Technology, 2011, 30(12): 79-81 |
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| Authors: | LI Shi-qi DONG Hao-bin LI Rong-sheng |
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| Affiliation: | LI Shi-qi1,DONG Hao-bin1,LI Rong-sheng2(1.Faculty of Mechanical and Electronic Information,China University of Geosciences,Wuhan 430074,China,2.School of Engineering,Shanxi Datong University,Datong 037003,China) |
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| Abstract: | A design of SD memory card based on FatFs file system is introduced.The data storage system is realized by connecting the STM32F103R with SD card through SPI bus.The hardware framework of the system which is designed with STM32F103R as core components is presented,how to design the SD card driver program and transplant FatFs file system is descussed in details.The memory card has a high transmission speed and reliability,so it has a large value of application. |
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| Keywords: | STM32F103R data storage SD FatFs |
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