基于STM32的SD卡读取FATFS文件系统

基于KEIL的STM32读取SD卡，含有FATFS文件系统！

/**************************************************************************//**
 * @file     core_cm3.c
 * @brief    CMSIS Cortex-M3 Core Peripheral Access layer Source File
 * @version  V1.30
 * @date     30. October 2009
 *
 * @note
 * Copyright （C） 2009 ARM Limited. All rights reserved.
 *
 * @par
 * ARM Limited （ARM） is supplying this software for use with Cortex-M 
 * processor based microcontrollers.  This file can be freely distributed 
 * within development tools that are supporting such ARM based processors. 
 *
 * @par
 * THIS SOFTWARE IS PROVIDED “AS IS“.  NO WARRANTIES WHETHER EXPRESS IMPLIED
 * OR STATUTORY INCLUDING BUT NOT LIMITED TO IMPLIED WARRANTIES OF
 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE APPLY TO THIS SOFTWARE.
 * ARM SHALL NOT 

 属性            大小     日期    时间   名称
----------- ---------  ---------- -----  ----
     目录           0  2012-08-05 21:50  STM32的SD卡FATFS\
     目录           0  2012-08-05 21:50  STM32的SD卡FATFS\Libraries\
     目录           0  2012-08-05 21:50  STM32的SD卡FATFS\Libraries\CMSIS\
     目录           0  2012-08-05 21:50  STM32的SD卡FATFS\Libraries\CMSIS\CM3\
     目录           0  2012-08-05 21:50  STM32的SD卡FATFS\Libraries\CMSIS\CM3\CoreSupport\
     文件       17273  2011-03-19 12:13  STM32的SD卡FATFS\Libraries\CMSIS\CM3\CoreSupport\core_cm3.c
     文件       85714  2011-03-19 12:13  STM32的SD卡FATFS\Libraries\CMSIS\CM3\CoreSupport\core_cm3.h
     目录           0  2012-08-05 21:50  STM32的SD卡FATFS\Libraries\CMSIS\CM3\DeviceSupport\
     目录           0  2012-08-05 21:50  STM32的SD卡FATFS\Libraries\CMSIS\CM3\DeviceSupport\ST\
     目录           0  2012-08-05 21:50  STM32的SD卡FATFS\Libraries\CMSIS\CM3\DeviceSupport\ST\STM32F10x\
     文件       26297  2011-03-19 12:13  STM32的SD卡FATFS\Libraries\CMSIS\CM3\DeviceSupport\ST\STM32F10x\Release_Notes.html
     目录           0  2012-08-05 21:50  STM32的SD卡FATFS\Libraries\CMSIS\CM3\DeviceSupport\ST\STM32F10x\startup\
     目录           0  2012-08-05 21:50  STM32的SD卡FATFS\Libraries\CMSIS\CM3\DeviceSupport\ST\STM32F10x\startup\arm\
     文件       15766  2011-03-19 12:13  STM32的SD卡FATFS\Libraries\CMSIS\CM3\DeviceSupport\ST\STM32F10x\startup\arm\startup_stm32f10x_cl.s
     文件       15503  2011-03-19 12:13  STM32的SD卡FATFS\Libraries\CMSIS\CM3\DeviceSupport\ST\STM32F10x\startup\arm\startup_stm32f10x_hd.s
     文件       15692  2011-03-19 12:13  STM32的SD卡FATFS\Libraries\CMSIS\CM3\DeviceSupport\ST\STM32F10x\startup\arm\startup_stm32f10x_hd_vl.s
     文件       12376  2011-03-19 12:13  STM32的SD卡FATFS\Libraries\CMSIS\CM3\DeviceSupport\ST\STM32F10x\startup\arm\startup_stm32f10x_ld.s
     文件       13656  2011-03-19 12:13  STM32的SD卡FATFS\Libraries\CMSIS\CM3\DeviceSupport\ST\STM32F10x\startup\arm\startup_stm32f10x_ld_vl.s
     文件       12849  2012-03-27 16:24  STM32的SD卡FATFS\Libraries\CMSIS\CM3\DeviceSupport\ST\STM32F10x\startup\arm\startup_stm32f10x_md.s
     文件       14073  2011-03-19 12:13  STM32的SD卡FATFS\Libraries\CMSIS\CM3\DeviceSupport\ST\STM32F10x\startup\arm\startup_stm32f10x_md_vl.s
     文件       15955  2011-03-19 12:13  STM32的SD卡FATFS\Libraries\CMSIS\CM3\DeviceSupport\ST\STM32F10x\startup\arm\startup_stm32f10x_xl.s
     目录           0  2012-08-05 21:50  STM32的SD卡FATFS\Libraries\CMSIS\CM3\DeviceSupport\ST\STM32F10x\startup\gcc_ride7\
     文件       13072  2011-03-19 12:13  STM32的SD卡FATFS\Libraries\CMSIS\CM3\DeviceSupport\ST\STM32F10x\startup\gcc_ride7\startup_stm32f10x_cl.s
     文件       13160  2011-03-19 12:13  STM32的SD卡FATFS\Libraries\CMSIS\CM3\DeviceSupport\ST\STM32F10x\startup\gcc_ride7\startup_stm32f10x_hd.s
     文件       12482  2011-03-19 12:13  STM32的SD卡FATFS\Libraries\CMSIS\CM3\DeviceSupport\ST\STM32F10x\startup\gcc_ride7\startup_stm32f10x_hd_vl.s
     文件        9814  2011-03-19 12:13  STM32的SD卡FATFS\Libraries\CMSIS\CM3\DeviceSupport\ST\STM32F10x\startup\gcc_ride7\startup_stm32f10x_ld.s
     文件       10562  2011-03-19 12:13  STM32的SD卡FATFS\Libraries\CMSIS\CM3\DeviceSupport\ST\STM32F10x\startup\gcc_ride7\startup_stm32f10x_ld_vl.s
     文件       10269  2011-03-19 12:13  STM32的SD卡FATFS\Libraries\CMSIS\CM3\DeviceSupport\ST\STM32F10x\startup\gcc_ride7\startup_stm32f10x_md.s
     文件       11058  2011-03-19 12:13  STM32的SD卡FATFS\Libraries\CMSIS\CM3\DeviceSupport\ST\STM32F10x\startup\gcc_ride7\startup_stm32f10x_md_vl.s
     文件       13261  2011-03-19 12:13  STM32的SD卡FATFS\Libraries\CMSIS\CM3\DeviceSupport\ST\STM32F10x\startup\gcc_ride7\startup_stm32f10x_xl.s
     目录           0  2012-08-05 21:50  STM32的SD卡FATFS\Libraries\CMSIS\CM3\DeviceSupport\ST\STM32F10x\startup\iar\
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