#include?“includes.h“
#include?“drvSDCard.h“
#include?“sdio_sd.h“

/**
??*?@brief??DeInitializes?the?SDIO?interface.
??*?@param??None
??*?@retval?None
??*/
void?SD_LowLevel_DeInit（void）
{
??GPIO_InitTypeDef??GPIO_InitStructure;
??
??/*!??SDIO_ClockCmd（DISABLE）;
??
??/*!??SDIO_SetPowerState（SDIO_PowerState_OFF）;

??/*!??SDIO_DeInit（）;
??
??/*!??RCC_AHBPeriphClockCmd（RCC_AHBPeriph_SDIO?DISABLE）;

??/*!??GPIO_InitStructure.GPIO_Pin?=?GPIO_Pin_8?|?GPIO_Pin_9?|?GPIO_Pin_10?|?GPIO_Pin_11?|?GPIO_Pin_12;
??GPIO_InitStructure.GPIO_Mode?=?GPIO_Mode_IN_FLOATING;
??GPIO_Init（GPIOC?&GPIO_InitStructure）;

??/*!??GPIO_InitStructure.GPIO_Pin?=?GPIO_Pin_2;
??GPIO_Init（GPIOD?&GPIO_InitStructure）;
}

/**
??*?@brief??Initializes?the?SD?Card?and?put?it?into?StandBy?State?（Ready?for?
??*?????????data?transfer）.
??*?@param??None
??*?@retval?None
??*/
void?SD_LowLevel_Init（void）
{
??GPIO_InitTypeDef??GPIO_InitStructure;

??/*!??RCC_APB2PeriphClockCmd（RCC_APB2Periph_GPIOC?|?RCC_APB2Periph_GPIOD?|?SD_DETECT_GPIO_CLK?ENABLE）;

??/*!??GPIO_InitStructure.GPIO_Pin?=?GPIO_Pin_8?|?GPIO_Pin_9?|?GPIO_Pin_10?|?GPIO_Pin_11?|?GPIO_Pin_12;
??GPIO_InitStructure.GPIO_Speed?=?GPIO_Speed_50MHz;
??GPIO_InitStructure.GPIO_Mode?=?GPIO_Mode_AF_PP;
??GPIO_Init（GPIOC?&GPIO_InitStructure）;

??/*!??GPIO_InitStructure.GPIO_Pin?=?GPIO_Pin_2;
??GPIO_Init（GPIOD?&GPIO_InitStructure）;

??/*!??GPIO_InitStructure.GPIO_Pin?=?SD_DETECT_PIN;
??GPIO_InitStructure.GPIO_Mode?=?GPIO_Mode_IPU;
??GPIO_Init（SD_DETECT_GPIO_PORT?&GPIO_InitStructure）;
??
??/*!??RCC_AHBPeriphClockCmd（RCC_AHBPeriph_SDIO?ENABLE）;

??/*!??RCC_AHBPeriphClockCmd（RCC_AHBPeriph_DMA2?ENABLE）;
}

/**
??*?@brief??Configures?the?DMA2?Channel4?for?SDIO?Tx?request.
??*?@param??BufferSRC:?pointer?to?the?source?buffer
??*?@param??BufferSize:?buffer?size
??*?@retval?None
??*/
void?SD_LowLevel_DMA_TxConfig（uint32_t?*BufferSRC?uint32_t?BufferSize）
{

??DMA_InitTypeDef?DMA_InitStructure;

??DMA_ClearFlag（DMA2_FLAG_TC4?|?DMA2_FLAG_TE4?|?DMA2_FLAG_HT4?|?DMA2_FLAG_GL4）;

??/*!??DMA_Cmd（DMA2_Channel4?DISABLE）;

??/*!??DMA_InitStructure.DMA_PeripheralbaseAddr?=?（uint32_t）SDIO_FIFO_ADDRESS;
??DMA_InitStructure.DMA_MemorybaseAddr?=?（uint32_t）BufferSRC;
??DMA_InitStructure.DMA_DIR?=?DMA_DIR_PeripheralDST;
??DMA_InitStructure.DMA_BufferSize?=?BufferSize?/?4;
??DMA_InitStructure.DMA_PeripheralInc?=?DMA_PeripheralInc_Disable;

?屬性????????????大小?????日期????時(shí)間???名稱
-----------?---------??----------?-----??----

?????文件????????915??2012-03-12?13:53??drvSDCard.h

?????文件??????82033??2012-03-12?14:14??sdio_sd.c

?????文件??????18218??2012-03-02?09:48??sdio_sd.h

?????文件???????7122??2012-03-12?14:12??drvSDCard.c

-----------?---------??----------?-----??----

???????????????108288????????????????????4