sdcard.h

STM32 库文件

#define SDIO_SDIO_RW_DIRECT                      ((uint8_t)52) /* For SD I/O Card only */
#define SDIO_SDIO_RW_EXTENDED                    ((uint8_t)53) /* For SD I/O Card only */

/* Following commands are SD Card Specific security commands.
   SDIO_APP_CMD should be sent before sending these commands. */
#define SDIO_SD_APP_GET_MKB                      ((uint8_t)43) /* For SD Card only */
#define SDIO_SD_APP_GET_MID                      ((uint8_t)44) /* For SD Card only */
#define SDIO_SD_APP_SET_CER_RN1                  ((uint8_t)45) /* For SD Card only */
#define SDIO_SD_APP_GET_CER_RN2                  ((uint8_t)46) /* For SD Card only */
#define SDIO_SD_APP_SET_CER_RES2                 ((uint8_t)47) /* For SD Card only */
#define SDIO_SD_APP_GET_CER_RES1                 ((uint8_t)48) /* For SD Card only */
#define SDIO_SD_APP_SECURE_READ_MULTIPLE_BLOCK   ((uint8_t)18) /* For SD Card only */
#define SDIO_SD_APP_SECURE_WRITE_MULTIPLE_BLOCK  ((uint8_t)25) /* For SD Card only */
#define SDIO_SD_APP_SECURE_ERASE                 ((uint8_t)38) /* For SD Card only */
#define SDIO_SD_APP_CHANGE_SECURE_AREA           ((uint8_t)49) /* For SD Card only */
#define SDIO_SD_APP_SECURE_WRITE_MKB             ((uint8_t)48) /* For SD Card only */

typedef enum
{
  SD_NO_TRANSFER  = 0,
  SD_TRANSFER_IN_PROGRESS
} SDTransferState;

typedef struct
{
  uint16_t TransferredBytes;
  SD_Error TransferError;
  uint8_t  padding;
} SDLastTransferInfo;

typedef struct       /* Card Specific Data */
{
  __IO uint8_t  CSDStruct;            /* CSD structure */
  __IO uint8_t  SysSpecVersion;       /* System specification version */
  __IO uint8_t  Reserved1;            /* Reserved */
  __IO uint8_t  TAAC;                 /* Data read access-time 1 */
  __IO uint8_t  NSAC;                 /* Data read access-time 2 in CLK cycles */
  __IO uint8_t  MaxBusClkFrec;        /* Max. bus clock frequency */
  __IO uint16_t CardComdClasses;      /* Card command classes */
  __IO uint8_t  RdBlockLen;           /* Max. read data block length */
  __IO uint8_t  PartBlockRead;        /* Partial blocks for read allowed */
  __IO uint8_t  WrBlockMisalign;      /* Write block misalignment */
  __IO uint8_t  RdBlockMisalign;      /* Read block misalignment */
  __IO uint8_t  DSRImpl;              /* DSR implemented */
  __IO uint8_t  Reserved2;            /* Reserved */
  __IO uint32_t DeviceSize;           /* Device Size */
  __IO uint8_t  MaxRdCurrentVDDMin;   /* Max. read current @ VDD min */
  __IO uint8_t  MaxRdCurrentVDDMax;   /* Max. read current @ VDD max */
  __IO uint8_t  MaxWrCurrentVDDMin;   /* Max. write current @ VDD min */
  __IO uint8_t  MaxWrCurrentVDDMax;   /* Max. write current @ VDD max */
  __IO uint8_t  DeviceSizeMul;        /* Device size multiplier */
  __IO uint8_t  EraseGrSize;          /* Erase group size */
  __IO uint8_t  EraseGrMul;           /* Erase group size multiplier */
  __IO uint8_t  WrProtectGrSize;      /* Write protect group size */
  __IO uint8_t  WrProtectGrEnable;    /* Write protect group enable */
  __IO uint8_t  ManDeflECC;           /* Manufacturer default ECC */
  __IO uint8_t  WrSpeedFact;          /* Write speed factor */
  __IO uint8_t  MaxWrBlockLen;        /* Max. write data block length */
  __IO uint8_t  WriteBlockPaPartial;  /* Partial blocks for write allowed */
  __IO uint8_t  Reserved3;            /* Reserded */
  __IO uint8_t  ContentProtectAppli;  /* Content protection application */
  __IO uint8_t  FileFormatGrouop;     /* File format group */
  __IO uint8_t  CopyFlag;             /* Copy flag (OTP) */
  __IO uint8_t  PermWrProtect;        /* Permanent write protection */
  __IO uint8_t  TempWrProtect;        /* Temporary write protection */
  __IO uint8_t  FileFormat;           /* File Format */
  __IO uint8_t  ECC;                  /* ECC code */
  __IO uint8_t  CSD_CRC;              /* CSD CRC */
  __IO uint8_t  Reserved4;            /* always 1*/
} SD_CSD;

typedef struct      /*Card Identification Data*/
{
  __IO uint8_t  ManufacturerID;       /* ManufacturerID */
  __IO uint16_t OEM_AppliID;          /* OEM/Application ID */
  __IO uint32_t ProdName1;            /* Product Name part1 */
  __IO uint8_t  ProdName2;            /* Product Name part2*/
  __IO uint8_t  ProdRev;              /* Product Revision */
  __IO uint32_t ProdSN;               /* Product Serial Number */
  __IO uint8_t  Reserved1;            /* Reserved1 */
  __IO uint16_t ManufactDate;         /* Manufacturing Date */
  __IO uint8_t  CID_CRC;              /* CID CRC */
  __IO uint8_t  Reserved2;            /* always 1 */
} SD_CID;

typedef struct
{
  SD_CSD SD_csd;
  SD_CID SD_cid;
  uint32_t CardCapacity; /* Card Capacity */
  uint32_t CardBlockSize; /* Card Block Size */
  uint16_t RCA;
  uint8_t CardType;
} SD_CardInfo;

/* Exported constants --------------------------------------------------------*/
#define SD_DMA_MODE                     ((uint32_t)0x00000000)
#define SD_INTERRUPT_MODE               ((uint32_t)0x00000001)
#define SD_POLLING_MODE                 ((uint32_t)0x00000002)

/* Supported Memory Cards */
#define SDIO_STD_CAPACITY_SD_CARD_V1_1     ((uint32_t)0x0)
#define SDIO_STD_CAPACITY_SD_CARD_V2_0     ((uint32_t)0x1)
#define SDIO_HIGH_CAPACITY_SD_CARD         ((uint32_t)0x2)
#define SDIO_MULTIMEDIA_CARD               ((uint32_t)0x3)
#define SDIO_SECURE_DIGITAL_IO_CARD        ((uint32_t)0x4)
#define SDIO_HIGH_SPEED_MULTIMEDIA_CARD    ((uint32_t)0x5)
#define SDIO_SECURE_DIGITAL_IO_COMBO_CARD  ((uint32_t)0x6)
#define SDIO_HIGH_CAPACITY_MMC_CARD        ((uint32_t)0x7)

/* Exported macro ------------------------------------------------------------*/
/* Exported functions ------------------------------------------------------- */
SD_Error SD_Init(void);
SD_Error SD_PowerON(void);
SD_Error SD_PowerOFF(void);
SD_Error SD_InitializeCards(void);
SD_Error SD_GetCardInfo(SD_CardInfo *cardinfo);
SD_Error SD_EnableWideBusOperation(uint32_t WideMode);
SD_Error SD_SetDeviceMode(uint32_t Mode);
SD_Error SD_SelectDeselect(uint32_t addr);
SD_Error SD_ReadBlock(uint32_t addr, uint32_t *readbuff, uint16_t BlockSize);
SD_Error SD_ReadMultiBlocks(uint32_t addr, uint32_t *readbuff, uint16_t BlockSize, uint32_t NumberOfBlocks);
SD_Error SD_WriteBlock(uint32_t addr, uint32_t *writebuff, uint16_t BlockSize);
SD_Error SD_WriteMultiBlocks(uint32_t addr, uint32_t *writebuff, uint16_t BlockSize, uint32_t NumberOfBlocks);
SDTransferState SD_GetTransferState(void);
SD_Error SD_StopTransfer(void);
SD_Error SD_Erase(uint32_t startaddr, uint32_t endaddr);
SD_Error SD_SendStatus(uint32_t *pcardstatus);
SD_Error SD_SendSDStatus(uint32_t *psdstatus);
SD_Error SD_ProcessIRQSrc(void);

#endif /* __SDCARD_H */

/**
  * @}
  */

/**
  * @}
  */
  
/******************* (C) COPYRIGHT 2009 STMicroelectronics *****END OF FILE****/