STM32 SDI/O协议

冬夜冰城

最近在做SD卡，但不是用原子哥的SPI模式，用SDIO模式，但不知道SDIO指令集，数据手册上只有寥寥几个指令，网上查了许久没有结果。望哪位兄弟给一份指令集。qq 741060785

谢谢了！

trochili

我也要

冬夜冰城

#define SD_CMD_GO_IDLE_STATE                       ((uint8_t)0)
#define SD_CMD_SEND_OP_COND                        ((uint8_t)1)
#define SD_CMD_ALL_SEND_CID                        ((uint8_t)2)
#define SD_CMD_SET_REL_ADDR                        ((uint8_t)3) /*!< SDIO_SEND_REL_ADDR for SD Card */
#define SD_CMD_SET_DSR                             ((uint8_t)4)
#define SD_CMD_SDIO_SEN_OP_COND                    ((uint8_t)5)
#define SD_CMD_HS_SWITCH                           ((uint8_t)6)
#define SD_CMD_SEL_DESEL_CARD                      ((uint8_t)7)
#define SD_CMD_HS_SEND_EXT_CSD                     ((uint8_t)8)
#define SD_CMD_SEND_CSD                            ((uint8_t)9)
#define SD_CMD_SEND_CID                            ((uint8_t)10)
#define SD_CMD_READ_DAT_UNTIL_STOP                 ((uint8_t)11) /*!< SD Card doesn't support it */
#define SD_CMD_STOP_TRANSMISSION                   ((uint8_t)12)
#define SD_CMD_SEND_STATUS                         ((uint8_t)13)
#define SD_CMD_HS_BUSTEST_READ                     ((uint8_t)14)
#define SD_CMD_GO_INACTIVE_STATE                   ((uint8_t)15)
#define SD_CMD_SET_BLOCKLEN                        ((uint8_t)16)
#define SD_CMD_READ_SINGLE_BLOCK                   ((uint8_t)17)
#define SD_CMD_READ_MULT_BLOCK                     ((uint8_t)18)
#define SD_CMD_HS_BUSTEST_WRITE                    ((uint8_t)19)
#define SD_CMD_WRITE_DAT_UNTIL_STOP                ((uint8_t)20) /*!< SD Card doesn't support it */
#define SD_CMD_SET_BLOCK_COUNT                     ((uint8_t)23) /*!< SD Card doesn't support it */
#define SD_CMD_WRITE_SINGLE_BLOCK                  ((uint8_t)24)
#define SD_CMD_WRITE_MULT_BLOCK                    ((uint8_t)25)
#define SD_CMD_PROG_CID                            ((uint8_t)26) /*!< reserved for manufacturers */
#define SD_CMD_PROG_CSD                            ((uint8_t)27)
#define SD_CMD_SET_WRITE_PROT                      ((uint8_t)28)
#define SD_CMD_CLR_WRITE_PROT                      ((uint8_t)29)
#define SD_CMD_SEND_WRITE_PROT                     ((uint8_t)30)
#define SD_CMD_SD_ERASE_GRP_START                  ((uint8_t)32) /*!< To set the address of the first write
                                                                  block to be erased. (For SD card only) */
#define SD_CMD_SD_ERASE_GRP_END                    ((uint8_t)33) /*!< To set the address of the last write block of the
                                                                  continuous range to be erased. (For SD card only) */
#define SD_CMD_ERASE_GRP_START                     ((uint8_t)35) /*!< To set the address of the first write block to be erased.
                                                                  (For MMC card only spec 3.31) */

#define SD_CMD_ERASE_GRP_END                       ((uint8_t)36) /*!< To set the address of the last write block of the
                                                                  continuous range to be erased. (For MMC card only spec 3.31) */

#define SD_CMD_ERASE                               ((uint8_t)38)
#define SD_CMD_FAST_IO                             ((uint8_t)39) /*!< SD Card doesn't support it */
#define SD_CMD_GO_IRQ_STATE                        ((uint8_t)40) /*!< SD Card doesn't support it */
#define SD_CMD_LOCK_UNLOCK                         ((uint8_t)42)
#define SD_CMD_APP_CMD                             ((uint8_t)55)
#define SD_CMD_GEN_CMD                             ((uint8_t)56)
#define SD_CMD_NO_CMD                              ((uint8_t)64)

/** 
  * @brief Following commands are SD Card Specific commands.
  *        SDIO_APP_CMD should be sent before sending these commands. 
  */
#define SD_CMD_APP_SD_SET_BUSWIDTH                 ((uint8_t)6)  /*!< For SD Card only */
#define SD_CMD_SD_APP_STAUS                        ((uint8_t)13) /*!< For SD Card only */
#define SD_CMD_SD_APP_SEND_NUM_WRITE_BLOCKS        ((uint8_t)22) /*!< For SD Card only */
#define SD_CMD_SD_APP_OP_COND                      ((uint8_t)41) /*!< For SD Card only */
#define SD_CMD_SD_APP_SET_CLR_CARD_DETECT          ((uint8_t)42) /*!< For SD Card only */
#define SD_CMD_SD_APP_SEND_SCR                     ((uint8_t)51) /*!< For SD Card only */
#define SD_CMD_SDIO_RW_DIRECT                      ((uint8_t)52) /*!< For SD I/O Card only */
#define SD_CMD_SDIO_RW_EXTENDED                    ((uint8_t)53) /*!< For SD I/O Card only */

/** 
  * @brief Following commands are SD Card Specific security commands.
  *        SDIO_APP_CMD should be sent before sending these commands. 
  */
#define SD_CMD_SD_APP_GET_MKB                      ((uint8_t)43) /*!< For SD Card only */
#define SD_CMD_SD_APP_GET_MID                      ((uint8_t)44) /*!< For SD Card only */
#define SD_CMD_SD_APP_SET_CER_RN1                  ((uint8_t)45) /*!< For SD Card only */
#define SD_CMD_SD_APP_GET_CER_RN2                  ((uint8_t)46) /*!< For SD Card only */
#define SD_CMD_SD_APP_SET_CER_RES2                 ((uint8_t)47) /*!< For SD Card only */
#define SD_CMD_SD_APP_GET_CER_RES1                 ((uint8_t)48) /*!< For SD Card only */
#define SD_CMD_SD_APP_SECURE_READ_MULTIPLE_BLOCK   ((uint8_t)18) /*!< For SD Card only */
#define SD_CMD_SD_APP_SECURE_WRITE_MULTIPLE_BLOCK  ((uint8_t)25) /*!< For SD Card only */
#define SD_CMD_SD_APP_SECURE_ERASE                 ((uint8_t)38) /*!< For SD Card only */
#define SD_CMD_SD_APP_CHANGE_SECURE_AREA           ((uint8_t)49) /*!< For SD Card only */
#define SD_CMD_SD_APP_SECURE_WRITE_MKB             ((uint8_t)48) /*!< For SD Card only */
  

leavic

上官方驱动吧，官方驱动架构很严谨，稍微调整一下，就很好用了。

正点原子

楼上可否发个demo让大家学习学习?