78 lines
2.6 KiB
C
78 lines
2.6 KiB
C
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#ifndef _SPI_SD_DRIVER_H_
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#define _SPI_SD_DRIVER_H_
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#include "stm32l1xx.h" //<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ҫ<EFBFBD><D2AA>ͷ<EFBFBD>ļ<EFBFBD>
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#include "bsp.h"
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//typedef uint32_t u32;
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//typedef uint16_t u16;
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//typedef uint8_t u8;
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/* Private define ------------------------------------------------------------*/
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/* SPI<50><49><EFBFBD><EFBFBD><EFBFBD>ٶ<EFBFBD><D9B6><EFBFBD><EFBFBD><EFBFBD>*/
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#define SPI_SPEED_LOW 0
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#define SPI_SPEED_HIGH 1
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// SD<53><44><EFBFBD><EFBFBD><EFBFBD>Ͷ<EFBFBD><CDB6><EFBFBD>
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#define SD_TYPE_ERR 0X00
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#define SD_TYPE_MMC 0X01
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#define SD_TYPE_V1 0X02
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#define SD_TYPE_V2 0X04
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#define SD_TYPE_V2HC 0X06
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// SD<53><44>ָ<EFBFBD><D6B8><EFBFBD><EFBFBD>
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#define CMD0 0 //<2F><><EFBFBD><EFBFBD>λ
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#define CMD1 1
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#define CMD8 8 //<2F><><EFBFBD><EFBFBD>8 <20><>SEND_IF_COND
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#define CMD9 9 //<2F><><EFBFBD><EFBFBD>9 <20><><EFBFBD><EFBFBD>CSD<53><44><EFBFBD><EFBFBD>
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#define CMD10 10 //<2F><><EFBFBD><EFBFBD>10<31><30><EFBFBD><EFBFBD>CID<49><44><EFBFBD><EFBFBD>
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#define CMD12 12 //<2F><><EFBFBD><EFBFBD>12<31><32>ֹͣ<CDA3><D6B9><EFBFBD>ݴ<EFBFBD><DDB4><EFBFBD>
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#define CMD16 16 //<2F><><EFBFBD><EFBFBD>16<31><36><EFBFBD><EFBFBD><EFBFBD><EFBFBD>SectorSize Ӧ<><D3A6><EFBFBD><EFBFBD>0x00
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#define CMD17 17 //<2F><><EFBFBD><EFBFBD>17<31><37><EFBFBD><EFBFBD>sector
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#define CMD18 18 //<2F><><EFBFBD><EFBFBD>18<31><38><EFBFBD><EFBFBD>Multi sector
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#define CMD23 23 //<2F><><EFBFBD><EFBFBD>23<32><33><EFBFBD><EFBFBD><EFBFBD>ö<EFBFBD>sectorд<72><D0B4>ǰԤ<C7B0>Ȳ<EFBFBD><C8B2><EFBFBD>N<EFBFBD><4E>block
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#define CMD24 24 //<2F><><EFBFBD><EFBFBD>24<32><34>дsector
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#define CMD25 25 //<2F><><EFBFBD><EFBFBD>25<32><35>дMulti sector
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#define CMD41 41 //<2F><><EFBFBD><EFBFBD>41<34><31>Ӧ<EFBFBD><D3A6><EFBFBD><EFBFBD>0x00
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#define CMD55 55 //<2F><><EFBFBD><EFBFBD>55<35><35>Ӧ<EFBFBD><D3A6><EFBFBD><EFBFBD>0x01
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#define CMD58 58 //<2F><><EFBFBD><EFBFBD>58<35><38><EFBFBD><EFBFBD>OCR<43><52>Ϣ
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#define CMD59 59 //<2F><><EFBFBD><EFBFBD>59<35><39>ʹ<EFBFBD><CAB9>/<2F><>ֹCRC<52><43>Ӧ<EFBFBD><D3A6><EFBFBD><EFBFBD>0x00
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//<2F><><EFBFBD><EFBFBD>д<EFBFBD><D0B4><EFBFBD><EFBFBD>Ӧ<EFBFBD><D3A6><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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#define MSD_DATA_OK 0x05
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#define MSD_DATA_CRC_ERROR 0x0B
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#define MSD_DATA_WRITE_ERROR 0x0D
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#define MSD_DATA_OTHER_ERROR 0xFF
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//SD<53><44><EFBFBD><EFBFBD>Ӧ<EFBFBD><D3A6><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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#define MSD_RESPONSE_NO_ERROR 0x00
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#define MSD_IN_IDLE_STATE 0x01
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#define MSD_ERASE_RESET 0x02
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#define MSD_ILLEGAL_COMMAND 0x04
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#define MSD_COM_CRC_ERROR 0x08
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#define MSD_ERASE_SEQUENCE_ERROR 0x10
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#define MSD_ADDRESS_ERROR 0x20
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#define MSD_PARAMETER_ERROR 0x40
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#define MSD_RESPONSE_FAILURE 0xFF
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//<2F>ⲿ<EFBFBD><E2B2BF>Ӧ<EFBFBD><D3A6><EFBFBD>ݾ<EFBFBD><DDBE><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>!
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//Mini STM32ʹ<32>õ<EFBFBD><C3B5><EFBFBD>PA3<41><33>ΪSD<53><44><EFBFBD><EFBFBD>CS<43><53>.
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#define SD_CS_ENABLE() GPIO_ResetBits(GPIOC,GPIO_Pin_6) //ѡ<><D1A1>SD<53><44>
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#define SD_CS_DISABLE() GPIO_SetBits(GPIOC,GPIO_Pin_6) //<2F><>ѡ<EFBFBD><D1A1>SD<53><44>
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extern u8 SD_Type;//SD<53><44><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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/* Private function prototypes -----------------------------------------------*/
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//<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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void SD_SPI_Init(void);
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u8 SD_SPI_ReadWriteByte(u8 data);
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void SD_SPI_SpeedLow(void);
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void SD_SPI_SpeedHigh(void);
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u8 SD_WaitReady(void); //<2F>ȴ<EFBFBD>SD<53><44><EFBFBD><D7BC>
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u8 SD_GetResponse(u8 Response); //<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ӧ
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u8 SD_Initialize(void); //<2F><>ʼ<EFBFBD><CABC>
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u8 SD_ReadDisk(u8*buf,u32 sector,u8 cnt); //<2F><><EFBFBD><EFBFBD>
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u8 SD_WriteDisk(u8*buf,u32 sector,u8 cnt); //д<><D0B4>
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u32 SD_GetSectorCount(void); //<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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u8 SD_GetCID(u8 *cid_data); //<2F><>SD<53><44>CID
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u8 SD_GetCSD(u8 *csd_data); //<2F><>SD<53><44>CSD
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#endif
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