/*---------------------------------------------------------------------------------------------------- # # Copyright (c) 2022 Yuankang Liang(XerolySkinner) # # 本软件按原样提供,无任何明示或暗示 # 在任何情况下,作者都不承担任何损害赔偿责任 # # 使用的许可声明: # 1. 不得歪曲本软件的来源,你不能声称你编写了原始软件. # 2. 免费授予以任何目的,前提是版权声明出现在所有副本中. # 并且版权声明和许可声明同时出现. # 3. 你有使用,复制,修改,分发,和销售本软件的许可. # 4. 如果你在产品中使用,产品文档中的声明是赞赏的但不是必须的. # 5. 本通知不得从任何来源删除或更改. # # Yuankang Liang(XerolySkinner) # E-mail:zabbcccbbaz@163.com # QQ:2715099320 # Mobile Phone:13005636215 # # All rights reserved. */ /** * @file bsp_SD.h * @brief 操作SD卡的库 * @mainpage 主要信息 * @author Yuankang Liang(XerolySkinner) * @email zabbcccbbaz@163.com * @version V1.0.0 * @date 2022-11-22 03:50 */ #pragma once #ifdef __cplusplus ////////////////////////////////////////////////////////////////////////////////////////////////////// //---------------------------------------------------------------------------------------------------- // 头文件 // #include "spi.h" #include "varint.h" ////////////////////////////////////////////////////////////////////////////////////////////////////// //---------------------------------------------------------------------------------------------------- // 数据 // //---------------------------------------------------------------------------------------------------- //SD卡类型 #define ERR 0x00 #define MMC 0x01 #define V1 0x02 #define V2 0x04 #define V2HC 0x06 #define DUMMY_BYTE 0xFF #define MSD_BLOCKSIZE 512 //---------------------------------------------------------------------------------------------------- //CMD定义 #define CMD0 0 //卡复位 #define CMD1 1 #define CMD8 8 //命令8 ，SEND_IF_COND #define CMD9 9 //命令9 ，读CSD数据 #define CMD10 10 //命令10，读CID数据 #define CMD12 12 //命令12，停止数据传输 #define CMD16 16 //命令16，设置SectorSize 应返回0x00 #define CMD17 17 //命令17，读sector #define CMD18 18 //命令18，读Multi sector #define CMD23 23 //命令23，设置多sector写入前预先擦除N个block #define CMD24 24 //命令24，写sector #define CMD25 25 //命令25，写Multi sector #define CMD41 41 //命令41，应返回0x00 #define CMD55 55 //命令55，应返回0x01 #define CMD58 58 //命令58，读OCR信息 #define CMD59 59 //命令59，使能/禁止CRC，应返回0x00 //---------------------------------------------------------------------------------------------------- //数据写入回应字意义 #define MSD_DATA_OK 0x05 #define MSD_DATA_CRC_ERROR 0x0B #define MSD_DATA_WRITE_ERROR 0x0D #define MSD_DATA_OTHER_ERROR 0xFF //SD卡回应标记字 #define MSD_RESPONSE_NO_ERROR 0x00 #define MSD_IN_IDLE_STATE 0x01 #define MSD_ERASE_RESET 0x02 #define MSD_ILLEGAL_COMMAND 0x04 #define MSD_COM_CRC_ERROR 0x08 #define MSD_ERASE_SEQUENCE_ERROR 0x10 #define MSD_ADDRESS_ERROR 0x20 #define MSD_PARAMETER_ERROR 0x40 #define MSD_RESPONSE_FAILURE 0xFF //---------------------------------------------------------------------------------------------------- enum _CD_HOLD { HOLD = 0, RELEASE = 1, }; //---------------------------------------------------------------------------------------------------- typedef struct { /* Card Specific Data */ u8 CSDStruct; /* CSD structure */ u8 SysSpecVersion; /* System specification version */ u8 Reserved1; /* Reserved */ u8 TAAC; /* Data read access-time 1 */ u8 NSAC; /* Data read access-time 2 in CLK cycles */ u8 MaxBusClkFrec; /* Max. bus clock frequency */ u16 CardComdClasses; /* Card command classes */ u8 RdBlockLen; /* Max. read data block length */ u8 PartBlockRead; /* Partial blocks for read allowed */ u8 WrBlockMisalign; /* Write block misalignment */ u8 RdBlockMisalign; /* Read block misalignment */ u8 DSRImpl; /* DSR implemented */ u8 Reserved2; /* Reserved */ u32 DeviceSize; /* Device Size */ u8 MaxRdCurrentVDDMin; /* Max. read current @ VDD min */ u8 MaxRdCurrentVDDMax; /* Max. read current @ VDD max */ u8 MaxWrCurrentVDDMin; /* Max. write current @ VDD min */ u8 MaxWrCurrentVDDMax; /* Max. write current @ VDD max */ u8 DeviceSizeMul; /* Device size multiplier */ u8 EraseGrSize; /* Erase group size */ u8 EraseGrMul; /* Erase group size multiplier */ u8 WrProtectGrSize; /* Write protect group size */ u8 WrProtectGrEnable; /* Write protect group enable */ u8 ManDeflECC; /* Manufacturer default ECC */ u8 WrSpeedFact; /* Write speed factor */ u8 MaxWrBlockLen; /* Max. write data block length */ u8 WriteBlockPaPartial; /* Partial blocks for write allowed */ u8 Reserved3; /* Reserded */ u8 ContentProtectAppli; /* Content protection application */ u8 FileFormatGrouop; /* File format group */ u8 CopyFlag; /* Copy flag (OTP) */ u8 PermWrProtect; /* Permanent write protection */ u8 TempWrProtect; /* Temporary write protection */ u8 FileFormat; /* File Format */ u8 ECC; /* ECC code */ u8 CSD_CRC; /* CSD CRC */ u8 Reserved4; /* always 1*/ } MSD_CSD; //---------------------------------------------------------------------------------------------------- typedef struct { /*Card Identification Data*/ u8 ManufacturerID; /* ManufacturerID */ u16 OEM_AppliID; /* OEM/Application ID */ u32 ProdName1; /* Product Name part1 */ u8 ProdName2; /* Product Name part2*/ u8 ProdRev; /* Product Revision */ u32 ProdSN; /* Product Serial Number */ u8 Reserved1; /* Reserved1 */ u16 ManufactDate; /* Manufacturing Date */ u8 CID_CRC; /* CID CRC */ u8 Reserved2; /* always 1 */ } MSD_CID; //---------------------------------------------------------------------------------------------------- typedef struct { MSD_CSD CSD; MSD_CID CID; u32 Capacity; /* Card Capacity */ u32 BlockSize; /* Card Block Size */ u16 RCA; u8 CardType; u32 SpaceTotal; /* Total space size in file system */ u32 SpaceFree; } /* Free space size in file system */ //---------------------------------------------------------------------------------------------------- MSD_CARDINFO, *PMSD_CARDINFO; extern MSD_CARDINFO SD0_CardInfo; ////////////////////////////////////////////////////////////////////////////////////////////////////// //---------------------------------------------------------------------------------------------------- // 类目 // /** * @brief 一个操作SD卡的类 */ class bsp_SD{ public: bsp_SD(SPI_HandleTypeDef *hspi,GPIO_TypeDef *GPIOx_CS,uint16_t GPIO_Pin_CS); public: u8 SD_init(void); u8 SD_ReadDisk(u8 * buf, u32 sector, u8 cnt); u8 SD_WriteDisk(u8 * buf, u32 sector, u8 cnt); u32 SD_GetSectorCount(void); u8 offsetWrite(u64 offset,u8* dat,u64 datlen); u8 offsetRead(u64 offset,u8* dat,u64 datlen); private: SPI_HandleTypeDef *hspi; GPIO_TypeDef *GPIOx_CS; uint16_t GPIO_Pin_CS; u8 DFF; u8 SD_TYPE; MSD_CARDINFO SD0_CardInfo; void SD_CS(u8 p); u8 SD_GETCID(u8 * cid_data); u8 SD_GETCSD(u8 * csd_data); int MSD0_GetCardInfo(PMSD_CARDINFO SD0_CardInfo); u8 SD_ReceiveData(u8 * data, u16 len); u8 SD_SendBlock(u8 * buf, u8 cmd); u32 SD_sendcmd(u8 cmd, u32 arg, u8 crc); void SPI_setspeed(u8 speed); u8 spi_readwrite(u8 Txdata); }; ////////////////////////////////////////////////////////////////////////////////////////////////////// #endif