#ifndef __SPI_FLASH_H #define __SPI_FLASH_H #include "stm32h7xx.h" #include /* Private typedef -----------------------------------------------------------*/ #define sFLASH_ID 0XEF4019 //W25Q256JVEM /* QSPI Error codes */ #define QSPI_OK ((uint8_t)0x00) #define QSPI_ERROR ((uint8_t)0x01) #define QSPI_BUSY ((uint8_t)0x02) #define QSPI_NOT_SUPPORTED ((uint8_t)0x04) #define QSPI_SUSPENDED ((uint8_t)0x08) /* W25Q256JV Micron memory */ /* Size of the flash */ #define QSPI_FLASH_SIZE 23 /* 地址总线宽度访问整个内存空间 */ #define QSPI_PAGE_SIZE 256 /* QSPI Info */ typedef struct { uint32_t FlashSize; /*!< 闪存大小 */ uint32_t EraseSectorSize; /*!< 擦除操作的扇区大小 */ uint32_t EraseSectorsNumber; /*!< 擦除操作的扇区数 */ uint32_t ProgPageSize; /*!< 编程操作的页面大小 */ uint32_t ProgPagesNumber; /*!< 编程操作的页面数 */ } QSPI_Info; /* Private define ------------------------------------------------------------*/ /*命令定义-开头*******************************/ /** * @brief W25Q256JV配置 */ #define W25Q256JV_FLASH_SIZE 0x1000000 /* 128 MBits => 16MBytes */ #define W25Q256JV_SECTOR_SIZE 0x10000 /* 256 sectors of 64KBytes */ #define W25Q256JV_SUBSECTOR_SIZE 0x1000 /* 4096 subsectors of 4kBytes */ #define W25Q256JV_PAGE_SIZE 0x100 /* 65536 pages of 256 bytes */ #define W25Q256JV_DUMMY_CYCLES_READ 4 #define W25Q256JV_DUMMY_CYCLES_READ_QUAD 10 #define W25Q256JV_BULK_ERASE_MAX_TIME 250000 #define W25Q256JV_SECTOR_ERASE_MAX_TIME 3000 #define W25Q256JV_SUBSECTOR_ERASE_MAX_TIME 800 /** * @brief W25Q256JV 指令 */ /* 复位操作 */ #define RESET_ENABLE_CMD 0x66 #define RESET_MEMORY_CMD 0x99 #define ENTER_QPI_MODE_CMD 0x38 #define EXIT_QPI_MODE_CMD 0xFF /* 识别操作 */ #define READ_ID_CMD 0x90 #define DUAL_READ_ID_CMD 0x92 #define QUAD_READ_ID_CMD 0x94 #define READ_JEDEC_ID_CMD 0x9F /* 读操作 */ #define READ_CMD_4BYTE 0x03 #define QUAD_INOUT_FAST_READ_CMD_4BYTE 0xEC /* 写操作 */ #define WRITE_ENABLE_CMD 0x06 #define WRITE_DISABLE_CMD 0x04 /* 寄存器操作 */ #define READ_STATUS_REG1_CMD 0x05 #define READ_STATUS_REG2_CMD 0x35 #define READ_STATUS_REG3_CMD 0x15 #define WRITE_STATUS_REG1_CMD 0x01 #define WRITE_STATUS_REG2_CMD 0x31 #define WRITE_STATUS_REG3_CMD 0x11 /* 编程操作 */ #define QUAD_INPUT_PAGE_PROG_CMD_4BYTE 0x34 #define EXT_QUAD_IN_FAST_PROG_CMD_4BYTE 0x12 /* 擦除操作 */ #define SECTOR_ERASE_CMD_4BYTE 0x21 #define BLOCK64K_ERASE_CMD_4BYTE 0xDC #define CHIP_ERASE_CMD 0xC7 //#define PROG_ERASE_RESUME_CMD 0x7A //#define PROG_ERASE_SUSPEND_CMD 0x75 #define ENTER_4_BYTE_ADDR_MODE_CMD 0xB7 /* 状态寄存器标志 */ #define W25Q256JV_FSR_BUSY ((uint8_t)0x01) /*!< busy */ #define W25Q256JV_FSR_WREN ((uint8_t)0x02) /*!< write enable */ #define W25Q256JV_FSR_QE ((uint8_t)0x02) /*!< quad enable */ /*命令定义-结尾*******************************/ /*QSPI接口定义-开头****************************/ #define QSPI_FLASH QUADSPI #define QSPI_FLASH_CLK_ENABLE() __QSPI_CLK_ENABLE() #define QSPI_FLASH_CLK_PIN GPIO_PIN_2 #define QSPI_FLASH_CLK_GPIO_PORT GPIOB #define QSPI_FLASH_CLK_GPIO_ENABLE() __GPIOB_CLK_ENABLE() #define QSPI_FLASH_CLK_GPIO_AF GPIO_AF9_QUADSPI #define QSPI_FLASH_BK1_IO0_PIN GPIO_PIN_8 #define QSPI_FLASH_BK1_IO0_PORT GPIOF #define QSPI_FLASH_BK1_IO0_CLK_ENABLE() __GPIOF_CLK_ENABLE() #define QSPI_FLASH_BK1_IO0_AF GPIO_AF10_QUADSPI #define QSPI_FLASH_BK1_IO1_PIN GPIO_PIN_9 #define QSPI_FLASH_BK1_IO1_PORT GPIOF #define QSPI_FLASH_BK1_IO1_CLK_ENABLE() __GPIOF_CLK_ENABLE() #define QSPI_FLASH_BK1_IO1_AF GPIO_AF10_QUADSPI #define QSPI_FLASH_BK1_IO2_PIN GPIO_PIN_7 #define QSPI_FLASH_BK1_IO2_PORT GPIOF #define QSPI_FLASH_BK1_IO2_CLK_ENABLE() __GPIOF_CLK_ENABLE() #define QSPI_FLASH_BK1_IO2_AF GPIO_AF9_QUADSPI #define QSPI_FLASH_BK1_IO3_PIN GPIO_PIN_6 #define QSPI_FLASH_BK1_IO3_PORT GPIOF #define QSPI_FLASH_BK1_IO3_CLK_ENABLE() __GPIOF_CLK_ENABLE() #define QSPI_FLASH_BK1_IO3_AF GPIO_AF9_QUADSPI #define QSPI_FLASH_CS_PIN GPIO_PIN_6 #define QSPI_FLASH_CS_GPIO_PORT GPIOG #define QSPI_FLASH_CS_GPIO_CLK_ENABLE() __GPIOG_CLK_ENABLE() #define QSPI_FLASH_CS_GPIO_AF GPIO_AF10_QUADSPI void QSPI_FLASH_Init(void); uint8_t BSP_QSPI_Init(void); uint8_t BSP_QSPI_Erase_Block(uint32_t BlockAddress); uint8_t BSP_QSPI_Read(uint8_t* pData, uint32_t ReadAddr, uint32_t Size); uint8_t BSP_QSPI_FastRead(uint8_t* pData, uint32_t ReadAddr, uint32_t Size); uint8_t BSP_QSPI_Write(uint8_t* pData, uint32_t WriteAddr, uint32_t Size); uint8_t BSP_QSPI_Erase_Chip(void); static uint8_t QSPI_ResetMemory (void); static uint8_t QSPI_WriteEnable (void); static uint8_t QSPI_AutoPollingMemReady (uint32_t Timeout); uint32_t QSPI_FLASH_ReadDeviceID(void); uint32_t QSPI_FLASH_ReadID(void); uint32_t QSPI_FLASH_ReadStatusReg(uint8_t reg); uint32_t QSPI_FLASH_WriteStatusReg(uint8_t reg,uint8_t regvalue); void QSPI_Set_WP_High(void); void QSPI_Set_WP_TO_QSPI_IO(void); void QSPI_FLASH_Wait_Busy(void); #endif /* __SPI_FLASH_H */