#ifndef __SPI_FLASH_H
#define __SPI_FLASH_H

#include "stm32f7xx.h"
#include <stdio.h>

/* Private typedef -----------------------------------------------------------*/
//#define  sFLASH_ID                       0xEF3015     //W25X16
//#define  sFLASH_ID                       0xEF4015	    //W25Q16
//#define  sFLASH_ID                        0XEF4017     //W25Q64
#define  sFLASH_ID                       0XEF4018    //W25Q128


//#define SPI_FLASH_PageSize            4096
#define SPI_FLASH_PageSize              256
#define SPI_FLASH_PerWritePageSize      256

/* Private define ------------------------------------------------------------*/
/*命令定义-开头*******************************/
#define W25X_WriteEnable		      0x06 
#define W25X_WriteDisable		      0x04 
#define W25X_ReadStatusReg		    0x05 
#define W25X_WriteStatusReg		    0x01 
#define W25X_ReadData			        0x03 
#define W25X_FastReadData		      0x0B 
#define W25X_FastReadDual		      0x3B 
#define W25X_PageProgram		      0x02 
#define W25X_BlockErase			      0xD8 
#define W25X_SectorErase		      0x20 
#define W25X_ChipErase			      0xC7 
#define W25X_PowerDown			      0xB9 
#define W25X_ReleasePowerDown	    0xAB 
#define W25X_DeviceID			        0xAB 
#define W25X_ManufactDeviceID   	0x90 
#define W25X_JedecDeviceID		    0x9F

#define WIP_Flag                  0x01  /* Write In Progress (WIP) flag */
#define Dummy_Byte                0xFF
/*命令定义-结尾*******************************/


#define SPIx                             SPI2
#define SPIx_CLK_ENABLE()                __HAL_RCC_SPI2_CLK_ENABLE()
#define SPIx_SCK_GPIO_CLK_ENABLE()       __HAL_RCC_GPIOB_CLK_ENABLE()
#define SPIx_MISO_GPIO_CLK_ENABLE()      __HAL_RCC_GPIOB_CLK_ENABLE() 
#define SPIx_MOSI_GPIO_CLK_ENABLE()      __HAL_RCC_GPIOB_CLK_ENABLE() 
#define SPIx_CS_GPIO_CLK_ENABLE()        __HAL_RCC_GPIOD_CLK_ENABLE() 

#define SPIx_FORCE_RESET()               __HAL_RCC_SPI2_FORCE_RESET()
#define SPIx_RELEASE_RESET()             __HAL_RCC_SPI2_RELEASE_RESET()

/* Definition for SPIx Pins */
#define SPIx_SCK_PIN                     GPIO_PIN_13
#define SPIx_SCK_GPIO_PORT               GPIOB

#define SPIx_MISO_PIN                    GPIO_PIN_14
#define SPIx_MISO_GPIO_PORT              GPIOB

#define SPIx_MOSI_PIN                    GPIO_PIN_15
#define SPIx_MOSI_GPIO_PORT              GPIOB

//#define FLASH_CS_PIN                     GPIO_PIN_12               
//#define FLASH_CS_GPIO_PORT               GPIOB  

#define FLASH_CS_PIN                     GPIO_PIN_8               
#define FLASH_CS_GPIO_PORT               GPIOD    


#define SPI_FLASH_CS_LOW()      HAL_GPIO_WritePin(FLASH_CS_GPIO_PORT, FLASH_CS_PIN, GPIO_PIN_RESET)
#define SPI_FLASH_CS_HIGH()     HAL_GPIO_WritePin(FLASH_CS_GPIO_PORT, FLASH_CS_PIN, GPIO_PIN_SET)
/*SPI接口定义-结尾****************************/

/*等待超时时间*/
#define SPIT_FLAG_TIMEOUT         ((uint32_t)0x10000)
#define SPIT_LONG_TIMEOUT         ((uint32_t)(10 * SPIT_FLAG_TIMEOUT))

/*信息输出*/
#define FLASH_DEBUG_ON         1

#define FLASH_INFO(fmt,arg...)           printf("<<-FLASH-INFO->> "fmt"\n",##arg)
#define FLASH_ERROR(fmt,arg...)          printf("<<-FLASH-ERROR->> "fmt"\n",##arg)
#define FLASH_DEBUG(fmt,arg...)          do{\
                                          if(FLASH_DEBUG_ON)\
                                          printf("<<-FLASH-DEBUG->> [%d]"fmt"\n",__LINE__, ##arg);\
                                          }while(0)


void SPI_FLASH_W25Q_Init(void);
void SPI_FLASH_Init(void);
void SPI_FLASH_SectorErase(uint32_t SectorAddr);
void SPI_FLASH_BulkErase(void);
void SPI_FLASH_PageWrite(uint8_t* pBuffer, uint32_t WriteAddr, uint16_t NumByteToWrite);
void SPI_FLASH_BufferWrite(uint8_t* pBuffer, uint32_t WriteAddr, uint16_t NumByteToWrite);
void SPI_FLASH_BufferRead(uint8_t* pBuffer, uint32_t ReadAddr, uint16_t NumByteToRead);
uint32_t SPI_FLASH_ReadID(void);
uint32_t SPI_FLASH_ReadDeviceID(void);
void SPI_FLASH_StartReadSequence(uint32_t ReadAddr);
void SPI_Flash_PowerDown(void);
void SPI_Flash_WAKEUP(void);


uint8_t SPI_FLASH_ReadByte(void);
uint8_t SPI_FLASH_SendByte(uint8_t byte);
uint16_t SPI_FLASH_SendHalfWord(uint16_t HalfWord);
void SPI_FLASH_WriteEnable(void);
void SPI_FLASH_WaitForWriteEnd(void);



#endif /* __SPI_FLASH_H */