spi_flash.h

STM32 库文件

/**
  ******************************************************************************
  * @file SPI/M25P64_FLASH/spi_flash.h 
  * @author  MCD Application Team
  * @version  V3.0.0
  * @date  04/06/2009
  * @brief  Header for spi_flash.c file.
  ******************************************************************************
  * @copy
  *
  * THE PRESENT FIRMWARE WHICH IS FOR GUIDANCE ONLY AIMS AT PROVIDING CUSTOMERS
  * WITH CODING INFORMATION REGARDING THEIR PRODUCTS IN ORDER FOR THEM TO SAVE
  * TIME. AS A RESULT, STMICROELECTRONICS SHALL NOT BE HELD LIABLE FOR ANY
  * DIRECT, INDIRECT OR CONSEQUENTIAL DAMAGES WITH RESPECT TO ANY CLAIMS ARISING
  * FROM THE CONTENT OF SUCH FIRMWARE AND/OR THE USE MADE BY CUSTOMERS OF THE
  * CODING INFORMATION CONTAINED HEREIN IN CONNECTION WITH THEIR PRODUCTS.
  *
  * <h2><center>&copy; COPYRIGHT 2009 STMicroelectronics</center></h2>
  */ 

/* Define to prevent recursive inclusion -------------------------------------*/
#ifndef __SPI_FLASH_H
#define __SPI_FLASH_H

/* Includes ------------------------------------------------------------------*/
#include "stm32f10x.h"

/* Exported types ------------------------------------------------------------*/
/* Exported constants --------------------------------------------------------*/
/* Uncomment the line corresponding to the STMicroelectronics evaluation board
   used to run the example */
#if !defined (USE_STM3210B_EVAL) &&  !defined (USE_STM3210E_EVAL)
 //#define USE_STM3210B_EVAL
 #define USE_STM3210E_EVAL
#endif

#ifdef USE_STM3210B_EVAL
 #define GPIO_CS                  GPIOA
 #define RCC_APB2Periph_GPIO_CS   RCC_APB2Periph_GPIOA
 #define GPIO_Pin_CS              GPIO_Pin_4 
#else /* USE_STM3210E_EVAL */
 #define GPIO_CS                  GPIOB
 #define RCC_APB2Periph_GPIO_CS   RCC_APB2Periph_GPIOB
 #define GPIO_Pin_CS              GPIO_Pin_2 
#endif

/* Exported macro ------------------------------------------------------------*/
/* Select SPI FLASH: Chip Select pin low  */
#define SPI_FLASH_CS_LOW()       GPIO_ResetBits(GPIO_CS, GPIO_Pin_CS)
/* Deselect SPI FLASH: Chip Select pin high */
#define SPI_FLASH_CS_HIGH()      GPIO_SetBits(GPIO_CS, GPIO_Pin_CS)

/* Exported functions ------------------------------------------------------- */
/*----- High layer function -----*/
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);
void SPI_FLASH_StartReadSequence(uint32_t ReadAddr);

/*----- Low layer function -----*/
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 */

/******************* (C) COPYRIGHT 2009 STMicroelectronics *****END OF FILE****/