125 lines
3.7 KiB
C
125 lines
3.7 KiB
C
/**
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******************************************************************************
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* @file stm32f429i_discovery_eeprom.h
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* @author MCD Application Team
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* @brief This file contains all the functions prototypes for
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* the stm32f429i_discovery_eeprom.c firmware driver.
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******************************************************************************
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* @attention
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*
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* Copyright (c) 2017 STMicroelectronics.
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* All rights reserved.
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*
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* This software is licensed under terms that can be found in the LICENSE file
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* in the root directory of this software component.
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* If no LICENSE file comes with this software, it is provided AS-IS.
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*
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******************************************************************************
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*/
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/* Define to prevent recursive inclusion -------------------------------------*/
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#ifndef __STM32F429I_DISCOVERY_EEPROM_H
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#define __STM32F429I_DISCOVERY_EEPROM_H
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#ifdef __cplusplus
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extern "C" {
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#endif
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/* Includes ------------------------------------------------------------------*/
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#include "stm32f429i_discovery.h"
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/** @addtogroup BSP
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* @{
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*/
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/** @addtogroup STM32F429I_DISCOVERY
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* @{
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*/
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/** @addtogroup STM32F429I_DISCOVERY_EEPROM STM32F429I DISCOVERY EEPROM
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* @{
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*/
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/** @defgroup STM32F429I_DISCOVERY_EEPROM_Exported_Types STM32F429I DISCOVERY EEPROM Exported Types
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* @{
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*/
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/**
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* @}
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*/
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/** @defgroup STM32F429I_DISCOVERY_EEPROM_Exported_Constants STM32F429I DISCOVERY EEPROM Exported Constants
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* @{
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*/
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/* EEPROM hardware address and page size */
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#define EEPROM_PAGESIZE 4
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#define EEPROM_MAX_SIZE 0x2000 /* 64Kbit*/
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/* Maximum Timeout values for flags and events waiting loops.
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This timeout is based on systick set to 1ms*/
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/* Timeout for read based if read all the EEPROM : EEPROM_MAX_SIZE * BSP_I2C_SPEED (640ms)*/
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#define EEPROM_READ_TIMEOUT ((uint32_t)(1000))
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/* Timeout for write based on max write which is EEPROM_PAGESIZE bytes: EEPROM_PAGESIZE * BSP_I2C_SPEED (320us)*/
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#define EEPROM_WRITE_TIMEOUT ((uint32_t)(1))
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/* Maximum number of trials for EEPROM_WaitEepromStandbyState() function */
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#define EEPROM_MAX_TRIALS 300
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#define EEPROM_OK 0
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#define EEPROM_FAIL 1
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#define EEPROM_TIMEOUT 2
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/**
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* @}
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*/
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/** @defgroup STM32F429I_DISCOVERY_EEPROM_Exported_Macros STM32F429I DISCOVERY EEPROM Exported Macros
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* @{
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*/
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/**
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* @}
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*/
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/** @defgroup STM32F429I_DISCOVERY_EEPROM_Exported_Functions STM32F429I DISCOVERY EEPROM Exported Functions
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* @{
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*/
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uint32_t BSP_EEPROM_Init(void);
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uint32_t BSP_EEPROM_ReadBuffer(uint8_t *pBuffer, uint16_t ReadAddr, uint16_t *NumByteToRead);
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uint32_t BSP_EEPROM_WritePage(uint8_t *pBuffer, uint16_t WriteAddr, uint8_t *NumByteToWrite);
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uint32_t BSP_EEPROM_WriteBuffer(uint8_t *pBuffer, uint16_t WriteAddr, uint16_t NumByteToWrite);
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uint32_t BSP_EEPROM_WaitEepromStandbyState(void);
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/* USER Callbacks: This function is declared as __weak in EEPROM driver and
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should be implemented into user application.
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BSP_EEPROM_TIMEOUT_UserCallback() function is called whenever a timeout condition
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occurs during communication (waiting on an event that doesn't occur, bus
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errors, busy devices ...). */
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void BSP_EEPROM_TIMEOUT_UserCallback(void);
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/* Link function for I2C EEPROM peripheral */
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void EEPROM_IO_Init(void);
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HAL_StatusTypeDef EEPROM_IO_WriteData(uint16_t DevAddress, uint16_t MemAddress, uint8_t *pBuffer, uint32_t BufferSize);
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HAL_StatusTypeDef EEPROM_IO_ReadData(uint16_t DevAddress, uint16_t MemAddress, uint8_t *pBuffer, uint32_t BufferSize);
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HAL_StatusTypeDef EEPROM_IO_IsDeviceReady(uint16_t DevAddress, uint32_t Trials);
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#ifdef __cplusplus
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}
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#endif
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#endif /* __STM32F429I_DISCOVERY_EEPROM_H */
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/**
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* @}
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*/
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/**
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* @}
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*/
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/**
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* @}
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*/
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/**
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* @}
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*/
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