stm32l4xx_hal_i2c_ex.h

Go to the documentation of this file.

/**
  ******************************************************************************
  * @file    stm32l4xx_hal_i2c_ex.h
  * @author  MCD Application Team
  * @brief   Header file of I2C HAL Extended module.
  ******************************************************************************
  * @attention
  *
  * <h2><center>&copy; COPYRIGHT(c) 2017 STMicroelectronics</center></h2>
  *
  * Redistribution and use in source and binary forms, with or without modification,
  * are permitted provided that the following conditions are met:
  *   1. Redistributions of source code must retain the above copyright notice,
  *      this list of conditions and the following disclaimer.
  *   2. Redistributions in binary form must reproduce the above copyright notice,
  *      this list of conditions and the following disclaimer in the documentation
  *      and/or other materials provided with the distribution.
  *   3. Neither the name of STMicroelectronics nor the names of its contributors
  *      may be used to endorse or promote products derived from this software
  *      without specific prior written permission.
  *
  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
  * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
  * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
  * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
  * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  *
  ******************************************************************************
  */

/* Define to prevent recursive inclusion -------------------------------------*/
#ifndef STM32L4xx_HAL_I2C_EX_H
#define STM32L4xx_HAL_I2C_EX_H

#ifdef __cplusplus
extern "C" {
#endif

/* Includes ------------------------------------------------------------------*/
#include "stm32l4xx_hal_def.h"

/** @addtogroup STM32L4xx_HAL_Driver
  * @{
  */

/** @addtogroup I2CEx
  * @{
  */

/* Exported types ------------------------------------------------------------*/
/* Exported constants --------------------------------------------------------*/

/** @defgroup I2CEx_Exported_Constants I2C Extended Exported Constants
  * @{
  */

/** @defgroup I2CEx_Analog_Filter I2C Extended Analog Filter
  * @{
  */
#define I2C_ANALOGFILTER_ENABLE         0x00000000U
#define I2C_ANALOGFILTER_DISABLE        I2C_CR1_ANFOFF
/**
  * @}
  */

/** @defgroup I2CEx_FastModePlus I2C Extended Fast Mode Plus
  * @{
  */
#define I2C_FMP_NOT_SUPPORTED           0xAAAA0000U                                     /*!< Fast Mode Plus not supported       */
#define I2C_FASTMODEPLUS_PB6            SYSCFG_CFGR1_I2C_PB6_FMP                        /*!< Enable Fast Mode Plus on PB6       */
#define I2C_FASTMODEPLUS_PB7            SYSCFG_CFGR1_I2C_PB7_FMP                        /*!< Enable Fast Mode Plus on PB7       */
#if defined(SYSCFG_CFGR1_I2C_PB8_FMP)
#define I2C_FASTMODEPLUS_PB8            SYSCFG_CFGR1_I2C_PB8_FMP                        /*!< Enable Fast Mode Plus on PB8       */
#define I2C_FASTMODEPLUS_PB9            SYSCFG_CFGR1_I2C_PB9_FMP                        /*!< Enable Fast Mode Plus on PB9       */
#else
#define I2C_FASTMODEPLUS_PB8            (uint32_t)(0x00000010U | I2C_FMP_NOT_SUPPORTED) /*!< Fast Mode Plus PB8 not supported   */
#define I2C_FASTMODEPLUS_PB9            (uint32_t)(0x00000012U | I2C_FMP_NOT_SUPPORTED) /*!< Fast Mode Plus PB9 not supported   */
#endif
#define I2C_FASTMODEPLUS_I2C1           SYSCFG_CFGR1_I2C1_FMP                           /*!< Enable Fast Mode Plus on I2C1 pins */
#if defined(SYSCFG_CFGR1_I2C2_FMP)
#define I2C_FASTMODEPLUS_I2C2           SYSCFG_CFGR1_I2C2_FMP                           /*!< Enable Fast Mode Plus on I2C2 pins */
#else
#define I2C_FASTMODEPLUS_I2C2           (uint32_t)(0x00000200U | I2C_FMP_NOT_SUPPORTED) /*!< Fast Mode Plus I2C2 not supported  */
#endif
#define I2C_FASTMODEPLUS_I2C3           SYSCFG_CFGR1_I2C3_FMP                           /*!< Enable Fast Mode Plus on I2C3 pins */
#if defined(SYSCFG_CFGR1_I2C4_FMP)
#define I2C_FASTMODEPLUS_I2C4           SYSCFG_CFGR1_I2C4_FMP                           /*!< Enable Fast Mode Plus on I2C4 pins */
#else
#define I2C_FASTMODEPLUS_I2C4           (uint32_t)(0x00000800U | I2C_FMP_NOT_SUPPORTED) /*!< Fast Mode Plus I2C4 not supported  */
#endif
/**
  * @}
  */

/**
  * @}
  */

/* Exported macro ------------------------------------------------------------*/
/* Exported functions --------------------------------------------------------*/

/** @addtogroup I2CEx_Exported_Functions I2C Extended Exported Functions
  * @{
  */

/** @addtogroup I2CEx_Exported_Functions_Group1 Extended features functions
  * @brief    Extended features functions
  * @{
  */

/* Peripheral Control functions  ************************************************/
HAL_StatusTypeDef HAL_I2CEx_ConfigAnalogFilter(I2C_HandleTypeDef *hi2c, uint32_t AnalogFilter);
HAL_StatusTypeDef HAL_I2CEx_ConfigDigitalFilter(I2C_HandleTypeDef *hi2c, uint32_t DigitalFilter);
HAL_StatusTypeDef HAL_I2CEx_EnableWakeUp(I2C_HandleTypeDef *hi2c);
HAL_StatusTypeDef HAL_I2CEx_DisableWakeUp(I2C_HandleTypeDef *hi2c);
void HAL_I2CEx_EnableFastModePlus(uint32_t ConfigFastModePlus);
void HAL_I2CEx_DisableFastModePlus(uint32_t ConfigFastModePlus);

/* Private constants ---------------------------------------------------------*/
/** @defgroup I2CEx_Private_Constants I2C Extended Private Constants
  * @{
  */

/**
  * @}
  */

/* Private macros ------------------------------------------------------------*/
/** @defgroup I2CEx_Private_Macro I2C Extended Private Macros
  * @{
  */
#define IS_I2C_ANALOG_FILTER(FILTER)    (((FILTER) == I2C_ANALOGFILTER_ENABLE) || \
                                          ((FILTER) == I2C_ANALOGFILTER_DISABLE))

#define IS_I2C_DIGITAL_FILTER(FILTER)   ((FILTER) <= 0x0000000FU)

#define IS_I2C_FASTMODEPLUS(__CONFIG__) ((((__CONFIG__) & I2C_FMP_NOT_SUPPORTED) != I2C_FMP_NOT_SUPPORTED) && \
                                         ((((__CONFIG__) & (I2C_FASTMODEPLUS_PB6))  == I2C_FASTMODEPLUS_PB6)     || \
                                          (((__CONFIG__) & (I2C_FASTMODEPLUS_PB7))  == I2C_FASTMODEPLUS_PB7)     || \
                                          (((__CONFIG__) & (I2C_FASTMODEPLUS_PB8))  == I2C_FASTMODEPLUS_PB8)     || \
                                          (((__CONFIG__) & (I2C_FASTMODEPLUS_PB9))  == I2C_FASTMODEPLUS_PB9)     || \
                                          (((__CONFIG__) & (I2C_FASTMODEPLUS_I2C1)) == I2C_FASTMODEPLUS_I2C1)    || \
                                          (((__CONFIG__) & (I2C_FASTMODEPLUS_I2C2)) == I2C_FASTMODEPLUS_I2C2)    || \
                                          (((__CONFIG__) & (I2C_FASTMODEPLUS_I2C3)) == I2C_FASTMODEPLUS_I2C3)    || \
                                          (((__CONFIG__) & (I2C_FASTMODEPLUS_I2C4)) == I2C_FASTMODEPLUS_I2C4)))
/**
  * @}
  */

/* Private Functions ---------------------------------------------------------*/
/** @defgroup I2CEx_Private_Functions I2C Extended Private Functions
  * @{
  */
/* Private functions are defined in stm32l4xx_hal_i2c_ex.c file */
/**
  * @}
  */

/**
  * @}
  */

/**
  * @}
  */

/**
  * @}
  */

/**
  * @}
  */

#ifdef __cplusplus
}
#endif

#endif /* STM32L4xx_HAL_I2C_EX_H */

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