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Diff: TARGET_DISCO_L476VG/stm32l4xx_hal_i2c.h
- Revision:
- 107:4f6c30876dfa
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/TARGET_DISCO_L476VG/stm32l4xx_hal_i2c.h Wed Sep 16 15:32:31 2015 +0100
@@ -0,0 +1,598 @@
+/**
+ ******************************************************************************
+ * @file stm32l4xx_hal_i2c.h
+ * @author MCD Application Team
+ * @version V1.0.0
+ * @date 26-June-2015
+ * @brief Header file of I2C HAL module.
+ ******************************************************************************
+ * @attention
+ *
+ * <h2><center>© COPYRIGHT(c) 2015 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_H
+#define __STM32L4xx_HAL_I2C_H
+
+#ifdef __cplusplus
+ extern "C" {
+#endif
+
+/* Includes ------------------------------------------------------------------*/
+#include "stm32l4xx_hal_def.h"
+
+/** @addtogroup STM32L4xx_HAL_Driver
+ * @{
+ */
+
+/** @addtogroup I2C
+ * @{
+ */
+
+/* Exported types ------------------------------------------------------------*/
+/** @defgroup I2C_Exported_Types I2C Exported Types
+ * @{
+ */
+
+/** @defgroup I2C_Configuration_Structure_definition I2C Configuration Structure definition
+ * @brief I2C Configuration Structure definition
+ * @{
+ */
+typedef struct
+{
+ uint32_t Timing; /*!< Specifies the I2C_TIMINGR_register value.
+ This parameter calculated by referring to I2C initialization
+ section in Reference manual */
+
+ uint32_t OwnAddress1; /*!< Specifies the first device own address.
+ This parameter can be a 7-bit or 10-bit address. */
+
+ uint32_t AddressingMode; /*!< Specifies if 7-bit or 10-bit addressing mode is selected.
+ This parameter can be a value of @ref I2C_addressing_mode */
+
+ uint32_t DualAddressMode; /*!< Specifies if dual addressing mode is selected.
+ This parameter can be a value of @ref I2C_dual_addressing_mode */
+
+ uint32_t OwnAddress2; /*!< Specifies the second device own address if dual addressing mode is selected
+ This parameter can be a 7-bit address. */
+
+ uint32_t OwnAddress2Masks; /*!< Specifies the acknowledge mask address second device own address if dual addressing mode is selected
+ This parameter can be a value of @ref I2C_own_address2_masks */
+
+ uint32_t GeneralCallMode; /*!< Specifies if general call mode is selected.
+ This parameter can be a value of @ref I2C_general_call_addressing_mode */
+
+ uint32_t NoStretchMode; /*!< Specifies if nostretch mode is selected.
+ This parameter can be a value of @ref I2C_nostretch_mode */
+
+}I2C_InitTypeDef;
+
+/**
+ * @}
+ */
+
+/** @defgroup HAL_state_structure_definition HAL state structure definition
+ * @brief HAL State structure definition
+ * @{
+ */
+
+typedef enum
+{
+ HAL_I2C_STATE_RESET = 0x00, /*!< I2C not yet initialized or disabled */
+ HAL_I2C_STATE_READY = 0x01, /*!< I2C initialized and ready for use */
+ HAL_I2C_STATE_BUSY = 0x02, /*!< I2C internal process is ongoing */
+ HAL_I2C_STATE_MASTER_BUSY_TX = 0x12, /*!< Master Data Transmission process is ongoing */
+ HAL_I2C_STATE_MASTER_BUSY_RX = 0x22, /*!< Master Data Reception process is ongoing */
+ HAL_I2C_STATE_SLAVE_BUSY_TX = 0x32, /*!< Slave Data Transmission process is ongoing */
+ HAL_I2C_STATE_SLAVE_BUSY_RX = 0x42, /*!< Slave Data Reception process is ongoing */
+ HAL_I2C_STATE_MEM_BUSY_TX = 0x52, /*!< Memory Data Transmission process is ongoing */
+ HAL_I2C_STATE_MEM_BUSY_RX = 0x62, /*!< Memory Data Reception process is ongoing */
+ HAL_I2C_STATE_TIMEOUT = 0x03, /*!< Timeout state */
+ HAL_I2C_STATE_ERROR = 0x04 /*!< Reception process is ongoing */
+}HAL_I2C_StateTypeDef;
+
+/**
+ * @}
+ */
+
+/** @defgroup I2C_Error_Code_definition I2C Error Code definition
+ * @brief I2C Error Code definition
+ * @{
+ */
+#define HAL_I2C_ERROR_NONE ((uint32_t)0x00000000) /*!< No error */
+#define HAL_I2C_ERROR_BERR ((uint32_t)0x00000001) /*!< BERR error */
+#define HAL_I2C_ERROR_ARLO ((uint32_t)0x00000002) /*!< ARLO error */
+#define HAL_I2C_ERROR_AF ((uint32_t)0x00000004) /*!< ACKF error */
+#define HAL_I2C_ERROR_OVR ((uint32_t)0x00000008) /*!< OVR error */
+#define HAL_I2C_ERROR_DMA ((uint32_t)0x00000010) /*!< DMA transfer error */
+#define HAL_I2C_ERROR_TIMEOUT ((uint32_t)0x00000020) /*!< Timeout error */
+#define HAL_I2C_ERROR_SIZE ((uint32_t)0x00000040) /*!< Size Management error */
+/**
+ * @}
+ */
+
+/** @defgroup I2C_handle_Structure_definition I2C handle Structure definition
+ * @brief I2C handle Structure definition
+ * @{
+ */
+typedef struct
+{
+ I2C_TypeDef *Instance; /*!< I2C registers base address */
+
+ I2C_InitTypeDef Init; /*!< I2C communication parameters */
+
+ uint8_t *pBuffPtr; /*!< Pointer to I2C transfer buffer */
+
+ uint16_t XferSize; /*!< I2C transfer size */
+
+ __IO uint16_t XferCount; /*!< I2C transfer counter */
+
+ DMA_HandleTypeDef *hdmatx; /*!< I2C Tx DMA handle parameters */
+
+ DMA_HandleTypeDef *hdmarx; /*!< I2C Rx DMA handle parameters */
+
+ HAL_LockTypeDef Lock; /*!< I2C locking object */
+
+ __IO HAL_I2C_StateTypeDef State; /*!< I2C communication state */
+
+ __IO uint32_t ErrorCode; /* I2C Error code */
+
+}I2C_HandleTypeDef;
+/**
+ * @}
+ */
+
+/**
+ * @}
+ */
+/* Exported constants --------------------------------------------------------*/
+
+/** @defgroup I2C_Exported_Constants I2C Exported Constants
+ * @{
+ */
+
+/** @defgroup I2C_addressing_mode I2C addressing mode
+ * @{
+ */
+#define I2C_ADDRESSINGMODE_7BIT ((uint32_t)0x00000001)
+#define I2C_ADDRESSINGMODE_10BIT ((uint32_t)0x00000002)
+/**
+ * @}
+ */
+
+/** @defgroup I2C_dual_addressing_mode I2C dual addressing mode
+ * @{
+ */
+#define I2C_DUALADDRESS_DISABLE ((uint32_t)0x00000000)
+#define I2C_DUALADDRESS_ENABLE I2C_OAR2_OA2EN
+/**
+ * @}
+ */
+
+/** @defgroup I2C_own_address2_masks I2C own address2 masks
+ * @{
+ */
+#define I2C_OA2_NOMASK ((uint8_t)0x00)
+#define I2C_OA2_MASK01 ((uint8_t)0x01)
+#define I2C_OA2_MASK02 ((uint8_t)0x02)
+#define I2C_OA2_MASK03 ((uint8_t)0x03)
+#define I2C_OA2_MASK04 ((uint8_t)0x04)
+#define I2C_OA2_MASK05 ((uint8_t)0x05)
+#define I2C_OA2_MASK06 ((uint8_t)0x06)
+#define I2C_OA2_MASK07 ((uint8_t)0x07)
+/**
+ * @}
+ */
+
+/** @defgroup I2C_general_call_addressing_mode I2C general call addressing mode
+ * @{
+ */
+#define I2C_GENERALCALL_DISABLE ((uint32_t)0x00000000)
+#define I2C_GENERALCALL_ENABLE I2C_CR1_GCEN
+/**
+ * @}
+ */
+
+/** @defgroup I2C_nostretch_mode I2C nostretch mode
+ * @{
+ */
+#define I2C_NOSTRETCH_DISABLE ((uint32_t)0x00000000)
+#define I2C_NOSTRETCH_ENABLE I2C_CR1_NOSTRETCH
+/**
+ * @}
+ */
+
+/** @defgroup I2C_Memory_Address_Size I2C Memory Address Size
+ * @{
+ */
+#define I2C_MEMADD_SIZE_8BIT ((uint32_t)0x00000001)
+#define I2C_MEMADD_SIZE_16BIT ((uint32_t)0x00000002)
+/**
+ * @}
+ */
+
+/** @defgroup I2C_ReloadEndMode_definition I2C ReloadEndMode definition
+ * @{
+ */
+#define I2C_RELOAD_MODE I2C_CR2_RELOAD
+#define I2C_AUTOEND_MODE I2C_CR2_AUTOEND
+#define I2C_SOFTEND_MODE ((uint32_t)0x00000000)
+/**
+ * @}
+ */
+
+/** @defgroup I2C_StartStopMode_definition I2C StartStopMode definition
+ * @{
+ */
+#define I2C_NO_STARTSTOP ((uint32_t)0x00000000)
+#define I2C_GENERATE_STOP I2C_CR2_STOP
+#define I2C_GENERATE_START_READ (uint32_t)(I2C_CR2_START | I2C_CR2_RD_WRN)
+#define I2C_GENERATE_START_WRITE I2C_CR2_START
+/**
+ * @}
+ */
+
+/** @defgroup I2C_Interrupt_configuration_definition I2C Interrupt configuration definition
+ * @brief I2C Interrupt definition
+ * Elements values convention: 0xXXXXXXXX
+ * - XXXXXXXX : Interrupt control mask
+ * @{
+ */
+#define I2C_IT_ERRI I2C_CR1_ERRIE
+#define I2C_IT_TCI I2C_CR1_TCIE
+#define I2C_IT_STOPI I2C_CR1_STOPIE
+#define I2C_IT_NACKI I2C_CR1_NACKIE
+#define I2C_IT_ADDRI I2C_CR1_ADDRIE
+#define I2C_IT_RXI I2C_CR1_RXIE
+#define I2C_IT_TXI I2C_CR1_TXIE
+
+/**
+ * @}
+ */
+
+
+/** @defgroup I2C_Flag_definition I2C Flag definition
+ * @{
+ */
+#define I2C_FLAG_TXE I2C_ISR_TXE
+#define I2C_FLAG_TXIS I2C_ISR_TXIS
+#define I2C_FLAG_RXNE I2C_ISR_RXNE
+#define I2C_FLAG_ADDR I2C_ISR_ADDR
+#define I2C_FLAG_AF I2C_ISR_NACKF
+#define I2C_FLAG_STOPF I2C_ISR_STOPF
+#define I2C_FLAG_TC I2C_ISR_TC
+#define I2C_FLAG_TCR I2C_ISR_TCR
+#define I2C_FLAG_BERR I2C_ISR_BERR
+#define I2C_FLAG_ARLO I2C_ISR_ARLO
+#define I2C_FLAG_OVR I2C_ISR_OVR
+#define I2C_FLAG_PECERR I2C_ISR_PECERR
+#define I2C_FLAG_TIMEOUT I2C_ISR_TIMEOUT
+#define I2C_FLAG_ALERT I2C_ISR_ALERT
+#define I2C_FLAG_BUSY I2C_ISR_BUSY
+#define I2C_FLAG_DIR I2C_ISR_DIR
+/**
+ * @}
+ */
+
+/**
+ * @}
+ */
+
+/* Exported macros -----------------------------------------------------------*/
+
+/** @defgroup I2C_Exported_Macros I2C Exported Macros
+ * @{
+ */
+
+/** @brief Reset I2C handle state.
+ * @param __HANDLE__: specifies the I2C Handle.
+ * @retval None
+ */
+#define __HAL_I2C_RESET_HANDLE_STATE(__HANDLE__) ((__HANDLE__)->State = HAL_I2C_STATE_RESET)
+
+/** @brief Enable the specified I2C interrupt.
+ * @param __HANDLE__: specifies the I2C Handle.
+ * @param __INTERRUPT__: specifies the interrupt source to enable.
+ * This parameter can be one of the following values:
+ * @arg I2C_IT_ERRI: Errors interrupt enable
+ * @arg I2C_IT_TCI: Transfer complete interrupt enable
+ * @arg I2C_IT_STOPI: STOP detection interrupt enable
+ * @arg I2C_IT_NACKI: NACK received interrupt enable
+ * @arg I2C_IT_ADDRI: Address match interrupt enable
+ * @arg I2C_IT_RXI: RX interrupt enable
+ * @arg I2C_IT_TXI: TX interrupt enable
+ *
+ * @retval None
+ */
+
+#define __HAL_I2C_ENABLE_IT(__HANDLE__, __INTERRUPT__) ((__HANDLE__)->Instance->CR1 |= (__INTERRUPT__))
+
+/** @brief Disable the specified I2C interrupt.
+ * @param __HANDLE__: specifies the I2C Handle.
+ * @param __INTERRUPT__: specifies the interrupt source to disable.
+ * This parameter can be one of the following values:
+ * @arg I2C_IT_ERRI: Errors interrupt enable
+ * @arg I2C_IT_TCI: Transfer complete interrupt enable
+ * @arg I2C_IT_STOPI: STOP detection interrupt enable
+ * @arg I2C_IT_NACKI: NACK received interrupt enable
+ * @arg I2C_IT_ADDRI: Address match interrupt enable
+ * @arg I2C_IT_RXI: RX interrupt enable
+ * @arg I2C_IT_TXI: TX interrupt enable
+ *
+ * @retval None
+ */
+#define __HAL_I2C_DISABLE_IT(__HANDLE__, __INTERRUPT__) ((__HANDLE__)->Instance->CR1 &= (~(__INTERRUPT__)))
+
+/** @brief Check whether the specified I2C interrupt source is enabled or not.
+ * @param __HANDLE__: specifies the I2C Handle.
+ * @param __INTERRUPT__: specifies the I2C interrupt source to check.
+ * This parameter can be one of the following values:
+ * @arg I2C_IT_ERRI: Errors interrupt enable
+ * @arg I2C_IT_TCI: Transfer complete interrupt enable
+ * @arg I2C_IT_STOPI: STOP detection interrupt enable
+ * @arg I2C_IT_NACKI: NACK received interrupt enable
+ * @arg I2C_IT_ADDRI: Address match interrupt enable
+ * @arg I2C_IT_RXI: RX interrupt enable
+ * @arg I2C_IT_TXI: TX interrupt enable
+ *
+ * @retval The new state of __INTERRUPT__ (TRUE or FALSE).
+ */
+#define __HAL_I2C_GET_IT_SOURCE(__HANDLE__, __INTERRUPT__) ((((__HANDLE__)->Instance->CR1 & (__INTERRUPT__)) == (__INTERRUPT__)) ? SET : RESET)
+
+/** @brief Check whether the specified I2C flag is set or not.
+ * @param __HANDLE__: specifies the I2C Handle.
+ * @param __FLAG__: specifies the flag to check.
+ * This parameter can be one of the following values:
+ * @arg I2C_FLAG_TXE: Transmit data register empty
+ * @arg I2C_FLAG_TXIS: Transmit interrupt status
+ * @arg I2C_FLAG_RXNE: Receive data register not empty
+ * @arg I2C_FLAG_ADDR: Address matched (slave mode)
+ * @arg I2C_FLAG_AF: Acknowledge failure received flag
+ * @arg I2C_FLAG_STOPF: STOP detection flag
+ * @arg I2C_FLAG_TC: Transfer complete (master mode)
+ * @arg I2C_FLAG_TCR: Transfer complete reload
+ * @arg I2C_FLAG_BERR: Bus error
+ * @arg I2C_FLAG_ARLO: Arbitration lost
+ * @arg I2C_FLAG_OVR: Overrun/Underrun
+ * @arg I2C_FLAG_PECERR: PEC error in reception
+ * @arg I2C_FLAG_TIMEOUT: Timeout or Tlow detection flag
+ * @arg I2C_FLAG_ALERT: SMBus alert
+ * @arg I2C_FLAG_BUSY: Bus busy
+ * @arg I2C_FLAG_DIR: Transfer direction (slave mode)
+ *
+ * @retval The new state of __FLAG__ (TRUE or FALSE).
+ */
+#define I2C_FLAG_MASK ((uint32_t)0x0001FFFF)
+#define __HAL_I2C_GET_FLAG(__HANDLE__, __FLAG__) (((((__HANDLE__)->Instance->ISR) & ((__FLAG__) & I2C_FLAG_MASK)) == ((__FLAG__) & I2C_FLAG_MASK)))
+
+/** @brief Clear the I2C pending flags which are cleared by writing 1 in a specific bit.
+ * @param __HANDLE__: specifies the I2C Handle.
+ * @param __FLAG__: specifies the flag to clear.
+ * This parameter can be any combination of the following values:
+ * @arg I2C_FLAG_ADDR: Address matched (slave mode)
+ * @arg I2C_FLAG_AF: Acknowledge failure received flag
+ * @arg I2C_FLAG_STOPF: STOP detection flag
+ * @arg I2C_FLAG_BERR: Bus error
+ * @arg I2C_FLAG_ARLO: Arbitration lost
+ * @arg I2C_FLAG_OVR: Overrun/Underrun
+ * @arg I2C_FLAG_PECERR: PEC error in reception
+ * @arg I2C_FLAG_TIMEOUT: Timeout or Tlow detection flag
+ * @arg I2C_FLAG_ALERT: SMBus alert
+ *
+ * @retval None
+ */
+#define __HAL_I2C_CLEAR_FLAG(__HANDLE__, __FLAG__) ((__HANDLE__)->Instance->ICR = ((__FLAG__) & I2C_FLAG_MASK))
+
+/** @brief Enable the specified I2C peripheral.
+ * @param __HANDLE__: specifies the I2C Handle.
+ * @retval None
+ */
+#define __HAL_I2C_ENABLE(__HANDLE__) (SET_BIT((__HANDLE__)->Instance->CR1, I2C_CR1_PE))
+
+/** @brief Disable the specified I2C peripheral.
+ * @param __HANDLE__: specifies the I2C Handle.
+ * @retval None
+ */
+#define __HAL_I2C_DISABLE(__HANDLE__) (CLEAR_BIT((__HANDLE__)->Instance->CR1, I2C_CR1_PE))
+
+/**
+ * @}
+ */
+
+/* Include I2C HAL Extended module */
+#include "stm32l4xx_hal_i2c_ex.h"
+
+/* Exported functions --------------------------------------------------------*/
+/** @addtogroup I2C_Exported_Functions
+ * @{
+ */
+
+/** @addtogroup I2C_Exported_Functions_Group1 Initialization and de-initialization functions
+ * @{
+ */
+/* Initialization and de-initialization functions******************************/
+HAL_StatusTypeDef HAL_I2C_Init(I2C_HandleTypeDef *hi2c);
+HAL_StatusTypeDef HAL_I2C_DeInit (I2C_HandleTypeDef *hi2c);
+void HAL_I2C_MspInit(I2C_HandleTypeDef *hi2c);
+void HAL_I2C_MspDeInit(I2C_HandleTypeDef *hi2c);
+/**
+ * @}
+ */
+
+/** @addtogroup I2C_Exported_Functions_Group2 Input and Output operation functions
+ * @{
+ */
+/* IO operation functions ****************************************************/
+ /******* Blocking mode: Polling */
+HAL_StatusTypeDef HAL_I2C_Master_Transmit(I2C_HandleTypeDef *hi2c, uint16_t DevAddress, uint8_t *pData, uint16_t Size, uint32_t Timeout);
+HAL_StatusTypeDef HAL_I2C_Master_Receive(I2C_HandleTypeDef *hi2c, uint16_t DevAddress, uint8_t *pData, uint16_t Size, uint32_t Timeout);
+HAL_StatusTypeDef HAL_I2C_Slave_Transmit(I2C_HandleTypeDef *hi2c, uint8_t *pData, uint16_t Size, uint32_t Timeout);
+HAL_StatusTypeDef HAL_I2C_Slave_Receive(I2C_HandleTypeDef *hi2c, uint8_t *pData, uint16_t Size, uint32_t Timeout);
+HAL_StatusTypeDef HAL_I2C_Mem_Write(I2C_HandleTypeDef *hi2c, uint16_t DevAddress, uint16_t MemAddress, uint16_t MemAddSize, uint8_t *pData, uint16_t Size, uint32_t Timeout);
+HAL_StatusTypeDef HAL_I2C_Mem_Read(I2C_HandleTypeDef *hi2c, uint16_t DevAddress, uint16_t MemAddress, uint16_t MemAddSize, uint8_t *pData, uint16_t Size, uint32_t Timeout);
+HAL_StatusTypeDef HAL_I2C_IsDeviceReady(I2C_HandleTypeDef *hi2c, uint16_t DevAddress, uint32_t Trials, uint32_t Timeout);
+
+ /******* Non-Blocking mode: Interrupt */
+HAL_StatusTypeDef HAL_I2C_Master_Transmit_IT(I2C_HandleTypeDef *hi2c, uint16_t DevAddress, uint8_t *pData, uint16_t Size);
+HAL_StatusTypeDef HAL_I2C_Master_Receive_IT(I2C_HandleTypeDef *hi2c, uint16_t DevAddress, uint8_t *pData, uint16_t Size);
+HAL_StatusTypeDef HAL_I2C_Slave_Transmit_IT(I2C_HandleTypeDef *hi2c, uint8_t *pData, uint16_t Size);
+HAL_StatusTypeDef HAL_I2C_Slave_Receive_IT(I2C_HandleTypeDef *hi2c, uint8_t *pData, uint16_t Size);
+HAL_StatusTypeDef HAL_I2C_Mem_Write_IT(I2C_HandleTypeDef *hi2c, uint16_t DevAddress, uint16_t MemAddress, uint16_t MemAddSize, uint8_t *pData, uint16_t Size);
+HAL_StatusTypeDef HAL_I2C_Mem_Read_IT(I2C_HandleTypeDef *hi2c, uint16_t DevAddress, uint16_t MemAddress, uint16_t MemAddSize, uint8_t *pData, uint16_t Size);
+
+ /******* Non-Blocking mode: DMA */
+HAL_StatusTypeDef HAL_I2C_Master_Transmit_DMA(I2C_HandleTypeDef *hi2c, uint16_t DevAddress, uint8_t *pData, uint16_t Size);
+HAL_StatusTypeDef HAL_I2C_Master_Receive_DMA(I2C_HandleTypeDef *hi2c, uint16_t DevAddress, uint8_t *pData, uint16_t Size);
+HAL_StatusTypeDef HAL_I2C_Slave_Transmit_DMA(I2C_HandleTypeDef *hi2c, uint8_t *pData, uint16_t Size);
+HAL_StatusTypeDef HAL_I2C_Slave_Receive_DMA(I2C_HandleTypeDef *hi2c, uint8_t *pData, uint16_t Size);
+HAL_StatusTypeDef HAL_I2C_Mem_Write_DMA(I2C_HandleTypeDef *hi2c, uint16_t DevAddress, uint16_t MemAddress, uint16_t MemAddSize, uint8_t *pData, uint16_t Size);
+HAL_StatusTypeDef HAL_I2C_Mem_Read_DMA(I2C_HandleTypeDef *hi2c, uint16_t DevAddress, uint16_t MemAddress, uint16_t MemAddSize, uint8_t *pData, uint16_t Size);
+/**
+ * @}
+ */
+
+/** @addtogroup I2C_IRQ_Handler_and_Callbacks IRQ Handler and Callbacks
+ * @{
+ */
+/******* I2C IRQHandler and Callbacks used in non blocking modes (Interrupt and DMA) */
+void HAL_I2C_EV_IRQHandler(I2C_HandleTypeDef *hi2c);
+void HAL_I2C_ER_IRQHandler(I2C_HandleTypeDef *hi2c);
+void HAL_I2C_MasterTxCpltCallback(I2C_HandleTypeDef *hi2c);
+void HAL_I2C_MasterRxCpltCallback(I2C_HandleTypeDef *hi2c);
+void HAL_I2C_SlaveTxCpltCallback(I2C_HandleTypeDef *hi2c);
+void HAL_I2C_SlaveRxCpltCallback(I2C_HandleTypeDef *hi2c);
+void HAL_I2C_MemTxCpltCallback(I2C_HandleTypeDef *hi2c);
+void HAL_I2C_MemRxCpltCallback(I2C_HandleTypeDef *hi2c);
+void HAL_I2C_ErrorCallback(I2C_HandleTypeDef *hi2c);
+/**
+ * @}
+ */
+
+/** @addtogroup I2C_Exported_Functions_Group3 Peripheral State and Errors functions
+ * @{
+ */
+/* Peripheral State and Errors functions *************************************/
+HAL_I2C_StateTypeDef HAL_I2C_GetState(I2C_HandleTypeDef *hi2c);
+uint32_t HAL_I2C_GetError(I2C_HandleTypeDef *hi2c);
+
+/**
+ * @}
+ */
+
+/**
+ * @}
+ */
+
+/* Private constants ---------------------------------------------------------*/
+/** @defgroup I2C_Private_Constants I2C Private Constants
+ * @{
+ */
+
+/**
+ * @}
+ */
+
+/* Private macros ------------------------------------------------------------*/
+/** @defgroup I2C_Private_Macro I2C Private Macros
+ * @{
+ */
+
+#define IS_I2C_ADDRESSING_MODE(MODE) (((MODE) == I2C_ADDRESSINGMODE_7BIT) || \
+ ((MODE) == I2C_ADDRESSINGMODE_10BIT))
+
+#define IS_I2C_DUAL_ADDRESS(ADDRESS) (((ADDRESS) == I2C_DUALADDRESS_DISABLE) || \
+ ((ADDRESS) == I2C_DUALADDRESS_ENABLE))
+
+#define IS_I2C_OWN_ADDRESS2_MASK(MASK) (((MASK) == I2C_OA2_NOMASK) || \
+ ((MASK) == I2C_OA2_MASK01) || \
+ ((MASK) == I2C_OA2_MASK02) || \
+ ((MASK) == I2C_OA2_MASK03) || \
+ ((MASK) == I2C_OA2_MASK04) || \
+ ((MASK) == I2C_OA2_MASK05) || \
+ ((MASK) == I2C_OA2_MASK06) || \
+ ((MASK) == I2C_OA2_MASK07))
+
+#define IS_I2C_GENERAL_CALL(CALL) (((CALL) == I2C_GENERALCALL_DISABLE) || \
+ ((CALL) == I2C_GENERALCALL_ENABLE))
+
+#define IS_I2C_NO_STRETCH(STRETCH) (((STRETCH) == I2C_NOSTRETCH_DISABLE) || \
+ ((STRETCH) == I2C_NOSTRETCH_ENABLE))
+
+#define IS_I2C_MEMADD_SIZE(SIZE) (((SIZE) == I2C_MEMADD_SIZE_8BIT) || \
+ ((SIZE) == I2C_MEMADD_SIZE_16BIT))
+
+
+#define IS_TRANSFER_MODE(MODE) (((MODE) == I2C_RELOAD_MODE) || \
+ ((MODE) == I2C_AUTOEND_MODE) || \
+ ((MODE) == I2C_SOFTEND_MODE))
+
+#define IS_TRANSFER_REQUEST(REQUEST) (((REQUEST) == I2C_GENERATE_STOP) || \
+ ((REQUEST) == I2C_GENERATE_START_READ) || \
+ ((REQUEST) == I2C_GENERATE_START_WRITE) || \
+ ((REQUEST) == I2C_NO_STARTSTOP))
+
+
+#define I2C_RESET_CR2(__HANDLE__) ((__HANDLE__)->Instance->CR2 &= (uint32_t)~((uint32_t)(I2C_CR2_SADD | I2C_CR2_HEAD10R | I2C_CR2_NBYTES | I2C_CR2_RELOAD | I2C_CR2_RD_WRN)))
+
+#define IS_I2C_OWN_ADDRESS1(ADDRESS1) ((ADDRESS1) <= (uint32_t)0x000003FF)
+#define IS_I2C_OWN_ADDRESS2(ADDRESS2) ((ADDRESS2) <= (uint16_t)0x00FF)
+
+#define I2C_MEM_ADD_MSB(__ADDRESS__) ((uint8_t)((uint16_t)(((uint16_t)((__ADDRESS__) & (uint16_t)(0xFF00))) >> 8)))
+#define I2C_MEM_ADD_LSB(__ADDRESS__) ((uint8_t)((uint16_t)((__ADDRESS__) & (uint16_t)(0x00FF))))
+
+#define I2C_GENERATE_START(__ADDMODE__,__ADDRESS__) (((__ADDMODE__) == I2C_ADDRESSINGMODE_7BIT) ? (uint32_t)((((uint32_t)(__ADDRESS__) & (I2C_CR2_SADD)) | (I2C_CR2_START) | (I2C_CR2_AUTOEND)) & (~I2C_CR2_RD_WRN)) : \
+ (uint32_t)((((uint32_t)(__ADDRESS__) & (I2C_CR2_SADD)) | (I2C_CR2_ADD10) | (I2C_CR2_START)) & (~I2C_CR2_RD_WRN)))
+/**
+ * @}
+ */
+
+/* Private Functions ---------------------------------------------------------*/
+/** @defgroup I2C_Private_Functions I2C Private Functions
+ * @{
+ */
+/* Private functions are defined in stm32l4xx_hal_i2c.c file */
+/**
+ * @}
+ */
+
+/**
+ * @}
+ */
+
+/**
+ * @}
+ */
+
+#ifdef __cplusplus
+}
+#endif
+
+
+#endif /* __STM32L4xx_HAL_I2C_H */
+
+/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/