Mouse code for the MacroRat
mbed-dev/targets/TARGET_STM/TARGET_STM32F4/device/stm32f4xx_hal_i2c.h
- Committer:
- sahilmgandhi
- Date:
- 2017-06-03
- Revision:
- 46:b156ef445742
- Parent:
- 18:6a4db94011d3
File content as of revision 46:b156ef445742:
/** ****************************************************************************** * @file stm32f4xx_hal_i2c.h * @author MCD Application Team * @version V1.5.0 * @date 06-May-2016 * @brief Header file of I2C HAL module. ****************************************************************************** * @attention * * <h2><center>© COPYRIGHT(c) 2016 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 __STM32F4xx_HAL_I2C_H #define __STM32F4xx_HAL_I2C_H #ifdef __cplusplus extern "C" { #endif /* Includes ------------------------------------------------------------------*/ #include "stm32f4xx_hal_def.h" /** @addtogroup STM32F4xx_HAL_Driver * @{ */ /** @addtogroup I2C * @{ */ /* Exported types ------------------------------------------------------------*/ /** @defgroup I2C_Exported_Types I2C Exported Types * @{ */ /** * @brief I2C Configuration Structure definition */ typedef struct { uint32_t ClockSpeed; /*!< Specifies the clock frequency. This parameter must be set to a value lower than 400kHz */ uint32_t DutyCycle; /*!< Specifies the I2C fast mode duty cycle. This parameter can be a value of @ref I2C_duty_cycle_in_fast_mode */ 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 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; /** * @brief HAL State structure definition * @note HAL I2C State value coding follow below described bitmap : * b7-b6 Error information * 00 : No Error * 01 : Abort (Abort user request on going) * 10 : Timeout * 11 : Error * b5 IP initilisation status * 0 : Reset (IP not initialized) * 1 : Init done (IP initialized and ready to use. HAL I2C Init function called) * b4 (not used) * x : Should be set to 0 * b3 * 0 : Ready or Busy (No Listen mode ongoing) * 1 : Listen (IP in Address Listen Mode) * b2 Intrinsic process state * 0 : Ready * 1 : Busy (IP busy with some configuration or internal operations) * b1 Rx state * 0 : Ready (no Rx operation ongoing) * 1 : Busy (Rx operation ongoing) * b0 Tx state * 0 : Ready (no Tx operation ongoing) * 1 : Busy (Tx operation ongoing) */ typedef enum { HAL_I2C_STATE_RESET = 0x00U, /*!< Peripheral is not yet Initialized */ HAL_I2C_STATE_READY = 0x20U, /*!< Peripheral Initialized and ready for use */ HAL_I2C_STATE_BUSY = 0x24U, /*!< An internal process is ongoing */ HAL_I2C_STATE_BUSY_TX = 0x21U, /*!< Data Transmission process is ongoing */ HAL_I2C_STATE_BUSY_RX = 0x22U, /*!< Data Reception process is ongoing */ HAL_I2C_STATE_LISTEN = 0x28U, /*!< Address Listen Mode is ongoing */ HAL_I2C_STATE_BUSY_TX_LISTEN = 0x29U, /*!< Address Listen Mode and Data Transmission process is ongoing */ HAL_I2C_STATE_BUSY_RX_LISTEN = 0x2AU, /*!< Address Listen Mode and Data Reception process is ongoing */ HAL_I2C_STATE_ABORT = 0x60U, /*!< Abort user request ongoing */ HAL_I2C_STATE_TIMEOUT = 0xA0U, /*!< Timeout state */ HAL_I2C_STATE_ERROR = 0xE0U /*!< Error */ }HAL_I2C_StateTypeDef; /** * @brief HAL Mode structure definition * @note HAL I2C Mode value coding follow below described bitmap : * b7 (not used) * x : Should be set to 0 * b6 * 0 : None * 1 : Memory (HAL I2C communication is in Memory Mode) * b5 * 0 : None * 1 : Slave (HAL I2C communication is in Slave Mode) * b4 * 0 : None * 1 : Master (HAL I2C communication is in Master Mode) * b3-b2-b1-b0 (not used) * xxxx : Should be set to 0000 */ typedef enum { HAL_I2C_MODE_NONE = 0x00U, /*!< No I2C communication on going */ HAL_I2C_MODE_MASTER = 0x10U, /*!< I2C communication is in Master Mode */ HAL_I2C_MODE_SLAVE = 0x20U, /*!< I2C communication is in Slave Mode */ HAL_I2C_MODE_MEM = 0x40U /*!< I2C communication is in Memory Mode */ }HAL_I2C_ModeTypeDef; /** * @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 */ __IO uint32_t XferOptions; /*!< I2C transfer options */ __IO uint32_t PreviousState; /*!< I2C communication Previous state and mode context for internal usage */ 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 HAL_I2C_ModeTypeDef Mode; /*!< I2C communication mode */ __IO uint32_t ErrorCode; /*!< I2C Error code */ __IO uint32_t Devaddress; /*!< I2C Target device address */ __IO uint32_t Memaddress; /*!< I2C Target memory address */ __IO uint32_t MemaddSize; /*!< I2C Target memory address size */ __IO uint32_t EventCount; /*!< I2C Event counter */ }I2C_HandleTypeDef; /** * @} */ /* Exported constants --------------------------------------------------------*/ /** @defgroup I2C_Exported_Constants I2C Exported Constants * @{ */ /** @defgroup I2C_Error_Code I2C Error Code * @brief I2C Error Code * @{ */ #define HAL_I2C_ERROR_NONE ((uint32_t)0x00000000U) /*!< No error */ #define HAL_I2C_ERROR_BERR ((uint32_t)0x00000001U) /*!< BERR error */ #define HAL_I2C_ERROR_ARLO ((uint32_t)0x00000002U) /*!< ARLO error */ #define HAL_I2C_ERROR_AF ((uint32_t)0x00000004U) /*!< AF error */ #define HAL_I2C_ERROR_OVR ((uint32_t)0x00000008U) /*!< OVR error */ #define HAL_I2C_ERROR_DMA ((uint32_t)0x00000010U) /*!< DMA transfer error */ #define HAL_I2C_ERROR_TIMEOUT ((uint32_t)0x00000020U) /*!< Timeout Error */ /** * @} */ /** @defgroup I2C_duty_cycle_in_fast_mode I2C duty cycle in fast mode * @{ */ #define I2C_DUTYCYCLE_2 ((uint32_t)0x00000000U) #define I2C_DUTYCYCLE_16_9 I2C_CCR_DUTY /** * @} */ /** @defgroup I2C_addressing_mode I2C addressing mode * @{ */ #define I2C_ADDRESSINGMODE_7BIT ((uint32_t)0x00004000U) #define I2C_ADDRESSINGMODE_10BIT (I2C_OAR1_ADDMODE | ((uint32_t)0x00004000U)) /** * @} */ /** @defgroup I2C_dual_addressing_mode I2C dual addressing mode * @{ */ #define I2C_DUALADDRESS_DISABLE ((uint32_t)0x00000000U) #define I2C_DUALADDRESS_ENABLE I2C_OAR2_ENDUAL /** * @} */ /** @defgroup I2C_general_call_addressing_mode I2C general call addressing mode * @{ */ #define I2C_GENERALCALL_DISABLE ((uint32_t)0x00000000U) #define I2C_GENERALCALL_ENABLE I2C_CR1_ENGC /** * @} */ /** @defgroup I2C_nostretch_mode I2C nostretch mode * @{ */ #define I2C_NOSTRETCH_DISABLE ((uint32_t)0x00000000U) #define I2C_NOSTRETCH_ENABLE I2C_CR1_NOSTRETCH /** * @} */ /** @defgroup I2C_Memory_Address_Size I2C Memory Address Size * @{ */ #define I2C_MEMADD_SIZE_8BIT ((uint32_t)0x00000001U) #define I2C_MEMADD_SIZE_16BIT ((uint32_t)0x00000010U) /** * @} */ /** @defgroup I2C_XferDirection_definition I2C XferDirection definition * @{ */ #define I2C_DIRECTION_RECEIVE ((uint32_t)0x00000000U) #define I2C_DIRECTION_TRANSMIT ((uint32_t)0x00000001U) /** * @} */ /** @defgroup I2C_XferOptions_definition I2C XferOptions definition * @{ */ #define I2C_FIRST_FRAME ((uint32_t)0x00000001U) #define I2C_NEXT_FRAME ((uint32_t)0x00000002U) #define I2C_FIRST_AND_LAST_FRAME ((uint32_t)0x00000004U) #define I2C_LAST_FRAME ((uint32_t)0x00000008U) /** * @} */ /** @defgroup I2C_Interrupt_configuration_definition I2C Interrupt configuration definition * @{ */ #define I2C_IT_BUF I2C_CR2_ITBUFEN #define I2C_IT_EVT I2C_CR2_ITEVTEN #define I2C_IT_ERR I2C_CR2_ITERREN /** * @} */ /** @defgroup I2C_Flag_definition I2C Flag definition * @{ */ #define I2C_FLAG_SMBALERT ((uint32_t)0x00018000U) #define I2C_FLAG_TIMEOUT ((uint32_t)0x00014000U) #define I2C_FLAG_PECERR ((uint32_t)0x00011000U) #define I2C_FLAG_OVR ((uint32_t)0x00010800U) #define I2C_FLAG_AF ((uint32_t)0x00010400U) #define I2C_FLAG_ARLO ((uint32_t)0x00010200U) #define I2C_FLAG_BERR ((uint32_t)0x00010100U) #define I2C_FLAG_TXE ((uint32_t)0x00010080U) #define I2C_FLAG_RXNE ((uint32_t)0x00010040U) #define I2C_FLAG_STOPF ((uint32_t)0x00010010U) #define I2C_FLAG_ADD10 ((uint32_t)0x00010008U) #define I2C_FLAG_BTF ((uint32_t)0x00010004U) #define I2C_FLAG_ADDR ((uint32_t)0x00010002U) #define I2C_FLAG_SB ((uint32_t)0x00010001U) #define I2C_FLAG_DUALF ((uint32_t)0x00100080U) #define I2C_FLAG_SMBHOST ((uint32_t)0x00100040U) #define I2C_FLAG_SMBDEFAULT ((uint32_t)0x00100020U) #define I2C_FLAG_GENCALL ((uint32_t)0x00100010U) #define I2C_FLAG_TRA ((uint32_t)0x00100004U) #define I2C_FLAG_BUSY ((uint32_t)0x00100002U) #define I2C_FLAG_MSL ((uint32_t)0x00100001U) /** * @} */ /** * @} */ /* Exported macro ------------------------------------------------------------*/ /** @defgroup I2C_Exported_Macros I2C Exported Macros * @{ */ /** @brief Reset I2C handle state * @param __HANDLE__: specifies the I2C Handle. * This parameter can be I2C where x: 1, 2, or 3 to select the I2C peripheral. * @retval None */ #define __HAL_I2C_RESET_HANDLE_STATE(__HANDLE__) ((__HANDLE__)->State = HAL_I2C_STATE_RESET) /** @brief Enable or disable the specified I2C interrupts. * @param __HANDLE__: specifies the I2C Handle. * This parameter can be I2C where x: 1, 2, or 3 to select the I2C peripheral. * @param __INTERRUPT__: specifies the interrupt source to enable or disable. * This parameter can be one of the following values: * @arg I2C_IT_BUF: Buffer interrupt enable * @arg I2C_IT_EVT: Event interrupt enable * @arg I2C_IT_ERR: Error interrupt enable * @retval None */ #define __HAL_I2C_ENABLE_IT(__HANDLE__, __INTERRUPT__) ((__HANDLE__)->Instance->CR2 |= (__INTERRUPT__)) #define __HAL_I2C_DISABLE_IT(__HANDLE__, __INTERRUPT__) ((__HANDLE__)->Instance->CR2 &= (~(__INTERRUPT__))) /** @brief Checks if the specified I2C interrupt source is enabled or disabled. * @param __HANDLE__: specifies the I2C Handle. * This parameter can be I2C where x: 1, 2, or 3 to select the I2C peripheral. * @param __INTERRUPT__: specifies the I2C interrupt source to check. * This parameter can be one of the following values: * @arg I2C_IT_BUF: Buffer interrupt enable * @arg I2C_IT_EVT: Event interrupt enable * @arg I2C_IT_ERR: Error interrupt enable * @retval The new state of __INTERRUPT__ (TRUE or FALSE). */ #define __HAL_I2C_GET_IT_SOURCE(__HANDLE__, __INTERRUPT__) ((((__HANDLE__)->Instance->CR2 & (__INTERRUPT__)) == (__INTERRUPT__)) ? SET : RESET) /** @brief Checks whether the specified I2C flag is set or not. * @param __HANDLE__: specifies the I2C Handle. * This parameter can be I2C where x: 1, 2, or 3 to select the I2C peripheral. * @param __FLAG__: specifies the flag to check. * This parameter can be one of the following values: * @arg I2C_FLAG_SMBALERT: SMBus Alert flag * @arg I2C_FLAG_TIMEOUT: Timeout or Tlow error flag * @arg I2C_FLAG_PECERR: PEC error in reception flag * @arg I2C_FLAG_OVR: Overrun/Underrun flag * @arg I2C_FLAG_AF: Acknowledge failure flag * @arg I2C_FLAG_ARLO: Arbitration lost flag * @arg I2C_FLAG_BERR: Bus error flag * @arg I2C_FLAG_TXE: Data register empty flag * @arg I2C_FLAG_RXNE: Data register not empty flag * @arg I2C_FLAG_STOPF: Stop detection flag * @arg I2C_FLAG_ADD10: 10-bit header sent flag * @arg I2C_FLAG_BTF: Byte transfer finished flag * @arg I2C_FLAG_ADDR: Address sent flag * Address matched flag * @arg I2C_FLAG_SB: Start bit flag * @arg I2C_FLAG_DUALF: Dual flag * @arg I2C_FLAG_SMBHOST: SMBus host header * @arg I2C_FLAG_SMBDEFAULT: SMBus default header * @arg I2C_FLAG_GENCALL: General call header flag * @arg I2C_FLAG_TRA: Transmitter/Receiver flag * @arg I2C_FLAG_BUSY: Bus busy flag * @arg I2C_FLAG_MSL: Master/Slave flag * @retval The new state of __FLAG__ (TRUE or FALSE). */ #define __HAL_I2C_GET_FLAG(__HANDLE__, __FLAG__) ((((uint8_t)((__FLAG__) >> 16U)) == 0x01U)?((((__HANDLE__)->Instance->SR1) & ((__FLAG__) & I2C_FLAG_MASK)) == ((__FLAG__) & I2C_FLAG_MASK)): \ ((((__HANDLE__)->Instance->SR2) & ((__FLAG__) & I2C_FLAG_MASK)) == ((__FLAG__) & I2C_FLAG_MASK))) /** @brief Clears the I2C pending flags which are cleared by writing 0 in a specific bit. * @param __HANDLE__: specifies the I2C Handle. * This parameter can be I2C where x: 1, 2, or 3 to select the I2C peripheral. * @param __FLAG__: specifies the flag to clear. * This parameter can be any combination of the following values: * @arg I2C_FLAG_SMBALERT: SMBus Alert flag * @arg I2C_FLAG_TIMEOUT: Timeout or Tlow error flag * @arg I2C_FLAG_PECERR: PEC error in reception flag * @arg I2C_FLAG_OVR: Overrun/Underrun flag (Slave mode) * @arg I2C_FLAG_AF: Acknowledge failure flag * @arg I2C_FLAG_ARLO: Arbitration lost flag (Master mode) * @arg I2C_FLAG_BERR: Bus error flag * @retval None */ #define __HAL_I2C_CLEAR_FLAG(__HANDLE__, __FLAG__) ((__HANDLE__)->Instance->SR1 = ~((__FLAG__) & I2C_FLAG_MASK)) /** @brief Clears the I2C ADDR pending flag. * @param __HANDLE__: specifies the I2C Handle. * This parameter can be I2C where x: 1, 2, or 3 to select the I2C peripheral. * @retval None */ #define __HAL_I2C_CLEAR_ADDRFLAG(__HANDLE__) \ do{ \ __IO uint32_t tmpreg = 0x00U; \ tmpreg = (__HANDLE__)->Instance->SR1; \ tmpreg = (__HANDLE__)->Instance->SR2; \ UNUSED(tmpreg); \ } while(0) /** @brief Clears the I2C STOPF pending flag. * @param __HANDLE__: specifies the I2C Handle. * This parameter can be I2C where x: 1, 2, or 3 to select the I2C peripheral. * @retval None */ #define __HAL_I2C_CLEAR_STOPFLAG(__HANDLE__) \ do{ \ __IO uint32_t tmpreg = 0x00U; \ tmpreg = (__HANDLE__)->Instance->SR1; \ (__HANDLE__)->Instance->CR1 |= I2C_CR1_PE; \ UNUSED(tmpreg); \ } while(0) /** @brief Enable the I2C peripheral. * @param __HANDLE__: specifies the I2C Handle. * This parameter can be I2Cx where x: 1 or 2 to select the I2C peripheral. * @retval None */ #define __HAL_I2C_ENABLE(__HANDLE__) ((__HANDLE__)->Instance->CR1 |= I2C_CR1_PE) /** @brief Disable the I2C peripheral. * @param __HANDLE__: specifies the I2C Handle. * This parameter can be I2Cx where x: 1 or 2 to select the I2C peripheral. * @retval None */ #define __HAL_I2C_DISABLE(__HANDLE__) ((__HANDLE__)->Instance->CR1 &= ~I2C_CR1_PE) /** * @} */ /* Include I2C HAL Extension module */ #include "stm32f4xx_hal_i2c_ex.h" /* Exported functions --------------------------------------------------------*/ /** @addtogroup I2C_Exported_Functions * @{ */ /** @addtogroup I2C_Exported_Functions_Group1 * @{ */ /* Initialization/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 * @{ */ /* I/O 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); HAL_StatusTypeDef HAL_I2C_Master_Sequential_Transmit_IT(I2C_HandleTypeDef *hi2c, uint16_t DevAddress, uint8_t *pData, uint16_t Size, uint32_t XferOptions); HAL_StatusTypeDef HAL_I2C_Master_Sequential_Receive_IT(I2C_HandleTypeDef *hi2c, uint16_t DevAddress, uint8_t *pData, uint16_t Size, uint32_t XferOptions); HAL_StatusTypeDef HAL_I2C_Slave_Sequential_Transmit_IT(I2C_HandleTypeDef *hi2c, uint8_t *pData, uint16_t Size, uint32_t XferOptions); HAL_StatusTypeDef HAL_I2C_Slave_Sequential_Receive_IT(I2C_HandleTypeDef *hi2c, uint8_t *pData, uint16_t Size, uint32_t XferOptions); HAL_StatusTypeDef HAL_I2C_Master_Abort_IT(I2C_HandleTypeDef *hi2c, uint16_t DevAddress); HAL_StatusTypeDef HAL_I2C_EnableListen_IT(I2C_HandleTypeDef *hi2c); HAL_StatusTypeDef HAL_I2C_DisableListen_IT(I2C_HandleTypeDef *hi2c); /******* 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); /******* 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_AddrCallback(I2C_HandleTypeDef *hi2c, uint8_t TransferDirection, uint16_t AddrMatchCode); void HAL_I2C_ListenCpltCallback(I2C_HandleTypeDef *hi2c); void HAL_I2C_MemTxCpltCallback(I2C_HandleTypeDef *hi2c); void HAL_I2C_MemRxCpltCallback(I2C_HandleTypeDef *hi2c); void HAL_I2C_ErrorCallback(I2C_HandleTypeDef *hi2c); void HAL_I2C_AbortCpltCallback(I2C_HandleTypeDef *hi2c); /** * @} */ /** @addtogroup I2C_Exported_Functions_Group3 * @{ */ /* Peripheral State, Mode and Errors functions *********************************/ HAL_I2C_StateTypeDef HAL_I2C_GetState(I2C_HandleTypeDef *hi2c); HAL_I2C_ModeTypeDef HAL_I2C_GetMode(I2C_HandleTypeDef *hi2c); uint32_t HAL_I2C_GetError(I2C_HandleTypeDef *hi2c); /** * @} */ /** * @} */ /* Private types -------------------------------------------------------------*/ /* Private variables ---------------------------------------------------------*/ /* Private constants ---------------------------------------------------------*/ /** @defgroup I2C_Private_Constants I2C Private Constants * @{ */ #define I2C_FLAG_MASK ((uint32_t)0x0000FFFFU) /** * @} */ /* Private macros ------------------------------------------------------------*/ /** @defgroup I2C_Private_Macros I2C Private Macros * @{ */ #define I2C_FREQRANGE(__PCLK__) ((__PCLK__)/1000000U) #define I2C_RISE_TIME(__FREQRANGE__, __SPEED__) (((__SPEED__) <= 100000U) ? ((__FREQRANGE__) + 1U) : ((((__FREQRANGE__) * 300U) / 1000U) + 1U)) #define I2C_SPEED_STANDARD(__PCLK__, __SPEED__) (((((__PCLK__)/((__SPEED__) << 1U)) & I2C_CCR_CCR) < 4U)? 4U:((__PCLK__) / ((__SPEED__) << 1U))) #define I2C_SPEED_FAST(__PCLK__, __SPEED__, __DUTYCYCLE__) (((__DUTYCYCLE__) == I2C_DUTYCYCLE_2)? ((__PCLK__) / ((__SPEED__) * 3U)) : (((__PCLK__) / ((__SPEED__) * 25U)) | I2C_DUTYCYCLE_16_9)) #define I2C_SPEED(__PCLK__, __SPEED__, __DUTYCYCLE__) (((__SPEED__) <= 100000U)? (I2C_SPEED_STANDARD((__PCLK__), (__SPEED__))) : \ ((I2C_SPEED_FAST((__PCLK__), (__SPEED__), (__DUTYCYCLE__)) & I2C_CCR_CCR) == 0U)? 1U : \ ((I2C_SPEED_FAST((__PCLK__), (__SPEED__), (__DUTYCYCLE__))) | I2C_CCR_FS)) #define I2C_7BIT_ADD_WRITE(__ADDRESS__) ((uint8_t)((__ADDRESS__) & (~I2C_OAR1_ADD0))) #define I2C_7BIT_ADD_READ(__ADDRESS__) ((uint8_t)((__ADDRESS__) | I2C_OAR1_ADD0)) #define I2C_10BIT_ADDRESS(__ADDRESS__) ((uint8_t)((uint16_t)((__ADDRESS__) & (uint16_t)(0x00FFU)))) #define I2C_10BIT_HEADER_WRITE(__ADDRESS__) ((uint8_t)((uint16_t)((uint16_t)(((uint16_t)((__ADDRESS__) & (uint16_t)(0x0300U))) >> 7U) | (uint16_t)(0x00F0U)))) #define I2C_10BIT_HEADER_READ(__ADDRESS__) ((uint8_t)((uint16_t)((uint16_t)(((uint16_t)((__ADDRESS__) & (uint16_t)(0x0300U))) >> 7U) | (uint16_t)(0x00F1U)))) #define I2C_MEM_ADD_MSB(__ADDRESS__) ((uint8_t)((uint16_t)(((uint16_t)((__ADDRESS__) & (uint16_t)(0xFF00U))) >> 8U))) #define I2C_MEM_ADD_LSB(__ADDRESS__) ((uint8_t)((uint16_t)((__ADDRESS__) & (uint16_t)(0x00FFU)))) /** @defgroup I2C_IS_RTC_Definitions I2C Private macros to check input parameters * @{ */ #define IS_I2C_DUTY_CYCLE(CYCLE) (((CYCLE) == I2C_DUTYCYCLE_2) || \ ((CYCLE) == I2C_DUTYCYCLE_16_9)) #define IS_I2C_ADDRESSING_MODE(ADDRESS) (((ADDRESS) == I2C_ADDRESSINGMODE_7BIT) || \ ((ADDRESS) == I2C_ADDRESSINGMODE_10BIT)) #define IS_I2C_DUAL_ADDRESS(ADDRESS) (((ADDRESS) == I2C_DUALADDRESS_DISABLE) || \ ((ADDRESS) == I2C_DUALADDRESS_ENABLE)) #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_I2C_CLOCK_SPEED(SPEED) (((SPEED) > 0) && ((SPEED) <= 400000U)) #define IS_I2C_OWN_ADDRESS1(ADDRESS1) (((ADDRESS1) & (uint32_t)(0xFFFFFC00U)) == 0U) #define IS_I2C_OWN_ADDRESS2(ADDRESS2) (((ADDRESS2) & (uint32_t)(0xFFFFFF01U)) == 0U) #define IS_I2C_TRANSFER_OPTIONS_REQUEST(REQUEST) (((REQUEST) == I2C_FIRST_FRAME) || \ ((REQUEST) == I2C_NEXT_FRAME) || \ ((REQUEST) == I2C_FIRST_AND_LAST_FRAME) || \ ((REQUEST) == I2C_LAST_FRAME)) /** * @} */ /** * @} */ /* Private functions ---------------------------------------------------------*/ /** @defgroup I2C_Private_Functions I2C Private Functions * @{ */ /** * @} */ /** * @} */ /** * @} */ #ifdef __cplusplus } #endif #endif /* __STM32F4xx_HAL_I2C_H */ /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/