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Dependents: hello SerialTestv11 SerialTestv12 Sierpinski ... more
Diff: TARGET_NUCLEO_F303K8/stm32f3xx_hal_i2c.h
- Revision:
- 122:f9eeca106725
- Parent:
- 109:9296ab0bfc11
- Child:
- 123:b0220dba8be7
--- a/TARGET_NUCLEO_F303K8/stm32f3xx_hal_i2c.h Wed May 25 16:44:06 2016 +0100 +++ b/TARGET_NUCLEO_F303K8/stm32f3xx_hal_i2c.h Thu Jul 07 14:34:11 2016 +0100 @@ -2,13 +2,13 @@ ****************************************************************************** * @file stm32f3xx_hal_i2c.h * @author MCD Application Team - * @version V1.1.0 - * @date 12-Sept-2014 + * @version V1.2.1 + * @date 29-April-2015 * @brief Header file of I2C HAL module. ****************************************************************************** * @attention * - * <h2><center>© COPYRIGHT(c) 2014 STMicroelectronics</center></h2> + * <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: @@ -33,7 +33,7 @@ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. * ****************************************************************************** - */ + */ /* Define to prevent recursive inclusion -------------------------------------*/ #ifndef __STM32F3xx_HAL_I2C_H @@ -54,7 +54,7 @@ * @{ */ -/* Exported types ------------------------------------------------------------*/ +/* Exported types ------------------------------------------------------------*/ /** @defgroup I2C_Exported_Types I2C Exported Types * @{ */ @@ -73,22 +73,22 @@ 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 */ + 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 */ + 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 acknoledge 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 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. */ + 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 */ + This parameter can be a value of @ref I2C_NOSTRETCH_MODE */ }I2C_InitTypeDef; @@ -97,78 +97,137 @@ */ /** @defgroup HAL_state_structure_definition HAL state structure definition - * @brief HAL State structure definition + * @brief HAL State structure definition + * @note HAL I2C State value coding follow below described bitmap :\n + * b7-b6 Error information\n + * 00 : No Error\n + * 01 : Abort (Abort user request on going)\n + * 10 : Timeout\n + * 11 : Error\n + * b5 IP initilisation status\n + * 0 : Reset (IP not initialized)\n + * 1 : Init done (IP initialized and ready to use. HAL I2C Init function called)\n + * b4 (not used)\n + * x : Should be set to 0\n + * b3\n + * 0 : Ready or Busy (No Listen mode ongoing)\n + * 1 : Listen (IP in Address Listen Mode)\n + * b2 Intrinsic process state\n + * 0 : Ready\n + * 1 : Busy (IP busy with some configuration or internal operations)\n + * b1 Rx state\n + * 0 : Ready (no Rx operation ongoing)\n + * 1 : Busy (Rx operation ongoing)\n + * b0 Tx state\n + * 0 : Ready (no Tx operation ongoing)\n + * 1 : Busy (Tx operation ongoing) * @{ */ - 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_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; +/** + * @} + */ + +/** @defgroup HAL_mode_structure_definition HAL mode structure definition + * @brief HAL Mode structure definition + * @note HAL I2C Mode value coding follow below described bitmap :\n + * b7 (not used)\n + * x : Should be set to 0\n + * b6\n + * 0 : None\n + * 1 : Memory (HAL I2C communication is in Memory Mode)\n + * b5\n + * 0 : None\n + * 1 : Slave (HAL I2C communication is in Slave Mode)\n + * b4\n + * 0 : None\n + * 1 : Master (HAL I2C communication is in Master Mode)\n + * b3-b2-b1-b0 (not used)\n + * 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; + /** * @} */ -/** @defgroup I2C_Error_Code_structure_definition I2C Error Code structure definition - * @brief I2C Error Code structure definition +/** @defgroup I2C_Error_Code_definition I2C Error Code definition + * @brief I2C Error Code definition * @{ - */ - -typedef enum -{ - HAL_I2C_ERROR_NONE = 0x00, /*!< No error */ - HAL_I2C_ERROR_BERR = 0x01, /*!< BERR error */ - HAL_I2C_ERROR_ARLO = 0x02, /*!< ARLO error */ - HAL_I2C_ERROR_AF = 0x04, /*!< AF error */ - HAL_I2C_ERROR_OVR = 0x08, /*!< OVR error */ - HAL_I2C_ERROR_DMA = 0x10, /*!< DMA transfer error */ - HAL_I2C_ERROR_TIMEOUT = 0x20, /*!< Timeout error */ - HAL_I2C_ERROR_SIZE = 0x40 /*!< Size Management error */ -}HAL_I2C_ErrorTypeDef; - -/** + */ +#define HAL_I2C_ERROR_NONE (0x00000000U) /*!< No error */ +#define HAL_I2C_ERROR_BERR (0x00000001U) /*!< BERR error */ +#define HAL_I2C_ERROR_ARLO (0x00000002U) /*!< ARLO error */ +#define HAL_I2C_ERROR_AF (0x00000004U) /*!< ACKF error */ +#define HAL_I2C_ERROR_OVR (0x00000008U) /*!< OVR error */ +#define HAL_I2C_ERROR_DMA (0x00000010U) /*!< DMA transfer error */ +#define HAL_I2C_ERROR_TIMEOUT (0x00000020U) /*!< Timeout error */ +#define HAL_I2C_ERROR_SIZE (0x00000040U) /*!< Size Management error */ +/** * @} */ -/** @defgroup I2C_handle_Structure_definition I2C handle Structure definition - * @brief I2C handle Structure definition +/** @defgroup I2C_handle_Structure_definition I2C handle Structure definition + * @brief I2C handle Structure definition * @{ */ +typedef struct __I2C_HandleTypeDef +{ + I2C_TypeDef *Instance; /*!< I2C registers base address */ -typedef struct -{ - I2C_TypeDef *Instance; /*!< I2C registers base address */ + I2C_InitTypeDef Init; /*!< I2C communication parameters */ - I2C_InitTypeDef Init; /*!< I2C communication parameters */ + uint8_t *pBuffPtr; /*!< Pointer to I2C transfer buffer */ + + uint16_t XferSize; /*!< I2C transfer size */ - uint8_t *pBuffPtr; /*!< Pointer to I2C transfer buffer */ + __IO uint16_t XferCount; /*!< I2C transfer counter */ - uint16_t XferSize; /*!< I2C transfer size */ + __IO uint32_t XferOptions; /*!< I2C sequantial transfer options, this parameter can + be a value of @ref I2C_XFEROPTIONS */ - __IO uint16_t XferCount; /*!< I2C transfer counter */ + __IO uint32_t PreviousState; /*!< I2C communication Previous state */ + + HAL_StatusTypeDef (*XferISR)(struct __I2C_HandleTypeDef *hi2c, uint32_t ITFlags, uint32_t ITSources); /*!< I2C transfer IRQ handler function pointer */ - DMA_HandleTypeDef *hdmatx; /*!< I2C Tx DMA handle parameters */ + DMA_HandleTypeDef *hdmatx; /*!< I2C Tx DMA handle parameters */ - DMA_HandleTypeDef *hdmarx; /*!< I2C Rx DMA handle parameters */ + DMA_HandleTypeDef *hdmarx; /*!< I2C Rx DMA handle parameters */ - HAL_LockTypeDef Lock; /*!< I2C locking object */ + HAL_LockTypeDef Lock; /*!< I2C locking object */ + + __IO HAL_I2C_StateTypeDef State; /*!< I2C communication state */ - __IO HAL_I2C_StateTypeDef State; /*!< I2C communication state */ + __IO HAL_I2C_ModeTypeDef Mode; /*!< I2C communication mode */ - __IO HAL_I2C_ErrorTypeDef ErrorCode; /* I2C Error code */ + __IO uint32_t ErrorCode; /*!< I2C Error code */ + __IO uint32_t AddrEventCount; /*!< I2C Address Event counter */ }I2C_HandleTypeDef; /** * @} @@ -176,128 +235,111 @@ /** * @} - */ + */ /* Exported constants --------------------------------------------------------*/ /** @defgroup I2C_Exported_Constants I2C Exported Constants * @{ */ -/** @defgroup I2C_addressing_mode I2C addressing mode +/** @defgroup I2C_XFEROPTIONS I2C Sequential Transfer Options * @{ */ -#define I2C_ADDRESSINGMODE_7BIT ((uint32_t)0x00000001) -#define I2C_ADDRESSINGMODE_10BIT ((uint32_t)0x00000002) +#define I2C_NO_OPTION_FRAME (0xFFFF0000U) +#define I2C_FIRST_FRAME ((uint32_t)I2C_SOFTEND_MODE) +#define I2C_NEXT_FRAME ((uint32_t)(I2C_RELOAD_MODE | I2C_SOFTEND_MODE)) +#define I2C_FIRST_AND_LAST_FRAME ((uint32_t)I2C_AUTOEND_MODE) +#define I2C_LAST_FRAME ((uint32_t)I2C_AUTOEND_MODE) +/** + * @} + */ -#define IS_I2C_ADDRESSING_MODE(MODE) (((MODE) == I2C_ADDRESSINGMODE_7BIT) || \ - ((MODE) == I2C_ADDRESSINGMODE_10BIT)) +/** @defgroup I2C_ADDRESSING_MODE I2C Addressing Mode + * @{ + */ +#define I2C_ADDRESSINGMODE_7BIT (0x00000001U) +#define I2C_ADDRESSINGMODE_10BIT (0x00000002U) /** * @} */ -/** @defgroup I2C_dual_addressing_mode I2C dual addressing mode +/** @defgroup I2C_DUAL_ADDRESSING_MODE I2C Dual Addressing Mode * @{ */ - -#define I2C_DUALADDRESS_DISABLED ((uint32_t)0x00000000) -#define I2C_DUALADDRESS_ENABLED I2C_OAR2_OA2EN - -#define IS_I2C_DUAL_ADDRESS(ADDRESS) (((ADDRESS) == I2C_DUALADDRESS_DISABLED) || \ - ((ADDRESS) == I2C_DUALADDRESS_ENABLED)) +#define I2C_DUALADDRESS_DISABLE (0x00000000U) +#define I2C_DUALADDRESS_ENABLE I2C_OAR2_OA2EN /** * @} */ -/** @defgroup I2C_own_address2_masks I2C own address2 masks +/** @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) - -#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 I2C_OA2_NOMASK ((uint8_t)0x00U) +#define I2C_OA2_MASK01 ((uint8_t)0x01U) +#define I2C_OA2_MASK02 ((uint8_t)0x02U) +#define I2C_OA2_MASK03 ((uint8_t)0x03U) +#define I2C_OA2_MASK04 ((uint8_t)0x04U) +#define I2C_OA2_MASK05 ((uint8_t)0x05U) +#define I2C_OA2_MASK06 ((uint8_t)0x06U) +#define I2C_OA2_MASK07 ((uint8_t)0x07U) /** * @} */ -/** @defgroup I2C_general_call_addressing_mode I2C general call addressing mode +/** @defgroup I2C_GENERAL_CALL_ADDRESSING_MODE I2C General Call Addressing Mode * @{ */ -#define I2C_GENERALCALL_DISABLED ((uint32_t)0x00000000) -#define I2C_GENERALCALL_ENABLED I2C_CR1_GCEN - -#define IS_I2C_GENERAL_CALL(CALL) (((CALL) == I2C_GENERALCALL_DISABLED) || \ - ((CALL) == I2C_GENERALCALL_ENABLED)) +#define I2C_GENERALCALL_DISABLE (0x00000000U) +#define I2C_GENERALCALL_ENABLE I2C_CR1_GCEN /** * @} */ -/** @defgroup I2C_nostretch_mode I2C nostretch mode +/** @defgroup I2C_NOSTRETCH_MODE I2C No-Stretch Mode * @{ */ -#define I2C_NOSTRETCH_DISABLED ((uint32_t)0x00000000) -#define I2C_NOSTRETCH_ENABLED I2C_CR1_NOSTRETCH - -#define IS_I2C_NO_STRETCH(STRETCH) (((STRETCH) == I2C_NOSTRETCH_DISABLED) || \ - ((STRETCH) == I2C_NOSTRETCH_ENABLED)) +#define I2C_NOSTRETCH_DISABLE (0x00000000U) +#define I2C_NOSTRETCH_ENABLE I2C_CR1_NOSTRETCH /** * @} */ -/** @defgroup I2C_Memory_Address_Size I2C Memory Address Size +/** @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) - -#define IS_I2C_MEMADD_SIZE(SIZE) (((SIZE) == I2C_MEMADD_SIZE_8BIT) || \ - ((SIZE) == I2C_MEMADD_SIZE_16BIT)) +#define I2C_MEMADD_SIZE_8BIT (0x00000001U) +#define I2C_MEMADD_SIZE_16BIT (0x00000002U) /** * @} - */ + */ -/** @defgroup I2C_ReloadEndMode_definition I2C ReloadEndMode definition +/** @defgroup I2C_XferDirection I2C Transfer Direction * @{ */ - -#define I2C_RELOAD_MODE I2C_CR2_RELOAD -#define I2C_AUTOEND_MODE I2C_CR2_AUTOEND -#define I2C_SOFTEND_MODE ((uint32_t)0x00000000) - -#define IS_TRANSFER_MODE(MODE) (((MODE) == I2C_RELOAD_MODE) || \ - ((MODE) == I2C_AUTOEND_MODE) || \ - ((MODE) == I2C_SOFTEND_MODE)) +#define I2C_DIRECTION_TRANSMIT (0x00000000U) +#define I2C_DIRECTION_RECEIVE (0x00000001U) /** * @} */ -/** @defgroup I2C_StartStopMode_definition I2C StartStopMode definition +/** @defgroup I2C_RELOAD_END_MODE I2C Reload End Mode * @{ */ +#define I2C_RELOAD_MODE I2C_CR2_RELOAD +#define I2C_AUTOEND_MODE I2C_CR2_AUTOEND +#define I2C_SOFTEND_MODE (0x00000000U) +/** + * @} + */ -#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 - -#define IS_TRANSFER_REQUEST(REQUEST) (((REQUEST) == I2C_GENERATE_STOP) || \ - ((REQUEST) == I2C_GENERATE_START_READ) || \ - ((REQUEST) == I2C_GENERATE_START_WRITE) || \ - ((REQUEST) == I2C_NO_STARTSTOP)) - +/** @defgroup I2C_START_STOP_MODE I2C Start or Stop Mode + * @{ + */ +#define I2C_NO_STARTSTOP (0x00000000U) +#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 /** * @} */ @@ -308,157 +350,169 @@ * - 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 - +#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 + */ +#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__: I2C handle. +/** @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) +#define __HAL_I2C_RESET_HANDLE_STATE(__HANDLE__) ((__HANDLE__)->State = HAL_I2C_STATE_RESET) -/** @brief Enables or disables the specified I2C interrupts. - * @param __HANDLE__: specifies the I2C Handle. - * This parameter can be I2Cx 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_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 - * +/** @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 @ref I2C_IT_ERRI Errors interrupt enable + * @arg @ref I2C_IT_TCI Transfer complete interrupt enable + * @arg @ref I2C_IT_STOPI STOP detection interrupt enable + * @arg @ref I2C_IT_NACKI NACK received interrupt enable + * @arg @ref I2C_IT_ADDRI Address match interrupt enable + * @arg @ref I2C_IT_RXI RX interrupt enable + * @arg @ref 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 @ref I2C_IT_ERRI Errors interrupt enable + * @arg @ref I2C_IT_TCI Transfer complete interrupt enable + * @arg @ref I2C_IT_STOPI STOP detection interrupt enable + * @arg @ref I2C_IT_NACKI NACK received interrupt enable + * @arg @ref I2C_IT_ADDRI Address match interrupt enable + * @arg @ref I2C_IT_RXI RX interrupt enable + * @arg @ref I2C_IT_TXI TX interrupt enable + * * @retval None */ - -#define __HAL_I2C_ENABLE_IT(__HANDLE__, __INTERRUPT__) ((__HANDLE__)->Instance->CR1 |= (__INTERRUPT__)) -#define __HAL_I2C_DISABLE_IT(__HANDLE__, __INTERRUPT__) ((__HANDLE__)->Instance->CR1 &= (~(__INTERRUPT__))) +#define __HAL_I2C_DISABLE_IT(__HANDLE__, __INTERRUPT__) ((__HANDLE__)->Instance->CR1 &= (~(__INTERRUPT__))) -/** @brief Checks if the specified I2C interrupt source is enabled or disabled. - * @param __HANDLE__: specifies the I2C Handle. - * This parameter can be I2Cx 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_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 __IT__ (TRUE or FALSE). +/** @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 @ref I2C_IT_ERRI Errors interrupt enable + * @arg @ref I2C_IT_TCI Transfer complete interrupt enable + * @arg @ref I2C_IT_STOPI STOP detection interrupt enable + * @arg @ref I2C_IT_NACKI NACK received interrupt enable + * @arg @ref I2C_IT_ADDRI Address match interrupt enable + * @arg @ref I2C_IT_RXI RX interrupt enable + * @arg @ref I2C_IT_TXI TX interrupt enable + * + * @retval The new state of __INTERRUPT__ (SET or RESET). */ -#define __HAL_I2C_GET_IT_SOURCE(__HANDLE__, __INTERRUPT__) ((((__HANDLE__)->Instance->CR1 & (__INTERRUPT__)) == (__INTERRUPT__)) ? SET : RESET) +#define __HAL_I2C_GET_IT_SOURCE(__HANDLE__, __INTERRUPT__) ((((__HANDLE__)->Instance->CR1 & (__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 I2Cx 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_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). +/** @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 @ref I2C_FLAG_TXE Transmit data register empty + * @arg @ref I2C_FLAG_TXIS Transmit interrupt status + * @arg @ref I2C_FLAG_RXNE Receive data register not empty + * @arg @ref I2C_FLAG_ADDR Address matched (slave mode) + * @arg @ref I2C_FLAG_AF Acknowledge failure received flag + * @arg @ref I2C_FLAG_STOPF STOP detection flag + * @arg @ref I2C_FLAG_TC Transfer complete (master mode) + * @arg @ref I2C_FLAG_TCR Transfer complete reload + * @arg @ref I2C_FLAG_BERR Bus error + * @arg @ref I2C_FLAG_ARLO Arbitration lost + * @arg @ref I2C_FLAG_OVR Overrun/Underrun + * @arg @ref I2C_FLAG_PECERR PEC error in reception + * @arg @ref I2C_FLAG_TIMEOUT Timeout or Tlow detection flag + * @arg @ref I2C_FLAG_ALERT SMBus alert + * @arg @ref I2C_FLAG_BUSY Bus busy + * @arg @ref I2C_FLAG_DIR Transfer direction (slave mode) + * + * @retval The new state of __FLAG__ (SET or RESET). */ -#define __HAL_I2C_GET_FLAG(__HANDLE__, __FLAG__) ((((__HANDLE__)->Instance->ISR) & (__FLAG__)) == (__FLAG__)) +#define __HAL_I2C_GET_FLAG(__HANDLE__, __FLAG__) (((((__HANDLE__)->Instance->ISR) & (__FLAG__)) == (__FLAG__)) ? SET : RESET) -/** @brief Clears the I2C pending flags which are cleared by writing 1 in a specific bit. - * @param __HANDLE__: specifies the I2C Handle. - * This parameter can be I2Cx where x: 1, 2, or 3 to select the I2C peripheral. - * @param __FLAG__: specifies the flag to clear. +/** @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 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 - * + * @arg @ref I2C_FLAG_TXE Transmit data register empty + * @arg @ref I2C_FLAG_ADDR Address matched (slave mode) + * @arg @ref I2C_FLAG_AF Acknowledge failure received flag + * @arg @ref I2C_FLAG_STOPF STOP detection flag + * @arg @ref I2C_FLAG_BERR Bus error + * @arg @ref I2C_FLAG_ARLO Arbitration lost + * @arg @ref I2C_FLAG_OVR Overrun/Underrun + * @arg @ref I2C_FLAG_PECERR PEC error in reception + * @arg @ref I2C_FLAG_TIMEOUT Timeout or Tlow detection flag + * @arg @ref I2C_FLAG_ALERT SMBus alert + * * @retval None */ -#define __HAL_I2C_CLEAR_FLAG(__HANDLE__, __FLAG__) ((__HANDLE__)->Instance->ICR = (__FLAG__)) - +#define __HAL_I2C_CLEAR_FLAG(__HANDLE__, __FLAG__) (((__FLAG__) == I2C_FLAG_TXE) ? ((__HANDLE__)->Instance->ISR |= (__FLAG__)) \ + : ((__HANDLE__)->Instance->ICR = (__FLAG__))) -#define __HAL_I2C_ENABLE(__HANDLE__) ((__HANDLE__)->Instance->CR1 |= I2C_CR1_PE) -#define __HAL_I2C_DISABLE(__HANDLE__) ((__HANDLE__)->Instance->CR1 &= ~I2C_CR1_PE) - -#define __HAL_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))) +/** @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)) -#define __HAL_I2C_MEM_ADD_MSB(__ADDRESS__) ((uint8_t)((uint16_t)(((uint16_t)((__ADDRESS__) & (uint16_t)(0xFF00))) >> 8))) -#define __HAL_I2C_MEM_ADD_LSB(__ADDRESS__) ((uint8_t)((uint16_t)((__ADDRESS__) & (uint16_t)(0x00FF)))) +/** @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)) -#define __HAL_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))) - -#define IS_I2C_OWN_ADDRESS1(ADDRESS1) ((ADDRESS1) <= (uint32_t)0x000003FF) -#define IS_I2C_OWN_ADDRESS2(ADDRESS2) ((ADDRESS2) <= (uint16_t)0x00FF) +/** @brief Generate a Non-Acknowledge I2C peripheral in Slave mode. + * @param __HANDLE__: specifies the I2C Handle. + * @retval None + */ +#define __HAL_I2C_GENERATE_NACK(__HANDLE__) (SET_BIT((__HANDLE__)->Instance->CR2, I2C_CR2_NACK)) /** * @} - */ + */ /* Include I2C HAL Extended module */ #include "stm32f3xx_hal_i2c_ex.h" @@ -471,27 +525,19 @@ /** @addtogroup I2C_Exported_Functions_Group1 Initialization and de-initialization functions * @{ */ - -/* Initialization/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 *****************************************************/ - -/** @addtogroup Blocking_mode_Polling Blocking mode Polling - * @{ - */ - +/* 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); @@ -501,14 +547,6 @@ 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); -/** - * @} - */ - -/** @addtogroup Non_Blocking_mode_Interrupt Non Blocking mode Interrupt - * @{ - */ - /******* 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); @@ -517,13 +555,14 @@ 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_EnableListen_IT(I2C_HandleTypeDef *hi2c); +HAL_StatusTypeDef HAL_I2C_DisableListen_IT(I2C_HandleTypeDef *hi2c); +HAL_StatusTypeDef HAL_I2C_Master_Abort_IT(I2C_HandleTypeDef *hi2c, uint16_t DevAddress); -/** @addtogroup Non_Blocking_mode_DMA Non Blocking mode DMA - * @{ - */ /******* 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); @@ -533,36 +572,34 @@ 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 IRQ_Handler_and_Callbacks IRQ Handler and Callbacks +/** @addtogroup I2C_IRQ_Handler_and_Callbacks IRQ Handler and Callbacks * @{ - */ - /******* I2C IRQHandler and Callbacks used in non blocking modes (Interrupt and DMA) */ + */ +/******* 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 and Errors functions + */ + +/** @addtogroup I2C_Exported_Functions_Group3 Peripheral State, Mode and Error functions * @{ */ - -/* Peripheral State and Errors functions **************************************/ +/* Peripheral State, Mode and Error 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); /** @@ -572,7 +609,84 @@ /** * @} */ - + +/* 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 IS_I2C_TRANSFER_OPTIONS_REQUEST(REQUEST) (((REQUEST) == I2C_FIRST_FRAME) || \ + ((REQUEST) == I2C_NEXT_FRAME) || \ + ((REQUEST) == I2C_FIRST_AND_LAST_FRAME) || \ + ((REQUEST) == I2C_LAST_FRAME)) + +#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 I2C_GET_ADDR_MATCH(__HANDLE__) (((__HANDLE__)->Instance->ISR & I2C_ISR_ADDCODE) >> 16U) +#define I2C_GET_DIR(__HANDLE__) (((__HANDLE__)->Instance->ISR & I2C_ISR_DIR) >> 16U) +#define I2C_GET_STOP_MODE(__HANDLE__) ((__HANDLE__)->Instance->CR2 & I2C_CR2_AUTOEND) +#define I2C_GET_OWN_ADDRESS1(__HANDLE__) ((__HANDLE__)->Instance->OAR1 & I2C_OAR1_OA1) +#define I2C_GET_OWN_ADDRESS2(__HANDLE__) ((__HANDLE__)->Instance->OAR2 & I2C_OAR2_OA2) + +#define IS_I2C_OWN_ADDRESS1(ADDRESS1) ((ADDRESS1) <= 0x000003FFU) +#define IS_I2C_OWN_ADDRESS2(ADDRESS2) ((ADDRESS2) <= (uint16_t)0x00FFU) + +#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)))) + +#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 stm32f3xx_hal_i2c.c file */ /** * @} */ @@ -580,7 +694,11 @@ /** * @} */ - + +/** + * @} + */ + #ifdef __cplusplus } #endif