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Diff: TARGET_NUCLEO_F091RC/stm32f0xx_hal_i2c.h
- Revision:
- 108:34e6b704fe68
- Parent:
- 93:e188a91d3eaa
--- a/TARGET_NUCLEO_F091RC/stm32f0xx_hal_i2c.h Wed Sep 16 15:32:31 2015 +0100 +++ b/TARGET_NUCLEO_F091RC/stm32f0xx_hal_i2c.h Fri Oct 02 07:35:07 2015 +0200 @@ -2,13 +2,13 @@ ****************************************************************************** * @file stm32f0xx_hal_i2c.h * @author MCD Application Team - * @version V1.2.0 - * @date 11-December-2014 + * @version V1.3.0 + * @date 26-June-2015 * @brief Header file of I2C HAL module. ****************************************************************************** * @attention * - * <h2><center>© COPYRIGHT(c) 2014 STMicroelectronics</center></h2> + * <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: @@ -81,11 +81,11 @@ 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 */ @@ -114,18 +114,32 @@ 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 */ @@ -146,8 +160,7 @@ __IO HAL_I2C_StateTypeDef State; /*!< I2C communication state */ - __IO uint32_t ErrorCode; /*!< I2C Error code - This parameter can be a value of @ref I2C_Error */ + __IO uint32_t ErrorCode; /*!< I2C Error code */ }I2C_HandleTypeDef; /** @@ -163,33 +176,11 @@ * @{ */ -/** @defgroup I2C_Error I2C Error - * @brief I2C Error - * @{ - */ - -#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) /*!< AF 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_addressing_mode I2C addressing mode * @{ */ #define I2C_ADDRESSINGMODE_7BIT ((uint32_t)0x00000001) #define I2C_ADDRESSINGMODE_10BIT ((uint32_t)0x00000002) - -#define IS_I2C_ADDRESSING_MODE(MODE) (((MODE) == I2C_ADDRESSINGMODE_7BIT) || \ - ((MODE) == I2C_ADDRESSINGMODE_10BIT)) /** * @} */ @@ -197,12 +188,8 @@ /** @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 ((uint32_t)0x00000000) +#define I2C_DUALADDRESS_ENABLE I2C_OAR2_OA2EN /** * @} */ @@ -210,7 +197,6 @@ /** @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) @@ -219,15 +205,6 @@ #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)) /** * @} */ @@ -235,11 +212,8 @@ /** @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 ((uint32_t)0x00000000) +#define I2C_GENERALCALL_ENABLE I2C_CR1_GCEN /** * @} */ @@ -247,11 +221,8 @@ /** @defgroup I2C_nostretch_mode I2C nostretch 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 ((uint32_t)0x00000000) +#define I2C_NOSTRETCH_ENABLE I2C_CR1_NOSTRETCH /** * @} */ @@ -261,9 +232,6 @@ */ #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)) /** * @} */ @@ -271,14 +239,9 @@ /** @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) - -#define IS_TRANSFER_MODE(MODE) (((MODE) == I2C_RELOAD_MODE) || \ - ((MODE) == I2C_AUTOEND_MODE) || \ - ((MODE) == I2C_SOFTEND_MODE)) /** * @} */ @@ -286,17 +249,10 @@ /** @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 - -#define IS_TRANSFER_REQUEST(REQUEST) (((REQUEST) == I2C_GENERATE_STOP) || \ - ((REQUEST) == I2C_GENERATE_START_READ) || \ - ((REQUEST) == I2C_GENERATE_START_WRITE) || \ - ((REQUEST) == I2C_NO_STARTSTOP)) - /** * @} */ @@ -323,7 +279,6 @@ /** @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 @@ -354,107 +309,117 @@ * @{ */ -/** @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) -/** @brief Enables or disables the specified I2C interrupts. +/** @brief Enable the specified I2C interrupt. * @param __HANDLE__: specifies the I2C Handle. - * This parameter can be I2Cx where x: 1 or 2 to select the I2C peripheral. - * @param __INTERRUPT__: specifies the interrupt source to enable or disable. + * @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_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 + * @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__)) -#define __HAL_I2C_DISABLE_IT(__HANDLE__, __INTERRUPT__) ((__HANDLE__)->Instance->CR1 &= (~(__INTERRUPT__))) - -/** @brief Checks if the specified I2C interrupt source is enabled or disabled. + +/** @brief Disable the specified I2C interrupt. * @param __HANDLE__: specifies the I2C Handle. - * This parameter can be I2Cx where x: 1 or 2 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 + * @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 + * @arg I2C_IT_RXI: RX interrupt enable + * @arg I2C_IT_TXI: TX interrupt enable * - * @retval The new state of __IT__ (TRUE or FALSE). + * @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 Checks whether the specified I2C flag is set or not. +/** @brief Check whether the specified I2C flag is set or not. * @param __HANDLE__: specifies the I2C Handle. - * This parameter can be I2Cx where x: 1 or 2 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) + * @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 __HAL_I2C_GET_FLAG(__HANDLE__, __FLAG__) ((((__HANDLE__)->Instance->ISR) & (__FLAG__)) == (__FLAG__)) +#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 Clears the I2C pending flags which are cleared by writing 1 in a specific bit. +/** @brief Clear 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 or 2 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_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_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 + * @arg 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__) ((__HANDLE__)->Instance->ICR = ((__FLAG__) & I2C_FLAG_MASK)) - -#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) /** * @} */ @@ -470,13 +435,11 @@ /** @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); - /** * @} */ @@ -484,9 +447,7 @@ /** @addtogroup I2C_Exported_Functions_Group2 Input and Output operation functions * @{ */ - -/* IO 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); @@ -511,7 +472,13 @@ 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); @@ -522,7 +489,6 @@ void HAL_I2C_MemTxCpltCallback(I2C_HandleTypeDef *hi2c); void HAL_I2C_MemRxCpltCallback(I2C_HandleTypeDef *hi2c); void HAL_I2C_ErrorCallback(I2C_HandleTypeDef *hi2c); - /** * @} */ @@ -530,8 +496,7 @@ /** @addtogroup I2C_Exported_Functions_Group3 Peripheral State and Errors functions * @{ */ - -/* 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); @@ -543,6 +508,76 @@ * @} */ +/* 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 */ +/** + * @} + */ + /** * @} */