| /** |
| ****************************************************************************** |
| * @file stm32f4xx_hal_smbus.h |
| * @author MCD Application Team |
| * @brief Header file of SMBUS HAL module. |
| ****************************************************************************** |
| * @attention |
| * |
| * Copyright (c) 2016 STMicroelectronics. |
| * All rights reserved. |
| * |
| * This software is licensed under terms that can be found in the LICENSE file |
| * in the root directory of this software component. |
| * If no LICENSE file comes with this software, it is provided AS-IS. |
| * |
| ****************************************************************************** |
| */ |
| |
| /* Define to prevent recursive inclusion -------------------------------------*/ |
| #ifndef __STM32F4xx_HAL_SMBUS_H |
| #define __STM32F4xx_HAL_SMBUS_H |
| |
| #ifdef __cplusplus |
| extern "C" { |
| #endif |
| |
| /* Includes ------------------------------------------------------------------*/ |
| #include "stm32f4xx_hal_def.h" |
| |
| /** @addtogroup STM32F4xx_HAL_Driver |
| * @{ |
| */ |
| |
| /** @addtogroup SMBUS |
| * @{ |
| */ |
| |
| /* Exported types ------------------------------------------------------------*/ |
| /** @defgroup SMBUS_Exported_Types SMBUS Exported Types |
| * @{ |
| */ |
| |
| /** |
| * @brief SMBUS Configuration Structure definition |
| */ |
| typedef struct |
| { |
| uint32_t ClockSpeed; /*!< Specifies the clock frequency. |
| This parameter must be set to a value lower than 100kHz */ |
| |
| uint32_t AnalogFilter; /*!< Specifies if Analog Filter is enable or not. |
| This parameter can be a value of @ref SMBUS_Analog_Filter */ |
| |
| 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 SMBUS_addressing_mode */ |
| |
| uint32_t DualAddressMode; /*!< Specifies if dual addressing mode is selected. |
| This parameter can be a value of @ref SMBUS_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 SMBUS_general_call_addressing_mode */ |
| |
| uint32_t NoStretchMode; /*!< Specifies if nostretch mode is selected. |
| This parameter can be a value of @ref SMBUS_nostretch_mode */ |
| |
| uint32_t PacketErrorCheckMode; /*!< Specifies if Packet Error Check mode is selected. |
| This parameter can be a value of @ref SMBUS_packet_error_check_mode */ |
| |
| uint32_t PeripheralMode; /*!< Specifies which mode of Periphal is selected. |
| This parameter can be a value of @ref SMBUS_peripheral_mode */ |
| |
| } SMBUS_InitTypeDef; |
| |
| /** |
| * @brief HAL State structure definition |
| * @note HAL SMBUS 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 initialisation status |
| * 0 : Reset (IP not initialized) |
| * 1 : Init done (IP initialized and ready to use. HAL SMBUS 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_SMBUS_STATE_RESET = 0x00U, /*!< Peripheral is not yet Initialized */ |
| HAL_SMBUS_STATE_READY = 0x20U, /*!< Peripheral Initialized and ready for use */ |
| HAL_SMBUS_STATE_BUSY = 0x24U, /*!< An internal process is ongoing */ |
| HAL_SMBUS_STATE_BUSY_TX = 0x21U, /*!< Data Transmission process is ongoing */ |
| HAL_SMBUS_STATE_BUSY_RX = 0x22U, /*!< Data Reception process is ongoing */ |
| HAL_SMBUS_STATE_LISTEN = 0x28U, /*!< Address Listen Mode is ongoing */ |
| HAL_SMBUS_STATE_BUSY_TX_LISTEN = 0x29U, /*!< Address Listen Mode and Data Transmission |
| process is ongoing */ |
| HAL_SMBUS_STATE_BUSY_RX_LISTEN = 0x2AU, /*!< Address Listen Mode and Data Reception |
| process is ongoing */ |
| HAL_SMBUS_STATE_ABORT = 0x60U, /*!< Abort user request ongoing */ |
| HAL_SMBUS_STATE_TIMEOUT = 0xA0U, /*!< Timeout state */ |
| HAL_SMBUS_STATE_ERROR = 0xE0U /*!< Error */ |
| } HAL_SMBUS_StateTypeDef; |
| |
| /** |
| * @brief HAL Mode structure definition |
| * @note HAL SMBUS Mode value coding follow below described bitmap : |
| * b7 (not used) |
| * x : Should be set to 0 |
| * b6 (not used) |
| * x : Should be set to 0 |
| * b5 |
| * 0 : None |
| * 1 : Slave (HAL SMBUS communication is in Slave/Device Mode) |
| * b4 |
| * 0 : None |
| * 1 : Master (HAL SMBUS communication is in Master/Host Mode) |
| * b3-b2-b1-b0 (not used) |
| * xxxx : Should be set to 0000 |
| */ |
| typedef enum |
| { |
| HAL_SMBUS_MODE_NONE = 0x00U, /*!< No SMBUS communication on going */ |
| HAL_SMBUS_MODE_MASTER = 0x10U, /*!< SMBUS communication is in Master Mode */ |
| HAL_SMBUS_MODE_SLAVE = 0x20U, /*!< SMBUS communication is in Slave Mode */ |
| |
| } HAL_SMBUS_ModeTypeDef; |
| |
| /** |
| * @brief SMBUS handle Structure definition |
| */ |
| typedef struct __SMBUS_HandleTypeDef |
| { |
| I2C_TypeDef *Instance; /*!< SMBUS registers base address */ |
| |
| SMBUS_InitTypeDef Init; /*!< SMBUS communication parameters */ |
| |
| uint8_t *pBuffPtr; /*!< Pointer to SMBUS transfer buffer */ |
| |
| uint16_t XferSize; /*!< SMBUS transfer size */ |
| |
| __IO uint16_t XferCount; /*!< SMBUS transfer counter */ |
| |
| __IO uint32_t XferOptions; /*!< SMBUS transfer options this parameter can |
| be a value of @ref SMBUS_XferOptions_definition */ |
| |
| __IO uint32_t PreviousState; /*!< SMBUS communication Previous state and mode |
| context for internal usage */ |
| |
| HAL_LockTypeDef Lock; /*!< SMBUS locking object */ |
| |
| __IO HAL_SMBUS_StateTypeDef State; /*!< SMBUS communication state */ |
| |
| __IO HAL_SMBUS_ModeTypeDef Mode; /*!< SMBUS communication mode */ |
| |
| __IO uint32_t ErrorCode; /*!< SMBUS Error code */ |
| |
| __IO uint32_t Devaddress; /*!< SMBUS Target device address */ |
| |
| __IO uint32_t EventCount; /*!< SMBUS Event counter */ |
| |
| uint8_t XferPEC; /*!< SMBUS PEC data in reception mode */ |
| |
| #if (USE_HAL_SMBUS_REGISTER_CALLBACKS == 1) |
| void (* MasterTxCpltCallback)(struct __SMBUS_HandleTypeDef *hsmbus); /*!< SMBUS Master Tx Transfer completed callback */ |
| void (* MasterRxCpltCallback)(struct __SMBUS_HandleTypeDef *hsmbus); /*!< SMBUS Master Rx Transfer completed callback */ |
| void (* SlaveTxCpltCallback)(struct __SMBUS_HandleTypeDef *hsmbus); /*!< SMBUS Slave Tx Transfer completed callback */ |
| void (* SlaveRxCpltCallback)(struct __SMBUS_HandleTypeDef *hsmbus); /*!< SMBUS Slave Rx Transfer completed callback */ |
| void (* ListenCpltCallback)(struct __SMBUS_HandleTypeDef *hsmbus); /*!< SMBUS Listen Complete callback */ |
| void (* MemTxCpltCallback)(struct __SMBUS_HandleTypeDef *hsmbus); /*!< SMBUS Memory Tx Transfer completed callback */ |
| void (* MemRxCpltCallback)(struct __SMBUS_HandleTypeDef *hsmbus); /*!< SMBUS Memory Rx Transfer completed callback */ |
| void (* ErrorCallback)(struct __SMBUS_HandleTypeDef *hsmbus); /*!< SMBUS Error callback */ |
| void (* AbortCpltCallback)(struct __SMBUS_HandleTypeDef *hsmbus); /*!< SMBUS Abort callback */ |
| void (* AddrCallback)(struct __SMBUS_HandleTypeDef *hsmbus, uint8_t TransferDirection, uint16_t AddrMatchCode); /*!< SMBUS Slave Address Match callback */ |
| void (* MspInitCallback)(struct __SMBUS_HandleTypeDef *hsmbus); /*!< SMBUS Msp Init callback */ |
| void (* MspDeInitCallback)(struct __SMBUS_HandleTypeDef *hsmbus); /*!< SMBUS Msp DeInit callback */ |
| |
| #endif /* USE_HAL_SMBUS_REGISTER_CALLBACKS */ |
| } SMBUS_HandleTypeDef; |
| |
| #if (USE_HAL_SMBUS_REGISTER_CALLBACKS == 1) |
| /** |
| * @brief HAL SMBUS Callback ID enumeration definition |
| */ |
| typedef enum |
| { |
| HAL_SMBUS_MASTER_TX_COMPLETE_CB_ID = 0x00U, /*!< SMBUS Master Tx Transfer completed callback ID */ |
| HAL_SMBUS_MASTER_RX_COMPLETE_CB_ID = 0x01U, /*!< SMBUS Master Rx Transfer completed callback ID */ |
| HAL_SMBUS_SLAVE_TX_COMPLETE_CB_ID = 0x02U, /*!< SMBUS Slave Tx Transfer completed callback ID */ |
| HAL_SMBUS_SLAVE_RX_COMPLETE_CB_ID = 0x03U, /*!< SMBUS Slave Rx Transfer completed callback ID */ |
| HAL_SMBUS_LISTEN_COMPLETE_CB_ID = 0x04U, /*!< SMBUS Listen Complete callback ID */ |
| HAL_SMBUS_ERROR_CB_ID = 0x07U, /*!< SMBUS Error callback ID */ |
| HAL_SMBUS_ABORT_CB_ID = 0x08U, /*!< SMBUS Abort callback ID */ |
| HAL_SMBUS_MSPINIT_CB_ID = 0x09U, /*!< SMBUS Msp Init callback ID */ |
| HAL_SMBUS_MSPDEINIT_CB_ID = 0x0AU /*!< SMBUS Msp DeInit callback ID */ |
| |
| } HAL_SMBUS_CallbackIDTypeDef; |
| |
| /** |
| * @brief HAL SMBUS Callback pointer definition |
| */ |
| typedef void (*pSMBUS_CallbackTypeDef)(SMBUS_HandleTypeDef *hsmbus); /*!< pointer to an I2C callback function */ |
| typedef void (*pSMBUS_AddrCallbackTypeDef)(SMBUS_HandleTypeDef *hsmbus, uint8_t TransferDirection, uint16_t AddrMatchCode); /*!< pointer to an I2C Address Match callback function */ |
| |
| #endif /* USE_HAL_SMBUS_REGISTER_CALLBACKS */ |
| |
| /** |
| * @} |
| */ |
| |
| /* Exported constants --------------------------------------------------------*/ |
| /** @defgroup SMBUS_Exported_Constants SMBUS Exported Constants |
| * @{ |
| */ |
| |
| /** @defgroup SMBUS_Error_Code_definition SMBUS Error Code |
| * @brief SMBUS Error Code |
| * @{ |
| */ |
| #define HAL_SMBUS_ERROR_NONE 0x00000000U /*!< No error */ |
| #define HAL_SMBUS_ERROR_BERR 0x00000001U /*!< BERR error */ |
| #define HAL_SMBUS_ERROR_ARLO 0x00000002U /*!< ARLO error */ |
| #define HAL_SMBUS_ERROR_AF 0x00000004U /*!< AF error */ |
| #define HAL_SMBUS_ERROR_OVR 0x00000008U /*!< OVR error */ |
| #define HAL_SMBUS_ERROR_TIMEOUT 0x00000010U /*!< Timeout Error */ |
| #define HAL_SMBUS_ERROR_ALERT 0x00000020U /*!< Alert error */ |
| #define HAL_SMBUS_ERROR_PECERR 0x00000040U /*!< PEC error */ |
| #if (USE_HAL_SMBUS_REGISTER_CALLBACKS == 1) |
| #define HAL_SMBUS_ERROR_INVALID_CALLBACK 0x00000080U /*!< Invalid Callback error */ |
| #endif /* USE_HAL_SMBUS_REGISTER_CALLBACKS */ |
| |
| /** |
| * @} |
| */ |
| |
| /** @defgroup SMBUS_Analog_Filter SMBUS Analog Filter |
| * @{ |
| */ |
| #define SMBUS_ANALOGFILTER_ENABLE 0x00000000U |
| #define SMBUS_ANALOGFILTER_DISABLE I2C_FLTR_ANOFF |
| /** |
| * @} |
| */ |
| |
| /** @defgroup SMBUS_addressing_mode SMBUS addressing mode |
| * @{ |
| */ |
| #define SMBUS_ADDRESSINGMODE_7BIT 0x00004000U |
| #define SMBUS_ADDRESSINGMODE_10BIT (I2C_OAR1_ADDMODE | 0x00004000U) |
| /** |
| * @} |
| */ |
| |
| /** @defgroup SMBUS_dual_addressing_mode SMBUS dual addressing mode |
| * @{ |
| */ |
| #define SMBUS_DUALADDRESS_DISABLE 0x00000000U |
| #define SMBUS_DUALADDRESS_ENABLE I2C_OAR2_ENDUAL |
| /** |
| * @} |
| */ |
| |
| /** @defgroup SMBUS_general_call_addressing_mode SMBUS general call addressing mode |
| * @{ |
| */ |
| #define SMBUS_GENERALCALL_DISABLE 0x00000000U |
| #define SMBUS_GENERALCALL_ENABLE I2C_CR1_ENGC |
| /** |
| * @} |
| */ |
| |
| /** @defgroup SMBUS_nostretch_mode SMBUS nostretch mode |
| * @{ |
| */ |
| #define SMBUS_NOSTRETCH_DISABLE 0x00000000U |
| #define SMBUS_NOSTRETCH_ENABLE I2C_CR1_NOSTRETCH |
| /** |
| * @} |
| */ |
| |
| /** @defgroup SMBUS_packet_error_check_mode SMBUS packet error check mode |
| * @{ |
| */ |
| #define SMBUS_PEC_DISABLE 0x00000000U |
| #define SMBUS_PEC_ENABLE I2C_CR1_ENPEC |
| /** |
| * @} |
| */ |
| |
| /** @defgroup SMBUS_peripheral_mode SMBUS peripheral mode |
| * @{ |
| */ |
| #define SMBUS_PERIPHERAL_MODE_SMBUS_HOST (uint32_t)(I2C_CR1_SMBUS | I2C_CR1_SMBTYPE | I2C_CR1_ENARP) |
| #define SMBUS_PERIPHERAL_MODE_SMBUS_SLAVE I2C_CR1_SMBUS |
| #define SMBUS_PERIPHERAL_MODE_SMBUS_SLAVE_ARP (uint32_t)(I2C_CR1_SMBUS | I2C_CR1_ENARP) |
| /** |
| * @} |
| */ |
| |
| /** @defgroup SMBUS_XferDirection_definition SMBUS XferDirection definition |
| * @{ |
| */ |
| #define SMBUS_DIRECTION_RECEIVE 0x00000000U |
| #define SMBUS_DIRECTION_TRANSMIT 0x00000001U |
| /** |
| * @} |
| */ |
| |
| /** @defgroup SMBUS_XferOptions_definition SMBUS XferOptions definition |
| * @{ |
| */ |
| #define SMBUS_FIRST_FRAME 0x00000001U |
| #define SMBUS_NEXT_FRAME 0x00000002U |
| #define SMBUS_FIRST_AND_LAST_FRAME_NO_PEC 0x00000003U |
| #define SMBUS_LAST_FRAME_NO_PEC 0x00000004U |
| #define SMBUS_FIRST_AND_LAST_FRAME_WITH_PEC 0x00000005U |
| #define SMBUS_LAST_FRAME_WITH_PEC 0x00000006U |
| /** |
| * @} |
| */ |
| |
| /** @defgroup SMBUS_Interrupt_configuration_definition SMBUS Interrupt configuration definition |
| * @{ |
| */ |
| #define SMBUS_IT_BUF I2C_CR2_ITBUFEN |
| #define SMBUS_IT_EVT I2C_CR2_ITEVTEN |
| #define SMBUS_IT_ERR I2C_CR2_ITERREN |
| /** |
| * @} |
| */ |
| |
| /** @defgroup SMBUS_Flag_definition SMBUS Flag definition |
| * @{ |
| */ |
| #define SMBUS_FLAG_SMBALERT 0x00018000U |
| #define SMBUS_FLAG_TIMEOUT 0x00014000U |
| #define SMBUS_FLAG_PECERR 0x00011000U |
| #define SMBUS_FLAG_OVR 0x00010800U |
| #define SMBUS_FLAG_AF 0x00010400U |
| #define SMBUS_FLAG_ARLO 0x00010200U |
| #define SMBUS_FLAG_BERR 0x00010100U |
| #define SMBUS_FLAG_TXE 0x00010080U |
| #define SMBUS_FLAG_RXNE 0x00010040U |
| #define SMBUS_FLAG_STOPF 0x00010010U |
| #define SMBUS_FLAG_ADD10 0x00010008U |
| #define SMBUS_FLAG_BTF 0x00010004U |
| #define SMBUS_FLAG_ADDR 0x00010002U |
| #define SMBUS_FLAG_SB 0x00010001U |
| #define SMBUS_FLAG_DUALF 0x00100080U |
| #define SMBUS_FLAG_SMBHOST 0x00100040U |
| #define SMBUS_FLAG_SMBDEFAULT 0x00100020U |
| #define SMBUS_FLAG_GENCALL 0x00100010U |
| #define SMBUS_FLAG_TRA 0x00100004U |
| #define SMBUS_FLAG_BUSY 0x00100002U |
| #define SMBUS_FLAG_MSL 0x00100001U |
| /** |
| * @} |
| */ |
| |
| /** |
| * @} |
| */ |
| |
| /* Exported macro ------------------------------------------------------------*/ |
| /** @defgroup SMBUS_Exported_Macros SMBUS Exported Macros |
| * @{ |
| */ |
| |
| /** @brief Reset SMBUS handle state |
| * @param __HANDLE__ specifies the SMBUS Handle. |
| * This parameter can be SMBUS where x: 1, 2, or 3 to select the SMBUS peripheral. |
| * @retval None |
| */ |
| #if (USE_HAL_SMBUS_REGISTER_CALLBACKS == 1) |
| #define __HAL_SMBUS_RESET_HANDLE_STATE(__HANDLE__) do{ \ |
| (__HANDLE__)->State = HAL_SMBUS_STATE_RESET; \ |
| (__HANDLE__)->MspInitCallback = NULL; \ |
| (__HANDLE__)->MspDeInitCallback = NULL; \ |
| } while(0) |
| #else |
| #define __HAL_SMBUS_RESET_HANDLE_STATE(__HANDLE__) ((__HANDLE__)->State = HAL_SMBUS_STATE_RESET) |
| #endif |
| |
| /** @brief Enable or disable the specified SMBUS interrupts. |
| * @param __HANDLE__ specifies the SMBUS Handle. |
| * This parameter can be SMBUS where x: 1, 2, or 3 to select the SMBUS peripheral. |
| * @param __INTERRUPT__ specifies the interrupt source to enable or disable. |
| * This parameter can be one of the following values: |
| * @arg SMBUS_IT_BUF: Buffer interrupt enable |
| * @arg SMBUS_IT_EVT: Event interrupt enable |
| * @arg SMBUS_IT_ERR: Error interrupt enable |
| * @retval None |
| */ |
| #define __HAL_SMBUS_ENABLE_IT(__HANDLE__, __INTERRUPT__) ((__HANDLE__)->Instance->CR2 |= (__INTERRUPT__)) |
| #define __HAL_SMBUS_DISABLE_IT(__HANDLE__, __INTERRUPT__) ((__HANDLE__)->Instance->CR2 &= (~(__INTERRUPT__))) |
| |
| /** @brief Checks if the specified SMBUS interrupt source is enabled or disabled. |
| * @param __HANDLE__ specifies the SMBUS Handle. |
| * This parameter can be SMBUS where x: 1, 2, or 3 to select the SMBUS peripheral. |
| * @param __INTERRUPT__ specifies the SMBUS interrupt source to check. |
| * This parameter can be one of the following values: |
| * @arg SMBUS_IT_BUF: Buffer interrupt enable |
| * @arg SMBUS_IT_EVT: Event interrupt enable |
| * @arg SMBUS_IT_ERR: Error interrupt enable |
| * @retval The new state of __INTERRUPT__ (TRUE or FALSE). |
| */ |
| #define __HAL_SMBUS_GET_IT_SOURCE(__HANDLE__, __INTERRUPT__) ((((__HANDLE__)->Instance->CR2 & (__INTERRUPT__)) == (__INTERRUPT__)) ? SET : RESET) |
| |
| /** @brief Checks whether the specified SMBUS flag is set or not. |
| * @param __HANDLE__ specifies the SMBUS Handle. |
| * This parameter can be SMBUS where x: 1, 2, or 3 to select the SMBUS peripheral. |
| * @param __FLAG__ specifies the flag to check. |
| * This parameter can be one of the following values: |
| * @arg SMBUS_FLAG_SMBALERT: SMBus Alert flag |
| * @arg SMBUS_FLAG_TIMEOUT: Timeout or Tlow error flag |
| * @arg SMBUS_FLAG_PECERR: PEC error in reception flag |
| * @arg SMBUS_FLAG_OVR: Overrun/Underrun flag |
| * @arg SMBUS_FLAG_AF: Acknowledge failure flag |
| * @arg SMBUS_FLAG_ARLO: Arbitration lost flag |
| * @arg SMBUS_FLAG_BERR: Bus error flag |
| * @arg SMBUS_FLAG_TXE: Data register empty flag |
| * @arg SMBUS_FLAG_RXNE: Data register not empty flag |
| * @arg SMBUS_FLAG_STOPF: Stop detection flag |
| * @arg SMBUS_FLAG_ADD10: 10-bit header sent flag |
| * @arg SMBUS_FLAG_BTF: Byte transfer finished flag |
| * @arg SMBUS_FLAG_ADDR: Address sent flag |
| * Address matched flag |
| * @arg SMBUS_FLAG_SB: Start bit flag |
| * @arg SMBUS_FLAG_DUALF: Dual flag |
| * @arg SMBUS_FLAG_SMBHOST: SMBus host header |
| * @arg SMBUS_FLAG_SMBDEFAULT: SMBus default header |
| * @arg SMBUS_FLAG_GENCALL: General call header flag |
| * @arg SMBUS_FLAG_TRA: Transmitter/Receiver flag |
| * @arg SMBUS_FLAG_BUSY: Bus busy flag |
| * @arg SMBUS_FLAG_MSL: Master/Slave flag |
| * @retval The new state of __FLAG__ (TRUE or FALSE). |
| */ |
| #define __HAL_SMBUS_GET_FLAG(__HANDLE__, __FLAG__) ((((uint8_t)((__FLAG__) >> 16U)) == 0x01U)?((((__HANDLE__)->Instance->SR1) & ((__FLAG__) & SMBUS_FLAG_MASK)) == ((__FLAG__) & SMBUS_FLAG_MASK)): \ |
| ((((__HANDLE__)->Instance->SR2) & ((__FLAG__) & SMBUS_FLAG_MASK)) == ((__FLAG__) & SMBUS_FLAG_MASK))) |
| |
| /** @brief Clears the SMBUS pending flags which are cleared by writing 0 in a specific bit. |
| * @param __HANDLE__ specifies the SMBUS Handle. |
| * This parameter can be SMBUS where x: 1, 2, or 3 to select the SMBUS peripheral. |
| * @param __FLAG__ specifies the flag to clear. |
| * This parameter can be any combination of the following values: |
| * @arg SMBUS_FLAG_SMBALERT: SMBus Alert flag |
| * @arg SMBUS_FLAG_TIMEOUT: Timeout or Tlow error flag |
| * @arg SMBUS_FLAG_PECERR: PEC error in reception flag |
| * @arg SMBUS_FLAG_OVR: Overrun/Underrun flag (Slave mode) |
| * @arg SMBUS_FLAG_AF: Acknowledge failure flag |
| * @arg SMBUS_FLAG_ARLO: Arbitration lost flag (Master mode) |
| * @arg SMBUS_FLAG_BERR: Bus error flag |
| * @retval None |
| */ |
| #define __HAL_SMBUS_CLEAR_FLAG(__HANDLE__, __FLAG__) ((__HANDLE__)->Instance->SR1 = ~((__FLAG__) & SMBUS_FLAG_MASK)) |
| |
| /** @brief Clears the SMBUS ADDR pending flag. |
| * @param __HANDLE__ specifies the SMBUS Handle. |
| * This parameter can be SMBUS where x: 1, 2, or 3 to select the SMBUS peripheral. |
| * @retval None |
| */ |
| #define __HAL_SMBUS_CLEAR_ADDRFLAG(__HANDLE__) \ |
| do{ \ |
| __IO uint32_t tmpreg = 0x00U; \ |
| tmpreg = (__HANDLE__)->Instance->SR1; \ |
| tmpreg = (__HANDLE__)->Instance->SR2; \ |
| UNUSED(tmpreg); \ |
| } while(0) |
| |
| /** @brief Clears the SMBUS STOPF pending flag. |
| * @param __HANDLE__ specifies the SMBUS Handle. |
| * This parameter can be SMBUS where x: 1, 2, or 3 to select the SMBUS peripheral. |
| * @retval None |
| */ |
| #define __HAL_SMBUS_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 SMBUS peripheral. |
| * @param __HANDLE__ specifies the SMBUS Handle. |
| * This parameter can be SMBUSx where x: 1 or 2 to select the SMBUS peripheral. |
| * @retval None |
| */ |
| #define __HAL_SMBUS_ENABLE(__HANDLE__) ((__HANDLE__)->Instance->CR1 |= I2C_CR1_PE) |
| |
| /** @brief Disable the SMBUS peripheral. |
| * @param __HANDLE__ specifies the SMBUS Handle. |
| * This parameter can be SMBUSx where x: 1 or 2 to select the SMBUS peripheral. |
| * @retval None |
| */ |
| #define __HAL_SMBUS_DISABLE(__HANDLE__) ((__HANDLE__)->Instance->CR1 &= ~I2C_CR1_PE) |
| |
| /** @brief Generate a Non-Acknowledge SMBUS peripheral in Slave mode. |
| * @param __HANDLE__ specifies the SMBUS Handle. |
| * @retval None |
| */ |
| #define __HAL_SMBUS_GENERATE_NACK(__HANDLE__) (CLEAR_BIT((__HANDLE__)->Instance->CR1, I2C_CR1_ACK)) |
| |
| /** |
| * @} |
| */ |
| |
| /* Exported functions --------------------------------------------------------*/ |
| /** @addtogroup SMBUS_Exported_Functions |
| * @{ |
| */ |
| |
| /** @addtogroup SMBUS_Exported_Functions_Group1 Initialization and de-initialization functions |
| * @{ |
| */ |
| |
| /* Initialization/de-initialization functions **********************************/ |
| HAL_StatusTypeDef HAL_SMBUS_Init(SMBUS_HandleTypeDef *hsmbus); |
| HAL_StatusTypeDef HAL_SMBUS_DeInit(SMBUS_HandleTypeDef *hsmbus); |
| void HAL_SMBUS_MspInit(SMBUS_HandleTypeDef *hsmbus); |
| void HAL_SMBUS_MspDeInit(SMBUS_HandleTypeDef *hsmbus); |
| |
| /* Callbacks Register/UnRegister functions ************************************/ |
| #if (USE_HAL_SMBUS_REGISTER_CALLBACKS == 1) |
| HAL_StatusTypeDef HAL_SMBUS_RegisterCallback(SMBUS_HandleTypeDef *hsmbus, HAL_SMBUS_CallbackIDTypeDef CallbackID, pSMBUS_CallbackTypeDef pCallback); |
| HAL_StatusTypeDef HAL_SMBUS_UnRegisterCallback(SMBUS_HandleTypeDef *hsmbus, HAL_SMBUS_CallbackIDTypeDef CallbackID); |
| |
| HAL_StatusTypeDef HAL_SMBUS_RegisterAddrCallback(SMBUS_HandleTypeDef *hsmbus, pSMBUS_AddrCallbackTypeDef pCallback); |
| HAL_StatusTypeDef HAL_SMBUS_UnRegisterAddrCallback(SMBUS_HandleTypeDef *hsmbus); |
| #endif /* USE_HAL_SMBUS_REGISTER_CALLBACKS */ |
| |
| /** |
| * @} |
| */ |
| |
| /** @addtogroup SMBUS_Exported_Functions_Group2 Input and Output operation functions |
| * @{ |
| */ |
| |
| /* IO operation functions *****************************************************/ |
| /** @addtogroup Blocking_mode_Polling Blocking mode Polling |
| * @{ |
| */ |
| /******* Blocking mode: Polling */ |
| HAL_StatusTypeDef HAL_SMBUS_IsDeviceReady(SMBUS_HandleTypeDef *hsmbus, 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_SMBUS_Master_Transmit_IT(SMBUS_HandleTypeDef *hsmbus, uint16_t DevAddress, uint8_t *pData, uint16_t Size, uint32_t XferOptions); |
| HAL_StatusTypeDef HAL_SMBUS_Master_Receive_IT(SMBUS_HandleTypeDef *hsmbus, uint16_t DevAddress, uint8_t *pData, uint16_t Size, uint32_t XferOptions); |
| HAL_StatusTypeDef HAL_SMBUS_Master_Abort_IT(SMBUS_HandleTypeDef *hsmbus, uint16_t DevAddress); |
| HAL_StatusTypeDef HAL_SMBUS_Slave_Transmit_IT(SMBUS_HandleTypeDef *hsmbus, uint8_t *pData, uint16_t Size, uint32_t XferOptions); |
| HAL_StatusTypeDef HAL_SMBUS_Slave_Receive_IT(SMBUS_HandleTypeDef *hsmbus, uint8_t *pData, uint16_t Size, uint32_t XferOptions); |
| |
| HAL_StatusTypeDef HAL_SMBUS_EnableAlert_IT(SMBUS_HandleTypeDef *hsmbus); |
| HAL_StatusTypeDef HAL_SMBUS_DisableAlert_IT(SMBUS_HandleTypeDef *hsmbus); |
| HAL_StatusTypeDef HAL_SMBUS_EnableListen_IT(SMBUS_HandleTypeDef *hsmbus); |
| HAL_StatusTypeDef HAL_SMBUS_DisableListen_IT(SMBUS_HandleTypeDef *hsmbus); |
| |
| /****** Filter Configuration functions */ |
| #if defined(I2C_FLTR_ANOFF)&&defined(I2C_FLTR_DNF) |
| HAL_StatusTypeDef HAL_SMBUS_ConfigAnalogFilter(SMBUS_HandleTypeDef *hsmbus, uint32_t AnalogFilter); |
| HAL_StatusTypeDef HAL_SMBUS_ConfigDigitalFilter(SMBUS_HandleTypeDef *hsmbus, uint32_t DigitalFilter); |
| #endif |
| /** |
| * @} |
| */ |
| |
| /** @addtogroup SMBUS_IRQ_Handler_and_Callbacks IRQ Handler and Callbacks |
| * @{ |
| */ |
| /******* SMBUS IRQHandler and Callbacks used in non blocking modes (Interrupt) */ |
| void HAL_SMBUS_EV_IRQHandler(SMBUS_HandleTypeDef *hsmbus); |
| void HAL_SMBUS_ER_IRQHandler(SMBUS_HandleTypeDef *hsmbus); |
| void HAL_SMBUS_MasterTxCpltCallback(SMBUS_HandleTypeDef *hsmbus); |
| void HAL_SMBUS_MasterRxCpltCallback(SMBUS_HandleTypeDef *hsmbus); |
| void HAL_SMBUS_SlaveTxCpltCallback(SMBUS_HandleTypeDef *hsmbus); |
| void HAL_SMBUS_SlaveRxCpltCallback(SMBUS_HandleTypeDef *hsmbus); |
| void HAL_SMBUS_AddrCallback(SMBUS_HandleTypeDef *hsmbus, uint8_t TransferDirection, uint16_t AddrMatchCode); |
| void HAL_SMBUS_ListenCpltCallback(SMBUS_HandleTypeDef *hsmbus); |
| void HAL_SMBUS_ErrorCallback(SMBUS_HandleTypeDef *hsmbus); |
| void HAL_SMBUS_AbortCpltCallback(SMBUS_HandleTypeDef *hsmbus); |
| |
| /** |
| * @} |
| */ |
| |
| /** |
| * @} |
| */ |
| |
| /** @addtogroup SMBUS_Exported_Functions_Group3 Peripheral State, Mode and Error functions |
| * @{ |
| */ |
| |
| /* Peripheral State, mode and Errors functions **************************************************/ |
| HAL_SMBUS_StateTypeDef HAL_SMBUS_GetState(SMBUS_HandleTypeDef *hsmbus); |
| HAL_SMBUS_ModeTypeDef HAL_SMBUS_GetMode(SMBUS_HandleTypeDef *hsmbus); |
| uint32_t HAL_SMBUS_GetError(SMBUS_HandleTypeDef *hsmbus); |
| |
| /** |
| * @} |
| */ |
| |
| /** |
| * @} |
| */ |
| /* Private types -------------------------------------------------------------*/ |
| /* Private variables ---------------------------------------------------------*/ |
| /* Private constants ---------------------------------------------------------*/ |
| /** @defgroup SMBUS_Private_Constants SMBUS Private Constants |
| * @{ |
| */ |
| #define SMBUS_FLAG_MASK 0x0000FFFFU |
| /** |
| * @} |
| */ |
| |
| /* Private macros ------------------------------------------------------------*/ |
| /** @defgroup SMBUS_Private_Macros SMBUS Private Macros |
| * @{ |
| */ |
| |
| #define SMBUS_FREQRANGE(__PCLK__) ((__PCLK__)/1000000U) |
| |
| #define SMBUS_RISE_TIME(__FREQRANGE__) ( ((__FREQRANGE__) + 1U)) |
| |
| #define SMBUS_SPEED_STANDARD(__PCLK__, __SPEED__) (((((__PCLK__)/((__SPEED__) << 1U)) & I2C_CCR_CCR) < 4U)? 4U:((__PCLK__) / ((__SPEED__) << 1U))) |
| |
| #define SMBUS_7BIT_ADD_WRITE(__ADDRESS__) ((uint8_t)((__ADDRESS__) & (~I2C_OAR1_ADD0))) |
| |
| #define SMBUS_7BIT_ADD_READ(__ADDRESS__) ((uint8_t)((__ADDRESS__) | I2C_OAR1_ADD0)) |
| |
| #define SMBUS_10BIT_ADDRESS(__ADDRESS__) ((uint8_t)((uint16_t)((__ADDRESS__) & (uint16_t)0x00FF))) |
| |
| #define SMBUS_10BIT_HEADER_WRITE(__ADDRESS__) ((uint8_t)((uint16_t)((uint16_t)(((uint16_t)((__ADDRESS__) & (uint16_t)0x0300)) >> 7) | (uint16_t)0x00F0))) |
| |
| #define SMBUS_10BIT_HEADER_READ(__ADDRESS__) ((uint8_t)((uint16_t)((uint16_t)(((uint16_t)((__ADDRESS__) & (uint16_t)0x0300)) >> 7) | (uint16_t)(0x00F1)))) |
| |
| #define SMBUS_GET_PEC_MODE(__HANDLE__) ((__HANDLE__)->Instance->CR1 & I2C_CR1_ENPEC) |
| |
| #define SMBUS_GET_PEC_VALUE(__HANDLE__) ((__HANDLE__)->XferPEC) |
| |
| #if defined(I2C_FLTR_ANOFF)&&defined(I2C_FLTR_DNF) |
| #define IS_SMBUS_ANALOG_FILTER(FILTER) (((FILTER) == SMBUS_ANALOGFILTER_ENABLE) || \ |
| ((FILTER) == SMBUS_ANALOGFILTER_DISABLE)) |
| #define IS_SMBUS_DIGITAL_FILTER(FILTER) ((FILTER) <= 0x0000000FU) |
| #endif |
| #define IS_SMBUS_ADDRESSING_MODE(ADDRESS) (((ADDRESS) == SMBUS_ADDRESSINGMODE_7BIT) || \ |
| ((ADDRESS) == SMBUS_ADDRESSINGMODE_10BIT)) |
| |
| #define IS_SMBUS_DUAL_ADDRESS(ADDRESS) (((ADDRESS) == SMBUS_DUALADDRESS_DISABLE) || \ |
| ((ADDRESS) == SMBUS_DUALADDRESS_ENABLE)) |
| |
| #define IS_SMBUS_GENERAL_CALL(CALL) (((CALL) == SMBUS_GENERALCALL_DISABLE) || \ |
| ((CALL) == SMBUS_GENERALCALL_ENABLE)) |
| |
| #define IS_SMBUS_NO_STRETCH(STRETCH) (((STRETCH) == SMBUS_NOSTRETCH_DISABLE) || \ |
| ((STRETCH) == SMBUS_NOSTRETCH_ENABLE)) |
| |
| #define IS_SMBUS_PEC(PEC) (((PEC) == SMBUS_PEC_DISABLE) || \ |
| ((PEC) == SMBUS_PEC_ENABLE)) |
| |
| #define IS_SMBUS_PERIPHERAL_MODE(MODE) (((MODE) == SMBUS_PERIPHERAL_MODE_SMBUS_HOST) || \ |
| ((MODE) == SMBUS_PERIPHERAL_MODE_SMBUS_SLAVE) || \ |
| ((MODE) == SMBUS_PERIPHERAL_MODE_SMBUS_SLAVE_ARP)) |
| |
| #define IS_SMBUS_CLOCK_SPEED(SPEED) (((SPEED) > 0U) && ((SPEED) <= 100000U)) |
| |
| #define IS_SMBUS_OWN_ADDRESS1(ADDRESS1) (((ADDRESS1) & 0xFFFFFC00U) == 0U) |
| |
| #define IS_SMBUS_OWN_ADDRESS2(ADDRESS2) (((ADDRESS2) & 0xFFFFFF01U) == 0U) |
| |
| #define IS_SMBUS_TRANSFER_OPTIONS_REQUEST(REQUEST) (((REQUEST) == SMBUS_FIRST_FRAME) || \ |
| ((REQUEST) == SMBUS_NEXT_FRAME) || \ |
| ((REQUEST) == SMBUS_FIRST_AND_LAST_FRAME_NO_PEC) || \ |
| ((REQUEST) == SMBUS_LAST_FRAME_NO_PEC) || \ |
| ((REQUEST) == SMBUS_FIRST_AND_LAST_FRAME_WITH_PEC) || \ |
| ((REQUEST) == SMBUS_LAST_FRAME_WITH_PEC)) |
| |
| /** |
| * @} |
| */ |
| |
| /* Private Functions ---------------------------------------------------------*/ |
| /** @defgroup SMBUS_Private_Functions SMBUS Private Functions |
| * @{ |
| */ |
| |
| /** |
| * @} |
| */ |
| |
| /** |
| * @} |
| */ |
| |
| /** |
| * @} |
| */ |
| |
| #ifdef __cplusplus |
| } |
| #endif |
| |
| |
| #endif /* __STM32F4xx_HAL_SMBUS_H */ |
| |
