STM32L486xx HAL User Manual
Defines
I2C Private Macros
I2C

Defines

#define IS_I2C_ADDRESSING_MODE(MODE)
#define IS_I2C_DUAL_ADDRESS(ADDRESS)
#define IS_I2C_OWN_ADDRESS2_MASK(MASK)
#define IS_I2C_GENERAL_CALL(CALL)
#define IS_I2C_NO_STRETCH(STRETCH)
#define IS_I2C_MEMADD_SIZE(SIZE)
#define IS_TRANSFER_MODE(MODE)
#define IS_TRANSFER_REQUEST(REQUEST)
#define IS_I2C_TRANSFER_OPTIONS_REQUEST(REQUEST)
#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__)

Define Documentation

#define I2C_GENERATE_START (   __ADDMODE__,
  __ADDRESS__ 
)
Value:
(((__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)))

Definition at line 753 of file stm32l4xx_hal_i2c.h.

Referenced by HAL_I2C_IsDeviceReady().

#define I2C_GET_ADDR_MATCH (   __HANDLE__)    (((__HANDLE__)->Instance->ISR & I2C_ISR_ADDCODE) >> 16U)

Definition at line 741 of file stm32l4xx_hal_i2c.h.

Referenced by I2C_ITAddrCplt().

#define I2C_GET_DIR (   __HANDLE__)    (((__HANDLE__)->Instance->ISR & I2C_ISR_DIR) >> 16U)

Definition at line 742 of file stm32l4xx_hal_i2c.h.

Referenced by HAL_I2C_Slave_Sequential_Receive_DMA(), HAL_I2C_Slave_Sequential_Receive_IT(), HAL_I2C_Slave_Sequential_Transmit_DMA(), HAL_I2C_Slave_Sequential_Transmit_IT(), and I2C_ITAddrCplt().

#define I2C_GET_OWN_ADDRESS1 (   __HANDLE__)    ((__HANDLE__)->Instance->OAR1 & I2C_OAR1_OA1)

Definition at line 744 of file stm32l4xx_hal_i2c.h.

Referenced by I2C_ITAddrCplt().

#define I2C_GET_OWN_ADDRESS2 (   __HANDLE__)    ((__HANDLE__)->Instance->OAR2 & I2C_OAR2_OA2)

Definition at line 745 of file stm32l4xx_hal_i2c.h.

Referenced by I2C_ITAddrCplt().

#define I2C_GET_STOP_MODE (   __HANDLE__)    ((__HANDLE__)->Instance->CR2 & I2C_CR2_AUTOEND)

Definition at line 743 of file stm32l4xx_hal_i2c.h.

Referenced by I2C_Master_ISR_DMA(), and I2C_Master_ISR_IT().

#define I2C_MEM_ADD_LSB (   __ADDRESS__)    ((uint8_t)((uint16_t)((__ADDRESS__) & (uint16_t)(0x00FFU))))

Definition at line 751 of file stm32l4xx_hal_i2c.h.

Referenced by I2C_RequestMemoryRead(), and I2C_RequestMemoryWrite().

#define I2C_MEM_ADD_MSB (   __ADDRESS__)    ((uint8_t)((uint16_t)(((uint16_t)((__ADDRESS__) & (uint16_t)(0xFF00U))) >> 8U)))

Definition at line 750 of file stm32l4xx_hal_i2c.h.

Referenced by I2C_RequestMemoryRead(), and I2C_RequestMemoryWrite().

#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)))

Definition at line 739 of file stm32l4xx_hal_i2c.h.

Referenced by HAL_I2C_Master_Receive(), HAL_I2C_Master_Transmit(), HAL_I2C_Mem_Read(), HAL_I2C_Mem_Write(), I2C_IsAcknowledgeFailed(), I2C_ITMasterCplt(), I2C_ITSlaveCplt(), and I2C_WaitOnRXNEFlagUntilTimeout().

#define IS_I2C_ADDRESSING_MODE (   MODE)
Value:
(((MODE) == I2C_ADDRESSINGMODE_7BIT) || \
                                         ((MODE) == I2C_ADDRESSINGMODE_10BIT))

Definition at line 699 of file stm32l4xx_hal_i2c.h.

Referenced by HAL_I2C_Init().

#define IS_I2C_DUAL_ADDRESS (   ADDRESS)
Value:
(((ADDRESS) == I2C_DUALADDRESS_DISABLE) || \
                                         ((ADDRESS) == I2C_DUALADDRESS_ENABLE))

Definition at line 702 of file stm32l4xx_hal_i2c.h.

Referenced by HAL_I2C_Init().

#define IS_I2C_GENERAL_CALL (   CALL)
Value:
(((CALL) == I2C_GENERALCALL_DISABLE) || \
                                         ((CALL) == I2C_GENERALCALL_ENABLE))

Definition at line 714 of file stm32l4xx_hal_i2c.h.

Referenced by HAL_I2C_Init().

#define IS_I2C_MEMADD_SIZE (   SIZE)
Value:
(((SIZE) == I2C_MEMADD_SIZE_8BIT) || \
                                         ((SIZE) == I2C_MEMADD_SIZE_16BIT))

Definition at line 720 of file stm32l4xx_hal_i2c.h.

Referenced by HAL_I2C_Mem_Read(), HAL_I2C_Mem_Read_DMA(), HAL_I2C_Mem_Read_IT(), HAL_I2C_Mem_Write(), HAL_I2C_Mem_Write_DMA(), and HAL_I2C_Mem_Write_IT().

#define IS_I2C_NO_STRETCH (   STRETCH)
Value:
(((STRETCH) == I2C_NOSTRETCH_DISABLE) || \
                                         ((STRETCH) == I2C_NOSTRETCH_ENABLE))

Definition at line 717 of file stm32l4xx_hal_i2c.h.

Referenced by HAL_I2C_Init().

#define IS_I2C_OWN_ADDRESS1 (   ADDRESS1)    ((ADDRESS1) <= 0x000003FFU)

Definition at line 747 of file stm32l4xx_hal_i2c.h.

Referenced by HAL_I2C_Init().

#define IS_I2C_OWN_ADDRESS2 (   ADDRESS2)    ((ADDRESS2) <= (uint16_t)0x00FFU)

Definition at line 748 of file stm32l4xx_hal_i2c.h.

Referenced by HAL_I2C_Init().

#define IS_I2C_OWN_ADDRESS2_MASK (   MASK)
Value:
(((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))

Definition at line 705 of file stm32l4xx_hal_i2c.h.

Referenced by HAL_I2C_Init().

#define IS_I2C_TRANSFER_OPTIONS_REQUEST (   REQUEST)
Value:
(((REQUEST) == I2C_FIRST_FRAME)          || \
                                                   ((REQUEST) == I2C_FIRST_AND_NEXT_FRAME) || \
                                                   ((REQUEST) == I2C_NEXT_FRAME)           || \
                                                   ((REQUEST) == I2C_FIRST_AND_LAST_FRAME) || \
                                                   ((REQUEST) == I2C_LAST_FRAME)           || \
                                                   ((REQUEST) == I2C_LAST_FRAME_NO_STOP))

Definition at line 732 of file stm32l4xx_hal_i2c.h.

Referenced by HAL_I2C_Master_Sequential_Receive_DMA(), HAL_I2C_Master_Sequential_Receive_IT(), HAL_I2C_Master_Sequential_Transmit_DMA(), HAL_I2C_Master_Sequential_Transmit_IT(), HAL_I2C_Slave_Sequential_Receive_DMA(), HAL_I2C_Slave_Sequential_Receive_IT(), HAL_I2C_Slave_Sequential_Transmit_DMA(), and HAL_I2C_Slave_Sequential_Transmit_IT().

#define IS_TRANSFER_MODE (   MODE)
Value:
(((MODE) == I2C_RELOAD_MODE)   || \
                                         ((MODE) == I2C_AUTOEND_MODE) || \
                                         ((MODE) == I2C_SOFTEND_MODE))

Definition at line 723 of file stm32l4xx_hal_i2c.h.

Referenced by I2C_TransferConfig().

#define IS_TRANSFER_REQUEST (   REQUEST)
Value:
(((REQUEST) == I2C_GENERATE_STOP)        || \
                                         ((REQUEST) == I2C_GENERATE_START_READ)  || \
                                         ((REQUEST) == I2C_GENERATE_START_WRITE) || \
                                         ((REQUEST) == I2C_NO_STARTSTOP))

Definition at line 727 of file stm32l4xx_hal_i2c.h.

Referenced by I2C_TransferConfig().

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