ST STM32F31xx

UM1581
Inter-integrated circuit interface (I2C)
DocID023800 Rev 1
271/584
 I2C_IT_ALERT : SMBus Alert
Return values
 The new state of I2C_IT (SET or RESET).
Notes
 None.
13.3 I2C Firmware driver defines
13.3.1 I2C
I2C
I2C_acknowledged_address
 #define: I2C_AcknowledgedAddress_7bit ((uint32_t)0x00000000)
 #define: I2C_AcknowledgedAddress_10bit I2C_OAR1_OA1MODE
I2C_acknowledgement
 #define: I2C_Ack_Enable ((uint32_t)0x00000000)
 #define: I2C_Ack_Disable I2C_CR2_NACK
I2C_Analog_Filter
 #define: I2C_AnalogFilter_Enable ((uint32_t)0x00000000)
 #define: I2C_AnalogFilter_Disable I2C_CR1_ANFOFF
I2C_DMA_transfer_requests
 #define: I2C_DMAReq_Tx I2C_CR1_TXDMAEN
 #define: I2C_DMAReq_Rx I2C_CR1_RXDMAEN