ST STM32F31xx

UM1581
Inter-integrated circuit interface (I2C)
DocID023800 Rev 1
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 Number_Bytes : specifies the number of bytes to be
programmed. This parameter must be a value between 0 and
255.
 ReloadEndMode : new state of the I2C START condition
generation. This parameter can be one of the following
values:
 I2C_Reload_Mode : Enable Reload mode .
 I2C_AutoEnd_Mode : Enable Automatic end mode.
 I2C_SoftEnd_Mode : Enable Software end mode.
 StartStopMode : new state of the I2C START condition
generation. This parameter can be one of the following
values:
 I2C_No_StartStop : Don't Generate stop and start
condition.
 I2C_Generate_Stop : Generate stop condition
(Number_Bytes should be set to 0).
 I2C_Generate_Start_Read : Generate Restart for read
request.
 I2C_Generate_Start_Write : Generate Restart for write
request.
Return values
 None.
Notes
 None.
13.2.11 SMBUS management functions
13.2.11.1 I2C_SMBusAlertCmd
Function Name
void I2C_SMBusAlertCmd ( I2C_TypeDef * I2Cx,
FunctionalState NewState)
Function Description
Enables or disables I2C SMBus alert.
Parameters
 I2Cx : where x can be 1 or 2 to select the I2C peripheral.
 NewState : new state of the I2Cx SMBus alert. This
parameter can be: ENABLE or DISABLE.
Return values
 None.
Notes
 None.