ST STM32F31xx

Inter-integrated circuit interface (I2C)
UM1581
260/584
DocID023800 Rev 1
programmed.
Return values
 None.
Notes
 None.
13.2.10.4 I2C_MasterRequestConfig
Function Name
void I2C_MasterRequestConfig ( I2C_TypeDef * I2Cx, uint16_t
I2C_Direction)
Function Description
Configures the type of transfer request for the master.
Parameters
 I2Cx : where x can be 1 or 2 to select the I2C peripheral.
 I2C_Direction : specifies the transfer request direction to be
programmed. This parameter can be one of the following
values:
 I2C_Direction_Transmitter : Master request a write
transfer
 I2C_Direction_Receiver : Master request a read
transfer
Return values
 None.
Notes
 None.
13.2.10.5 I2C_GenerateSTART
Function Name
void I2C_GenerateSTART ( I2C_TypeDef * I2Cx,
FunctionalState NewState)
Function Description
Generates I2Cx communication START condition.
Parameters
 I2Cx : where x can be 1 or 2 to select the I2C peripheral.
 NewState : new state of the I2C START condition
generation. This parameter can be: ENABLE or DISABLE.
Return values
 None.
Notes
 None.