Functions
__STATIC_INLINE void	LL_I2C_Enable (I2C_TypeDef *I2Cx)
	Enable I2C peripheral (PE = 1).
__STATIC_INLINE void	LL_I2C_Disable (I2C_TypeDef *I2Cx)
	Disable I2C peripheral (PE = 0).
__STATIC_INLINE uint32_t	LL_I2C_IsEnabled (I2C_TypeDef *I2Cx)
	Check if the I2C peripheral is enabled or disabled.
__STATIC_INLINE void	LL_I2C_EnableDMAReq_TX (I2C_TypeDef *I2Cx)
	Enable DMA transmission requests.
__STATIC_INLINE void	LL_I2C_DisableDMAReq_TX (I2C_TypeDef *I2Cx)
	Disable DMA transmission requests.
__STATIC_INLINE uint32_t	LL_I2C_IsEnabledDMAReq_TX (I2C_TypeDef *I2Cx)
	Check if DMA transmission requests are enabled or disabled.
__STATIC_INLINE void	LL_I2C_EnableDMAReq_RX (I2C_TypeDef *I2Cx)
	Enable DMA reception requests.
__STATIC_INLINE void	LL_I2C_DisableDMAReq_RX (I2C_TypeDef *I2Cx)
	Disable DMA reception requests.
__STATIC_INLINE uint32_t	LL_I2C_IsEnabledDMAReq_RX (I2C_TypeDef *I2Cx)
	Check if DMA reception requests are enabled or disabled.
__STATIC_INLINE uint32_t	LL_I2C_DMA_GetRegAddr (I2C_TypeDef *I2Cx)
	Get the data register address used for DMA transfer.
__STATIC_INLINE void	LL_I2C_EnableClockStretching (I2C_TypeDef *I2Cx)
	Enable Clock stretching.
__STATIC_INLINE void	LL_I2C_DisableClockStretching (I2C_TypeDef *I2Cx)
	Disable Clock stretching.
__STATIC_INLINE uint32_t	LL_I2C_IsEnabledClockStretching (I2C_TypeDef *I2Cx)
	Check if Clock stretching is enabled or disabled.
__STATIC_INLINE void	LL_I2C_EnableGeneralCall (I2C_TypeDef *I2Cx)
	Enable General Call.
__STATIC_INLINE void	LL_I2C_DisableGeneralCall (I2C_TypeDef *I2Cx)
	Disable General Call.
__STATIC_INLINE uint32_t	LL_I2C_IsEnabledGeneralCall (I2C_TypeDef *I2Cx)
	Check if General Call is enabled or disabled.
__STATIC_INLINE void	LL_I2C_SetOwnAddress1 (I2C_TypeDef *I2Cx, uint32_t OwnAddress1, uint32_t OwnAddrSize)
	Set the Own Address1.
__STATIC_INLINE void	LL_I2C_SetOwnAddress2 (I2C_TypeDef *I2Cx, uint32_t OwnAddress2)
	Set the 7bits Own Address2.
__STATIC_INLINE void	LL_I2C_EnableOwnAddress2 (I2C_TypeDef *I2Cx)
	Enable acknowledge on Own Address2 match address.
__STATIC_INLINE void	LL_I2C_DisableOwnAddress2 (I2C_TypeDef *I2Cx)
	Disable acknowledge on Own Address2 match address.
__STATIC_INLINE uint32_t	LL_I2C_IsEnabledOwnAddress2 (I2C_TypeDef *I2Cx)
	Check if Own Address1 acknowledge is enabled or disabled.
__STATIC_INLINE void	LL_I2C_SetPeriphClock (I2C_TypeDef *I2Cx, uint32_t PeriphClock)
	Configure the Peripheral clock frequency.
__STATIC_INLINE uint32_t	LL_I2C_GetPeriphClock (I2C_TypeDef *I2Cx)
	Get the Peripheral clock frequency.
__STATIC_INLINE void	LL_I2C_SetDutyCycle (I2C_TypeDef *I2Cx, uint32_t DutyCycle)
	Configure the Duty cycle (Fast mode only).
__STATIC_INLINE uint32_t	LL_I2C_GetDutyCycle (I2C_TypeDef *I2Cx)
	Get the Duty cycle (Fast mode only).
__STATIC_INLINE void	LL_I2C_SetClockSpeedMode (I2C_TypeDef *I2Cx, uint32_t ClockSpeedMode)
	Configure the I2C master clock speed mode.
__STATIC_INLINE uint32_t	LL_I2C_GetClockSpeedMode (I2C_TypeDef *I2Cx)
	Get the the I2C master speed mode.
__STATIC_INLINE void	LL_I2C_SetRiseTime (I2C_TypeDef *I2Cx, uint32_t RiseTime)
	Configure the SCL, SDA rising time.
__STATIC_INLINE uint32_t	LL_I2C_GetRiseTime (I2C_TypeDef *I2Cx)
	Get the SCL, SDA rising time.
__STATIC_INLINE void	LL_I2C_SetClockPeriod (I2C_TypeDef *I2Cx, uint32_t ClockPeriod)
	Configure the SCL high and low period.
__STATIC_INLINE uint32_t	LL_I2C_GetClockPeriod (I2C_TypeDef *I2Cx)
	Get the SCL high and low period.
__STATIC_INLINE void	LL_I2C_ConfigSpeed (I2C_TypeDef *I2Cx, uint32_t PeriphClock, uint32_t ClockSpeed, uint32_t DutyCycle)
	Configure the SCL speed.
__STATIC_INLINE void	LL_I2C_SetMode (I2C_TypeDef *I2Cx, uint32_t PeripheralMode)
	Configure peripheral mode.
__STATIC_INLINE uint32_t	LL_I2C_GetMode (I2C_TypeDef *I2Cx)
	Get peripheral mode.
__STATIC_INLINE void	LL_I2C_EnableSMBusAlert (I2C_TypeDef *I2Cx)
	Enable SMBus alert (Host or Device mode)
__STATIC_INLINE void	LL_I2C_DisableSMBusAlert (I2C_TypeDef *I2Cx)
	Disable SMBus alert (Host or Device mode)
__STATIC_INLINE uint32_t	LL_I2C_IsEnabledSMBusAlert (I2C_TypeDef *I2Cx)
	Check if SMBus alert (Host or Device mode) is enabled or disabled.
__STATIC_INLINE void	LL_I2C_EnableSMBusPEC (I2C_TypeDef *I2Cx)
	Enable SMBus Packet Error Calculation (PEC).
__STATIC_INLINE void	LL_I2C_DisableSMBusPEC (I2C_TypeDef *I2Cx)
	Disable SMBus Packet Error Calculation (PEC).
__STATIC_INLINE uint32_t	LL_I2C_IsEnabledSMBusPEC (I2C_TypeDef *I2Cx)
	Check if SMBus Packet Error Calculation (PEC) is enabled or disabled.

Function Documentation

__STATIC_INLINE void LL_I2C_ConfigSpeed	(	I2C_TypeDef *	I2Cx,
		uint32_t	PeriphClock,
		uint32_t	ClockSpeed,
		uint32_t	DutyCycle
	)

Configure the SCL speed.

Note:: This bit can only be programmed when the I2C is disabled (PE = 0).

Reference Manual to LL API cross reference:: CR2 FREQ LL_I2C_ConfigSpeed
TRISE TRISE LL_I2C_ConfigSpeed
CCR FS LL_I2C_ConfigSpeed
CCR DUTY LL_I2C_ConfigSpeed
CCR CCR LL_I2C_ConfigSpeed

Parameters:

I2Cx	I2C Instance.
PeriphClock	Peripheral Clock (in Hz)
ClockSpeed	This parameter must be a value lower than 400kHz (in Hz).
DutyCycle	This parameter can be one of the following values: LL_I2C_DUTYCYCLE_2 LL_I2C_DUTYCYCLE_16_9

Return values:

None

Definition at line 729 of file stm32f1xx_ll_i2c.h.

References __LL_I2C_FREQ_HZ_TO_MHZ, __LL_I2C_RISE_TIME, LL_I2C_CLOCK_SPEED_FAST_MODE, LL_I2C_CLOCK_SPEED_STANDARD_MODE, and LL_I2C_MAX_SPEED_STANDARD.

Referenced by LL_I2C_Init().

__STATIC_INLINE void LL_I2C_Disable ( I2C_TypeDef * I2Cx )

Disable I2C peripheral (PE = 0).

Reference Manual to LL API cross reference:: CR1 PE LL_I2C_Disable

Parameters:

I2Cx	I2C Instance.

Return values:

None

Definition at line 360 of file stm32f1xx_ll_i2c.h.

Referenced by LL_I2C_Init().

__STATIC_INLINE void LL_I2C_DisableClockStretching ( I2C_TypeDef * I2Cx )

Disable Clock stretching.

Note:: This bit can only be programmed when the I2C is disabled (PE = 0).

Reference Manual to LL API cross reference:: CR1 NOSTRETCH LL_I2C_DisableClockStretching

Parameters:

I2Cx	I2C Instance.

Return values:

None

Definition at line 473 of file stm32f1xx_ll_i2c.h.

__STATIC_INLINE void LL_I2C_DisableDMAReq_RX ( I2C_TypeDef * I2Cx )

Disable DMA reception requests.

Reference Manual to LL API cross reference:: CR2 DMAEN LL_I2C_DisableDMAReq_RX

Parameters:

I2Cx	I2C Instance.

Return values:

None

Definition at line 427 of file stm32f1xx_ll_i2c.h.

__STATIC_INLINE void LL_I2C_DisableDMAReq_TX ( I2C_TypeDef * I2Cx )

Disable DMA transmission requests.

Reference Manual to LL API cross reference:: CR2 DMAEN LL_I2C_DisableDMAReq_TX

Parameters:

I2Cx	I2C Instance.

Return values:

None

Definition at line 394 of file stm32f1xx_ll_i2c.h.

__STATIC_INLINE void LL_I2C_DisableGeneralCall ( I2C_TypeDef * I2Cx )

Disable General Call.

Note:: When disabled the Address 0x00 is NACKed.

Reference Manual to LL API cross reference:: CR1 ENGC LL_I2C_DisableGeneralCall

Parameters:

I2Cx	I2C Instance.

Return values:

None

Definition at line 508 of file stm32f1xx_ll_i2c.h.

__STATIC_INLINE void LL_I2C_DisableOwnAddress2 ( I2C_TypeDef * I2Cx )

Disable acknowledge on Own Address2 match address.

Reference Manual to LL API cross reference:: OAR2 ENDUAL LL_I2C_DisableOwnAddress2

Parameters:

I2Cx	I2C Instance.

Return values:

None

Definition at line 572 of file stm32f1xx_ll_i2c.h.

__STATIC_INLINE void LL_I2C_DisableSMBusAlert ( I2C_TypeDef * I2Cx )

Disable SMBus alert (Host or Device mode)

Note:

Macro IS_SMBUS_ALL_INSTANCE(I2Cx) can be used to check whether or not SMBus feature is supported by the I2Cx Instance.

SMBus Device mode:

SMBus Alert pin is not drived (can be used as a standard GPIO) and Alert Response Address Header acknowledge is disabled. SMBus Host mode:
SMBus Alert pin management is not supported.

Reference Manual to LL API cross reference:: CR1 ALERT LL_I2C_DisableSMBusAlert

Parameters:

I2Cx	I2C Instance.

Return values:

None

Definition at line 833 of file stm32f1xx_ll_i2c.h.

__STATIC_INLINE void LL_I2C_DisableSMBusPEC ( I2C_TypeDef * I2Cx )

Disable SMBus Packet Error Calculation (PEC).

Note:: Macro IS_SMBUS_ALL_INSTANCE(I2Cx) can be used to check whether or not SMBus feature is supported by the I2Cx Instance.

Reference Manual to LL API cross reference:: CR1 ENPEC LL_I2C_DisableSMBusPEC

Parameters:

I2Cx	I2C Instance.

Return values:

None

Definition at line 872 of file stm32f1xx_ll_i2c.h.

__STATIC_INLINE uint32_t LL_I2C_DMA_GetRegAddr ( I2C_TypeDef * I2Cx )

Get the data register address used for DMA transfer.

Reference Manual to LL API cross reference:: DR DR LL_I2C_DMA_GetRegAddr

Parameters:

I2Cx	I2C Instance.

Return values:

Address of data register

Definition at line 449 of file stm32f1xx_ll_i2c.h.

__STATIC_INLINE void LL_I2C_Enable ( I2C_TypeDef * I2Cx )

Enable I2C peripheral (PE = 1).

Reference Manual to LL API cross reference:: CR1 PE LL_I2C_Enable

Parameters:

I2Cx	I2C Instance.

Return values:

None

Definition at line 349 of file stm32f1xx_ll_i2c.h.

Referenced by LL_I2C_Init().

__STATIC_INLINE void LL_I2C_EnableClockStretching ( I2C_TypeDef * I2Cx )

Enable Clock stretching.

Note:: This bit can only be programmed when the I2C is disabled (PE = 0).

Reference Manual to LL API cross reference:: CR1 NOSTRETCH LL_I2C_EnableClockStretching

Parameters:

I2Cx	I2C Instance.

Return values:

None

Definition at line 461 of file stm32f1xx_ll_i2c.h.

__STATIC_INLINE void LL_I2C_EnableDMAReq_RX ( I2C_TypeDef * I2Cx )

Enable DMA reception requests.

Reference Manual to LL API cross reference:: CR2 DMAEN LL_I2C_EnableDMAReq_RX

Parameters:

I2Cx	I2C Instance.

Return values:

None

Definition at line 416 of file stm32f1xx_ll_i2c.h.

__STATIC_INLINE void LL_I2C_EnableDMAReq_TX ( I2C_TypeDef * I2Cx )

Enable DMA transmission requests.

Reference Manual to LL API cross reference:: CR2 DMAEN LL_I2C_EnableDMAReq_TX

Parameters:

I2Cx	I2C Instance.

Return values:

None

Definition at line 383 of file stm32f1xx_ll_i2c.h.

__STATIC_INLINE void LL_I2C_EnableGeneralCall ( I2C_TypeDef * I2Cx )

Enable General Call.

Note:: When enabled the Address 0x00 is ACKed.

Reference Manual to LL API cross reference:: CR1 ENGC LL_I2C_EnableGeneralCall

Parameters:

I2Cx	I2C Instance.

Return values:

None

Definition at line 496 of file stm32f1xx_ll_i2c.h.

__STATIC_INLINE void LL_I2C_EnableOwnAddress2 ( I2C_TypeDef * I2Cx )

Enable acknowledge on Own Address2 match address.

Reference Manual to LL API cross reference:: OAR2 ENDUAL LL_I2C_EnableOwnAddress2

Parameters:

I2Cx	I2C Instance.

Return values:

None

Definition at line 561 of file stm32f1xx_ll_i2c.h.

__STATIC_INLINE void LL_I2C_EnableSMBusAlert ( I2C_TypeDef * I2Cx )

Enable SMBus alert (Host or Device mode)

Note:

Macro IS_SMBUS_ALL_INSTANCE(I2Cx) can be used to check whether or not SMBus feature is supported by the I2Cx Instance.

SMBus Device mode:

SMBus Alert pin is drived low and Alert Response Address Header acknowledge is enabled. SMBus Host mode:
SMBus Alert pin management is supported.

Reference Manual to LL API cross reference:: CR1 ALERT LL_I2C_EnableSMBusAlert

Parameters:

I2Cx	I2C Instance.

Return values:

None

Definition at line 815 of file stm32f1xx_ll_i2c.h.

__STATIC_INLINE void LL_I2C_EnableSMBusPEC ( I2C_TypeDef * I2Cx )

Enable SMBus Packet Error Calculation (PEC).

Note:: Macro IS_SMBUS_ALL_INSTANCE(I2Cx) can be used to check whether or not SMBus feature is supported by the I2Cx Instance.

Reference Manual to LL API cross reference:: CR1 ENPEC LL_I2C_EnableSMBusPEC

Parameters:

I2Cx	I2C Instance.

Return values:

None

Definition at line 859 of file stm32f1xx_ll_i2c.h.

__STATIC_INLINE uint32_t LL_I2C_GetClockPeriod ( I2C_TypeDef * I2Cx )

Get the SCL high and low period.

Reference Manual to LL API cross reference:: CCR CCR LL_I2C_GetClockPeriod

Parameters:

I2Cx	I2C Instance.

Return values:

Value between Min_Data=0x004 and Max_Data=0xFFF, except in FAST DUTY mode where Min_Data=0x001.

Definition at line 708 of file stm32f1xx_ll_i2c.h.

__STATIC_INLINE uint32_t LL_I2C_GetClockSpeedMode ( I2C_TypeDef * I2Cx )

Get the the I2C master speed mode.

Reference Manual to LL API cross reference:: CCR FS LL_I2C_GetClockSpeedMode

Parameters:

I2Cx	I2C Instance.

Return values:

Returned

value can be one of the following values:

Definition at line 660 of file stm32f1xx_ll_i2c.h.

__STATIC_INLINE uint32_t LL_I2C_GetDutyCycle ( I2C_TypeDef * I2Cx )

Get the Duty cycle (Fast mode only).

Reference Manual to LL API cross reference:: CCR DUTY LL_I2C_GetDutyCycle

Parameters:

I2Cx	I2C Instance.

Return values:

Returned

value can be one of the following values:

Definition at line 633 of file stm32f1xx_ll_i2c.h.

__STATIC_INLINE uint32_t LL_I2C_GetMode ( I2C_TypeDef * I2Cx )

Get peripheral mode.

Note:: Macro IS_SMBUS_ALL_INSTANCE(I2Cx) can be used to check whether or not SMBus feature is supported by the I2Cx Instance.

Reference Manual to LL API cross reference:: CR1 SMBUS LL_I2C_GetMode
CR1 SMBTYPE LL_I2C_GetMode
CR1 ENARP LL_I2C_GetMode

Parameters:

I2Cx	I2C Instance.

Return values:

Returned

value can be one of the following values:

Definition at line 797 of file stm32f1xx_ll_i2c.h.

__STATIC_INLINE uint32_t LL_I2C_GetPeriphClock ( I2C_TypeDef * I2Cx )

Get the Peripheral clock frequency.

Reference Manual to LL API cross reference:: CR2 FREQ LL_I2C_GetPeriphClock

Parameters:

I2Cx	I2C Instance.

Return values:

Value of Peripheral Clock (in Hz)

Definition at line 606 of file stm32f1xx_ll_i2c.h.

References __LL_I2C_FREQ_MHZ_TO_HZ.

__STATIC_INLINE uint32_t LL_I2C_GetRiseTime ( I2C_TypeDef * I2Cx )

Get the SCL, SDA rising time.

Reference Manual to LL API cross reference:: TRISE TRISE LL_I2C_GetRiseTime

Parameters:

I2Cx	I2C Instance.

Return values:

Value between Min_Data=0x02 and Max_Data=0x3F

Definition at line 684 of file stm32f1xx_ll_i2c.h.

__STATIC_INLINE uint32_t LL_I2C_IsEnabled ( I2C_TypeDef * I2Cx )

Check if the I2C peripheral is enabled or disabled.

Reference Manual to LL API cross reference:: CR1 PE LL_I2C_IsEnabled

Parameters:

I2Cx	I2C Instance.

Return values:

State of bit (1 or 0).

Definition at line 371 of file stm32f1xx_ll_i2c.h.

__STATIC_INLINE uint32_t LL_I2C_IsEnabledClockStretching ( I2C_TypeDef * I2Cx )

Check if Clock stretching is enabled or disabled.

Reference Manual to LL API cross reference:: CR1 NOSTRETCH LL_I2C_IsEnabledClockStretching

Parameters:

I2Cx	I2C Instance.

Return values:

State of bit (1 or 0).

Definition at line 484 of file stm32f1xx_ll_i2c.h.

__STATIC_INLINE uint32_t LL_I2C_IsEnabledDMAReq_RX ( I2C_TypeDef * I2Cx )

Check if DMA reception requests are enabled or disabled.

Reference Manual to LL API cross reference:: CR2 DMAEN LL_I2C_IsEnabledDMAReq_RX

Parameters:

I2Cx	I2C Instance.

Return values:

State of bit (1 or 0).

Definition at line 438 of file stm32f1xx_ll_i2c.h.

__STATIC_INLINE uint32_t LL_I2C_IsEnabledDMAReq_TX ( I2C_TypeDef * I2Cx )

Check if DMA transmission requests are enabled or disabled.

Reference Manual to LL API cross reference:: CR2 DMAEN LL_I2C_IsEnabledDMAReq_TX

Parameters:

I2Cx	I2C Instance.

Return values:

State of bit (1 or 0).

Definition at line 405 of file stm32f1xx_ll_i2c.h.

__STATIC_INLINE uint32_t LL_I2C_IsEnabledGeneralCall ( I2C_TypeDef * I2Cx )

Check if General Call is enabled or disabled.

Reference Manual to LL API cross reference:: CR1 ENGC LL_I2C_IsEnabledGeneralCall

Parameters:

I2Cx	I2C Instance.

Return values:

State of bit (1 or 0).

Definition at line 519 of file stm32f1xx_ll_i2c.h.

__STATIC_INLINE uint32_t LL_I2C_IsEnabledOwnAddress2 ( I2C_TypeDef * I2Cx )

Check if Own Address1 acknowledge is enabled or disabled.

Reference Manual to LL API cross reference:: OAR2 ENDUAL LL_I2C_IsEnabledOwnAddress2

Parameters:

I2Cx	I2C Instance.

Return values:

State of bit (1 or 0).

Definition at line 583 of file stm32f1xx_ll_i2c.h.

__STATIC_INLINE uint32_t LL_I2C_IsEnabledSMBusAlert ( I2C_TypeDef * I2Cx )

Check if SMBus alert (Host or Device mode) is enabled or disabled.

Note:: Macro IS_SMBUS_ALL_INSTANCE(I2Cx) can be used to check whether or not SMBus feature is supported by the I2Cx Instance.

Reference Manual to LL API cross reference:: CR1 ALERT LL_I2C_IsEnabledSMBusAlert

Parameters:

I2Cx	I2C Instance.

Return values:

State of bit (1 or 0).

Definition at line 846 of file stm32f1xx_ll_i2c.h.

__STATIC_INLINE uint32_t LL_I2C_IsEnabledSMBusPEC ( I2C_TypeDef * I2Cx )

Check if SMBus Packet Error Calculation (PEC) is enabled or disabled.

Note:: Macro IS_SMBUS_ALL_INSTANCE(I2Cx) can be used to check whether or not SMBus feature is supported by the I2Cx Instance.

Reference Manual to LL API cross reference:: CR1 ENPEC LL_I2C_IsEnabledSMBusPEC

Parameters:

I2Cx	I2C Instance.

Return values:

State of bit (1 or 0).

Definition at line 885 of file stm32f1xx_ll_i2c.h.

__STATIC_INLINE void LL_I2C_SetClockPeriod	(	I2C_TypeDef *	I2Cx,
		uint32_t	ClockPeriod
	)

Configure the SCL high and low period.

Note:: This bit can only be programmed when the I2C is disabled (PE = 0).

Reference Manual to LL API cross reference:: CCR CCR LL_I2C_SetClockPeriod

Parameters:

I2Cx	I2C Instance.
ClockPeriod	This parameter must be a value between Min_Data=0x004 and Max_Data=0xFFF, except in FAST DUTY mode where Min_Data=0x001.

Return values:

None

Definition at line 697 of file stm32f1xx_ll_i2c.h.

__STATIC_INLINE void LL_I2C_SetClockSpeedMode	(	I2C_TypeDef *	I2Cx,
		uint32_t	ClockSpeedMode
	)

Configure the I2C master clock speed mode.

Reference Manual to LL API cross reference:: CCR FS LL_I2C_SetClockSpeedMode

Parameters:

I2Cx	I2C Instance.
ClockSpeedMode	This parameter can be one of the following values: LL_I2C_CLOCK_SPEED_STANDARD_MODE LL_I2C_CLOCK_SPEED_FAST_MODE

Return values:

None

Definition at line 647 of file stm32f1xx_ll_i2c.h.

__STATIC_INLINE void LL_I2C_SetDutyCycle	(	I2C_TypeDef *	I2Cx,
		uint32_t	DutyCycle
	)

Configure the Duty cycle (Fast mode only).

Reference Manual to LL API cross reference:: CCR DUTY LL_I2C_SetDutyCycle

Parameters:

I2Cx	I2C Instance.
DutyCycle	This parameter can be one of the following values: LL_I2C_DUTYCYCLE_2 LL_I2C_DUTYCYCLE_16_9

Return values:

None

Definition at line 620 of file stm32f1xx_ll_i2c.h.

__STATIC_INLINE void LL_I2C_SetMode	(	I2C_TypeDef *	I2Cx,
		uint32_t	PeripheralMode
	)

Configure peripheral mode.

Note:: Macro IS_SMBUS_ALL_INSTANCE(I2Cx) can be used to check whether or not SMBus feature is supported by the I2Cx Instance.

Reference Manual to LL API cross reference:: CR1 SMBUS LL_I2C_SetMode
CR1 SMBTYPE LL_I2C_SetMode
CR1 ENARP LL_I2C_SetMode

Parameters:

I2Cx	I2C Instance.
PeripheralMode	This parameter can be one of the following values: LL_I2C_MODE_I2C LL_I2C_MODE_SMBUS_HOST LL_I2C_MODE_SMBUS_DEVICE LL_I2C_MODE_SMBUS_DEVICE_ARP

Return values:

None

Definition at line 778 of file stm32f1xx_ll_i2c.h.

Referenced by LL_I2C_Init().

__STATIC_INLINE void LL_I2C_SetOwnAddress1	(	I2C_TypeDef *	I2Cx,
		uint32_t	OwnAddress1,
		uint32_t	OwnAddrSize
	)

Set the Own Address1.

Reference Manual to LL API cross reference:: OAR1 ADD0 LL_I2C_SetOwnAddress1
OAR1 ADD1_7 LL_I2C_SetOwnAddress1
OAR1 ADD8_9 LL_I2C_SetOwnAddress1
OAR1 ADDMODE LL_I2C_SetOwnAddress1

Parameters:

I2Cx	I2C Instance.
OwnAddress1	This parameter must be a value between Min_Data=0 and Max_Data=0x3FF.
OwnAddrSize	This parameter can be one of the following values: LL_I2C_OWNADDRESS1_7BIT LL_I2C_OWNADDRESS1_10BIT

Return values:

None

Definition at line 537 of file stm32f1xx_ll_i2c.h.

Referenced by LL_I2C_Init().

__STATIC_INLINE void LL_I2C_SetOwnAddress2	(	I2C_TypeDef *	I2Cx,
		uint32_t	OwnAddress2
	)

Set the 7bits Own Address2.

Note:: This action has no effect if own address2 is enabled.

Reference Manual to LL API cross reference:: OAR2 ADD2 LL_I2C_SetOwnAddress2

Parameters:

I2Cx	I2C Instance.
OwnAddress2	This parameter must be a value between Min_Data=0 and Max_Data=0x7F.

Return values:

None

Definition at line 550 of file stm32f1xx_ll_i2c.h.

__STATIC_INLINE void LL_I2C_SetPeriphClock	(	I2C_TypeDef *	I2Cx,
		uint32_t	PeriphClock
	)

Configure the Peripheral clock frequency.

Reference Manual to LL API cross reference:: CR2 FREQ LL_I2C_SetPeriphClock

Parameters:

I2Cx	I2C Instance.
PeriphClock	Peripheral Clock (in Hz)

Return values:

None

Definition at line 595 of file stm32f1xx_ll_i2c.h.

References __LL_I2C_FREQ_HZ_TO_MHZ.

__STATIC_INLINE void LL_I2C_SetRiseTime	(	I2C_TypeDef *	I2Cx,
		uint32_t	RiseTime
	)

Configure the SCL, SDA rising time.

Note:: This bit can only be programmed when the I2C is disabled (PE = 0).

Reference Manual to LL API cross reference:: TRISE TRISE LL_I2C_SetRiseTime

Parameters:

I2Cx	I2C Instance.
RiseTime	This parameter must be a value between Min_Data=0x02 and Max_Data=0x3F.

Return values:

None

Definition at line 673 of file stm32f1xx_ll_i2c.h.

Functions

Function Documentation