Peripheral Clock Source

Functions
__STATIC_INLINE void	LL_RCC_SetSAIClockSource (uint32_t SAIxSource)
	Configure SAIx clock source.
__STATIC_INLINE void	LL_RCC_SetI2SClockSource (uint32_t Source)
	Configure I2S clock source.
__STATIC_INLINE uint32_t	LL_RCC_GetSAIClockSource (uint32_t SAIx)
	Get SAIx clock source.
__STATIC_INLINE uint32_t	LL_RCC_GetI2SClockSource (uint32_t I2Sx)
	Get I2S Clock Source.

---

Function Documentation

__STATIC_INLINE uint32_t LL_RCC_GetI2SClockSource

(

uint32_t

I2Sx

)

Get I2S Clock Source.

Reference Manual to LL API cross reference:

CFGR I2SSRC LL_RCC_GetI2SClockSource
DCKCFGR I2SSRC LL_RCC_GetI2SClockSource
DCKCFGR I2S1SRC LL_RCC_GetI2SClockSource
DCKCFGR I2S2SRC LL_RCC_GetI2SClockSource

Parameters:

I2Sx	This parameter can be one of the following values: LL_RCC_I2S1_CLKSOURCE LL_RCC_I2S2_CLKSOURCE (*)

Return values:

Returned

value can be one of the following values: LL_RCC_I2S1_CLKSOURCE_PLLI2S (*) LL_RCC_I2S1_CLKSOURCE_PIN LL_RCC_I2S1_CLKSOURCE_PLL (*) LL_RCC_I2S1_CLKSOURCE_PLLSRC (*) LL_RCC_I2S2_CLKSOURCE_PLLI2S (*) LL_RCC_I2S2_CLKSOURCE_PIN (*) LL_RCC_I2S2_CLKSOURCE_PLL (*) LL_RCC_I2S2_CLKSOURCE_PLLSRC (*) (*) value not defined in all devices.

Definition at line 3897 of file stm32f4xx_ll_rcc.h.

Referenced by LL_RCC_GetI2SClockFreq().

__STATIC_INLINE uint32_t LL_RCC_GetSAIClockSource

(

uint32_t

SAIx

)

Get SAIx clock source.

Reference Manual to LL API cross reference:

DCKCFGR SAI1SEL LL_RCC_GetSAIClockSource
DCKCFGR SAI2SEL LL_RCC_GetSAIClockSource
DCKCFGR SAI1ASRC LL_RCC_GetSAIClockSource
DCKCFGR SAI1BSRC LL_RCC_GetSAIClockSource

Parameters:

SAIx	This parameter can be one of the following values: LL_RCC_SAI1_CLKSOURCE (*) LL_RCC_SAI2_CLKSOURCE (*) LL_RCC_SAI1_A_CLKSOURCE (*) LL_RCC_SAI1_B_CLKSOURCE (*) (*) value not defined in all devices.

Return values:

Returned

value can be one of the following values: LL_RCC_SAI1_CLKSOURCE_PLLSAI (*) LL_RCC_SAI1_CLKSOURCE_PLLI2S (*) LL_RCC_SAI1_CLKSOURCE_PLL (*) LL_RCC_SAI1_CLKSOURCE_PIN (*) LL_RCC_SAI2_CLKSOURCE_PLLSAI (*) LL_RCC_SAI2_CLKSOURCE_PLLI2S (*) LL_RCC_SAI2_CLKSOURCE_PLL (*) LL_RCC_SAI2_CLKSOURCE_PLLSRC (*) LL_RCC_SAI1_A_CLKSOURCE_PLLSAI (*) LL_RCC_SAI1_A_CLKSOURCE_PLLI2S (*) LL_RCC_SAI1_A_CLKSOURCE_PIN (*) LL_RCC_SAI1_A_CLKSOURCE_PLL (*) LL_RCC_SAI1_A_CLKSOURCE_PLLSRC (*) LL_RCC_SAI1_B_CLKSOURCE_PLLSAI (*) LL_RCC_SAI1_B_CLKSOURCE_PLLI2S (*) LL_RCC_SAI1_B_CLKSOURCE_PIN (*) LL_RCC_SAI1_B_CLKSOURCE_PLL (*) LL_RCC_SAI1_B_CLKSOURCE_PLLSRC (*) (*) value not defined in all devices.

Definition at line 3761 of file stm32f4xx_ll_rcc.h.

Referenced by LL_RCC_GetSAIClockFreq().

__STATIC_INLINE void LL_RCC_SetI2SClockSource

(

uint32_t

Source

)

Configure I2S clock source.

Reference Manual to LL API cross reference:

CFGR I2SSRC LL_RCC_SetI2SClockSource
DCKCFGR I2SSRC LL_RCC_SetI2SClockSource
DCKCFGR I2S1SRC LL_RCC_SetI2SClockSource
DCKCFGR I2S2SRC LL_RCC_SetI2SClockSource

Parameters:

Source

This parameter can be one of the following values: LL_RCC_I2S1_CLKSOURCE_PLLI2S (*) LL_RCC_I2S1_CLKSOURCE_PIN LL_RCC_I2S1_CLKSOURCE_PLL (*) LL_RCC_I2S1_CLKSOURCE_PLLSRC (*) LL_RCC_I2S2_CLKSOURCE_PLLI2S (*) LL_RCC_I2S2_CLKSOURCE_PIN (*) LL_RCC_I2S2_CLKSOURCE_PLL (*) LL_RCC_I2S2_CLKSOURCE_PLLSRC (*) (*) value not defined in all devices.

Return values:

None

Definition at line 3612 of file stm32f4xx_ll_rcc.h.

__STATIC_INLINE void LL_RCC_SetSAIClockSource

(

uint32_t

SAIxSource

)

Configure SAIx clock source.

Reference Manual to LL API cross reference:

DCKCFGR SAI1SRC LL_RCC_SetSAIClockSource
DCKCFGR SAI2SRC LL_RCC_SetSAIClockSource
DCKCFGR SAI1ASRC LL_RCC_SetSAIClockSource
DCKCFGR SAI1BSRC LL_RCC_SetSAIClockSource

Parameters:

SAIxSource

This parameter can be one of the following values: LL_RCC_SAI1_CLKSOURCE_PLLSAI (*) LL_RCC_SAI1_CLKSOURCE_PLLI2S (*) LL_RCC_SAI1_CLKSOURCE_PLL (*) LL_RCC_SAI1_CLKSOURCE_PIN (*) LL_RCC_SAI2_CLKSOURCE_PLLSAI (*) LL_RCC_SAI2_CLKSOURCE_PLLI2S (*) LL_RCC_SAI2_CLKSOURCE_PLL (*) LL_RCC_SAI2_CLKSOURCE_PLLSRC (*) LL_RCC_SAI1_A_CLKSOURCE_PLLSAI (*) LL_RCC_SAI1_A_CLKSOURCE_PLLI2S (*) LL_RCC_SAI1_A_CLKSOURCE_PIN (*) LL_RCC_SAI1_A_CLKSOURCE_PLL (*) LL_RCC_SAI1_A_CLKSOURCE_PLLSRC (*) LL_RCC_SAI1_B_CLKSOURCE_PLLSAI (*) LL_RCC_SAI1_B_CLKSOURCE_PLLI2S (*) LL_RCC_SAI1_B_CLKSOURCE_PIN (*) LL_RCC_SAI1_B_CLKSOURCE_PLL (*) LL_RCC_SAI1_B_CLKSOURCE_PLLSRC (*) (*) value not defined in all devices.

Return values:

None

Definition at line 3483 of file stm32f4xx_ll_rcc.h.