ST STM32F2 User Manual

UM1940
LL RCC Generic Driver
DocID028236 Rev 2
1019/1371
LL_RCC_SetI2SClockSource
Function name
__STATIC_INLINE void LL_RCC_SetI2SClockSource (uint32_t
Source)
Function description
Configure I2S clock source.
Parameters
Source: This parameter can be one of the following values:
LL_RCC_I2S1_CLKSOURCE_PLLI2S
LL_RCC_I2S1_CLKSOURCE_PIN
Return values
None:
Reference Manual to
LL API cross
reference:
CFGR I2SSRC LL_RCC_SetI2SClockSource
LL_RCC_GetI2SClockSource
Function name
__STATIC_INLINE uint32_t LL_RCC_GetI2SClockSource
(uint32_t I2Sx)
Function description
Get I2S Clock Source.
Parameters
I2Sx: This parameter can be one of the following values:
LL_RCC_I2S1_CLKSOURCE
Return values
Returned: value can be one of the following values:
LL_RCC_I2S1_CLKSOURCE_PLLI2S
LL_RCC_I2S1_CLKSOURCE_PIN
Reference Manual to
LL API cross
reference:
CFGR I2SSRC LL_RCC_GetI2SClockSource
LL_RCC_SetRTCClockSource
Function name
__STATIC_INLINE void LL_RCC_SetRTCClockSource
(uint32_t Source)
Function description
Set RTC Clock Source.
Parameters
Source: This parameter can be one of the following values:
LL_RCC_RTC_CLKSOURCE_NONE
LL_RCC_RTC_CLKSOURCE_LSE
LL_RCC_RTC_CLKSOURCE_LSI
LL_RCC_RTC_CLKSOURCE_HSE
Return values
None:
Notes
Once the RTC clock source has been selected, it cannot be
changed anymore unless the Backup domain is reset, or
unless a failure is detected on LSE (LSECSSD is set). The
BDRST bit can be used to reset them.
Reference Manual to
LL API cross
reference:
BDCR RTCSEL LL_RCC_SetRTCClockSource

ST STM32F2 Specifications

General

Brand	ST
Model	STM32F2
Category	Microcontrollers
Language	English