STM32L486xx HAL User Manual: RCC Private functions

STM32L486xx HAL User Manual

Functions
uint32_t	RCC_GetSystemClockFreq (void)
	Return SYSTEM clock frequency.
uint32_t	RCC_GetHCLKClockFreq (uint32_t SYSCLK_Frequency)
	Return HCLK clock frequency.
uint32_t	RCC_GetPCLK1ClockFreq (uint32_t HCLK_Frequency)
	Return PCLK1 clock frequency.
uint32_t	RCC_GetPCLK2ClockFreq (uint32_t HCLK_Frequency)
	Return PCLK2 clock frequency.
uint32_t	RCC_PLL_GetFreqDomain_SYS (void)
	Return PLL clock frequency used for system domain.
uint32_t	RCC_PLL_GetFreqDomain_SAI (void)
	Return PLL clock frequency used for SAI domain.
uint32_t	RCC_PLL_GetFreqDomain_48M (void)
	Return PLL clock frequency used for 48 MHz domain.
uint32_t	RCC_PLLSAI1_GetFreqDomain_SAI (void)
	Return PLLSAI1 clock frequency used for SAI domain.
uint32_t	RCC_PLLSAI1_GetFreqDomain_48M (void)
	Return PLLSAI1 clock frequency used for 48Mhz domain.
uint32_t	RCC_PLLSAI1_GetFreqDomain_ADC (void)
	Return PLLSAI1 clock frequency used for ADC domain.
uint32_t	RCC_PLLSAI2_GetFreqDomain_SAI (void)
	Return PLLSAI2 clock frequency used for SAI domain.
uint32_t	RCC_PLLSAI2_GetFreqDomain_ADC (void)
	Return PLLSAI2 clock frequency used for ADC domain.

Function Documentation

uint32_t RCC_GetHCLKClockFreq ( uint32_t SYSCLK_Frequency )

Return HCLK clock frequency.

Parameters:

SYSCLK_Frequency SYSCLK clock frequency

Return values:

HCLK	clock frequency (in Hz)

Definition at line 1443 of file stm32l4xx_ll_rcc.c.

References __LL_RCC_CALC_HCLK_FREQ, and LL_RCC_GetAHBPrescaler().

Referenced by LL_RCC_GetDFSDMClockFreq(), LL_RCC_GetI2CClockFreq(), LL_RCC_GetLPTIMClockFreq(), LL_RCC_GetLPUARTClockFreq(), LL_RCC_GetSWPMIClockFreq(), LL_RCC_GetSystemClocksFreq(), LL_RCC_GetUARTClockFreq(), and LL_RCC_GetUSARTClockFreq().

uint32_t RCC_GetPCLK1ClockFreq ( uint32_t HCLK_Frequency )

Return PCLK1 clock frequency.

Parameters:

HCLK_Frequency HCLK clock frequency

Return values:

PCLK1 clock frequency (in Hz)

Definition at line 1454 of file stm32l4xx_ll_rcc.c.

References __LL_RCC_CALC_PCLK1_FREQ, and LL_RCC_GetAPB1Prescaler().

Referenced by LL_RCC_GetI2CClockFreq(), LL_RCC_GetLPTIMClockFreq(), LL_RCC_GetLPUARTClockFreq(), LL_RCC_GetSWPMIClockFreq(), LL_RCC_GetSystemClocksFreq(), LL_RCC_GetUARTClockFreq(), and LL_RCC_GetUSARTClockFreq().

uint32_t RCC_GetPCLK2ClockFreq ( uint32_t HCLK_Frequency )

Return PCLK2 clock frequency.

Parameters:

HCLK_Frequency HCLK clock frequency

Return values:

PCLK2 clock frequency (in Hz)

Definition at line 1465 of file stm32l4xx_ll_rcc.c.

References __LL_RCC_CALC_PCLK2_FREQ, and LL_RCC_GetAPB2Prescaler().

Referenced by LL_RCC_GetDFSDMClockFreq(), LL_RCC_GetSystemClocksFreq(), and LL_RCC_GetUSARTClockFreq().

uint32_t RCC_GetSystemClockFreq ( void )

Return SYSTEM clock frequency.

Return values:

SYSTEM clock frequency (in Hz)

Definition at line 1401 of file stm32l4xx_ll_rcc.c.

References __LL_RCC_CALC_MSI_FREQ, HSE_VALUE, HSI_VALUE, LL_RCC_GetSysClkSource(), LL_RCC_MSI_GetRange(), LL_RCC_MSI_GetRangeAfterStandby(), LL_RCC_MSI_IsEnabledRangeSelect(), LL_RCC_SYS_CLKSOURCE_STATUS_HSE, LL_RCC_SYS_CLKSOURCE_STATUS_HSI, LL_RCC_SYS_CLKSOURCE_STATUS_MSI, LL_RCC_SYS_CLKSOURCE_STATUS_PLL, and RCC_PLL_GetFreqDomain_SYS().

Referenced by LL_RCC_GetADCClockFreq(), LL_RCC_GetDFSDMClockFreq(), LL_RCC_GetI2CClockFreq(), LL_RCC_GetLPTIMClockFreq(), LL_RCC_GetLPUARTClockFreq(), LL_RCC_GetSWPMIClockFreq(), LL_RCC_GetSystemClocksFreq(), LL_RCC_GetUARTClockFreq(), and LL_RCC_GetUSARTClockFreq().

uint32_t RCC_PLL_GetFreqDomain_48M ( void )

Return PLL clock frequency used for 48 MHz domain.

Return values:

PLL	clock frequency (in Hz)

Definition at line 1556 of file stm32l4xx_ll_rcc.c.

References __LL_RCC_CALC_MSI_FREQ, __LL_RCC_CALC_PLLCLK_48M_FREQ, HSE_VALUE, HSI_VALUE, LL_RCC_MSI_GetRange(), LL_RCC_MSI_GetRangeAfterStandby(), LL_RCC_MSI_IsEnabledRangeSelect(), LL_RCC_PLL_GetDivider(), LL_RCC_PLL_GetMainSource(), LL_RCC_PLL_GetN(), LL_RCC_PLL_GetQ(), LL_RCC_PLLSOURCE_HSE, LL_RCC_PLLSOURCE_HSI, and LL_RCC_PLLSOURCE_MSI.

Referenced by LL_RCC_GetRNGClockFreq(), LL_RCC_GetSDMMCClockFreq(), and LL_RCC_GetUSBClockFreq().

uint32_t RCC_PLL_GetFreqDomain_SAI ( void )

Return PLL clock frequency used for SAI domain.

Return values:

PLL	clock frequency (in Hz)

Definition at line 1515 of file stm32l4xx_ll_rcc.c.

References __LL_RCC_CALC_MSI_FREQ, __LL_RCC_CALC_PLLCLK_SAI_FREQ, HSE_VALUE, HSI_VALUE, LL_RCC_MSI_GetRange(), LL_RCC_MSI_GetRangeAfterStandby(), LL_RCC_MSI_IsEnabledRangeSelect(), LL_RCC_PLL_GetDivider(), LL_RCC_PLL_GetMainSource(), LL_RCC_PLL_GetN(), LL_RCC_PLL_GetP(), LL_RCC_PLLSOURCE_HSE, LL_RCC_PLLSOURCE_HSI, and LL_RCC_PLLSOURCE_MSI.

Referenced by LL_RCC_GetSAIClockFreq().

uint32_t RCC_PLL_GetFreqDomain_SYS ( void )

Return PLL clock frequency used for system domain.

Return values:

PLL	clock frequency (in Hz)

Definition at line 1475 of file stm32l4xx_ll_rcc.c.

References __LL_RCC_CALC_MSI_FREQ, __LL_RCC_CALC_PLLCLK_FREQ, HSE_VALUE, HSI_VALUE, LL_RCC_MSI_GetRange(), LL_RCC_MSI_GetRangeAfterStandby(), LL_RCC_MSI_IsEnabledRangeSelect(), LL_RCC_PLL_GetDivider(), LL_RCC_PLL_GetMainSource(), LL_RCC_PLL_GetN(), LL_RCC_PLL_GetR(), LL_RCC_PLLSOURCE_HSE, LL_RCC_PLLSOURCE_HSI, and LL_RCC_PLLSOURCE_MSI.

Referenced by RCC_GetSystemClockFreq().

uint32_t RCC_PLLSAI1_GetFreqDomain_48M ( void )

Return PLLSAI1 clock frequency used for 48Mhz domain.

Return values:

PLLSAI1 clock frequency (in Hz)

Definition at line 1683 of file stm32l4xx_ll_rcc.c.

References __LL_RCC_CALC_MSI_FREQ, __LL_RCC_CALC_PLLSAI1_48M_FREQ, HSE_VALUE, HSI_VALUE, LL_RCC_MSI_GetRange(), LL_RCC_MSI_GetRangeAfterStandby(), LL_RCC_MSI_IsEnabledRangeSelect(), LL_RCC_PLL_GetDivider(), LL_RCC_PLL_GetMainSource(), LL_RCC_PLLSAI1_GetN(), LL_RCC_PLLSAI1_GetQ(), LL_RCC_PLLSOURCE_HSE, LL_RCC_PLLSOURCE_HSI, and LL_RCC_PLLSOURCE_MSI.

Referenced by LL_RCC_GetRNGClockFreq(), LL_RCC_GetSDMMCClockFreq(), and LL_RCC_GetUSBClockFreq().

uint32_t RCC_PLLSAI1_GetFreqDomain_ADC ( void )

Return PLLSAI1 clock frequency used for ADC domain.

Return values:

PLLSAI1 clock frequency (in Hz)

Definition at line 1727 of file stm32l4xx_ll_rcc.c.

References __LL_RCC_CALC_MSI_FREQ, __LL_RCC_CALC_PLLSAI1_ADC_FREQ, HSE_VALUE, HSI_VALUE, LL_RCC_MSI_GetRange(), LL_RCC_MSI_GetRangeAfterStandby(), LL_RCC_MSI_IsEnabledRangeSelect(), LL_RCC_PLL_GetDivider(), LL_RCC_PLL_GetMainSource(), LL_RCC_PLLSAI1_GetN(), LL_RCC_PLLSAI1_GetR(), LL_RCC_PLLSOURCE_HSE, LL_RCC_PLLSOURCE_HSI, and LL_RCC_PLLSOURCE_MSI.

Referenced by LL_RCC_GetADCClockFreq().

uint32_t RCC_PLLSAI1_GetFreqDomain_SAI ( void )

Return PLLSAI1 clock frequency used for SAI domain.

Return values:

PLLSAI1 clock frequency (in Hz)

Definition at line 1639 of file stm32l4xx_ll_rcc.c.

References __LL_RCC_CALC_MSI_FREQ, __LL_RCC_CALC_PLLSAI1_SAI_FREQ, HSE_VALUE, HSI_VALUE, LL_RCC_MSI_GetRange(), LL_RCC_MSI_GetRangeAfterStandby(), LL_RCC_MSI_IsEnabledRangeSelect(), LL_RCC_PLL_GetDivider(), LL_RCC_PLL_GetMainSource(), LL_RCC_PLLSAI1_GetN(), LL_RCC_PLLSAI1_GetP(), LL_RCC_PLLSOURCE_HSE, LL_RCC_PLLSOURCE_HSI, and LL_RCC_PLLSOURCE_MSI.

Referenced by LL_RCC_GetSAIClockFreq().

uint32_t RCC_PLLSAI2_GetFreqDomain_ADC ( void )

Return PLLSAI2 clock frequency used for ADC domain.

Return values:

PLLSAI2 clock frequency (in Hz)

Definition at line 1865 of file stm32l4xx_ll_rcc.c.

References __LL_RCC_CALC_MSI_FREQ, __LL_RCC_CALC_PLLSAI2_ADC_FREQ, HSE_VALUE, HSI_VALUE, LL_RCC_MSI_GetRange(), LL_RCC_MSI_GetRangeAfterStandby(), LL_RCC_MSI_IsEnabledRangeSelect(), LL_RCC_PLL_GetDivider(), LL_RCC_PLL_GetMainSource(), LL_RCC_PLLSAI2_GetN(), LL_RCC_PLLSAI2_GetR(), LL_RCC_PLLSOURCE_HSE, LL_RCC_PLLSOURCE_HSI, and LL_RCC_PLLSOURCE_MSI.

Referenced by LL_RCC_GetADCClockFreq().

uint32_t RCC_PLLSAI2_GetFreqDomain_SAI ( void )

Return PLLSAI2 clock frequency used for SAI domain.

Return values:

PLLSAI2 clock frequency (in Hz)

Definition at line 1772 of file stm32l4xx_ll_rcc.c.

References __LL_RCC_CALC_MSI_FREQ, __LL_RCC_CALC_PLLSAI2_SAI_FREQ, HSE_VALUE, HSI_VALUE, LL_RCC_MSI_GetRange(), LL_RCC_MSI_GetRangeAfterStandby(), LL_RCC_MSI_IsEnabledRangeSelect(), LL_RCC_PLL_GetDivider(), LL_RCC_PLL_GetMainSource(), LL_RCC_PLLSAI2_GetN(), LL_RCC_PLLSAI2_GetP(), LL_RCC_PLLSOURCE_HSE, LL_RCC_PLLSOURCE_HSI, and LL_RCC_PLLSOURCE_MSI.

Referenced by LL_RCC_GetSAIClockFreq().