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STM32F439xx HAL User Manual
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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 (uint32_t SYSCLK_Source) |
| Return PLL clock frequency used for system domain. | |
| uint32_t | RCC_PLL_GetFreqDomain_48M (void) |
| Return PLL clock frequency used for 48 MHz domain. | |
| uint32_t | RCC_PLLSAI_GetFreqDomain_SAI (void) |
| Return PLLSAI clock frequency used for SAI domain. | |
| uint32_t | RCC_PLLSAI_GetFreqDomain_LTDC (void) |
| Return PLLSAI clock frequency used for LTDC domain. | |
| uint32_t | RCC_PLLI2S_GetFreqDomain_I2S (void) |
| Return PLLI2S clock frequency used for I2S domain. | |
| uint32_t | RCC_PLLI2S_GetFreqDomain_SAI (void) |
| Return PLLI2S clock frequency used for SAI domains. | |
| uint32_t RCC_GetHCLKClockFreq | ( | uint32_t | SYSCLK_Frequency | ) |
Return HCLK clock frequency.
| SYSCLK_Frequency | SYSCLK clock frequency |
| HCLK | clock frequency (in Hz) |
Definition at line 1172 of file stm32f4xx_ll_rcc.c.
References __LL_RCC_CALC_HCLK_FREQ, and LL_RCC_GetAHBPrescaler().
Referenced by LL_RCC_GetSystemClocksFreq().
| uint32_t RCC_GetPCLK1ClockFreq | ( | uint32_t | HCLK_Frequency | ) |
Return PCLK1 clock frequency.
| HCLK_Frequency | HCLK clock frequency |
| PCLK1 | clock frequency (in Hz) |
Definition at line 1183 of file stm32f4xx_ll_rcc.c.
References __LL_RCC_CALC_PCLK1_FREQ, and LL_RCC_GetAPB1Prescaler().
Referenced by LL_RCC_GetSystemClocksFreq().
| uint32_t RCC_GetPCLK2ClockFreq | ( | uint32_t | HCLK_Frequency | ) |
Return PCLK2 clock frequency.
| HCLK_Frequency | HCLK clock frequency |
| PCLK2 | clock frequency (in Hz) |
Definition at line 1194 of file stm32f4xx_ll_rcc.c.
References __LL_RCC_CALC_PCLK2_FREQ, and LL_RCC_GetAPB2Prescaler().
Referenced by LL_RCC_GetSystemClocksFreq().
| uint32_t RCC_GetSystemClockFreq | ( | void | ) |
Return SYSTEM clock frequency.
| SYSTEM | clock frequency (in Hz) |
Definition at line 1134 of file stm32f4xx_ll_rcc.c.
References HSE_VALUE, HSI_VALUE, LL_RCC_GetSysClkSource(), LL_RCC_SYS_CLKSOURCE_STATUS_HSE, LL_RCC_SYS_CLKSOURCE_STATUS_HSI, LL_RCC_SYS_CLKSOURCE_STATUS_PLL, and RCC_PLL_GetFreqDomain_SYS().
Referenced by LL_RCC_GetSDIOClockFreq(), and LL_RCC_GetSystemClocksFreq().
| uint32_t RCC_PLL_GetFreqDomain_48M | ( | void | ) |
Return PLL clock frequency used for 48 MHz domain.
| PLL | clock frequency (in Hz) |
Definition at line 1249 of file stm32f4xx_ll_rcc.c.
References __LL_RCC_CALC_PLLCLK_48M_FREQ, HSE_VALUE, HSI_VALUE, LL_RCC_PLL_GetDivider(), LL_RCC_PLL_GetMainSource(), LL_RCC_PLL_GetN(), LL_RCC_PLL_GetQ(), LL_RCC_PLLSOURCE_HSE, and LL_RCC_PLLSOURCE_HSI.
Referenced by LL_RCC_GetRNGClockFreq(), LL_RCC_GetSDIOClockFreq(), and LL_RCC_GetUSBClockFreq().
| uint32_t RCC_PLL_GetFreqDomain_SYS | ( | uint32_t | SYSCLK_Source | ) |
Return PLL clock frequency used for system domain.
| SYSCLK_Source | System clock source |
| PLL | clock frequency (in Hz) |
Definition at line 1205 of file stm32f4xx_ll_rcc.c.
References __LL_RCC_CALC_PLLCLK_FREQ, HSE_VALUE, HSI_VALUE, 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_SYS_CLKSOURCE_STATUS_PLL.
Referenced by RCC_GetSystemClockFreq().
| uint32_t RCC_PLLI2S_GetFreqDomain_I2S | ( | void | ) |
Return PLLI2S clock frequency used for I2S domain.
| PLLI2S | clock frequency (in Hz) |
Definition at line 1589 of file stm32f4xx_ll_rcc.c.
References __LL_RCC_CALC_PLLI2S_I2S_FREQ, EXTERNAL_CLOCK_VALUE, HSE_VALUE, HSI_VALUE, LL_RCC_PLLI2S_GetDivider(), LL_RCC_PLLI2S_GetMainSource(), LL_RCC_PLLI2S_GetN(), LL_RCC_PLLI2S_GetR(), LL_RCC_PLLSOURCE_HSE, and LL_RCC_PLLSOURCE_HSI.
Referenced by LL_RCC_GetI2SClockFreq().
| uint32_t RCC_PLLI2S_GetFreqDomain_SAI | ( | void | ) |
Return PLLI2S clock frequency used for SAI domains.
| PLLI2S | clock frequency (in Hz) |
Definition at line 1513 of file stm32f4xx_ll_rcc.c.
References __LL_RCC_CALC_PLLI2S_SAI_FREQ, EXTERNAL_CLOCK_VALUE, HSE_VALUE, HSI_VALUE, LL_RCC_PLLI2S_GetDivider(), LL_RCC_PLLI2S_GetDIVQ(), LL_RCC_PLLI2S_GetMainSource(), LL_RCC_PLLI2S_GetN(), LL_RCC_PLLI2S_GetQ(), LL_RCC_PLLI2S_GetR(), LL_RCC_PLLSOURCE_HSE, and LL_RCC_PLLSOURCE_HSI.
Referenced by LL_RCC_GetSAIClockFreq().
| uint32_t RCC_PLLSAI_GetFreqDomain_LTDC | ( | void | ) |
Return PLLSAI clock frequency used for LTDC domain.
| PLLSAI | clock frequency (in Hz) |
Definition at line 1478 of file stm32f4xx_ll_rcc.c.
References __LL_RCC_CALC_PLLSAI_LTDC_FREQ, HSE_VALUE, HSI_VALUE, LL_RCC_PLL_GetMainSource(), LL_RCC_PLLSAI_GetDivider(), LL_RCC_PLLSAI_GetDIVR(), LL_RCC_PLLSAI_GetN(), LL_RCC_PLLSAI_GetR(), LL_RCC_PLLSOURCE_HSE, and LL_RCC_PLLSOURCE_HSI.
Referenced by LL_RCC_GetLTDCClockFreq().
| uint32_t RCC_PLLSAI_GetFreqDomain_SAI | ( | void | ) |
Return PLLSAI clock frequency used for SAI domain.
| PLLSAI | clock frequency (in Hz) |
Definition at line 1413 of file stm32f4xx_ll_rcc.c.
References __LL_RCC_CALC_PLLSAI_SAI_FREQ, HSE_VALUE, HSI_VALUE, LL_RCC_PLL_GetMainSource(), LL_RCC_PLLSAI_GetDivider(), LL_RCC_PLLSAI_GetDIVQ(), LL_RCC_PLLSAI_GetN(), LL_RCC_PLLSAI_GetQ(), LL_RCC_PLLSOURCE_HSE, and LL_RCC_PLLSOURCE_HSI.
Referenced by LL_RCC_GetSAIClockFreq().
1.7.6.1