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RCC_PeriphCLKInitTypeDef struct
RCC extended clocks structure definition
Syntax
typedef struct
{
uint32_t PeriphClockSelection;
RCC_PLLI2SInitTypeDef PLLI2S;
#if defined(STM32F413xx) || defined(STM32F423xx)
uint32_t PLLDivR;
uint32_t PLLI2SDivR;
#endif
uint32_t I2sApb1ClockSelection;
uint32_t I2sApb2ClockSelection;
uint32_t RTCClockSelection;
uint32_t SdioClockSelection;
uint32_t Fmpi2c1ClockSelection;
uint32_t Clk48ClockSelection;
uint32_t Dfsdm1ClockSelection;
uint32_t Dfsdm1AudioClockSelection;
#if defined(STM32F413xx) || defined(STM32F423xx)
uint32_t Dfsdm2ClockSelection;
uint32_t Dfsdm2AudioClockSelection;
uint32_t Lptim1ClockSelection;
uint32_t SaiAClockSelection;
uint32_t SaiBClockSelection;
#endif
uint32_t PLLI2SSelection;
uint8_t TIMPresSelection;
}RCC_PeriphCLKInitTypeDef;
Fields
Field
Declared as
Description
uint32_t
The Extended Clock to be configured. This parameter can be a value of RCCEx_Periph_Clock_Selection.
PLL I2S structure parameters. This parameter will be used only when PLLI2S is selected as Clock Source I2S.
uint32_t
Specifies the PLL division factor for SAI1 clock. This parameter must be a number between Min_Data = 1 and Max_Data = 32 This parameter will be used only when PLL is selected as Clock Source SAI.
uint32_t
Specifies the PLLI2S division factor for SAI1 clock. This parameter must be a number between Min_Data = 1 and Max_Data = 32 This parameter will be used only when PLLI2S is selected as Clock Source SAI.
uint32_t
Specifies I2S APB1 Clock Source Selection. This parameter can be a value of RCCEx_I2SAPB1_Clock_Source.
uint32_t
Specifies I2S APB2 Clock Source Selection. This parameter can be a value of RCCEx_I2SAPB2_Clock_Source.
uint32_t
Specifies RTC Clock Source Selection. This parameter can be a value of RCC_RTC_Clock_Source.
uint32_t
Specifies SDIO Clock Source Selection. This parameter can be a value of RCCEx_SDIO_Clock_Source.
uint32_t
Specifies FMPI2C1 Clock Source Selection. This parameter can be a value of RCCEx_FMPI2C1_Clock_Source.
uint32_t
Specifies CLK48 Clock Selection this clock used OTG FS, SDIO and RNG clocks. This parameter can be a value of RCCEx_CLK48_Clock_Source.
uint32_t
Specifies DFSDM1 Clock Selection. This parameter can be a value of RCCEx_DFSDM1_Kernel_Clock_Source.
uint32_t
Specifies DFSDM1 Audio Clock Selection. This parameter can be a value of RCCEx_DFSDM1_Audio_Clock_Source.
uint32_t
Specifies DFSDM2 Clock Selection. This parameter can be a value of RCCEx_DFSDM2_Kernel_Clock_Source.
uint32_t
Specifies DFSDM2 Audio Clock Selection. This parameter can be a value of RCCEx_DFSDM2_Audio_Clock_Source.
uint32_t
Specifies LPTIM1 Clock Source Selection. This parameter can be a value of RCCEx_LPTIM1_Clock_Source.
uint32_t
Specifies SAI1_A Clock Prescalers Selection This parameter can be a value of RCCEx_SAI1_BlockA_Clock_Source.
uint32_t
Specifies SAI1_B Clock Prescalers Selection This parameter can be a value of RCCEx_SAI1_BlockB_Clock_Source.
uint32_t
Specifies PLL I2S Clock Source Selection. This parameter can be a value of RCCEx_PLL_I2S_Clock_Source.
uint8_t
Specifies TIM Clock Source Selection. This parameter can be a value of RCCEx_TIM_PRescaler_Selection.
Related Functions
Found 2 other functions taking a RCC_PeriphCLKInitTypeDef
argument:
Function
Description
Initializes the RCC extended peripherals clocks according to the specified parameters in the RCC_PeriphCLKInitTypeDef.
Get the RCC_PeriphCLKInitTypeDef according to the internal RCC configuration registers.