LL_RCC_GetSystemClocksFreq() function

Return the frequencies of different on chip clocks; System, AHB, APB1 and APB2 buses clocks

Syntax

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Summary

Declaration

Definition

from stm32f4xx_ll_rcc.h:7036

void LL_RCC_GetSystemClocksFreq(LL_RCC_ClocksTypeDef *RCC_Clocks);

Implemented in stm32f4xx_ll_rcc.c:302

Arguments

Argument

Description

RCC_Clocks

pointer to a LL_RCC_ClocksTypeDef structure which will hold the clocks frequencies

Return value

None

Notes

Each time SYSCLK, HCLK, PCLK1 and/or PCLK2 clock changes, this function must be called to update structure fields. Otherwise, any configuration based on this function will be incorrect.

Examples

LL_RCC_GetSystemClocksFreq() is referenced by 7 libraries and example projects:

References

from examples

LL_RCC_GetSystemClocksFreq() function

Syntax

Arguments

Return value

Notes

Examples

References

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