HAL_RCCEx_GetPeriphCLKFreq() function

Return the peripheral clock frequency for a given peripheral(SAI..)

Syntax

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Summary

Declaration

Definition

from stm32f4xx_hal_rcc_ex.h:6809

uint32_t HAL_RCCEx_GetPeriphCLKFreq(uint32_t PeriphClk);

Implemented in stm32f4xx_hal_rcc_ex.c:569

Arguments

Argument

Description

PeriphClk

Peripheral clock identifier This parameter can be one of the following values: @arg RCC_PERIPHCLK_SAI1: SAI1 peripheral clock @arg RCC_PERIPHCLK_SAI2: SAI2 peripheral clock @arg RCC_PERIPHCLK_I2S_APB1: I2S APB1 peripheral clock @arg RCC_PERIPHCLK_I2S_APB2: I2S APB2 peripheral clock

Return value

Frequency in KHz

Notes

Return 0 if peripheral clock identifier not managed by this API

Examples

References

from examples

HAL_RCCEx_GetPeriphCLKFreq() function

Syntax

Arguments

Return value

Notes

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