Extension features functions. More...

Functions
void	SAI_BlockSynchroConfig (SAI_HandleTypeDef *hsai)
	Configure SAI Block synchronization mode.
uint32_t	SAI_GetInputClock (SAI_HandleTypeDef *hsai)
	Get SAI Input Clock based on SAI source clock selection.

Detailed Description

Extension features functions.

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                       ##### Extension features Functions #####
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    [..]
    This subsection provides a set of functions allowing to manage the possible
    SAI clock sources.

Function Documentation

void SAI_BlockSynchroConfig ( SAI_HandleTypeDef * hsai )

Configure SAI Block synchronization mode.

Parameters:

hsai	pointer to a SAI_HandleTypeDef structure that contains the configuration information for SAI module.

Return values:

SAI	Clock Input

Definition at line 98 of file stm32f4xx_hal_sai_ex.c.

References __SAI_HandleTypeDef::Init, __SAI_HandleTypeDef::Instance, SAI_SYNCEXT_DISABLE, SAI_SYNCEXT_OUTBLOCKA_ENABLE, SAI_SYNCEXT_OUTBLOCKB_ENABLE, SAI_SYNCHRONOUS_EXT_SAI2, SAI_InitTypeDef::Synchro, and SAI_InitTypeDef::SynchroExt.

Referenced by HAL_SAI_Init().

uint32_t SAI_GetInputClock ( SAI_HandleTypeDef * hsai )

Get SAI Input Clock based on SAI source clock selection.

Parameters:

hsai	pointer to a SAI_HandleTypeDef structure that contains the configuration information for SAI module.

Return values:

SAI	Clock Input

Definition at line 161 of file stm32f4xx_hal_sai_ex.c.

References __HAL_RCC_I2S_CONFIG, __HAL_RCC_SAI_BLOCKACLKSOURCE_CONFIG, __HAL_RCC_SAI_BLOCKBCLKSOURCE_CONFIG, assert_param, SAI_InitTypeDef::ClockSource, EXTERNAL_CLOCK_VALUE, HAL_RCCEx_GetPeriphCLKFreq(), HSE_VALUE, HSI_VALUE, __SAI_HandleTypeDef::Init, __SAI_HandleTypeDef::Instance, IS_SAI_CLK_SOURCE, RCC_I2SCLKSOURCE_EXT, RCC_PLLSOURCE_HSE, RCC_PLLSOURCE_HSI, SAI_CLKSOURCE_PLLI2S, and SAI_CLKSOURCE_PLLSAI.

Referenced by HAL_SAI_Init().