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UM1725

HAL I2S Generic Driver

32 HAL I2S Generic Driver

32.1I2S Firmware driver registers structures

32.1.1I2S_InitTypeDef

Data Fields

uint32_t Mode

uint32_t Standard

uint32_t DataFormat

uint32_t MCLKOutput

uint32_t AudioFreq

uint32_t CPOL

uint32_t ClockSource

uint32_t FullDuplexMode

Field Documentation

uint32_t I2S_InitTypeDef::Mode

Specifies the I2S operating mode. This parameter can be a value of I2S_Mode

uint32_t I2S_InitTypeDef::Standard

Specifies the standard used for the I2S communication. This parameter can be a value of I2S_Standard

uint32_t I2S_InitTypeDef::DataFormat

Specifies the data format for the I2S communication. This parameter can be a value of I2S_Data_Format

uint32_t I2S_InitTypeDef::MCLKOutput

Specifies whether the I2S MCLK output is enabled or not. This parameter can be a value of I2S_MCLK_Output

uint32_t I2S_InitTypeDef::AudioFreq

Specifies the frequency selected for the I2S communication. This parameter can be a value of I2S_Audio_Frequency

uint32_t I2S_InitTypeDef::CPOL

Specifies the idle state of the I2S clock. This parameter can be a value of

I2S_Clock_Polarity

uint32_t I2S_InitTypeDef::ClockSource

Specifies the I2S Clock Source. This parameter can be a value of I2S_Clock_Source

uint32_t I2S_InitTypeDef::FullDuplexMode

Specifies the I2S FullDuplex mode. This parameter can be a value of

I2S_FullDuplex_Mode

32.1.2I2S_HandleTypeDef

Data Fields

SPI_TypeDef * Instance

I2S_InitTypeDef Init

DOCID025834 Rev 2

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