LL_SPI_SetBaudRatePrescaler() function

SPI Instance

This parameter can be one of the following values: @arg LL_SPI_BAUDRATEPRESCALER_DIV2 @arg LL_SPI_BAUDRATEPRESCALER_DIV4 @arg LL_SPI_BAUDRATEPRESCALER_DIV8 @arg LL_SPI_BAUDRATEPRESCALER_DIV16 @arg LL_SPI_BAUDRATEPRESCALER_DIV32 @arg LL_SPI_BAUDRATEPRESCALER_DIV64 @arg LL_SPI_BAUDRATEPRESCALER_DIV128 @arg LL_SPI_BAUDRATEPRESCALER_DIV256

Enable SPI peripheral

Set transfer direction mode

Set clock phase

Set clock polarity

Set frame data width

Set NSS mode

Set SPI operation mode to Master or Slave

Check if Tx buffer is empty

Enable DMA Rx

Enable DMA Tx

Get the data register address used for DMA transfer

Disable Rx buffer not empty interrupt

Disable Tx buffer empty interrupt

Check if Rx buffer is not empty

Enable error interrupt

Get overrun error flag

Write 8-Bits in the data register

Enable Rx buffer not empty interrupt

Enable Tx buffer empty interrupt

Initialize the SPI registers according to the specified parameters in SPI_InitStruct.

Set transfer bit order

Check if I2S peripheral is enabled

Read 8-Bits in the data register

Read 16-Bits in the data register

Write 16-Bits in the data register

De-initialize the SPI registers to their default reset values.

Disable SPI peripheral

Check if SPI peripheral is enabled

Get busy flag

Get frame format error flag

Clear overrun error flag

Clear frame format error flag

Set polynomial for CRC calculation

Check if Tx buffer empty interrupt

Disable DMA Rx

Check if DMA Rx is enabled

Disable DMA Tx

Check if DMA Tx is enabled

Disable error interrupt

Check if error interrupt is enabled

Check if Rx buffer not empty interrupt is enabled

De-initialize the SPI/I2S registers to their default reset values.

Initializes the SPI/I2S registers according to the specified parameters in I2S_InitStruct.

Set linear and parity prescaler.

Configures the full duplex mode for the I2Sx peripheral using its extension I2Sxext according to the specified parameters in the I2S_InitStruct.

Get SPI operation mode (Master or Slave) CR1 SSI LL_SPI_GetMode

Set serial protocol used

Get serial protocol used

Get NSS mode

Get CRC error flag

Get mode fault error flag

Get clock phase

Get clock polarity

Get baud rate prescaler

Clear CRC error flag

Clear mode fault error flag

Get transfer bit order

Get transfer direction mode CR1 BIDIMODE LL_SPI_GetTransferDirection\n CR1 BIDIOE LL_SPI_GetTransferDirection

Get frame data width

Enable CRC

Disable CRC

Check if CRC is enabled

Set CRCNext to transfer CRC on the line

Get polynomial for CRC calculation

Get Rx CRC

Get Tx CRC

Select I2S mode and Enable I2S peripheral I2SCFGR I2SE LL_I2S_Enable

Disable I2S peripheral

Set I2S data frame length I2SCFGR CHLEN LL_I2S_SetDataFormat

Get I2S data frame length I2SCFGR CHLEN LL_I2S_GetDataFormat

Check if Rx buffer is not empty

Check if Tx buffer is empty

Get busy flag

Get overrun error flag

Get underrun error flag

Get frame format error flag

Get channel side flag.

Clear overrun error flag

Clear underrun error flag

Clear frame format error flag

Enable error IT

Set I2S clock polarity

Get I2S clock polarity

Set I2S standard protocol I2SCFGR PCMSYNC LL_I2S_SetStandard

Get I2S standard protocol I2SCFGR PCMSYNC LL_I2S_GetStandard

Set I2S transfer mode

Get I2S transfer mode

Set I2S linear prescaler

Get I2S linear prescaler

Set I2S parity prescaler

Get I2S parity prescaler

Enable the master clock output (Pin MCK)

Disable the master clock output (Pin MCK)

Check if the master clock output (Pin MCK) is enabled

Read 16-Bits in data register

Write 16-Bits in data register

Enable Rx buffer not empty IT

Enable Tx buffer empty IT

Disable error IT

Disable Rx buffer not empty IT

Disable Tx buffer empty IT

Check if ERR IT is enabled

Check if RXNE IT is enabled

Check if TXE IT is enabled

Enable DMA Rx

Disable DMA Rx

Check if DMA Rx is enabled

Enable DMA Tx

Disable DMA Tx

Check if DMA Tx is enabled