LPSPI slave transfer handle structure used for transactional API. More...

#include <fsl_lpspi.h>

Data Fields
volatile bool	isByteSwap

volatile uint8_t	fifoSize

volatile uint8_t	rxWatermark

volatile uint8_t	bytesEachWrite

volatile uint8_t	bytesEachRead

uint8_t *volatile	txData

uint8_t *volatile	rxData

volatile size_t	txRemainingByteCount

volatile size_t	rxRemainingByteCount

volatile uint32_t	writeRegRemainingTimes

volatile uint32_t	readRegRemainingTimes

uint32_t	totalByteCount

volatile uint8_t	state

volatile uint32_t	errorCount

lpspi_slave_transfer_callback_t	callback

void *	userData

Detailed Description

LPSPI slave transfer handle structure used for transactional API.

Field Documentation

◆ bytesEachRead

volatile uint8_t _lpspi_slave_handle::bytesEachRead

Bytes for each read RDR.

◆ bytesEachWrite

volatile uint8_t _lpspi_slave_handle::bytesEachWrite

Bytes for each write TDR.

◆ callback

lpspi_slave_transfer_callback_t _lpspi_slave_handle::callback

Completion callback.

◆ errorCount

volatile uint32_t _lpspi_slave_handle::errorCount

Error count for slave transfer.

◆ fifoSize

volatile uint8_t _lpspi_slave_handle::fifoSize

FIFO dataSize.

◆ isByteSwap

volatile bool _lpspi_slave_handle::isByteSwap

A flag that whether should byte swap.

◆ readRegRemainingTimes

volatile uint32_t _lpspi_slave_handle::readRegRemainingTimes

Read RDR register remaining times.

◆ rxData

uint8_t* volatile _lpspi_slave_handle::rxData

Receive buffer.

◆ rxRemainingByteCount

volatile size_t _lpspi_slave_handle::rxRemainingByteCount

Number of bytes remaining to receive.

◆ rxWatermark

volatile uint8_t _lpspi_slave_handle::rxWatermark

Rx watermark.

◆ state

volatile uint8_t _lpspi_slave_handle::state

LPSPI transfer state , _lpspi_transfer_state.

◆ totalByteCount

uint32_t _lpspi_slave_handle::totalByteCount

Number of transfer bytes

◆ txData

uint8_t* volatile _lpspi_slave_handle::txData

Send buffer.

◆ txRemainingByteCount

volatile size_t _lpspi_slave_handle::txRemainingByteCount

Number of bytes remaining to send.

◆ userData

void* _lpspi_slave_handle::userData

Callback user data.

◆ writeRegRemainingTimes

volatile uint32_t _lpspi_slave_handle::writeRegRemainingTimes

Write TDR register remaining times.

The documentation for this struct was generated from the following file:

bsps/arm/imxrt/mcux-sdk/drivers/lpspi/fsl_lpspi.h

Data Fields