34.5.4.7 spi_s_async_set_data_order

Set SPI transfer data order.

int32_t spi_s_async_set_data_order(
    struct spi_s_async_descriptor * spi,
    const enum spi_data_order dord
)

Note that the SPI must be disabled to change data order.

Parameters

spi

Type: struct spi_s_async_descriptor Struct *

Pointer to the HAL SPI instance.

dord

Type: const enum spi_data_order

The data order: send LSB/MSB first.

Returns

Type: int32_t

Operation status.

ERR_NONE

Success.

ERR_DENIED

Not Ready

ERR_BUSY

Busy, CS activated.