DlnSpiMasterGetFrameSize() Function

The DlnSpiMasterGetFrameSize() function retrieves the current size setting for SPI data frame.

Syntax

C/C++

DLN_RESULT DlnSpiMasterGetFrameSize(
   HDLN handle,
   uint8_t port,
   uint8_t* frameSize
);

Parameters

handle: A handle to the DLN-series adapter.
port: A number of the SPI master port.
frameSize: A number of bits to be transmitted in a single frame. The DLN-series adapters support 8 to 16 bits per transmission.

Return Value

DLN_RES_SUCCESS (0x00): The function successfully retrieved the SPI data frame size.
DLN_RES_INVALID_PORT_NUMBER (0xA8): The port number is not valid. Use the DlnSpiMasterGetPortCount() [1] function to find the maximum possible port number.

Remarks

The DlnSpiMasterGetFrameSize() function is defined in the dln_spi_master.h file.