DlnSpiMasterGetSS() Function

The DlnSpiMasterGetSS() function retrieves current Slave Select (SS) line.

Syntax

C/C++

DLN_RESULT DlnSpiMasterGetSS(
   HDLN handle,
   uint8_t port,
   uint8_t* ss
);

Parameters

handle: A handle to the DLN-series adapter.
port: A number of the SPI master port.
ss: A pointer to an unsigned 8-bit integer that receives the value on the SS lines.

Return Value

DLN_RES_SUCCESS (0x00): The function successfully retrieved the current value on the SS lines.
DLN_RES_INVALID_PORT_NUMBER (0xA8): The port number is not valid. Use the DlnSpiMasterGetPortCount() function to find the maximum possible port number.

Remarks

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

Вы здесь