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DlnSpiMasterIsEnabled() Function

The DlnSpiMasterIsEnabled() function retrieves whether the specified SPI master port is activated.

Syntax
C/C++
DLN_RESULT DlnSpiMasterIsEnabled(
    HDLN handle,
    uint8_t port,
    uint8_t* enabled
 );
Parameters
handle

A handle to the DLN-series adapter.

port

A number of the SPI master port.

enabled

A pointer to an unsigned 8-bit integer that receives the information whether the specified SPI master port is activated. There are two possible values:

  • 0 or DLN_SPI_MASTER_DISABLED - the port is not configured as SPI master.

  • 1 or DLN_SPI_MASTER_ENABLED - the port is configured as SPI master.

Return Value
DLN_RES_SUCCESS (0x00)

The function successfully retrieved information about the SPI master port.

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 DlnSpiMasterIsEnabled() function is defined in the dln_spi_master.h file.

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