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DlnSpiMasterSetCpol() Function

The DlnSpiMasterSetCpol() function sets the clock polarity value.

Syntax

C/C++

DLN_RESULT DlnSpiMasterSetCpol(
    HDLN handle, 
    uint8_t port, 
    uint8_t cpol
);

Parameters

handle: A handle to the DLN-series adapter.
port: A number of the SPI master port.
cpol: Clock polarity value. Possible values: 0 or 1.

Return Value

DLN_RES_SUCCESS (0x00): The function successfully configured the SPI master CPOL value.
DLN_RES_INVALID_PORT_NUMBER (0xA8): The port number is not valid. Use the DlnSpiMasterGetPortCount() function to find the maximum possible port number.

Remarks

By default, SPI master ports of DLN adapters have CPOL=0 configuration.

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

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