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DlnSpiSlaveIsSSRiseEventEnabled() Function

The DlnSpiSlaveIsSSRiseEventEnabled() function retrieves information whether the SS rise events are active or not.

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

A handle to the DLN-series adapter.

port

A number of the SPI slave port to retrieve the information from.

enabled

A pointer to an unsigned 8-bit integer that receives information whether the SS rise events are enabled.There are two possible values:

  • 0 or DLN_SPI_SLAVE_EVENT_DISABLED - SS rise events are not enabled.

  • 1 or DLN_SPI_SLAVE_EVENT_ENABLED - SS rise events are enabled.

Return Value
DLN_RES_SUCCESS (0x00)

The function successfully retrieved the event on SS rising edge configuration.

DLN_RES_INVALID_PORT_NUMBER (0xA8)

The port number is not valid. Use the DlnSpiSlaveGetPortCount() function to find the maximum possible port number.

Remarks

The DlnSpiSlaveIsSSRiseEventEnabled() function is defined in the dln_spi_slave.h file.

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