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DlnGpioPinGetSupportedEventTypes() Function

The DlnGpioPinGetSupportedEventTypes() function returns all event types supported for the specified pin.

Syntax
C/C++
DLN_RESULT DlnGpioPinGetSupportedEventTypes(
    HDLN handle, 
    uint16_t pin, 
    DLN_GPIO_PIN_EVENT_TYPES* supportedEventTypes
);
Parameters
handle

A handle to the DLN-series adapter.

pin

A number of the pin for which you want to get the information.

supportedEventTypes

The pointer to the DLN_GPIO_PIN_EVENT_TYPES structure that is filled by the supported event types. After the function execution, the structure fields include the following information:

FieldDescription

count

The number of available event types.

eventTypes[8]

An 8-element array. Each element corresponds to one of the supported event types.

Return Value
DLN_RES_SUCCESS (0x00)

The function was successful.

DLN_RES_INVALID_PIN_NUMBER (0xAB)

The pin number is not valid. Use the DlnGpioGetPinCount() function to find the maximum possible pin number.

Remarks
The DLN-1 adapters do not support GPIO events.

The DlnGpioPinGetSupportedEventTypes() function is declared in the dln_gpio.h file.

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