DlnGpioPinIsEnabled() Function

Syntax

C/C++
 DLN_RESULT DlnGpioPinIsEnabled(
    HDLN handle,
    uint8_t pin, 
    uint8_t* enabled
 );

The DlnGpioPinIsEnabled() function informs whether the pin is currently configured as general purpose input/output.

Parameters:

handle
A handle to the DLN-series adapter.
pin
A number of the pin to retrieve information about.
enabled

A pointer to an unsigned 8-bit integer. The integer will be filled with current pin configuration after the function execution. The following values are available:

Value Description
1 The pin is configured as GPIO.
0 The pin is NOT configured as GPIO.

Results:

Result Description
DLN_RES_SUCCESS The pin information has been successfully retrieved.
DLN_RES_INVALID_PIN_NUMBER Invalid pin number was specified.

This function is defined in the dln_gpio.h file.