DlnGpioPinSetDirection() Function

DLN_RESULT DlnGpioPinSetDirection(
    HDLN handle,
    uint8_t pin,
    uint8_t direction
 );

The DlnGpioPinSetDirection() function configures a pin as input or as output.

Parameters:

handle
A handle to the DLN-series adapter.
pin
A number of the GPIO pin to be configured.
direction
Direction of a pin. Set to 0 for input or 1 for output.

Results:

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

This function is defined in the dln_gpio.h file.