Common IOPORT service example 3.
Copyright (c) 2012-2018 Microchip Technology Inc. and its subsidiaries.
#include <asf.h>
#include "conf_example.h"
References board_init(), IOPORT_DIR_INPUT, IOPORT_DIR_OUTPUT, ioport_get_pin_level(), ioport_init(), IOPORT_MODE_PULLUP, ioport_set_pin_dir(), ioport_set_pin_level(), ioport_set_pin_mode(), and sysclk_init().