NIOS 常用头文件
#ifndef TERASIC_INCLUDES_H_
#define TERASIC_INCLUDES_H_
#include <stdio.h>
#include <stdlib.h> // malloc, free
#include <string.h>
#include <stddef.h>
#include <unistd.h> // usleep (unix standard?)
#include "sys/alt_flash.h"
#include "sys/alt_flash_types.h"
#include "io.h"
#include "alt_types.h" // alt_u32
#include "altera_avalon_pio_regs.h" //IOWR_ALTERA_AVALON_PIO_DATA
#include "sys/alt_irq.h" // interrupt
#include "sys/alt_alarm.h" // time tick function (alt_nticks(), alt_ticks_per_second())
#include "sys/alt_timestamp.h"
#include "sys/alt_stdio.h"
#include "system.h"
#include <fcntl.h>
#define DEBUG_DUMP /*printf */
typedef int bool;
#define TRUE 1
#define FALSE 0
#endif /*TERASIC_INCLUDES_H_*/