1、完成实训程序的编写，按下INTO按钮，8个LED小灯以50MS的间隔时间循环点亮，同时启动看门狗；

2、若在小灯循环点亮的2S内按下INT1，则8个LED小灯继续以50MS的间隔循环点亮（在按下INT1的下一个2S内也得按下INT1，以此类推），否则ATMEAGA 16复位。

-1, to complete the preparation of training programs, press the button INTO, 8 small LED lights to light up 50MS cycle interval, while start the watchdog　2, if the light cycle in a small press in light of the 2S INT1, the 8 LED lights continue to 50MS small circular light intervals (INT1 is pressed within the next 2S have to press the INT1, and so on), otherwise ATMEAGA 16 reset.