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雙人貪吃蛇 
王涵 
李宏坤
Lcd 
雙人貪 
吃蛇 
Led 7- 
segment 
Buzzer Joystick 
Motor 
用到的I/O
所用方法 
• 1、使用μC/OS-II ,三個TASK 
• 2、TASK1 繪製圖形界面 
• 3、TASK2 監控Joystick,控制蛇的運動,控制Motor 
buzzer 
• 4、TASK3 後台倒計時100s,顯示于LED 7-segment 
• 優點:層次清晰,並且Motor 與Buzzer激活時,遊戲不會卡掉
實現的功能 
•1、貪吃蛇的基本功能 
•2、吃到食物Buzzer 響,Motor 震,snake1: 
一次snake2: 二次 
•3、頂欄顯示當前分數 
•4、遊戲時間限制——100秒 
•5、遊戲結束時輸贏的判斷——輸贏與平手
遇到的問題與感想 
• μC/OS-II 在我的IAR下有各種未知BUG,使用FOR LOOP可能會導致 
整個程式無法執行通過各種Trick的手段來解決 
• 系統資源的調度,以及TASK優先級的分配 
• 後來發現IAR支持C++,如果用物件導向的程式會更簡單一些 
• 感想:很好玩,也很有挑戰性,收穫很大!
THANK U!

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