基于atmega16单片机电子考试系统设计Proteus仿真及源程序

上传者: 41581125 | 上传时间: 2021-08-09 13:07:43 | 文件大小: 870KB | 文件类型: RAR
具体内容包括:1、两个单片机系统分别作为服务器和答题终端。服务器负责验证考生个人信息,发送试题到终端,定时收卷及判分功能。答题终端负责输入考生个人信息,答题,修改答案及传送答案到服务器。2、服务器验证考生个人信息,若信息不正确则向终端发出提示信息。信息验证正确后将试题发送到答题终端,同时开始计时。无论答题是否完成,考试时间到则强制收题。也可在考试时间尚有剩余时接收答题终端发送过来的答案。收题后进行判分工作并给出最终得分及答题情况统计信息。对回答错误的题目则给出原题及正确答案。3、答题终端在收到试题后向考生显示试题内容(可逐道显示)并接受考生输入的答案。试题显示应具备翻页功能以允许考生反复浏览试题或检查所作答案。当考生检查完毕且考试时间尚有剩余,允许考生向服务器发送最终答案。4、实现服务器和答题终端的两个单片机系统均应包含键盘和LCD液晶显示模块。两个单片机系统通过串口进行通信。

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