1
目录
1.需求分析..........................................................................................................................................1
1.1 程序任务...............................................................................................................................1
1.2 项目背景...............................................................................................................................1
1.3 主要功能...............................................................................................................................2
2.概要设计..........................................................................................................................................2
2.1 系统流程...............................................................................................................................2
2.2 系统模块...............................................................................................................................2
3. 详细设计.........................................................................................................................................3
3.1 界面设计模块.......................................................................................................................3
3.1.1 点菜界面............................................................................................................................3
3.1.2 点菜界面的选择操作和更新菜单显示...........................................................................5
3.2 超级终端与 LED 屏之间的传值模块.................................................................................8
3.3 按键模块...............................................................................................................................9
4. 调试分析.......................................................................................................................................10
4.1 调试过程中所遇到的问题和解决方法............................................................................10
4.2 经验与体会.........................................................................................................................11
5. 用户使用说明...............................................................................................................................11
6. 测试结果.......................................................................................................................................12
7. 参考文献.......................................................................................................................................14
7.1《数据结构(C 语言版)》..............................................................................................14
7.2《嵌入式系统设计教程》..................................................................................................14
7.3 《C 程序设计》.................................................................................................................14
8. 附录...............................................................................................................................................14
1.需求分析
1.1 程序任务
手持电子点菜机
1.2 项目背景
随着时代的进步,人们的生活水平逐渐提高,在酒店用餐的频率大大增多。因此,在酒
店顾客增多的情况下,传统的点菜方式无论从人力还是精力上,都已经满足不了顾客的需
求,亟需一种新兴的点菜方式来解决这个问题。