基于QtE的实验教学管理终端设计
基于QtE的实验教学管理终端设计[20200406141447]
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目 录
引言············································································································1
1.实验教学管理终端方案设计································································3
1.1 实验教学自动监控平台应用流程介绍···················································3
1.2 实验教学自动监控平台结构介绍································································4
2.实验教学管理终端硬件电路设计·····················································6
2.1 TQ2440开发板简介·············································································7
2.2 功能模块接口与连接·············································································8
2.2.1 LCD显示屏···································································8
2.2.2 DM9000网卡·········································································8
2.2.3 指纹模块及其接口电路································································9
2.2.4 门锁控制及其驱动电路·····························································10
2.2.5 Zigbee协调器端及其接口电路··························································10
3.实验教学管理终端软件功能设计·······················································12
3.1 数据库结构设计·············································································12
3.1.1 用户登录信息表······································································13
3.1.2实验安排表················································································13
3.1.3 设备信息表·············································································14
3.1.4 实验记录信息表·····································································14
3.2 指纹模块···················································································15
3.2.1 通信方式····················································································15
3.2.2 命令类型··················································································17
3.3 驱动开发······················································································19
3.3.1 门锁控制驱动····································································19
3.3.2 串口驱动·····················································································20
4.应用程序开发··················································································22
4.1 系统初始界面设计···········································································22
4.2 学生个人实验管理界面设计···························································24
4.3 关键代码分析·················································································25
4.3.1 连接数据库············································································25
4.3.2 利用QSqlQuery类执行SQL语句···················································26
4.3.3 QSqlTableModel类的应用··························································28
4.4 应用程序的移植与开机自启动设置·····················································29
5. 系统实现······················································································31
结语·······································································································33
*查看完整论文请 +Q: 3 5 1 9 1 6 0 7 2
关键字:
目 录
引言············································································································1
1.实验教学管理终端方案设计································································3
1.1 实验教学自动监控平台应用流程介绍···················································3
1.2 实验教学自动监控平台结构介绍································································4
2.实验教学管理终端硬件电路设计·····················································6
2.1 TQ2440开发板简介·············································································7
2.2 功能模块接口与连接·············································································8
2.2.1 LCD显示屏···································································8
2.2.2 DM9000网卡·········································································8
2.2.3 指纹模块及其接口电路································································9
2.2.4 门锁控制及其驱动电路·····························································10
2.2.5 Zigbee协调器端及其接口电路··························································10
3.实验教学管理终端软件功能设计·······················································12
3.1 数据库结构设计·············································································12
3.1.1 用户登录信息表······································································13
3.1.2实验安排表················································································13
3.1.3 设备信息表·············································································14
3.1.4 实验记录信息表·····································································14
3.2 指纹模块···················································································15
3.2.1 通信方式····················································································15
3.2.2 命令类型··················································································17
3.3 驱动开发······················································································19
3.3.1 门锁控制驱动····································································19
3.3.2 串口驱动·····················································································20
4.应用程序开发··················································································22
4.1 系统初始界面设计···········································································22
4.2 学生个人实验管理界面设计···························································24
4.3 关键代码分析·················································································25
4.3.1 连接数据库············································································25
4.3.2 利用QSqlQuery类执行SQL语句···················································26
4.3.3 QSqlTableModel类的应用··························································28
4.4 应用程序的移植与开机自启动设置·····················································29
5. 系统实现······················································································31
结语·······································································································33
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