实现GSM串口通讯，包括收发短信，打电话。 实现程序时先连接好猫，配置好端口为com3，并按照文件中的说明存放好数据库文件-GSM serial communication, including text messaging, phone calls. Implementation program to connect a good cat, configured port com3, and follow the instructions in the file storage dat

VS MFC 聊天程序，采用POCO C++ 库技术；同时用mysql保存聊天内容，并能通过访问数据库查看聊天记录。这是服务端-VS MFC chat program using the POCO C++ library technology mysql save chats and view chat history through access to the database. This is the service end

VS MFC 聊天程序，采用POCO C++ 库技术；同时用mysql保存聊天内容，并能通过访问数据库查看聊天记录。这是客户端-VS MFC chat program using the POCO C++ library technology mysql save chats and view chat history through access to the database. This is the client

MFC写的2个程序，通过socket通信，上下位机的。上位机发送一个名字给下位机，下位机通过查询数据库取得电话号码传回上位机,带详细文档。-MFC write two procedures, through the socket communication, next-bit machine. PC to send a name to the next crew, the next crew by querying the database to obtain the phone numbers