excel

说明：  招生报名系统,其中包含数据库技术,服务端与客户端自动连接(Enrolling System, which includes database, server and client to connect automatically)

一个套接字通信程序 包含一个测试的状态机-A socket communication program includes a test state machine

Windows串口编程 (Windows serial programming)

1.兼容最新版Windows 10 2.修复某些情况下无法验证授权 3.支持5000人群 4.增加群成员信息撤回功能 5.Q群管家增加信息撤回命令 6.Vip群管理插件添加授权默认为群主，修改授权支持修改为永久授权，每12小时检测一次授权 7.每日签到插件增加序号的参数：[number](1. compatible latest version of Windows 10 2. repair in some cases can not verify authorization 3. support 5000 people 4. increase the function of group member information withdrawal 5.Q group housekeeper increase information withdrawal command 6.Vip group management plug-ins add authorization by default to group owners, modify authorization, support changes to permanent license, and check every 12 hours. 7. daily sign in plug-in to increase the serial number parameters: [number])

用c#实现的一些增删改查的功能，并且连接了数据库，都是一些基础的代码(Check the function of modified with some additions of c# implementation, and connected to the database, are some basic code)

这是一个用于局域网内部进行聊天通信的小软件源程序，对于学习和了解winsock编程很有借鉴意义。(This is a chat for LAN communications within a small software source code, for learning and understanding of referential significance to winsock programming.)

本程序实现RSA加密算法，通过本程序可以研究RSA加密算的核心思想，对研究加密算法有极大帮助！(This program implements RSA encryption algorithm. Through this program, we can study the core idea of RSA encryption, which is very helpful to the research of encryption algorithm.)

C#调用pi-sdk连接pi数据库，初学者的利器(C# Call pi-sdk connection pi database tool for beginners)

PC机MVB总线通讯测试程序（MVB从设备），PC机使用Duagon的MVB通讯卡。程序做为MVB的从设备，包括MVB驱动，MVB主配置，MVB端口通讯收发的例子。(PC, MVB bus communication test procedure (MVB from the device), the PC machine use Duagon the MVB communication card. Program as from MVB MVB driver, the MVB the main configuration, MVB port communications transceiver example.)

dac8568驱动程序编程，可以控制dac8568进行输出(Dac8568 driver programming)