SerialComOCX RS232串口通信控件，很好用

三菱FX系列通讯程序,可实现PC机与PLC的通讯,在PC机上监控PLC运行状态-Mitsubishi FX series of communications, which enables PC and PLC communications, the PC monitor PLC Operation

支持多客户端的消息传递工具VB程序源码，推荐下载！-support multi-client messaging tools VB program source code, download!

modbus总线协议 非常常用的工业总线控制协议-modbus connection bus protocol is used in industrial control protocol Bus!

全面认识数字电视之基本知识.zip 全面认识数字电视之基本知识-comprehensive understanding of digital television basic knowledge. Zip comprehensive understanding of digital television basic knowledge

TCP-IP技术大全2-TCP-IP technology Series 2

自己写的用于modbusrtu的通讯，可以连接各类变频器温控仪等，而且是完整的工程文件，可以修改做他用-himself wrote for modbusrtu communications, can be connected to various types of converter temperature control instrument, but it is a complete engineering documents can be amended so he

应用背景串口调试助手，可实现上位机与下位机通信，适合新手，通俗易通，只是用来大家参考，由于本人也是新手，如有错误多多包涵。关键技术C#编程，窗体应用程序，代码简洁，接收事件使用了委托，能够实现十六进制和单片机通信，用来大家参考，由于本人也是新手，如有错误多多包涵。

基于Visual C++的Winsock API研究-A Study On WinSock API Based On Visual C++

m序列的概念、产生原理、方法、性质和运用,了解m序列的框图、仿真波形,学会对m序列的仿真设计.-The concept of m sequences, resulting in principles, methods, nature and use to understand the m sequence diagram, simulation waveforms, the Institute for Simulation and Design of m sequences.