MCGRAW-HILL.OSBORNE.THE.ART.OF.Cpp.EBOOK-LIB

VBA学习教程 入门到精通 VBA学习教程 入门到精通(VBA learning tutorials)

Excel VB 参考(Excel reference VB)

说明：  串口通讯大权，介绍了RS232，RS422，RS485等串行通讯的协议，规范，具体说明等。帮助你写好串口同学(Serial communication power, introduced the RS232, RS422, RS485 and other serial communication protocol, standardization, and specific descriptions. Students help you write the serial)

programming principles and patterns

肖锋主编的PLC精选100例子，主要为工厂钻铣车床，步进控制，电梯等编程(Xiao Feng Editor-in-Chief of the PLC Selected 100 examples, mainly for the factory drilling and milling lathe, step control, elevator programming, etc.)

说明：  基于ΤΕΧ的排版系统，由美国计算机学家莱斯利·兰伯特（Leslie Lamport）在20世纪80年代初期开发，利用这种格式，即使使用者没有排版和程序设计的知识也可以充分发挥由TeX所提供的强大功能，能在几天，甚至几小时内生成很多具有书籍质量的印刷品。(LaTeX is a high-quality typesetting system; it includes features designed for the production of technical and scientific documentation.)

Steve Maguire为您讲述编写无错代码的某些概念(Steve Maguire prepared for you no mistake about certain concepts in code)

wav, as you can see,

说明：  windows 操纵系统，只要学习编程，操作系统是一个绕不开的话题(Windows operating system, as long as learning programming, operating system is an inseparable topic)

python 编程网络编程基础 中文版 新手学习(python socket programing)