自己搭的发生PWM波转换的电路，以及使用此实验电路所产生的脉冲波形，用示波器测试，看是否对大家有帮助...

Linux管理员笔记linux-admin-note-Linux administrator notebook linux-admin-note

java入门指南，适合java初学者使用-java Getting Started Guide, suitable for beginners to use java

The Fortran 90 Handbook is a definitive and comprehensive guide to Fortran 90 and its use. Fortran 90, the latest standard version of Fortran, has many excellent new features that will assist the programmer in writing efficient, portable, and maintainable programs. The Fortran 90 Handbook is an informal description of Fortran 90, developed to provide not only a readable explanation of features, but also some rationale for the inclusion of features and their use. In addition, “models” give the reader better insight as to why things are done as they are in the language.-The Handbook is a definitive and comprehensive guide to Fortran 90 and its use. F ortran 90. the latest standard version of Fortran, has many excellent new features that will Assis t the programmer in writing efficient, portable, and maintainable programs. The Fortran 90 Hand book is an informal description of Fortran 90, developed to provide not only a readable explan ation of features, but also some ration

一个介绍工作流的PPT文档，适合初学使用，希望对大家有所帮助。-Introduction of a workflow PPT document, suitable for beginners to use, and they hope to be helpful to everyone.

TC35 AT指令集英文手册,开发具有GSM短信功能的产品会用到。-TC35 AT instruction set of English manuals, the development of GSM Product message function used.

< C++ Primer中文非扫描版>>是一本少见的C++编程参考书,值得收藏-C++ Primer chinese no scanning

POWERPCB 教程浓缩版，详细介绍了POWERPCB 的制作过程。是一本较好的POWERPCB 参考书。-POWERPCB

USB多点数据采集处理案例,适合对USB的控制协议加深理解.-USB multi-point data acquisition deal with cases suitable for USB to deepen understanding of the control protocol.

本课程较好地把握了计算机网络理论体系的系统性和高职高专理论教育的“必需、够用”原则、计算机网络基础理论知识的相对稳定性和主流技术的相对发展性之间的平衡。将理论教学内容分为计算机网络概述、数据通信基础、OSI/RM各层功能、局域网技术、网络互联设备和多层交换、网络操作系统和计算模型、广域网技术、TCP/IP协议、Internet/Intranet的原理和应用、网络技术应用等章节。-This course has a better grasp of the theoretical system of computer networks, systematic and theoretical education in Higher Vocational

C_C++程序员查询词典，用于帮助程序员查找相应的函数，非常方便，对程序员编程帮助很大-C_C++ Programmers inquiries dictionary, used to help programmers search the corresponding function, very convenient, very helpful for programmers programming