PowerPCB教程精简版，适合初学者使用

Microsoft编写优质无错C程序秘诀,对于编程人员的代码规范化有很大的益处.-Microsoft to prepare high-quality error-free C program secret code for the programmers have a lot of the benefits of standardization.

验证IP 验证IP 验证IP -Verification IP to verify IP authentication IP authentication IP authentication IP

本系统采用调频方式实现了主站至从站的单工语音及数据传输业务。发射机以单片机SPCE061A为核心，采用MC145151锁相环完成FM调制等功能；接收机采用CXA1691完成FM解调功能；引入双音频编解码完成数据传输；利用市售红外遥控器实现了发射机英文字符的输入。-The system uses a frequency modulation approach to achieve the main points of the simplex from the station voice and data transmission. SPCE061A transmitter for a single-chip core, the MC145151 PLL FM modulation functions achieve receiver using FM demodulation functions achieve CXA1691 the introduction of dual-audio codec achieve data transmission the use of infrared remote control market implementation of the launching machine input English characters.

本书系统深入地介绍了各种代码优化编程技术。全书分为4章。第1章集中介绍如何确定程序中消耗CPU时钟最多的热点代码的所谓程序剖析技术以及典型部分工具的实用知识。第2，3章分别全面介绍RAM了系统与高速缓存子系统的代码优化知识。第4章主要介绍了机器代码优化技术。各章在讨论基本原理的同时详细给出了代码实例，并对优化性能进行了定量的分析。该书特别适合于作为应用程序员及系统程序员的学习与开发之用。同时，本书对在硬件方面的专业人员与技术工作者有一定的参考价值。-This book system, in-depth description of the various code optimization programming. The book is divided into four chapters. Chapter 1 focus on how to determine the program consumes CPU clock up to the so-called hot code analysis techniques and procedures for a typical part of the tools and practical knowledge. Separately in Chapter 2,3 introduced the first comprehensive system RAM and high-speed cache memory subsystem, the code and optimize their knowledge. Chapter 4 focuses on the machine code optimization techniques. In discussing the various chapters, while the basic principles of the code examples are given in detail, and optimize the performance of the quantitative analysis. Book is particularly suitable as an application programmer and system programmer le

C语言经典书籍《C程序设计》word版，作者谭浩强-C language classic book C Programming word version, the author Hao-Qiang

isL1208实时时钟ISL1208原理与应用-ISL1208 Real Time Clock ISL1208 Principles and Applications

wxpython实战(中文版)，从入门到高级比较全面的一本好书。

用JAVA开发WebGIS小应用程序，PDF格式的电子书籍，详细介绍开发过程包括相关代码-WebGIS development using JAVA applets, PDF format e-books, detailing the development process including the relevant code

C++学习的红宝书,出身名师，从基础讲起，适合初学程序开发的人。-Excellent book for beginner

介绍QT4的安装以及QT4的简单实例，是不错的入门教程。-Describes the installation of QT4 and QT4 simple example is a good introductory tutorial