gprs的协议规范，对通信的朋友比较有用，

《c必知必会》，不错的一本书，对c或者c++学习者都有帮助的- C must know will be a good book on c or c++ Learners have help

VHDL中常用的数学符号 数学运算的定义-VHDL mathematical symbols commonly used in the definition of mathematical

Vc & C#150例程序-Vc C# 150 cases procedures

linux系统调用-linux system call

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见过的最详细的嵌入式linux开发教程，从硬件环境、软件环境以及bootload,应用程序的移植等多方面讲解了，嵌入式linux开发过程。-Seen the most detailed tutorials embedded linux development, from the hardware environment, software environment and bootload, applications, etc. on a transplant, embedded linux development process.

一本关于算法的好书!带你走进计算机的世界!-A good book on algorithms! Take you into the computer world!

基于牛顿拉夫逊算法电力系统潮流计算程序，该程序为c语言编写。对电力专业的学生有很好的辅助作用。-Algorithm based on Newton Raphson power flow calculation program, the program for the c language. The power of professional students have a good supporting role.

很不错的一个C学习软件，包含许多例子。有些烦人，但不用注册也可使用的一个好软件。- Very good C study software, contains many examples. Somewhat annoying, but does not use good software which the registration also may use.

本篇文章叙述了锁相环原理，是学习锁相技术不可多得一篇好文章-This article describes the principle of phase-locked loop, phase-locking technology is invaluable to learn a good article