利用模拟Butterworth滤波器设计数字低通滤波器！

学习数据压缩原理的简单教程-study data compression principle of a simple guide

SkyTraq单芯片GPS接收器Venus634LP，只需要一个MCU和天线就可以组成完整的GPS导航硬件设备。-SkyTraq single-chip GPS receiver Venus634LP, only need a MCU and antenna can be composed of a complete GPS navigation hardware equipment.

这是一本关于VisualC++的MFC编程的电子书-This is an on VisualC++ The MFC programming e-books

C／C++程序员实用大全例程400-5-C/C programmers practical Daquan routines 400-5

10分钟学会PLD设计!~ 将带领大家完成你的第一个PLD设计，即使你从没有接触过PLD，也可以让你可以在十分种之内初步学会PLD设计！ 不信？ 呵呵 我们慢慢往下看。-PLD Design Institute 10 minutes! ~ Will take you to complete your first PLD design, even if you never come into contact with PLD, but also allows you can in a very preliminary kinds of PLD Design Institute! Do not believe? Ha ha we look down slowly.

关于c指针的有用的教程，是好东西，我找了好久的，看完了就学会指针了-Useful pointers on c tutorial is a good thing, I am looking for a long time, and learned to read the pointer to the

相位比较器的VHDL实现程序，现行的相位比较器结构往往十分复杂，难于实现。而在一些对精度要求不是很高的领域，简单灵活的相位比较算法有着广阔的市场。-Phase comparator realize the VHDL program, the existing structure of the phase comparator is often very complex and difficult to realize. In some of the precision of the field is not very high, simple and flexible algorithm for phase comparison with a broad market.

书上的关于屏幕保护程序的代码，VC++编的，希望对大家有帮助-Books on the code screen saver, VC++ Series, and they hope to help everyone

VB60系统函数速查系统，包括WINdows标准API调用方式及参量定义，能够为学习VB60提供相当不错的技术资料.-VB60 system function Quick Fact systems, including the standard API calls WINdows methods and parameters defined for learning VB60 can provide very good technical information.

学习程序设计必须做的五百题!这是南开大学学习C语言编程的必做之题!-learning process must be designed so that the 500! This is the Nankai University learning C programming language is supposed to and that certainly!