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磁头解码芯片PA1100特性： 　　1、支持单、双、三轨磁条卡解码； 　　2、内置RAM缓存数据； 　　2、使用简单，无需外部阻容； 　　4、支持正反向刷卡； 　　5、支持自动增益； 　　6、超低功耗，读卡电流小于800uA，休眠电流小于1uA； 　　7、读卡速度5-254cm/秒； 　　8、读卡强度30 -200 ISO7811标准； 　　9、采用shift-out串行接口； 　　10、2.7~3.3V供电； 　　11、多种封装

动态链接库DLL编程篇 动态链接库DLL编程篇 -DLL dynamic link library dynamic link library programming articles articles DLL programming programming DLL dynamic link library dynamic link library DLL Part Programming Part

一本非常有价值的MAtlab编程参考书，值得一看。-A very valuable reference book MAtlab programming, worth a visit.

EJB3.0电子版本教材,是目前比较新的电子版本的教材,对学习EJB有帮助-EJB3.0 electronic version of materials, is a relatively new kind of electronic versions of textbooks, learning EJB has helped

An Overview of the C++ Programming Language

随着USB总线的发展和应用以及USB接口芯片出现，现在USB接口卡应该是一个即实用又方便的选择了-With the USB bus, as well as the development and application of emerging USB interface chip, and now USB interface card that should be a practical and convenient choice

多媒体编程与普通程序设计的主要区别是要对各种媒体进行操作编程，以使程序具备多媒体效果。-multimedia programming and design of the ordinary procedures of the main differences is to operate a variety of media programming, so that procedures have multimedia effects.

GNU make的编写详解，对编写makefile很有帮助。-GNU make the preparation of detailed, helpful to the preparation of makefile.

Python Cookbook, useful for any levels you have reached! For reference, for beginners!

This book is based on my best-selling book Sams Teach Yourself SQL in 10 Minutes, which has become one of the most-used SQL tutorials in the world, with an emphasis on teaching what you really need to know, methodically, systematically, and simply.