spartan3的一个开发板的原理图，国内一个公司制作的，值得看一下...

关于液晶显示模块和键盘电路设计的资料，对于电子初学者是有很大的帮助-On the liquid crystal display module and the keyboard circuit design information, for electronic beginners there is a great help

CH372 USB-UART Chip Specification Document,for reference only

PKE（被动无钥门禁系统，汽车车门控制）整个系统基站部分原理图。-PKE (passive-keyless-entry system, car door control) base station part of the whole system schematic.

易网OA办公自动化系统是在总结了大量行政和企事业对日常办公，工作监控，以及领导辅助决策需求的基础上，以现代管理理论为指导，结合先进的管理理念而抽象出通用模型，基于业界领先的Lotus Domino/Notes R5,R6群件平台自主开发的软件产品。-easy network OA system is summed up in a lot of administrative and routine office enterprises, control and decision support needs leadership on the basis of modern management theory as a guide, combining advanced management ideas and abstract universal model, based on the industry-leading Lotus Domino/Notes R5, R6 groupware platform independent development of software products.

射频识别芯片在汽车智能防盗报警装置中的应用,较之普通的磁卡和ＩＣ 卡，ＲＦＩＤ技术具有使用方便、数据交换速度快、便于维护和使用寿命长等优点。特别是它解决了无源（卡中无电源）和免接触这两大难题。-Radio frequency identification chip in the smart car anti-theft alarm device, compared with ordinary magnetic cards and IC cards, RFID technology has the ease of use, data exchange speed, ease of maintenance and long life etc.. In particular, it has resolved a passive (no power supply card) and free access to these two problems.

this is a book of modelsim hou fang zhen,it is very good for study modelsim,-this is a book of modelsim hou fang zhen, it is very good for study modelsim.

本系统包括的功能主要有以下几点： （1）库存管理的各种信息的输入，包括入库、出库、还库、需求信息的输入等。 （2）库存管理的各种信息的查询、修改和维护。 （3）设备采购报表的生成。 -The main function of this system includes the following points: (1) inventory management of all kinds of information input, including inbound, outbound, but also libraries, demand information input and so on. (2) inventory management, a variety of information queries, modify and maintain. (3) The equipment purchase report generation.

软件名称： 　　MiniSniffer网络抓包工具 V1.0 软件功能： 　　一个小巧的网络抓包工具（嗅探器），绿色软件-software title : MiniSniffer-capturing Packet Network Tools V1.0 software functions : a compact network-capturing Packet tools (sniffer), green software

POS―MIS前台ER图设计范例，DOC文档。-POS-MIS prospects ER designs example, DOC files.

流媒体 p2p流可靠性研究 会议论文 清华大学课程指定阅读文献-Improving Resiliency of Overlay Networks for Streaming Applications_2006.pdf Improving the Fault Resilience of Overlay Multicast for Media Streaming_TPDS2007.pdf ……