随着现在社会的发展，人们都避免不了要到某些城市去公干或其他的事情。一旦你对这个城市不熟悉，你的出门就会举步维艰。打的，对于一些因公出差的人来说算不了什么，但是对...

Device Class Definition for Physical Interface Devices (PID)

JTAG接口编程，不用多说了，最直接的程序下载都依靠他，欢迎交流。-JTAG interface programming, Needless to say, the most direct procedure to download rely on him, and welcomed the exchange.

可编程通用开关电容有源滤波器MAX261及其应用-Programmable Universal Switched-Capacitor Active Filter MAX261 and Its Application

this the rar file useful for the student s-this is the rar file useful for the student s

游戏扫描板电路原理图,核心芯片HA11235,街机的专用显示板-games plate scanning circuit diagram, and the core chip HA11235, arcade dedicated display

This an intrusion detection code. I hope this will help people doing work in IDS with secure aodv-This is an intrusion detection code. I hope this will help people doing work in IDS with secure aodv..

华为 Quidway 系列多协议路由器，支持 PPP、FR、X25、SLIP、HDLC 等网络协议，用户可通过各种广域网线路接入 Internet 及互联互访。 路由器内置安全防火墙、NAT、RADIUS 安全认证，以及 CALL BACK 等多项互联安全防护功能；并通过 CA 认证协议的验证和 IPSec 隧道协议，在 Internet 上构建安全可靠的网络通道，基于硬件的数据加密，将保密数据加密后在隧道上传输，加密数据有可靠的保密性但牺牲了效率；非保密数据可以通过一般性安全处理在隧道上传输，保证较高的转发速率。硬件加密的算法采用专门的芯片（经过国家相关部门批准）进行加密，密钥长度大于 128 位，并提供高强度的一次一密功能。配合完全自主知识产权的软硬件平台，提供网络的安全互联和数据的安全传输的安全解决方案。 而 "备份中心"的可靠性备份解决方案，实现多种线路之间的任意备份和业务分担，为网络提供业界最坚固的保护屏障，保证网络的可靠运行。-Huawei Quidway series of multi-protocol routers to support PPP, FR, X25, SLIP, HDLC and other network protocols, users can through various WAN lines and Internet access to the Internet visits. Built-in security firewall router, NAT, RADIUS authentication, and a number of other CALL BACK Internet security protection functions; And through CA and validation of the agreement IPSec agreement on the Internet to establish a secure and reliable network access, hardware-based data encryption, data encryption confidentiality the tunnels on the Tunnel, a reliable data encryptio

触摸传感器焊接注意事项,OMRON的硬件设计方案。触摸按钮设计芯片的使用说明。-welding attention to the touch sensor, OMRON hardware design. Touch the button design chips for use.

国内先进的电力网络地理信息系统解决方案。-domestic advanced electricity networks geographic information system solutions.

介绍一种采用半桥电路的开关电源，其输入电压为交流220V±20％，输出电压为直流4～16V，最大电流40A，工作频率50kHz。重点介绍了该电源的设计思想，工作原理及特点。-Introduction of a half-bridge circuit using the switching power supply, the input voltage for AC 220V ± 20, output voltage of DC 4 ~ 16V, maximum current 40A, operating frequency of 50kHz. Focuses on the design of the power of thought, working principle and characteristics.