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nat-users-guide

  • Virtex-5 GTP Transceiver Wizar

    The LogiCORE™ GTP Wizard automates the task of creating HDL wrappers to configure the high-speed serial GTP transceivers in Virtex™-5 LXT and SXT devices. The menu-driven interface allows one or more GTP transceivers to be configured using pre-definedtemplates for popular industry standards, or from scratch, to support a wide variety of custom protocols.The Wizard produces a wrapper, an example design, and a testbench for rapid integration and verification of the serial interface with your custom function Features• Creates customized HDL wrappers to configureVirtex-5 RocketIO™ GTP transceivers• Users can configure Virtex-5 GTP transceivers toconform to industry standard protocols usingpredefined templates, or tailor the templates forcustom protocols• Included protocol templates provide support for thefollowing specifications: Aurora, CPRI, FibreChannel 1x, Gigabit Ethernet, HD-SDI, OBSAI,OC3, OC12, OC48, PCI Express® (PCIe®), SATA,SATA II, and XAUI• Automatically configures analog settings• Each custom wrapper includes example design, testbench; and both implementation and simulation scripts

    标签: Transceiver Virtex Wizar GTP

    上传时间: 2013-10-20

    上传用户:dave520l

  • 传输线

    第一章  传输线理论一  传输线原理二  微带传输线三  微带传输线之不连续分析第二章  被动组件之电感设计与分析一  电感原理二  电感结构与分析三  电感设计与模拟四  电感分析与量测传输线理论与传统电路学之最大不同,主要在于组件之尺寸与传导电波之波长的比值。当组件尺寸远小于传输线之电波波长时,传统的电路学理论才可以使用,一般以传输波长(Guide wavelength)的二十分之ㄧ(λ/20)为最大尺寸,称为集总组件(Lumped elements);反之,若组件的尺寸接近传输波长,由于组件上不同位置之电压或电流的大小与相位均可能不相同,因而称为散布式组件(Distributed elements)。 由于通讯应用的频率越来越高,相对的传输波长也越来越小,要使电路之设计完全由集总组件所构成变得越来越难以实现,因此,运用散布式组件设计电路也成为无法避免的选择。 当然,科技的进步已经使得集总组件的制作变得越来越小,例如运用半导体制程、高介电材质之低温共烧陶瓷(LTCC)、微机电(MicroElectroMechanical Systems, MEMS)等技术制作集总组件,然而,其中电路之分析与设计能不乏运用到散布式传输线的理论,如微带线(Microstrip Lines)、夹心带线(Strip Lines)等的理论。因此,本章以讨论散布式传输线的理论开始,进而以微带传输线为例介绍其理论与公式,并讨论微带传输线之各种不连续之电路,以作为后续章节之被动组件的运用。

    标签: 传输线

    上传时间: 2013-11-10

    上传用户:潇湘书客

  • SM320 PCB LAYOUT GUIDELINES

    Silicon Motion, Inc. has made best efforts to ensure that the information contained in this document is accurate andreliable. However, the information is subject to change without notice. No responsibility is assumed by SiliconMotion, Inc. for the use of this information, nor for infringements of patents or other rights of third parties.Copyright NoticeCopyright 2002, Silicon Motion, Inc. All rights reserved. No part of this publication may be reproduced, photocopied,or transmitted in any form, without the prior written consent of Silicon Motion, Inc. Silicon Motion, Inc. reserves theright to make changes to the product specification without reservation and without notice to our users

    标签: GUIDELINES LAYOUT 320 PCB

    上传时间: 2013-10-10

    上传用户:manga135

  • MATLAB环境下的GUI编程

    matlab guide,MATLAB环境下的GUI编程。

    标签: MATLAB GUI 环境 编程

    上传时间: 2013-11-18

    上传用户:kaixinxin196

  • 确定任务参数的温度记录仪

    Logger iButton devices have gained a lot of popularity with researchers. Although free evaluation software is easy to use and welldocumented, the choices and inputs that need to be made can sometimes be challenging. This application note explains technicalterms that are common with temperature logger iButtons and how they relate to each other. Additionally, it presents an algorithm tohelp users choose the necessary input parameters, including the sample rate based on a user's needs and the available memory tostore the data.

    标签: 参数 温度记录仪

    上传时间: 2013-11-16

    上传用户:xywhw1

  • CGAL is a collaborative effort of several sites in Europe and Israel. The goal is to make the most i

    CGAL is a collaborative effort of several sites in Europe and Israel. The goal is to make the most important of the solutions and methods developed in computational geometry available to users in industry and academia in a C++ library. The goal is to provide easy access to useful, reliable geometric algorithms

    标签: collaborative several Europe Israel

    上传时间: 2015-01-09

    上传用户:refent

  • XMail is an Internet and intranet mail server featuring an SMTP server, POP3 server, finger server,

    XMail is an Internet and intranet mail server featuring an SMTP server, POP3 server, finger server, multiple domains, no need for users to have a real system account, SMTP relay checking, RBL/RSS/ORBS/DUL and custom ( IP based and address based ) spam protection, SMTP authentication ( PLAIN LOGIN CRAM-MD5 POP3-before-SMTP and custom ), a POP3 account syncronizer with external POP3 accounts, account aliases, domain aliases, custom mail processing, direct mail files delivery, custom mail filters, mailing lists, remote administration, custom mail exchangers, logging, and multi-platform code. XMail sources compile under GNU/Linux, FreeBSD, OpenBSD, NetBSD, OSX, Solaris and NT/2K/XP.

    标签: server featuring Internet intranet

    上传时间: 2015-01-12

    上传用户:asddsd

  • The project demonstrates many Windows common controls, including the extensive use of image lists. T

    The project demonstrates many Windows common controls, including the extensive use of image lists. The project was used in the book "The Revolutionary Guide To MFC 4 Programming With Visual C++", published by Wrox Press.

    标签: demonstrates including extensive controls

    上传时间: 2015-01-30

    上传用户:zhengjian

  • 《代码大全》的英文版名称是 Code Complete: A Practical Handbook of Software Construction。 它获得1993年美国软件开发杂志Jolt大奖

    《代码大全》的英文版名称是 Code Complete: A Practical Handbook of Software Construction。 它获得1993年美国软件开发杂志Jolt大奖,被美国包括MIT在内的十多所大学作为计算机软件学科的教材。 作者Steve McConnell的另外三本著作是 Rapid Development,Software Project Survival Guide ,After the Gold Rush 。 本软件设计实用手册内容覆盖了开发过程中最重要部分的艺术性和科学性。 其焦点在于成功的程序设计技术。

    标签: Construction Practical Complete Handbook

    上传时间: 2015-02-17

    上传用户:songnanhua

  • java 开发的邮件服务器平台。支持以下协议。 协议可以修改为自己的专门标识

    java 开发的邮件服务器平台。支持以下协议。 协议可以修改为自己的专门标识,这个版本绝对能用,我自己的邮件服务器就是使用这个开源项目,修改后架设的,据说21cn也是用这个引擎开发的邮件系统。SMTP转发的时候需要二次开发。 Item Status Since First released SMTP server Stable 1.0 0.95 Mailet Engine Stable 1.2 0.95 FileSystem mailboxes/spool Stable 1.2 1.0 RDBMS mailboxes/spool Stable 1.2 1.2 POP3 server Stable 1.1 1.0 RDBMS - Users Stable 1.2.1 1.2.1 LDAP Support - Users Experimental 1.2 1.2 TLS Support - POP3 Experimental 1.2 1.2 Remote Manager Stable 1.0 1.0 TLS Support - Remote Manager Stable 1.2 1.2 NNTP server Experimental 1.2 1.2 FetchPOP Experimental 2.1 2.1

    标签: java 协议 服务器 修改

    上传时间: 2014-01-19

    上传用户:zhouchang199