<?xml version="1.0" encoding="gb2312"?><rss version="2.0"><channel><title>viseng的博客</title><link></link><description></description><language>zh-cn</language><generator>Goodspeed Rss</generator><ttl>20</ttl><pubDate>Sat, 17 May 2008 11:05:48 GMT</pubDate><category></category><copyright></copyright><docs></docs><item><title>一个关于串口的问题</title><pubDate>Thu, 15 May 2008 22:52:34 GMT</pubDate><link>http://blog.ednchina.com/viseng/115758/message.aspx</link><description>今天碰到一个问题很奇怪: 我做的一块PCB板(海思的DVS方案),里面是一个ARM9的核, 然后我用新板子烧好boot后,由boot引导通过网口下载了系统(包括文件系统),用串口软件查看启动信息,奇怪的是,在boot引导及系统引导一半时,返回信息都正常,说明串口收发都没有问题,但系统加载后,接下来的</description><comments></comments><guid>http://blog.ednchina.com/viseng/115758/message.aspx</guid><category></category><author>viseng</author></item><item><title>PADS日常使用总结备忘</title><pubDate>Tue, 11 Mar 2008 15:03:24 GMT</pubDate><link>http://blog.ednchina.com/viseng/91360/message.aspx</link><description>都是一些平时用时的一些小东东,有时会一时卡住....1. PADS layout中,当打开DRC(drp)后,这时改动Text的内容将变成灰显,改不了,需要关掉DRC(dro)后才能修改.2.布完板后,在空闲位置打地孔,可将过孔Gird(GV n设置)设成一个较大值(如50mil),先选择一个已经设</description><comments></comments><guid>http://blog.ednchina.com/viseng/91360/message.aspx</guid><category></category><author>viseng</author></item><item><title>PADS2007功能改进</title><pubDate>Fri, 15 Feb 2008 10:26:30 GMT</pubDate><link>http://blog.ednchina.com/viseng/84300/message.aspx</link><description> PADS2007功能改进，有些功能还是挺实用的</description><comments></comments><guid>http://blog.ednchina.com/viseng/84300/message.aspx</guid><category></category><author>viseng</author></item><item><title>每日单词 20080215</title><pubDate>Fri, 15 Feb 2008 09:00:31 GMT</pubDate><link>http://blog.ednchina.com/viseng/84279/message.aspx</link><description> 1. drive 驾车，驱动器；开车，驱赶；2. drop 滴下，落下；下降；变弱；3. dry 干的，干燥的，口渴的；变干，（使）干燥；4. duration 持续时间，为期；5. during 在...的期间，在...的时候；6. effort 努力，成就；7. eight 八字形，八；8. </description><comments></comments><guid>http://blog.ednchina.com/viseng/84279/message.aspx</guid><category></category><author>viseng</author></item><item><title>每日单词 20080214</title><pubDate>Thu, 14 Feb 2008 09:17:55 GMT</pubDate><link>http://blog.ednchina.com/viseng/84216/message.aspx</link><description> 1. definition 定义，解说，精确度，清晰度2. deliver 递送，陈述，释放，引渡，瞄准，发表；3. denote 指示，表示；4. density 密度；5. dependant 侍从，食客；6. description 描写，记述，形容；种类；7. designer 阴谋家，设</description><comments></comments><guid>http://blog.ednchina.com/viseng/84216/message.aspx</guid><category></category><author>viseng</author></item><item><title>在高速电路中信号完整性分析</title><pubDate>Thu, 31 Jan 2008 15:27:26 GMT</pubDate><link>http://blog.ednchina.com/viseng/83450/message.aspx</link><description>一份入门级的高速电路中信号完整性分析资料：在高速电路中信号完整性分析</description><comments></comments><guid>http://blog.ednchina.com/viseng/83450/message.aspx</guid><category></category><author>viseng</author></item><item><title>如何通过仿真有效提高数模混合设计性能</title><pubDate>Thu, 31 Jan 2008 11:50:31 GMT</pubDate><link>http://blog.ednchina.com/viseng/83432/message.aspx</link><description>刚在网上下的,觉得不错就上传放这里了,分上下册上册下册值得看看</description><comments></comments><guid>http://blog.ednchina.com/viseng/83432/message.aspx</guid><category></category><author>viseng</author></item><item><title>cadence菜单使用说明</title><pubDate>Sun, 27 Jan 2008 23:12:57 GMT</pubDate><link>http://blog.ednchina.com/viseng/82994/message.aspx</link><description>先放这里...到公司时看cadence菜单使用说明.pdf</description><comments></comments><guid>http://blog.ednchina.com/viseng/82994/message.aspx</guid><category></category><author>viseng</author></item><item><title>每日单词20080126</title><pubDate>Sat, 26 Jan 2008 19:20:06 GMT</pubDate><link>http://blog.ednchina.com/viseng/82925/message.aspx</link><description>1. appropriate &amp;amp;#160; &amp;amp;#160; &amp;amp;#160;适当的；&amp;amp;#160; &amp;amp;#160; &amp;amp;#160; &amp;amp;#160; &amp;amp;#160;2. engineer &amp;amp;#160; &amp;amp;#160; &amp;amp;#160; &amp;amp;#160; 工程师，技师，火车司机，工兵；3. integrity &amp;amp;#160; &amp;amp;#</description><comments></comments><guid>http://blog.ednchina.com/viseng/82925/message.aspx</guid><category></category><author>viseng</author></item><item><title>每日单词 20080125</title><pubDate>Fri, 25 Jan 2008 17:18:12 GMT</pubDate><link>http://blog.ednchina.com/viseng/82633/message.aspx</link><description> 1. control 控制，支配，管理，调节，控制器；2. coprocessor 协处理器；3. copyright 版权，著作权；4. core 果核，中心，核心；5. country 国家，国土；乡村，故乡；乡下的，祖国的，故乡的；6. creative 创造性的，有创意的；7. criti</description><comments></comments><guid>http://blog.ednchina.com/viseng/82633/message.aspx</guid><category></category><author>viseng</author></item><item><title>器件知识(五)：晶振的选择</title><pubDate>Fri, 25 Jan 2008 14:52:58 GMT</pubDate><link>http://blog.ednchina.com/viseng/82612/message.aspx</link><description>器件选型：晶振晶振的选择.pdf</description><comments></comments><guid>http://blog.ednchina.com/viseng/82612/message.aspx</guid><category></category><author>viseng</author></item><item><title>20-H准则及屏蔽过孔对板辐射的作用</title><pubDate>Fri, 25 Jan 2008 14:35:04 GMT</pubDate><link>http://blog.ednchina.com/viseng/82604/message.aspx</link><description>看了这篇文章后才算对20-H原则有了一个系统的了解啊, 原来有点一概而论了20-H准则及屏蔽过孔对板辐射的作用.pdf</description><comments></comments><guid>http://blog.ednchina.com/viseng/82604/message.aspx</guid><category></category><author>viseng</author></item><item><title>EMC/EMI设计秘籍</title><pubDate>Fri, 25 Jan 2008 13:58:12 GMT</pubDate><link>http://blog.ednchina.com/viseng/82593/message.aspx</link><description>PDF文件....大了一点点...只能压了上来EMC/EMI设计秘籍</description><comments></comments><guid>http://blog.ednchina.com/viseng/82593/message.aspx</guid><category></category><author>viseng</author></item><item><title>器件知识(四)：电感和磁珠的选型</title><pubDate>Fri, 25 Jan 2008 12:55:18 GMT</pubDate><link>http://blog.ednchina.com/viseng/82577/message.aspx</link><description>以前基本是看参考设计上有就跟着加,具体有什么作用也是个大概,真正的原理就搞不懂了....电感和磁珠的选型电感与磁珠联系与区别也是在网上找的...</description><comments></comments><guid>http://blog.ednchina.com/viseng/82577/message.aspx</guid><category></category><author>viseng</author></item><item><title>每日单词20080124</title><pubDate>Thu, 24 Jan 2008 14:51:49 GMT</pubDate><link>http://blog.ednchina.com/viseng/82450/message.aspx</link><description> 1. calculator 计算器；2. capacitance 电容，容量；3. capture 捕获，战利品；俘获，捕获，夺取；4. cause 原因，动机，理由；引起，惹起，促成；5. collision 碰撞，冲突；6. column 圆柱，柱状物，专栏，纵队；7. consider 考虑</description><comments></comments><guid>http://blog.ednchina.com/viseng/82450/message.aspx</guid><category></category><author>viseng</author></item><item><title>从数字电路工程师到信号完整性工程师</title><pubDate>Wed, 23 Jan 2008 16:39:23 GMT</pubDate><link>http://blog.ednchina.com/viseng/82151/message.aspx</link><description>下下来的一份资料，跟大家一起共享： Digital Engineer to Signal Integrity Engineer In 28 Hours边看边翻译下看看，练练英语，好多不会的，有牛人路过，也帮我看下翻译</description><comments></comments><guid>http://blog.ednchina.com/viseng/82151/message.aspx</guid><category></category><author>viseng</author></item><item><title>每日单词20080116</title><pubDate>Thu, 17 Jan 2008 01:18:13 GMT</pubDate><link>http://blog.ednchina.com/viseng/79937/message.aspx</link><description> 1. secure 安全的，可靠的，放心的；保护；2. digital 数字的，数位的，手指的；数字，数字式；3. general 普通，将军，概要；一般的，普通的，全面的，大体的；常规；4. draw 画，绘制，牵；领取，提取，引起，吸引；平局，和局；5. memory 记忆，记忆力，回忆，存储</description><comments></comments><guid>http://blog.ednchina.com/viseng/79937/message.aspx</guid><category></category><author>viseng</author></item><item><title>每日单词20080115</title><pubDate>Tue, 15 Jan 2008 08:54:16 GMT</pubDate><link>http://blog.ednchina.com/viseng/78777/message.aspx</link><description>1. claim 要求，主张；认领，声称；2. class 班级，阶级，种类；把...分类；3. clearance 清除；间隙；间距；4. clock 时钟；5. coherence 一致6. command 命令；掌握，支配，博得；7. commercial 商业的，贸易的；8. common </description><comments></comments><guid>http://blog.ednchina.com/viseng/78777/message.aspx</guid><category></category><author>viseng</author></item><item><title>allegro学习笔记</title><pubDate>Fri, 11 Jan 2008 15:54:14 GMT</pubDate><link>http://blog.ednchina.com/viseng/78054/message.aspx</link><description>这段时间开始学cadence，有路过的高手或是想一起学的同行留个联系方式，大家一起多多交流： 1．Etch 走线（这个表示走线还有点不习惯啊 Etch 蚀刻）；2．F10 ZOOM IN 放大；3．F11 ZOOM OUT 缩小；4．控制面板的位置：菜单View/Customization/Disp</description><comments></comments><guid>http://blog.ednchina.com/viseng/78054/message.aspx</guid><category></category><author>viseng</author></item><item><title>每日单词20080111</title><pubDate>Fri, 11 Jan 2008 11:31:32 GMT</pubDate><link>http://blog.ednchina.com/viseng/77950/message.aspx</link><description> 1.brand 商标，牌子，烙印；污辱，打火印；2.bridge 桥，船桥，鼻梁，桥牌；渡过，架桥；3.bright 明亮的，聪明的，辉煌的；4.broadband 宽带；5.buffer 缓冲器；6.bulk 大小，体积，散装；显得重要；7.burst 爆发，急于；脉冲；8.bypass 旁路；</description><comments></comments><guid>http://blog.ednchina.com/viseng/77950/message.aspx</guid><category></category><author>viseng</author></item></channel></rss>