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<title>抄板公司★PCB抄板PCB设计印刷电路板</title>
      <link>http://pcbchaoban.ycool.com/</link>
      <description><![CDATA[]]></description>
      <pubDate>Sat, 17 May 2008 01:05:58 GMT</pubDate>
      <lastBuildDate>Sat, 17 May 2008 01:05:58 GMT</lastBuildDate>
      <image>
        <url>http://sta.yculblog.com/images/logo/general-88x31.gif</url>
        <title>抄板公司★PCB抄板PCB设计印刷电路板</title>
        <link>http://pcbchaoban.ycool.com/</link>
      </image>
<item>
        <title>芯片解密和软件破解常见问答——龙人IC解密中心</title>
        <link>http://pcbchaoban.ycool.com/post.2069472.html</link>
        <description><![CDATA[<div class="Section0" style="LAYOUT-GRID:  15.6pt none">
<p class="0"><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: '宋体'; mso-spacerun: 'yes'"><font face="宋体">芯片解密和软件破解常见问答&mdash;&mdash;龙人IC解密中心</font></span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: '宋体'; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p class="0"><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: '宋体'; mso-spacerun: 'yes'"><font face="宋体">以下是龙人计算机</font></span><span><a href="http://www.icinf.com/"><span class="15" style="FONT-SIZE: 10pt; COLOR: rgb(0,0,255); FONT-FAMILY: '宋体'; TEXT-DECORATION: underline; mso-spacerun: 'yes'">IC<font face="宋体">芯片解密</font></span></a></span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: '宋体'; mso-spacerun: 'yes'"><font face="宋体">研究中心的芯片解密专家、</font></span><span><a href="http://icjiemi.xinwen520.net/"><span class="15" style="FONT-SIZE: 10pt; COLOR: rgb(0,0,255); FONT-FAMILY: '宋体'; TEXT-DECORATION: underline; mso-spacerun: 'yes'">IC<font face="宋体">解密专家</font></span></a></span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: '宋体'; mso-spacerun: 'yes'"><font face="宋体">、单片机解密专家和软件破解专家整理的关于软件破解的常见问题及回答。</font></span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: '宋体'; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p class="0"><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'">Q:<font face="宋体">哪些人可以学习</font></span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: '宋体'; mso-spacerun: 'yes'"><font face="宋体">软件</font></span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'"><font face="宋体">破解？&nbsp;</font></span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p class="0"><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'">A:<font face="宋体">任何会启动电脑并运行软件同时又想学习</font></span><span><a href="http://www.lrpcb.cn/xinpian.asp"><span class="15" style="FONT-SIZE: 10pt; COLOR: rgb(0,0,255); FONT-FAMILY: '宋体'; TEXT-DECORATION: underline; mso-spacerun: 'yes'"><font face="宋体">软件</font></span><span class="15" style="FONT-SIZE: 10pt; COLOR: rgb(0,0,255); FONT-FAMILY: 'Times New Roman'; TEXT-DECORATION: underline; mso-spacerun: 'yes'"><font face="宋体">破解</font></span></a></span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'"><font face="宋体">的人。我说的全是实话，如果你既不会启动电脑又不会运行软件，那么我教你一个更高深的吧--破解电脑，呵呵，很简单，到大街上随便抡个板砖什么的，回去慢慢破解吧&nbsp;(记得关电源)&nbsp;</font></span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p class="0"><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'">Q:<font face="宋体">有没有什么办法可以使我快速入门</font></span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: '宋体'; mso-spacerun: 'yes'"><font face="宋体">软件破解和</font></span><span><a href="http://www.dmpcb.cn/services/IC/"><span class="15" style="FONT-SIZE: 10pt; COLOR: rgb(0,0,255); FONT-FAMILY: '宋体'; TEXT-DECORATION: underline; mso-spacerun: 'yes'"><font face="宋体">芯片解密</font></span></a></span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: '宋体'; mso-spacerun: 'yes'"><font face="宋体">，</font></span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'"><font face="宋体">并成为高手？&nbsp;</font></span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p class="0"><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'">A:<font face="宋体">有。但你得是个MM(P不PL无所谓)，然后找个离你家最近的破解达人，什么也不用做，眨个眼放个电之类的会吧（现在连初中的小女生都会这个），然后就成了，呵呵，想破什么的话，让高手帮忙吧，到时说成是自己破的就成了&nbsp;MM问为什么？因为那些高手大都奇丑无比，呵呵，有了头脑就没了长相，男的也是这样，而且越是高手，长的就是越丑。据说一次市里到CCG考察奶牛们的出乳情况，看到大哥Sun某的时候，说了句&ldquo;这奶牛个儿这么小啊，中午大家吃涮锅&rdquo;&nbsp;(众大哥:大家准备好家伙，我们一会儿要去械斗)。呵呵，玩笑开到这里，其实我说这么多，只是想告诉你，学习</font></span><span><a href="http://www.pcbinf.com/xpjm.html"><span class="15" style="FONT-SIZE: 10pt; COLOR: rgb(0,0,255); FONT-FAMILY: '宋体'; TEXT-DECORATION: underline; mso-spacerun: 'yes'"><font face="宋体">加密狗</font></span><span class="15" style="FONT-SIZE: 10pt; COLOR: rgb(0,0,255); FONT-FAMILY: 'Times New Roman'; TEXT-DECORATION: underline; mso-spacerun: 'yes'"><font face="宋体">破解</font></span></a></span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'"><font face="宋体">跟其它技术一样，请你不要试图投机取巧，要想学，就脚踏实地，多看教程多动手实践积累经验，不要经常POSE那种弱智问题&ldquo;我不懂XX，请问我能学破解吗？&rdquo;，答案是不能，你问的同时，不也正在学吗？想知道重要吗？那我告诉你好了，凡是看雪教程上要求掌握的，你全要掌握，这还不算，要想成为高手就必须精通，如果你不想一直只停留在入门阶段的话。不要想偷机取巧，谁一开始也不是什么都会的，但你只要花一些时间和一小部分精力，那么没有什么你学不会的，知识是要积累的，你知道自己不会却不去学，而在那儿问重不重要，人家会觉的你这个人并不想认真学破解，而是报有侥幸心理在浪费时间，请不要做浪费时间的人。不要刚开始学就想马上成为高手，没有高手，你没必要立下超越的目标，只把学知识放在首位就够了，欲速则不达，请不要做急于求成的人。</font></span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p class="0"><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: '宋体'; mso-spacerun: 'yes'"><font face="宋体">芯片解密&nbsp;软件破解&nbsp;IC解密&nbsp;单片机解密&nbsp;加密狗破解</font></span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p class="0"><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'">Q:<font face="宋体">学</font></span><span><a href="http://www.pcb-ic.com/IC/index.html"><span class="15" style="FONT-SIZE: 10pt; COLOR: rgb(0,0,255); FONT-FAMILY: '宋体'; TEXT-DECORATION: underline; mso-spacerun: 'yes'"><font face="宋体">软件</font></span><span class="15" style="FONT-SIZE: 10pt; COLOR: rgb(0,0,255); FONT-FAMILY: 'Times New Roman'; TEXT-DECORATION: underline; mso-spacerun: 'yes'"><font face="宋体">破解</font></span></a></span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'"><font face="宋体">对我来说有什么好处？&nbsp;</font></span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p class="0"><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'">A:<font face="宋体">这个问题应该你自己来回答，呵呵，你为什么要学？&ldquo;我想免费使用共享软件&rdquo;倒...那多少也算是个目的，但我希望你不要只报这种目的(目前国内共享软件业还有待发展)。我只是想说给那些只是因为一时冲动才学习破解的人，请将你们当初的冲动继续维持下去，你需要明白，学习破解的目的不只在于破解软件这个词，也许后来你会变为软件分析，随着学习时间的增加，对你的编程水平，相信会有相当大的提高。学习别人好的思想，并化为已用&nbsp;就我个人来说，学习破解可以把我的汇编的基础给打好，呵呵，俺对操作系统这玩意儿感兴趣，到时候还想写出来个玩玩儿呢，所以汇编这关必须要过....&nbsp;</font></span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p class="0"><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'">Q:<font face="宋体">我很笨，那些大虾的教程我大都看不明白，我能学会吗？&nbsp;</font></span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p class="0"><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'">A:<font face="宋体">永远不要说你笨，你只是学的比人家晚而已，太高深的看不懂，那你就捡能看懂的看，别人能入门，你也能，不得要领只是暂时，大虾与你，也许差的就是一两年时间的问题。&nbsp;</font></span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p class="0"><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: '宋体'; mso-spacerun: 'yes'"><font face="宋体">深圳</font></span><span><a href="http://mcuiclr.web.17jzw.com/"><span class="15" style="FONT-SIZE: 10pt; COLOR: rgb(0,0,255); FONT-FAMILY: '宋体'; TEXT-DECORATION: underline; mso-spacerun: 'yes'"><font face="宋体">单片机芯片解密专家</font></span></a></span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: '宋体'; mso-spacerun: 'yes'"><font face="宋体">龙人计算机提供合法用途的</font></span><span><a href="http://mcuiclr.blog.china.com/"><span class="15" style="FONT-SIZE: 10pt; COLOR: rgb(0,0,255); FONT-FAMILY: '宋体'; TEXT-DECORATION: underline; mso-spacerun: 'yes'"><font face="宋体">单片机解密</font></span></a></span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: '宋体'; mso-spacerun: 'yes'"><font face="宋体">、芯片解密和IC解密加密业务包括MCU解密工具、单片机芯片解密软件、单片机解密设备、单片机解密仪器、IC解密方法和芯片解密方案等。详情见：</font></span><span><a href="http://www.pcbinf.com/xpjm.html"><span class="15" style="FONT-SIZE: 10pt; COLOR: rgb(0,0,255); FONT-FAMILY: '宋体'; TEXT-DECORATION: underline; mso-spacerun: 'yes'">http://www.pcbinf.com/xpjm.html</span></a></span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: '宋体'; mso-spacerun: 'yes'"><o:p></o:p></span></p>
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]]></description>
        <guid isPermaLink="true">http://pcbchaoban.ycool.com/post.2069472.html</guid>
        <pubDate>Sat, 17 May 2008 01:05:52 GMT</pubDate>
<category>芯片解密</category>

        <category>ic解密</category>

        <category>单片机解密</category>

        <category>软件破解</category>

        <category>加密狗破解</category>
      </item>

      <item>
        <title>用PCB设计软件PROTEL99制作印刷电路板的基本流程</title>
        <link>http://pcbchaoban.ycool.com/post.2069470.html</link>
        <description><![CDATA[<div class="Section0" style="LAYOUT-GRID:  15.6pt none">
<p class="0"><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'"><font face="宋体">用</font></span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: '宋体'; mso-spacerun: 'yes'">PCB<font face="宋体">设计软件</font></span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'">PROTEL99<font face="宋体">制作印刷电路</font></span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: '宋体'; mso-spacerun: 'yes'"><font face="宋体">板</font></span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'"><font face="宋体">的基本流程</font></span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p class="0"><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: '宋体'; mso-spacerun: 'yes'"><font face="宋体">以下是</font></span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'"><font face="宋体">用PROTEL99制作印刷电路</font></span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: '宋体'; mso-spacerun: 'yes'"><font face="宋体">板</font></span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'"><font face="宋体">的基本流程</font></span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: '宋体'; mso-spacerun: 'yes'"><font face="宋体">，</font></span><span><a href="http://pcbchaoban.xinwen520.net/"><span class="15" style="FONT-SIZE: 10pt; COLOR: rgb(0,0,255); FONT-FAMILY: '宋体'; TEXT-DECORATION: underline; mso-spacerun: 'yes'">PCB<font face="宋体">抄板流程</font></span></a></span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: '宋体'; mso-spacerun: 'yes'"><font face="宋体">是PCB设计的逆向过程，也是使用</font></span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'">PROTEL99</span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: '宋体'; mso-spacerun: 'yes'"><font face="宋体">软件。深圳</font></span><span><a href="http://www.pcbinf.com/"><span class="15" style="FONT-SIZE: 10pt; COLOR: rgb(0,0,255); FONT-FAMILY: '宋体'; TEXT-DECORATION: underline; mso-spacerun: 'yes'"><font face="宋体">龙人计算机</font></span></a></span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: '宋体'; mso-spacerun: 'yes'"><font face="宋体">作为抄板、</font></span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'">PCB</span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: '宋体'; mso-spacerun: 'yes'"><font face="宋体">抄板</font></span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'"><font face="宋体">、PCB改板、PCB</font></span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: '宋体'; mso-spacerun: 'yes'"><font face="宋体">设计</font></span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'"><font face="宋体">、</font></span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: '宋体'; mso-spacerun: 'yes'">PCB&nbsp;Layout<font face="宋体">、</font></span><span><a href="http://www.icinf.com/"><span class="15" style="FONT-SIZE: 10pt; COLOR: rgb(0,0,255); FONT-FAMILY: '宋体'; TEXT-DECORATION: underline; mso-spacerun: 'yes'"><font face="宋体">芯片解密</font></span></a></span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: '宋体'; mso-spacerun: 'yes'"><font face="宋体">、单片机解密、软件破解、</font></span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'"><font face="宋体">样机调试、BOM</font></span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: '宋体'; mso-spacerun: 'yes'"><font face="宋体">清</font></span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'"><font face="宋体">单、PCB</font></span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: '宋体'; mso-spacerun: 'yes'"><font face="宋体">板</font></span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'"><font face="宋体">成品加工一条龙服务型企业</font></span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: '宋体'; mso-spacerun: 'yes'">,<font face="宋体">是深圳最专业的抄板公司.</font></span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: '宋体'; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p class="0"><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'"><font face="宋体">一、电路</font></span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: '宋体'; mso-spacerun: 'yes'"><font face="宋体">板</font></span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'"><font face="宋体">设计的先期工作</font></span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p class="0"><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'"><font face="宋体">　　1、利用原理图设计工具绘制原理图，并且生成对应的网络表。当然，有些特殊情况下，如电路</font></span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: '宋体'; mso-spacerun: 'yes'"><font face="宋体">板</font></span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'"><font face="宋体">比较简单，已经有了网络表等情况下也可以不进行原理图的设计，直接进入PCB设计系统，在PCB设计系统中，可以直接取用零件封装，人工生成网络表。</font></span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p class="0"><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'">2<font face="宋体">、手工更改网络表&nbsp;将一些元件的固定用脚等原理图上没有的焊盘定义到与它相通的网络上，没任何物理连接的可定义到地或保护地等。将一些原理图和PCB封装库中引脚名称不一致的器件引脚名称改成和PCB封装库中的一致，特别是二、三极管等。</font></span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p class="0"><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'"><font face="宋体">二、画出自己定义的非标准器件的封装库</font></span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p class="0"><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'"><font face="宋体">　　建议将自己所画的器件都放入一个自己建立的PCB&nbsp;库专用设计文件。</font></span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p class="0"><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'"><font face="宋体">三、设置</font></span><span><a href="http://www.pcbsj.com/"><span class="15" style="FONT-SIZE: 10pt; COLOR: rgb(0,0,255); FONT-FAMILY: 'Times New Roman'; TEXT-DECORATION: underline; mso-spacerun: 'yes'">PCB<font face="宋体">设计</font></span></a></span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'"><font face="宋体">环境和绘制印刷电路的版框含中间的镂空等</font></span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p class="0"><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'"><font face="宋体">　　1、进入PCB系统后的第一步就是设置PCB设计环境，包括设置格点大小和类型，光标类型，版层参数，布线参数等等。大多数参数都可以用系统默认值，而且这些参数经过设置之后，符合个人的习惯，以后无须再去修改。</font></span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p class="0"><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'"><font face="宋体">　　2、规划电路版，主要是确定电路版的边框，包括电路版的尺寸大小等等。在需要放置固定孔的地方放上适当大小的焊盘。对于3mm&nbsp;的螺丝可用6.5~8mm&nbsp;的外径和3.2~3.5mm&nbsp;内径的焊盘对于标准板可从其它板或PCB&nbsp;izard&nbsp;中调入。</font></span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p class="0"><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'"><font face="宋体">　　注意：在绘制电路版地边框前，一定要将当前层设置成Keep&nbsp;Out层，即禁止布线层。</font></span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p class="0"><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'"><font face="宋体">四、打开所有要用到的PCB&nbsp;库文件后，调入网络表文件和修改零件封装</font></span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p class="0"><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'"><font face="宋体">　　这一步是非常重要的一个环节，网络表是PCB自动布线的灵魂，也是原理图设计与印象电路版设计的接口，只有将网络表装入后，才能进行电路版的布线。</font></span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p class="0"><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'"><font face="宋体">在原理图设计的过程中，ERC检查不会涉及到零件的封装问题。因此，原理图设计时，零件的封装可能被遗忘，在引进网络表时可以根据设计情况来修改或补充零件的封装。</font></span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p class="0"><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'"><font face="宋体">当然，可以直接在PCB内人工生成网络表，并且指定零件封装。</font></span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p class="0"><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'"><font face="宋体">五、布置零件封装的位置，也称零件布局</font></span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p class="0"><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'"><font face="宋体">七、布线规则设置</font></span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p class="0"><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'"><font face="宋体">　　在不希望有走线的区域内放置FILL&nbsp;填充层，如散热器和卧放的两脚晶振下方所在布线层，要上锡的在Top&nbsp;或Bottom&nbsp;Solder&nbsp;相应处放FILL。</font></span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p class="0"><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'"><font face="宋体">布线规则设置也是印刷电路版设计的关键之一，需要丰富的实践经验。</font></span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p class="0"><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'"><font face="宋体">八、自动布线和手工调整</font></span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p class="0"><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'"><font face="宋体">九、切换到单层显示模式下（点击菜单命令Tools/Preferences，选中对话框中Display栏的Single&nbsp;Layer&nbsp;Mode）</font></span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p class="0"><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'"><font face="宋体">　　将每个布线层的线拉整齐和美观。手工调整时应经常做DRC，因为有时候有些线会断开而你可能会从它断开处中间走上好几根线，快完成时可将每个布线层单独打印出来，以方便改线时参考，其间也要经常用3D显示和密度图功能查看。</font></span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p class="0"><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'"><font face="宋体">　　最后取消单层显示模式，存盘。</font></span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p class="0"><span><a href="http://www.pcblab.net/PCB/SheJi/"><span class="15" style="FONT-SIZE: 10pt; COLOR: rgb(0,0,255); FONT-FAMILY: '宋体'; TEXT-DECORATION: underline; mso-spacerun: 'yes'">PCB<font face="宋体">设计</font></span></a></span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: '宋体'; mso-spacerun: 'yes'">&nbsp;</span><span><a href="http://www.lrpcb.cn/chaoban.asp"><span class="15" style="FONT-SIZE: 10pt; COLOR: rgb(0,0,255); FONT-FAMILY: '宋体'; TEXT-DECORATION: underline; mso-spacerun: 'yes'"><font face="宋体">抄板</font></span></a></span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: '宋体'; mso-spacerun: 'yes'">&nbsp;PCB<font face="宋体">抄板&nbsp;</font></span><span><a href="http://icjiemi.xinwen520.net/"><span class="15" style="FONT-SIZE: 10pt; COLOR: rgb(0,0,255); FONT-FAMILY: '宋体'; TEXT-DECORATION: underline; mso-spacerun: 'yes'">IC<font face="宋体">解密</font></span></a></span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: '宋体'; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p class="0"><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'"><font face="宋体">十、如果器件需要重新标注可点击菜单命令Tools/Re-Annotate&nbsp;并选择好方向后，按OK钮。</font></span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p class="0"><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'"><font face="宋体">　　并回原理图中选Tools-Back&nbsp;Annotate&nbsp;并选择好新生成的那个*.WAS&nbsp;文件后，按OK&nbsp;钮。原理图中有些标号应重新拖放以求美观，全部调完并DRC&nbsp;通过后，拖放所有丝印层的字符到合适位置。</font></span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p class="0"><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'"><font face="宋体">　　注意字符尽量不要放在元件下面或过孔焊盘上面。对于过大的字符可适当缩小，DrillDrawing&nbsp;层可按需放上一些坐标（Place-Coordinate）和尺寸（（Place-Dimension）。</font></span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p class="0"><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'"><font face="宋体">　　最后再放上印板名称、设计版本号、公司名称、文件首次加工日期、印板文件名、文件加工编号等信息（请参见第五步图中所示）。并可用第三方提供的程序来加上图形和中文注释如BMP2PCB.EXE&nbsp;和宏势公司ROTEL99&nbsp;和PROTEL99SE&nbsp;专用PCB&nbsp;汉字输入程序包中的FONT.EXE&nbsp;等。</font></span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p class="0"><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'"><font face="宋体">十一、对所有过孔和焊盘补泪滴</font></span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p class="0"><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'"><font face="宋体">　　补泪滴可增加它们的牢度，但会使板上的线变得较难看。顺序按下键盘的S&nbsp;和A&nbsp;键（全选），再选择Tools-Teardrops，选中General&nbsp;栏的前三个，并选Add&nbsp;和Track&nbsp;模式，如果你不需要把最终文件转为PROTEL&nbsp;的DOS&nbsp;版格式文件的话也可用其它模式，后按OK&nbsp;钮。完成后顺序按下键盘的X&nbsp;和A&nbsp;键（全部不选中）。对于贴片和单面板一定要加。</font></span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p class="0"><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'"><font face="宋体">十二、放置覆铜区</font></span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p class="0"><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'"><font face="宋体">十三、最后再做一次DRC</font></span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p class="0"><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'"><font face="宋体">十五、发Email&nbsp;或拷盘给加工厂家，注明板材料和厚度（做一般板子时，厚度为1.6mm，特大型板可用2mm，射频用微带板等一般在0.8-1mm&nbsp;左右，并应该给出板子的介电常数等指标）、数量、加工时需特别注意之处等。Email发出后两小时内打电话给厂家确认收到与否。</font></span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p class="0"><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'"><font face="宋体">十六、产生BOM&nbsp;文件并导出后编辑成符合公司内部规定的格式。</font></span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p class="0"><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'"><font face="宋体">十七、将边框螺丝孔接插件等与机箱机械加工有关的部分（即先把其它不相关的部分选中后删除），导出为公制尺寸的AutoCAD&nbsp;R14&nbsp;的DWG&nbsp;格式文件给机械设计人员。</font></span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p class="0"><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'"><font face="宋体">二十一、整理和打印各种文档。如元器件清单、器件装配图（并应注上打印比例）、安装和接线说明等。</font></span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p class="0"><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: '宋体'; mso-spacerun: 'yes'"><font face="宋体">更多关于PCB设计的技术资料请进龙人网站：</font></span><span><a href="http://www.pcbinf.com/sheji.html"><span class="15" style="FONT-SIZE: 10pt; COLOR: rgb(0,0,255); FONT-FAMILY: 'Times New Roman'; TEXT-DECORATION: underline; mso-spacerun: 'yes'">http://www.pcbinf.com/sheji.html</span></a></span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p class="0"><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'">PCB</span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: '宋体'; mso-spacerun: 'yes'"><font face="宋体">设计和</font></span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'">PCB&nbsp;layout-</span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: '宋体'; mso-spacerun: 'yes'"><font face="宋体">龙人</font></span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'">PCB</span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: '宋体'; mso-spacerun: 'yes'"><font face="宋体">设计部：</font></span><span><a href="http://www.pcb-ic.com/PCBsj/index.html"><span class="15" style="FONT-SIZE: 10pt; COLOR: rgb(0,0,255); FONT-FAMILY: 'Times New Roman'; TEXT-DECORATION: underline; mso-spacerun: 'yes'">http://www.pcb-ic.com/PCBsj/index.html</span></a></span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p class="0"><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: '宋体'; mso-spacerun: 'yes'"><o:p></o:p></span></p>
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]]></description>
        <guid isPermaLink="true">http://pcbchaoban.ycool.com/post.2069470.html</guid>
        <pubDate>Sat, 17 May 2008 01:05:18 GMT</pubDate>
<category>pcb抄板</category>

        <category>pcb设计</category>

        <category>ic解密</category>

        <category>抄板</category>
      </item>

      <item>
        <title>独家破解STC单片机-龙人MCU解密/单片机解密/芯片解密</title>
        <link>http://pcbchaoban.ycool.com/post.2056442.html</link>
        <description><![CDATA[&nbsp;
<div class="Section0">
<p class="0" style="LAYOUT-GRID-MODE: char"><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'"><font face="宋体">独家</font> </span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: '宋体'; mso-spacerun: 'yes'"><font face="宋体">破解</font> </span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'">STC<font face="宋体">单片机</font> </span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: '宋体'; mso-spacerun: 'yes'">-<font face="宋体">龙人MCU解密/单片机解密/芯片解密</font> </span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: '宋体'; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p class="0" style="LAYOUT-GRID-MODE: char"><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'">STC<font face="宋体">单片机程序破解:&nbsp;</font> </span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p class="0" style="LAYOUT-GRID-MODE: char"><span><a href="http://mcuiclr.blog.tianya.cn/"><span class="16" style="FONT-SIZE: 10pt; COLOR: rgb(0,0,255); FONT-FAMILY: 'Times New Roman'; TEXT-DECORATION: underline; mso-spacerun: 'yes'">STC<font face="宋体">单片机</font> </span></a></span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'"><font face="宋体">是由美国设计,国内宏晶公司贴牌生产的,STC单片机芯片设计的时候就吸取51系列单片很容易被破解的教训,改进了加密机制.STC单片机出厂的时候就已经完全加密,用户程序是ISP/IAP机制写入,编程的时候是一边校验一边写,无法读出命令,这个增加了解密难度;STC空间分为:1、BOOTLOAD&nbsp;2、应用代码&nbsp;3、EEPROM&nbsp;</font> </span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: '宋体'; mso-spacerun: 'yes'"><font face="宋体">。</font> </span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p class="0" style="LAYOUT-GRID-MODE: char"><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'">STC<font face="宋体">单片机</font> </span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: '宋体'; mso-spacerun: 'yes'">&nbsp;</span> <span><a href="http://blog.csdn.net/mcuiclr"><span class="16" style="FONT-SIZE: 10pt; COLOR: rgb(0,0,255); FONT-FAMILY: '宋体'; TEXT-DECORATION: underline; mso-spacerun: 'yes'"><font face="宋体">单片机解密</font> </span></a></span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: '宋体'; mso-spacerun: 'yes'">&nbsp;<font face="宋体">芯片解密&nbsp;</font> </span><span><a href="http://mcuiclr.blogcn.com/"><span class="16" style="FONT-SIZE: 10pt; COLOR: rgb(0,0,255); FONT-FAMILY: '宋体'; TEXT-DECORATION: underline; mso-spacerun: 'yes'">MCU<font face="宋体">解密</font> </span></a></span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: '宋体'; mso-spacerun: 'yes'">&nbsp;</span> <span><a href="http://blog.focus.cn/~mcuiclr"><span class="16" style="FONT-SIZE: 10pt; COLOR: rgb(0,0,255); FONT-FAMILY: '宋体'; TEXT-DECORATION: underline; mso-spacerun: 'yes'"><font face="宋体">单片机破解</font> </span></a></span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: '宋体'; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p class="0" style="LAYOUT-GRID-MODE: char"><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'">STC<font face="宋体">单片机</font> </span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: '宋体'; mso-spacerun: 'yes'"><font face="宋体">的特点：</font> </span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: '宋体'; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p class="0" style="LAYOUT-GRID-MODE: char"><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: '宋体'; mso-spacerun: 'yes'"><font face="宋体">一、</font> </span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'">STC<font face="宋体">单片机加密性强,很难解密或破解,STC单片机解密费用很高、国内能</font> </span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: '宋体'; mso-spacerun: 'yes'"><font face="宋体">进行</font> </span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'">STC<font face="宋体">单片机解密的人少,一般的仿制者望而退步</font> </span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: '宋体'; mso-spacerun: 'yes'"><font face="宋体">。（深圳龙人计算机IC芯片解密中心是深圳唯一一家可以进行</font> </span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'">STC<font face="宋体">单片机</font> </span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: '宋体'; mso-spacerun: 'yes'"><font face="宋体">解密的</font> </span><span><a href="http://blog.soufun.com/mcuiclr"><span class="16" style="FONT-SIZE: 10pt; COLOR: rgb(0,0,255); FONT-FAMILY: '宋体'; TEXT-DECORATION: underline; mso-spacerun: 'yes'"><font face="宋体">芯片解密公司</font> </span></a></span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: '宋体'; mso-spacerun: 'yes'"><font face="宋体">）</font> </span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p class="0" style="LAYOUT-GRID-MODE: char"><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: '宋体'; mso-spacerun: 'yes'"><font face="宋体">二、</font> </span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'">STC<font face="宋体">单片机超强抗干扰:&nbsp;</font> </span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p class="0" style="LAYOUT-GRID-MODE: char"><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'">1&nbsp;<font face="宋体">、高抗静电(ESD保护)&nbsp;</font> </span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p class="0" style="LAYOUT-GRID-MODE: char"><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'">2&nbsp;<font face="宋体">、轻松过&nbsp;2KV/4KV快速脉冲干扰(EFT&nbsp;测试)&nbsp;</font> </span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p class="0" style="LAYOUT-GRID-MODE: char"><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'">3&nbsp;<font face="宋体">、宽电压,不怕电源抖动&nbsp;</font> </span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p class="0" style="LAYOUT-GRID-MODE: char"><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'">4&nbsp;<font face="宋体">、宽温度范围,-40℃~85℃&nbsp;</font> </span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p class="0" style="LAYOUT-GRID-MODE: char"><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'">5&nbsp;<font face="宋体">、I/O&nbsp;口经过特殊处理&nbsp;</font> </span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p class="0" style="LAYOUT-GRID-MODE: char"><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'">6&nbsp;<font face="宋体">、单片机内部的电源供电系统经过特殊处理&nbsp;</font> </span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p class="0" style="LAYOUT-GRID-MODE: char"><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'">7&nbsp;<font face="宋体">、单片机内部的时钟电路经过特殊处理&nbsp;</font> </span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p class="0" style="LAYOUT-GRID-MODE: char"><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'">8&nbsp;<font face="宋体">、单片机内部的复位电路经过特殊处理&nbsp;</font> </span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p class="0" style="LAYOUT-GRID-MODE: char"><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'">9&nbsp;<font face="宋体">、单片机内部的看门狗电路经过特殊处理&nbsp;</font> </span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p class="0" style="LAYOUT-GRID-MODE: char"><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: '宋体'; mso-spacerun: 'yes'"><font face="宋体">三、</font> </span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'">STC<font face="宋体">单片机三大降低</font> </span><span><a href="http://mcuiclr.sogua.com/"><span class="16" style="FONT-SIZE: 10pt; COLOR: rgb(0,0,255); FONT-FAMILY: 'Times New Roman'; TEXT-DECORATION: underline; mso-spacerun: 'yes'"><font face="宋体">单片机</font> </span></a></span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'"><font face="宋体">时钟对外部电磁辐射的措施:&nbsp;&nbsp;&mdash;&mdash;出口欧美的有力保证&nbsp;</font> </span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p class="0" style="LAYOUT-GRID-MODE: char"><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'">1&nbsp;<font face="宋体">、禁止ALE输出;&nbsp;</font> </span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p class="0" style="LAYOUT-GRID-MODE: char"><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'">2&nbsp;<font face="宋体">、如选&nbsp;6&nbsp;时钟/机器周期,外部时钟频率可降一半;&nbsp;</font> </span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p class="0" style="LAYOUT-GRID-MODE: char"><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'">3&nbsp;<font face="宋体">、单片机时钟振荡器增益可设为&nbsp;1/2Gain.&nbsp;</font> </span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p class="0" style="LAYOUT-GRID-MODE: char"><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: '宋体'; mso-spacerun: 'yes'"><font face="宋体">四、</font> </span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'">STC<font face="宋体">单片机超低功耗:&nbsp;</font> </span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p class="0" style="LAYOUT-GRID-MODE: char"><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'">1&nbsp;<font face="宋体">、掉电模式:典型功耗&lt;0.1&nbsp;&mu;&nbsp;A&nbsp;&nbsp;&nbsp;</font> </span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p class="0" style="LAYOUT-GRID-MODE: char"><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'">2&nbsp;<font face="宋体">、空闲模式:典型功耗2mA&nbsp;</font> </span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p class="0" style="LAYOUT-GRID-MODE: char"><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'">3&nbsp;<font face="宋体">、正常工作模式:典型功耗4mA-7mA&nbsp;</font> </span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p class="0" style="LAYOUT-GRID-MODE: char"><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'">4&nbsp;<font face="宋体">、掉电模式可由外部中断唤醒,适用于电池供电系统,如水表、气表、便携设备等.&nbsp;</font> </span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p class="0" style="LAYOUT-GRID-MODE: char"><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: '宋体'; mso-spacerun: 'yes'"><font face="宋体">五、</font> </span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'"><font face="宋体">在系统可编程,无需编程器,可远程升级&nbsp;</font> </span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p class="0" style="LAYOUT-GRID-MODE: char"><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: '宋体'; mso-spacerun: 'yes'"><font face="宋体">六、</font> </span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'"><font face="宋体">可送&nbsp;STC-ISP&nbsp;下载编程器,1&nbsp;万片/人/天&nbsp;</font> </span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p class="0" style="LAYOUT-GRID-MODE: char"><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: '宋体'; mso-spacerun: 'yes'"><font face="宋体">七、</font> </span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'"><font face="宋体">可供应内部集成&nbsp;MAX810&nbsp;专用复位电路的单片机,&nbsp;只有D版本才有内部集成专用复位电路,原复位电路可以保留,也可以不用,不用时&nbsp;RESET&nbsp;脚直接短到地&nbsp;</font> </span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p class="0" style="LAYOUT-GRID-MODE: char"><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: '宋体'; mso-spacerun: 'yes'"><font face="宋体">八、</font> </span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'">STC<font face="宋体">单片机直接替换ATMEL,PHILIPS,Winbond产品&nbsp;</font> </span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p class="0" style="LAYOUT-GRID-MODE: char"><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'">STC89C516RD+<font face="宋体">取代&nbsp;P89C51RD2/RD+/RD,W78E516&nbsp;</font> </span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p class="0" style="LAYOUT-GRID-MODE: char"><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'">STC89C516RD+<font face="宋体">取代&nbsp;AT89C51RD2&nbsp;</font> </span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p class="0" style="LAYOUT-GRID-MODE: char"><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'">STC89C58RD+<font face="宋体">取代&nbsp;PHILIPS&nbsp;P89C51RC2/RC+/RC&nbsp;</font> </span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p class="0" style="LAYOUT-GRID-MODE: char"><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'">STC89C58RD+<font face="宋体">取代&nbsp;AT89C51RC2/RC,89C55&nbsp;</font> </span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p class="0" style="LAYOUT-GRID-MODE: char"><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'">STC89C54RD+,<font face="宋体">取代&nbsp;AT89C55,89S52/53,89S8252&nbsp;</font> </span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p class="0" style="LAYOUT-GRID-MODE: char"><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'">STC89C54RD+,STC89C53RC<font face="宋体">取代&nbsp;W78E54,W78E58&nbsp;</font> </span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p class="0" style="LAYOUT-GRID-MODE: char"><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p class="0" style="LAYOUT-GRID-MODE: char"><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'"><font face="宋体">我们</font> </span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: '宋体'; mso-spacerun: 'yes'"><font face="宋体">对</font> </span><span><a href="http://blog.9you.com/mcuiclr"><span class="16" style="FONT-SIZE: 10pt; COLOR: rgb(0,0,255); FONT-FAMILY: 'Times New Roman'; TEXT-DECORATION: underline; mso-spacerun: 'yes'">STC<font face="宋体">单片机解密</font> </span></a></span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'"><font face="宋体">主要是针对BOOTLOAD区破解,联后读出程序,最新版本的STC芯片去掉BOOTLOAD区;现在发现某些新版本的STC使用SST89E564的电路(也有可能是人物打抹重新LOGO).所以STC</font> </span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: '宋体'; mso-spacerun: 'yes'"><font face="宋体">单片机芯片</font> </span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'"><font face="宋体">解密很难</font> </span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: '宋体'; mso-spacerun: 'yes'"><font face="宋体">。</font> </span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: '宋体'; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p class="0" style="LAYOUT-GRID-MODE: char"><span><a href="http://mcuiclr.blog.china.com/"><span class="16" style="FONT-SIZE: 10pt; COLOR: rgb(0,0,255); FONT-FAMILY: '宋体'; TEXT-DECORATION: underline; mso-spacerun: 'yes'"><font face="宋体">深圳龙人</font> </span></a></span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: '宋体'; mso-spacerun: 'yes'"><font face="宋体">单片机芯片解密中心主要从事单片机解密和</font> </span><span><a href="http://mcuiclr.blog.hexun.com/"><span class="16" style="FONT-SIZE: 10pt; COLOR: rgb(0,0,255); FONT-FAMILY: '宋体'; TEXT-DECORATION: underline; mso-spacerun: 'yes'"><font face="宋体">芯片解密技术</font> </span></a></span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: '宋体'; mso-spacerun: 'yes'"><font face="宋体">的研究及相关产品的开发与销售，是目前国内最专业的IC解密/单片机破解/芯片解密咨询公司。</font> </span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: '宋体'; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p class="0" style="LAYOUT-GRID-MODE: char"><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: '宋体'; mso-spacerun: 'yes'"><font face="宋体">详情见：</font> </span><span><a href="http://www.pcbinf.com/xpjm.html"><span class="16" style="FONT-SIZE: 10pt; COLOR: rgb(0,0,255); FONT-FAMILY: '宋体'; TEXT-DECORATION: underline; mso-spacerun: 'yes'">http://www.pcbinf.com/xpjm.html</span> </a></span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: '宋体'; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p class="0" style="LAYOUT-GRID-MODE: char"><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: '宋体'; mso-spacerun: 'yes'"><font face="宋体">电话：0755-83003609，83676369&nbsp;余小姐</font> </span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: '宋体'; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p class="0" style="LAYOUT-GRID-MODE: char"><span class="15" style="FONT-SIZE: 10.5pt; COLOR: rgb(0,0,0); FONT-FAMILY: '宋体'; mso-spacerun: 'yes'"><font face="宋体">地址(Add)：深圳市福田区福虹路世界贸易广场B座12F/13F</font> </span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: '宋体'; mso-spacerun: 'yes'"><o:p></o:p></span></p>
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]]></description>
        <guid isPermaLink="true">http://pcbchaoban.ycool.com/post.2056442.html</guid>
        <pubDate>Sat, 26 Apr 2008 08:04:39 GMT</pubDate>
<category>芯片解密</category>

        <category>单片机解密</category>

        <category>mcu解密</category>

        <category>stc单片机</category>

        <category>单片机破解</category>
      </item>

      <item>
        <title>优化PCB设计的可编程电源管理方案</title>
        <link>http://pcbchaoban.ycool.com/post.2056441.html</link>
        <description><![CDATA[&nbsp;
<div class="Section0">
<p class="0" style="LAYOUT-GRID-MODE: char"><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'"><font face="宋体">优化PCB设计的可编程电源管理方案</font> </span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p class="0" style="LAYOUT-GRID-MODE: char"><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: '宋体'; mso-spacerun: 'yes'"><font face="宋体">文章整理：深圳龙人反向技术研究所</font> </span><span><a href="http://xpjiemi.xinwen520.net/"><span class="15" style="FONT-SIZE: 10pt; COLOR: rgb(0,0,255); FONT-FAMILY: '宋体'; TEXT-DECORATION: underline; mso-spacerun: 'yes'"><font face="宋体">芯片解密</font> </span></a></span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: '宋体'; mso-spacerun: 'yes'"><font face="宋体">工作室</font> </span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'">&nbsp;</span> <span style="FONT-SIZE: 10.5pt; FONT-FAMILY: '宋体'; mso-spacerun: 'yes'"><font face="宋体">（mcuiclr）</font> </span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: '宋体'; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p class="0" style="LAYOUT-GRID-MODE: char"><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'">PCB<font face="宋体">电源管理一般来说是关于给</font> </span><span><a href="http://www.pcblab.net/"><span class="15" style="FONT-SIZE: 10pt; COLOR: rgb(0,0,255); FONT-FAMILY: 'Times New Roman'; TEXT-DECORATION: underline; mso-spacerun: 'yes'">PCB</span> </a></span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'"><font face="宋体">供电所涉及到的方方面面的。一些通常涉及的问题有：</font> </span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p class="0" style="LAYOUT-GRID-MODE: char"><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'">1.&nbsp;<font face="宋体">选择各种DC-DC&nbsp;转换器为PCB供电；</font> </span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p class="0" style="LAYOUT-GRID-MODE: char"><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'">2.&nbsp;<font face="宋体">电源启闭排序/跟踪；</font> </span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p class="0" style="LAYOUT-GRID-MODE: char"><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'">3.&nbsp;<font face="宋体">电压监测；</font> </span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p class="0" style="LAYOUT-GRID-MODE: char"><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'">4.&nbsp;<font face="宋体">上述全部。</font> </span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p class="0" style="LAYOUT-GRID-MODE: char"><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'"><font face="宋体">在本文</font> </span><span><a href="http://www.pcbwork.net/"><span class="15" style="FONT-SIZE: 10pt; COLOR: rgb(0,0,255); FONT-FAMILY: '宋体'; TEXT-DECORATION: underline; mso-spacerun: 'yes'"><font face="宋体">龙人计算机</font> </span></a></span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: '宋体'; mso-spacerun: 'yes'"><font face="宋体">的介绍</font> </span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'"><font face="宋体">中，电源管理被简单定义为：对PCB上的全部电源实施管理(包括：DC-DC转换器、LDO等)。</font> </span><span><a href="http://blog.9you.com/mcuiclr"><span class="15" style="FONT-SIZE: 10pt; COLOR: rgb(0,0,255); FONT-FAMILY: 'Times New Roman'; TEXT-DECORATION: underline; mso-spacerun: 'yes'"><font face="宋体">电源管理</font> </span></a></span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'"><font face="宋体">包括如下功能：管理PCB上DC-DC控制器。例如，热插拔、软启动、排序、追踪、容限和规整；生成全部相关的电源状态和控制逻辑信号。对插入有源(live)基板的PCB来说，这是个重要功能；电源排序和跟踪功能用于在满足PCB上的全部器件对上电顺序要求的前提下，控制如何开/关多个电源。对所有电压进行故障(过/欠压)监测以向处理器就即将发生的电源故障进行预警。该功能也被称为&ldquo;监管功能&rdquo;。</font> </span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p class="0" style="LAYOUT-GRID-MODE: char"><span><a href="http://blog.focus.cn/~mcuiclr"><span class="15" style="FONT-SIZE: 10pt; COLOR: rgb(0,0,255); FONT-FAMILY: '宋体'; TEXT-DECORATION: underline; mso-spacerun: 'yes'">PCB</span> </a></span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: '宋体'; mso-spacerun: 'yes'">&nbsp;PCB<font face="宋体">设计&nbsp;</font> </span><span><a href="http://mcuiclr.blogcn.com/"><span class="15" style="FONT-SIZE: 10pt; COLOR: rgb(0,0,255); FONT-FAMILY: '宋体'; TEXT-DECORATION: underline; mso-spacerun: 'yes'"><font face="宋体">芯片解密</font> </span></a></span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: '宋体'; mso-spacerun: 'yes'">&nbsp;</span> <span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'"><font face="宋体">电源管理</font> </span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: '宋体'; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p class="0" style="LAYOUT-GRID-MODE: char"><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'"><font face="宋体">在处理器上电时，复位生成功能为处理器提供可靠的启动条件。有些处理器要求在处理器全部工作电源都稳定后，复位信号仍保留一段时间。这也被称为复位脉冲展延。复位发生器的功能是当电源发生故障时，使处理器保持在复位模式以防止板上闪存发生不希望的错误。</font> </span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p class="0" style="LAYOUT-GRID-MODE: char"><span><a href="http://pcblayout.xinwen520.net/"><span class="15" style="FONT-SIZE: 10pt; COLOR: rgb(0,0,255); FONT-FAMILY: 'Times New Roman'; TEXT-DECORATION: underline; mso-spacerun: 'yes'">PCB<font face="宋体">设计</font> </span></a></span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'"><font face="宋体">的复杂性不断增加</font> </span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p class="0" style="LAYOUT-GRID-MODE: char"><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'"><font face="宋体">若单功能电源管理IC的使用曾经还可管理的话，那也都是往事旧话了。许多PCB现一般使用若干多电压器件，每个器件有不同的上电顺序。工艺节点越精微的器件需要的电压越低，但电流加大。设计师常常需要利用每个多电压电源IC的一个负载点。这样，PCB上使用的电源数将增加。随着电源电压回路的增加以及需多个排序管理，电源管理变得更复杂。</font> </span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p class="0" style="LAYOUT-GRID-MODE: char"><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'"><font face="宋体">随着PCB设计变得日益复杂，传统的电源管理方案变得更难以招架。目前，利用传统单功能IC实现电源管理的设计师或不得不放弃监测某些电压或针对每一电源管理功能选用多个单功能器件。以下两种方法都不可取。</font> </span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p class="0" style="LAYOUT-GRID-MODE: char"><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'">1<font face="宋体">．&nbsp;加大了</font> </span><span><a href="http://mcuiclr.ycool.com/"><span class="15" style="FONT-SIZE: 10pt; COLOR: rgb(0,0,255); FONT-FAMILY: 'Times New Roman'; TEXT-DECORATION: underline; mso-spacerun: 'yes'">PCB</span> <span class="15" style="FONT-SIZE: 10pt; COLOR: rgb(0,0,255); FONT-FAMILY: '宋体'; TEXT-DECORATION: underline; mso-spacerun: 'yes'"><font face="宋体">印刷电路板</font> </span></a></span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'"><font face="宋体">面积降低了可靠性</font> </span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p class="0" style="LAYOUT-GRID-MODE: char"><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'"><font face="宋体">单功能IC数的增加以及随之而来的其间的互连不仅增加了PCB面积，从统计学的角度看，还降低了PCB的可靠性。例如，有可能增加组装出错概率，从而导致不可预见(肯定是不好)的结果。</font> </span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p class="0" style="LAYOUT-GRID-MODE: char"><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'">2<font face="宋体">．第二供货渠道以及设计妥协</font> </span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p class="0" style="LAYOUT-GRID-MODE: char"><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'"><font face="宋体">若单功能器件是从不同供应商处选购的，则增加了因哪怕只有其中一个器件不能按时到位而导致的生产延误风险。这又反过来导致对第二供货渠道的需求。但，第二渠道会降低</font> </span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: '宋体'; mso-spacerun: 'yes'">PCB</span> <span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'"><font face="宋体">设计工程师的器件可用性，从而因这些拿不到手的器件迫使设计师不得已牺牲PCB的故障监控覆盖范围。</font> </span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p class="0" style="LAYOUT-GRID-MODE: char"><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p class="0" style="LAYOUT-GRID-MODE: char"><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'"><font face="宋体">组装和测试费用与系统中所用的器件数成正比。而器件单位成本与购买批量成反比。因在一个给定系统中需要许多器件，而构造系统所需的每种器件都变少，所以增加了总体系统成本。例如，假设一个系统有10块PCB，每年将制造1,000个这样的系统。若每块PCB采用单功能IC实现电源管理，则为了完成设计大概需要10种不同的单功能IC。则这些单功能IC每年的需求量是1,000块。批量1,000时的单价当然高于批量10,000时的单价，所以，与全部PCB都采用同一种单功能电源管理IC的方案比，前一种电源管理方案的成本肯定高。</font> </span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p class="0" style="LAYOUT-GRID-MODE: char"><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p class="0" style="LAYOUT-GRID-MODE: char"><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'"><font face="宋体">本文针对这一复杂的电源管理问题提出了一种设计方案：采用可编程、混合信号电源管理器件。设计师可对&ldquo;电源管理PLD&rdquo;实施标准化并在整个系统PCB上都采用该器件，从而降低了成本、增加了可靠性并加快了产品上市速度。</font> </span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p class="0" style="LAYOUT-GRID-MODE: char"><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'"><o:p></o:p></span></p>
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]]></description>
        <guid isPermaLink="true">http://pcbchaoban.ycool.com/post.2056441.html</guid>
        <pubDate>Sat, 26 Apr 2008 08:04:00 GMT</pubDate>
<category>pcb设计</category>

        <category>芯片解密</category>

        <category>pcb</category>

        <category>电源管理</category>
      </item>

      <item>
        <title>RAM+DSP+FPGA+DSP +RAM 四层板布线问题－龙人ARM开发板</title>
        <link>http://pcbchaoban.ycool.com/post.2030353.html</link>
        <description><![CDATA[<p class="MsoNormal" style="MARGIN: 5pt 0cm 0pt"><font size="3"><span style="FONT-FAMILY: 宋体; mso-ansi-language: ZH-CN; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'"></span><span style="mso-ansi-language: ZH-CN"><o:p></o:p></span></font></p>
<p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt"><span lang="EN-US"><a href="http://embed123.xinwen520.net/"><span lang="EN-US" style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'"><span lang="EN-US"><font size="3">嵌入式系统开发</font></span></span></a></span><font size="3"><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">商和</span><span lang="EN-US"><font face="Times New Roman">ARM</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">开发工具提供商</span><strong style="mso-bidi-font-weight: normal"><span lang="EN-US"><a href="http://www.armodm.com/"><span lang="EN-US" style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'"><span lang="EN-US"><font color="#800080">龙人计算机</font></span></span></a></span></strong><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">提供嵌入式系统全套解决方案包括</span><span lang="EN-US"><font face="Times New Roman">ARM</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">解决方案、</span><span lang="EN-US"><font face="Times New Roman">A</font><a href="http://arm9arm7.xinwen520.net/"><font face="Times New Roman">RM</font><span lang="EN-US" style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'"><span lang="EN-US">开发板</span></span><font face="Times New Roman">(</font></a><font face="Times New Roman">ARM9</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">开发板和</span><span lang="EN-US"><font face="Times New Roman">ARM7</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">开发板</span><span lang="EN-US"><font face="Times New Roman">)</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">、</span><span lang="EN-US"><font face="Times New Roman">ARM</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">工控模块、</span><span lang="EN-US"><font face="Times New Roman">ARM</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">教学系统、</span><span lang="EN-US"><font face="Times New Roman">ARM</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">教学平台、</span><span lang="EN-US"><font face="Times New Roman">ARM</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">实验室建设、</span><span lang="EN-US"><font face="Times New Roman">ARM</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">仿真器等。网址：</span><span lang="EN-US"><a href="http://www.armodm.com/"><font face="Times New Roman" color="#800080">http://www.armodm.com</font></a></span></font></p>
<p class="MsoNormal" style="MARGIN: 5pt 0cm"><font size="3"><span style="FONT-FAMILY: 宋体; mso-ansi-language: ZH-CN; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">以下龙人提出一些关于</span><span style="mso-ansi-language: ZH-CN"><font face="Times New Roman">RAM+DSP+FPGA+DSP +RAM </font></span><span style="FONT-FAMILY: 宋体; mso-ansi-language: ZH-CN; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">四层板布线的问题</span><span style="mso-ansi-language: ZH-CN"><o:p></o:p></span></font></p>
<p class="MsoNormal" style="MARGIN: 5pt 0cm"><font size="3"><span style="mso-ansi-language: ZH-CN"><font face="Times New Roman">S G V S</font></span><span style="FONT-FAMILY: 宋体; mso-ansi-language: ZH-CN; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">四层结构，内层</span><span style="mso-ansi-language: ZH-CN"><font face="Times New Roman">G</font></span><span style="FONT-FAMILY: 宋体; mso-ansi-language: ZH-CN; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">和</span><span style="mso-ansi-language: ZH-CN"><font face="Times New Roman">V </font></span><span style="FONT-FAMILY: 宋体; mso-ansi-language: ZH-CN; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">如果分割成很多块特别是</span><span style="mso-ansi-language: ZH-CN"><font face="Times New Roman">G</font></span><span style="FONT-FAMILY: 宋体; mso-ansi-language: ZH-CN; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">分为</span><span style="mso-ansi-language: ZH-CN"><font face="Times New Roman">DSP1G,DSP2G DSP1POWERG,DSP2POWERG,FPGAG,FPGAPOWERG,</font></span><span style="FONT-FAMILY: 宋体; mso-ansi-language: ZH-CN; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">每类下边的地是分离一块彼此都只用一根线连，还有</span><span style="mso-ansi-language: ZH-CN"><font face="Times New Roman">V</font></span><span style="FONT-FAMILY: 宋体; mso-ansi-language: ZH-CN; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">层除了</span><span style="mso-ansi-language: ZH-CN"><font face="Times New Roman">DSP1POWER,DSP2POWER,FPGAPOWER</font></span><span style="FONT-FAMILY: 宋体; mso-ansi-language: ZH-CN; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">三小块外的多余部分都定义为地。</span><span style="mso-ansi-language: ZH-CN"><o:p></o:p></span></font></p>
<p class="MsoNormal" style="MARGIN: 5pt 0cm"><span style="mso-ansi-language: ZH-CN"><a href="http://pcbcblab.zhan.cn.yahoo.com/"><font face="Times New Roman" size="3">PCBLayout</font></a><font face="Times New Roman" size="3"> </font><a href="http://hi.baidu.com/arm9arm7"><font size="3"><font face="Times New Roman">ARM</font><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">开发板</span></font></a><font face="Times New Roman" size="3"> </font></span><span lang="EN-US"><a href="http://blog.sina.com.cn/arm9arm7"><font face="Times New Roman" size="3">ARM9</font></a><font face="Times New Roman" size="3"> </font><a href="http://armodm.blog.sohu.com/"><span lang="EN-US" style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'"><span lang="EN-US"><font size="3">嵌入式系统</font></span></span></a><font face="Times New Roman" size="3"> </font><a href="http://armodm.blog.163.com/"><span lang="EN-US" style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'"><span lang="EN-US"><font size="3">嵌入式开发</font></span></span></a></span><span style="mso-ansi-language: ZH-CN"><o:p></o:p></span></p>
<p class="MsoNormal" style="MARGIN: 5pt 0cm"><font size="3"><span style="FONT-FAMILY: 宋体; mso-ansi-language: ZH-CN; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">这就有问题了，当有器件要通过过孔连接</span><span style="mso-ansi-language: ZH-CN"><font face="Times New Roman">G</font></span><span style="FONT-FAMILY: 宋体; mso-ansi-language: ZH-CN; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">层中的某一块地时，就经常同时连接</span><span style="mso-ansi-language: ZH-CN"><font face="Times New Roman">V</font></span><span style="FONT-FAMILY: 宋体; mso-ansi-language: ZH-CN; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">层中定义的地，都连下来后发现</span><span style="mso-ansi-language: ZH-CN"><font face="Times New Roman">G</font></span><span style="FONT-FAMILY: 宋体; mso-ansi-language: ZH-CN; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">层中的分块都白分了，因为这些块不再只是通过一根线连接的而是被</span><span style="mso-ansi-language: ZH-CN"><font face="Times New Roman">V</font></span><span style="FONT-FAMILY: 宋体; mso-ansi-language: ZH-CN; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">层中的地通过过孔紧密地连接到一起，同样的问题也出现在上下表面将要的敷铜地，想把上下表面敷铜和</span><span style="mso-ansi-language: ZH-CN"><font face="Times New Roman">V</font></span><span style="FONT-FAMILY: 宋体; mso-ansi-language: ZH-CN; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">层中的多余部分定义为</span><span style="mso-ansi-language: ZH-CN"><font face="Times New Roman">not net ,</font></span><span style="FONT-FAMILY: 宋体; mso-ansi-language: ZH-CN; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">但我看那些比较好的板子上下面都是连接焊盘的，说明上下面的敷铜还是被定义为</span><span style="mso-ansi-language: ZH-CN"><font face="Times New Roman">GND</font></span><span style="FONT-FAMILY: 宋体; mso-ansi-language: ZH-CN; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">的，只不过是分块敷的，内层我看不见。</span><span style="mso-ansi-language: ZH-CN"><o:p></o:p></span></font></p>
<p class="MsoNormal" style="MARGIN: 5pt 0cm"><font size="3"><span style="FONT-FAMILY: 宋体; mso-ansi-language: ZH-CN; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">最后总结一下问题</span><span style="mso-ansi-language: ZH-CN"><o:p></o:p></span></font></p>
<p class="MsoNormal" style="MARGIN: 5pt 0cm"><font size="3"><span style="mso-ansi-language: ZH-CN"><font face="Times New Roman">1,</font></span><span style="FONT-FAMILY: 宋体; mso-ansi-language: ZH-CN; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">电源层就是</span><span style="mso-ansi-language: ZH-CN"><font face="Times New Roman">V</font></span><span style="FONT-FAMILY: 宋体; mso-ansi-language: ZH-CN; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">层中多余的要怎么定义</span><span style="mso-ansi-language: ZH-CN"><o:p></o:p></span></font></p>
<p class="MsoNormal" style="MARGIN: 5pt 0cm"><font size="3"><span style="mso-ansi-language: ZH-CN"><font face="Times New Roman">2,</font></span><span style="FONT-FAMILY: 宋体; mso-ansi-language: ZH-CN; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">上下表面如何敷铜，</span><span style="mso-ansi-language: ZH-CN"><o:p></o:p></span></font></p>
<p class="MsoNormal" style="MARGIN: 5pt 0cm; TEXT-INDENT: 0cm; mso-list: l0 level1 lfo1"><font size="3"><span style="mso-ansi-language: ZH-CN; mso-fareast-font-family: 'Times New Roman'"><span style="mso-list: Ignore"><font face="Times New Roman">3.</font></span></span><span style="FONT-FAMILY: 宋体; mso-ansi-language: ZH-CN; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">目的是为了不破坏</span><span style="mso-ansi-language: ZH-CN"><font face="Times New Roman">G</font></span><span style="FONT-FAMILY: 宋体; mso-ansi-language: ZH-CN; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">层的分割</span><span style="mso-ansi-language: ZH-CN"><o:p></o:p></span></font></p>
<p class="MsoNormal" style="MARGIN: 5pt 0cm"><font size="3"><span style="FONT-FAMILY: 宋体; mso-ansi-language: ZH-CN; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">要想了解这些问题的解决办法，请进龙人计算机的网站：</span><span lang="EN-US"><a href="http://www.armodm.com/"><font face="Times New Roman" color="#800080">http://www.armodm.com</font></a></span></font></p>
<p class="MsoNormal" style="MARGIN: 5pt 0cm"><font size="3"><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">这里有很多关于</span><span lang="EN-US"><a href="http://blog.tom.com/armodm"><span lang="EN-US" style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'"><span lang="EN-US">嵌入式系统开发</span></span></a></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">和</span><span lang="EN-US"><a href="http://hexun.com/arm9arm7"><span lang="EN-US" style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'"><span lang="EN-US">嵌入式</span></span><font face="Times New Roman">ARM</font><span lang="EN-US" style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'"><span lang="EN-US">开发板</span></span></a></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">的</span><span lang="EN-US"><font face="Times New Roman">PCB</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">设计方面的技术文章。</span><span style="mso-ansi-language: ZH-CN"><o:p></o:p></span></font></p>
<p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt"><span lang="EN-US"><o:p><font face="Times New Roman" size="3">&nbsp;</font></o:p></span></p>...
]]></description>
        <guid isPermaLink="true">http://pcbchaoban.ycool.com/post.2030353.html</guid>
        <pubDate>Thu, 20 Mar 2008 06:03:24 GMT</pubDate>
<category>arm9</category>

        <category>pcblayout</category>

        <category>嵌入式开发</category>

        <category>嵌入式系统</category>

        <category>arm开发板</category>
      </item>

      <item>
        <title>RAM+DSP+FPGA+DSP +RAM 四层板布线问题－龙人ARM开发板</title>
        <link>http://pcbchaoban.ycool.com/post.2030352.html</link>
        <description><![CDATA[<p class="MsoNormal" style="MARGIN: 5pt 0cm 0pt"><font size="3"><span style="FONT-FAMILY: 宋体; mso-ansi-language: ZH-CN; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'"></span><span style="mso-ansi-language: ZH-CN"><o:p></o:p></span></font></p>
<p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt"><span lang="EN-US"><a href="http://embed123.xinwen520.net/"><span lang="EN-US" style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'"><span lang="EN-US"><font size="3">嵌入式系统开发</font></span></span></a></span><font size="3"><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">商和</span><span lang="EN-US"><font face="Times New Roman">ARM</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">开发工具提供商</span><strong style="mso-bidi-font-weight: normal"><span lang="EN-US"><a href="http://www.armodm.com/"><span lang="EN-US" style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'"><span lang="EN-US"><font color="#800080">龙人计算机</font></span></span></a></span></strong><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">提供嵌入式系统全套解决方案包括</span><span lang="EN-US"><font face="Times New Roman">ARM</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">解决方案、</span><span lang="EN-US"><font face="Times New Roman">A</font><a href="http://arm9arm7.xinwen520.net/"><font face="Times New Roman">RM</font><span lang="EN-US" style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'"><span lang="EN-US">开发板</span></span><font face="Times New Roman">(</font></a><font face="Times New Roman">ARM9</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">开发板和</span><span lang="EN-US"><font face="Times New Roman">ARM7</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">开发板</span><span lang="EN-US"><font face="Times New Roman">)</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">、</span><span lang="EN-US"><font face="Times New Roman">ARM</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">工控模块、</span><span lang="EN-US"><font face="Times New Roman">ARM</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">教学系统、</span><span lang="EN-US"><font face="Times New Roman">ARM</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">教学平台、</span><span lang="EN-US"><font face="Times New Roman">ARM</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">实验室建设、</span><span lang="EN-US"><font face="Times New Roman">ARM</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">仿真器等。网址：</span><span lang="EN-US"><a href="http://www.armodm.com/"><font face="Times New Roman" color="#800080">http://www.armodm.com</font></a></span></font></p>
<p class="MsoNormal" style="MARGIN: 5pt 0cm"><font size="3"><span style="FONT-FAMILY: 宋体; mso-ansi-language: ZH-CN; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">以下龙人提出一些关于</span><span style="mso-ansi-language: ZH-CN"><font face="Times New Roman">RAM+DSP+FPGA+DSP +RAM </font></span><span style="FONT-FAMILY: 宋体; mso-ansi-language: ZH-CN; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">四层板布线的问题</span><span style="mso-ansi-language: ZH-CN"><o:p></o:p></span></font></p>
<p class="MsoNormal" style="MARGIN: 5pt 0cm"><font size="3"><span style="mso-ansi-language: ZH-CN"><font face="Times New Roman">S G V S</font></span><span style="FONT-FAMILY: 宋体; mso-ansi-language: ZH-CN; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">四层结构，内层</span><span style="mso-ansi-language: ZH-CN"><font face="Times New Roman">G</font></span><span style="FONT-FAMILY: 宋体; mso-ansi-language: ZH-CN; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">和</span><span style="mso-ansi-language: ZH-CN"><font face="Times New Roman">V </font></span><span style="FONT-FAMILY: 宋体; mso-ansi-language: ZH-CN; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">如果分割成很多块特别是</span><span style="mso-ansi-language: ZH-CN"><font face="Times New Roman">G</font></span><span style="FONT-FAMILY: 宋体; mso-ansi-language: ZH-CN; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">分为</span><span style="mso-ansi-language: ZH-CN"><font face="Times New Roman">DSP1G,DSP2G DSP1POWERG,DSP2POWERG,FPGAG,FPGAPOWERG,</font></span><span style="FONT-FAMILY: 宋体; mso-ansi-language: ZH-CN; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">每类下边的地是分离一块彼此都只用一根线连，还有</span><span style="mso-ansi-language: ZH-CN"><font face="Times New Roman">V</font></span><span style="FONT-FAMILY: 宋体; mso-ansi-language: ZH-CN; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">层除了</span><span style="mso-ansi-language: ZH-CN"><font face="Times New Roman">DSP1POWER,DSP2POWER,FPGAPOWER</font></span><span style="FONT-FAMILY: 宋体; mso-ansi-language: ZH-CN; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">三小块外的多余部分都定义为地。</span><span style="mso-ansi-language: ZH-CN"><o:p></o:p></span></font></p>
<p class="MsoNormal" style="MARGIN: 5pt 0cm"><span style="mso-ansi-language: ZH-CN"><a href="http://pcbcblab.zhan.cn.yahoo.com/"><font face="Times New Roman" size="3">PCBLayout</font></a><font face="Times New Roman" size="3"> </font><a href="http://hi.baidu.com/arm9arm7"><font size="3"><font face="Times New Roman">ARM</font><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">开发板</span></font></a><font face="Times New Roman" size="3"> </font></span><span lang="EN-US"><a href="http://blog.sina.com.cn/arm9arm7"><font face="Times New Roman" size="3">ARM9</font></a><font face="Times New Roman" size="3"> </font><a href="http://armodm.blog.sohu.com/"><span lang="EN-US" style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'"><span lang="EN-US"><font size="3">嵌入式系统</font></span></span></a><font face="Times New Roman" size="3"> </font><a href="http://armodm.blog.163.com/"><span lang="EN-US" style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'"><span lang="EN-US"><font size="3">嵌入式开发</font></span></span></a></span><span style="mso-ansi-language: ZH-CN"><o:p></o:p></span></p>
<p class="MsoNormal" style="MARGIN: 5pt 0cm"><font size="3"><span style="FONT-FAMILY: 宋体; mso-ansi-language: ZH-CN; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">这就有问题了，当有器件要通过过孔连接</span><span style="mso-ansi-language: ZH-CN"><font face="Times New Roman">G</font></span><span style="FONT-FAMILY: 宋体; mso-ansi-language: ZH-CN; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">层中的某一块地时，就经常同时连接</span><span style="mso-ansi-language: ZH-CN"><font face="Times New Roman">V</font></span><span style="FONT-FAMILY: 宋体; mso-ansi-language: ZH-CN; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">层中定义的地，都连下来后发现</span><span style="mso-ansi-language: ZH-CN"><font face="Times New Roman">G</font></span><span style="FONT-FAMILY: 宋体; mso-ansi-language: ZH-CN; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">层中的分块都白分了，因为这些块不再只是通过一根线连接的而是被</span><span style="mso-ansi-language: ZH-CN"><font face="Times New Roman">V</font></span><span style="FONT-FAMILY: 宋体; mso-ansi-language: ZH-CN; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">层中的地通过过孔紧密地连接到一起，同样的问题也出现在上下表面将要的敷铜地，想把上下表面敷铜和</span><span style="mso-ansi-language: ZH-CN"><font face="Times New Roman">V</font></span><span style="FONT-FAMILY: 宋体; mso-ansi-language: ZH-CN; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">层中的多余部分定义为</span><span style="mso-ansi-language: ZH-CN"><font face="Times New Roman">not net ,</font></span><span style="FONT-FAMILY: 宋体; mso-ansi-language: ZH-CN; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">但我看那些比较好的板子上下面都是连接焊盘的，说明上下面的敷铜还是被定义为</span><span style="mso-ansi-language: ZH-CN"><font face="Times New Roman">GND</font></span><span style="FONT-FAMILY: 宋体; mso-ansi-language: ZH-CN; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">的，只不过是分块敷的，内层我看不见。</span><span style="mso-ansi-language: ZH-CN"><o:p></o:p></span></font></p>
<p class="MsoNormal" style="MARGIN: 5pt 0cm"><font size="3"><span style="FONT-FAMILY: 宋体; mso-ansi-language: ZH-CN; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">最后总结一下问题</span><span style="mso-ansi-language: ZH-CN"><o:p></o:p></span></font></p>
<p class="MsoNormal" style="MARGIN: 5pt 0cm"><font size="3"><span style="mso-ansi-language: ZH-CN"><font face="Times New Roman">1,</font></span><span style="FONT-FAMILY: 宋体; mso-ansi-language: ZH-CN; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">电源层就是</span><span style="mso-ansi-language: ZH-CN"><font face="Times New Roman">V</font></span><span style="FONT-FAMILY: 宋体; mso-ansi-language: ZH-CN; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">层中多余的要怎么定义</span><span style="mso-ansi-language: ZH-CN"><o:p></o:p></span></font></p>
<p class="MsoNormal" style="MARGIN: 5pt 0cm"><font size="3"><span style="mso-ansi-language: ZH-CN"><font face="Times New Roman">2,</font></span><span style="FONT-FAMILY: 宋体; mso-ansi-language: ZH-CN; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">上下表面如何敷铜，</span><span style="mso-ansi-language: ZH-CN"><o:p></o:p></span></font></p>
<p class="MsoNormal" style="MARGIN: 5pt 0cm; TEXT-INDENT: 0cm; mso-list: l0 level1 lfo1"><font size="3"><span style="mso-ansi-language: ZH-CN; mso-fareast-font-family: 'Times New Roman'"><span style="mso-list: Ignore"><font face="Times New Roman">3.</font></span></span><span style="FONT-FAMILY: 宋体; mso-ansi-language: ZH-CN; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">目的是为了不破坏</span><span style="mso-ansi-language: ZH-CN"><font face="Times New Roman">G</font></span><span style="FONT-FAMILY: 宋体; mso-ansi-language: ZH-CN; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">层的分割</span><span style="mso-ansi-language: ZH-CN"><o:p></o:p></span></font></p>
<p class="MsoNormal" style="MARGIN: 5pt 0cm"><font size="3"><span style="FONT-FAMILY: 宋体; mso-ansi-language: ZH-CN; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">要想了解这些问题的解决办法，请进龙人计算机的网站：</span><span lang="EN-US"><a href="http://www.armodm.com/"><font face="Times New Roman" color="#800080">http://www.armodm.com</font></a></span></font></p>
<p class="MsoNormal" style="MARGIN: 5pt 0cm"><font size="3"><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">这里有很多关于</span><span lang="EN-US"><a href="http://blog.tom.com/armodm"><span lang="EN-US" style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'"><span lang="EN-US">嵌入式系统开发</span></span></a></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">和</span><span lang="EN-US"><a href="http://hexun.com/arm9arm7"><span lang="EN-US" style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'"><span lang="EN-US">嵌入式</span></span><font face="Times New Roman">ARM</font><span lang="EN-US" style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'"><span lang="EN-US">开发板</span></span></a></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">的</span><span lang="EN-US"><font face="Times New Roman">PCB</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">设计方面的技术文章。</span><span style="mso-ansi-language: ZH-CN"><o:p></o:p></span></font></p>
<p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt"><span lang="EN-US"><o:p><font face="Times New Roman" size="3">&nbsp;</font></o:p></span></p>...
]]></description>
        <guid isPermaLink="true">http://pcbchaoban.ycool.com/post.2030352.html</guid>
        <pubDate>Thu, 20 Mar 2008 06:03:24 GMT</pubDate>
<category>arm9</category>

        <category>pcblayout</category>

        <category>嵌入式开发</category>

        <category>嵌入式系统</category>

        <category>arm开发板</category>
      </item>

      <item>
        <title>ARM开发板(ARM9和ARM7)专业高速PCB设计——龙人嵌入式开发</title>
        <link>http://pcbchaoban.ycool.com/post.2030351.html</link>
        <description><![CDATA[<p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt"><font size="3"><span style="FONT-FAMILY: 宋体; mso-ansi-language: ZH-CN; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'"></span><span style="mso-ansi-language: ZH-CN"><o:p></o:p></span></font></p>
<p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt"><font size="3"><span style="FONT-FAMILY: 宋体; mso-ansi-language: ZH-CN; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">本文关键词：</span><span style="mso-ansi-language: ZH-CN"><a href="http://arm9arm7.blog.sohu.com/"><font face="Times New Roman">ARM</font><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">开发板</span></a><font face="Times New Roman"> ARM9 ARM7 </font></span><span style="FONT-FAMILY: 宋体; mso-ansi-language: ZH-CN; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">嵌入式开发</span><span style="mso-ansi-language: ZH-CN"><font face="Times New Roman"> PCB</font></span><span style="FONT-FAMILY: 宋体; mso-ansi-language: ZH-CN; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">设计</span><span style="mso-ansi-language: ZH-CN"><o:p></o:p></span></font></p>
<p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt"><font size="3"><span style="FONT-FAMILY: 宋体; mso-ansi-language: ZH-CN; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">龙人计算机</span><span style="mso-ansi-language: ZH-CN"><a href="http://blog.sina.com.cn/pcbcblab"><font face="Times New Roman">PCB</font><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">设计</span></a></span><span style="FONT-FAMILY: 宋体; mso-ansi-language: ZH-CN; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">服务：</span><span style="mso-ansi-language: ZH-CN"><o:p></o:p></span></font></p>
<p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; VERTICAL-ALIGN: baseline"><font size="3"><span style="FONT-FAMILY: 宋体; mso-ansi-language: ZH-CN; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">专业高速</span><span style="mso-ansi-language: ZH-CN"><font face="Times New Roman">PCB</font></span><span style="FONT-FAMILY: 宋体; mso-ansi-language: ZH-CN; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">设计</span><span style="mso-ansi-language: ZH-CN"><font face="Times New Roman">! </font></span><span style="FONT-FAMILY: 宋体; mso-ansi-language: ZH-CN; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">数位、类比、高频、高速、射频的</span><span style="mso-ansi-language: ZH-CN"><font face="Times New Roman">PCB</font></span><span style="FONT-FAMILY: 宋体; mso-ansi-language: ZH-CN; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">设计有着丰富的经验。</span><span style="mso-ansi-language: ZH-CN"><o:p></o:p></span></font></p>
<p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt"><font size="3"><span style="FONT-FAMILY: 宋体; mso-ansi-language: ZH-CN; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">产品全部是用人工绕线！高速差分线</span><span style="mso-ansi-language: ZH-CN"><a href="http://pcbcblab.pcclub.pconline.com.cn/"><font face="Times New Roman">Layout</font></a></span><span style="FONT-FAMILY: 宋体; mso-ansi-language: ZH-CN; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">最高是４．５Ｇ，单端是８００Ｍ</span><span style="mso-ansi-language: ZH-CN"><font face="Times New Roman">.</font></span><span style="FONT-FAMILY: 宋体; mso-ansi-language: ZH-CN; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">设计的</span><span style="mso-ansi-language: ZH-CN"><font face="Times New Roman">PCB</font></span><span style="FONT-FAMILY: 宋体; mso-ansi-language: ZH-CN; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">多达</span><span style="mso-ansi-language: ZH-CN"><font face="Times New Roman">32</font></span><span style="FONT-FAMILY: 宋体; mso-ansi-language: ZH-CN; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">层，</span><span style="mso-ansi-language: ZH-CN"><o:p></o:p></span></font></p>
<p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt"><font size="3"><span style="mso-ansi-language: ZH-CN"><font face="Times New Roman">EMI</font></span><span style="FONT-FAMILY: 宋体; mso-ansi-language: ZH-CN; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">、</span><span style="mso-ansi-language: ZH-CN"><font face="Times New Roman">EMC</font></span><span style="FONT-FAMILY: 宋体; mso-ansi-language: ZH-CN; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">，</span><span style="mso-ansi-language: ZH-CN"><font face="Times New Roman">ESD</font></span><span style="FONT-FAMILY: 宋体; mso-ansi-language: ZH-CN; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">有丰富的设计经验！对</span><span style="mso-ansi-language: ZH-CN"><font face="Times New Roman">PCB</font></span><span style="FONT-FAMILY: 宋体; mso-ansi-language: ZH-CN; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">进行信号完整性仿真分析（</span><span style="mso-ansi-language: ZH-CN"><font face="Times New Roman">SI</font></span><span style="FONT-FAMILY: 宋体; mso-ansi-language: ZH-CN; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">）和电源完整性仿真分析（</span><span style="mso-ansi-language: ZH-CN"><font face="Times New Roman">PI</font></span><span style="FONT-FAMILY: 宋体; mso-ansi-language: ZH-CN; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">）</span><span style="mso-ansi-language: ZH-CN"><o:p></o:p></span></font></p>
<p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt"><font size="3"><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">龙人计算机</span><span style="mso-ansi-language: ZH-CN"><a href="http://embed123.xinwen520.net/"><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">嵌入式开发</span></a></span><span style="FONT-FAMILY: 宋体; mso-ansi-language: ZH-CN; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">服务：</span><span style="mso-ansi-language: ZH-CN"><o:p></o:p></span></font></p>
<p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt"><font size="3"><span lang="EN-US"><font face="Times New Roman">ARM</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">开发板：</span><span lang="EN-US"><a href="http://www.armodm.com/arm9arm7/arm9.asp"><font face="Times New Roman" color="#800080">ARM9</font></a><font face="Times New Roman">,</font><a href="http://www.armodm.com/arm9arm7/arm7.asp"><font face="Times New Roman" color="#800080">ARM7</font></a><font face="Times New Roman">,ARM9</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">开发板</span><span lang="EN-US"><font face="Times New Roman">,arm7</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">开发板</span><span lang="EN-US"><font face="Times New Roman">,ARM</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">芯片</span><span lang="EN-US"><font face="Times New Roman">,</font><a href="http://armodm.xinwen520.net/"><span lang="EN-US" style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'"><span lang="EN-US">三星</span></span><font face="Times New Roman">arm9</font><span lang="EN-US" style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'"><span lang="EN-US">开发板</span></span></a></span></font></p>
<p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt"><span lang="EN-US"><a href="http://armodm.blog.sohu.com/"><font size="3"><span lang="EN-US" style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'"><span lang="EN-US">嵌入式</span></span><span lang="EN-US" style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'"><span lang="EN-US">系统</span></span><span lang="EN-US" style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'"><span lang="EN-US">开发</span></span></font></a></span><font size="3"><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">：嵌入式系统研究，嵌入式开发，嵌入式设计，</span><span lang="EN-US"><font face="Times New Roman">ODM</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">研发</span></font></p>
<p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt"><span lang="EN-US"><a href="http://blog.csdn.net/armodmlr/"><font size="3"><font face="Times New Roman">ARM</font><span lang="EN-US" style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'"><span lang="EN-US">解决方案</span></span></font></a></span><font size="3"><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">：嵌入式解决方案，</span><span lang="EN-US"><font face="Times New Roman">ARM9</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">解决方案</span><span lang="EN-US"><font face="Times New Roman">,ARM7</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">解决方案</span></font></p>
<p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt"><font size="3"><span lang="EN-US"><font face="Times New Roman">ARM</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">教学系统：</span><span lang="EN-US"><font face="Times New Roman">ARM</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">实验仪，</span><span lang="EN-US"><a href="http://armodmlr.blog.bokee.net/"><font face="Times New Roman">ARM</font><span lang="EN-US" style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'"><span lang="EN-US">教学实验系统</span></span></a></span></font></p>
<p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt"><span lang="EN-US"><a href="http://armodmlr.zhan.cn.yahoo.com/"><font size="3"><font face="Times New Roman">ARM</font><span lang="EN-US" style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'"><span lang="EN-US">工控模块</span></span></font></a></span><font size="3"><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">：</span><span lang="EN-US"><font face="Times New Roman">ARM</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">工控主板，</span><span lang="EN-US"><font face="Times New Roman">ARM9</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">工控主板，</span><span lang="EN-US"><font face="Times New Roman">ARM7</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">工控主板</span></font></p>
<p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt"><font size="3"><span lang="EN-US"><font face="Times New Roman">ARM</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">开发工具：</span><span lang="EN-US"><a href="http://armodmlr.blog.nnsky.com/"><font face="Times New Roman">ARM</font><span lang="EN-US" style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'"><span lang="EN-US">仿真器</span></span></a><font face="Times New Roman">,ARM</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">编程器</span></font></p>
<p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt"><font size="3"><span lang="EN-US"><font face="Times New Roman">DSP</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">开发工具</span></font></p>
<p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt"><span lang="EN-US"><o:p><font face="Times New Roman" size="3">&nbsp;</font></o:p></span></p>
<p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt"><font size="3"><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">龙人</span><span lang="EN-US"><a href="http://www.armodm.com/"><span lang="EN-US" style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'"><span lang="EN-US"><font color="#800080">嵌入式产品事业部</font></span></span></a></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">专业提供</span><span lang="EN-US"><font face="Times New Roman">ARM</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">开发板（</span><span lang="EN-US"><font face="Times New Roman">ARM9</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">和</span><span lang="EN-US"><font face="Times New Roman">ARM7</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">）、</span><span lang="EN-US"><font face="Times New Roman">ARM</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">教学系统、</span><span lang="EN-US"><font face="Times New Roman">ARM</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">工控模块、</span><span lang="EN-US"><font face="Times New Roman">DSP</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">开发工具和仿真器等产品，另外龙人还提供</span><span lang="EN-US"><font face="Times New Roman">ODM</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">研发和嵌入式开发。想做嵌入式，找龙人！</span></font></p>
<p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt"><font size="3"><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">网址：</span><span lang="EN-US"><a href="http://www.armodm.com/"><font face="Times New Roman" color="#800080">http://www.armodm.com</font></a></span></font></p>
<p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt"><font size="3"><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">联</span><font face="Times New Roman"> </font><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">系</span><font face="Times New Roman"> </font><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">电</span><font face="Times New Roman"> </font><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">话：</span><span lang="EN-US"><font face="Times New Roman">+86-0755-83346939<span style="mso-spacerun: yes">&nbsp; </span>83662100<span style="mso-spacerun: yes">&nbsp;&nbsp; </span></font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">余小姐</span></font></p>
<p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; tab-stops: 263.95pt"><font size="3"><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">销</span><font face="Times New Roman"> </font><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">售</span><font face="Times New Roman"> </font><span lang="EN-US"><a href="mailto:Email：beijingshenzhen@126.com"><font face="Times New Roman">Email</font><span lang="EN-US" style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'"><span lang="EN-US">：</span></span><font face="Times New Roman">beijingshenzhen@126.com</font></a><span style="mso-tab-count: 1"><font face="Times New Roman">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </font></span></span></font></p>
<p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt"><font size="3"><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">联</span><font face="Times New Roman"> </font><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">系</span><font face="Times New Roman"> </font><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">地</span><font face="Times New Roman"> </font><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">址</span><span lang="EN-US"><font face="Times New Roman">: </font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">深圳市福田区福虹路世界贸易广场</span><span lang="EN-US"><font face="Times New Roman">B</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">座</span><span lang="EN-US"><font face="Times New Roman">13F<span style="mso-spacerun: yes">&nbsp;&nbsp; </span></font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">邮</span><font face="Times New Roman"> </font><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">编：</span><span lang="EN-US"><font face="Times New Roman">518033</font></span></font></p>
<p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt"><span style="FONT-SIZE: 9pt; mso-ansi-language: ZH-CN; mso-bidi-font-size: 10.0pt"><o:p><font face="Times New Roman">&nbsp;</font></o:p></span></p>...
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        <pubDate>Thu, 20 Mar 2008 06:03:50 GMT</pubDate>

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