<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta charset="utf-8">
<meta name="generator" content="pdf2htmlEX">
<meta http-equiv="X-UA-Compatible" content="IE=edge,chrome=1">
<link rel="stylesheet" href="https://static.pudn.com/base/css/base.min.css">
<link rel="stylesheet" href="https://static.pudn.com/base/css/fancy.min.css">
<link rel="stylesheet" href="https://static.pudn.com/prod/directory_preview_static/6266a51f4f8811599eb4d9a9/raw.css">
<script src="https://static.pudn.com/base/js/compatibility.min.js"></script>
<script src="https://static.pudn.com/base/js/pdf2htmlEX.min.js"></script>
<script>
try{
pdf2htmlEX.defaultViewer = new pdf2htmlEX.Viewer({});
}catch(e){}
</script>
<title></title>
</head>
<body>
<div id="sidebar" style="display: none">
<div id="outline">
</div>
</div>
<div id="pf1" class="pf w0 h0" data-page-no="1"><div class="pc pc1 w0 h0"><img class="bi x0 y0 w1 h1" alt="" src="https://static.pudn.com/prod/directory_preview_static/6266a51f4f8811599eb4d9a9/bg1.jpg"><div class="c x0 y1 w2 h2"><div class="t m0 x1 h3 y2 ff1 fs0 fc0 sc0 ls0 ws0"><span class="_ _0"></span><span class="ff2">欢迎</span></div><div class="t m0 x1 h3 y3 ff1 fs0 fc0 sc0 ls0 ws0"><span class="_ _1"> </span><span class="ff2">欢<span class="_ _2"></span>迎<span class="_ _2"></span>各<span class="_ _2"></span>位<span class="_ _2"></span>使<span class="_ _2"></span>用<span class="_ _3"> </span></span><span class="_ _1"> </span><span class="ff2">培<span class="_ _2"></span>训<span class="_ _2"></span>光<span class="_ _2"></span>盘<span class="_ _2"></span>,<span class="_ _2"></span>我<span class="_ _2"></span>们<span class="_ _2"></span>希<span class="_ _2"></span>望<span class="_ _2"></span>这<span class="_ _2"></span>张<span class="_ _2"></span>光<span class="_ _2"></span>盘<span class="_ _2"></span>成<span class="_ _2"></span>为<span class="_ _2"></span>各<span class="_ _2"></span>位<span class="_ _2"></span>在<span class="_ _2"></span>学<span class="_ _2"></span>习<span class="_ _2"></span>使<span class="_ _2"></span>用<span class="_ _2"></span>时<span class="_ _2"></span>的</span></div><div class="t m0 x1 h3 y4 ff2 fs0 fc0 sc0 ls0 ws0">有用工具。各位可以在开始自已的设计之前,利用这个培训光盘进行学习,但在各位的设计</div><div class="t m0 x1 h3 y5 ff2 fs0 fc0 sc0 ls0 ws0">进行当中,也可以随时利用这光盘作为参考。这个培训教程为新的设计者提供一个非常有用</div><div class="t m0 x1 h3 y6 ff2 fs0 fc0 sc0 ls0 ws0">的信息,同时也可以帮助有经验的设计者增加理解。</div><div class="t m0 x1 h4 y7 ff1 fs0 fc0 sc0 ls0 ws0"><span class="_ _0"></span></div><div class="t m0 x1 h3 y8 ff2 fs0 fc0 sc0 ls0 ws0">我们有多种方法使用这个光盘,所有的资料都以顺序排列,如果你愿意,你可以象实际听课</div><div class="t m0 x1 h3 y9 ff2 fs0 fc0 sc0 ls0 ws0">一样,从头到尾完成培训。如果在看资料时遇到问题,你也可以利用目录或关键字目录来随</div><div class="t m0 x1 h3 ya ff2 fs0 fc0 sc0 ls0 ws0">意选择你所需的部分。</div><div class="t m0 x1 h3 yb ff2 fs0 fc0 sc0 ls0 ws0">在使用此教程时,你应该多利用回放控制等附加功能。你是否在上次培训时有一些地方不清</div><div class="t m0 x1 h3 yc ff2 fs0 fc0 sc0 ls0 ws0">楚?<span class="_ _2"></span>现在<span class="_ _2"></span>你可<span class="_ _2"></span>以利<span class="_ _2"></span>用回放<span class="_ _2"></span>控制<span class="_ _2"></span>功能<span class="_ _2"></span>去重<span class="_ _2"></span>复所<span class="_ _2"></span>需的<span class="_ _2"></span>部分<span class="_ _4"></span><span class="ff1"></span>你<span class="_ _2"></span>甚至<span class="_ _2"></span>可以回<span class="_ _2"></span>到几<span class="_ _2"></span>个部<span class="_ _2"></span>分之<span class="_ _2"></span>前直<span class="_ _2"></span>至到</div><div class="t m0 x1 h3 yd ff2 fs0 fc0 sc0 ls0 ws0">自已完全掌握。如果你认为进行得太慢,你可以向前跳过你认为已掌握的部分;如果你愿意,</div><div class="t m0 x1 h3 ye ff2 fs0 fc0 sc0 ls0 ws0">你可以无数次地重复有关的部分;你如果认为需要一些时间来理解当前的内容,你可以暂停</div><div class="t m0 x1 h3 yf ff2 fs0 fc0 sc0 ls0 ws0">来重复当前的内容直到理解为止<span class="ff1"></span>然后再继续。</div><div class="t m0 x1 h3 y10 ff2 fs0 fc0 sc0 ls0 ws0">我们为每章都提供了参孝资料,如果当前讨论的内容你需要了解更多,你可以利用参孝资料</div><div class="t m0 x1 h3 y11 ff2 fs0 fc0 sc0 ls0 ws0">了解有关的用户手册部分及应用指南。</div><div class="t m0 x1 h3 y12 ff2 fs0 fc0 sc0 ls0 ws0">另一<span class="_ _2"></span>个<span class="_ _2"></span>有<span class="_ _2"></span>用<span class="_ _2"></span>的<span class="_ _2"></span>功能<span class="_ _2"></span>是<span class="_ _2"></span>你<span class="_ _2"></span>可<span class="_ _2"></span>以<span class="_ _2"></span>打印<span class="_ _2"></span>当<span class="_ _2"></span>前<span class="_ _2"></span>息内<span class="_ _2"></span>容<span class="_ _2"></span>,<span class="_ _2"></span>光<span class="_ _2"></span>盘<span class="_ _2"></span>提供<span class="_ _2"></span>了<span class="_ _2"></span>所<span class="_ _2"></span>有<span class="_ _2"></span>资<span class="_ _2"></span>料的<span class="_ _5"> </span><span class="ff1"><span class="_ _1"> </span></span>文<span class="_ _2"></span>件<span class="_ _2"></span>,如<span class="_ _2"></span>果<span class="_ _2"></span>你<span class="_ _2"></span>需</div><div class="t m0 x1 h3 y13 ff2 fs0 fc0 sc0 ls0 ws0">要将打印出的资料带到实验室作参孝的话,你可以打印出来。</div><div class="t m0 x1 h3 y14 ff2 fs0 fc0 sc0 ls0 ws0">当然这有许多我们没有介绍的功能。请一定仔细了解所有的命令和所有的文件来熟悉对你有</div><div class="t m0 x1 h3 y15 ff2 fs0 fc0 sc0 ls0 ws0">用的功能。</div><div class="t m0 x1 h3 y16 ff2 fs0 fc0 sc0 ls0 ws0">在培<span class="_ _2"></span>训开<span class="_ _2"></span>始之<span class="_ _2"></span>前我<span class="_ _2"></span>们先介<span class="_ _2"></span>绍一<span class="_ _2"></span>些对<span class="_ _2"></span>各位<span class="_ _2"></span>设计<span class="_ _2"></span>有用<span class="_ _2"></span>的方<span class="_ _2"></span>法。<span class="_ _2"></span>在<span class="_ _3"> </span><span class="ff1"><span class="_ _1"> </span></span>入<span class="_ _2"></span>门这<span class="_ _2"></span>一章<span class="_ _2"></span>中,<span class="_ _2"></span>各位</div><div class="t m0 x1 h3 y17 ff2 fs0 fc0 sc0 ls0 ws0">将了解到怎么来得对设计应用有用的各种资源,而且一步一步指导大家如何开始设计。</div><div class="t m0 x1 h4 y18 ff1 fs0 fc0 sc0 ls0 ws0"><span class="_ _0"></span></div><div class="t m0 x1 h3 y19 ff2 fs0 fc0 sc0 ls0 ws0">我们<span class="_ _2"></span>忠<span class="_ _2"></span>心希<span class="_ _2"></span>望<span class="_ _2"></span>各位<span class="_ _2"></span>能通<span class="_ _2"></span>过<span class="_ _2"></span>这个<span class="_ _2"></span>光<span class="_ _2"></span>盘更<span class="_ _2"></span>好<span class="_ _2"></span>地使<span class="_ _2"></span>用<span class="_ _6"> </span><span class="ff1"><span class="_ _2"></span></span>。希<span class="_ _2"></span>望各<span class="_ _2"></span>位<span class="_ _2"></span>设计<span class="_ _2"></span>顺<span class="_ _2"></span>利,<span class="_ _2"></span>并<span class="_ _2"></span>感谢<span class="_ _2"></span>使<span class="_ _2"></span>用</div><div class="t m0 x1 h3 y1a ff1 fs0 fc0 sc0 ls0 ws0"><span class="_ _7"> </span><span class="ff2">器件。现在培训开始。</span></div><div class="t m0 x1 h3 y1b ff1 fs0 fc0 sc0 ls0 ws0"><span class="ff2">开始<span class="_ _7"> </span></span><span class="_ _1"> </span><span class="ff2">的培训</span></div></div></div><div class="pi" data-data='{"ctm":[1.611850,0.000000,0.000000,1.611850,0.000000,0.000000]}'></div></div>
</body>
</html>
<div id="pf2" class="pf w0 h0" data-page-no="2"><div class="pc pc2 w0 h0"><img class="bi x0 y0 w1 h1" alt="" src="https://static.pudn.com/prod/directory_preview_static/6266a51f4f8811599eb4d9a9/bg2.jpg"><div class="c x0 y1 w2 h2"><div class="t m0 x1 h3 y2 ff2 fs0 fc0 sc0 ls0 ws0">再一<span class="_ _2"></span>次<span class="_ _2"></span>感谢<span class="_ _2"></span>各<span class="_ _2"></span>位使<span class="_ _2"></span>用<span class="_ _6"> </span><span class="ff1"><span class="_ _1"> </span></span>设<span class="_ _2"></span>计产<span class="_ _2"></span>品,<span class="_ _2"></span>我<span class="_ _2"></span>们首<span class="_ _2"></span>先<span class="_ _2"></span>感谢<span class="_ _2"></span>各<span class="_ _2"></span>位选<span class="_ _2"></span>择<span class="_ _8"> </span><span class="ff1"><span class="_ _7"> </span></span>公<span class="_ _2"></span>司<span class="_ _2"></span>的处<span class="_ _2"></span>理<span class="_ _2"></span>机<span class="_ _2"></span>。</div><div class="t m0 x1 h3 y1c ff1 fs0 fc0 sc0 ls0 ws0"><span class="_ _7"> </span><span class="ff2">公司<span class="_ _2"></span>知道在<span class="_ _2"></span>集成通<span class="_ _2"></span>信处理<span class="_ _2"></span>机领域中<span class="_ _2"></span>,各位<span class="_ _2"></span>有很多<span class="_ _2"></span>选择,<span class="_ _2"></span>所以我<span class="_ _2"></span>们很自<span class="_ _2"></span>豪与各<span class="_ _2"></span>位合</span></div><div class="t m0 x1 h3 y3 ff2 fs0 fc0 sc0 ls0 ws0">作。</div><div class="t m0 x1 h3 y5 ff2 fs0 fc0 sc0 ls0 ws0">在我们开始培训之前,我们将介绍一些有关设计的有用资源,然后我们会一步一步的介绍硬</div><div class="t m0 x1 h3 y6 ff2 fs0 fc0 sc0 ls0 ws0">件和软件开发,并介绍对各位有助的资料。</div><div class="t m0 x1 h3 yd ff1 fs0 fc0 sc0 ls0 ws0"><span class="ff2">网站</span></div><div class="t m0 x1 h3 yf ff2 fs0 fc0 sc0 ls0 ws0">互联网可以作为一种最有效向客户提供所需资料的工作。我们欢迎各位访问我们的网站。</div><div class="t m0 x1 h4 y1d ff1 fs0 fc0 sc0 ls0 ws0"><span class="_ _9"></span> </div><div class="t m0 x1 h5 y1e ff2 fs0 fc0 sc0 ls0 ws0">这是主<span class="ff3">页</span>,<span class="ff3">它</span>提供这个站<span class="ff3">点</span>的<span class="ff3">其他连接</span>地<span class="ff3">址</span>和指出了<span class="ff3">其他</span>新内容。作为设计者,你可能认为</div><div class="t m0 x1 h5 y12 ff3 fs0 fc0 sc0 ls0 ws0">下面三<span class="ff2">个网</span>址<span class="ff2">更有用;工程</span>师<span class="ff2">工具</span>、<span class="ff2">出</span>版<span class="ff2">资料</span>、支持<span class="ff2">和常</span>见<span class="ff2">问题解</span>答<span class="ff2">。</span></div><div class="t m0 x1 h5 y1f ff2 fs0 fc0 sc0 ls0 ws0">工程<span class="ff3">师</span>工具<span class="ff3">:</span>从这<span class="ff3">里</span>可以得到<span class="ff3">示范代码、电路图、监</span>控<span class="ff3">包、</span>器件<span class="ff3">号、初</span>始<span class="ff3">化</span>工具等。文件是</div><div class="t m0 x1 h5 y14 ff2 fs0 fc0 sc0 ls0 ws0">以<span class="_ _7"> </span><span class="ff1">!"<span class="_ _1"> </span><span class="ff3">压缩格式</span></span>或<span class="_ _7"> </span><span class="ff1"><span class="_ _1"> </span><span class="ff3">格式</span></span>提供。</div><div class="t m0 x1 h5 y20 ff2 fs0 fc0 sc0 ls0 ws0">出<span class="ff3">版</span>资料;这<span class="ff3">里</span>你可以得到用户手册<span class="ff3">、技术总结、</span>应用指南和用户手册更<span class="ff3">正</span>,在此部分你<span class="ff3">还</span></div><div class="t m0 x1 h5 y16 ff2 fs0 fc0 sc0 ls0 ws0">可以<span class="ff3">找</span>到我们软件的用户手册,可<span class="ff3">下载</span>的<span class="ff3">微码</span>和开发<span class="ff3">系统</span>。</div><div class="t m0 x1 h5 y21 ff3 fs0 fc0 sc0 ls0 ws0">支持<span class="ff2">和常</span>见<span class="ff2">问题</span>:<span class="ff2">在这部分你可得到最新的器件更</span>正<span class="ff2">,了解怎样得到定</span>期<span class="ff2">发</span>布<span class="ff2">的器件</span>消<span class="ff2">息。</span></div><div class="t m0 x1 h5 y22 ff2 fs0 fc0 sc0 ls0 ws0">这个主<span class="ff3">页</span>有<span class="ff3">搜索</span>工具可以<span class="ff3">便</span>你方<span class="ff3">便查找</span>对你有用的产品信息。你不<span class="ff3">必</span>再<span class="ff3">花宝贵</span>的时间去发问</div><div class="t m0 x1 h5 y23 ff3 fs0 fc0 sc0 ls0 ws0">其他人<span class="ff2">已经发问的器件问题上,如果你不</span>明白<span class="ff2">,请</span>迸<span class="ff2">入<span class="_ _7"> </span><span class="ff1">#</span>。</span></div><div class="t m0 x1 h4 y24 ff1 fs0 fc0 sc0 ls0 ws0"><span class="_ _9"></span> #</div><div class="t m0 x1 h3 y25 ff1 fs0 fc0 sc0 ls0 ws0"><span class="ff2">可提供的资料</span></div><div class="t m0 x1 h5 y26 ff1 fs0 fc0 sc0 ls0 ws0"><span class="_ _1"> </span><span class="ff2">用<span class="_ _2"></span>户<span class="_ _2"></span>手<span class="_ _2"></span>册。<span class="_ _2"></span>用<span class="_ _2"></span>户<span class="_ _2"></span>手<span class="_ _2"></span>册<span class="_ _2"></span>提供<span class="_ _2"></span>了<span class="_ _2"></span>最<span class="_ _2"></span><span class="ff3">详<span class="_ _2"></span></span>细<span class="_ _2"></span>的<span class="_ _2"></span>器<span class="_ _2"></span>件和<span class="_ _2"></span>应<span class="_ _2"></span>用<span class="_ _2"></span><span class="ff3">说<span class="_ _2"></span>明<span class="_ _2"></span></span>。从<span class="_ _8"> </span></span>$%<span class="_ _3"> </span><span class="ff2">的功<span class="_ _2"></span>能<span class="_ _2"></span><span class="ff3">力<span class="_ _2"></span></span>到<span class="_ _2"></span><span class="ff3">接<span class="_ _2"></span>口</span>,</span></div><div class="t m0 x1 h5 y27 ff3 fs0 fc0 sc0 ls0 ws0">又<span class="ff2">或者是</span>编<span class="ff2">程</span>模式<span class="ff2">,对各位来</span>说<span class="ff2">这是最</span>必<span class="ff2">要的。</span></div><div class="t m0 x1 h5 y1b ff2 fs0 fc0 sc0 ls0 ws0">手册的<span class="_ _2"></span><span class="ff3">订货编<span class="_ _2"></span>号</span>为<span class="_ _1"> </span><span class="ff1">&'(<span class="_ _2"></span></span>,你可<span class="_ _2"></span>以在互<span class="_ _2"></span>联网的<span class="_ _2"></span>出<span class="ff3">版物<span class="_ _2"></span></span>主<span class="ff3">页下<span class="_ _2"></span>载电子<span class="_ _2"></span></span>文件及<span class="_ _2"></span>通过资</div><div class="t m0 x1 h5 y28 ff2 fs0 fc0 sc0 ls0 ws0">料发<span class="ff3">送</span>中心得到手册。</div></div></div><div class="pi" data-data='{"ctm":[1.611850,0.000000,0.000000,1.611850,0.000000,0.000000]}'></div></div>
<div id="pf3" class="pf w0 h0" data-page-no="3"><div class="pc pc3 w0 h0"><img class="bi x0 y0 w1 h1" alt="" src="https://static.pudn.com/prod/directory_preview_static/6266a51f4f8811599eb4d9a9/bg3.jpg"><div class="c x0 y1 w2 h2"><div class="t m0 x1 h5 y1c ff2 fs0 fc0 sc0 ls0 ws0">我们很<span class="ff3">高兴</span>地<span class="ff3">宣布</span>在<span class="ff3">本</span>培训光盘中已经<span class="ff3">包括</span>了最新<span class="ff3">版</span>的用户手册,这个<span class="ff3">版本</span>中更新了<span class="ff3">图表</span>和</div><div class="t m0 x1 h5 y3 ff3 fs0 fc0 sc0 ls0 ws0">图例<span class="ff2">,</span>改<span class="ff2">进了</span>材<span class="ff2">料的</span>结构<span class="ff2">,对</span>读<span class="ff2">者来</span>说<span class="ff2">更容</span>易<span class="ff2">理解各部分内容。</span></div><div class="t m0 x1 h5 y5 ff1 fs0 fc0 sc0 ls0 ws0"><span class="_ _0"></span> <span class="_ _2"></span><span class="_ _1"> </span><span class="ff2">位<span class="_ _2"></span><span class="ff3">微<span class="_ _2"></span></span>处<span class="_ _2"></span>理<span class="_ _2"></span>机<span class="_ _2"></span>手册<span class="_ _2"></span><span class="ff3">:<span class="_ _2"></span></span>这<span class="_ _2"></span>一<span class="_ _2"></span>手<span class="_ _2"></span>册作<span class="_ _2"></span>为<span class="_ _2"></span>用<span class="_ _2"></span>户<span class="_ _2"></span>手<span class="_ _2"></span>册的<span class="_ _a"></span><span class="ff3">补充<span class="_ _2"></span></span>,<span class="_ _2"></span><span class="ff3">它<span class="_ _2"></span></span>更<span class="_ _2"></span>加<span class="_ _2"></span><span class="ff3">详</span>细<span class="_ _2"></span>地<span class="_ _2"></span>介<span class="_ _2"></span>绍<span class="_ _2"></span>了<span class="_ _2"></span>的<span class="_ _2"></span><span class="ff3">寄</span></span></div><div class="t m0 x1 h5 y6 ff3 fs0 fc0 sc0 ls0 ws0">存<span class="ff2">器</span>、<span class="ff2">非</span> 正<span class="ff2">常处理和<span class="_ _7"> </span><span class="ff1"> <span class="_ _7"> </span></span>指令。而用户手册的</span>订货编号<span class="ff2">为<span class="_ _7"> </span><span class="ff1">)*+'(</span>。</span></div><div class="t m0 x1 h5 y29 ff1 fs0 fc0 sc0 ls0 ws0">, <span class="_ _1"> </span><span class="ff2">通<span class="_ _2"></span>用<span class="_ _2"></span>资<span class="_ _2"></span>料光<span class="_ _2"></span>盘<span class="_ _2"></span>。<span class="_ _2"></span>如<span class="_ _2"></span>果<span class="_ _2"></span>你不<span class="_ _a"></span><span class="ff3">想</span>在<span class="_ _2"></span>网<span class="_ _2"></span>站<span class="_ _2"></span>上<span class="_ _2"></span><span class="ff3">下<span class="_ _2"></span>载</span>资<span class="_ _2"></span>料<span class="_ _2"></span>,<span class="_ _2"></span>利<span class="_ _2"></span>用<span class="_ _2"></span>这个<span class="_ _2"></span>光<span class="_ _2"></span>盘<span class="_ _2"></span>可<span class="_ _2"></span>以<span class="_ _2"></span>得到<span class="_ _2"></span>用<span class="_ _2"></span>户<span class="_ _2"></span>手</span></div><div class="t m0 x1 h5 y2a ff2 fs0 fc0 sc0 ls0 ws0">册和有关的软件<span class="ff3">包</span>,如部分的<span class="ff3">初</span>始<span class="ff3">化</span>工具。<span class="ff3">尽管</span>此光盘所有内容都在网上,但对<span class="ff3">接</span>入互联网</div><div class="t m0 x1 h5 y8 ff3 fs0 fc0 sc0 ls0 ws0">较<span class="_ _7"> </span><span class="ff2">慢<span class="_ _b"> </span>的<span class="_ _b"> </span>用<span class="_ _7"> </span>户<span class="_ _b"> </span>来<span class="_ _7"> </span></span>说<span class="_ _b"> </span><span class="ff2">,<span class="_ _7"> </span>此<span class="_ _b"> </span>光<span class="_ _7"> </span>盘<span class="_ _b"> </span></span>便<span class="_ _7"> </span><span class="ff2">非<span class="_ _b"> </span>常<span class="_ _7"> </span>的<span class="_ _b"> </span>有<span class="_ _7"> </span>用<span class="_ _b"> </span>。<span class="_ _7"> </span>你<span class="_ _b"> </span>可<span class="_ _7"> </span>以<span class="_ _b"> </span>用<span class="_ _7"> </span></span>申<span class="_ _7"> </span><span class="ff2">请<span class="_ _b"> </span></span>号<span class="_ _c"> </span><span class="ff1">(-%,*.<span class="_ _0"></span>%(<span class="_ _5"> </span><span class="ff2">在</span></span></div><div class="t m0 x1 h5 y9 ff1 fs0 fc0 sc0 ls0 ws0"><span class="_ _7"> </span><span class="ff2">资料发<span class="ff3">送</span>中心得到。利用网<span class="ff3">络</span>更可<span class="ff3">下载</span>一些<span class="ff3">小</span>的文件及到经常<span class="ff3">变</span>更的文件。</span></div><div class="t m0 x1 h3 yb ff1 fs0 fc0 sc0 ls0 ws0">/<span class="ff2">资料发放中心</span></div><div class="t m0 x1 h5 yd ff2 fs0 fc0 sc0 ls0 ws0">我们的印<span class="ff3">刷</span>资料和光盘都可以从<span class="ff3">半</span>导<span class="ff3">体</span>部的资料发<span class="ff3">送</span>中心得到。发<span class="ff3">送</span>中心的网<span class="ff3">址</span>为</div><div class="t m0 x1 h4 y2b ff1 fs0 fc0 sc0 ls0 ws0"><span class="_ _9"></span>0000  0 0</div><div class="t m0 x1 h5 y11 ff3 fs0 fc0 sc0 ls0 ws0">下面<span class="ff2">介绍一些</span>其它<span class="ff2">信息。</span></div><div class="t m0 x1 h5 y12 ff1 fs0 fc0 sc0 ls0 ws0">1<span class="_ _7"> </span><span class="ff2">设计<span class="ff3">循</span>序<span class="ff3">渐</span>进指南</span></div><div class="t m0 x1 h3 y1f ff1 fs0 fc0 sc0 ls0 ws0"><span class="_ _7"> </span><span class="ff2">是否可以应用在你的设计中?</span>213</div><div class="t m0 x1 h5 y14 ff1 fs0 fc0 sc0 ls0 ws0"><span class="ff2">在如<span class="ff3">今</span>如此复<span class="ff3">杂</span>的<span class="ff3">芯片</span>中,你可能要<span class="ff3">花</span>很多的时间来<span class="ff3">评价</span>一个<span class="ff3">芯片</span>是否可以用在你的<span class="ff3">板</span></span></div><div class="t m0 x1 h5 y15 ff2 fs0 fc0 sc0 ls0 ws0">上。你可以利用<span class="ff3">下面</span>的方法来<span class="ff3">证明<span class="_ _7"> </span><span class="ff1"><span class="_ _1"> </span></span></span>是否<span class="ff3">适</span>合<span class="ff3">于</span>你的应用上。</div><div class="t m0 x1 h5 y16 ff1 fs0 fc0 sc0 ls0 ws0"><span class="ff3">、<span class="ff2">了解<span class="_ _7"> </span></span></span><span class="_ _1"> </span><span class="ff2">的<span class="ff3">变化</span>种<span class="ff3">类</span></span></div><div class="t m0 x1 h5 y17 ff2 fs0 fc0 sc0 ls0 ws0">在<span class="_ _a"></span>网<span class="_ _a"></span>站<span class="_ _a"></span><span class="ff3"> <span class="_ _a"></span><span class="ff1"><span class="_ _2"></span><span class="_ _9"></span> <span class="_ _a"></span><span class="_ _d"></span><span class="ff2">上<span class="_ _a"></span><span class="ff3"> <span class="_ _a"></span></span>选<span class="_ _a"></span><span class="ff3"> <span class="_ _d"></span></span>择<span class="_ _a"></span><span class="ff3"> <span class="_ _a"></span></span></span>-%(&.<span class="_ _a"></span><span class="_ _a"></span><span class="ff3">标<span class="_ _d"></span>识<span class="_ _a"></span><span class="ff2">。<span class="_ _a"></span></span> <span class="_ _d"></span><span class="ff2">在<span class="_ _a"></span></span> <span class="_ _a"></span></span>-%(&.</span></span></div><div class="t m0 x1 h5 y21 ff3 fs0 fc0 sc0 ls0 ws0">页 <span class="_ _2"></span>面<span class="_ _2"></span> <span class="_ _2"></span><span class="ff2">中<span class="_ _2"></span>,<span class="_ _2"></span>你可<span class="_ _2"></span>以<span class="_ _2"></span>看<span class="_ _2"></span>到<span class="_ _3"> </span><span class="ff1"><span class="_ _3"> </span></span>的<span class="_ _2"></span></span>变<span class="_ _2"></span>化<span class="ff2">种<span class="_ _2"></span></span>类<span class="_ _2"></span><span class="ff2">,<span class="_ _2"></span>选<span class="_ _2"></span>择<span class="_ _2"></span></span>任<span class="ff2">意<span class="_ _2"></span>一<span class="_ _2"></span>个<span class="_ _2"></span></span>变<span class="_ _2"></span><span class="ff2">种<span class="_ _2"></span>你可<span class="_ _2"></span>以<span class="_ _2"></span>看<span class="_ _2"></span>到<span class="_ _2"></span>有<span class="_ _2"></span>关不<span class="_ _2"></span>同<span class="_ _2"></span>种<span class="_ _2"></span></span>类</div><div class="t m0 x1 h5 y22 ff3 fs0 fc0 sc0 ls0 ws0">区别<span class="ff2">的</span>图表<span class="ff2">。</span></div><div class="t m0 x1 h5 y19 ff1 fs0 fc0 sc0 ls0 ws0"><span class="ff3">、<span class="ff2">得到</span>正确<span class="ff2">的用户手册。</span></span></div><div class="t m0 x1 h5 y1a ff2 fs0 fc0 sc0 ls0 ws0">所有<span class="_ _3"> </span><span class="ff1"><span class="_ _1"> </span><span class="ff3">系<span class="_ _2"></span></span></span>列<span class="_ _2"></span>产<span class="_ _2"></span>品<span class="_ _2"></span>都<span class="_ _2"></span>需要<span class="_ _3"> </span><span class="ff1">&'(<span class="_ _3"> </span></span>手册<span class="_ _2"></span>,<span class="_ _2"></span>你<span class="_ _2"></span>可<span class="_ _2"></span>以<span class="_ _2"></span>从网<span class="_ _2"></span>上<span class="_ _2"></span>或<span class="_ _2"></span>光盘<span class="_ _2"></span>或<span class="_ _2"></span>资<span class="_ _2"></span>料<span class="_ _2"></span>发<span class="_ _2"></span><span class="ff3">送<span class="_ _2"></span></span>中</div><div class="t m0 x1 h5 y2c ff2 fs0 fc0 sc0 ls0 ws0">心得到<span class="_ _2"></span>,如果<span class="_ _2"></span>你<span class="ff3">想</span>得<span class="_ _2"></span>到<span class="_ _1"> </span><span class="ff1">4(4<span class="_ _1"> </span></span>资料,<span class="_ _2"></span>你<span class="ff3">就</span>需<span class="_ _2"></span>要<span class="_ _1"> </span><span class="ff1">5<span class="_ _7"> </span></span>用<span class="_ _2"></span>户手册<span class="_ _2"></span><span class="ff3">补充</span>。<span class="_ _2"></span>如</div><div class="t m0 x1 h5 y25 ff2 fs0 fc0 sc0 ls0 ws0">果你<span class="_ _2"></span>需<span class="_ _2"></span>要<span class="_ _3"> </span><span class="ff1">'-<span class="_ _a"></span></span>,你<span class="_ _2"></span>也<span class="_ _2"></span>需<span class="_ _2"></span>要<span class="_ _2"></span><span class="ff3">补<span class="_ _2"></span>充<span class="_ _2"></span></span>手<span class="_ _2"></span>册,<span class="_ _2"></span>如<span class="_ _2"></span>果<span class="_ _2"></span>你需<span class="_ _2"></span>要<span class="_ _8"> </span><span class="ff1">.<span class="_ _2"></span></span>,<span class="_ _2"></span>你<span class="ff3">就<span class="_ _2"></span></span>需<span class="_ _2"></span>要<span class="_ _2"></span><span class="ff3">说<span class="_ _2"></span>明<span class="_ _2"></span>基本</span></div><div class="t m0 x1 h5 y2d ff1 fs0 fc0 sc0 ls0 ws0"><span class="_ _7"> </span><span class="ff2">和这一<span class="ff3">特殊型号</span>的<span class="ff3">比较</span>的<span class="ff3">补充说明</span>。</span></div><div class="t m0 x1 h5 y26 ff1 fs0 fc0 sc0 ls0 ws0"><span class="ff2">如果你<span class="ff3">正</span>在<span class="ff3">研究<span class="_ _7"> </span></span></span>1<span class="_ _1"> </span><span class="ff3">系<span class="ff2">列,你应该从<span class="_ _7"> </span></span></span><span class="_ _2"></span>1<span class="_ _7"> </span><span class="ff2">手册开始而不应看<span class="_ _1"> </span></span><span class="_ _7"> </span><span class="ff2">手册。</span></div><div class="t m0 x1 h5 y1b ff1 fs0 fc0 sc0 ls0 ws0"><span class="ff3">、阅读<span class="ff2">用户手册的指南部分。</span></span></div><div class="t m0 x1 h5 y28 ff2 fs0 fc0 sc0 ls0 ws0">这<span class="_ _d"></span>部<span class="_ _4"></span>分<span class="_ _4"></span>将<span class="_ _d"></span>会<span class="_ _4"></span><span class="ff3">给<span class="_ _d"></span></span>你<span class="_ _4"></span>一<span class="_ _4"></span>个<span class="_ _d"></span><span class="ff3">芯<span class="_ _4"></span>片<span class="_ _d"></span></span>功<span class="_ _4"></span>能<span class="_ _4"></span>的<span class="_ _d"></span>介<span class="_ _4"></span>绍<span class="_ _d"></span>。<span class="_ _4"></span>如<span class="_ _4"></span>果<span class="_ _d"></span>你<span class="_ _4"></span>在<span class="_ _d"></span>学<span class="_ _4"></span>习<span class="_ _8"> </span><span class="ff1">(<span class="_ _4"></span><span class="ff3">(<span class="_ _4"></span>双<span class="_ _d"></span></span></span>通<span class="_ _4"></span>道<span class="_ _d"></span>器<span class="_ _4"></span>件<span class="_ _4"></span><span class="ff3">)<span class="_ _d"></span></span>或</div></div></div><div class="pi" data-data='{"ctm":[1.611850,0.000000,0.000000,1.611850,0.000000,0.000000]}'></div></div>
<div id="pf4" class="pf w0 h0" data-page-no="4"><div class="pc pc4 w0 h0"><img class="bi x0 y0 w1 h1" alt="" src="https://static.pudn.com/prod/directory_preview_static/6266a51f4f8811599eb4d9a9/bg4.jpg"><div class="c x0 y1 w2 h2"><div class="t m0 x1 h5 y2 ff1 fs0 fc0 sc0 ls0 ws0">(*<span class="ff3">(双<span class="ff2">以太网</span>)<span class="ff2">器件,<span class="_ _2"></span></span></span><span class="_ _1"> </span><span class="ff2">的<span class="ff3">基础</span>也<span class="ff3">适</span>用。但<span class="ff3">只</span>有<span class="_ _3"> </span></span><span class="_ _7"> </span><span class="ff2">和<span class="_ _1"> </span></span><span class="_ _7"> </span><span class="ff2">可以使用<span class="_ _2"></span>,</span></div><div class="t m0 x1 h5 y1c ff1 fs0 fc0 sc0 ls0 ws0"><span class="_ _7"> </span><span class="ff2">和<span class="_ _1"> </span></span>/<span class="_ _7"> </span><span class="ff3">管脚还<span class="ff2">可以用</span>于<span class="ff2">并行<span class="_ _1"> </span></span></span>$%<span class="_ _1"> </span><span class="ff3">口<span class="ff2">,但是<span class="_ _7"> </span></span></span><span class="_ _1"> </span><span class="ff2">和<span class="_ _7"> </span></span>/<span class="_ _1"> </span><span class="ff2">功能不可用。</span></div><div class="t m0 x1 h3 y6 ff1 fs0 fc0 sc0 ls0 ws0"><span class="_ _7"> </span><span class="ff2">是否可以应用在你的设计中?</span>213</div><div class="t m0 x1 h4 y2e ff1 fs0 fc0 sc0 ls0 ws0"></div><div class="t m0 x1 h5 y29 ff1 fs0 fc0 sc0 ls0 ws0">/<span class="ff3">、<span class="ff2">选择功能</span>正确型号</span></div><div class="t m0 x1 h5 y2a ff1 fs0 fc0 sc0 ls0 ws0"><span class="ff3">下面<span class="ff2">介<span class="_ _2"></span>绍<span class="_ _7"> </span></span></span><span class="_ _1"> </span><span class="ff2">上的<span class="_ _2"></span>通信功能是否<span class="_ _2"></span><span class="ff3">适</span>合<span class="ff3">于</span>你的应<span class="_ _2"></span>用。<span class="ff3">决</span>定同时<span class="_ _2"></span>需要进行<span class="ff3">什</span>么<span class="_ _2"></span><span class="ff3">串</span>行<span class="ff3">口</span>功能<span class="_ _2"></span>,</span></div><div class="t m0 x1 h5 y8 ff3 fs0 fc0 sc0 ls0 ws0">举例说<span class="ff2">,你需要以太网</span>、<span class="ff1">4(6<span class="ff2">和</span></span> <span class="ff1">&'-<span class="_ _9"></span>.<span class="ff2">。</span></span></div><div class="t m0 x1 h5 ya ff2 fs0 fc0 sc0 ls0 ws0">你可以分<span class="ff3">配</span>以太网在<span class="_ _7"> </span><span class="ff1"></span>,<span class="ff1">4(6<span class="_ _1"> </span></span>在<span class="_ _7"> </span><span class="ff1"><span class="ff3">、</span>&'-<span class="_ _0"></span>.<span class="_ _7"> </span><span class="ff2">在<span class="_ _7"> </span></span></span></div><div class="t m0 x1 h5 yb ff3 fs0 fc0 sc0 ls0 ws0">因<span class="_ _e"> </span><span class="ff2">为<span class="_ _e"> </span>以<span class="_ _e"> </span>太<span class="_ _e"> </span>网<span class="_ _e"> </span>为<span class="_ _e"> </span>选<span class="_ _e"> </span>择<span class="_ _f"> </span>方<span class="_ _e"> </span></span>式<span class="_ _e"> </span><span class="ff2">之<span class="_ _e"> </span>一<span class="_ _f"> </span>,<span class="_ _e"> </span>这<span class="_ _e"> </span></span>里<span class="_ _e"> </span>适<span class="_ _e"> </span><span class="ff2">用<span class="_ _e"> </span></span>于</div><div class="t m0 x1 h3 yc ff1 fs0 fc0 sc0 ls0 ws0"><span class="ff2">,</span>(<span class="ff2">,</span>(*<span class="ff2">,</span>(4<span class="ff2">,</span>*,<span class="_ _1"> </span><span class="ff2">和<span class="_ _7"> </span></span><span class="_ _2"></span>4<span class="ff2">。</span></div><div class="t m0 x1 h5 ye ff2 fs0 fc0 sc0 ls0 ws0">如<span class="_ _2"></span>果<span class="_ _3"> </span><span class="ff1">4(6<span class="_ _3"> </span><span class="ff3">支<span class="_ _a"></span>持<span class="_ _2"></span></span></span>的<span class="_ _a"></span>是<span class="_ _3"> </span><span class="ff1">/<span class="_ _3"> </span></span>或<span class="_ _3"> </span><span class="ff1"><span class="_ _3"> </span></span>时<span class="_ _a"></span>分<span class="_ _2"></span>复<span class="_ _a"></span>用<span class="_ _2"></span>通<span class="_ _a"></span>道<span class="_ _2"></span>或<span class="_ _a"></span>多<span class="_ _2"></span>个<span class="_ _6"> </span><span class="ff1">$(,+-$<span class="_ _2"></span></span>,<span class="_ _a"></span><span class="ff3">就<span class="_ _a"></span></span>会<span class="_ _2"></span><span class="ff3">减<span class="_ _a"></span>少<span class="_ _3"> </span><span class="ff1">(4<span class="_ _3"> </span></span></span>和</div><div class="t m0 x1 h5 yf ff1 fs0 fc0 sc0 ls0 ws0">4<span class="_ _7"> </span><span class="ff2">的选择方<span class="ff3">式</span>。在我们的文件中,这种<span class="ff3">协议称</span>为<span class="_ _1"> </span></span>5&$<span class="_ _7"> </span><span class="ff2">多通道控制<span class="ff3">(</span></span>5<span class="_ _2"></span><span class="ff3">)</span></div><div class="t m0 x1 h5 y10 ff2 fs0 fc0 sc0 ls0 ws0">现在的选择为<span class="ff3">:</span></div><div class="t m0 x1 h5 y11 ff1 fs0 fc0 sc0 ls0 ws0">4<span class="_ _5"> </span><span class="ff2">在<span class="_ _10"> </span></span><span class="_ _5"> </span><span class="ff2">上<span class="_ _7"> </span>为<span class="_ _b"> </span>以<span class="_ _b"> </span>太<span class="_ _7"> </span>网<span class="_ _b"> </span>,<span class="_ _7"> </span></span><span class="_ _10"> </span><span class="ff2">上<span class="_ _b"> </span>多<span class="_ _7"> </span>通<span class="_ _b"> </span>道<span class="_ _10"> </span></span>4(6<span class="_ _b"> </span><span class="ff3">(<span class="_ _7"> </span></span>5<span class="_ _b"> </span><span class="ff3">)<span class="_ _7"> </span><span class="ff2">,<span class="_ _11"> </span></span></span><span class="_ _5"> </span><span class="ff2">上<span class="_ _7"> </span>为</span></div><div class="t m0 x1 h3 y1e ff1 fs0 fc0 sc0 ls0 ws0">&'-<span class="_ _9"></span>.<span class="ff2">。</span></div><div class="t m0 x1 h5 y13 ff2 fs0 fc0 sc0 ls0 ws0">但是,<span class="_ _2"></span><span class="ff1">(4<span class="_ _1"> </span><span class="ff3">只</span></span>有<span class="_ _1"> </span><span class="ff1"><span class="_ _1"> </span></span>个通道<span class="_ _2"></span>,<span class="ff3">它</span>可<span class="_ _2"></span>以使用<span class="_ _2"></span><span class="ff3">吗</span>?对<span class="_ _2"></span>,<span class="ff3">因</span>为<span class="_ _2"></span><span class="ff3">它还</span>有<span class="_ _3"> </span><span class="ff1"><span class="_ _1"> </span></span>个<span class="_ _1"> </span><span class="ff1"></span>,<span class="_ _2"></span><span class="ff1"><span class="_ _1"> </span></span>可以</div><div class="t m0 x1 h5 y1f ff3 fs0 fc0 sc0 ls0 ws0">支<span class="_ _a"></span>持<span class="_ _d"></span>低<span class="_ _a"></span>速<span class="_ _d"></span><span class="ff2">的<span class="_ _6"> </span><span class="ff1">&'-<span class="_ _0"></span>.<span class="_ _a"></span><span class="ff3">!<span class="_ _a"></span><span class="ff2">所<span class="_ _d"></span>以<span class="_ _6"> </span></span></span>(4<span class="_ _6"> </span><span class="ff2">同<span class="_ _d"></span>样<span class="_ _a"></span>可<span class="_ _d"></span>以<span class="_ _d"></span><span class="ff3">支<span class="_ _a"></span>持<span class="_"> </span></span></span><span class="_ _6"> </span><span class="ff2">的<span class="_ _a"></span>以<span class="_ _d"></span>太<span class="_ _a"></span>网<span class="_ _d"></span>,<span class="_ _a"></span>多<span class="_ _d"></span>通<span class="_ _a"></span>道<span class="_ _8"> </span></span>4(6<span class="_ _6"> </span><span class="ff2">的</span></span></span></div><div class="t m0 x1 h3 y14 ff1 fs0 fc0 sc0 ls0 ws0"><span class="_ _7"> </span><span class="ff2">和在<span class="_ _1"> </span></span><span class="_ _7"> </span><span class="ff2">或<span class="_ _1"> </span></span><span class="_ _1"> </span><span class="ff2">上的<span class="_ _7"> </span></span>&'-<span class="_ _9"></span>.<span class="_ _2"></span><span class="ff2">。</span></div><div class="t m0 x1 h5 y20 ff2 fs0 fc0 sc0 ls0 ws0">最<span class="_ _a"></span>后<span class="_ _d"></span>,<span class="_ _a"></span>应<span class="_ _d"></span>该<span class="_ _a"></span><span class="ff3">强<span class="_ _d"></span>调<span class="_ _d"></span></span>在<span class="_ _6"> </span><span class="ff1"><span class="_ _2"></span>4<span class="_ _6"> </span></span>和<span class="_ _3"> </span><span class="ff1"><span class="_ _2"></span>(4<span class="_ _6"> </span></span>的<span class="_ _a"></span><span class="ff3">支<span class="_ _d"></span>持<span class="_ _a"></span></span>多<span class="_ _d"></span>通<span class="_ _d"></span>道<span class="_ _a"></span>以<span class="_ _d"></span>太<span class="_ _a"></span>网<span class="_ _d"></span>的<span class="_ _a"></span><span class="ff3">型<span class="_ _d"></span>号<span class="_ _d"></span></span>中<span class="_ _8"> </span><span class="ff1"><span class="_ _6"> </span></span>和</div><div class="t m0 x1 h5 y16 ff1 fs0 fc0 sc0 ls0 ws0"><span class="_ _7"> </span><span class="ff2">的功能是可以对<span class="ff3">换</span>的。</span></div><div class="t m0 x1 h5 y21 ff2 fs0 fc0 sc0 ls0 ws0">能否使用<span class="_ _1"> </span><span class="ff1">1</span>?<span class="_ _2"></span><span class="ff1">1(4<span class="_ _1"> </span></span>的<span class="_ _7"> </span><span class="ff1">&<span class="_ _1"> </span></span>能<span class="ff3">力</span>和<span class="_ _2"></span>通信功能都<span class="ff3">低<span class="_ _2"></span>于<span class="_ _1"> </span><span class="ff1"></span></span>,<span class="_ _2"></span>而且<span class="ff3">只</span>有<span class="_ _1"> </span><span class="ff1"><span class="_ _1"> </span></span>个</div><div class="t m0 x1 h5 y22 ff1 fs0 fc0 sc0 ls0 ws0"><span class="_ _2"></span><span class="_ _1"> </span><span class="ff2">和<span class="_ _3"> </span></span><span class="_ _2"></span><span class="ff2">,<span class="_ _2"></span><span class="ff3">因<span class="_ _2"></span></span>为<span class="_ _3"> </span></span><span class="_ _1"> </span><span class="ff2">为<span class="_ _2"></span>一<span class="_ _2"></span>个<span class="_ _a"></span><span class="ff3">专<span class="_ _2"></span></span>用<span class="_ _2"></span>的<span class="_ _1"> </span></span>&+<span class="_ _3"> </span><span class="ff2">控<span class="_ _2"></span>制<span class="_ _2"></span>器<span class="_ _2"></span>,<span class="_ _2"></span>另<span class="_ _2"></span><span class="ff3">外<span class="_ _2"></span></span>,<span class="_ _2"></span></span><span class="_ _2"></span>1<span class="_ _1"> </span><span class="ff3">只<span class="_ _2"></span><span class="ff2">有<span class="_ _2"></span>一<span class="_ _2"></span>个</span></span></div><div class="t m0 x1 h5 y23 ff3 fs0 fc0 sc0 ls0 ws0">连接<span class="ff2">到</span>它本身管脚<span class="ff2">的<span class="_ _7"> </span><span class="ff1"></span>所以</span>它只<span class="ff2">有一个<span class="_ _1"> </span><span class="ff1"></span>。</span></div><div class="t m0 x1 h5 y19 ff3 fs0 fc0 sc0 ls0 ws0">结<span class="ff2">论</span>:<span class="ff2">到目前<span class="_ _2"></span>为止,<span class="_ _2"></span><span class="ff1">(4<span class="_ _1"> </span></span>和<span class="_ _7"> </span><span class="ff1"><span class="_ _2"></span>1(4<span class="_ _7"> </span></span>为最<span class="_ _2"></span></span>适<span class="ff2">用应用的</span>型<span class="_ _2"></span>号<span class="ff2">。</span>两<span class="ff2">者都能<span class="_ _2"></span>用</span>吗<span class="ff2">?这</span></div><div class="t m0 x1 h5 y1a ff3 fs0 fc0 sc0 ls0 ws0">决<span class="ff2">定</span>于<span class="ff2">有关<span class="_ _7"> </span><span class="ff1">&<span class="_ _1"> </span></span>的处理能</span>力<span class="ff2">。现在我们用<span class="_ _7"> </span><span class="ff1">(4<span class="_ _1"> </span></span>作为</span>举例<span class="ff2">。</span></div><div class="t m0 x1 h3 y2d ff1 fs0 fc0 sc0 ls0 ws0">7<span class="_ _7"> </span><span class="ff2">是否可以应用在你的设计中?</span>213</div><div class="t m0 x1 h5 y27 ff1 fs0 fc0 sc0 ls0 ws0">1<span class="ff3">检查<span class="ff2">器件的</span>管脚<span class="ff2">。</span></span></div><div class="t m0 x1 h5 y2f ff2 fs0 fc0 sc0 ls0 ws0">在我<span class="_ _2"></span>们<span class="_ _2"></span>的<span class="ff3">举<span class="_ _2"></span>例<span class="_ _2"></span></span>中,<span class="_ _2"></span>我<span class="_ _2"></span>们认<span class="_ _2"></span>为<span class="_ _3"> </span><span class="ff1">(4<span class="_ _1"> </span><span class="ff3">允<span class="_ _2"></span></span></span>许<span class="_ _2"></span>所有<span class="_ _2"></span>的<span class="_ _2"></span><span class="ff3">管脚<span class="_ _2"></span></span>同<span class="_ _2"></span>时工<span class="_ _2"></span>作<span class="_ _2"></span><span class="ff3">支持<span class="_ _2"></span></span>我<span class="_ _2"></span>们的<span class="_ _2"></span>分<span class="_ _2"></span><span class="ff3">配<span class="_ _2"></span><span class="ff1"><span class="_ _2"></span></span>阅读<span class="_ _2"></span></span>以</div><div class="t m0 x1 h5 y1b ff2 fs0 fc0 sc0 ls0 ws0">太网部分,<span class="ff3">给</span>出了以<span class="ff3">下</span>的以太网在<span class="_ _7"> </span><span class="ff1"><span class="_ _1"> </span></span>上的<span class="ff3">管脚</span>分<span class="ff3">布</span>。</div></div></div><div class="pi" data-data='{"ctm":[1.611850,0.000000,0.000000,1.611850,0.000000,0.000000]}'></div></div>
<div id="pf5" class="pf w0 h0" data-page-no="5"><div class="pc pc5 w0 h0"><img class="bi x0 y0 w1 h1" alt="" src="https://static.pudn.com/prod/directory_preview_static/6266a51f4f8811599eb4d9a9/bg5.jpg"><div class="c x0 y1 w2 h2"><div class="t m0 x1 h4 y30 ff1 fs0 fc0 sc0 ls0 ws0">.8(</div><div class="t m0 x1 h5 y1c ff1 fs0 fc0 sc0 ls0 ws0">.*,'<span class="_ _7"> </span><span class="ff2">为<span class="_ _1"> </span></span>-<span class="_ _9"></span>.<span class="_ _1"> </span><span class="ff2">的<span class="ff3">映像</span>。</span></div><div class="t m0 x1 h5 y3 ff1 fs0 fc0 sc0 ls0 ws0">.<span class="_ _0"></span>69<span class="_ _7"> </span><span class="ff3">必须映像<span class="ff2">在<span class="_ _7"> </span></span></span>69<span class="ff2">,</span>69<span class="ff2">,</span>69<span class="_ _1"> </span><span class="ff2">或<span class="_ _1"> </span></span>69/<span class="ff2">。</span></div><div class="t m0 x1 h4 y31 ff1 fs0 fc0 sc0 ls0 ws0">-8(</div><div class="t m0 x1 h5 y5 ff1 fs0 fc0 sc0 ls0 ws0">-*,'<span class="_ _7"> </span><span class="ff2">为<span class="_ _1"> </span></span>(<span class="_ _7"> </span><span class="ff3">映像</span></div><div class="t m0 x1 h5 y6 ff1 fs0 fc0 sc0 ls0 ws0">-<span class="_ _0"></span>69<span class="_ _7"> </span><span class="ff3">必须映像<span class="ff2">为<span class="_ _1"> </span></span></span>69<span class="ff2">,</span>69<span class="ff2">,</span>69<span class="ff2">,</span>69/<span class="ff2">,但<span class="ff3">必须</span>不用<span class="ff3">于</span>同一<span class="_ _7"> </span></span>.<span class="_ _0"></span>69<span class="_ _1"> </span><span class="ff2">的<span class="ff3">管脚</span>。</span></div><div class="t m0 x1 h5 y32 ff1 fs0 fc0 sc0 ls0 ws0">6,<span class="_ _7"> </span><span class="ff3">映像<span class="ff2">为<span class="_ _1"> </span></span></span>.<span class="ff2">。</span></div><div class="t m0 x1 h5 y2a ff2 fs0 fc0 sc0 ls0 ws0">现在,进入手册的信<span class="ff3">号描述</span>并<span class="ff3">找</span>到这些信<span class="ff3">号</span>作<span class="ff3">标记</span>。</div><div class="t m0 x1 h5 y9 ff2 fs0 fc0 sc0 ls0 ws0">对<span class="ff3">于<span class="_ _2"></span></span>多<span class="_ _2"></span>通<span class="_ _2"></span>道<span class="_ _1"> </span><span class="ff1">4(6<span class="_ _3"> </span><span class="ff3">支<span class="_ _2"></span>持</span></span>,<span class="_ _2"></span>需<span class="_ _2"></span>要<span class="_ _2"></span>时<span class="_ _2"></span><span class="ff3">隙<span class="_ _2"></span></span>分<span class="ff3">配<span class="_ _2"></span></span>器<span class="_ _3"> </span><span class="ff1">'<span class="_ _1"> </span></span>或<span class="_ _3"> </span><span class="ff1">+<span class="_ _2"></span></span>。你<span class="_ _2"></span>可<span class="_ _2"></span>以<span class="_ _2"></span>选择<span class="_ _a"></span><span class="ff3">任</span>意<span class="_ _2"></span>一<span class="_ _2"></span>个<span class="_ _2"></span>并<span class="_ _2"></span>使<span class="_ _2"></span><span class="ff3">其它<span class="_ _2"></span>管<span class="_ _2"></span>脚<span class="_ _2"></span></span>的<span class="_ _2"></span>分</div><div class="t m0 x1 h5 ya ff3 fs0 fc0 sc0 ls0 ws0">配<span class="ff2">更</span>简单<span class="ff2">。在</span>本例<span class="ff2">中,</span>假<span class="ff2">设发</span>送<span class="ff2">和</span>接收<span class="ff2">部分完全</span>独立<span class="ff2">工作,发</span>送<span class="ff2">和</span>接收<span class="ff2">需要各自的时</span>钟<span class="ff2">和同</span></div><div class="t m0 x1 h5 y33 ff2 fs0 fc0 sc0 ls0 ws0">步<span class="ff3">管脚</span>,这样,我们所需的<span class="ff3">管脚</span>如<span class="ff3">下</span>。</div><div class="t m0 x1 h3 yc ff2 fs0 fc0 sc0 ls0 ws0">选择<span class="_ _7"> </span><span class="ff1"><span class="_ _1"> </span></span>为<span class="_ _7"> </span><span class="ff1">.('</span></div><div class="t m0 x1 h4 y34 ff1 fs0 fc0 sc0 ls0 ws0">6.8('<span class="_ _0"></span>6-8('6.<span class="_ _0"></span>69<span class="_ _0"></span>'6-<span class="_ _0"></span>69'6.<span class="_ _12"></span>0:'6-0:'</div><div class="t m0 x1 h3 ye ff2 fs0 fc0 sc0 ls0 ws0">选择<span class="_ _7"> </span><span class="ff1"><span class="_ _1"> </span></span>为<span class="_ _7"> </span><span class="ff1">.(+</span></div><div class="t m0 x1 h4 y2b ff1 fs0 fc0 sc0 ls0 ws0">6.8(+6-8(+6.<span class="_ _9"></span><span class="_ _2"></span>69+6-<span class="_ _0"></span>69+6.<span class="_ _12"></span>0:'6-0:+</div><div class="t m0 x1 h5 y10 ff3 fs0 fc0 sc0 ls0 ws0">注<span class="ff2">意<span class="_ _2"></span>,<span class="_ _2"></span>这些<span class="_ _2"></span></span>管<span class="_ _2"></span>脚<span class="ff2">非<span class="_ _2"></span>常<span class="_ _2"></span>容</span>易<span class="_ _2"></span><span class="ff2">与<span class="_ _2"></span></span>其它<span class="_"> </span><span class="ff1"><span class="_ _1"> </span><span class="ff2">功能<span class="_ _2"></span></span></span>区<span class="_ _2"></span><span class="ff2">分<span class="_ _2"></span><span class="ff1"><span class="_ _2"></span></span></span>因<span class="_ _2"></span><span class="ff2">为</span>他<span class="_ _2"></span><span class="ff2">们<span class="_ _2"></span>全都<span class="_ _2"></span>以<span class="_ _3"> </span><span class="ff1">6<span class="_ _2"></span></span></span>(<span class="_ _2"></span>第<span class="ff2">一<span class="_ _2"></span></span>层<span class="_ _2"></span>)<span class="ff2">开<span class="_ _2"></span>始<span class="_ _2"></span>,如<span class="_ _2"></span>果</span></div><div class="t m0 x1 h5 y11 ff3 fs0 fc0 sc0 ls0 ws0">只<span class="ff2">需要一个时</span>钟<span class="ff2">和同步,</span>就只<span class="ff2">需要<span class="_ _7"> </span><span class="ff1">6-<span class="_ _0"></span>698<span class="_ _7"> </span><span class="ff2">和<span class="_ _1"> </span></span>6-0:8<span class="ff2">。</span></span></span></div><div class="t m0 x1 h5 y12 ff2 fs0 fc0 sc0 ls0 ws0">现<span class="_ _d"></span>在<span class="_ _4"> </span>去<span class="_ _4"></span>手<span class="_ _4"></span>册<span class="_ _d"></span>中<span class="_ _4"> </span>的<span class="_ _4"></span>信<span class="_ _4"></span><span class="ff3">号<span class="_ _d"></span>描<span class="_ _4"></span>述<span class="_ _4"></span></span>部<span class="_ _4"></span>分<span class="_ _d"></span><span class="ff3">找<span class="_ _4"></span></span>到<span class="_ _4"></span>这<span class="_ _d"></span>些<span class="_ _4"></span>信<span class="_ _4"></span><span class="ff3">号<span class="_ _4"></span></span>。<span class="_ _d"></span>在<span class="_ _4"></span><span class="ff3">本<span class="_ _4"></span>例<span class="_ _d"></span></span>中<span class="_ _4"> </span>我<span class="_ _4"></span>们<span class="_ _4"></span>选<span class="_ _d"></span>择<span class="_ _c"> </span><span class="ff1">.('<span class="_ _4"></span></span>,<span class="_ _d"></span>你<span class="_ _4"> </span>会<span class="_ _4"></span>发<span class="_ _4"></span>现<span class="_ _4"></span>,</div><div class="t m0 x1 h5 y13 ff1 fs0 fc0 sc0 ls0 ws0">6-<span class="_ _0"></span>69<span class="_ _0"></span>'<span class="_ _3"> </span><span class="ff2">是<span class="_ _3"> </span></span>69<span class="_ _3"> </span><span class="ff2">的<span class="_ _2"></span>另<span class="_ _2"></span><span class="ff3">外<span class="_ _2"></span></span>一<span class="_ _a"></span>个<span class="_ _2"></span>功<span class="_ _2"></span>能<span class="_ _2"></span>,<span class="_ _a"></span></span>6.<span class="_ _0"></span>69<span class="_ _0"></span>'<span class="_ _3"> </span><span class="ff2">为<span class="_ _3"> </span></span>69<span class="_ _3"> </span><span class="ff2">的<span class="_ _2"></span>另<span class="_ _2"></span><span class="ff3">外<span class="_ _2"></span></span>一<span class="_ _a"></span>个<span class="_ _2"></span>功<span class="_ _2"></span>能<span class="_ _2"></span>,<span class="_ _2"></span>这<span class="_ _2"></span>样<span class="_ _a"></span>,<span class="_ _2"></span>我<span class="_ _2"></span>们<span class="_ _2"></span><span class="ff3">就</span></span></div><div class="t m0 x1 h5 y1f ff2 fs0 fc0 sc0 ls0 ws0">要回到以太网的部分,选择没有<span class="ff3">冲突</span>的<span class="_ _7"> </span><span class="ff1">69<span class="_ _1"> </span></span>和<span class="_ _7"> </span><span class="ff1">69/</span>。</div><div class="t m0 x1 h5 y15 ff2 fs0 fc0 sc0 ls0 ws0">另<span class="ff3">外</span>一<span class="_ _2"></span>个有<span class="ff3">趣<span class="_ _2"></span></span>的是<span class="_ _1"> </span><span class="ff1">6.<span class="_ _12"></span>0<span class="_ _2"></span>:'<span class="_ _1"> </span><span class="ff2">和<span class="_ _7"> </span></span>6-0:<span class="_ _2"></span>'<span class="_ _1"> </span><span class="ff2">在器件<span class="_ _2"></span>的<span class="_ _1"> </span></span><span class="_ _1"> </span><span class="ff2">个地方<span class="_ _2"></span>可选择<span class="_ _2"></span>。你可以<span class="_ _2"></span>用<span class="ff3">任<span class="_ _2"></span></span>意一个<span class="_ _a"></span></span></span></div><div class="t m0 x1 h5 y20 ff2 fs0 fc0 sc0 ls0 ws0">在你的软件<span class="ff3">初</span>始<span class="ff3">化</span>时选择。为<span class="ff3">什</span>么这样<span class="ff3">做</span>?在一些<span class="ff3">场</span>合,我们发现有些应用需要这样的<span class="ff3">灵活</span></div><div class="t m0 x1 h5 y16 ff2 fs0 fc0 sc0 ls0 ws0">应用<span class="ff1"></span>要不然我们<span class="ff3">就</span>不会有这样的功能。</div><div class="t m0 x1 h3 y21 ff2 fs0 fc0 sc0 ls0 ws0">最<span class="_ _b"> </span>后<span class="_ _b"> </span>,<span class="_ _b"> </span>我<span class="_ _7"> </span>们<span class="_ _b"> </span>来<span class="_ _b"> </span>选<span class="_ _b"> </span>择<span class="_ _7"> </span>一<span class="_ _b"> </span>个<span class="_ _10"> </span><span class="ff1"><span class="_ _5"> </span></span>作<span class="_ _7"> </span>为<span class="_ _5"> </span><span class="ff1">&'-<span class="_ _9"></span>.<span class="_ _7"> </span><span class="ff2">,<span class="_ _b"> </span></span><span class="_ _5"> </span><span class="ff2">和<span class="_ _10"> </span></span><span class="_ _5"> </span><span class="ff2">都<span class="_ _b"> </span>可<span class="_ _b"> </span>以<span class="_ _7"> </span>,<span class="_ _b"> </span>我<span class="_ _b"> </span>们<span class="_ _b"> </span>的<span class="_ _7"> </span>选<span class="_ _b"> </span>择<span class="_ _b"> </span>为</span></span></div><div class="t m0 x1 h5 y22 ff1 fs0 fc0 sc0 ls0 ws0">.8(<span class="_ _3"> </span><span class="ff2">和<span class="_ _3"> </span></span>-8(<span class="_ _a"></span><span class="ff2">,<span class="_ _a"></span>或<span class="_ _2"></span>者<span class="_ _6"> </span></span>.8(<span class="_ _3"> </span><span class="ff2">和<span class="_ _3"> </span></span>-8(<span class="_ _a"></span><span class="ff3">注<span class="_ _a"></span><span class="ff2">意<span class="_ _a"></span>使<span class="_ _2"></span>用<span class="_ _a"></span>了<span class="_ _6"> </span></span></span><span class="_ _3"> </span><span class="ff3">就<span class="_ _a"></span><span class="ff2">意<span class="_ _2"></span></span>味<span class="_ _a"></span>着<span class="_ _a"></span><span class="ff2">不<span class="_ _2"></span>可<span class="_ _a"></span>使<span class="_ _a"></span>用</span></span></div><div class="t m0 x1 h5 y23 ff1 fs0 fc0 sc0 ls0 ws0">-<span class="_ _9"></span>.<span class="_ _a"></span><span class="ff2">,<span class="_ _d"></span></span>.<span class="_ _3"> </span><span class="ff2">和<span class="_ _6"> </span></span>(<span class="_ _6"> </span><span class="ff2">功<span class="_ _a"></span>能<span class="_ _a"></span>,<span class="_ _a"></span><span class="ff3">(<span class="_ _a"></span></span>如<span class="_ _d"></span>果<span class="_ _a"></span>你<span class="_ _a"></span>一<span class="_ _a"></span>定<span class="_ _a"></span>要<span class="_ _a"></span>有<span class="_ _d"></span>这<span class="_ _a"></span>些<span class="_ _a"></span>功<span class="_ _a"></span>能<span class="_ _d"></span>,<span class="_ _a"></span>软<span class="_ _a"></span>件<span class="_ _a"></span>中<span class="_ _d"></span><span class="ff3">断<span class="_ _a"></span>又<span class="_ _a"></span></span>不<span class="_ _a"></span><span class="ff3">够<span class="_ _d"></span></span>,<span class="_ _a"></span>你<span class="_ _a"></span><span class="ff3">就<span class="_ _a"></span>必<span class="_ _d"></span>须<span class="_ _a"></span></span>使<span class="_ _a"></span>用</span></div><div class="t m0 x1 h5 y35 ff1 fs0 fc0 sc0 ls0 ws0"><span class="ff2">,一定要用<span class="_ _7"> </span></span>4<span class="_ _1"> </span><span class="ff2">而不是<span class="_ _1"> </span></span>(4<span class="ff3">)</span></div><div class="t m0 x1 h5 y19 ff3 fs0 fc0 sc0 ls0 ws0">观<span class="_ _2"></span>察<span class="_ _2"></span>管<span class="_ _2"></span>脚<span class="_ _2"></span><span class="ff2">分<span class="_ _2"></span></span>布<span class="_ _2"></span><span class="ff2">发<span class="_ _2"></span>现<span class="_ _2"></span>,<span class="_ _2"></span>所<span class="_ _2"></span>有<span class="_ _2"></span>功<span class="_ _2"></span>能<span class="_ _2"></span>在<span class="_ _6"> </span><span class="ff1">(4<span class="_ _3"> </span></span>上<span class="_ _2"></span>可<span class="_ _2"></span>以<span class="_ _2"></span>实<span class="_ _2"></span>现<span class="_ _2"></span>,<span class="_ _a"></span><span class="ff1"><span class="_ _1"> </span></span>和<span class="_ _3"> </span><span class="ff1">.(<span class="_ _1"> </span></span></span>任<span class="_ _2"></span><span class="ff2">意<span class="_ _2"></span>选<span class="_ _2"></span>择<span class="_ _2"></span>,<span class="_ _2"></span>在<span class="_ _2"></span>你</span></div><div class="t m0 x1 h3 y1a ff2 fs0 fc0 sc0 ls0 ws0">开始用多个通道时,有更多的选择机会。</div><div class="t m0 x1 h3 y25 ff1 fs0 fc0 sc0 ls0 ws0"><span class="_ _7"> </span><span class="ff2">是否可以应用在你的设计中?</span>2/13</div><div class="t m0 x1 h5 y26 ff1 fs0 fc0 sc0 ls0 ws0"><span class="ff3">、<span class="ff2">选择</span>双端口<span class="_ _7"> </span></span>-<span class="_ _0"></span>'<span class="ff2">。</span></div><div class="t m0 x1 h5 y27 ff2 fs0 fc0 sc0 ls0 ws0">现在我们知道<span class="_ _7"> </span><span class="ff1">(4<span class="_ _1"> </span><span class="ff3">支持</span></span>所有我们所需的<span class="ff3">管脚</span>应用。<span class="ff3">下</span>一个问题在<span class="ff3">哪里</span>?<span class="ff3">那</span>应该是<span class="ff3">双</span></div><div class="t m0 x1 h5 y2f ff3 fs0 fc0 sc0 ls0 ws0">端口<span class="_ _7"> </span><span class="ff1">-<span class="_ _0"></span>'<span class="ff2">。每一种<span class="ff3">协议</span>都需要在<span class="ff3">双端口<span class="_ _1"> </span></span></span>-<span class="_ _0"></span>'<span class="_ _1"> </span><span class="ff2">中<span class="ff3">存</span>入一定参数。在一些复<span class="ff3">杂协议</span>中,如以太</span></span></div><div class="t m0 x1 h5 y1b ff2 fs0 fc0 sc0 ls0 ws0">网,<span class="_ _2"></span>多<span class="_ _2"></span>通<span class="_ _2"></span>道<span class="_ _3"> </span><span class="ff1">4(6<span class="_ _1"> </span></span>所<span class="_ _2"></span>需<span class="_ _2"></span>的参<span class="_ _2"></span>数<span class="_ _3"> </span><span class="ff1">-<span class="_ _0"></span>'<span class="_ _1"> </span><span class="ff2">非<span class="_ _2"></span>常<span class="_ _2"></span>大<span class="_ _2"></span>,<span class="_ _2"></span>要<span class="_ _2"></span>使用<span class="_ _2"></span><span class="ff3">其<span class="_ _2"></span>它<span class="_ _2"></span>协<span class="_ _2"></span>议<span class="_ _2"></span></span>所<span class="_ _2"></span>需<span class="_ _2"></span>的所<span class="_ _2"></span>有<span class="_ _2"></span>参<span class="_ _2"></span>数<span class="_ _3"> </span></span>-<span class="_ _0"></span>'<span class="_ _2"></span><span class="ff2">,<span class="_ _2"></span>在<span class="_ _2"></span>我</span></span></div><div class="t m0 x1 h5 y28 ff2 fs0 fc0 sc0 ls0 ws0">们的<span class="ff3">例子</span>中,<span class="ff1"><span class="_ _7"> </span></span>的以太网<span class="ff3">占</span>用<span class="ff3"> <span class="ff1">$</span>区</span>,<span class="ff1"><span class="_ _1"> </span></span>的<span class="_ _7"> </span><span class="ff1">5<span class="_ _1"> </span><span class="ff3">占</span></span>用<span class="_ _7"> </span><span class="ff1"><span class="_ _2"></span>$<span class="_ _7"> </span><span class="ff3">区</span></span>。</div></div></div><div class="pi" data-data='{"ctm":[1.611850,0.000000,0.000000,1.611850,0.000000,0.000000]}'></div></div>