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<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/626de5f67b37011214e89cbf/bg1.jpg"><div class="c x0 y1 w2 h2"><div class="t m0 x1 h3 y2 ff1 fs0 fc0 sc0 ls0 ws0">实验一<span class="ff2"> </span>虚拟仪器及<span class="_ _0"> </span><span class="ff2">LabVIEW<span class="_ _0"> </span></span>入门</div><div class="t m0 x2 h4 y3 ff1 fs1 fc0 sc0 ls0 ws0">实验一要求:</div><div class="t m0 x2 h4 y4 ff1 fs1 fc0 sc0 ls0 ws0">运<span class="_ _1"></span>行<span class="_ _0"> </span><span class="ff2">National <span class="_ _1"></span>Instrum<span class="_ _2"></span>ents<span class="_ _1"></span> LabVIEW <span class="_ _1"></span>6.1<span class="_ _1"></span><span class="ff1">,<span class="_ _1"></span>完<span class="_ _1"></span>成<span class="_ _1"></span>下<span class="_ _1"></span>列<span class="_ _1"></span>实<span class="_ _1"></span>验<span class="_ _1"></span>讲<span class="_ _1"></span>义<span class="_ _1"></span>中<span class="_ _1"></span>的<span class="_ _1"></span>所<span class="_ _1"></span>给<span class="_ _1"></span>出<span class="_ _1"></span>的<span class="_ _1"></span>练<span class="_ _1"></span>习<span class="_ _1"></span>题<span class="_ _3"> </span></span>1-1<span class="_"> </span><span class="ff1">和<span class="_ _0"> </span></span>1-</span></div><div class="t m0 x2 h4 y5 ff2 fs1 fc0 sc0 ls0 ws0">2<span class="ff1">。并完成实验报告。</span></div><div class="t m0 x2 h4 y6 ff1 fs1 fc0 sc0 ls0 ws0">1.<span class="ff2">1<span class="_ _4"> </span></span>虚拟仪器概述</div><div class="t m0 x3 h4 y7 ff1 fs1 fc0 sc0 ls0 ws0">虚拟仪器(<span class="_ _1"></span><span class="ff2">vi<span class="_ _2"></span>rtual instrumention<span class="ff1">)<span class="_ _1"></span>是基于计算机的仪器。<span class="_ _1"></span>计算机和仪器的密切结<span class="_ _1"></span>合是目</span></span></div><div class="t m0 x2 h4 y8 ff1 fs1 fc0 sc0 ls0 ws0">前仪<span class="_ _1"></span>器发展<span class="_ _1"></span>的一个重<span class="_ _1"></span>要方向。<span class="_ _1"></span>粗略地<span class="_ _1"></span>说这种<span class="_ _1"></span>结合有两<span class="_ _1"></span>种方式,<span class="_ _1"></span>一种是<span class="_ _1"></span>将计算<span class="_ _1"></span>机装入仪<span class="_ _1"></span>器,</div><div class="t m0 x2 h4 y9 ff1 fs1 fc0 sc0 ls0 ws0">其典<span class="_ _1"></span>型的例<span class="_ _1"></span>子就是所<span class="_ _1"></span>谓智能化<span class="_ _1"></span>的仪器<span class="_ _1"></span>。随着<span class="_ _1"></span>计算机功<span class="_ _1"></span>能的日益<span class="_ _1"></span>强大以<span class="_ _1"></span>及其体<span class="_ _1"></span>积的日趋<span class="_ _1"></span>缩小</div><div class="t m0 x2 h4 ya ff1 fs1 fc0 sc0 ls0 ws0">这类<span class="_ _1"></span>仪器功<span class="_ _1"></span>能也越来<span class="_ _1"></span>越强大,<span class="_ _1"></span>目前已<span class="_ _1"></span>经出现<span class="_ _1"></span>含嵌入式<span class="_ _1"></span>系统的仪<span class="_ _1"></span>器。另<span class="_ _1"></span>一种方<span class="_ _1"></span>式是将仪<span class="_ _1"></span>器装</div><div class="t m0 x2 h4 yb ff1 fs1 fc0 sc0 ls0 ws0">入计<span class="_ _1"></span>算机。<span class="_ _1"></span>以通用的<span class="_ _1"></span>计算机硬<span class="_ _1"></span>件及操<span class="_ _1"></span>作系统<span class="_ _1"></span>为依托,<span class="_ _1"></span>实现各种<span class="_ _1"></span>仪器功<span class="_ _1"></span>能。虚<span class="_ _1"></span>拟仪器主<span class="_ _1"></span>要是</div><div class="t m0 x2 h4 yc ff1 fs1 fc0 sc0 ls0 ws0">指这种方式。下面的框图反映了常见的虚拟仪器方案。</div><div class="t m0 x3 h4 yd ff1 fs1 fc0 sc0 ls0 ws0">虚拟仪器的主要特点有:</div><div class="t m0 x4 h4 ye ff3 fs1 fc0 sc0 ls0 ws0"><span class="_ _5"> </span><span class="ff1">尽可能采用了通用的硬件,各种仪器的差异主要是软件。</span></div><div class="t m0 x4 h4 yf ff3 fs1 fc0 sc0 ls0 ws0"><span class="_ _5"> </span><span class="ff1">可充<span class="_ _1"></span>分发挥<span class="_ _1"></span>计算机的<span class="_ _1"></span>能力,有<span class="_ _1"></span>强大的<span class="_ _1"></span>数据处<span class="_ _1"></span>理功能,<span class="_ _1"></span>可以创造<span class="_ _1"></span>出功能<span class="_ _1"></span>更强的</span></div><div class="t m0 x5 h4 y10 ff1 fs1 fc0 sc0 ls0 ws0">仪器。</div><div class="t m0 x4 h4 y11 ff3 fs1 fc0 sc0 ls0 ws0"><span class="_ _5"> </span><span class="ff1">用户可以根据自己的需要定义和制造各种仪器。</span></div><div class="t m0 x3 h4 y12 ff1 fs1 fc0 sc0 ls0 ws0">虚拟<span class="_ _1"></span>仪器实<span class="_ _1"></span>际上是一<span class="_ _1"></span>个按照仪<span class="_ _1"></span>器需求<span class="_ _1"></span>组织的<span class="_ _1"></span>数据采集<span class="_ _1"></span>系统。虚<span class="_ _1"></span>拟仪器<span class="_ _1"></span>的研究<span class="_ _1"></span>中涉及的</div><div class="t m0 x2 h4 y13 ff1 fs1 fc0 sc0 ls0 ws0">基础<span class="_ _1"></span>理论主<span class="_ _1"></span>要有计算<span class="_ _1"></span>机数据采<span class="_ _1"></span>集和数<span class="_ _1"></span>字信号<span class="_ _1"></span>处理。目<span class="_ _1"></span>前在这一<span class="_ _1"></span>领域内<span class="_ _1"></span>,使用<span class="_ _1"></span>较为广泛<span class="_ _1"></span>的计</div><div class="t m0 x2 h4 y14 ff1 fs1 fc0 sc0 ls0 ws0">算机语言是美国<span class="_ _6"> </span><span class="ff2">NI<span class="_ _6"> </span></span>公司的<span class="_ _6"> </span><span class="ff2">LabVIEW</span>。</div><div class="t m0 x3 h4 y15 ff1 fs1 fc0 sc0 ls0 ws0">虚拟<span class="_ _1"></span>仪器<span class="_ _1"></span>的起源<span class="_ _1"></span>可以追<span class="_ _1"></span>朔到<span class="_ _0"> </span><span class="ff2">20<span class="_ _6"> </span></span>世<span class="_ _1"></span>纪<span class="_ _6"> </span><span class="ff2">70<span class="_"> </span></span>年代<span class="_ _1"></span>,那时<span class="_ _1"></span>计算机<span class="_ _1"></span>测控<span class="_ _1"></span>系统在<span class="_ _1"></span>国防<span class="_ _1"></span>、航天<span class="_ _1"></span>等领</div><div class="t m0 x2 h4 y16 ff1 fs1 fc0 sc0 ls0 ws0">域<span class="_ _1"></span>已经<span class="_ _1"></span>有了<span class="_ _1"></span>相<span class="_ _1"></span>当的<span class="_ _1"></span>发展<span class="_ _1"></span>。<span class="_ _1"></span><span class="ff2">PC<span class="_ _6"> </span></span>机<span class="_ _1"></span>出<span class="_ _1"></span>现以<span class="_ _1"></span>后,<span class="_ _1"></span>仪<span class="_ _1"></span>器级<span class="_ _1"></span>的计<span class="_ _1"></span>算<span class="_ _1"></span>机化<span class="_ _1"></span>成为<span class="_ _1"></span>可<span class="_ _1"></span>能,<span class="_ _1"></span>甚至<span class="_ _1"></span>在<span class="_ _0"> </span><span class="ff2">Microsoft</span></div><div class="t m0 x2 h4 y17 ff1 fs1 fc0 sc0 ls0 ws0">公<span class="_ _1"></span>司的<span class="_ _7"> </span><span class="ff2">W<span class="_ _2"></span>indows<span class="_ _6"> </span><span class="ff1">诞<span class="_ _1"></span>生之<span class="_ _1"></span>前,<span class="_ _1"></span></span>NI<span class="_"> </span><span class="ff1">公司已<span class="_ _1"></span>经在<span class="_ _0"> </span></span>Macintosh<span class="_ _6"> </span><span class="ff1">计<span class="_ _1"></span>算机<span class="_ _1"></span>上推<span class="_ _1"></span>出了<span class="_ _7"> </span></span>LabVIEW2.0<span class="_"> </span><span class="ff1">以前<span class="_ _1"></span>的</span></span></div><div class="t m0 x2 h4 y18 ff1 fs1 fc0 sc0 ls0 ws0">版<span class="_ _1"></span>本。<span class="_ _1"></span>对虚<span class="_ _1"></span>拟<span class="_ _1"></span>仪器<span class="_ _1"></span>和<span class="_ _6"> </span><span class="ff2">La<span class="_ _1"></span>b<span class="_ _2"></span>VIEW<span class="_"> </span><span class="ff1">长期<span class="_ _1"></span>、<span class="_ _1"></span>系统<span class="_ _1"></span>、有<span class="_ _1"></span>效<span class="_ _1"></span>的研<span class="_ _1"></span>究开<span class="_ _1"></span>发<span class="_ _1"></span>使得<span class="_ _1"></span>该公<span class="_ _1"></span>司成<span class="_ _1"></span>为<span class="_ _1"></span>业界<span class="_ _1"></span>公认<span class="_ _1"></span>的</span></span></div><div class="t m0 x2 h4 y19 ff1 fs1 fc0 sc0 ls0 ws0">权威。</div><div class="t m0 x3 h4 y1a ff1 fs1 fc0 sc0 ls0 ws0">普<span class="_ _1"></span>通的<span class="_ _7"> </span><span class="ff2">PC<span class="_ _7"> </span></span>有<span class="_ _1"></span>一些不<span class="_ _1"></span>可避<span class="_ _1"></span>免的<span class="_ _1"></span>弱点<span class="_ _1"></span>。用<span class="_ _1"></span>它构<span class="_ _1"></span>建的<span class="_ _1"></span>虚拟<span class="_ _1"></span>仪器<span class="_ _1"></span>或计<span class="_ _1"></span>算机<span class="_ _1"></span>测试<span class="_ _1"></span>系统<span class="_ _8"></span>性<span class="_ _1"></span>能不<span class="_ _1"></span>可</div><div class="t m0 x2 h4 y1b ff1 fs1 fc0 sc0 ls0 ws0">能太高<span class="_ _1"></span>。目前作为<span class="_ _1"></span>计算机化仪<span class="_ _1"></span>器的一个重要<span class="_ _1"></span>发展方向是<span class="_ _1"></span>制定了<span class="_ _7"> </span><span class="ff2">VXI<span class="_ _6"> </span></span>标<span class="_ _1"></span>准,这是一种<span class="_ _1"></span>插卡式</div><div class="t m0 x2 h4 y1c ff1 fs1 fc0 sc0 ls0 ws0">的仪<span class="_ _1"></span>器。每<span class="_ _1"></span>一种仪器<span class="_ _1"></span>是一个插<span class="_ _1"></span>卡,<span class="_ _1"></span>为了保<span class="_ _1"></span>证仪器的<span class="_ _1"></span>性能,<span class="_ _1"></span>又采用<span class="_ _1"></span>了较多的<span class="_ _1"></span>硬件,<span class="_ _1"></span>但这些<span class="_ _1"></span>卡</div><div class="t m0 x2 h4 y1d ff1 fs1 fc0 sc0 ls0 ws0">式仪<span class="_ _1"></span>器本身<span class="_ _1"></span>都没有面<span class="_ _1"></span>板,其面<span class="_ _1"></span>板仍然<span class="_ _1"></span>用虚拟<span class="_ _1"></span>的方式在<span class="_ _1"></span>计算机屏<span class="_ _1"></span>幕上出<span class="_ _1"></span>现。这<span class="_ _1"></span>些卡插入<span class="_ _9"></span>标准</div><div class="t m0 x2 h4 y1e ff1 fs1 fc0 sc0 ls0 ws0">的<span class="_ _6"> </span><span class="ff2">VXI<span class="_ _6"> </span></span>机<span class="_ _1"></span><span class="ff4">箱</span>,<span class="ff4">再与</span>计<span class="_ _1"></span>算机相<span class="ff4">连<span class="_ _1"></span></span>,就组成了一<span class="_ _1"></span>个测试系统<span class="_ _1"></span>。<span class="_ _1"></span><span class="ff2">VXI<span class="_ _6"> </span></span>仪器<span class="ff4">价格<span class="_ _1"></span>昂贵</span>,目前<span class="_ _1"></span>又推出</div><div class="t m0 x2 h4 y1f ff1 fs1 fc0 sc0 ls0 ws0">了一种较为<span class="ff4">便宜</span>的<span class="_ _6"> </span><span class="ff2">PXI<span class="_ _6"> </span></span>标准仪器。</div><div class="t m0 x3 h4 y20 ff1 fs1 fc0 sc0 ls0 ws0">虚拟<span class="_ _1"></span>仪器研<span class="_ _1"></span>究的另一<span class="_ _1"></span>个<span class="ff4">问</span>题<span class="_ _1"></span>是各种<span class="_ _1"></span>标准仪器<span class="_ _1"></span>的<span class="ff4">互连<span class="_ _1"></span></span>及<span class="ff4">与</span>计<span class="_ _1"></span>算机的<span class="_ _1"></span><span class="ff4">连接</span>。目<span class="_ _1"></span>前使用<span class="_ _1"></span>较多</div><div class="t m0 x2 h4 y21 ff1 fs1 fc0 sc0 ls0 ws0">的是<span class="_ _6"> </span><span class="ff2">IEEE 488<span class="_ _6"> </span></span>或<span class="_ _6"> </span><span class="ff2">GPIB<span class="_ _6"> </span><span class="ff4">协议</span></span>。<span class="ff4">未</span>来的仪器也<span class="ff4">应</span>当是<span class="ff4">网络</span>化的。</div></div><div class="t m0 x6 h5 y22 ff2 fs2 fc0 sc0 ls0 ws0">1</div></div><div class="pi" data-data='{"ctm":[1.611850,0.000000,0.000000,1.611850,0.000000,0.000000]}'></div></div>
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<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/626de5f67b37011214e89cbf/bg2.jpg"><div class="c x0 y1 w2 h2"><div class="t m0 x2 h4 y23 ff2 fs1 fc0 sc0 ls0 ws0">1<span class="ff1">.</span>2<span class="_ _a"> </span>LabVIEW<span class="_ _6"> </span><span class="ff1">是<span class="ff4">什么?</span></span></div><div class="t m0 x3 h4 y24 ff2 fs1 fc0 sc0 ls0 ws0">LabVIEW<span class="ff1">(<span class="_ _1"></span></span>Laborator<span class="_ _2"></span>y V<span class="_ _b"></span>irtual instrument Engineering<span class="_ _1"></span><span class="ff1">)是<span class="_ _1"></span>一种图<span class="ff4">形</span>化<span class="_ _1"></span>的<span class="ff4">编程</span>语言<span class="_ _1"></span>,它广</span></div><div class="t m0 x2 h4 y3 ff1 fs1 fc0 sc0 ls0 ws0">泛<span class="_ _1"></span>地<span class="_ _1"></span><span class="ff4">被工<span class="_ _1"></span></span>业<span class="_ _1"></span>界<span class="_ _1"></span>、<span class="_ _1"></span><span class="ff4">学术<span class="_ _1"></span></span>界<span class="_ _1"></span>和<span class="_ _1"></span>研<span class="_ _1"></span>究实<span class="_ _1"></span>验<span class="_ _1"></span><span class="ff4">室<span class="_ _1"></span></span>所<span class="_ _1"></span><span class="ff4">接<span class="_ _1"></span>受</span>,<span class="_ _1"></span><span class="ff4">视<span class="_ _1"></span></span>为<span class="_ _1"></span>一<span class="_ _1"></span>个标<span class="_ _1"></span>准<span class="_ _1"></span>的<span class="_ _8"></span>数<span class="_ _1"></span>据采<span class="_ _1"></span>集<span class="_ _1"></span>和<span class="_ _1"></span>仪器<span class="_ _1"></span>控<span class="_ _1"></span>制<span class="_ _1"></span>软<span class="_ _1"></span>件<span class="_ _1"></span>。</div><div class="t m0 x2 h4 y4 ff2 fs1 fc0 sc0 ls0 ws0">LabVIEW<span class="_ _6"> </span><span class="ff1">集成了<span class="_ _1"></span><span class="ff4">与满足<span class="_ _6"> </span></span></span>GPIB<span class="ff1">、</span>VXI<span class="ff1">、<span class="_ _1"></span></span>RS-232<span class="_ _6"> </span><span class="ff1">和<span class="_ _6"> </span></span>RS-485<span class="_ _6"> </span><span class="ff4">协议<span class="ff1">的硬件<span class="_ _1"></span>及数据采集卡通</span>讯<span class="ff1">的</span>全</span></div><div class="t m0 x2 h4 y5 ff4 fs1 fc0 sc0 ls0 ws0">部<span class="ff1">功<span class="_ _1"></span>能。<span class="_ _1"></span>它</span>还<span class="ff1">内<span class="_ _1"></span></span>置<span class="ff1">了<span class="_ _1"></span></span>便<span class="ff1">于</span>应<span class="_ _1"></span><span class="ff1">用<span class="_ _0"> </span><span class="ff2">TCP/IP<span class="_ _1"></span></span>、<span class="ff2">ActiveX<span class="_ _6"> </span></span>等<span class="_ _1"></span>软件标<span class="_ _1"></span>准的<span class="_ _1"></span></span>库函<span class="ff1">数<span class="_ _1"></span>。这<span class="_ _1"></span>是一个<span class="_ _1"></span>功能<span class="_ _1"></span>强大</span></div><div class="t m0 x2 h4 y25 ff4 fs1 fc0 sc0 ls0 ws0">且灵<span class="_ _1"></span>活<span class="ff1">的软<span class="_ _1"></span>件。</span>利<span class="ff1">用<span class="_ _1"></span>它可以<span class="_ _1"></span>方</span>便<span class="ff1">地<span class="_ _1"></span>建</span>立<span class="ff1">自己<span class="_ _1"></span>的虚拟<span class="_ _1"></span>仪器,<span class="_ _1"></span>其图</span>形<span class="_ _1"></span><span class="ff1">化的界面<span class="_ _1"></span>使得</span>编<span class="_ _1"></span>程<span class="ff1">及使<span class="_ _1"></span>用</span></div><div class="t m0 x2 h4 y26 ff4 fs1 fc0 sc0 ls0 ws0">过程<span class="ff1">都生</span>动<span class="ff1">有</span>趣<span class="ff1">。</span></div><div class="t m0 x3 h4 y6 ff1 fs1 fc0 sc0 ls0 ws0">图<span class="_ _1"></span><span class="ff4">形</span>化<span class="_ _1"></span>的<span class="ff4">程<span class="_ _1"></span>序</span>语<span class="_ _1"></span>言,<span class="_ _1"></span>又<span class="ff4">称<span class="_ _1"></span></span>为<span class="ff4">“<span class="_ _1"></span>G”<span class="_ _1"></span></span>语言<span class="_ _1"></span>。使<span class="_ _1"></span>用这种<span class="_ _1"></span>语言<span class="_ _1"></span><span class="ff4">编<span class="_ _1"></span>程</span>时<span class="_ _1"></span>,基<span class="_ _1"></span>本上<span class="_ _1"></span>不<span class="ff4">写<span class="_ _1"></span>程序<span class="_ _1"></span></span>代<span class="ff4">码<span class="_ _1"></span></span>,</div><div class="t m0 x2 h4 y7 ff4 fs1 fc0 sc0 ls0 ws0">取而<span class="_ _1"></span><span class="ff1">代之的<span class="_ _1"></span>是</span>流程<span class="ff1">图<span class="_ _1"></span>或</span>流程<span class="_ _1"></span><span class="ff1">图。它<span class="_ _1"></span>尽可能</span>利<span class="_ _1"></span><span class="ff1">用了</span>技<span class="_ _1"></span>术人员<span class="_ _1"></span><span class="ff1">、</span>科学家<span class="_ _1"></span><span class="ff1">、</span>工程<span class="_ _1"></span>师<span class="ff1">所</span>熟<span class="_ _1"></span>悉<span class="ff1">的</span>术<span class="_ _1"></span><span class="ff1">语</span></div><div class="t m0 x2 h4 y8 ff1 fs1 fc0 sc0 ls0 ws0">图标和概<span class="ff4">念<span class="_ _1"></span></span>,<span class="ff4">因此</span>,<span class="ff2">LabVIEW<span class="_ _6"> </span></span>是一个<span class="_ _1"></span>面向<span class="ff4">最终</span>用户的<span class="ff4">工具</span>。<span class="_ _1"></span>它可以<span class="ff4">增</span>强<span class="ff4">你</span>构建自己<span class="_ _1"></span>的<span class="ff4">科学</span></div><div class="t m0 x2 h4 y9 ff1 fs1 fc0 sc0 ls0 ws0">和<span class="ff4">工<span class="_ _1"></span>程</span>系统<span class="_ _1"></span>的能力,<span class="_ _1"></span><span class="ff4">提供</span>了<span class="_ _1"></span>实现仪<span class="_ _1"></span>器<span class="ff4">编程</span>和<span class="_ _1"></span>数据采<span class="_ _1"></span>集系统<span class="_ _1"></span>的<span class="ff4">便捷途<span class="_ _1"></span>径</span>。<span class="_ _1"></span>使用它<span class="_ _1"></span><span class="ff4">进</span>行<span class="ff4">原<span class="_ _1"></span></span>理研</div><div class="t m0 x2 h4 ya ff1 fs1 fc0 sc0 ls0 ws0">究、<span class="ff4">设</span>计、测试并实现仪器系统时,可以大大<span class="ff4">提</span>高<span class="ff4">工</span>作效<span class="ff4">率</span>。</div><div class="t m0 x3 h4 yb ff4 fs1 fc0 sc0 ls0 ws0">利<span class="ff1">用<span class="_ _6"> </span><span class="ff2">LabVIEW</span>,<span class="_ _1"></span>可</span>产<span class="ff1">生</span>独立<span class="ff1">运行的可</span>执<span class="_ _1"></span><span class="ff1">行</span>文<span class="ff1">件,它是一个<span class="_ _1"></span></span>真正<span class="ff1">的</span>32位编译<span class="ff1">器。<span class="_ _1"></span></span>像许</div><div class="t m0 x2 h4 yc ff1 fs1 fc0 sc0 ls0 ws0">多重要的软件一<span class="ff4">样</span>,<span class="ff2">LabVIEW<span class="_ _6"> </span><span class="ff4">提供</span></span>了<span class="_ _6"> </span><span class="ff2">W<span class="_ _2"></span>indows<span class="ff1">、</span>UNIX<span class="ff1">、</span>Linux<span class="ff1">、</span>Macintosh<span class="_ _6"> </span><span class="ff1">的多种版本。</span></span></div><div class="t m0 x2 h4 y27 ff2 fs1 fc0 sc0 ls0 ws0">1<span class="ff1">.</span>3<span class="_ _a"> </span>LabVIEW<span class="_ _6"> </span><span class="ff1">的运行机制</span></div><div class="t m0 x2 h4 y28 ff2 fs1 fc0 sc0 ls0 ws0">1<span class="ff1">.<span class="_ _c"> </span></span>3<span class="ff1">.1<span class="ff4"> </span></span>LabVIEW<span class="_ _6"> </span><span class="ff4">应<span class="ff1">用</span>程序<span class="ff1">的构成</span></span></div><div class="t m0 x3 h4 y29 ff1 fs1 fc0 sc0 ls0 ws0">所有的<span class="_ _6"> </span><span class="ff2">LabVIEW<span class="_ _6"> </span><span class="ff4">应</span></span>用<span class="ff4">程序</span>,<span class="ff4">即</span>虚拟仪器(<span class="ff2">VI</span>),它<span class="ff4">包括</span>前面板(<span class="_ _c"> </span><span class="ff2">front panel</span>)、<span class="ff4">流程</span></div><div class="t m0 x2 h4 y2a ff1 fs1 fc0 sc0 ls0 ws0">图(<span class="ff2">block diagram</span>)以及图标<span class="ff2">/<span class="ff4">连</span></span>结器<span class="ff2">(icon/connector)<span class="ff4">三部</span></span>分。</div><div class="t m0 x3 h4 y2b ff1 fs1 fc0 sc0 ls0 ws0">前面板</div><div class="t m0 x3 h4 y2c ff1 fs1 fc0 sc0 ls0 ws0">前面板是图<span class="ff4">形</span>用户界面,也就是<span class="_ _7"> </span><span class="ff2">VI<span class="_ _6"> </span></span>的虚拟仪器面板,这一界面上有<span class="_ _1"></span>用户<span class="ff4">输</span>入和<span class="ff4">显示输</span></div><div class="t m0 x2 h4 yd ff1 fs1 fc0 sc0 ls0 ws0">出<span class="_ _8"> </span>两<span class="_ _d"> </span>类<span class="_ _8"> </span>对<span class="_ _d"> </span><span class="ff4">象<span class="_ _d"> </span></span>,<span class="_ _8"> </span><span class="ff4">具<span class="_ _d"> </span></span>体<span class="_ _8"> </span><span class="ff4">表<span class="_ _d"> </span></span>现<span class="_ _8"> </span>有<span class="_ _d"> </span>开<span class="_ _8"> </span><span class="ff4">关<span class="_ _d"> </span></span>、<span class="_ _8"> </span><span class="ff4">旋<span class="_ _d"> </span>钮<span class="_ _8"> </span></span>、<span class="_ _d"> </span>图<span class="_ _8"> </span><span class="ff4">形<span class="_ _d"> </span></span>以<span class="_ _8"> </span>及<span class="_ _d"> </span>其<span class="_ _d"> </span><span class="ff4">他<span class="_ _8"> </span></span>控<span class="_ _d"> </span>制<span class="_ _8"> </span>(<span class="_ _d"> </span><span class="ff2">control<span class="_ _8"> </span></span>)<span class="_ _d"> </span>和<span class="_ _8"> </span><span class="ff4">显<span class="_ _d"> </span>示<span class="_ _8"> </span></span>对<span class="_ _d"> </span><span class="ff4">象</span></div><div class="t m0 x2 h4 ye ff1 fs1 fc0 sc0 ls0 ws0">(<span class="ff2">indicator</span>)<span class="_ _e"></span>。图<span class="_ _6"> </span><span class="ff2">1<span class="_ _6"> </span></span>所<span class="ff4">示</span>是一个随机信号发生和<span class="ff4">显示</span>的<span class="ff4">简单<span class="_ _0"> </span><span class="ff2">VI<span class="_ _6"> </span></span></span>是它的前面板,上面有一个<span class="ff4">显</span></div><div class="t m0 x2 h4 yf ff4 fs1 fc0 sc0 ls0 ws0">示<span class="ff1">对<span class="_ _1"></span></span>象<span class="ff1">,以<span class="_ _1"></span></span>曲线<span class="ff1">的方<span class="_ _1"></span>式</span>显示<span class="_ _1"></span><span class="ff1">了所</span>产<span class="_ _1"></span><span class="ff1">生的一系<span class="_ _1"></span>列随机<span class="_ _1"></span>数。</span>还<span class="_ _1"></span><span class="ff1">有一个控<span class="_ _1"></span>制对<span class="_ _1"></span></span>象——<span class="ff1">开<span class="_ _1"></span></span>关<span class="ff1">,可<span class="_ _1"></span>以</span></div><div class="t m0 x2 h4 y10 ff4 fs1 fc0 sc0 ls0 ws0">启动<span class="_ _1"></span><span class="ff1">和</span>停止<span class="_ _1"></span>工<span class="ff1">作。</span>显<span class="_ _1"></span><span class="ff1">然,并<span class="_ _1"></span></span>非简单<span class="_ _1"></span><span class="ff1">地</span>画<span class="ff1">两个<span class="_ _1"></span>控件就<span class="_ _1"></span>可以运<span class="_ _1"></span>行,在前<span class="_ _1"></span>面板后<span class="_ _1"></span></span>还<span class="ff1">有一<span class="_ _1"></span>个</span>与<span class="ff1">之<span class="_ _1"></span></span>配</div><div class="t m0 x2 h4 y11 ff4 fs1 fc0 sc0 ls0 ws0">套<span class="ff1">的</span>流程<span class="ff1">图。</span></div></div><div class="t m0 x6 h5 y22 ff2 fs2 fc0 sc0 ls0 ws0">2</div><div class="c x0 y1 w2 h2"><div class="t m0 x7 h6 y2d ff1 fs2 fc0 sc0 ls0 ws0">控制对<span class="ff4">象</span></div><div class="t m0 x4 h6 y2e ff2 fs2 fc0 sc0 ls0 ws0">(<span class="_ _d"> </span><span class="ff4">输<span class="ff1">入<span class="_ _7"> </span></span></span>)</div><div class="t m0 x8 h6 y2f ff4 fs2 fc0 sc0 ls0 ws0">显示<span class="ff1">对</span>象</div><div class="t m0 x9 h6 y30 ff2 fs2 fc0 sc0 ls0 ws0">(<span class="_ _d"> </span><span class="ff4">输<span class="ff1">出<span class="_ _7"> </span></span></span>)</div><div class="t m0 xa h4 y31 ff1 fs1 fc0 sc0 ls0 ws0">图1<span class="ff4">-</span>1<span class="ff4"> <span class="_ _1"></span></span>随机信号发生器的前</div><div class="t m0 xa h4 y32 ff1 fs1 fc0 sc0 ls0 ws0">面板</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/626de5f67b37011214e89cbf/bg3.jpg"><div class="c x0 y1 w2 h2"><div class="t m0 x3 h4 y33 ff4 fs1 fc0 sc0 ls0 ws0">流程<span class="ff1">图</span></div><div class="t m0 x3 h4 y23 ff4 fs1 fc0 sc0 ls0 ws0">流程<span class="_ _1"></span><span class="ff1">图</span>提供<span class="_ _7"> </span><span class="ff2">VI<span class="_"> </span><span class="ff1">的图</span></span>形<span class="_ _1"></span><span class="ff1">化源</span>程序<span class="_ _1"></span><span class="ff1">。<span class="_ _1"></span>在</span>流程<span class="ff1">图<span class="_ _1"></span>中对<span class="_ _7"> </span><span class="ff2">VI<span class="_"> </span></span></span>编程<span class="ff1">,以<span class="_ _1"></span>控制和<span class="_ _1"></span>操</span>纵<span class="ff1">定<span class="_ _1"></span>义在前面<span class="_ _1"></span>板</span></div><div class="t m0 x2 h4 y24 ff1 fs1 fc0 sc0 ls0 ws0">上的<span class="_ _1"></span><span class="ff4">输</span>入和<span class="_ _1"></span><span class="ff4">输</span>出功能<span class="_ _1"></span>。<span class="ff4">流程<span class="_ _1"></span></span>图中<span class="ff4">包<span class="_ _1"></span>括</span>前面板<span class="_ _1"></span>上的控<span class="_ _1"></span>件的<span class="ff4">连<span class="_ _1"></span>线端</span>子,<span class="_ _1"></span><span class="ff4">还</span>有一<span class="_ _1"></span>些前面<span class="_ _1"></span>板上没有</div><div class="t m0 x2 h4 y3 ff1 fs1 fc0 sc0 ls0 ws0">但<span class="ff4">编<span class="_ _1"></span>程必须<span class="_ _1"></span></span>有的<span class="ff4">东西<span class="_ _1"></span></span>,例<span class="ff4">如<span class="_ _1"></span>函</span>数、<span class="_ _1"></span>结构和<span class="ff4">连<span class="_ _1"></span>线</span>等。<span class="_ _1"></span>图1<span class="ff4">-<span class="_ _1"></span>2</span>是<span class="ff4">与<span class="_ _1"></span></span>图1<span class="ff4">-<span class="_ _1"></span></span>1对<span class="ff4">应<span class="_ _1"></span></span>的<span class="ff4">流程</span>图<span class="_ _1"></span>。</div><div class="t m0 x2 h4 y4 ff4 fs1 fc0 sc0 ls0 ws0">我们<span class="_ _1"></span><span class="ff1">可以</span>看<span class="_ _1"></span><span class="ff1">到</span>流程<span class="ff1">图<span class="_ _1"></span>中</span>包括<span class="_ _1"></span><span class="ff1">了前面<span class="_ _1"></span>板上的开<span class="_ _1"></span></span>关<span class="ff1">和随<span class="_ _1"></span>机数</span>显<span class="_ _1"></span>示<span class="ff1">器的<span class="_ _1"></span></span>连线端<span class="_ _1"></span><span class="ff1">子,</span>还<span class="ff1">有<span class="_ _1"></span>一个随机</span></div><div class="t m0 x2 h4 y5 ff1 fs1 fc0 sc0 ls0 ws0">数发<span class="_ _1"></span>生器的<span class="_ _1"></span><span class="ff4">函</span>数及<span class="ff4">程<span class="_ _1"></span>序</span>的<span class="ff4">循<span class="_ _1"></span>环</span>结构<span class="_ _1"></span>。随机数<span class="_ _1"></span>发生器<span class="_ _1"></span>通<span class="ff4">过连<span class="_ _1"></span>线</span>将<span class="ff4">产<span class="_ _1"></span></span>生的随机<span class="_ _1"></span>信号<span class="ff4">送<span class="_ _1"></span></span>到<span class="ff4">显示<span class="_ _1"></span></span>控</div><div class="t m0 x2 h4 y25 ff1 fs1 fc0 sc0 ls0 ws0">件,为了使它<span class="ff4">持续工</span>作下<span class="ff4">去</span>,<span class="ff4">设置</span>了一个<span class="_ _6"> </span><span class="ff2">While Loop<span class="_ _6"> </span><span class="ff4">循环</span></span>,<span class="ff4">由</span>开<span class="ff4">关</span>控制这一<span class="ff4">循环</span>的结<span class="ff4">束</span>。</div><div class="t m0 x3 h4 ye ff4 fs1 fc0 sc0 ls0 ws0">如果<span class="ff1">将<span class="_ _6"> </span><span class="ff2">VI<span class="_ _6"> </span></span></span>与<span class="ff1">标准仪器相</span>比<span class="ff1">较,那</span>么<span class="ff1">前面板上的</span>东西<span class="ff1">就是仪器面板上的</span>东西<span class="ff1">,</span>而流程<span class="ff1">图</span></div><div class="t m0 x2 h4 yf ff1 fs1 fc0 sc0 ls0 ws0">上的<span class="ff4">东西</span>相当于仪器<span class="ff4">箱</span>内的<span class="ff4">东西</span>。在<span class="ff4">许</span>多<span class="ff4">情况</span>下,使用<span class="_ _0"> </span><span class="ff2">VI<span class="_ _6"> </span></span>可以<span class="ff4">仿真</span>标准仪器,不<span class="ff4">仅</span>在屏幕</div><div class="t m0 x2 h4 y10 ff1 fs1 fc0 sc0 ls0 ws0">上出现一个<span class="ff4">惟妙惟肖</span>的标准仪器面板,<span class="ff4">而且</span>其功能也<span class="ff4">与</span>标准仪器相差<span class="ff4">无几</span>。</div><div class="t m0 x3 h4 y12 ff1 fs1 fc0 sc0 ls0 ws0">图标<span class="ff2">/<span class="ff4">连接</span></span>器</div><div class="t m0 x3 h4 y13 ff2 fs1 fc0 sc0 ls0 ws0">VI<span class="_ _f"> </span><span class="ff4">具<span class="_ _7"> </span><span class="ff1">有<span class="_ _7"> </span></span>层<span class="_ _7"> </span>次<span class="_ _7"> </span><span class="ff1">化<span class="_ _0"> </span>和<span class="_ _6"> </span>结<span class="_ _7"> </span>构<span class="_ _7"> </span>化<span class="_ _0"> </span>的<span class="_ _7"> </span>特<span class="_ _7"> </span></span>征<span class="_ _7"> </span><span class="ff1">。<span class="_ _7"> </span>一<span class="_ _0"> </span>个<span class="_ _f"> </span></span></span>VI<span class="_ _f"> </span><span class="ff1">可<span class="_ _7"> </span>以<span class="_ _7"> </span>作<span class="_ _7"> </span>为<span class="_ _7"> </span>子<span class="_ _7"> </span><span class="ff4">程<span class="_ _7"> </span>序<span class="_ _0"> </span></span>,<span class="_ _6"> </span>这<span class="_ _0"> </span><span class="ff4">里<span class="_ _6"> </span>称<span class="_ _0"> </span></span>为<span class="_ _6"> </span>子</span></div><div class="t m0 x2 h4 y14 ff2 fs1 fc0 sc0 ls0 ws0">VI<span class="ff1">(</span>subVI<span class="ff1">),</span></div><div class="t m0 x2 h4 y15 ff4 fs1 fc0 sc0 ls0 ws0">被<span class="ff1">其</span>他<span class="_ _6"> </span><span class="ff2">VI<span class="_ _6"> </span></span>调<span class="ff1">用。图标</span>与连接<span class="ff1">器在这</span>里<span class="ff1">相当于图</span>形<span class="ff1">化的</span>参<span class="ff1">数,</span>详细情况稍<span class="ff1">后</span>介绍<span class="ff1">。</span></div><div class="t m0 x2 h4 y17 ff1 fs1 fc0 sc0 ls0 ws0">1.<span class="ff4">2</span>.<span class="ff4">2 <span class="ff2">LabVIEW<span class="_ _6"> </span></span></span>的操作<span class="ff4">模</span>板</div><div class="t m0 x3 h4 y19 ff1 fs1 fc0 sc0 ls0 ws0">在<span class="_ _7"> </span><span class="ff2">LabVIEW<span class="_"> </span></span>的用<span class="_ _1"></span>户界<span class="_ _1"></span>面上,<span class="_ _1"></span><span class="ff4">应<span class="_ _1"></span></span>特<span class="ff4">别<span class="_ _1"></span>注意<span class="_ _1"></span></span>它<span class="ff4">提<span class="_ _1"></span>供</span>的<span class="_ _1"></span>操作<span class="_ _1"></span><span class="ff4">模</span>板<span class="_ _1"></span>,<span class="ff4">包<span class="_ _1"></span>括工<span class="_ _1"></span>具</span>(<span class="_ _1"></span><span class="ff2">T<span class="_ _b"></span>ools<span class="ff1">)<span class="_ _1"></span><span class="ff4">模</span>板<span class="_ _1"></span>、</span></span></div><div class="t m0 x2 h4 y1a ff1 fs1 fc0 sc0 ls0 ws0">控制(<span class="ff2">Controls<span class="_ _1"></span></span>)<span class="ff4">模</span>板和<span class="ff4">函</span>数(<span class="ff2">Functions</span>)<span class="ff4">模<span class="_ _1"></span></span>板。这些<span class="ff4">模</span>板集中反映<span class="_ _1"></span>了该软件的功能<span class="ff4">与</span>特<span class="ff4">征<span class="_ _1"></span></span>。</div><div class="t m0 x2 h4 y1b ff1 fs1 fc0 sc0 ls0 ws0">下面<span class="ff4">我们</span>来大<span class="ff4">致浏览</span>一下。</div><div class="t m0 x3 h4 y1d ff4 fs1 fc0 sc1 ls0 ws0">工具模<span class="ff1">板(<span class="ff5 sc0">T<span class="_ _10"></span>ools Palette<span class="ff1 sc1">)</span></span></span></div><div class="t m0 xb h4 y1f ff1 fs1 fc0 sc0 ls0 ws0">该<span class="_ _1"></span><span class="ff4">模<span class="_ _1"></span></span>板<span class="ff4">提<span class="_ _1"></span>供<span class="_ _1"></span></span>了<span class="_ _1"></span>各<span class="_ _1"></span>种用<span class="_ _1"></span>于<span class="_ _1"></span>创<span class="_ _1"></span>建<span class="_ _1"></span>、<span class="_ _1"></span><span class="ff4">修<span class="_ _1"></span>改</span>和<span class="_ _1"></span><span class="ff4">调<span class="_ _1"></span></span>试<span class="_ _7"> </span><span class="ff6">VI<span class="_ _7"> </span><span class="ff4">程<span class="_ _1"></span>序<span class="_ _1"></span></span></span>的<span class="_ _1"></span><span class="ff4">工<span class="_ _1"></span>具</span>。<span class="_ _1"></span><span class="ff4">如<span class="_ _1"></span>果<span class="_ _1"></span></span>该</div><div class="t m0 x2 h4 y20 ff4 fs1 fc0 sc0 ls0 ws0">模<span class="_ _1"></span><span class="ff1">板<span class="_ _9"></span>没<span class="_ _1"></span>有<span class="_ _9"></span>出<span class="_ _9"></span>现<span class="_ _1"></span>,<span class="_ _9"></span></span>则<span class="_ _1"></span><span class="ff1">可<span class="_ _9"></span>以<span class="_ _1"></span>在<span class="_ _0"> </span><span class="ff6">Windows<span class="_ _0"> </span></span></span>菜<span class="_ _1"></span>单<span class="_ _9"></span><span class="ff1">下<span class="_ _1"></span></span>选<span class="_ _9"></span>择<span class="_ _0"> </span><span class="ff6">Show<span class="_ _1"></span> T<span class="_ _11"></span>ools<span class="_ _1"></span> Pal<span class="_ _2"></span>ette</span></div><div class="t m0 x2 h4 y21 ff4 fs1 fc0 sc0 ls0 ws0">命令<span class="_ _1"></span><span class="ff1">以</span>显<span class="_ _1"></span>示<span class="ff1">该</span>模<span class="_ _1"></span><span class="ff1">板。<span class="_ _1"></span>当</span>从模<span class="_ _1"></span><span class="ff1">板内<span class="_ _1"></span></span>选择<span class="ff1">了<span class="_ _1"></span></span>任<span class="ff1">一<span class="_ _1"></span>种</span>工具<span class="_ _1"></span><span class="ff1">后,<span class="_ _1"></span></span>鼠<span class="ff1">标<span class="_ _1"></span></span>箭头<span class="ff1">就<span class="_ _1"></span></span>会变</div></div><div class="t m0 x6 h5 y22 ff2 fs2 fc0 sc0 ls0 ws0">3</div><div class="c x0 y1 w2 h2"><div class="t m0 xc h6 y34 ff4 fs2 fc0 sc0 ls0 ws0">函<span class="_ _9"></span><span class="ff1">数<span class="_ _9"></span>:<span class="_ _9"></span>随<span class="_ _12"></span>机<span class="_ _9"></span>数</span></div><div class="t m0 xc h6 y35 ff1 fs2 fc0 sc0 ls0 ws0">发生器</div><div class="t m0 xd h6 y36 ff1 fs2 fc0 sc0 ls0 ws0">结构:<span class="ff4">循环</span></div><div class="t m0 xe h6 y37 ff4 fs2 fc0 sc0 ls0 ws0">与<span class="_ _1"></span><span class="ff1">前<span class="_ _9"></span>面<span class="_ _1"></span>板<span class="_ _9"></span>控<span class="_ _1"></span>件<span class="_ _9"></span>对<span class="_ _1"></span></span>应</div><div class="t m0 xe h6 y38 ff1 fs2 fc0 sc0 ls0 ws0">的<span class="ff4">连线端</span>子</div><div class="t m0 x3 h6 y39 ff4 fs2 fc0 sc0 ls0 ws0">与<span class="_ _1"></span><span class="ff1">前<span class="_ _9"></span>面<span class="_ _1"></span>板<span class="_ _9"></span>控<span class="_ _1"></span>件<span class="_ _9"></span>对<span class="_ _1"></span></span>应</div><div class="t m0 x3 h6 y3a ff1 fs2 fc0 sc0 ls0 ws0">的<span class="ff4">连线端</span>子</div><div class="t m0 xf h4 y3b ff1 fs1 fc0 sc0 ls0 ws0">图1<span class="ff4">-2 </span>随机信号发生器的<span class="ff4">流程</span>图</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/626de5f67b37011214e89cbf/bg4.jpg"><div class="c x0 y1 w2 h2"><div class="t m0 x2 h4 y33 ff1 fs1 fc0 sc0 ls0 ws0">成<span class="_ _1"></span>该<span class="ff4">工<span class="_ _1"></span>具</span>相<span class="_ _1"></span><span class="ff4">应</span>的<span class="_ _1"></span><span class="ff4">形状<span class="_ _1"></span></span>。当<span class="_ _1"></span><span class="ff4">从<span class="_ _7"> </span><span class="ff6">Windows<span class="_ _7"> </span></span>菜单<span class="_ _1"></span></span>下<span class="ff4">选<span class="_ _1"></span>择</span>了<span class="_ _0"> </span><span class="ff6">Show <span class="_ _1"></span>Hel<span class="_ _2"></span>p Window<span class="_ _7"> </span><span class="ff1">功<span class="_ _1"></span>能后<span class="_ _1"></span>,<span class="ff4">把<span class="_ _1"></span>工</span></span></span></div><div class="t m0 x2 h4 y23 ff4 fs1 fc0 sc0 ls0 ws0">具模<span class="ff1">板<span class="_ _1"></span>内</span>选<span class="ff1">定的</span>任<span class="_ _1"></span><span class="ff1">一种</span>工具光<span class="_ _1"></span><span class="ff1">标</span>放<span class="ff1">在</span>流程<span class="_ _1"></span><span class="ff1">图</span>程序<span class="ff1">的子<span class="_ _1"></span></span>程序<span class="ff1">(<span class="ff6">Sub<span class="_ _1"></span> V<span class="_ _2"></span>I<span class="ff1">)或<span class="_ _1"></span>图标上,就<span class="_ _1"></span><span class="ff4">会显示</span></span></span></span></div><div class="t m0 x2 h4 y24 ff1 fs1 fc0 sc0 ls0 ws0">相<span class="ff4">应</span>的<span class="ff4">帮助</span>信<span class="ff4">息</span>。</div><div class="t m0 xb h4 y3 ff1 fs1 fc0 sc0 ls0 ws0">下述<span class="ff4">工具</span>中<span class="_ _1"></span><span class="ff4">注意</span>1和<span class="ff4">2</span>的<span class="ff4">区别</span>,<span class="ff4">2<span class="_ _1"></span></span>用于<span class="ff4">编程</span>时,1用于运<span class="_ _1"></span>行<span class="ff4">程序</span>时。<span class="ff4">4</span>是一个特<span class="_ _1"></span>有的</div><div class="t m0 x2 h4 y4 ff4 fs1 fc0 sc0 ls0 ws0">工具<span class="ff1">,它并不是一个</span>简单<span class="ff1">的</span>画线工具<span class="ff1">,</span>而<span class="ff1">是一个</span>符<span class="ff1">合<span class="_ _6"> </span><span class="ff2">LabVIEW<span class="_ _6"> </span></span>语言</span>规<span class="ff1">定的对</span>象连接工具<span class="ff1">。</span></div><div class="t m0 xb h4 y25 ff4 fs1 fc0 sc0 ls0 ws0">工具<span class="ff1">图标有</span>如<span class="ff1">下</span>几<span class="ff1">种:</span></div><div class="t m0 x4 h4 y3c ff1 fs1 fc0 sc0 ls0 ws0">图标<span class="_ _13"> </span><span class="ff4">名称<span class="_ _14"> </span></span>功<span class="ff4">        </span>能</div><div class="t m0 x10 h4 y3d ff1 fs1 fc0 sc0 ls0 ws0">1</div><div class="t m0 x1 h7 y3e ff6 fs1 fc0 sc0 ls0 ws0">Operate</div><div class="t m0 x1 h4 y3d ff6 fs1 fc0 sc0 ls0 ws0">V<span class="_ _10"></span>alue<span class="_ _15"> </span><span class="ff1">(<span class="_ _16"> </span>操<span class="_ _16"> </span>作</span></div><div class="t m0 x1 h4 y3f ff4 fs1 fc0 sc0 ls0 ws0">值<span class="ff1">)</span></div><div class="t m0 x11 h4 y40 ff1 fs1 fc0 sc0 ls0 ws0">用<span class="_ _1"></span>于<span class="_ _1"></span>操<span class="_ _1"></span>作<span class="_ _1"></span>前<span class="_ _1"></span>面板<span class="_ _1"></span>的<span class="_ _1"></span>控<span class="_ _1"></span>制<span class="_ _1"></span>和<span class="_ _1"></span><span class="ff4">显<span class="_ _1"></span>示<span class="_ _1"></span></span>。<span class="_ _1"></span>使<span class="_ _1"></span>用<span class="_ _1"></span>它<span class="_ _1"></span>向数<span class="_ _1"></span>字<span class="_ _1"></span>或<span class="_ _1"></span>字</div><div class="t m0 x11 h4 y3d ff4 fs1 fc0 sc0 ls0 ws0">符串<span class="ff1">控制中</span>键<span class="ff1">入</span>值<span class="ff1">时,</span>工具会变<span class="ff1">成标</span>签工具</div><div class="t m0 x10 h8 yb ff4 fs1 fc0 sc0 ls0 ws0">2</div><div class="t m0 x1 h9 y41 ff2 fs1 fc0 sc0 ls0 ws0">Position/Size/</div><div class="t m0 x1 h4 y42 ff2 fs1 fc0 sc0 ls0 ws0">Select <span class="ff1">(<span class="ff4">选择</span>)</span></div><div class="t m0 x11 h4 y43 ff1 fs1 fc0 sc0 ls0 ws0">用<span class="_ _1"></span>于<span class="_ _1"></span><span class="ff4">选<span class="_ _1"></span>择<span class="_ _1"></span></span>、<span class="_ _1"></span><span class="ff4">移<span class="_ _1"></span>动</span>或<span class="_ _1"></span><span class="ff4">改<span class="_ _1"></span>变<span class="_ _1"></span></span>对<span class="_ _1"></span><span class="ff4">象<span class="_ _1"></span></span>的<span class="_ _1"></span>大<span class="_ _1"></span>小<span class="_ _9"></span>。<span class="_ _1"></span>当<span class="_ _1"></span>它<span class="_ _1"></span>用<span class="_ _1"></span>于<span class="_ _1"></span><span class="ff4">改<span class="_ _1"></span>变</span></div><div class="t m0 x11 h4 y42 ff1 fs1 fc0 sc0 ls0 ws0">对<span class="ff4">象</span>的<span class="ff4">连</span>框大小时,<span class="ff4">会变</span>成相<span class="ff4">应形状</span>。</div><div class="t m0 x10 h8 y44 ff4 fs1 fc0 sc0 ls0 ws0">3</div><div class="t m0 x1 h4 y45 ff6 fs1 fc0 sc0 ls0 ws0">Edit<span class="_ _1"></span> T<span class="_ _11"></span>ext<span class="_ _1"></span><span class="ff1">(<span class="_ _9"></span><span class="ff4">编<span class="_ _1"></span>辑</span></span></div><div class="t m0 x1 h4 y46 ff4 fs1 fc0 sc0 ls0 ws0">文<span class="ff1">本)</span></div><div class="t m0 x11 h4 y45 ff1 fs1 fc0 sc0 ls0 ws0">用<span class="_ _1"></span>于<span class="_ _1"></span><span class="ff4">输<span class="_ _1"></span></span>入<span class="_ _1"></span>标<span class="_ _1"></span><span class="ff4">签文<span class="_ _1"></span></span>本<span class="_ _1"></span>或<span class="_ _1"></span><span class="ff4">者<span class="_ _1"></span></span>创<span class="_ _1"></span>建<span class="_ _1"></span>自<span class="_ _1"></span><span class="ff4">由<span class="_ _1"></span></span>标<span class="_ _1"></span><span class="ff4">签<span class="_ _1"></span></span>。<span class="_ _1"></span>当创<span class="_ _1"></span>建<span class="_ _1"></span>自<span class="_ _1"></span><span class="ff4">由</span></div><div class="t m0 x11 h4 y46 ff1 fs1 fc0 sc0 ls0 ws0">标<span class="ff4">签</span>时它<span class="ff4">会变</span>成相<span class="ff4">应形状</span>。</div><div class="t m0 x10 h8 y47 ff4 fs1 fc0 sc0 ls0 ws0">4</div><div class="t m0 x1 h7 y48 ff6 fs1 fc0 sc0 ls0 ws0">Connect</div><div class="t m0 x1 h4 y47 ff6 fs1 fc0 sc0 ls0 ws0">Wir<span class="_ _b"></span>e<span class="ff1">(<span class="ff4">连线</span>)</span></div><div class="t m0 x11 h4 y49 ff1 fs1 fc0 sc0 ls0 ws0">用<span class="_ _1"></span>于<span class="_ _1"></span>在<span class="_ _1"></span><span class="ff4">流<span class="_ _1"></span>程<span class="_ _1"></span></span>图<span class="ff4">程<span class="_ _1"></span>序<span class="_ _1"></span></span>上<span class="_ _1"></span><span class="ff4">连<span class="_ _1"></span>接<span class="_ _1"></span></span>对<span class="_ _1"></span><span class="ff4">象<span class="_ _1"></span></span>。<span class="_ _1"></span><span class="ff4">如<span class="_ _1"></span>果<span class="_ _1"></span>联<span class="_ _1"></span></span>机<span class="ff4">帮<span class="_ _1"></span>助<span class="_ _1"></span></span>的<span class="_ _1"></span><span class="ff4">窗</span></div><div class="t m0 x11 h4 y47 ff4 fs1 fc0 sc0 ls0 ws0">口<span class="_ _1"></span>被<span class="_ _1"></span>打<span class="_ _1"></span><span class="ff1">开<span class="_ _1"></span>时<span class="_ _1"></span>,<span class="_ _1"></span></span>把<span class="_ _1"></span><span class="ff1">该<span class="_ _1"></span></span>工<span class="_ _1"></span>具放<span class="_ _9"></span><span class="ff1">在<span class="_ _1"></span></span>任<span class="_ _1"></span><span class="ff1">一<span class="_ _1"></span></span>条<span class="_ _1"></span>连线<span class="_ _1"></span><span class="ff1">上<span class="_ _1"></span>,<span class="_ _1"></span>就<span class="_ _1"></span></span>会<span class="_ _1"></span>显</div><div class="t m0 x11 h4 y4a ff4 fs1 fc0 sc0 ls0 ws0">示<span class="ff1">相</span>应<span class="ff1">的数据类型。</span></div><div class="t m0 x10 h8 y4b ff4 fs1 fc0 sc0 ls0 ws0">5</div><div class="t m0 x1 h7 y4c ff6 fs1 fc0 sc0 ls0 ws0">Object</div><div class="t m0 x1 h7 y4d ff6 fs1 fc0 sc0 ls0 ws0">Shortcut</div><div class="t m0 x1 h4 y4e ff6 fs1 fc0 sc0 ls0 ws0">Menu<span class="_ _6"> </span><span class="ff1">(<span class="_ _6"> </span>对<span class="_ _6"> </span><span class="ff4">象<span class="_ _6"> </span>菜</span></span></div><div class="t m0 x1 h4 y4f ff4 fs1 fc0 sc0 ls0 ws0">单<span class="ff1">)</span></div><div class="t m0 x11 h4 y50 ff1 fs1 fc0 sc0 ls0 ws0">用<span class="ff4">鼠</span>标<span class="ff4">左键</span>可以<span class="ff4">弹</span>出对<span class="ff4">象</span>的<span class="ff4">弹</span>出式<span class="ff4">菜单</span>。</div><div class="t m0 x10 h8 y51 ff4 fs1 fc0 sc0 ls0 ws0">6</div><div class="t m0 x1 h7 y52 ff6 fs1 fc0 sc0 ls0 ws0">Scroll</div><div class="t m0 x1 h4 y51 ff6 fs1 fc0 sc0 ls0 ws0">Windows<span class="ff1">(<span class="_ _1"></span><span class="ff4">窗口</span></span></div><div class="t m0 x1 h4 y53 ff4 fs1 fc0 sc0 ls0 ws0">漫游<span class="ff1">)</span></div><div class="t m0 x11 h4 y54 ff1 fs1 fc0 sc0 ls0 ws0">使<span class="_ _1"></span>用<span class="_ _1"></span>该<span class="_ _1"></span><span class="ff4">工<span class="_ _1"></span>具<span class="_ _1"></span></span>就可<span class="_ _1"></span>以<span class="_ _1"></span>不<span class="_ _1"></span>需<span class="_ _1"></span>要<span class="_ _1"></span>使<span class="_ _1"></span>用<span class="_ _1"></span><span class="ff4">滚<span class="_ _1"></span>动<span class="_ _1"></span>条<span class="_ _1"></span>而<span class="_ _1"></span></span>在<span class="ff4">窗<span class="_ _1"></span>口<span class="_ _1"></span></span>中<span class="_ _1"></span><span class="ff4">漫</span></div><div class="t m0 x11 h4 y51 ff4 fs1 fc0 sc0 ls0 ws0">游<span class="ff1">。</span></div><div class="t m0 x10 h8 y55 ff4 fs1 fc0 sc0 ls0 ws0">7</div><div class="t m0 x1 h7 y56 ff6 fs1 fc0 sc0 ls0 ws0">Set/Clear</div><div class="t m0 x1 h4 y55 ff6 fs1 fc0 sc0 ls0 ws0">Breakpoint<span class="_ _1"></span><span class="ff1">(<span class="_ _1"></span><span class="ff4">断</span></span></div><div class="t m0 x1 h4 y57 ff1 fs1 fc0 sc0 ls0 ws0">点<span class="ff4">设置/清除</span>)</div><div class="t m0 x11 h4 y58 ff1 fs1 fc0 sc0 ls0 ws0">使用该<span class="ff4">工具</span>在<span class="_ _6"> </span><span class="ff6">VI<span class="_ _6"> </span></span>的<span class="ff4">流程</span>图对<span class="ff4">象</span>上<span class="ff4">设置断</span>点。</div><div class="t m0 x10 h8 y59 ff4 fs1 fc0 sc0 ls0 ws0">8</div><div class="t m0 x1 h4 y5a ff6 fs1 fc0 sc0 ls0 ws0">Pr<span class="_ _b"></span>obe<span class="_ _1"></span> Data<span class="ff1">(数</span></div><div class="t m0 x1 h4 y5b ff1 fs1 fc0 sc0 ls0 ws0">据<span class="ff4">探针</span>)</div><div class="t m0 x11 h4 y5a ff1 fs1 fc0 sc0 ls0 ws0">可<span class="_ _1"></span>在<span class="_ _1"></span>框<span class="_ _1"></span>图<span class="_ _1"></span><span class="ff4">程<span class="_ _1"></span>序</span>内<span class="_ _1"></span>的<span class="_ _1"></span>数<span class="_ _1"></span>据<span class="_ _1"></span><span class="ff4">流<span class="_ _1"></span>线<span class="_ _1"></span></span>上<span class="_ _1"></span><span class="ff4">设<span class="_ _1"></span>置<span class="_ _1"></span>探<span class="_ _1"></span>针<span class="_ _1"></span></span>。通<span class="_ _1"></span><span class="ff4">过<span class="_ _1"></span></span>控<span class="_ _1"></span><span class="ff4">针</span></div><div class="t m0 x11 h4 y5b ff4 fs1 fc0 sc0 ls0 ws0">窗口<span class="ff1">来</span>观察<span class="ff1">该数据</span>流线<span class="ff1">上的数据</span>变<span class="ff1">化</span>状况<span class="ff1">。</span></div><div class="t m0 x10 h8 y5c ff4 fs1 fc0 sc0 ls0 ws0">9</div><div class="t m0 x1 h4 y5d ff6 fs1 fc0 sc0 ls0 ws0">Get<span class="_ _8"> </span> <span class="_ _8"> </span>Color<span class="_"> </span><span class="ff1">(<span class="_ _0"> </span><span class="ff4">颜</span></span></div><div class="t m0 x1 h4 y5e ff4 fs1 fc0 sc0 ls0 ws0">色提取<span class="ff1">)</span></div><div class="t m0 x11 h4 y5d ff1 fs1 fc0 sc0 ls0 ws0">使用该<span class="ff4">工具</span>来<span class="ff4">提取颜色</span>用于<span class="ff4">编辑</span>其<span class="ff4">他</span>的对<span class="ff4">象</span>。</div><div class="t m0 xc h4 y18 ff1 fs1 fc0 sc0 ls0 ws0">1<span class="ff4">0</span></div><div class="t m0 x1 h4 y5f ff6 fs1 fc0 sc0 ls0 ws0">Set<span class="_ _d"> </span> <span class="_ _d"> </span>Color<span class="_"> </span><span class="ff1">(<span class="_ _17"> </span><span class="ff4">颜</span></span></div><div class="t m0 x1 h4 y60 ff4 fs1 fc0 sc0 ls0 ws0">色设置<span class="ff1">)</span></div><div class="t m0 x11 h4 y5f ff1 fs1 fc0 sc0 ls0 ws0">用<span class="_ _1"></span>来<span class="_ _1"></span>给<span class="_ _1"></span>对<span class="_ _1"></span><span class="ff4">象<span class="_ _1"></span></span>定义<span class="_ _1"></span><span class="ff4">颜<span class="_ _1"></span>色<span class="_ _1"></span></span>。<span class="_ _1"></span>它<span class="_ _1"></span>也<span class="_ _1"></span><span class="ff4">显<span class="_ _1"></span>示<span class="_ _1"></span></span>出<span class="_ _1"></span>对<span class="_ _1"></span><span class="ff4">象<span class="_ _1"></span></span>的前<span class="_ _1"></span><span class="ff4">景<span class="_ _1"></span>色<span class="_ _1"></span></span>和</div><div class="t m0 x11 h4 y60 ff4 fs1 fc0 sc0 ls0 ws0">背景色<span class="ff1">。</span></div><div class="t m0 x3 h4 y61 ff1 fs1 fc0 sc0 ls0 ws0">下面<span class="_ _1"></span>的两个<span class="_ _1"></span><span class="ff4">模</span>板是多<span class="_ _1"></span><span class="ff4">层</span>的,<span class="_ _1"></span>其中每<span class="_ _1"></span>一个子<span class="ff4">模<span class="_ _1"></span></span>板下<span class="ff4">还<span class="_ _1"></span>包括</span>多</div><div class="t m0 x2 h4 y62 ff1 fs1 fc0 sc0 ls0 ws0">个对<span class="ff4">象</span>。</div><div class="t m0 x10 h4 y63 ff1 fs1 fc0 sc1 ls0 ws0">控制<span class="ff4">模</span>板(<span class="ff7 sc0">Control P<span class="_ _2"></span>alette<span class="ff1 sc1">)</span></span></div><div class="t m0 x3 h4 y64 ff4 fs1 fc0 sc0 ls0 ws0">注意<span class="ff1">:<span class="_ _1"></span></span>只<span class="ff1">有</span>打<span class="ff1">开前面板时</span>才<span class="ff1">能</span>调<span class="ff1">用该</span>模<span class="ff1">板</span></div></div><div class="t m0 x6 h5 y22 ff2 fs2 fc0 sc0 ls0 ws0"><span class="fc1 sc0">4</span></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/626de5f67b37011214e89cbf/bg5.jpg"><div class="c x0 y1 w2 h2"><div class="t m0 xb h4 y23 ff1 fs1 fc0 sc0 ls0 ws0">该<span class="ff4">模</span>板用来<span class="_ _1"></span>给前面板<span class="ff4">设置</span>各种所需<span class="_ _1"></span>的<span class="_ _1"></span><span class="ff4">输</span>出<span class="ff4">显示</span>对<span class="ff4">象</span>和<span class="ff4">输</span>入控<span class="_ _1"></span>制对<span class="ff4">象<span class="_ _1"></span></span>。每个图标代<span class="ff4">表</span>一</div><div class="t m0 x2 h4 y24 ff1 fs1 fc0 sc0 ls0 ws0">类子<span class="ff4">模<span class="_ _1"></span></span>板。<span class="ff4">如<span class="_ _1"></span>果</span>控制<span class="ff4">模</span>板<span class="_ _1"></span>不<span class="ff4">显示</span>,可<span class="_ _1"></span>以用<span class="_ _0"> </span><span class="ff6">W<span class="_ _2"></span>indows<span class="_ _6"> </span><span class="ff4">菜单<span class="_ _1"></span><span class="ff1">的<span class="_ _6"> </span></span></span>Show Controls P<span class="_ _2"></span>alette<span class="_ _6"> </span><span class="ff1">功能</span></span></div><div class="t m0 x2 h4 y3 ff4 fs1 fc0 sc0 ls0 ws0">打<span class="ff1">开它,也可以在前面板的</span>空白<span class="ff1">处,点</span>击鼠<span class="ff1">标</span>右键<span class="ff1">,以</span>弹<span class="ff1">出控制</span>模<span class="ff1">板。</span></div><div class="t m0 x3 h4 y4 ff1 fs1 fc0 sc0 ls0 ws0">控制<span class="_ _1"></span><span class="ff4">模</span>板<span class="ff4">如<span class="_ _1"></span>左</span>图所<span class="ff4">示<span class="_ _1"></span></span>,它<span class="ff4">包<span class="_ _1"></span>括如</span>下<span class="_ _1"></span>所<span class="ff4">示</span>的一<span class="_ _1"></span>些子<span class="ff4">模<span class="_ _1"></span></span>板。子<span class="_ _1"></span><span class="ff4">模</span>板中<span class="_ _1"></span><span class="ff4">包括</span>的对<span class="_ _1"></span><span class="ff4">象</span>,<span class="ff4">我<span class="_ _1"></span>们</span>在</div><div class="t m0 x2 h4 y5 ff1 fs1 fc0 sc0 ls0 ws0">功能中用<span class="ff4">文</span>字<span class="ff4">简</span>要<span class="ff4">介绍</span>。</div><div class="t m0 x12 h4 y65 ff1 fs1 fc0 sc0 ls0 ws0">图标<span class="_ _18"> </span>子<span class="ff4">模</span>板<span class="ff4">名称<span class="_ _19"> </span></span>功<span class="ff4">        </span>能</div><div class="t m0 x13 h4 y66 ff1 fs1 fc0 sc0 ls0 ws0">1</div><div class="t m0 x14 h4 y67 ff6 fs1 fc0 sc0 ls0 ws0">Numeric<span class="_ _12"></span><span class="ff1">(<span class="_ _12"></span>数<span class="_ _8"> </span><span class="ff4">值</span></span></div><div class="t m0 x14 h4 y68 ff4 fs1 fc0 sc0 ls0 ws0">量<span class="ff1">)</span></div><div class="t m0 x15 h4 y67 ff1 fs1 fc0 sc0 ls0 ws0">数<span class="_ _1"></span><span class="ff4">值</span>的<span class="_ _1"></span>控<span class="_ _1"></span>制<span class="_ _1"></span>和<span class="ff4">显<span class="_ _1"></span>示<span class="_ _1"></span></span>。<span class="ff4">包<span class="_ _1"></span></span>含<span class="_ _1"></span>数字<span class="_ _1"></span>式<span class="_ _1"></span>、<span class="_ _1"></span>指<span class="ff4">针<span class="_ _1"></span></span>式<span class="_ _1"></span><span class="ff4">显<span class="_ _1"></span>示表<span class="_ _1"></span>盘<span class="_ _1"></span></span>及</div><div class="t m0 x15 h4 y68 ff1 fs1 fc0 sc0 ls0 ws0">各种<span class="ff4">输</span>入框。</div><div class="t m0 x13 h8 y28 ff4 fs1 fc0 sc0 ls0 ws0">2</div><div class="t m0 x14 h4 y69 ff6 fs1 fc0 sc0 ls0 ws0">Boolean<span class="_ _d"> </span><span class="ff1">(<span class="_ _d"> </span><span class="ff4">布<span class="_ _d"> </span>尔</span></span></div><div class="t m0 x14 h4 y6a ff4 fs1 fc0 sc0 ls0 ws0">量<span class="ff1">)</span></div><div class="t m0 x15 h4 y69 ff4 fs1 fc0 sc0 ls0 ws0">逻<span class="_ _1"></span>辑<span class="ff1">数<span class="_ _1"></span></span>值<span class="_ _1"></span><span class="ff1">的<span class="_ _1"></span>控制<span class="_ _1"></span>和<span class="_ _1"></span></span>显示<span class="_ _1"></span><span class="ff1">。<span class="_ _1"></span></span>包<span class="_ _1"></span><span class="ff1">含各<span class="_ _1"></span>种<span class="_ _1"></span></span>布尔<span class="_ _1"></span><span class="ff1">开<span class="_ _1"></span></span>关<span class="_ _1"></span><span class="ff1">、按<span class="_ _1"></span></span>钮<span class="_ _1"></span><span class="ff1">以</span></div><div class="t m0 x15 h4 y6a ff1 fs1 fc0 sc0 ls0 ws0">及指<span class="ff4">示灯</span>等。</div><div class="t m0 x13 h8 y6b ff4 fs1 fc0 sc0 ls0 ws0">3</div><div class="t m0 x14 h7 y6c ff6 fs1 fc0 sc0 ls0 ws0">String<span class="_ _1a"> </span> <span class="_ _1a"> </span>&</div><div class="t m0 x14 h4 y6b ff6 fs1 fc0 sc0 ls0 ws0">P<span class="_ _b"></span>ath<span class="_ _9"></span><span class="ff1">(<span class="_ _9"></span>字<span class="_ _9"></span><span class="ff4">符<span class="_ _9"></span>串<span class="_ _1"></span></span>和</span></div><div class="t m0 x14 h4 y6d ff4 fs1 fc0 sc0 ls0 ws0">路径<span class="ff1">)</span></div><div class="t m0 x15 h4 y6e ff1 fs1 fc0 sc0 ls0 ws0">字<span class="ff4">符串</span>和<span class="ff4">路径</span>的控制和<span class="ff4">显示</span>。</div><div class="t m0 x13 h8 y6f ff4 fs1 fc0 sc0 ls0 ws0">4</div><div class="t m0 x14 h7 y70 ff6 fs1 fc0 sc0 ls0 ws0">Array<span class="_ _1b"> </span> <span class="_ _1b"> </span>&</div><div class="t m0 x14 h4 y6f ff6 fs1 fc0 sc0 ls0 ws0">Cluster<span class="_"> </span><span class="ff1">(<span class="_ _1c"> </span>数<span class="_ _17"> </span>组</span></div><div class="t m0 x14 h4 y71 ff1 fs1 fc0 sc0 ls0 ws0">和<span class="ff4">簇</span>)</div><div class="t m0 x15 h4 y72 ff1 fs1 fc0 sc0 ls0 ws0">数组和<span class="ff4">簇</span>的控制和<span class="ff4">显示</span>。</div><div class="t m0 x13 h8 y73 ff4 fs1 fc0 sc0 ls0 ws0">5</div><div class="t m0 x14 h7 y74 ff6 fs1 fc0 sc0 ls0 ws0">List<span class="_ _f"> </span> <span class="_ _f"> </span>&<span class="_ _1d"> </span> <span class="_ _f"> </span>T<span class="_ _11"></span>able</div><div class="t m0 x14 h4 y75 ff1 fs1 fc0 sc0 ls0 ws0">(列<span class="ff4">表</span>和<span class="ff4">表格</span>)</div><div class="t m0 x15 h4 y76 ff1 fs1 fc0 sc0 ls0 ws0">列<span class="ff4">表</span>和<span class="ff4">表格</span>的控制和<span class="ff4">显示</span></div><div class="t m0 x13 h8 y77 ff4 fs1 fc0 sc0 ls0 ws0">6</div><div class="t m0 x14 h4 y78 ff6 fs1 fc0 sc0 ls0 ws0">Graph<span class="_ _12"> </span><span class="ff1">(<span class="_ _8"> </span>图<span class="_ _8"> </span><span class="ff4">形<span class="_ _12"></span>显</span></span></div><div class="t m0 x14 h4 y79 ff4 fs1 fc0 sc0 ls0 ws0">示<span class="ff1">)</span></div><div class="t m0 x15 h4 y78 ff4 fs1 fc0 sc0 ls0 ws0">显示<span class="ff1">数据结</span>果<span class="ff1">的趋</span>势<span class="ff1">图和</span>曲线<span class="ff1">图。</span></div><div class="t m0 x13 h8 y7a ff4 fs1 fc0 sc0 ls0 ws0">7</div><div class="t m0 x14 h7 y7b ff6 fs1 fc0 sc0 ls0 ws0">Ring<span class="_ _0"> </span> <span class="_ _7"> </span>&<span class="_ _0"> </span> <span class="_ _7"> </span>Enum</div><div class="t m0 x14 h4 y7c ff1 fs1 fc0 sc0 ls0 ws0">(<span class="ff4">环与枚举</span>)</div><div class="t m0 x15 h4 y57 ff4 fs1 fc0 sc0 ls0 ws0">环与枚举<span class="ff1">的控制和</span>显示<span class="ff1">。</span></div><div class="t m0 x13 h8 y7d ff4 fs1 fc0 sc0 ls0 ws0">8</div><div class="t m0 x14 h4 y5b ff6 fs1 fc0 sc0 ls0 ws0">I/O<span class="_ _8"> </span><span class="ff1">(<span class="_ _8"> </span><span class="ff4">输<span class="_ _8"> </span></span>入<span class="_ _8"> </span></span>/<span class="_ _8"> </span><span class="ff4">输<span class="_ _8"> </span><span class="ff1">出</span></span></div><div class="t m0 x14 h4 y7e ff1 fs1 fc0 sc0 ls0 ws0">功能)</div><div class="t m0 x15 h4 y5b ff4 fs1 fc0 sc0 ls0 ws0">输<span class="ff1">入<span class="ff6">/</span></span>输<span class="ff1">出功能。于操作<span class="_ _6"> </span><span class="ff6">OLE</span>、<span class="ff6">ActiveX<span class="_ _6"> </span></span>等功能。</span></div><div class="t m0 x13 h8 y7f ff4 fs1 fc0 sc0 ls0 ws0">9</div><div class="t m0 x14 h7 y80 ff6 fs1 fc0 sc0 ls0 ws0">R<span class="_ _b"></span>efnum</div><div class="t m0 x15 h4 y5e ff4 fs1 fc0 sc0 ls0 ws0">参考<span class="ff1">数</span></div><div class="t m0 x16 h7 y81 ff6 fs1 fc0 sc0 ls0 ws0">10</div><div class="t m0 x14 h7 y82 ff6 fs1 fc0 sc0 ls0 ws0">Digilog</div><div class="t m0 x14 h4 y83 ff6 fs1 fc0 sc0 ls0 ws0">Contro<span class="_ _2"></span>ls<span class="_ _8"> </span><span class="ff1">(<span class="_ _d"> </span>数<span class="_ _12"></span>字</span></div><div class="t m0 x14 h4 y84 ff1 fs1 fc0 sc0 ls0 ws0">控制)</div><div class="t m0 x15 h4 y85 ff1 fs1 fc0 sc0 ls0 ws0">数字控制</div><div class="t m0 x16 h7 y86 ff6 fs1 fc0 sc0 ls0 ws0">11</div><div class="t m0 x14 h7 y87 ff6 fs1 fc0 sc0 ls0 ws0">Classic</div><div class="t m0 x14 h4 y88 ff6 fs1 fc0 sc0 ls0 ws0">Contro<span class="_ _2"></span>ls<span class="_ _8"> </span><span class="ff1">(<span class="_ _d"> </span>经<span class="_ _12"></span>典</span></div><div class="t m0 x14 h4 y89 ff1 fs1 fc0 sc0 ls0 ws0">控制)</div><div class="t m0 x15 h4 y8a ff1 fs1 fc0 sc0 ls0 ws0">经典控制,指以前版本软件的面板图标。</div><div class="t m0 x16 h7 y8b ff6 fs1 fc0 sc0 ls0 ws0">12</div><div class="t m0 x14 h7 y8c ff6 fs1 fc0 sc0 ls0 ws0">Active<span class="_ _2"></span>x</div><div class="t m0 x15 h4 y8d ff1 fs1 fc0 sc0 ls0 ws0">用于<span class="_ _6"> </span><span class="ff6">ActiveX<span class="_ _d"> </span></span>等功能。</div></div><div class="t m0 x6 h5 y22 ff2 fs2 fc0 sc0 ls0 ws0">5</div></div><div class="pi" data-data='{"ctm":[1.611850,0.000000,0.000000,1.611850,0.000000,0.000000]}'></div></div>