纯qt编写的通讯组件，包含tcp，udp，serial；plc客户端有mudbustcp，modbusrtu，finstcp，finsudp；plc服务端有modbustcp和modbusrtu 实
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纯qt编写的通讯组件，包含tcp，udp，serial；plc客户端有mudbustcp，modbusrtu，finstcp，finsudp；plc服务端有modbustcp和modbusrtu。实现其他的plc通信可集成原有基类，已封装成pri组件，可直接接入工程。qt5.14.2可直接编译。 <link href="/image.php?url=https://csdnimg.cn/release/download_crawler_static/css/base.min.css" rel="stylesheet"/><link href="/image.php?url=https://csdnimg.cn/release/download_crawler_static/css/fancy.min.css" rel="stylesheet"/><link href="/image.php?url=https://csdnimg.cn/release/download_crawler_static/90213312/2/raw.css" rel="stylesheet"/><div id="sidebar" style="display: none"><div id="outline"></div></div><div class="pf w0 h0" data-page-no="1" id="pf1"><div class="pc pc1 w0 h0"><img alt="" class="bi x0 y0 w1 h1" src="/image.php?url=https://csdnimg.cn/release/download_crawler_static/90213312/bg1.jpg"/><div class="t m0 x1 h2 y1 ff1 fs0 fc0 sc0 ls0 ws0">**<span class="ff2">纯<span class="_ _0"> </span></span>Qt<span class="_ _1"> </span><span class="ff2">编写的通讯组件及其在<span class="_ _0"> </span></span>PLC<span class="_ _1"> </span><span class="ff2">通信中的应用</span>**</div><div class="t m0 x1 h2 y2 ff2 fs0 fc0 sc0 ls0 ws0">一<span class="ff3">、</span>背景介绍</div><div class="t m0 x1 h2 y3 ff2 fs0 fc0 sc0 ls0 ws0">随着科技的不断发展<span class="ff4">，<span class="ff1">PLC</span>（</span>可编程逻辑控制器<span class="ff4">）</span>在工业自动化领域中的应用越来越广泛<span class="ff3">。</span>在这个背</div><div class="t m0 x1 h2 y4 ff2 fs0 fc0 sc0 ls0 ws0">景下<span class="ff4">，<span class="ff1">Qt<span class="_ _1"> </span></span></span>作为一个强大的跨平台开发框架<span class="ff4">，</span>为工程师们提供了丰富的通信组件选择<span class="ff3">。</span>本次将详细探讨</div><div class="t m0 x1 h2 y5 ff1 fs0 fc0 sc0 ls0 ws0">Qt<span class="_ _1"> </span><span class="ff2">编写的通讯组件如何在<span class="_ _0"> </span></span>PLC<span class="_ _1"> </span><span class="ff2">通信中发挥作用<span class="ff4">，</span>特别是在当前多<span class="_ _0"> </span></span>PLC<span class="_ _1"> </span><span class="ff2">通信接口和多通信模式的环境</span></div><div class="t m0 x1 h2 y6 ff2 fs0 fc0 sc0 ls0 ws0">下<span class="ff3">。</span></div><div class="t m0 x1 h2 y7 ff2 fs0 fc0 sc0 ls0 ws0">二<span class="ff3">、</span>通讯组件概述</div><div class="t m0 x1 h2 y8 ff1 fs0 fc0 sc0 ls0 ws0">Qt<span class="_ _1"> </span><span class="ff2">编写的通讯组件包含<span class="_ _0"> </span></span>TCP<span class="ff3">、</span>UDP<span class="ff3">、</span>Serial<span class="_ _1"> </span><span class="ff2">等多种通信方式<span class="ff4">，</span>适用于多种场景<span class="ff3">。</span>这些组件可以支持</span></div><div class="t m0 x1 h2 y9 ff1 fs0 fc0 sc0 ls0 ws0">TCP/IP<span class="_ _1"> </span><span class="ff2">协议栈<span class="ff4">，</span>能够通过串口<span class="ff3">、</span>网络等方式实现与<span class="_ _0"> </span></span>PLC<span class="_ _1"> </span><span class="ff2">的通信<span class="ff3">。</span>这些通信方式能够满足不同的通信</span></div><div class="t m0 x1 h2 ya ff2 fs0 fc0 sc0 ls0 ws0">需求<span class="ff4">，</span>例如串口通信用于实时数据传输<span class="ff4">，</span>网络通信用于远程控制等<span class="ff3">。</span></div><div class="t m0 x1 h2 yb ff2 fs0 fc0 sc0 ls0 ws0">三<span class="ff3">、<span class="ff1">PLC<span class="_ _1"> </span></span></span>客户端通信实例分析</div><div class="t m0 x1 h2 yc ff1 fs0 fc0 sc0 ls0 ws0">1.<span class="_ _2"> </span>TCP/UDP<span class="_ _1"> </span><span class="ff2">通讯模式</span></div><div class="t m0 x1 h2 yd ff2 fs0 fc0 sc0 ls0 ws0">在<span class="_ _0"> </span><span class="ff1">PLC<span class="_ _1"> </span></span>客户端通信中<span class="ff4">，</span>常见的通讯模式包括<span class="_ _0"> </span><span class="ff1">mudbustcp<span class="ff4">（</span></span>模拟数据破坏连接<span class="ff4">）<span class="ff3">、<span class="ff1">modbusRTU</span></span>（</span>基于</div><div class="t m0 x1 h2 ye ff1 fs0 fc0 sc0 ls0 ws0">Modbus<span class="_ _1"> </span><span class="ff2">协议的串行通讯<span class="ff4">）</span>等<span class="ff3">。</span>这些通讯模式可以实现<span class="_ _0"> </span></span>PLC<span class="_ _1"> </span><span class="ff2">与上位机之间的数据传输和远程控制<span class="ff3">。</span></span></div><div class="t m0 x1 h2 yf ff4 fs0 fc0 sc0 ls0 ws0">（<span class="ff1">1</span>）<span class="ff1">mudbustcp</span>：<span class="ff2">这是一种模拟数据破坏连接的方式</span>，<span class="ff2">通过这种方式可以避免直接建立<span class="_ _0"> </span><span class="ff1">TCP<span class="_ _1"> </span></span>连接带</span></div><div class="t m0 x1 h2 y10 ff2 fs0 fc0 sc0 ls0 ws0">来的开销和复杂性<span class="ff3">。</span>在需要快速传输数据的情况下<span class="ff4">，<span class="ff1">mudbustcp<span class="_ _1"> </span></span></span>是一种有效的通讯方式<span class="ff3">。</span></div><div class="t m0 x1 h2 y11 ff4 fs0 fc0 sc0 ls0 ws0">（<span class="ff1">2</span>）<span class="ff1">modbusRTU</span>：<span class="ff1">Modbus<span class="_ _1"> </span><span class="ff2">是一种广泛应用的串行通信协议</span></span>，<span class="ff2">它可以实现设备之间的数据交换和远</span></div><div class="t m0 x1 h2 y12 ff2 fs0 fc0 sc0 ls0 ws0">程控制<span class="ff3">。</span>在<span class="_ _0"> </span><span class="ff1">PLC<span class="_ _1"> </span></span>客户端通信中<span class="ff4">，<span class="ff1">modbusRTU<span class="_ _1"> </span></span></span>能够实现对工业设备的远程监控和控制<span class="ff3">。</span></div><div class="t m0 x1 h2 y13 ff1 fs0 fc0 sc0 ls0 ws0">2.<span class="_ _2"> </span>PRI<span class="_ _1"> </span><span class="ff2">组件集成与应用</span></div><div class="t m0 x1 h2 y14 ff2 fs0 fc0 sc0 ls0 ws0">为了实现多种<span class="_ _0"> </span><span class="ff1">PLC<span class="_ _1"> </span></span>通信集成<span class="ff4">，</span>已有<span class="_ _0"> </span><span class="ff1">PRI<span class="_ _1"> </span></span>组件被封装成可直接接入工程的组件<span class="ff3">。</span>这些<span class="_ _0"> </span><span class="ff1">PRI<span class="_ _1"> </span></span>组件已经包</div><div class="t m0 x1 h2 y15 ff2 fs0 fc0 sc0 ls0 ws0">含了原有基类的封装<span class="ff4">，</span>可以简化集成过程<span class="ff4">，</span>提高开发效率<span class="ff3">。</span>这样<span class="ff4">，</span>工程师们可以更轻松地接入多种</div><div class="t m0 x1 h2 y16 ff1 fs0 fc0 sc0 ls0 ws0">PLC<span class="_ _1"> </span><span class="ff2">通信接口<span class="ff4">，</span>满足不同的通信需求<span class="ff3">。</span></span></div><div class="t m0 x1 h2 y17 ff2 fs0 fc0 sc0 ls0 ws0">四<span class="ff3">、</span>集成优化与优化方案</div><div class="t m0 x1 h2 y18 ff1 fs0 fc0 sc0 ls0 ws0">1.<span class="_ _2"> </span><span class="ff2">集成优化策略</span></div></div><div class="pi" data-data='{"ctm":[1.568627,0.000000,0.000000,1.568627,0.000000,0.000000]}'></div></div>