C#上位机，台达DVP系列modbus485通信例子 例子简单易看懂 自己写的程序
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C#上位机，台达DVP系列modbus485通信例子。例子简单易看懂。自己写的程序。 <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/90274044/2/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/90274044/bg1.jpg"/><div class="t m0 x1 h2 y1 ff1 fs0 fc0 sc0 ls0 ws0">标题<span class="ff2">：<span class="ff3">C#</span></span>上位机实现台达<span class="_ _0"> </span><span class="ff3">DVP<span class="_ _1"> </span></span>系列<span class="_ _0"> </span><span class="ff3">Modbus485<span class="_ _1"> </span></span>通信的示例</div><div class="t m0 x1 h2 y2 ff1 fs0 fc0 sc0 ls0 ws0">摘要<span class="ff2">：</span>本文将介绍如何使用<span class="_ _0"> </span><span class="ff3">C#</span>编写一个简单易懂的上位机程序<span class="ff2">，</span>实现与台达<span class="_ _0"> </span><span class="ff3">DVP<span class="_ _1"> </span></span>系列<span class="_ _0"> </span><span class="ff3">PLC<span class="_ _1"> </span></span>的</div><div class="t m0 x1 h2 y3 ff3 fs0 fc0 sc0 ls0 ws0">Modbus485<span class="_ _1"> </span><span class="ff1">通信<span class="ff4">。</span>通过该示例<span class="ff2">，</span>读者可以对<span class="_ _0"> </span></span>C#<span class="ff1">上位机的开发以及<span class="_ _0"> </span></span>Modbus<span class="_ _1"> </span><span class="ff1">通信协议有一个初步认识</span></div><div class="t m0 x1 h2 y4 ff2 fs0 fc0 sc0 ls0 ws0">，<span class="ff1">并能快速上手实现自己的程序<span class="ff4">。</span></span></div><div class="t m0 x1 h2 y5 ff3 fs0 fc0 sc0 ls0 ws0">1.<span class="_ _2"> </span><span class="ff1">引言</span></div><div class="t m0 x1 h2 y6 ff1 fs0 fc0 sc0 ls0 ws0">在工业自动化领域<span class="ff2">，</span>上位机作为人机交互的重要界面<span class="ff2">，</span>起到了控制<span class="ff4">、</span>监控<span class="ff4">、</span>数据处理等关键作用<span class="ff4">。</span>而</div><div class="t m0 x1 h2 y7 ff3 fs0 fc0 sc0 ls0 ws0">Modbus<span class="_ _1"> </span><span class="ff1">通信协议则是一种常用于工业设备之间数据传输的协议<span class="ff2">，</span>它简单可靠<span class="ff2">，</span>并且易于实现<span class="ff4">。</span>本文</span></div><div class="t m0 x1 h2 y8 ff1 fs0 fc0 sc0 ls0 ws0">将结合<span class="_ _0"> </span><span class="ff3">C#</span>编程语言<span class="ff2">，</span>展示如何使用<span class="_ _0"> </span><span class="ff3">C#</span>编写上位机程序<span class="ff2">，</span>实现与台达<span class="_ _0"> </span><span class="ff3">DVP<span class="_ _1"> </span></span>系列<span class="_ _0"> </span><span class="ff3">PLC<span class="_ _1"> </span></span>的<span class="_ _0"> </span><span class="ff3">Modbus485<span class="_ _1"> </span></span>通</div><div class="t m0 x1 h2 y9 ff1 fs0 fc0 sc0 ls0 ws0">信<span class="ff4">。</span></div><div class="t m0 x1 h2 ya ff3 fs0 fc0 sc0 ls0 ws0">2.<span class="_ _2"> </span><span class="ff1">环境搭建</span></div><div class="t m0 x1 h2 yb ff1 fs0 fc0 sc0 ls0 ws0">在开始编写上位机程序之前<span class="ff2">，</span>我们首先需要搭建开发环境<span class="ff4">。</span>具体步骤如下<span class="ff2">：</span></div><div class="t m0 x1 h2 yc ff3 fs0 fc0 sc0 ls0 ws0">1)<span class="_ _2"> </span><span class="ff1">安装<span class="_ _0"> </span></span>Visual Studio<span class="_ _1"> </span><span class="ff1">开发工具<span class="ff2">，</span>并确保安装了<span class="_ _0"> </span></span>C#<span class="ff1">相关的组件<span class="ff4">。</span></span></div><div class="t m0 x1 h2 yd ff3 fs0 fc0 sc0 ls0 ws0">2)<span class="_ _2"> </span><span class="ff1">配置<span class="_ _0"> </span></span>Modbus485<span class="_ _1"> </span><span class="ff1">通信所需的硬件设备<span class="ff2">，</span>包括台达<span class="_ _0"> </span></span>DVP<span class="_ _1"> </span><span class="ff1">系列<span class="_ _0"> </span></span>PLC<span class="ff4">、</span>RS485<span class="_ _1"> </span><span class="ff1">通信模块等<span class="ff4">。</span></span></div><div class="t m0 x1 h2 ye ff3 fs0 fc0 sc0 ls0 ws0">3. <span class="ff1">实现<span class="_ _0"> </span></span>Modbus485<span class="_ _1"> </span><span class="ff1">通信</span></div><div class="t m0 x1 h2 yf ff1 fs0 fc0 sc0 ls0 ws0">为了实现与台达<span class="_ _0"> </span><span class="ff3">DVP<span class="_ _1"> </span></span>系列<span class="_ _0"> </span><span class="ff3">PLC<span class="_ _1"> </span></span>的<span class="_ _0"> </span><span class="ff3">Modbus485<span class="_ _1"> </span></span>通信<span class="ff2">，</span>我们需要先了解一些基本概念和步骤<span class="ff2">，</span>如下所</div><div class="t m0 x1 h2 y10 ff1 fs0 fc0 sc0 ls0 ws0">示<span class="ff2">：</span></div><div class="t m0 x1 h2 y11 ff3 fs0 fc0 sc0 ls0 ws0">1)<span class="_ _2"> </span>Modbus<span class="_ _1"> </span><span class="ff1">协议<span class="ff2">：</span>简单介绍<span class="_ _0"> </span></span>Modbus<span class="_ _1"> </span><span class="ff1">协议的基本格式和通信原理<span class="ff4">。</span></span></div><div class="t m0 x1 h2 y12 ff3 fs0 fc0 sc0 ls0 ws0">2)<span class="_ _2"> </span>RS485<span class="_ _1"> </span><span class="ff1">通信<span class="ff2">：</span>配置<span class="_ _0"> </span></span>RS485<span class="_ _1"> </span><span class="ff1">通信模块的参数<span class="ff2">，</span>并实现与<span class="_ _0"> </span></span>PLC<span class="_ _1"> </span><span class="ff1">之间的物理连接<span class="ff4">。</span></span></div><div class="t m0 x1 h2 y13 ff3 fs0 fc0 sc0 ls0 ws0">3)<span class="_ _2"> </span><span class="ff1">编写<span class="_ _0"> </span></span>C#<span class="ff1">程序<span class="ff2">：</span>使用<span class="_ _0"> </span></span>C#<span class="ff1">编程语言<span class="ff2">，</span>通过串口通信库实现与<span class="_ _0"> </span></span>PLC<span class="_ _1"> </span><span class="ff1">的数据交互<span class="ff4">。</span></span></div><div class="t m0 x1 h2 y14 ff3 fs0 fc0 sc0 ls0 ws0">4)<span class="_ _2"> </span><span class="ff1">读取<span class="_ _0"> </span></span>PLC<span class="_ _1"> </span><span class="ff1">数据<span class="ff2">：</span>编写程序代码<span class="ff2">，</span>实现从<span class="_ _0"> </span></span>PLC<span class="_ _1"> </span><span class="ff1">中读取数据的操作<span class="ff4">。</span></span></div><div class="t m0 x1 h2 y15 ff3 fs0 fc0 sc0 ls0 ws0">5)<span class="_ _2"> </span><span class="ff1">写入<span class="_ _0"> </span></span>PLC<span class="_ _1"> </span><span class="ff1">数据<span class="ff2">：</span>编写程序代码<span class="ff2">，</span>实现向<span class="_ _0"> </span></span>PLC<span class="_ _1"> </span><span class="ff1">中写入数据的操作<span class="ff4">。</span></span></div><div class="t m0 x1 h2 y16 ff3 fs0 fc0 sc0 ls0 ws0">4. <span class="ff1">示例程序</span></div><div class="t m0 x1 h2 y17 ff1 fs0 fc0 sc0 ls0 ws0">在本节中<span class="ff2">，</span>将给出一个简单易懂的<span class="_ _0"> </span><span class="ff3">C#</span>示例程序<span class="ff2">，</span>帮助读者更好地理解如何实现<span class="_ _0"> </span><span class="ff3">Modbus485<span class="_ _1"> </span></span>通信<span class="ff4">。</span>示</div><div class="t m0 x1 h2 y18 ff1 fs0 fc0 sc0 ls0 ws0">例程序包括以下功能<span class="ff2">：</span></div><div class="t m0 x1 h2 y19 ff3 fs0 fc0 sc0 ls0 ws0">1)<span class="_ _2"> </span><span class="ff1">与台达<span class="_ _0"> </span></span>DVP<span class="_ _1"> </span><span class="ff1">系列<span class="_ _0"> </span></span>PLC<span class="_ _1"> </span><span class="ff1">建立连接</span></div><div class="t m0 x1 h2 y1a ff3 fs0 fc0 sc0 ls0 ws0">2)<span class="_ _2"> </span><span class="ff1">读取<span class="_ _0"> </span></span>PLC<span class="_ _1"> </span><span class="ff1">中的寄存器数据</span></div><div class="t m0 x1 h2 y1b ff3 fs0 fc0 sc0 ls0 ws0">3)<span class="_ _2"> </span><span class="ff1">写入数据到<span class="_ _0"> </span></span>PLC<span class="_ _1"> </span><span class="ff1">的寄存器中</span></div><div class="t m0 x1 h2 y1c ff3 fs0 fc0 sc0 ls0 ws0">5. <span class="ff1">总结</span></div><div class="t m0 x1 h2 y1d ff1 fs0 fc0 sc0 ls0 ws0">通过本文的介绍<span class="ff2">，</span>读者可以了解到如何使用<span class="_ _0"> </span><span class="ff3">C#</span>编写上位机程序<span class="ff2">，</span>实现与台达<span class="_ _0"> </span><span class="ff3">DVP<span class="_ _1"> </span></span>系列<span class="_ _0"> </span><span class="ff3">PLC<span class="_ _1"> </span></span>的</div><div class="t m0 x1 h2 y1e ff3 fs0 fc0 sc0 ls0 ws0">Modbus485<span class="_ _1"> </span><span class="ff1">通信<span class="ff4">。</span>同时<span class="ff2">，</span>还能够了解到<span class="_ _0"> </span></span>Modbus<span class="_ _1"> </span><span class="ff1">协议的基本原理和通信步骤<span class="ff2">，</span>以及<span class="_ _0"> </span></span>RS485<span class="_ _1"> </span><span class="ff1">通信模块</span></div></div><div class="pi" data-data='{"ctm":[1.568627,0.000000,0.000000,1.568627,0.000000,0.000000]}'></div></div>