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 <title><![CDATA[s7-1200的plc与上位机工控机进行modbus通讯]]></title>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1661024.html]]></link>
 <description><![CDATA[Latest 50 replies of s7-1200的plc与上位机工控机进行modbus通讯]]></description>
 <copyright><![CDATA[Copyright(C) 工控人家园]]></copyright>
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 <lastBuildDate><![CDATA[Mon, 18 May 2026 20:27:26 +0000]]></lastBuildDate>
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 <title><![CDATA[工控人家园]]></title>
 <link><![CDATA[http://www.ymmfa.com]]></link>
 <description><![CDATA[工控人家园]]></description>
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<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[为啥不用OPC呢]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1661024#2017902.html]]></link>
 <author><![CDATA[各执一词]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Tue, 18 Dec 2018 07:04:34 +0000]]></pubdate>
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<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[二楼的控件是收费的，不可取]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1661024#2017888.html]]></link>
 <author><![CDATA[明月惊梦]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Tue, 18 Dec 2018 05:57:45 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[Modbus须要PLC编程配合，而且点数有限制，
可以看看这篇文章，PLC与PC通讯组件，不用PLC编程，没有点数限制
里面有PC与PLC通讯的范例代码：
[url]http://blog.sina.com.cn/s/blog_16d7d3ecb0102x1z5.html[/url]]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1661024#2017840.html]]></link>
 <author><![CDATA[吾志所向]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Tue, 18 Dec 2018 01:26:47 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[把你要访问的那些 数据&nbsp;&nbsp;放到一个数组里&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;然后modbus去访问那个数组]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1661024#2016959.html]]></link>
 <author><![CDATA[小八哥]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Thu, 13 Dec 2018 11:36:19 +0000]]></pubdate>
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