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 <title><![CDATA[一个关于VB跟欧姆龙PLC通信的问题]]></title>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1540746.html]]></link>
 <description><![CDATA[Latest 50 replies of 一个关于VB跟欧姆龙PLC通信的问题]]></description>
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 <title><![CDATA[工控人家园]]></title>
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 <description><![CDATA[VB.NET和C#的源代码，一个是串口，一个是以太网的：
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使用说明：[url=http://blog.sina.com.cn/s/blog_16d7d3ecb0102x3qi.html]http://blog.sina.com.cn/s/blog_16d7d3ecb0102x3qi.html[/url]
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 <link><![CDATA[http://www.ymmfa.com/read-gktid-1540746#1866231.html]]></link>
 <author><![CDATA[吾志所向]]></author>
 <category><![CDATA[欧姆龙工控论坛]]></category>
 <pubdate><![CDATA[Sat, 25 Feb 2017 06:47:08 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[批量读取是极好的.但是局限性就出来了.]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1540746#1765181.html]]></link>
 <author><![CDATA[dujiang100]]></author>
 <category><![CDATA[欧姆龙工控论坛]]></category>
 <pubdate><![CDATA[Thu, 21 Apr 2016 08:48:38 +0000]]></pubdate>
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 <description><![CDATA[然而VB6是单线程的.
 [s:39]]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1540746#1765179.html]]></link>
 <author><![CDATA[dujiang100]]></author>
 <category><![CDATA[欧姆龙工控论坛]]></category>
 <pubdate><![CDATA[Thu, 21 Apr 2016 08:47:06 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[线程 批量读取]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1540746#1762942.html]]></link>
 <author><![CDATA[shuangyu]]></author>
 <category><![CDATA[欧姆龙工控论坛]]></category>
 <pubdate><![CDATA[Thu, 14 Apr 2016 15:20:03 +0000]]></pubdate>
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 <description><![CDATA[&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;如果用HostLink通讯，FINS指令，上位机要等待PLC某些步骤准备好，就要上位机监控PLC某位是否是设定值，那就需要不断循环地发读指令，这时候串口一直在工作，上位机程序一直调用串口函数，这样会显得很繁忙，整个程序的资源都被串口收发给占用了，程序经常处在假死状态。这样的程序显 ..]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1540746#1762655.html]]></link>
 <author><![CDATA[xyzenter]]></author>
 <category><![CDATA[欧姆龙工控论坛]]></category>
 <pubdate><![CDATA[Thu, 14 Apr 2016 03:32:28 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[2015年一个项目写的 工控机 与OMRON CP1H串口通讯, 使用FAINS 能够稳定的读写数据；]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1540746#1762441.html]]></link>
 <author><![CDATA[shuangyu]]></author>
 <category><![CDATA[欧姆龙工控论坛]]></category>
 <pubdate><![CDATA[Wed, 13 Apr 2016 10:20:07 +0000]]></pubdate>
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 <description><![CDATA[Public Class OmronFins
&nbsp;&nbsp;&nbsp;&nbsp;Dim WithEvents OmronPLC As New System.IO.Ports.SerialPort
&nbsp;&nbsp;&nbsp;&nbsp;Dim WithEvents T1 As New Timer
&nbsp;&nbsp;&nbsp;&nbsp;Dim MLog As New MyFB.RunErrLog


&nbsp;&nbsp;&nbsp;&nbsp;&#39;&#39;&#39; &lt;summary&gt;
&nbsp;&nbsp;&nbsp;&nbsp;& ..]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1540746#1762438.html]]></link>
 <author><![CDATA[shuangyu]]></author>
 <category><![CDATA[欧姆龙工控论坛]]></category>
 <pubdate><![CDATA[Wed, 13 Apr 2016 10:17:03 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[Use for Fins TCP/IP.]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1540746#1759720.html]]></link>
 <author><![CDATA[zhou5245]]></author>
 <category><![CDATA[欧姆龙工控论坛]]></category>
 <pubdate><![CDATA[Wed, 06 Apr 2016 14:02:31 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[可以用FINS tcp/ip]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1540746#1758651.html]]></link>
 <author><![CDATA[mylinden]]></author>
 <category><![CDATA[欧姆龙工控论坛]]></category>
 <pubdate><![CDATA[Sun, 03 Apr 2016 15:39:23 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[不用PLC发,上位机不断的读取就可以了.FINS协议是最好的.在运行时可以对PLC进行读,写操作.HOSTLINK在PLC运行时可以读,但要写入必须把PLC改成监控模式,太烦.]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1540746#1757868.html]]></link>
 <author><![CDATA[dujiang100]]></author>
 <category><![CDATA[欧姆龙工控论坛]]></category>
 <pubdate><![CDATA[Fri, 01 Apr 2016 02:16:39 +0000]]></pubdate>
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 <description><![CDATA[&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;FINS通讯命令，0401可以让PLC进入运行/监控模式，0402可以让PLC进入停止模式。
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;实测用0402让PLC停止后还可以用0101和0102对DM区进行读写。
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;另：串口的hostlink模式FINS命令只能上位机控制PLC，PLC无法主动 ..]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1540746#1756403.html]]></link>
 <author><![CDATA[xyzenter]]></author>
 <category><![CDATA[欧姆龙工控论坛]]></category>
 <pubdate><![CDATA[Mon, 28 Mar 2016 07:19:03 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[研究了几天,终于明白,FINS协议也可以通过串口和PLC通信上 [s:21]]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1540746#1755679.html]]></link>
 <author><![CDATA[dujiang100]]></author>
 <category><![CDATA[欧姆龙工控论坛]]></category>
 <pubdate><![CDATA[Sat, 26 Mar 2016 01:45:12 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[将PLC的运行模式改为监控模式就行了!]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1540746#1754778.html]]></link>
 <author><![CDATA[tkggtdkjpl]]></author>
 <category><![CDATA[欧姆龙工控论坛]]></category>
 <pubdate><![CDATA[Wed, 23 Mar 2016 13:29:09 +0000]]></pubdate>
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