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 <title><![CDATA[S7-200通讯问题]]></title>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1637691.html]]></link>
 <description><![CDATA[Latest 50 replies of S7-200通讯问题]]></description>
 <copyright><![CDATA[Copyright(C) 工控人家园]]></copyright>
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 <lastBuildDate><![CDATA[Fri, 17 Apr 2026 08:03:06 +0000]]></lastBuildDate>
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 <description><![CDATA[Win7 32位系统有Com口，Win7 64bit的就没有COM口了]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1637691#1948436.html]]></link>
 <author><![CDATA[shangbinhou]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Sun, 14 Jan 2018 05:56:04 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[试试这个[url]https://wenku.baidu.com/view/0e0492cf5122aaea998fcc22bcd126fff7055d99.html?qq-pf-to=pcqq.c2c[/url]]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1637691#1947921.html]]></link>
 <author><![CDATA[湛蓝小尔]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Thu, 11 Jan 2018 03:48:54 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[应该是系统的问题&nbsp;&nbsp;]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1637691#1938788.html]]></link>
 <author><![CDATA[辛勤蜜蜂]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Sat, 02 Dec 2017 11:12:29 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[装一下驱动]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1637691#1938442.html]]></link>
 <author><![CDATA[52819057user]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Fri, 01 Dec 2017 03:40:21 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[一直都是usb转232，什么都一样，但我同事电脑可以，我的不行，难道要重装系统]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1637691#1938205.html]]></link>
 <author><![CDATA[大家记得]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Thu, 30 Nov 2017 05:32:52 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[插上usp转232线就显示了]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1637691#1938178.html]]></link>
 <author><![CDATA[农民儿子]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Thu, 30 Nov 2017 03:37:21 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[就我这台电脑显示没有，之前都有的]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1637691#1938171.html]]></link>
 <author><![CDATA[大家记得]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Thu, 30 Nov 2017 03:24:43 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[电脑要有COM口才可以的。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1637691#1938141.html]]></link>
 <author><![CDATA[guochunyi]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Thu, 30 Nov 2017 02:11:42 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[重装软件都还是那样，在同事电脑安装了软件，它的就有COM选择，也下载了程序。可能我的电脑系统有问题，麻烦！]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1637691#1938115.html]]></link>
 <author><![CDATA[大家记得]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Thu, 30 Nov 2017 01:16:46 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[是应该有的，估计软件安装问题]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1637691#1936530.html]]></link>
 <author><![CDATA[文杰工控学习]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Thu, 23 Nov 2017 05:40:03 +0000]]></pubdate>
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