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 <title><![CDATA[S7-200与PC编程软件后无输出。]]></title>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1485405.html]]></link>
 <description><![CDATA[Latest 50 replies of S7-200与PC编程软件后无输出。]]></description>
 <copyright><![CDATA[Copyright(C) 工控人家园]]></copyright>
 <generator><![CDATA[www.ymmfa.com]]></generator>
 <lastBuildDate><![CDATA[Tue, 05 May 2026 00:20:01 +0000]]></lastBuildDate>
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 <title><![CDATA[工控人家园]]></title>
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 <description><![CDATA[工控人家园]]></description>
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 <description><![CDATA[没看明白出了什么问题]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1485405#1673844.html]]></link>
 <author><![CDATA[wjh110316]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Sun, 07 Jun 2015 12:57:24 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[为什么PLC没有运行？我已经将运行开关拨至：RUN状态。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1485405#1670947.html]]></link>
 <author><![CDATA[hanli007]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Thu, 28 May 2015 01:46:05 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[PLC可能没运行。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1485405#1670426.html]]></link>
 <author><![CDATA[guolibin]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Tue, 26 May 2015 08:11:57 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[10楼的观点很可能是正确的。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1485405#1670425.html]]></link>
 <author><![CDATA[hanli007]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Tue, 26 May 2015 08:01:42 +0000]]></pubdate>
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 <description><![CDATA[首先安装PPI通讯驱动，建立通讯，如果无法通讯PLC程序就没有了，很有可能通讯线有问题]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1485405#1670422.html]]></link>
 <author><![CDATA[榆树人]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Tue, 26 May 2015 07:47:32 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[我可以肯定地说我没有按下载键，并且我只是在安装USB-PC-PPI通信线缆的驱动时就出现了这种情况，而且驱动都没安装成功。只要把通信电缆连上哪台PLC，哪台PLC就出现这种情况，三台啊，我都不敢再试了！请高手详细地帮我分析一下原因。（我的PLC是S7-200的，编程软件是STEP7-SP9，通信线缆是USB-PC-PPI的）]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1485405#1670101.html]]></link>
 <author><![CDATA[hanli007]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Mon, 25 May 2015 07:11:01 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[你是不是按了下载键了]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1485405#1669996.html]]></link>
 <author><![CDATA[小菊花]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Mon, 25 May 2015 01:50:54 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[开关在运行位置，谢谢你的回复，没办法。送修了。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1485405#1669469.html]]></link>
 <author><![CDATA[hanli007]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Fri, 22 May 2015 09:49:57 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[看200的指示灯呢，还有就是开关拨在什么位置的。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1485405#1669439.html]]></link>
 <author><![CDATA[ljliuwei]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Fri, 22 May 2015 07:57:24 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[而在软件中如果按了下载键，软件会提示：向PLC传入程序的。而我是想执行“上载”的嘛。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1485405#1669418.html]]></link>
 <author><![CDATA[hanli007]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Fri, 22 May 2015 06:51:38 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[我与PLC 通讯都没有建立好？怎么可能出现按“下载”这个按钮呢？]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1485405#1669416.html]]></link>
 <author><![CDATA[hanli007]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Fri, 22 May 2015 06:46:48 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[你是不是按了下载键了？如果是的话，那恭喜你，PLC里面的程序没有了。 [s:21]]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1485405#1669231.html]]></link>
 <author><![CDATA[awfkfhv]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Thu, 21 May 2015 14:01:50 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[我用的编程软件是STEP-SP9，电脑是WIN7 64位系统。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1485405#1668300.html]]></link>
 <author><![CDATA[hanli007]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Tue, 19 May 2015 02:11:51 +0000]]></pubdate>
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