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 <title><![CDATA[LG的PLC和liyan的文本显示器通讯]]></title>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-132487.html]]></link>
 <description><![CDATA[Latest 50 replies of LG的PLC和liyan的文本显示器通讯]]></description>
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 <description><![CDATA[我用的235脚的线，连接不上，但我用编程的线，显示器和PLC连起来的时候会一直发出滴滴的声音，没画面。这是什么问题。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-132487#1186509.html]]></link>
 <author><![CDATA[xudexing]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Wed, 21 Dec 2011 00:16:48 +0000]]></pubdate>
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<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[这个通讯线是按照屏的通讯线去做]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-132487#1186323.html]]></link>
 <author><![CDATA[爱家爱china]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Tue, 20 Dec 2011 11:15:33 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[你的檢查一下接線，RS232的线有兩組，如果是用編程用的235腳和PLC的拨码开关無關，]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-132487#1186318.html]]></link>
 <author><![CDATA[huangyue]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Tue, 20 Dec 2011 11:07:11 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[通讯线对了吗？&nbsp;&nbsp; 
一般就是通讯线不对]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-132487#1186316.html]]></link>
 <author><![CDATA[爱家爱china]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Tue, 20 Dec 2011 11:02:52 +0000]]></pubdate>
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