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 <title><![CDATA[S7-300和欧姆龙CP1H都有485通讯口可以通信 ..]]></title>
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 <description><![CDATA[呵呵，还没有看程序。不过您就打算做这两个点的控制，直接来个中间继电器控制IO点好了。用485通讯，您不是大材小用了么。。。。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-55312#718765.html]]></link>
 <author><![CDATA[sjm213]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 29 Jan 2010 16:07:10 +0000]]></pubdate>
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