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 <title><![CDATA[请问mp277如何与两台S7200CPU进行通讯？]]></title>
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 <description><![CDATA[Latest 50 replies of 请问mp277如何与两台S7200CPU进行通讯？]]></description>
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 <description><![CDATA[EM277只能挂到一个CPU上，不能挂到两个CPU上，若想与两个CPU通讯，可以将EM277挂到1#CPU上，然后1#CPU再与2#CPU通过PPI进行通讯，两个CPU就可以间接的与EM277通讯了。]]></description>
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 <author><![CDATA[winner_pro]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Wed, 23 Jul 2008 06:20:40 +0000]]></pubdate>
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 <author><![CDATA[fdmengineer]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Wed, 23 Jul 2008 05:50:24 +0000]]></pubdate>
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