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 <title><![CDATA[请教西门子S7-200的modbus的ASCII模式]]></title>
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 <description><![CDATA[Latest 50 replies of 请教西门子S7-200的modbus的ASCII模式]]></description>
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 <description><![CDATA[其实这个很简单,我写过西门子-ABB-三菱...RS485通讯,别管它是ASCII还是RTU,把要发送给
对方的资讯放在暂存器,一起发送出去就好,重点在ASCII是16进制码-LRC检验,RTU是2进制码-CRC检验,搞好就OK了...]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1423814#1427617.html]]></link>
 <author><![CDATA[vdadiv]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Thu, 04 Apr 2013 17:31:30 +0000]]></pubdate>
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 <description><![CDATA[找手册看看。 [s:21]]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1423814#1427317.html]]></link>
 <author><![CDATA[lqbzlqbz]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Wed, 03 Apr 2013 14:08:49 +0000]]></pubdate>
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