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 <title><![CDATA[1200PLC与S7-200 CN MODBUS通讯的问题]]></title>
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 <description><![CDATA[Latest 50 replies of 1200PLC与S7-200 CN MODBUS通讯的问题]]></description>
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 <description><![CDATA[[s:28]谢谢指导，找到问题了，是我的读写指令重复调用了两次]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1721009#2239575.html]]></link>
 <author><![CDATA[王德位]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Mon, 22 Nov 2021 02:29:41 +0000]]></pubdate>
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 <description><![CDATA[读与写这间要有时间间隔。看MODBUS手册 
你命令发出，到接收有个时间， 还要间隔一个时间，再发另一条命令]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1721009#2239379.html]]></link>
 <author><![CDATA[tkggtdkjpl]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Sun, 21 Nov 2021 02:23:34 +0000]]></pubdate>
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