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 <description><![CDATA[Latest 50 replies of S7-200与串口调试助手通讯问题]]></description>
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 <description><![CDATA[USB-485/422没有指定串口，所以串口调试软件与S7-200无法通信。]]></description>
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 <author><![CDATA[zhangqi_1234]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Sat, 04 Nov 2017 11:06:04 +0000]]></pubdate>
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