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 <title><![CDATA[S7-200与D700通讯连接，触摸屏与plc再怎么 ..]]></title>
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 <description><![CDATA[Latest 50 replies of S7-200与D700通讯连接，触摸屏与plc再怎么 ..]]></description>
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 <description><![CDATA[port0只能做主站，读取变频器参数；port1可设为从站，与触摸屏通讯。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1682857#2123230.html]]></link>
 <author><![CDATA[mhbxfys]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Thu, 04 Jun 2020 01:08:35 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[[quote]引用第3楼mhbxfys于2020-06-04 08:36发表的&#160;&#160;:
一个口做主站，另一个口做从站
[/quote]
请教老师:变频器只能接到PLC的Port0吗？还是接Port0、Port1都行？触摸屏接到PLC的哪个口？接哪个口都行吗？怎么设置？]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1682857#2123225.html]]></link>
 <author><![CDATA[aabbcc296]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Thu, 04 Jun 2020 00:53:34 +0000]]></pubdate>
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<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[一个口做主站，另一个口做从站]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1682857#2123211.html]]></link>
 <author><![CDATA[mhbxfys]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Thu, 04 Jun 2020 00:36:51 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[[quote]引用第1楼ajunn于2020-06-04 03:00发表的&nbsp;&nbsp;:
PLC与变频器通信做主站了，再与HMI要用另一个串口才行
[/quote] 
是CPU226CN，有2个串口，怎么设置呀？]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1682857#2123195.html]]></link>
 <author><![CDATA[aabbcc296]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Thu, 04 Jun 2020 00:00:22 +0000]]></pubdate>
</item>
<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[PLC与变频器通信做主站了，再与HMI要用另一个串口才行]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1682857#2123185.html]]></link>
 <author><![CDATA[ajunn]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Wed, 03 Jun 2020 19:00:57 +0000]]></pubdate>
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