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 <title><![CDATA[求RS232 与RS485 DB9管脚定义图]]></title>
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 <description><![CDATA[Latest 50 replies of 求RS232 与RS485 DB9管脚定义图]]></description>
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 <description><![CDATA[我公司Siemens、AB、ABB的PLC和变频器都用到了 ，呵呵]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-91780#938430.html]]></link>
 <author><![CDATA[syb_shen]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Thu, 23 Dec 2010 00:06:02 +0000]]></pubdate>
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 <description><![CDATA[不同的设备，管脚不一样]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-91780#937675.html]]></link>
 <author><![CDATA[laz7906]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Wed, 22 Dec 2010 06:03:36 +0000]]></pubdate>
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 <description><![CDATA[大哥，看了你上传的几份资料，感觉你是用的西门子的PLC及变频器，我们公司也是主要用的西门子的产品。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-91780#937624.html]]></link>
 <author><![CDATA[469423209]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Wed, 22 Dec 2010 04:56:44 +0000]]></pubdate>
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