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 <title><![CDATA[RS232和RS422(485)插头（座）形状相同，如 ..]]></title>
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 <description><![CDATA[要看相关装置的说明书。

凭肉眼能分辨出来的是神！]]></description>
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 <author><![CDATA[sjm213]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 12 Nov 2010 08:49:01 +0000]]></pubdate>
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 <description><![CDATA[脚位、电平不一样，每个厂家做的也有区别！
RS232基本的有5、2、3三条线]]></description>
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 <author><![CDATA[jxh668]]></author>
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 <pubdate><![CDATA[Fri, 12 Nov 2010 07:45:15 +0000]]></pubdate>
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 <description><![CDATA[根据RS485与RS232的脚位图进行查看。

Regards]]></description>
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 <author><![CDATA[cvlsam]]></author>
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 <pubdate><![CDATA[Fri, 12 Nov 2010 04:49:50 +0000]]></pubdate>
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