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 <title><![CDATA[大侠前辈们 谁能帮忙解决一下 快愁死的啦]]></title>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-135330.html]]></link>
 <description><![CDATA[Latest 50 replies of 大侠前辈们 谁能帮忙解决一下 快愁死的啦]]></description>
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 <title><![CDATA[工控人家园]]></title>
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 <description><![CDATA[工控人家园]]></description>
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 <description><![CDATA[既然能通信启停，就说明通信协议没有问题，问题在于报文内容及格式有否错误，详细看变频器说明书及例子。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-135330#1197706.html]]></link>
 <author><![CDATA[chen_0106]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 13 Jan 2012 02:24:41 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[通讯协议设定不对]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-135330#1197685.html]]></link>
 <author><![CDATA[wananjushi]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 13 Jan 2012 02:00:42 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[多谢师傅们留言&nbsp;&nbsp;&nbsp;&nbsp;我是个初学者&nbsp;&nbsp;&nbsp;&nbsp;望前辈们能加我QQ139358591&nbsp;&nbsp;&nbsp;&nbsp;帮忙分析一下&nbsp;&nbsp; 谢谢了]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-135330#1197657.html]]></link>
 <author><![CDATA[lianghuibin]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 13 Jan 2012 00:47:31 +0000]]></pubdate>
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 <description><![CDATA[可能是PLC与变频器通讯的报文设置问题，变频器调试软件里可以在线监视 PLC传送过来的控制字和速度字。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-135330#1197634.html]]></link>
 <author><![CDATA[lsxggxlt]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Thu, 12 Jan 2012 16:19:07 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[首先使用电脑和变频器通信能行不，若是行的话是你写通信程式的问题，若还是不行，就是变频的问题，我也遇到你的情况，不出名的牌子通信方面做得比较差。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-135330#1197591.html]]></link>
 <author><![CDATA[rockyhuo]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Thu, 12 Jan 2012 14:39:33 +0000]]></pubdate>
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 <description><![CDATA[它的说明书上有485通讯协议说明和例子。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-135330#1197584.html]]></link>
 <author><![CDATA[shi2999]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Thu, 12 Jan 2012 14:27:58 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[支持1樓!!]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-135330#1197556.html]]></link>
 <author><![CDATA[aa22284]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Thu, 12 Jan 2012 13:58:10 +0000]]></pubdate>
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 <description><![CDATA[那肯定数值设定不正确，仔细研究一下通讯协议。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-135330#1197543.html]]></link>
 <author><![CDATA[chenpingyg]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Thu, 12 Jan 2012 13:47:54 +0000]]></pubdate>
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