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 <title><![CDATA[向大家请教一个关于网络通讯控制的问题]]></title>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-129951.html]]></link>
 <description><![CDATA[Latest 50 replies of 向大家请教一个关于网络通讯控制的问题]]></description>
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 <title><![CDATA[]]></title>
 <description><![CDATA[路过，学习学习！]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-129951#1181068.html]]></link>
 <author><![CDATA[yehuang]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Mon, 12 Dec 2011 01:28:51 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[学习学习,,]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-129951#1181049.html]]></link>
 <author><![CDATA[lhb12345678]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Mon, 12 Dec 2011 01:07:35 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[下位机 应该都支持MODBUS协议吧 
 如果这样的话，你看松下有没有MODBUS通信模块，三菱公司有。直接用指令，不需要写报文和校验。
&nbsp;&nbsp;如果自由通信的话，那你得写忙死了。太多了。如果只是个写速度就完了，也就无所谓了]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-129951#1181043.html]]></link>
 <author><![CDATA[ha741852]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Mon, 12 Dec 2011 00:53:43 +0000]]></pubdate>
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 <description><![CDATA[[s:39]&nbsp;&nbsp;[s:39]&nbsp;&nbsp;[s:39] 我现在统一用485和MODBUS协议通讯 但是我发现用松下PLC编程很麻烦 很不好编，要是所有电机都能用PC-LINK通讯就好了。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-129951#1179500.html]]></link>
 <author><![CDATA[z4131246]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Thu, 08 Dec 2011 23:59:44 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[假如通信口2个或者更多的话
伺服可以走松下自己的协议，步进、变频器走modbus协议。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-129951#1179143.html]]></link>
 <author><![CDATA[hanqin]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Thu, 08 Dec 2011 07:25:19 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[学习学习,,]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-129951#1179123.html]]></link>
 <author><![CDATA[qiaobusi]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Thu, 08 Dec 2011 07:11:09 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[路过!]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-129951#1179112.html]]></link>
 <author><![CDATA[llllll]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Thu, 08 Dec 2011 06:59:30 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[[s:28]]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-129951#1179096.html]]></link>
 <author><![CDATA[gyk1988]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Thu, 08 Dec 2011 06:37:40 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[[s:28]&nbsp;&nbsp;[s:28]&nbsp;&nbsp;[s:28] 路过]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-129951#1179077.html]]></link>
 <author><![CDATA[sport1988]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Thu, 08 Dec 2011 06:27:43 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[路过.]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-129951#1178870.html]]></link>
 <author><![CDATA[ghooy]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Thu, 08 Dec 2011 01:14:16 +0000]]></pubdate>
</item>
<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[路过学习学习]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-129951#1178760.html]]></link>
 <author><![CDATA[tty]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Wed, 07 Dec 2011 14:04:45 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[路过。 [s:26]]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-129951#1178477.html]]></link>
 <author><![CDATA[子丑寅卯9]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Wed, 07 Dec 2011 06:05:53 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[我看只能走485 方式 MUDBUS协议了.
 楼主都都选好型了,没什么其它选择了.]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-129951#1178295.html]]></link>
 <author><![CDATA[ha741852]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Wed, 07 Dec 2011 02:20:36 +0000]]></pubdate>
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