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 <title><![CDATA[三菱的MODBUS通信问题]]></title>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1464375.html]]></link>
 <description><![CDATA[Latest 50 replies of 三菱的MODBUS通信问题]]></description>
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 <title><![CDATA[]]></title>
 <description><![CDATA[三菱FX3系全部支持MODBUS&nbsp;&nbsp;FX1 FX2系全部停产!]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1464375#1636807.html]]></link>
 <author><![CDATA[cwxok]]></author>
 <category><![CDATA[三菱工控论坛]]></category>
 <pubdate><![CDATA[Sun, 11 Jan 2015 07:51:45 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[三菱通信不好搞]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1464375#1636157.html]]></link>
 <author><![CDATA[广东基业工人]]></author>
 <category><![CDATA[三菱工控论坛]]></category>
 <pubdate><![CDATA[Fri, 09 Jan 2015 02:00:40 +0000]]></pubdate>
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 <description><![CDATA[需要加三菱的RS485通讯模块，然后仔细阅读MODBUS-RTU的通讯协议，也就是报文格式，用三菱的无顺序通讯协议按照RTU的报文格式写就行了。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1464375#1635875.html]]></link>
 <author><![CDATA[泡桐树]]></author>
 <category><![CDATA[三菱工控论坛]]></category>
 <pubdate><![CDATA[Thu, 08 Jan 2015 04:27:46 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[建议用3U，2N写CRC计算很麻烦，不想3U有现成指令可用]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1464375#1635744.html]]></link>
 <author><![CDATA[poorwer]]></author>
 <category><![CDATA[三菱工控论坛]]></category>
 <pubdate><![CDATA[Wed, 07 Jan 2015 13:28:33 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[楼上说的对啊]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1464375#1635592.html]]></link>
 <author><![CDATA[走天下]]></author>
 <category><![CDATA[三菱工控论坛]]></category>
 <pubdate><![CDATA[Wed, 07 Jan 2015 06:19:42 +0000]]></pubdate>
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<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[要加个FX2N-485-BD
使用RS指令来写]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1464375#1607917.html]]></link>
 <author><![CDATA[gkrj998]]></author>
 <category><![CDATA[三菱工控论坛]]></category>
 <pubdate><![CDATA[Mon, 06 Oct 2014 15:47:08 +0000]]></pubdate>
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<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[你要加个FX2N-485-BD
使用RS指令来写
网络上可以下载到的]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1464375#1607700.html]]></link>
 <author><![CDATA[dasheng9811]]></author>
 <category><![CDATA[三菱工控论坛]]></category>
 <pubdate><![CDATA[Sun, 05 Oct 2014 15:49:25 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[三菱想搞妈的爸死通信很麻烦，也是时候出专用的集成指令了]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1464375#1607614.html]]></link>
 <author><![CDATA[山大王]]></author>
 <category><![CDATA[三菱工控论坛]]></category>
 <pubdate><![CDATA[Sun, 05 Oct 2014 07:42:21 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[[quote]引用第5楼s463814113于2014-08-28 10:42发表的&nbsp;&nbsp;:
称重模块用modbus，plc用无协议通信，你要读寄存器0x0019时，plc向称重模块发0x01（plc站地址）0x03（modbus读指令）0x00 0x19（寄存器地址）0x00 0x01（一位数据16bit）0xXX 0xXX（CRC校验码），称重模块返回0x01 0x03 0x02 0xXX 0xXX（寄存器数据）0x ..]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1464375#1597870.html]]></link>
 <author><![CDATA[cropse]]></author>
 <category><![CDATA[三菱工控论坛]]></category>
 <pubdate><![CDATA[Thu, 28 Aug 2014 06:18:43 +0000]]></pubdate>
</item>
<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[称重模块用modbus，plc用无协议通信，你要读寄存器0x0019时，plc向称重模块发0x01（plc站地址）0x03（modbus读指令）0x00 0x19（寄存器地址）0x00 0x01（一位数据16bit）0xXX 0xXX（CRC校验码），称重模块返回0x01 0x03 0x02 0xXX 0xXX（寄存器数据）0xYY 0xYY（CRC校验码）]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1464375#1597820.html]]></link>
 <author><![CDATA[s463814113]]></author>
 <category><![CDATA[三菱工控论坛]]></category>
 <pubdate><![CDATA[Thu, 28 Aug 2014 02:42:19 +0000]]></pubdate>
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<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[[quote]引用第2楼myjma于2014-08-27 20:29发表的&nbsp;&nbsp;:
FX2N不支持MODBUS,可以用无协议（用RS指令）
[/quote]


就是用自由口协议，RS485通信吧，如果我想读取MODBUS的寄存器例如（测量值对应的寄存器为0X0019）通过RS指令怎样读取这个数个数值，称序怎样写]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1464375#1597789.html]]></link>
 <author><![CDATA[cropse]]></author>
 <category><![CDATA[三菱工控论坛]]></category>
 <pubdate><![CDATA[Thu, 28 Aug 2014 01:47:48 +0000]]></pubdate>
</item>
<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[就是用自由口协议，RS485通信吧，如果我想读取MODBUS的寄存器例如（测量值对应的寄存器为0X0019）通过RS指令怎样读取这个数个数值，称序怎样写]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1464375#1597788.html]]></link>
 <author><![CDATA[cropse]]></author>
 <category><![CDATA[三菱工控论坛]]></category>
 <pubdate><![CDATA[Thu, 28 Aug 2014 01:46:20 +0000]]></pubdate>
</item>
<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[FX2N不支持MODBUS,可以用无协议（用RS指令）]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1464375#1597684.html]]></link>
 <author><![CDATA[myjma]]></author>
 <category><![CDATA[三菱工控论坛]]></category>
 <pubdate><![CDATA[Wed, 27 Aug 2014 12:29:41 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[[s:39]]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1464375#1597650.html]]></link>
 <author><![CDATA[cropse]]></author>
 <category><![CDATA[三菱工控论坛]]></category>
 <pubdate><![CDATA[Wed, 27 Aug 2014 10:06:45 +0000]]></pubdate>
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