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 <title><![CDATA[200Smart MODBUS通讯问题]]></title>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1695293.html]]></link>
 <description><![CDATA[Latest 50 replies of 200Smart MODBUS通讯问题]]></description>
 <copyright><![CDATA[Copyright(C) 工控人家园]]></copyright>
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 <lastBuildDate><![CDATA[Mon, 13 Apr 2026 05:49:21 +0000]]></lastBuildDate>
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 <description><![CDATA[学习了，就是要给脉冲咯！]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1695293#2171587.html]]></link>
 <author><![CDATA[dzh832]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Mon, 08 Feb 2021 04:08:45 +0000]]></pubdate>
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 <description><![CDATA[[s:21]&nbsp;&nbsp;[s:21]&nbsp;&nbsp;[s:21]&nbsp;&nbsp;[s:21]]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1695293#2170274.html]]></link>
 <author><![CDATA[刘晓晨]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Mon, 01 Feb 2021 01:57:36 +0000]]></pubdate>
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 <link><![CDATA[http://www.ymmfa.com/read-gktid-1695293#2168759.html]]></link>
 <author><![CDATA[拂云客]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Mon, 25 Jan 2021 02:24:58 +0000]]></pubdate>
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 <description><![CDATA[用done位做循环比较好一点吧]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1695293#2167364.html]]></link>
 <author><![CDATA[龙海儿]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Sun, 17 Jan 2021 04:23:10 +0000]]></pubdate>
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 <description><![CDATA[同意，要把所有的MODBUS msg逐个轮询这样来操作，同时访问的话会一直卡住，也就是说你读到的值只是第一个扫描周期的值，后面都不会刷新的了
可以参考一下
[quote]引用第6楼13930228124于2021-01-15 10:25发表的&nbsp;&nbsp;:
MODBUS msg的使能端EN不能使用 SM0.0 ，每个时间点只能运行一个MSG指令
[/quote]]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1695293#2166931.html]]></link>
 <author><![CDATA[gk_乐一]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Fri, 15 Jan 2021 02:34:43 +0000]]></pubdate>
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 <description><![CDATA[MODBUS msg的使能端EN不能使用 SM0.0 ，每个时间点只能运行一个MSG指令]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1695293#2166924.html]]></link>
 <author><![CDATA[13930228124]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Fri, 15 Jan 2021 02:25:40 +0000]]></pubdate>
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 <description><![CDATA[楼上朋友，指导一下我的USS通讯问题啊，USS_CTRL和USS_RPM_R运行时，报错误代码2]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1695293#2166622.html]]></link>
 <author><![CDATA[ronkang]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Wed, 13 Jan 2021 13:19:26 +0000]]></pubdate>
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 <description><![CDATA[[url]http://www.ad.siemens.com.cn/productportal/prods/s7-200-smart-portal/200smarttop/smartsms/020.html[/url]]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1695293#2166620.html]]></link>
 <author><![CDATA[13821917697]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Wed, 13 Jan 2021 13:15:46 +0000]]></pubdate>
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 <description><![CDATA[哦哦 那得读了]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1695293#2166619.html]]></link>
 <author><![CDATA[13821917697]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Wed, 13 Jan 2021 13:15:04 +0000]]></pubdate>
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 <description><![CDATA[他这仪表是立方米的单位， 1.234m3,, 我要看公斤数,就是乘以1000,对吗,?所以要分开读,]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1695293#2166614.html]]></link>
 <author><![CDATA[liudong520]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Wed, 13 Jan 2021 12:18:59 +0000]]></pubdate>
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 <description><![CDATA[你这个图没截全啊，上面的看不到。 还有小数点后面的 不读不就好了]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1695293#2166610.html]]></link>
 <author><![CDATA[13821917697]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Wed, 13 Jan 2021 12:02:15 +0000]]></pubdate>
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