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 <title><![CDATA[PLC每扫描一次程序，局部变量就会被清空么]]></title>
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 <description><![CDATA[Latest 50 replies of PLC每扫描一次程序，局部变量就会被清空么]]></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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 <title><![CDATA[]]></title>
 <description><![CDATA[系统模拟 能发脉冲吗？]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1653883#1990432.html]]></link>
 <author><![CDATA[wgxg1988]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 03 Aug 2018 14:49:52 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[只要不断电，不让PLC重启，重新赋值，数据都会保留，断电保持的寄存器数据一直都在]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1653883#1990224.html]]></link>
 <author><![CDATA[libenlong]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 03 Aug 2018 02:00:43 +0000]]></pubdate>
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 <description><![CDATA[这个要看PLC类型。西门子这PLC临时变量赋值，每个周期都重新分配存储区，&nbsp;&nbsp;所以会改变存储区， 解决方案是输入输出变量给临时变量赋值。&nbsp;&nbsp;日系的编译后的地址是固定的， 所以 变量值不会清空，程序不改变之前会保持， 祝你好运。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1653883#1990202.html]]></link>
 <author><![CDATA[flyfeky]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 03 Aug 2018 01:17:45 +0000]]></pubdate>
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 <description><![CDATA[1楼正解 [s:21]&nbsp;&nbsp;[s:21]&nbsp;&nbsp;[s:21]]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1653883#1990197.html]]></link>
 <author><![CDATA[17010054343]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 03 Aug 2018 00:57:40 +0000]]></pubdate>
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 <description><![CDATA[不会。局部变量只是在局部使用。并不每次清空]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1653883#1990113.html]]></link>
 <author><![CDATA[安川电机]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Thu, 02 Aug 2018 08:58:22 +0000]]></pubdate>
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