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 <title><![CDATA[指令请教]]></title>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1422092.html]]></link>
 <description><![CDATA[Latest 50 replies of 指令请教]]></description>
 <copyright><![CDATA[Copyright(C) 工控人家园]]></copyright>
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 <lastBuildDate><![CDATA[Sat, 18 Apr 2026 02:33:03 +0000]]></lastBuildDate>
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 <title><![CDATA[工控人家园]]></title>
 <link><![CDATA[http://www.ymmfa.com]]></link>
 <description><![CDATA[工控人家园]]></description>
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<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[版主讲的很清楚。。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1422092#1426979.html]]></link>
 <author><![CDATA[liuqiang1986]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Wed, 03 Apr 2013 01:56:04 +0000]]></pubdate>
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<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[看过...]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1422092#1426768.html]]></link>
 <author><![CDATA[yuanyong]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Tue, 02 Apr 2013 12:33:39 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[15娄和我理解的一样。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1422092#1426611.html]]></link>
 <author><![CDATA[金玉峰]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Tue, 02 Apr 2013 05:02:51 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[新手路过]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1422092#1426359.html]]></link>
 <author><![CDATA[782281242]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Mon, 01 Apr 2013 13:09:32 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[M13.0或M13.1有一个通电，M0.3有输出]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1422092#1426307.html]]></link>
 <author><![CDATA[lubo19880712]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Mon, 01 Apr 2013 12:06:43 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[简单点，就是可以用另外一种方式表达]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1422092#1426220.html]]></link>
 <author><![CDATA[yyshjjy]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Mon, 01 Apr 2013 08:33:22 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[说明：地址后面是状态值在（）里标示。
状态：
1）M13.0(0)+M13.1(1)=M0.3(1)
2）M13.0(1)+M13.1(0)=M0.3(1)
3）M13.0(0)+M13.1(0)=M0.3(0)
4）M13.0(1)+M13.1(1)=M0.3(1)]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1422092#1424058.html]]></link>
 <author><![CDATA[wwcwwc]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Wed, 27 Mar 2013 02:02:55 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[看到这里确实有一种无助和无奈，无语。
not指令它的意思是将前面运算的结果“取”反。也可以理解楼上说的在数字电路中常用的“非”门。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1422092#1424057.html]]></link>
 <author><![CDATA[wwcwwc]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Wed, 27 Mar 2013 01:57:15 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[NOT 取反 ，&nbsp;&nbsp;和非门一个意思。&nbsp;&nbsp; 把NOT去掉时候通和不通 ，这两种情况对调下就行了]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1422092#1423344.html]]></link>
 <author><![CDATA[136299093]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Mon, 25 Mar 2013 08:45:27 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[我们不讲通与不通了。
当
M13.0和M13.1任何一个状态为ON时，
M0.3就会置ON。
这样可以理解了？
不理解上机看程序运行状态]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1422092#1420847.html]]></link>
 <author><![CDATA[sjm213]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Tue, 19 Mar 2013 03:20:08 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[有点晕了，哪一个是对的呢]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1422092#1420828.html]]></link>
 <author><![CDATA[wsk01712]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Tue, 19 Mar 2013 02:44:19 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[要使M0.3通，取反前的状态要为0，也就是前面2个任意一个不通或者都不通！]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1422092#1420564.html]]></link>
 <author><![CDATA[zcm20247726]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Mon, 18 Mar 2013 09:08:39 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[前面任意一个不通，或者两个都不通，后面就通。
5楼下确

这是正解]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1422092#1420559.html]]></link>
 <author><![CDATA[sanlihu]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Mon, 18 Mar 2013 09:01:08 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[与后取反，楼上正解]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1422092#1420218.html]]></link>
 <author><![CDATA[shliudejun]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Sun, 17 Mar 2013 08:54:10 +0000]]></pubdate>
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<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[前面通，后面就不通，前面不通，后面就通！前面任意一个不通，或者两个都不通，后面就通。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1422092#1420215.html]]></link>
 <author><![CDATA[月泽]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Sun, 17 Mar 2013 08:39:20 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[M13.0和M13.1任何一个通，M0.3都会通]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1422092#1420190.html]]></link>
 <author><![CDATA[sjm213]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Sun, 17 Mar 2013 07:13:45 +0000]]></pubdate>
</item>
<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[M0.3写错了]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1422092#1420169.html]]></link>
 <author><![CDATA[wsk01712]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Sun, 17 Mar 2013 06:30:04 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[是M13.0通加上M13.1通，M3.0才通不，是这样取反的吗]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1422092#1420168.html]]></link>
 <author><![CDATA[wsk01712]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Sun, 17 Mar 2013 06:29:26 +0000]]></pubdate>
</item>
<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[M3.0是什么时候通呢]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1422092#1420167.html]]></link>
 <author><![CDATA[wsk01712]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Sun, 17 Mar 2013 06:27:57 +0000]]></pubdate>
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