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 <title><![CDATA[PLS&nbsp;&nbsp; PLF&nbsp;&nbsp;分别有什 ..]]></title>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-101168.html]]></link>
 <description><![CDATA[Latest 50 replies of PLS&nbsp;&nbsp; PLF&nbsp;&nbsp;分别有什 ..]]></description>
 <copyright><![CDATA[Copyright(C) 工控人家园]]></copyright>
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 <lastBuildDate><![CDATA[Tue, 12 May 2026 20:58:48 +0000]]></lastBuildDate>
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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[xiexiexuxu]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-101168#1020616.html]]></link>
 <author><![CDATA[zouxianmei]]></author>
 <category><![CDATA[三菱工控论坛]]></category>
 <pubdate><![CDATA[Wed, 20 Apr 2011 01:32:50 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[看来大家都是高手]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-101168#1020211.html]]></link>
 <author><![CDATA[aarr8]]></author>
 <category><![CDATA[三菱工控论坛]]></category>
 <pubdate><![CDATA[Tue, 19 Apr 2011 12:03:15 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[1楼讲的楼主应该明白。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-101168#1019423.html]]></link>
 <author><![CDATA[zjl140519903]]></author>
 <category><![CDATA[三菱工控论坛]]></category>
 <pubdate><![CDATA[Mon, 18 Apr 2011 14:05:46 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[我曾经也不明白，试验一下很清楚]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-101168#1015946.html]]></link>
 <author><![CDATA[薛璐瑶]]></author>
 <category><![CDATA[三菱工控论坛]]></category>
 <pubdate><![CDATA[Thu, 14 Apr 2011 10:52:02 +0000]]></pubdate>
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 <description><![CDATA[PLS是上升沿脉冲输出指令，是指在一个扫描周期内，从OFF变为接通的时候只输出一次，接通多次也不会输出，，，PLF也是同样，只是在下降沿脉冲输出时才有效。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-101168#1014018.html]]></link>
 <author><![CDATA[gz000525]]></author>
 <category><![CDATA[三菱工控论坛]]></category>
 <pubdate><![CDATA[Tue, 12 Apr 2011 05:22:35 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[上升沿，和下降沿啊]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-101168#1013797.html]]></link>
 <author><![CDATA[tntn_009]]></author>
 <category><![CDATA[三菱工控论坛]]></category>
 <pubdate><![CDATA[Tue, 12 Apr 2011 01:30:52 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[例如：LD X0 PLS M0即为当X0的上升沿到来时，M0输出一个扫描周期的脉冲，PLF则相反]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-101168#1009836.html]]></link>
 <author><![CDATA[ysheng9099]]></author>
 <category><![CDATA[三菱工控论坛]]></category>
 <pubdate><![CDATA[Thu, 07 Apr 2011 09:18:46 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[上升沿，和下降沿啊]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-101168#1009784.html]]></link>
 <author><![CDATA[mjy1986]]></author>
 <category><![CDATA[三菱工控论坛]]></category>
 <pubdate><![CDATA[Thu, 07 Apr 2011 08:17:53 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[前沿微分和后延微分啊]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-101168#1009158.html]]></link>
 <author><![CDATA[王春茂]]></author>
 <category><![CDATA[三菱工控论坛]]></category>
 <pubdate><![CDATA[Wed, 06 Apr 2011 12:20:00 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[分别是上升沿和下降沿接通一个扫描周期的时间]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-101168#1008627.html]]></link>
 <author><![CDATA[wu32u2]]></author>
 <category><![CDATA[三菱工控论坛]]></category>
 <pubdate><![CDATA[Wed, 06 Apr 2011 01:09:43 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[一个上升沿，一个是下降沿触发]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-101168#1007836.html]]></link>
 <author><![CDATA[落叶333]]></author>
 <category><![CDATA[三菱工控论坛]]></category>
 <pubdate><![CDATA[Mon, 04 Apr 2011 23:41:07 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[和LDP&nbsp;&nbsp;LDF是相同的功能]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-101168#1007834.html]]></link>
 <author><![CDATA[xiongjinwen]]></author>
 <category><![CDATA[三菱工控论坛]]></category>
 <pubdate><![CDATA[Mon, 04 Apr 2011 23:39:56 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[我之前也有误会过。多理解下就可以了。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-101168#1007781.html]]></link>
 <author><![CDATA[lixianpeng]]></author>
 <category><![CDATA[三菱工控论坛]]></category>
 <pubdate><![CDATA[Mon, 04 Apr 2011 16:11:32 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[PLS是上升沿脉冲输出指令，在从OFF变为接通的时候输出一次，
PLF是下降沿脉冲输出指令，在从接通变为OFF的时候，接通一次。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-101168#1007674.html]]></link>
 <author><![CDATA[guochunyi]]></author>
 <category><![CDATA[三菱工控论坛]]></category>
 <pubdate><![CDATA[Mon, 04 Apr 2011 13:58:01 +0000]]></pubdate>
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