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 <title><![CDATA[300程序求指导]]></title>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1478852.html]]></link>
 <description><![CDATA[Latest 50 replies of 300程序求指导]]></description>
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 <description><![CDATA[除非你后面有重新赋值或重新写M86.1，在本次扫面结束之后及下次扫描更改M86.1之前，M86.1状态保持不变。
上升沿是上个周期的存储值与现扫描周期的值比较，前低后高输出1，其他都为0；所以没有其他更改命令时，到下个扫描周期执行该指令时，M86.1的值才会再次改变。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1478852#1662062.html]]></link>
 <author><![CDATA[wuwm_1974]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Mon, 27 Apr 2015 08:17:50 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[扫描到m86.0有上升沿输出m86.1]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1478852#1661891.html]]></link>
 <author><![CDATA[伤心欲绝]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Sun, 26 Apr 2015 15:48:24 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[&nbsp;&nbsp;&quot;M010_StrainDSM_Trigger_O&quot;&nbsp;&nbsp;上升沿&nbsp;&nbsp;&quot;M86.0&quot;输出&quot;M86.1&quot;]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1478852#1661458.html]]></link>
 <author><![CDATA[448416206]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Sat, 25 Apr 2015 04:40:59 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[[quote]引用第1楼z061403于2015-02-05 12:32发表的&nbsp;&nbsp;:
闪烁一下就没有了
[/quote]
但是我后面的程序里用到M68.1了]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1478852#1644027.html]]></link>
 <author><![CDATA[kokoper]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Thu, 05 Feb 2015 04:41:40 +0000]]></pubdate>
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<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[闪烁一下就没有了]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1478852#1644024.html]]></link>
 <author><![CDATA[z061403]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Thu, 05 Feb 2015 04:32:02 +0000]]></pubdate>
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