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 <title><![CDATA[西门子最简单的单按钮启停]]></title>
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 <description><![CDATA[[quote]引用第7楼a888888于2012-04-01 14:09发表的&nbsp;&nbsp;:
这个对我们编程的没有太多的意义！
[/quote]
意义大了，比3线的启停，省三分之一的线，安装维护都方便。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-145158#1238931.html]]></link>
 <author><![CDATA[aabbcc296]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sun, 01 Apr 2012 11:23:20 +0000]]></pubdate>
</item>
<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[做子程序用]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-145158#1238759.html]]></link>
 <author><![CDATA[姜建军]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sun, 01 Apr 2012 06:15:36 +0000]]></pubdate>
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<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[这个对我们编程的没有太多的意义！]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-145158#1238754.html]]></link>
 <author><![CDATA[a888888]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sun, 01 Apr 2012 06:09:15 +0000]]></pubdate>
</item>
<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[把楼住的程序&nbsp;&nbsp;放在子程序里面，

把子程序名字 改成ALT&nbsp;&nbsp; 然后调用&nbsp;&nbsp;哈哈 [s:28]]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-145158#1238670.html]]></link>
 <author><![CDATA[月泽]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sun, 01 Apr 2012 03:10:28 +0000]]></pubdate>
</item>
<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[现在国外的设计都避免使用单按钮控制]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-145158#1238592.html]]></link>
 <author><![CDATA[a2103]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sun, 01 Apr 2012 01:37:48 +0000]]></pubdate>
</item>
<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[只有三菱和仿三菱的才有ALT指令，欧姆龙、西门子的没有。
Alternation]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-145158#1238557.html]]></link>
 <author><![CDATA[hanqin]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sun, 01 Apr 2012 01:07:46 +0000]]></pubdate>
</item>
<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[的确是很简单的例子]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-145158#1238363.html]]></link>
 <author><![CDATA[yaozg]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sat, 31 Mar 2012 12:23:55 +0000]]></pubdate>
</item>
<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[没有ALT？]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-145158#1238292.html]]></link>
 <author><![CDATA[444754848]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sat, 31 Mar 2012 10:52:28 +0000]]></pubdate>
</item>
<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[用计数器也简单 [s:21]]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-145158#1238290.html]]></link>
 <author><![CDATA[ufo6363]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sat, 31 Mar 2012 10:39:13 +0000]]></pubdate>
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