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 <title><![CDATA[编码器 问题]]></title>
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 <description><![CDATA[Latest 50 replies of 编码器 问题]]></description>
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 <description><![CDATA[8位绝对值的怎么判断正反呀]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1540307#1754715.html]]></link>
 <author><![CDATA[yxn1681988]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Wed, 23 Mar 2016 09:35:10 +0000]]></pubdate>
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<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[謝各位大神解]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1540307#1754610.html]]></link>
 <author><![CDATA[a2014303]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Wed, 23 Mar 2016 06:02:56 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[谢谢&nbsp;&nbsp;问题已经解决。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1540307#1754521.html]]></link>
 <author><![CDATA[xueshan]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Wed, 23 Mar 2016 03:02:48 +0000]]></pubdate>
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 <description><![CDATA[M8246－－M8255，减计数为ON，加计数为OFF，监控特殊继电器，就知道正转反转。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1540307#1753293.html]]></link>
 <author><![CDATA[tingfenghu]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sun, 20 Mar 2016 01:17:53 +0000]]></pubdate>
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 <description><![CDATA[帮帮忙？]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1540307#1753289.html]]></link>
 <author><![CDATA[xueshan]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sun, 20 Mar 2016 00:33:27 +0000]]></pubdate>
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 <description><![CDATA[相差90度，速度30khz&nbsp;&nbsp;&nbsp;&nbsp;plc运行速度达不到，不稳定。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1540307#1752971.html]]></link>
 <author><![CDATA[xueshan]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 18 Mar 2016 13:02:14 +0000]]></pubdate>
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 <description><![CDATA[plc怎样才知道这个数是增大还是减小？]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1540307#1752970.html]]></link>
 <author><![CDATA[xueshan]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 18 Mar 2016 12:59:43 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[1楼2楼正解]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1540307#1752109.html]]></link>
 <author><![CDATA[大鹏展翅168]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Wed, 16 Mar 2016 08:28:27 +0000]]></pubdate>
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 <description><![CDATA[A B 相正交计数，A相超前B相90度电角度为加计数，A相滞后B相90度电角度为减计数]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1540307#1752042.html]]></link>
 <author><![CDATA[weisongyuan]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Wed, 16 Mar 2016 06:26:54 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[编码器就A和B相计数，假如将A相接在Y0,B相接在Y1
在程序中写出高速计数程序，计数值增大可能正转，反之可能反转，在于个人设置]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1540307#1751998.html]]></link>
 <author><![CDATA[zhj3637067]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Wed, 16 Mar 2016 04:27:11 +0000]]></pubdate>
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