<?xml version="1.0" encoding="gbk"?>
<rss version="2.0">
<channel>
 <title><![CDATA[测速问题]]></title>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-88482.html]]></link>
 <description><![CDATA[Latest 50 replies of 测速问题]]></description>
 <copyright><![CDATA[Copyright(C) 工控人家园]]></copyright>
 <generator><![CDATA[www.ymmfa.com]]></generator>
 <lastBuildDate><![CDATA[Thu, 16 Apr 2026 23:53:03 +0000]]></lastBuildDate>
  <image>
 <url><![CDATA[images/rss.gif]]></url>
 <title><![CDATA[工控人家园]]></title>
 <link><![CDATA[http://www.ymmfa.com]]></link>
 <description><![CDATA[工控人家园]]></description>
  </image>
<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[楼上正解，同意啊，呵呵，自己定时就可以了 啊]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-88482#920211.html]]></link>
 <author><![CDATA[guafa58]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 03 Dec 2010 10:45:43 +0000]]></pubdate>
</item>
<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[高速计数器定时中断，读取数据，接着高速计数器复位，则可得到单位时间脉冲数，或用SPD指令]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-88482#920091.html]]></link>
 <author><![CDATA[qdlsc]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 03 Dec 2010 08:09:57 +0000]]></pubdate>
</item>
<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[台达PLC有测速指令SPD]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-88482#917935.html]]></link>
 <author><![CDATA[lgy1114]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Wed, 01 Dec 2010 01:37:36 +0000]]></pubdate>
</item>
<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[谢谢啦
我说的是T法的时钟脉冲信号是多少,]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-88482#917413.html]]></link>
 <author><![CDATA[sudazhan]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Tue, 30 Nov 2010 09:34:34 +0000]]></pubdate>
</item>
<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[例如：N--编码器每转脉冲数，M--所捕捉到的脉冲数，T--设定的时间（S），n--速度
n=M*60/T*N，如果是4倍频，就是n=M*60/T*N*4=n=M*15/T*N]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-88482#916331.html]]></link>
 <author><![CDATA[lxhwawa]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Mon, 29 Nov 2010 05:51:06 +0000]]></pubdate>
</item>
</channel></rss>