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 <title><![CDATA[回 1楼(911gt3) 的帖子]]></title>
 <description><![CDATA[不太明白，能不能详细讲一下？]]></description>
 <link><![CDATA[http://121.40.142.80/read.php?tid=14155#105491]]></link>
 <author><![CDATA[灯下思绪]]></author>
 <category><![CDATA[Linux技术交流区]]></category>
 <pubdate><![CDATA[Tue, 26 Jul 2011 06:57:27 +0000]]></pubdate>
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 <description><![CDATA[50Mhz/50/16/1000 得到的是频率为1000时的计数值
频率应该是 50MHz / 50 / 16 / tcnt]]></description>
 <link><![CDATA[http://121.40.142.80/read.php?tid=14155#105489]]></link>
 <author><![CDATA[911gt3]]></author>
 <category><![CDATA[Linux技术交流区]]></category>
 <pubdate><![CDATA[Tue, 26 Jul 2011 06:54:30 +0000]]></pubdate>
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