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 <title><![CDATA[这个单字节变成双字节，怎样理解？]]></title>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1418304.html]]></link>
 <description><![CDATA[Latest 50 replies of 这个单字节变成双字节，怎样理解？]]></description>
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 <description><![CDATA[嗯！楼上正解
单字节无符号数值范围：0-FF (VB)
单字无符号数值范围：0-FFFF:(VW)
双字无符号数值范围：0-FFFFFFFF(VD)]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1418304#1402935.html]]></link>
 <author><![CDATA[醉湮邃虞]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Tue, 15 Jan 2013 17:05:16 +0000]]></pubdate>
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 <description><![CDATA[这就是字的传送，那有双字，双字是VD,不是VW]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1418304#1401870.html]]></link>
 <author><![CDATA[jpwmg]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Sun, 13 Jan 2013 11:56:26 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[16进制FFFF不就是2进制1111111111111111，数数是16位吗？16位不就是字（VW）吗？]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1418304#1401577.html]]></link>
 <author><![CDATA[明维修]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Sat, 12 Jan 2013 11:37:34 +0000]]></pubdate>
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