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 <title><![CDATA[怎么驱动七段显示]]></title>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1371784.html]]></link>
 <description><![CDATA[Latest 50 replies of 怎么驱动七段显示]]></description>
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 <description><![CDATA[楼上说的4个输出点(Y0-Y3)就可以显示一位。8可以用Y3表示，Y3只能点亮七段中的一段呀。那么8怎么显示？表示和显示不一样吧。不是要七个输出点都亮才能显示吗。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1371784#1246864.html]]></link>
 <author><![CDATA[matengfei]]></author>
 <category><![CDATA[三菱工控论坛]]></category>
 <pubdate><![CDATA[Fri, 13 Apr 2012 16:53:43 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[楼上都是高人。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1371784#1246624.html]]></link>
 <author><![CDATA[linyi]]></author>
 <category><![CDATA[三菱工控论坛]]></category>
 <pubdate><![CDATA[Fri, 13 Apr 2012 08:43:10 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[LS正解 Y0到Y7可以显示 两位数了 厂家生产的数码管也不一样有的额需要BCD转换 有的直接赋值就OK]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1371784#1246598.html]]></link>
 <author><![CDATA[andushuai]]></author>
 <category><![CDATA[三菱工控论坛]]></category>
 <pubdate><![CDATA[Fri, 13 Apr 2012 08:04:01 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[不用那么多，Y0-Y3就够了.]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1371784#1246293.html]]></link>
 <author><![CDATA[jacoliang]]></author>
 <category><![CDATA[三菱工控论坛]]></category>
 <pubdate><![CDATA[Fri, 13 Apr 2012 00:03:50 +0000]]></pubdate>
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