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 <title><![CDATA[帮我看看这个问题。mini2440板]]></title>
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 <description><![CDATA[Latest 20 replies of 帮我看看这个问题。mini2440板]]></description>
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 <description><![CDATA[while(1){
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; //若Kn为0(表示按下)，则令LEDn为0(表示点亮)
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; GPBDAT = ((GPGDAT &amp; 0x01) &lt;&lt; 5)&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;// GPG0-&gt;GPB5,左移5位
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nb ..]]></description>
 <link><![CDATA[http://121.40.142.80/read.php?tid=3588#12245]]></link>
 <author><![CDATA[d40man]]></author>
 <category><![CDATA[Linux技术交流区]]></category>
 <pubdate><![CDATA[Sun, 08 Nov 2009 14:22:42 +0000]]></pubdate>
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 <description><![CDATA[&nbsp;&nbsp;GPGCON &amp;= GPG0_in &amp; GPG3_in &amp; GPG5_in &amp; GPG6_in ;]]></description>
 <link><![CDATA[http://121.40.142.80/read.php?tid=3588#12244]]></link>
 <author><![CDATA[d40man]]></author>
 <category><![CDATA[Linux技术交流区]]></category>
 <pubdate><![CDATA[Sun, 08 Nov 2009 14:20:19 +0000]]></pubdate>
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 <description><![CDATA[* K1-K4对应GPG0、GPG3、GPG5、GPG6 

 // K1-K4对应的4根引脚设为输入 
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;GPGCON = GPG0_in &amp; GPG3_in &amp; GPG5_in &amp; GPG6_in ;]]></description>
 <link><![CDATA[http://121.40.142.80/read.php?tid=3588#12242]]></link>
 <author><![CDATA[embsyscn]]></author>
 <category><![CDATA[Linux技术交流区]]></category>
 <pubdate><![CDATA[Sun, 08 Nov 2009 13:21:27 +0000]]></pubdate>
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