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 <title><![CDATA[QQ2440在linux下怎么设置GPIO的中断触发方 ..]]></title>
 <link><![CDATA[http://121.40.142.80/read.php?tid=2919]]></link>
 <description><![CDATA[Latest 20 replies of QQ2440在linux下怎么设置GPIO的中断触发方 ..]]></description>
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 <title><![CDATA[回 1楼(kasim) 的帖子]]></title>
 <description><![CDATA[err = request_irq(button_irqs[i].irq, buttons_interrupt, IRQF_DISABLED, button_irqs[i].name, (void *)&amp;button_irqs[i]);

set_irq_type(button_irqs[i].irq, IRQF_TRIGGER_FALLING);

斑竹大人，这样设置中断方式，是不是即设成了快速中断，又设置成了下降沿触发了么？]]></description>
 <link><![CDATA[http://121.40.142.80/read.php?tid=2919#272782]]></link>
 <author><![CDATA[elliot1106]]></author>
 <category><![CDATA[Linux技术交流区]]></category>
 <pubdate><![CDATA[Fri, 04 Apr 2014 02:26:13 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[谢谢版主！]]></description>
 <link><![CDATA[http://121.40.142.80/read.php?tid=2919#9558]]></link>
 <author><![CDATA[bluewarrior]]></author>
 <category><![CDATA[Linux技术交流区]]></category>
 <pubdate><![CDATA[Fri, 04 Sep 2009 06:45:28 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[可以用set_irq_type(), 这是2.6.29里的实现

/**
 *&nbsp;&nbsp;&nbsp;&nbsp;set_irq_type - set the irq trigger type for an irq
 *&nbsp;&nbsp;&nbsp;&nbsp;@irq:&nbsp;&nbsp;&nbsp;&nbsp;irq number
 *&nbsp;&nbsp;&nbsp;&nbsp;@type:&nbsp;&nbsp;&nbsp;&nbsp;IRQ_TYPE_{LEVEL,EDGE}_* value - see include/linux/irq ..]]></description>
 <link><![CDATA[http://121.40.142.80/read.php?tid=2919#9545]]></link>
 <author><![CDATA[kasim]]></author>
 <category><![CDATA[Linux技术交流区]]></category>
 <pubdate><![CDATA[Fri, 04 Sep 2009 03:23:12 +0000]]></pubdate>
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