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 <title><![CDATA[mini2440如何 实现AD采集]]></title>
 <link><![CDATA[http://121.40.142.80/read.php?tid=21107]]></link>
 <description><![CDATA[Latest 20 replies of mini2440如何 实现AD采集]]></description>
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 <title><![CDATA[]]></title>
 <description><![CDATA[测试代码：
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;int fd = open(&quot;/dev/adc&quot;, O_RDWR);
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;if (fd &lt; 0) {
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;perror(&quot;open ADC device:&quo ..]]></description>
 <link><![CDATA[http://121.40.142.80/read.php?tid=21107#189431]]></link>
 <author><![CDATA[nonplus]]></author>
 <category><![CDATA[Linux技术交流区]]></category>
 <pubdate><![CDATA[Fri, 03 Aug 2012 02:22:08 +0000]]></pubdate>
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<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[1.把AIN0上电路的可调电阻去掉

2.修改驱动，用AIN1或AIN2来读取

PS：吐槽一下为啥驱动里面不做通道选择，不难吧……
static ssize_t s3c2410_adc_write(struct file *filp, const char *buffer, size_t count, loff_t *ppos)
{
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;unsigned long data;

&nbsp;&nbsp;&nbs ..]]></description>
 <link><![CDATA[http://121.40.142.80/read.php?tid=21107#189428]]></link>
 <author><![CDATA[nonplus]]></author>
 <category><![CDATA[Linux技术交流区]]></category>
 <pubdate><![CDATA[Fri, 03 Aug 2012 02:21:03 +0000]]></pubdate>
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