如何调用设置GPIO 驱动是在linux-2.6.32.17-psp03.01.01.39->GPIO文件夹里吗?如何调用?是用OPEN吗?有没例子?
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如何调用设置GPIO 驱动是在linux-2.6.32.17-psp03.01.01.39->GPIO文件夹里吗?如何调用?是用OPEN吗?有没例子?