想让设备工作一段时间后进入睡眠状态 请问从哪里设置 还有把设备从睡眠状态唤醒如何设置
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可以使用睡眠定时器或其他外部中断将其唤醒
可以参考http://www.mcuzone.com/bbs/read.php?tid=10796