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![Overview | PIR Motion Sensor | Adafruit Learning System](https://www.iarticlesnet.com/pub/img/site/s_42.jpeg)
Overview | PIR Motion Sensor | Adafruit Learning System
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日期:2024-09-07
2014年1月28日 - PIR sensors allow you to sense motion, almost always used to detect whether a human has moved in or out of the sensors range. They are ......看更多