ニュース
In this paper, the Arduino based Intruder Detection System employing Rochelle Salt and Pyro-electric or Passive infrared (PIR) Sensor has been proposed. The proposed system employs Rochelle salt based ...
I think this binary sensor is supposed to indicate when the generator is actually running or not. I've never seen this binary sensor actually turn on. I can go outside and look at the LED on the ...
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