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by matter
Thu Apr 25, 2013 11:12 pm
Forum: Automation, sensing and robotics
Topic: Home Alarm System Retrofit - "Part Deux"
Replies: 26
Views: 27483

Re: Home Alarm System Retrofit - "Part Deux"

I'm taking a similar approach using RPi + python + postgres. So far I've wired up a few door switches and have it logging, but I'm not sure how to connect the motion sensors yet. As installed, the sensors are powered at 13.8V and return 6.7V when motion detected. I have zero hardware background, so ...

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