I am no electrician and spent only a few hours with my Arduino. Yesterday I just picked up a PIR Sensor and I'm not sure where to start connecting the PIR or any other sensor for that matter. The LED needed a resistor and I'm guessing my answer is somewhere in this description of the PIR quoted belo…

PIR Sensor - How do I connect it to the board

system June 19, 2011, 12:21pm 10

The PIR is connected to pin 3. What do you mean by turned it on?

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