I bought a cheap PIR motion sensor from Ebay and I'm not sure how I should be wiring this thing up. I'm assuming 5v to +, Ground to -, and a digital input pin to "Out". Anyone have any idea if I should use a pullup/pulldown resistor? There is very little info to go along with the sensor, so I'm in t…

Cheap PIR motion sensor from Ebay wiring question

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