In this section we will try to make a sensor lamp. Whensomeone passes by the sensor lamp, the LED will be automatically on. Of course, it will be off if nobody is around. We select PIR motion sensor in this example. It allows you to detect whether someone has moved in or out of the sensors range. It...By: gckulo
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from Instructables: exploring - technology - robots http://ift.tt/1DWPwm8
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