As part of my project this semester I needed to be able to control some RGB LEDs using a ping sensor. For my project I wanted my LEDs to fade through colors but when someone got too close to the project I wanted the LEDs to turn red and stay red as long as the person or object was too close. For thi...By: kyofanatic1
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from Instructables: exploring http://ift.tt/1yOnpma
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