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A Light Dependent Resistor (LDR) controlled LED on an Arduino Uno microcontroller is a circuit that uses an LDR to sense the ambient light

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Arduino Sound Sensor Tutorial - How Sound Sensor works and How to Interface it with Arduino

Arduino: Light Sensor Triggers LED

Using an RFID sensor to blink an LED light – SENSING THE CITY

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How To Control WS2812B Individually Addressable LEDs using Arduino

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