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Control an LED based on the range detected by an ultrasonic sensor
22
Jan, 25
// Define pinsconst int trigPin = 9; // Trigger pin
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Fade in the LED
22
Jan, 25
const int ledPin = 9; // PWM pin connected to
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Arduino program to control three LEDs
22
Jan, 25
// Defining LEDsint redLED = 2;int greenLED = 3;int blankLED
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