Note: A compact analogue reflectance sensor such as the CNY70 was not used in the Arduino Uno experiments described. Instead, a homemade sensor was assembled using a single infrared LED (IR333C) and a ...

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6. Connect the infrared sensor's `GND` pin to the GND pin on the Arduino. 7. Connect the `OUT` pin of the infrared sensor to pin 8 on the Arduino. ## Working - The ultrasonic sensor measures the ...

Posted in Arduino Hacks Tagged arduino, ir, IRRemote, nano, Visual Basic ← Super Strong 3D Component Carbon Fiber Parts Classic Amplifier Reborn With Modern Transistors → ...

When a finger or other object touches the surface, it causes the IR light to scatter in many directions. Some of this light is directed down into the screen, towards an array of 64 IR sensors.