Arduino for Beginners - 2022 Complete Course - Get the Distance from an Obstacle

The video tutorial explains how to use an ultrasonic sensor to measure distances. It covers setting up the sensor, defining digital pins, and programming the sensor to read data without using delays. The tutorial also includes creating functions to trigger the sensor and calculate distances using the pulseIn function. The explanation of the distance formula is provided, along with practical testing of the sensor to measure distances accurately.

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