Interfacing: How to Make an Arduino Uno UltraSonic Range Finder!

A range finder is a device used to find the distance from a point to the nearest obstacle. This device uses ultrasonic technology to measure the distance. You can consider it like an electronic, hassle-free version of a measuring tape with a measuring range of 2cm to 400cm and an accuracy of 1cm. Typical applications for an Arduino ultrasonic range finder include parking sensors, obstacle warning systems, l ...

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