Ultrasonic rangefinder module test & interface with microcontroller

2,507 views · Published 16 May 2017 · 11:51 · Indexed 20 September 2026

Channel: JohnAudioTech · 2017 · Science & Technology

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HC-SR04 ultrasonic rangefinder module for microcontroller projects.  In this video I test it out on the bench and interface it with a microcontroller to make an electronic ruler.
This is another item I purchased from Envistia Mall for $2.49
www.envistiamall.com