Detecting Obstacles and Warning - Arduino UNO and Ultrasonic

This is tutorial to help you understand ultrasonic and buzzer and go deeper into learning Arduino, follow these steps and give me feedback. THINGS USED IN THIS PROJECT 1. Test Board2. Ultrasonic sensor 3. +5V buzzer 4. Male to male pins 5. Arduino uno board Tools and materials are shown in the pi...By: Iriyanto10Continue Reading »

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