Tinee9: DIY Drone Avoidance Sensor
Tinee9 is back with another quick tutorial. This tutorial will talk about the HC-SR04 Ultrasonic sensor, how to use it with arduino, and how it could be used for Drone obstacle avoidance and landing. Tutorial Difficulty: Beginner Drones and Environment Sensing DJI Mavic Air has 6 visual sensor an...By: Tiny9
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[original story: Instructables]