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Video 27: Measuring Distanc¶
Learn how to use an ultrasonic sensor with an ESP32 microcontroller for accurate distance measurement and trigger actions based on distance thresholds.
Ultrasonic Sensor Basics: Understand how ultrasonic sensors work by emitting waves and measuring their reflection for distance calculation.
Documentation Reference: Access the documentation on docs.sunFounder.com for setup guidance for the ESP32 and ultrasonic sensor.
Ultrasonic Sensor Specifications: Learn about the HC-SR04 ultrasonic sensor’s specifications, including pin configuration and operating parameters.
Wiring Configuration: Follow instructions to correctly wire the ultrasonic sensor to the ESP32 microcontroller for seamless integration.
Code Explanation: Dive into the code explanation for interfacing with the ultrasonic sensor, including initializing pins and calculating distance from time measurements.
Practical Demonstration: Witness a practical demonstration of distance measurement using the setup, including accuracy verification and triggering actions based on predefined distance thresholds.
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