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Update sketchDistanceSerial-Ultrasonic.ino

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Cédric Abonnel 2022-05-15 22:01:27 +00:00
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// Ultrasonic - Library for HR-SC04 Ultrasonic Ranging Module.
// Rev.4 (06/2012) - J.Rodrigo ( www.jrodrigo.net ) - www.ardublog.com
// more info at https://www.abonnel.fr/electronique/lois-et-composants/500-capteur-de-distance-ultrasons#principe
#include "Ultrasonic.h"
#define echoPin 9 // attach pin D2 Arduino to pin Echo of HC-SR04