esp/arduino/sketchdistanceSerial

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#include "Ultrasonic.h"
Ultrasonic ultrasonic(8,9); // Trig et Echo
void setup() {
Serial.begin(9600);
pinMode (11, OUTPUT);
pinMode (12, OUTPUT);
}
void loop () {
int dist = ultrasonic.Ranging(CM);
Serial.print(dist);
Serial.println(" cm");
delay(100);
}