newping ultrasonic code
// Created BY ZOUARI mehdi
// NewPing ultrasonic sensor arduino
#include <Arduino.h>
#include <NewPing.h>
#define TRIGGER_PIN 12
#define ECHO_PIN 11
#define MAX_DISTANCE 200
NewPing sonar(TRIGGER_PIN, ECHO_PIN, MAX_DISTANCE);
void setup()
{
Serial.begin(115200);
}
void loop()
{
delay(50);
Serial.print("Ping: ");
Serial.print(sonar.ping_cm());
Serial.println("cm");
}