It works!

School/vg1/Dataelektronikk/Ultrasonic Distance.ino

@@ -0,0 +1,33 @@
+#include <NewPing.h>
+#include <Wire.h>
+#include <LiquidCrystal_I2C.h>
+
+LiquidCrystal_I2C lcd(0x3F, 2, 1, 0, 4, 5, 6, 7, 3, POSITIVE);
+NewPing sonar(13,12);
+
+void setup()
+{
+  lcd.begin(16,2);
+  
+  for(int i = 0; i< 3; i++)
+  {
+    lcd.backlight();
+    delay(250);
+    lcd.noBacklight();
+    delay(250);
+  }
+  
+  lcd.backlight();
+  
+  lcd.setCursor(0,0);
+  lcd.print("Distance in cm");
+}
+
+void loop()
+{
+  lcd.setCursor(0,1);
+  lcd.print("   ");
+  lcd.setCursor(0,1);
+  lcd.print(sonar.ping_cm());
+  delay(50);
+}