Arduino 16x2 LCD Display with Distance Sensor

1//...............JehanKandy........................
2//...........www.jehankandy.com....................
3//........www.github.com/JehanKandy................
4
5//..............LCD   Display........................
6//..............I2C Module.........................
7
8
9
10//include   liquidCrystal_I2C.h and install 
11//Tools -> Manage Libraries and type liquidCrystal_I2C   then install
12
13#include <LiquidCrystal_I2C.h>
14
15//define I2C address......
16LiquidCrystal_I2C   lcd(0x27,16,2);
17
18
19//create veriables
20int trig = 2;
21int echo = 3;
22long   duretion, distance;
23
24void setup() {
25  pinMode(trig,OUTPUT);
26  pinMode(echo,INPUT);
27     
28  lcd.init();
29  lcd.clear();
30  lcd.backlight();
31
32  lcd.setCursor(2,0);
33   lcd.print("Distance");
34
35  lcd.setCursor(1,1);
36  lcd.print("UltraSonic");
37   delay(2000);
38  
39  lcd.clear();
40}
41
42void loop() {
43  digitalWrite(trig,HIGH);
44   delayMicroseconds(2);
45  digitalWrite(trig,LOW);
46  delayMicroseconds(10);
47   digitalWrite(trig,HIGH);
48
49  duretion = pulseIn(echo,HIGH);
50  distance   = (duretion/2)*0.0346;
51
52  lcd.setCursor(3,0);
53  lcd.print(distance);
54
55   lcd.setCursor(6,0);
56  lcd.print("cm");
57}
58
59//.........coded by :   JehanKandy....
60//...........Thank You..............
61