Interfacing 16*2 LCD display with Arduino

1#include <LiquidCrystal.h>
2/* Create object named lcd of the class  LiquidCrystal */
3LiquidCrystal lcd(13, 12, 11, 10, 9, 8, 7, 6, 5, 4, 3);	/*  For 8-bit mode */
4//LiquidCrystal lcd(13, 12, 11, 6, 5, 4, 3);	/* For 4-bit  mode */
5
6unsigned char Character1[8] = { 0x04, 0x1F, 0x11, 0x11, 0x1F, 0x1F,  0x1F, 0x1F };	/* Custom Character 1 */
7unsigned char Character2[8] = { 0x01,  0x03, 0x07, 0x1F, 0x1F, 0x07, 0x03, 0x01 };	/* Custom Character 2 */
8
9void  setup() {
10  lcd.begin(16,2);	/* Initialize 16x2 LCD */
11  lcd.clear();	/*  Clear the LCD */
12  lcd.createChar(0, Character1);	/* Generate custom character  */
13  lcd.createChar(1, Character2);
14}
15
16void loop() {
17  lcd.setCursor(0,0);	/*  Set cursor to column 0 row 0 */
18  lcd.print("Hello!!!!");	/* Print data on  display */
19  lcd.setCursor(0,1);  
20  lcd.write(byte(0));	/* Write a character  to display */
21  lcd.write(1);
22}
23