Example Arduino + LCD

lcd_example.c

#include <LiquidCrystal.h>

LiquidCrystal lcd(12, 11, 5, 4, 3, 2);

void setup()
{
    // Set the size of the display
    lcd.begin(16, 2);
    // Print out some text
    lcd.print("This is a really long line.");
    // Move the cursor
    // lcd.setCursor(4, 1);
    // lcd.print("foo");
}

int n = 0;
void loop()
{
    // scroll the whole display
    lcd.scrollDisplayLeft();
    delay(500);
    // countdown in the bottom left corner
    // lcd.setCursor(0, 1);
    // lcd.print(n);
    // delay(1000);
    // n++;
}