File content as of revision 1:e6f698c0d7af:

#include "mbed.h"
#include "TextLCD.h"

TextLCD lcd(p15, p16, p17, p18, p19, p20, TextLCD::LCD16x2);

int cur = 0;
int mov = 1;

char smile[] = {0,0,10,0,17,14,0,0};
char tongue[] = {0,0,10,0,17,14,2,0};
char hello[] = {4,12,30,31,17,17,14,0};
char comey[] = {0,0,30,31,21,17,14,0};

int main()
{
    lcd.createChar(0, smile);
    lcd.createChar(1, hello);
    lcd.createChar(2, comey);
    lcd.createChar(7, tongue);
    while(1)
    {
        lcd.clear();
        lcd.setCursor(cur,0);
        lcd.printf("BELLO");
        lcd.setCursor(0,1);
        lcd.putc(0);
        lcd.setCursor(4,1);
        lcd.putc(1);
        cur = cur + mov;
        if(cur >= 11 || cur <= 0)
            mov = -mov;
        wait(1);

        lcd.clear();
        lcd.setCursor(cur,0);
        lcd.printf("BELLO");
        lcd.setCursor(0,1);
        lcd.putc(7);
        lcd.setCursor(4,1);
        lcd.putc(2);
        cur = cur + mov;
        if(cur >= 11 || cur <= 0)
            mov = -mov; 
        wait(1);
    }
}