void ready(void)
{
	P0 = 0xff ;          // Set port as input
	P0MDOUT   = 0x7F;    // Switch P0.7 alone to Open Drain
	LCD_RS   = 0;
	LCD_R_W  = 1;

	while (LCD_BUSY)
 	{
  	  LCD_ENB = 0;
	  LCD_ENB = 1;
        }
        P0MDOUT   = 0xFF;    // Revert back to P0 as Push Pull
 }