// Global Variables

const unsigned char MSG0[20] = "HW04Q3.c        ";

// Subroutine Declarations
#include <pic18.h>

// Subroutines
#include "lcd_portd.c"

// Main Routine

void main(void)
{
   unsigned int i, j;
   unsigned int ROLL;

   TRISA = 0;
   TRISB = 255;
   TRISC = 0;
   TRISD = 0;
   TRISE = 0;
   ADCON1 = 0x0F;

   LCD_Init();                  // initialize the LCD

   LCD_Move(0,0);  for (i=0; i<20; i++) LCD_Write(MSG0[i]);

   ROLL = 0;

   while(1){

   while(!RB0) {
      ROLL++;
      ROLL = (ROLL % 21);
	  if(RB0)
		break;
	}



    LCD_Move(1,0);       // Move to row #1, column #1
    LCD_Out(ROLL, 2, 0);  // 1 decimal place, 5 digits

	if(ROLL == 20){
		for(i = 0; i<10;i++){
		PORTC = 255;
		Wait_ms(50);
		PORTC = 0;
		Wait_ms(50);
			}
	}
	while(1){
	if(RB1){
		ROLL = 0;
		LCD_Move(1,0);       // Move to row #1, column #1
    	LCD_Out(ROLL, 2, 0);  // 1 decimal place, 5 digits
		break;
		}
	}
}
}