// PIC18F452 Configuration Bit Settings

// 'C' source line config statements

// CONFIG1H
#pragma config OSC = XT         // Oscillator Selection bits (XT oscillator)
#pragma config OSCS = OFF       // Oscillator System Clock Switch Enable bit (Oscillator system clock switch option is disabled (main oscillator is source))

// CONFIG2L
#pragma config PWRT = OFF       // Power-up Timer Enable bit (PWRT disabled)
#pragma config BOR = ON         // Brown-out Reset Enable bit (Brown-out Reset enabled)
#pragma config BORV = 20       // Brown-out Reset Voltage bits (VBOR set to 2.0V)

// CONFIG2H
#pragma config WDT = OFF         // Watchdog Timer Enable bit (WDT enabled)
#pragma config WDTPS = 128      // Watchdog Timer Postscale Select bits (1:128)

// CONFIG3H
#pragma config CCP2MUX = ON     // CCP2 Mux bit (CCP2 input/output is multiplexed with RC1)

// CONFIG4L
#pragma config STVR = ON        // Stack Full/Underflow Reset Enable bit (Stack Full/Underflow will cause RESET)
#pragma config LVP = ON         // Low Voltage ICSP Enable bit (Low Voltage ICSP enabled)

// CONFIG5L
#pragma config CP0 = OFF        // Code Protection bit (Block 0 (000200-001FFFh) not code protected)
#pragma config CP1 = OFF        // Code Protection bit (Block 1 (002000-003FFFh) not code protected)
#pragma config CP2 = OFF        // Code Protection bit (Block 2 (004000-005FFFh) not code protected)
#pragma config CP3 = OFF        // Code Protection bit (Block 3 (006000-007FFFh) not code protected)

// CONFIG5H
#pragma config CPB = OFF        // Boot Block Code Protection bit (Boot Block (000000-0001FFh) not code protected)
#pragma config CPD = OFF        // Data EEPROM Code Protection bit (Data EEPROM not code protected)

// CONFIG6L
#pragma config WRT0 = OFF       // Write Protection bit (Block 0 (000200-001FFFh) not write protected)
#pragma config WRT1 = OFF       // Write Protection bit (Block 1 (002000-003FFFh) not write protected)
#pragma config WRT2 = OFF       // Write Protection bit (Block 2 (004000-005FFFh) not write protected)
#pragma config WRT3 = OFF       // Write Protection bit (Block 3 (006000-007FFFh) not write protected)

// CONFIG6H
#pragma config WRTC = OFF       // Configuration Register Write Protection bit (Configuration registers (300000-3000FFh) not write protected)
#pragma config WRTB = OFF       // Boot Block Write Protection bit (Boot Block (000000-0001FFh) not write protected)
#pragma config WRTD = OFF       // Data EEPROM Write Protection bit (Data EEPROM not write protected)

// CONFIG7L
#pragma config EBTR0 = OFF      // Table Read Protection bit (Block 0 (000200-001FFFh) not protected from Table Reads executed in other blocks)
#pragma config EBTR1 = OFF      // Table Read Protection bit (Block 1 (002000-003FFFh) not protected from Table Reads executed in other blocks)
#pragma config EBTR2 = OFF      // Table Read Protection bit (Block 2 (004000-005FFFh) not protected from Table Reads executed in other blocks)
#pragma config EBTR3 = OFF      // Table Read Protection bit (Block 3 (006000-007FFFh) not protected from Table Reads executed in other blocks)

// CONFIG7H
#pragma config EBTRB = OFF      // Boot Block Table Read Protection bit (Boot Block (000000-0001FFh) not protected from Table Reads executed in other blocks)

// #pragma config statements should precede project file includes.
// Use project enums instead of #define for ON and OFF.

#include <xc.h>
#define _XTAL_FREQ 4000000
int led1 = 0x01;
int led2 = 0b10000000;
int x =0;
int y =0;
void __interrupt() TIMER0(void)
{
    if (PIR1bits.TMR2IF)
    {

    PIR1bits.TMR2IF=0;

        if (x<7)
        {
            led1 = led1<<1;
            x++;
        }
        else if (x>=7 && x<14)
        {
            led1 = led1>>1;
            x++;
        }
        else
        {
            x=0;
        }

      }
    else
    {
        PIR2bits.TMR3IF=0;

        if (y<7)
        {
            led2 = led2>>1;
            y++;
        }
        else if (y>=7 && y<14)
        {
            led2 = led2<<1;
            y++;
        }
        else
        {
            y=0;
        }
       TMR3H=0xC0;
       TMR3L=0x86;

    }
    PORTD = led1|led2;

}

void main(void)
{
   TRISD=0;
   INTCONbits.GIE=1;               //global interrupt enable
   INTCONbits.PEIE=1;
   PIE1bits.TMR2IE=1;
   PIR1bits.TMR2IF=0;
   PIE2bits.TMR3IE=1;
   PIR2bits.TMR3IF=0;


   T2CONbits.T2CKPS=3;
   T2CONbits.TOUTPS=15;
   PR2 = 250;

   T3CONbits.T3CKPS= 2;
   TMR3H=0xC0;
   TMR3L=0x86;



   T2CONbits.TMR2ON=1;
   T3CONbits.TMR3ON=1;









   while(1);

   return;
}