SIRC decoding PIC16F676 in place of PIC18F2620

[sahu]

help me this code ... for conversion
i am using PIC16F676 in place of PIC18F2620

#define IR TRISA.F3
#define LED1 PORTC.F0
#define LED2 PORTC.F1
#define LED3 PORTC.F2
#define LED4 PORTC.F3
#define LED5 PORTC.F4
#define LED6 PORTC.F5
#define BZR PORTA.F0
#define LED7 PORTA.F1
#define LED8 PORTA.F2

unsigned counter = 0;
unsigned input_data, bit_count;

enum {
 Idle,
 Start_bit,
 Capture_bit
};

char Current_state = Idle;
char got_data = 0;
char Command_code, Device_code;

void interrupt(){
 if(INTCON.INTF){
 switch (Current_state){
 case Idle:
[COLOR=#ff0000]INTCON2.INTEDG0[/COLOR] = 1; //interrupt on rising edge.
 counter = 0;
 Current_state = Start_bit;
 break;
 //found the rising edge, check lenght for 2.4ms
 case Start_bit:
 //correct signal, move on to next state
 if(counter == 4) {
 counter = 0;
 bit_count = 0;
 input_data = 0;
 Current_state = Capture_bit;
 } else {
 //fault signal, reset to Idle
 Current_state = Idle;
 }
 break;
 case Capture_bit:
 //check plus length for 0 or 1
 if(counter == 2){
 input_data >>= 1; // add 0 to received data
 bit_count++;
 }else {
 if(counter == 3){
 input_data >>= 1;
 input_data |= 0x8000; //add 1 to received data
 bit_count++;
 } else {
 //error occurs, reset to Idle state
[COLOR=#ff0000]INTCON2.INTEDG0[/COLOR] = 0; //interrupt on falling edge.
 Current_state = Idle;
 }
 }
 //compleat 12 bit
 if(bit_count >= 12){
 got_data = 1;
 input_data >>= 4;
[COLOR=#ff0000]INTCON2.INTEDG0[/COLOR] = 0; //interrupt on falling edge.
 Current_state = Idle;
 }
 counter = 0;
 break;
 default: Current_state = Idle;
 }
 INTCON.INTF = 0; //clear interrupt flag.
 }
 if(PIR1.TMR1IF){
 counter++;
 if(counter > 5) {
 Current_state = Idle;
 counter = 0;
[COLOR=#ff0000]INTCON2.INTEDG0[/COLOR] = 0; //interrupt on falling edge.
 }
 PIR1.TMR1IF = 0; //clear interrupt flag
 }
}

//******************************************************************************
// MAIN MAIN MAIN MAIN
//******************************************************************************
void main() {
 TRISC = 0; //portc is output
 TRISA = 8; //portA is output
//******************************************************************************
// RB0 interrupt set up
//******************************************************************************
 INTCON.[COLOR=#ff0000]INT0IE[/COLOR] = 1; //enable RB0 interrupt.
[COLOR=#ff0000]INTCON2.INTEDG0[/COLOR] = 0; //interrupt on falling edge.
 IR = 1; //RB0 = input.
 ADCON1 = 0x0F; //all digital I/O
//******************************************************************************
// Timer2 interrupt set up, interrupt every 600us
//******************************************************************************
[COLOR=#ff0000]T2CON[/COLOR] = 2; //timer off, prescaler 1:16
[COLOR=#ff0000]PR2[/COLOR] = 149; //preload timer2 comparator value.
[COLOR=#ff0000]TMR2[/COLOR] = 0; //reset value timer2
 PIR1.TMR1IF = 0; //clear interrupt flag.
 PIE1.TMR1IE = 1; //enable timer2 interrupt.
[COLOR=#ff0000]IPR1.TMR1IP[/COLOR] = 1; //timer2 interrupt high priority
//******************************************************************************
// Global interrupt enable
//******************************************************************************
 INTCON.PEIE = 1; //enable interrupt
 INTCON.GIE = 1; //enable global interrupt

[COLOR=#ff0000]T2CON.TMR2ON[/COLOR] = 1; //timer2 is on
 while(1){
 if(got_data){
 Command_code = input_data & 0x7F;
 Device_code = input_data >> 7;
 got_data = 0;
 if(Device_code == 1){
 switch (Command_code){
 case 1: LED1 = ~LED1; break;
 case 2: LED2 = ~LED2; break;
 case 3: LED3 = ~LED3; break;
 case 4: LED4 = ~LED4; break;
 case 5: LED5 = ~LED5; break;
 case 6: LED6 = ~LED6; break;
 case 7: LED7 = ~LED7; break;
 case 8: LED8 = ~LED7; break;
 }
 PIE1.[COLOR=#ff0000]TMR2IE[/COLOR] = 0; //disable timer2 interrupt.
 Delay_ms(100);
[COLOR=#ff0000]TMR2[/COLOR] = 0; //reset value timer2
 PIE1.[COLOR=#ff0000]TMR2IE[/COLOR] = 1; //enable timer2 interrupt.
 }
 }
 }

}

found error .