[amir jackson]

ir remote controlled relays RC5 PHILIPS PROTOCOL
ir module == A0
RELAY == B0
RELAY ==B1
OSC ==12MHZ


CODE:

unsigned short ir_read, j, toggle, address=0, command=0;
 void Interrupt(){               //External interrupt occured
 //Check if the received signal is RC5 protocol
  delay_us(370);
  if(PORTA.F0==0){
  delay_us(889);
  if(PORTA.F0==1){
  delay_us(889);
  if(PORTA.F0==0){
  delay_us(1778); ir_read = 1;
  INTCON  = 0;                //Disabe the external interrupt
 }}}
 INTF_bit = 0;                //Clear Interrupt flag
}

 void main() {
 OPTION_REG = 0;
 TRISA=0x0F;
 PORTA=0;
 TRISB=0;
 PORTB=0;
 INTCON         = 0x90;   //External Interrupt enabled

while(1){
while(!ir_read);         //Wait until IR RC5 protocl received
ir_read = 0;
for(j = 0; j < 12; j++){
if(j == 0){
if (PORTA.F0 == 0) toggle = 1;
else toggle = 0;}
else {
if(j < 6){                               //Read address bits
if (PORTA.F0 == 0) address|= (1<<( 5 - j)); //Set bit (5-j)
if (PORTA.F0 == 1) address&=~(1<<(5 - j));} //Clear bit (5-j)
else {                                   //Read command bits
if (PORTA.F0 == 0) command|= (1<<( 11 - j));//Set bit (11-j)
else               command&=~(1<<(11 - j)); //Clear bit (11-j)
                                       }}
  delay_us(1778);}
if (command == 0) {Portb.F0 = ~Portb.F0;Delay_ms(150);}
if (command != 0) {Portb.F1 = ~Portb.F1;Delay_ms(150);}
delay_ms(200);
INTCON  = 0x90;                 //External Interrupt enabled
 }
}