sbit ir_in at RA0_bit;                      // Infrared receiver input
sbit ir_in_direction at TRISA0_bit;         // Infrared receiver input
unsigned int retint;                        // general purpose integer
unsigned char ir_byte,COUNT,bouton;
unsigned char ir_result[3] ;
const char dvice_address=1;
unsigned char state_power=255;

case 0: Portb.F0 = ~Portb.F0;Delay_ms(150);break;        // button TV '0'
                                                 case 1: Portb.F1 = ~Portb.F1;Delay_ms(150);break;        // button TV '1'
                                                 case 2: Portb.F2 = ~Portb.F2;Delay_ms(150);break;        // button TV '2'
                                                 case 3: Portb.F3 = ~Portb.F3;Delay_ms(150);break;        // button TV '3'
                                                 case 21: state_power= ~state_power;
                                                           if(state_power==255)portb=0;
                                                           else portb=255;
                                                           Delay_ms(150);
                                                           break;
                                                 default:break;
                                                }