void ir_init(void)
{
__disable_interrupt();
IR_SEL &= ~IR_PIN;
IR_DIR &= ~IR_PIN;
timer_a1_init();
__enable_interrupt();
sys_messagebus_register(&ir_isr, SYS_MSG_TIMER1_CCR0);
ir_resume();
}
// Decodes the received IR message
// Returns 0 if no data ready, 1 if data ready.
// Results of decoding are stored in results
uint8_t ir_decode(decode_results * results)
{
results->rawbuf = irparams.rawbuf;
results->rawlen = irparams.rawlen;
if (irparams.rcvstate != STATE_STOP) {
return ERR;
}
if (decode_rc5(results)) {
return DECODED;
}
// decodeHash returns a hash on any input.
// Thus, it needs to be last in the list.
// If you add any decodes, add them before this.
//if (decode_hash(results)) {
// return DECODED;
//}
// Throw away and start over
ir_resume();
return ERR;
}
void main(void) {
unsigned short pwkey = 0;
TRISAbits.RA0 = 0;
ir_enableIRIn();
ir_blink13(0);
while(1)
{
if (ir_decode(&dec_results)) {
if (dec_results.decode_type == NEC)
{
switch(dec_results.value)
{
case TERRATEC_1_KEY:
pwkey = pwkey << 4;
pwkey |= 1;
break;
case TERRATEC_2_KEY:
pwkey = pwkey << 4;
pwkey |= 2;
break;
case TERRATEC_3_KEY:
pwkey = pwkey << 4;
pwkey |= 3;
break;
case TERRATEC_4_KEY:
pwkey = pwkey << 4;
pwkey |= 4;
break;
case TERRATEC_5_KEY:
pwkey = pwkey << 4;
pwkey |= 5;
break;
case TERRATEC_6_KEY:
pwkey = pwkey << 4;
pwkey |= 6;
break;
case TERRATEC_7_KEY:
pwkey = pwkey << 4;
pwkey |= 7;
break;
case TERRATEC_8_KEY:
pwkey = pwkey << 4;
pwkey |= 8;
break;
case TERRATEC_9_KEY:
pwkey = pwkey << 4;
pwkey |= 9;
break;
case TERRATEC_0_KEY:
pwkey = pwkey << 4;
pwkey |= 0;
break;
case REPEAT:
break;
case TERRATEC_OK_KEY:
ir_sendNEC(APPLE_PLAY_KEY,32);
break;
case TERRATEC_UP_KEY:
ir_sendNEC(APPLE_UP_KEY,32);
break;
case TERRATEC_DOWN_KEY:
ir_sendNEC(APPLE_DOWN_KEY,32);
break;
case TERRATEC_LEFT_KEY:
ir_sendNEC(APPLE_LEFT_KEY,32);
break;
case TERRATEC_RIGHT_KEY:
ir_sendNEC(APPLE_RIGHT_KEY,32);
break;
case TERRATEC_INFO_KEY:
ir_sendNEC(APPLE_MENU_KEY,32);
break;
default:
LATAbits.LATA0 = 0;
pwkey = pwkey << 4;
break;
}
if (pwkey == 0x7412)
{
LATAbits.LATA0 = 1;
}
else
{
LATAbits.LATA0 = 0;
}
}
//do something here
ir_resume(); // Receive the next value
}
}
}