void Otax::decideWhatToDo() {
  #ifdef DEBUG_OTAX
      Serial.print("OTAX RX ");
      Serial.println(data, HEX);
  #endif 
      
      state = OTAX_UNKNOWN;
      switch (data) {
        case 0xDB2: // remote set on NORMAL mode sent cmd "ON"
        case 0xDB4: // remote set on NORMAL mode sent cmd "OFF"
        case 0xDB6: // remote manual end-of-msg
                    profile=OTAX_NOPROXY; // on a passé la télécommande en mode manuel, on ne fait plus rien
                    break;                    // on s'arrete de transmettre (relayer/modifier) à la chaudière

        case 0xCB2: profile=OTAX_PROXY; rx=OTAX_RXON;  break; // remote set on PC mode sent cmd "ON"
        case 0xCB4: profile=OTAX_PROXY; rx=OTAX_RXOFF; break; // remote set on PC mode sent cmd "OFF"
        case 0xCB6: profile=OTAX_PROXY;                break; // remote PC end-of-msg
                     // si on recoit CB2,CB4,CB6: la télécommande est en position "PC"
      }
  
  if ((profile == OTAX_PROXY) && (lastTXtime + 60000 < millis()) && (lastRXtime + 10000 < millis())) { 
  // si on a envoyé il y a plus de 60s et reçu depuis plus de 10s
      if (( (rx == OTAX_RXON)&&(force==OTAX_DONTFORCE)) || (force==OTAX_FORCEON)) { // ici on peut ajouter || temp < tempdemandee (ajouter une tolerance à la montée/descente)
        Serial.println("TXch ON");
        sendOn();
      } else if (( (rx == OTAX_RXOFF)&&(force==OTAX_DONTFORCE)) || (force==OTAX_FORCEOFF)) { // ici on peut ajouter || temp > tempdemandee (ajouter une tolerance à la montée/descente)
        Serial.println("TXch OFF");
        sendOff();
      }
      lastTXtime = millis();
  }
}
/*

  Send the corresponding wave signal based on the plug code and the action.

*/
void sendSequence(unsigned short plug_code, int action)
{
    /*
     Start the sequence
     Send House code + Switch code + ON/OFF code + Sync code
     */
     // Validate plug code is different than zero.
    if (plug_code) {
      printf("%hx\n", plug_code);
      unsigned short idx = 0x0400;
      // Check every bit of the code and send the correspondent signal. 
      // At the end, send the desired action, followed with the 
      // synchronization sequence.
      do {
        idx = idx>>1;
        if(plug_code & idx) {
          sendHigh();
        }
        else
        {
          sendLow();
        }
      } while(!(idx & 0x0001));
    
      if(action == TYPE_SWITCH_ON)
      {
        sendOn();
      }
      else
      {
        sendOff();
      }
      sendSync();
    }
}