 int brightness = 0;
 int breathType = BREATH_IN;
 bool stopBreathFlag = true;
+
+char startCodes[] = {'A', 'P', 'A', 'C', 'H', 'E'};
+int index = 0;
+bool started = false;
 
 void setup()
 {

        return;
    }
    
    char ch = mySerial.read();
    if(!started) {
        if(ch == startCodes[index]) {
            if(++index == sizeof(startCodes)) {
                started = true;
                PLAY_SOUND();
            }
        } else {
            index = 0;
        }
    } else {
        if(!stopBreathFlag) {
            while(mySerial.read() > 0);
        }
        protocolHandler(ch);
    }
}

void loop()
