 
   switch (first) {
     //Motor code
-    case 'M': { /*Motor codes*/
+    case 'M': { /*Motor codes*/ 
         char enable = codeArray[1] == '0' ? LOW : HIGH;
         char reverse = codeArray[2] == '0' ? LOW : HIGH;
         char brake = codeArray[3] == '0' ? LOW : HIGH;

void setup() {
  //modifies registries to increase PWM frequency
  TCCR1B = (TCCR1B & 0b11111000) | 0x01;

  //enabling pins & setting status to LOW


  /*
   * updates the watchdog timer 
   */
  watchdogTimer = watchdogTimer + ( ( millis() / clockCorrection ) - lastTime );
  lastTime = millis() / clockCorrection;
  return watchdogTimer;
}

