     case KEEP_ALIVE:
       keepAliveInterval = argv[0] + (argv[1] << 7);
       previousKeepAliveMillis = millis();
-      break;      
+      break;
     case SAMPLING_INTERVAL:
       if (argc > 1) {
         samplingInterval = argv[0] + (argv[1] << 7);

    }
    if (pixyIsReporting) {
      // TODO: Implement.
	}
  }
  if( keepAliveInterval ) {
    currentMillis = millis();

#define STEPPER_STEP 1
#define STEPPER_LIBRARY_VERSION 2

#define PIXY_SET_SERVOS 0
#define PIXY_SET_BRIGHTNESS 1
#define PIXY_SET_LED 2

/*==============================================================================
 * GLOBAL VARIABLES
