 void move_motor(int motor_index, int num_steps)
 {
   digitalWrite(enable_pins[motor_index], LOW); // turn motor on
-  //Serial.println("Moving motor1 forward at default step mode.");
   steppers[motor_index]->moveTo(num_steps); //move num_steps
-  //Serial.println("Enter new option");
-  Serial.println();
 }
 //--------------------------------------------------------------------------------------------
 void set_motor_speed(int motor_index, int motor_speed)


char is_command_running;

char firmware_version[] = "2015.11.11.0";

AccelStepper *steppers[num_motors];


      #ifdef DEBUG
        Serial.write("initial buffer is=");
        Serial.write(current_buffer);
        Serial.println();
      #endif
      
      // parse from the beginning until I find a M, D, S or A
