 
 //WHEELS
 //left motor
-const int speedLPin = 7;    //speed pin for left motor
-const int enableLForPin = 6;   //enable left forward pin
-  const int enableLRevPin = 5;   //enable left forward pin 
+const int speedL = 7;    //speed pin for left motor (ENA)
+const int enLForPin = 6;   //enable left forward pin (IN2)
+  const int enLRevPin = 5;   //enable left forward pin (IN1)
 //right motor
-const int speedR = 4;    //speed pin for right motor
-const int enRFor = 3;   //controller pin 1 for right motor
-const int enRRev = 2;   //controller pin 2 for right motor
+const int speedR = 4;    //speed pin for right motor (ENB)
+const int enRForPin = 3;   //controller pin 1 for right motor (IN4)
+const int enRRevPin = 2;   //controller pin 2 for right motor (IN3)
+const int Speed = 100; // Default speed
 
 int wheelTurn = 0; //Magnitude of turn, I guess could be difference of wheels
                    //(- is left and + is right and 0 is straight)

  //if hit line, what do?
  //How know if green?
}

  pinMode(prRPin, INPUT);
  
  //Wheels
  pinMode(speedL, OUTPUT);
  pinMode(enLForPin, OUTPUT);
  pinMode(enLRevPin, OUTPUT);
  pinMode(speedR, OUTPUT);
  pinMode(enRForPin, OUTPUT);
  pinMode(enRRevPin, OUTPUT);
  
  //Serial
  Serial.begin(9600);
