arduino-2-motor-no-pot.ino

//ARDUINO 2 MOTOR EXAMPLE - L298N
// This version does not include the potentiometer

int SPEED = 255; // 0 - NO SPEED, 255 - FULL SPEED

//motor 1
#define enA 9 // should be pwm pin(~)
#define in1 6
#define in2 7


//motor 2
#define in3 5
#define in4 4
#define enB 3 //pwm for motor 2

void setup() {

  // Set all the motor control pins to outputs
  pinMode(enA, OUTPUT);
  pinMode(enB, OUTPUT);
  pinMode(in1, OUTPUT);
  pinMode(in2, OUTPUT);
  pinMode(in3, OUTPUT);
  pinMode(in4, OUTPUT);

  Serial.begin(9600);

}

void loop() {

  
  //SET THE SPEED OF THE MOTORS - CHANGE AT THE TOP.
  analogWrite(enA, SPEED);
  analogWrite(enB, SPEED);

  //try changing these from HIGH to LOW. 
  
  digitalWrite(in1, HIGH); //motor 1
  digitalWrite(in2, LOW);  //motor 1
  digitalWrite(in3, LOW);  //motor 2
  digitalWrite(in4, HIGH); //motor 2

}