L298N-full.ino

#define MOTOR1_SPEED 9
#define MOTOR1_IN1 8
#define MOTOR1_IN2 7

void setup() {
  pinMode(MOTOR1_SPEED, OUTPUT);
  pinMode(MOTOR1_IN1, OUTPUT);
  pinMode(MOTOR1_IN2, OUTPUT);
}

void motor_clockwise() {
  digitalWrite(MOTOR1_IN1, LOW);
  digitalWrite(MOTOR1_IN2, HIGH);
}

void motor_counterclockwise() {
  digitalWrite(MOTOR1_IN1, HIGH);
  digitalWrite(MOTOR1_IN2, LOW);
}

void motor_stop() {
  digitalWrite(MOTOR1_IN1, LOW);
  digitalWrite(MOTOR1_IN2, LOW);
}

void loop() {
  motor_clockwise();
  delay(1000);
  motor_stop();
  delay(1000);
  motor_counterclockwise();
  delay(1000);
  motor_stop();
  delay(1000);
}