Arduino L298N Pot ile İleri Geri Hız

l298n.ino

int motorpin1 = 7;//dijital pin
int motorpin2 = 8;//dijital pin
int hizpin = 9;//pwm pin
int potpin = A0;//analog pin
void setup() {
  pinMode(motorpin1, OUTPUT);
  pinMode(motorpin2, OUTPUT);
  pinMode(hizpin, OUTPUT);
}
void ileri(int hiz) {
  digitalWrite(motorpin1, LOW);
  digitalWrite(motorpin2, HIGH);
  analogWrite(hizpin, hiz);
}

void geri(int hiz) {
  digitalWrite(motorpin2, LOW);
  digitalWrite(motorpin1, HIGH);
  analogWrite(hizpin, hiz);
}
void loop() {
  int val = analogRead(potpin);
  val = map(val, 0, 1023, -255, 255);
  if (val > 0) {
    ileri(val);
  } else if (val < 0) {
    geri(abs(val));
  }
}