Arduino with NEMA34 Stepper and Diriver

I tried it didn't worked. I tried enaPin low and high. It didn't change anything.

#define dirPin 2
#define stepPin 3
#define enaPin 6
void setup(){
  pinMode(stepPin,OUTPUT);
  pinMode(dirPin,OUTPUT);
  digitalWrite(dirPin,HIGH);
  digitalWrite(enaPin,HIGH);
}
void loop(){
  digitalWrite(stepPin,HIGH);
  delayMicroseconds(3000);
  digitalWrite(stepPin,LOW);
  delayMicroseconds(3000);
}