#include <Stepper.h>
#define MOTOR1_PIN 21
#define MOTOR2_PIN 2
const int stepsPerRevolytion = 200;
Stepper stepper1(stepsPerRevolytion, 18, 19, 21, 22);
Stepper stepper2(stepsPerRevolytion, 13, 12, 14, 27);

void setup() {
  stepper1.setSpeed(20);
  stepper2.setSpeed(90);
  Serial.begin(115200);
  pinMode(MOTOR1_PIN, OUTPUT);
  pinMode(MOTOR2_PIN, OUTPUT);
}

void loop() {


 for (int i = 0; i < 200; i++) {
    digitalWrite(MOTOR1_PIN, HIGH);
    digitalWrite(MOTOR1_PIN, LOW);
    delay(10);
  }

  for (int i = 0; i < 200; i++) {
    digitalWrite(MOTOR2_PIN, HIGH);
    digitalWrite(MOTOR2_PIN, LOW);
    delay(10);
  }
}