#include <Stepper.h>

const int stepsPerRevolution = 32;  // the number of steps per revolution
// for your motor
const int GEAR_RED = 64; //Gear reduction
const int stepsPerRevolutionOut = stepsPerRevolution * GEAR_RED;
// initialize the stepper library on pins 13 to 16 of the DXCore by Spence Konde:
Stepper myStepper(stepsPerRevolutionOut, 13, 15, 14, 16);

void setup() {
    myStepper.setSpeed(15);
}

void loop() {
//  Serial.println("clockwise");
  myStepper.step(stepsPerRevolutionOut/4);
  delay(500);
// step one quarter of a revolution in the other direction:
  myStepper.step(-stepsPerRevolutionOut/4);
  delay(500);
  
}