// Include the AccelStepper library:
#include <AccelStepper.h>

// Define stepper motor connections and motor interface type. Motor interface type must be set to 1 when using a driver:
#define dirPin 9
#define stepPin 8
#define motorInterfaceType 1

#define ACCELERATION 500 // steps/s^2

// Create a new instance of the AccelStepper class:
AccelStepper stepper = AccelStepper(motorInterfaceType, stepPin, dirPin);

void setup() {
  Serial.begin(115200);
  // Set the maximum speed and acceleration:
  stepper.setMaxSpeed(1000);
  stepper.setAcceleration(ACCELERATION);
}

void loop() {
  // Set the target position:
  stepper.moveTo(800);
  // Run to target position with set speed and acceleration/deceleration:
  stepper.runToPosition();
  

  delay(1000);

  // Move back to zero:
  stepper.moveTo(100);
  stepper.runToPosition();

  delay(1000);
}