#include <AccelStepper.h>

#define step_x 2
#define step_y 3
#define step_z 4

#define dir_x 5
#define dir_y 6
#define dir_z 7

// AccelStepper stepper_x(1, step_x, dir_x);
AccelStepper stepper_y(1, step_y, dir_y);
// AccelStepper stepper_z(1, step_z, dir_z);


void setup() 
{
    stepper_y.setMaxSpeed(1000);
    stepper_y.setSpeed(100);
}

void loop() 
{
stepper_y.runSpeed();
}