from machine import Pin
import utime
STEP_PIN = Pin(19, Pin.OUT)
DIR_PIN = Pin(18, Pin.OUT)
LED_PIN = Pin(9, Pin.OUT)
SW_PIN = Pin(26, Pin.OUT)from machine import Pin
import utime
STEP_PIN = Pin(19, Pin.OUT)
DIR_PIN = Pin(18, Pin.OUT)
LED_PIN = Pin(9, Pin.OUT)
SW_PIN = Pin(26, Pin.OUT)