feat: improved driver controll

drv8825.py

@@ -1,6 +1,6 @@
-from time import sleep_us
+from time import sleep
 
-from machine import Pin
+from machine import PWM, Pin
 
 
 class DRV8825:
@@ -16,7 +16,7 @@ class DRV8825:
         # microstep_pins: tuple[Pin, Pin, Pin],
     ) -> None:
         self.sleep_pin = sleep_pin
-        self.step_pin = step_pin
+        self.step_pin = PWM(step_pin, freq=1000, duty_u16=0)
         self.dir_pin = dir_pin
         self.rst_pin = rst_pin
         # self.microstep_pins = microstep_pins
@@ -33,8 +33,7 @@ class DRV8825:
             self.dir_pin.on()
 
     def make_step(self, delay: int = 1000) -> None:
-        self.step_pin.on()
-        sleep_us(delay)
-        self.step_pin.off()
-        sleep_us(delay)
-        pass
+        self.step_pin.init(freq=delay, duty_u16=32768)
+        sleep(1)
+        self.step_pin.init(freq=500, duty_u16=0)
+        sleep(1)