feat: stepper logic

drv8825.py

@@ -0,0 +1,40 @@
+from time import sleep_us
+
+from machine import Pin
+
+
+class DRV8825:
+    LEFT = 0
+    RIGHT = 1
+
+    def __init__(
+        self,
+        dir_pin: Pin,
+        step_pin: Pin,
+        sleep_pin: Pin,
+        rst_pin: Pin,
+        # microstep_pins: tuple[Pin, Pin, Pin],
+    ) -> None:
+        self.sleep_pin = sleep_pin
+        self.step_pin = step_pin
+        self.dir_pin = dir_pin
+        self.rst_pin = rst_pin
+        # self.microstep_pins = microstep_pins
+        pass
+
+    def init(self):
+        self.sleep_pin.on()
+        self.rst_pin.on()
+
+    def set_direction(self, direction: int) -> None:
+        if direction == self.LEFT:
+            self.dir_pin.off()
+        else:
+            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