Several cleanups

gauge_vid6008.py

@@ -128,6 +128,11 @@ class Gauge:
         self._pin_step.value(0)
         utime.sleep_us(delay_us)
 
+    def steps_toward(self, value, limit=5):
+        """Return the step delta needed to move toward value, clamped to ±limit."""
+        delta = self._val_to_step(value) - self._current_step
+        return max(-limit, min(limit, delta))
+
     def get(self):
         return self._step_to_val(self._current_step)