sweep feature added

laser_control/models.py

@@ -2,7 +2,7 @@
 
 from dataclasses import dataclass, field
 from datetime import datetime
-from enum import IntFlag
+from enum import IntEnum, IntFlag
 from typing import Any
 
 from .constants import (
@@ -119,6 +119,26 @@ class DeviceStatus:
         }
 
 
+class SweepTarget(IntEnum):
+    """Output driven by a firmware staircase sweep."""
+
+    LASER2_CURRENT = 0
+    STM32_DAC = 1
+
+
+@dataclass(frozen=True, slots=True)
+class SweepSettings:
+    """Firmware sweep: min..max in fixed steps, then a pause at min before repeating."""
+
+    target: SweepTarget
+    enabled: bool
+    min_code: int
+    max_code: int
+    step_code: int
+    step_period_us: int
+    pause_ms: int
+
+
 @dataclass(slots=True)
 class ProfileSaveRequest:
     """Rendered profile payload that should be persisted on the device SD card."""