Magnetic sensor notes

Author: ducky64

edg/parts/MagneticSwitch_Ah1806.py

@@ -34,7 +34,8 @@ class Ah1806(MagneticSwitch, Block):
     """Micropower omnipolar hall-effect switch, open-drain (external pullup required)
     Typ. 30 gauss (15-45 tolerance range) operation (turn-on) point
     and 20 G (10-40 tolerance range) release point.
-    0.1% duty cycle, period of 75ms (typ)."""
+    0.1% duty cycle, period of 75ms (typ).
+    Pin-compatible with some others in the AH18xx series and DRV5032, which have different trip characteristics"""
     def __init__(self):
         super().__init__()
         self.ic = self.Block(Ah1806_Device())

examples/test_iot_blinds.py

@@ -175,6 +175,8 @@ class IotCurtainCrawler(JlcBoardTop):
     ~2.7v min starting voltage; 40mA open current, 200mA stall current @ 4.0v
 
     Motor is a 2-pin PicoBlade 1.25mm connector, Molex_PicoBlade_53398-0271_1x02-1MP_P1.25mm_Vertical
+
+    Hall sensor is SOT-23 type, marked "6201"
     """
     def contents(self) -> None:
         super().contents()