Fix digitalio for MicroPython pins

diff --git a/src/microcontroller/__init__.py b/src/microcontroller/__init__.py
index a213869cceffc5fe03739691eb424006deaaf148..2057a7fcd03bc7ad9b2f205643bd1751f54a4a29 100755 (executable)
--- a/src/microcontroller/__init__.py
+++ b/src/microcontroller/__init__.py
@@ -17,7 +17,7 @@ class Pin(Enum):
 
     def __init__(self, pin_id):
         """Identifier for pin, referencing platform-specific pin id"""
-        self._id = pin_id
+        self.id = pin_id
 
     def __repr__(self):
         # pylint: disable=import-outside-toplevel, cyclic-import