note about longint in readme

FoamyGuy · FoamyGuy · commit cc0cc91b5773 · 2025-02-03T11:29:48.000-06:00
diff --git a/README.rst b/README.rst
@@ -38,6 +38,8 @@ or individual libraries can be installed using
 
 `Purchase one from the Adafruit shop <http://www.adafruit.com/products/5974>`_
 
+This driver does not support MCU's without longint support.
+
 Installing from PyPI
 =====================
 
