add docs link to readme

FoamyGuy · FoamyGuy · commit 11df638c6882 · 2021-10-25T11:23:03.000-05:00
diff --git a/README.rst b/README.rst
@@ -123,6 +123,11 @@ Usage Example
     time.sleep(120)
 
 
+Documentation
+=============
+
+API documentation for this library can be found on `Read the Docs <https://circuitpython.readthedocs.io/projects/ssd1680/en/latest/>`_.
+
 Contributing
 ============
 
