diff --git a/content/notes/6809.md b/content/notes/6809.md
index 6a40da457..397bceedc 100644
--- a/content/notes/6809.md
+++ b/content/notes/6809.md
@@ -5,6 +5,7 @@ tags:
 - cosc204
 ---
 
+[cheatsheet](https://www.chibiakumas.com/6809/CheatSheet.pdf)
 
 # Routines
 All variables are global so there is no params or local vars.