diff --git a/include/sortron.h b/include/sortron.h
new file mode 100644
index 0000000..361b08f
--- /dev/null
+++ b/include/sortron.h
@@ -0,0 +1,33 @@
+// sortron.h
+
+// SORTRON DOCUMENTATION
+
+// Addresses
+// $00: Command
+//   Set to $FF upon error
+//   Set to not $FF (presumably $00) upon success
+//   $01: read number of slots
+//     returns number of inventory slots in $02
+//   $02: read slot
+//     slot number in $02,
+//     returns info about item slot
+//   $03: pull items
+//     slot number in $02, count in $01, output color in $0C
+//   $04: match items on input
+//     number of items in $01, hash in $04, color in $0D,
+//     only returns success when match is complete
+
+// $01: number of items in slot
+
+// $02-$03: slot to operate on
+
+// $04-$07: item hash
+
+// $08-$09: item damage
+
+// $0A-$0B: maximum item damage
+
+// $0C: output color
+//   0 is none, 1-16 is white-black
+
+// $0D: input color
\ No newline at end of file