diff --git a/.gitmodules b/.gitmodules
new file mode 100644
index 0000000..79c1851
--- /dev/null
+++ b/.gitmodules
@@ -0,0 +1,3 @@
+[submodule "v6502"]
+	path = v6502
+	url = https://github.com/RyuKojiro/v6502.git
diff --git a/v6502 b/v6502
new file mode 160000
index 0000000..5cad845
--- /dev/null
+++ b/v6502
@@ -0,0 +1 @@
+Subproject commit 5cad845fede57f9420d30740801e5c9f84085881