diff --git a/.gitmodules b/.gitmodules
index 844201f..0981cfa 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -13,3 +13,6 @@
 [submodule "TimeKeeper"]
 	path = TimeKeeper
 	url = http://git.blubbfish.net/BlubbFish/TimeKeeper.git
+[submodule "TestUsb"]
+	path = TestUsb
+	url = http://git.blubbfish.net/BlubbFish/TestUsb.git
diff --git a/TestUsb b/TestUsb
new file mode 160000
index 0000000..872ecdc
--- /dev/null
+++ b/TestUsb
@@ -0,0 +1 @@
+Subproject commit 872ecdcdcfa857bb679f95dc1adc10ad91a14b5e