diff --git a/.gitmodules b/.gitmodules
deleted file mode 100644
index a3832fd..0000000
--- a/.gitmodules
+++ /dev/null
@@ -1,3 +0,0 @@
-[submodule "zfpga_basic_protocol"]
-	path = zfpga_basic_protocol
-	url = zwsd@192.168.1.3:zfpga/zfpga_basic_protocol.git
diff --git a/zfpga_basic_protocol b/zfpga_basic_protocol
deleted file mode 160000
index e3db34b..0000000
--- a/zfpga_basic_protocol
+++ /dev/null
@@ -1 +0,0 @@
-Subproject commit e3db34bff7e93791f78fc1c8d6fa6333561f1037