diff --git a/Intelligent_winding_robot_main_board.launch b/Intelligent_winding_robot_main_board.launch
index 706b268..0c88f6c 100644
--- a/Intelligent_winding_robot_main_board.launch
+++ b/Intelligent_winding_robot_main_board.launch
@@ -36,7 +36,7 @@
-
+
diff --git a/sdk b/sdk
index 13227d8..faf1160 160000
--- a/sdk
+++ b/sdk
@@ -1 +1 @@
-Subproject commit 13227d849942f51f842cc22754b6a6a0afef13b2
+Subproject commit faf1160feeaaa6d2705f7f32dd9f20b002417d1a
diff --git a/usrc/feite_servo_motor.cpp b/usrc/feite_servo_motor.cpp
deleted file mode 100644
index e69de29..0000000