diff --git a/dep/libiflytop_micro b/dep/libiflytop_micro
index cffbfd7..f11e7c1 160000
--- a/dep/libiflytop_micro
+++ b/dep/libiflytop_micro
@@ -1 +1 @@
-Subproject commit cffbfd7402411697415c57cc1dae7ce82d197827
+Subproject commit f11e7c14fe9c778d5ee87d85a8626c52e6253354
diff --git a/src/board/project_board.hpp b/src/board/project_board.hpp
index 93fceaf..f7e7ce5 100644
--- a/src/board/project_board.hpp
+++ b/src/board/project_board.hpp
@@ -2,7 +2,7 @@
 
 #define VERSION "v1.0"
 // 设备ID
-#define DEVICE_ID 0x02
+#define DEVICE_ID 0x81
 // 调试串口
 #define DEBUG_UART huart1
 // 调试指示灯