diff --git a/README.md b/README.md
index 0ea5d38..2a8c11a 100644
--- a/README.md
+++ b/README.md
@@ -27,6 +27,13 @@
 关键文件:
 
 
+
+```
+
+```
+ID地址:
+0x080E0000
+
 ```
 
 
@@ -43,6 +50,8 @@
 
     PE2  调试指示灯
 
+    
+
 
 
 
diff --git a/usrc/main.cpp b/usrc/main.cpp
index 948f850..d7ce88a 100644
--- a/usrc/main.cpp
+++ b/usrc/main.cpp
@@ -6,9 +6,11 @@
 #include "configs/device_id_mgr.hpp"
 #include "sdk/chip/chip.hpp"
 #include "sdk/os/zos.hpp"
+#include "subboards/subboard30_shake_module/subboard30_shake_module.hpp"
 
 #define TAG "main"
 using namespace std;
+using namespace iflytop;
 
 extern void umain();
 extern "C" {
@@ -36,8 +38,14 @@ void umain() {
   ZEARLY_LOGI("SYS", "= build time    : %s", __DATE__ " " __TIME__);
   ZEARLY_LOGI("SYS", "= device id     : %d", id);
 
-
-  ZLOGI(TAG, "zaf_flash_flush ok");
+  if (id <= 0) {
+    chip_set_error();
+    ZEARLY_LOGE("SYS", "device id is not set");
+  } else {
+    if (id == 30) {
+      Subboard30ShakeModule::ins()->initializeAndRun();
+    }
+  }
 
   while (true) {
     zos_delay(1);
diff --git a/usrc/project_configs.h b/usrc/project_configs.h
index 0901e96..c69e6b2 100644
--- a/usrc/project_configs.h
+++ b/usrc/project_configs.h
@@ -39,4 +39,4 @@
  * 11    0x080E0000  128k
  */
 #define SN_FLASH_ADD          0x080E0000  // 使用扇区11存储SN编码
-#define SN_FLASH_EARSE_SECTOR FLASH_SECTOR_7
\ No newline at end of file
+#define SN_FLASH_EARSE_SECTOR FLASH_SECTOR_11
\ No newline at end of file
diff --git a/usrc/subboards/subboard30_shake_module/subboard30_shake_module.cpp b/usrc/subboards/subboard30_shake_module/subboard30_shake_module.cpp
new file mode 100644
index 0000000..9cecb9f
--- /dev/null
+++ b/usrc/subboards/subboard30_shake_module/subboard30_shake_module.cpp
@@ -0,0 +1,13 @@
+#include "subboard30_shake_module.hpp"
+
+using namespace iflytop;
+
+Subboard30ShakeModule::Subboard30ShakeModule(/* args */) {}
+Subboard30ShakeModule::~Subboard30ShakeModule() {}
+
+void Subboard30ShakeModule::initializeAndRun() {}
+
+Subboard30ShakeModule* Subboard30ShakeModule::ins() {
+  static Subboard30ShakeModule instance;
+  return &instance;
+}
diff --git a/usrc/subboards/subboard30_shake_module/subboard30_shake_module.hpp b/usrc/subboards/subboard30_shake_module/subboard30_shake_module.hpp
new file mode 100644
index 0000000..3582841
--- /dev/null
+++ b/usrc/subboards/subboard30_shake_module/subboard30_shake_module.hpp
@@ -0,0 +1,23 @@
+#include <stddef.h>
+#include <stdio.h>
+
+#include "board.h"
+//
+#include "configs/device_id_mgr.hpp"
+#include "sdk/chip/chip.hpp"
+#include "sdk/os/zos.hpp"
+
+namespace iflytop {
+class Subboard30ShakeModule {
+ private:
+  /* data */
+ public:
+  Subboard30ShakeModule(/* args */);
+  ~Subboard30ShakeModule();
+
+  static Subboard30ShakeModule* ins();
+
+  void initializeAndRun();
+};
+
+}  // namespace iflytop
diff --git a/usrc/subboards/subboards.hpp b/usrc/subboards/subboards.hpp
new file mode 100644
index 0000000..075cf7e
--- /dev/null
+++ b/usrc/subboards/subboards.hpp
@@ -0,0 +1,3 @@
+#pragma once
+
+#include "subboard30_shake_module/subboard30_shake_module.hpp"
\ No newline at end of file