diff --git a/middleware/DeviceManager/CMakeLists.txt b/middleware/DeviceManager/CMakeLists.txt
index 5c8e96fc..dede2ebc 100644
--- a/middleware/DeviceManager/CMakeLists.txt
+++ b/middleware/DeviceManager/CMakeLists.txt
@@ -22,7 +22,7 @@ aux_source_directory(./src SRC_FILES)
 set(TARGET_NAME DeviceManager)
 add_library(${TARGET_NAME} STATIC ${SRC_FILES})
 
-target_link_libraries(${TARGET_NAME} StatusCode Log)
+target_link_libraries(${TARGET_NAME} Hal StatusCode Log)
 
 if ("${CLANG_TIDY_SUPPORT}" MATCHES "true")
 add_custom_target(
diff --git a/middleware/DeviceManager/include/IDeviceManager.h b/middleware/DeviceManager/include/IDeviceManager.h
index 588947be..ce8969db 100644
--- a/middleware/DeviceManager/include/IDeviceManager.h
+++ b/middleware/DeviceManager/include/IDeviceManager.h
@@ -14,6 +14,7 @@
  */
 #ifndef IDEVICEMANAGER_H
 #define IDEVICEMANAGER_H
+#include "ILog.h"
 #include "StatusCode.h"
 #include <iostream>
 #include <memory>
diff --git a/middleware/DeviceManager/src/DeviceManager.cpp b/middleware/DeviceManager/src/DeviceManager.cpp
index 9d4149d0..72996633 100644
--- a/middleware/DeviceManager/src/DeviceManager.cpp
+++ b/middleware/DeviceManager/src/DeviceManager.cpp
@@ -14,6 +14,7 @@
  */
 
 #include "DeviceManager.h"
+#include "LedTimer.h"
 #include <vector>
 
 const StatusCode DeviceManager::Init(void)
@@ -26,7 +27,10 @@ const StatusCode DeviceManager::Init(void)
         std::shared_ptr<LedManager> ledOut =
             std::make_shared<LedManager>(ledHal, NEW_LED_STATE, DEFAULT_KEEP_ALIVE_TIME, LED_NOT_BLINK);
         mLedManagers.push_back(ledOut);
+        LedTimer::GetInstance()->AddTimerLedManager(ledOut);
     }
+
+    LedTimer::GetInstance()->Init();
     return CreateStatusCode(STATUS_CODE_OK);
 }
 
@@ -35,7 +39,7 @@ const StatusCode DeviceManager::UnInit(void)
     if (!mLedManagers.empty()) {
         mLedManagers.clear();
     }
-
+    LedTimer::GetInstance()->UnInit();
     return CreateStatusCode(STATUS_CODE_OK);
 }
 
@@ -44,6 +48,10 @@ const IpcMission DeviceManager::GetIpcMission(void) { return IpcMission::TEST; }
 const StatusCode DeviceManager::ISetLedState(std::string ledName, LedState &CurrentState,
                                              const unsigned int &KeepAliveTime, const unsigned int &BlinkPeriod)
 {
+    if (!ledName.empty() || *ledName.c_str() == '\0') {
+        LogDebug("\n\n\n\n %s  %d\n\n\n", __func__, __LINE__);
+    }
+
     for (auto it = mLedManagers.begin(); it != mLedManagers.end(); ++it) {
         std::shared_ptr<LedManager> ledOut = *it;
         if (ledOut->GetLedHal()->GetLedName() == ledName) {
@@ -51,5 +59,6 @@ const StatusCode DeviceManager::ISetLedState(std::string ledName, LedState &Curr
             return CreateStatusCode(STATUS_CODE_OK);
         }
     }
+    LogWarning("ledName(%s) not found", ledName.c_str());
     return CreateStatusCode(STATUS_CODE_NOT_OK);
 }
diff --git a/middleware/DeviceManager/src/DeviceManagerMakePtr.cpp b/middleware/DeviceManager/src/DeviceManagerMakePtr.cpp
index 8f6d0c1b..758a9fac 100644
--- a/middleware/DeviceManager/src/DeviceManagerMakePtr.cpp
+++ b/middleware/DeviceManager/src/DeviceManagerMakePtr.cpp
@@ -13,6 +13,7 @@
  * limitations under the License.
  */
 #include "DeviceManagerMakePtr.h"
+#include "DeviceManager.h"
 #include "ILog.h"
 bool CreateDeviceManagerModule(void)
 {
@@ -35,7 +36,7 @@ std::shared_ptr<DeviceManagerMakePtr> &DeviceManagerMakePtr::GetInstance(std::sh
 }
 const StatusCode DeviceManagerMakePtr::CreateDeviceManager(std::shared_ptr<IDeviceManager> &impl)
 {
-    auto tmp = std::make_shared<IDeviceManager>();
+    auto tmp = std::make_shared<DeviceManager>();
     impl = tmp;
     return CreateStatusCode(STATUS_CODE_OK);
 }
\ No newline at end of file
diff --git a/middleware/DeviceManager/src/LedManager.cpp b/middleware/DeviceManager/src/LedManager.cpp
index eceb2ccc..bfc3c775 100644
--- a/middleware/DeviceManager/src/LedManager.cpp
+++ b/middleware/DeviceManager/src/LedManager.cpp
@@ -52,14 +52,14 @@ StatusCode LedManager::GetLedState(LedState &CurrentState)
     return CreateStatusCode(STATUS_CODE_OK);
 }
 
-StatusCode LedManager::BlinkOn(LedState CurrentState, unsigned int KeepAliveTime)
-{
-    mKeepAliveTime = KeepAliveTime;
-    return CreateStatusCode(STATUS_CODE_OK);
-}
+// StatusCode LedManager::BlinkOn(LedState CurrentState, unsigned int KeepAliveTime)
+// {
+//     mKeepAliveTime = KeepAliveTime;
+//     return CreateStatusCode(STATUS_CODE_OK);
+// }
 
-StatusCode LedManager::BlinkOff(void)
-{
-    mCurrentState = LedState::LED_STATE_OFF;
-    return CreateStatusCode(STATUS_CODE_OK);
-}
+// StatusCode LedManager::BlinkOff(void)
+// {
+//     mCurrentState = LedState::LED_STATE_OFF;
+//     return CreateStatusCode(STATUS_CODE_OK);
+// }
diff --git a/middleware/DeviceManager/src/LedManager.h b/middleware/DeviceManager/src/LedManager.h
index e9caf07a..133aecf2 100644
--- a/middleware/DeviceManager/src/LedManager.h
+++ b/middleware/DeviceManager/src/LedManager.h
@@ -44,8 +44,8 @@ public:
     StatusCode SetLedState(LedState &CurrentState, const unsigned int &KeepAliveTime = DEFAULT_KEEP_ALIVE_TIME,
                            const unsigned int &BlinkPeriod = LED_NOT_BLINK);
     StatusCode GetLedState(LedState &CurrentState);
-    StatusCode BlinkOn(LedState CurrentState, unsigned int KeepAliveTime);
-    StatusCode BlinkOff(void);
+    // StatusCode BlinkOn(LedState CurrentState, unsigned int KeepAliveTime);
+    // StatusCode BlinkOff(void);
 
 private:
     std::shared_ptr<VLedHal> mLedHal;
diff --git a/middleware/DeviceManager/src/LedTimer.cpp b/middleware/DeviceManager/src/LedTimer.cpp
new file mode 100644
index 00000000..22453547
--- /dev/null
+++ b/middleware/DeviceManager/src/LedTimer.cpp
@@ -0,0 +1,76 @@
+/*
+ * Copyright (c) 2023 Fancy Code.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "LedTimer.h"
+// #include "Log.h"
+LedTimer::LedTimer() { mTimerRuning = false; }
+std::shared_ptr<LedTimer> &LedTimer::GetInstance(std::shared_ptr<LedTimer> *impl)
+{
+    static auto instance = std::make_shared<LedTimer>();
+    // if (impl)
+    // {
+    //     instance = *impl;
+    // }
+    return instance;
+}
+
+// void LedTimer::Init(std::vector<std::shared_ptr<LedManager>> &LedManagers)
+void LedTimer::Init(void)
+{
+    // TimerLedManagers = LedManagers;
+    StartTimer();
+}
+void LedTimer::UnInit(void)
+{
+    StopTimer();
+    TimerLedManagers.clear();
+}
+void LedTimer::StartTimer(void)
+{
+
+    auto timerThread = [](std::shared_ptr<LedTimer> timer) { timer->Timer(); };
+    mTimer = std::thread(timerThread, shared_from_this());
+}
+void LedTimer::StopTimer(void)
+{
+    mTimerRuning = false;
+    if (mTimer.joinable()) {
+        mTimer.join();
+    }
+}
+void LedTimer::Timer(void)
+{
+    mTimerRuning = true;
+    while (mTimerRuning) {
+        mMutex.lock();
+        CheckState();
+        mMutex.unlock();
+        std::this_thread::sleep_for(std::chrono::milliseconds(LED_STATE_CHECK_PERIOD_MS));
+    }
+}
+const StatusCode LedTimer::AddTimerLedManager(std::shared_ptr<LedManager> &LedManager)
+{
+    TimerLedManagers.push_back(LedManager);
+    return CreateStatusCode(STATUS_CODE_OK);
+}
+const StatusCode LedTimer::CheckState(void)
+{
+    int count = 0;
+    for (auto it = TimerLedManagers.begin(); it != TimerLedManagers.end(); ++it) {
+        std::shared_ptr<LedManager> LedManager = *it;
+        LogInfo("%s  %d  count = %d\n\n", __func__, __LINE__, count++);
+    }
+    return CreateStatusCode(STATUS_CODE_OK);
+}
diff --git a/middleware/DeviceManager/src/LedTimer.h b/middleware/DeviceManager/src/LedTimer.h
new file mode 100644
index 00000000..68c9aef9
--- /dev/null
+++ b/middleware/DeviceManager/src/LedTimer.h
@@ -0,0 +1,50 @@
+/*
+ * Copyright (c) 2023 Fancy Code.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+#ifndef LEDTIMER_H
+#define LEDTIMER_H
+
+#include "LedManager.h"
+#include <map>
+#include <memory>
+#include <mutex>
+#include <thread>
+
+constexpr int LED_STATE_CHECK_PERIOD_MS = 100;
+
+class LedTimer : public std::enable_shared_from_this<LedTimer>
+{
+public:
+    LedTimer();
+    ~LedTimer() = default;
+    static std::shared_ptr<LedTimer> &GetInstance(std::shared_ptr<LedTimer> *impl = nullptr);
+    // void Init(std::vector<std::shared_ptr<LedManager>> &LedManagers);
+    void Init(void);
+    void UnInit(void);
+    void Timer(void);
+    const StatusCode CheckState(void);
+    const StatusCode AddTimerLedManager(std::shared_ptr<LedManager> &LedManager);
+
+private:
+    void StartTimer(void);
+    void StopTimer(void);
+
+private:
+    std::vector<std::shared_ptr<LedManager>> TimerLedManagers;
+    std::mutex mMutex;
+    bool mTimerRuning;
+    std::thread mTimer;
+};
+
+#endif
\ No newline at end of file
diff --git a/test/middleware/CMakeLists.txt b/test/middleware/CMakeLists.txt
index 2f0de7b8..d6d93b9e 100644
--- a/test/middleware/CMakeLists.txt
+++ b/test/middleware/CMakeLists.txt
@@ -2,4 +2,5 @@
 # cmake_minimum_required(VERSION 2.8.0)
 add_subdirectory(IpcConfig)
 add_subdirectory(McuManager)
-add_subdirectory(McuAskBase)
\ No newline at end of file
+add_subdirectory(McuAskBase)
+add_subdirectory(LedTest)
\ No newline at end of file
diff --git a/test/middleware/LedTest/CMakeLists.txt b/test/middleware/LedTest/CMakeLists.txt
new file mode 100644
index 00000000..f77eea0d
--- /dev/null
+++ b/test/middleware/LedTest/CMakeLists.txt
@@ -0,0 +1,84 @@
+# include(${CMAKE_SOURCE_DIR}/build/independent_source.cmake)
+
+# 变量赋值
+include(${CMAKE_SOURCE_DIR_IPCSDK}/build/global_config.cmake)
+set(EXECUTABLE_OUTPUT_PATH ${TEST_OUTPUT_PATH}/bin)
+
+# 链接提供头文件的路径
+include_directories(
+    .
+    ./src
+    ./include
+    ${UTILS_SOURCE_PATH}/Log/include
+    ${UTILS_SOURCE_PATH}/StatusCode/include
+    # ${MIDDLEWARE_SOURCE_PATH}/IpcConfig/include
+    ${MIDDLEWARE_SOURCE_PATH}/DeviceManager/include
+    ${EXTERNAL_SOURCE_PATH}/gtest/googletest-release-1.11.0/googletest/include
+    ${EXTERNAL_SOURCE_PATH}/gtest/googletest-release-1.11.0/googlemock/include
+)
+
+# 链接提供库的路径
+link_directories(
+    ${LIBS_OUTPUT_PATH}
+    ${EXTERNAL_LIBS_OUTPUT_PATH}
+)
+
+set(CMAKE_AUTOMOC ON)
+set(CMAKE_INCLUDE_CURRENT_DIR ON)
+
+
+# 获取当前路径下的所有源文件, 添加到 SRC_FILES_MAIN 变量中
+aux_source_directory(. SRC_FILES_MAIN)
+# 获取./src路径下的所有源文件, 添加到 SRC_FILES 变量中
+aux_source_directory(./src SRC_FILES)
+
+set(TARGET_NAME Led_Test)
+
+# 生成可执行文件
+add_executable(${TARGET_NAME} ${SRC_FILES_MAIN} ${SRC_FILES})
+
+target_link_libraries(${TARGET_NAME} DeviceManager gtest gmock pthread)
+if(${TEST_COVERAGE} MATCHES "true")
+    target_link_libraries(${TARGET_NAME} gcov)
+endif()
+
+
+
+
+if ("${CLANG_TIDY_SUPPORT}" MATCHES "true")
+add_custom_target(
+    Led_Test_code_check
+    COMMAND ${CLANG_TIDY_EXE}
+    -checks='${CLANG_TIDY_CHECKS}'
+    --header-filter=.*
+    --system-headers=false
+    ${SRC_FILES}
+    ${CLANG_TIDY_CONFIG}
+    --line-filter='[{\"name\":\"${EXTERNAL_SOURCE_PATH}/gtest/googletest-release-1.11.0/googletest/include/getest/*.h\"}]'
+    -p ${PLATFORM_PATH}/cmake-shell
+    WORKING_DIRECTORY ${TEST_SOURCE_PATH}/middleware/LedTest
+)
+add_custom_command(
+    TARGET ${TARGET_NAME}
+    PRE_BUILD
+    COMMAND make Led_Test_code_check
+    WORKING_DIRECTORY ${PLATFORM_PATH}/cmake-shell/
+)
+
+file(GLOB_RECURSE HEADER_FILES *.h)
+add_custom_target(
+    Led_Test_code_format
+    COMMAND ${CLANG_FORMAT_EXE}
+    -style=file
+    -i ${SRC_FILES} ${SRC_FILES_MAIN} ${HEADER_FILES}
+    WORKING_DIRECTORY ${TEST_SOURCE_PATH}/middleware/LedTest
+)
+add_custom_command(
+    TARGET ${TARGET_NAME}
+    PRE_BUILD
+    COMMAND make Led_Test_code_check
+    COMMAND make Led_Test_code_format
+    WORKING_DIRECTORY ${PLATFORM_PATH}/cmake-shell/
+)
+endif()
+define_file_name(${TARGET_NAME})
\ No newline at end of file
diff --git a/test/middleware/LedTest/mainTest.cpp b/test/middleware/LedTest/mainTest.cpp
new file mode 100644
index 00000000..fb1d91b4
--- /dev/null
+++ b/test/middleware/LedTest/mainTest.cpp
@@ -0,0 +1,9 @@
+#include <gmock/gmock.h>
+#include <gtest/gtest.h>
+#include <thread>
+#include <unistd.h>
+int main(int argc, char *argv[])
+{
+    testing::InitGoogleTest(&argc, argv);
+    return RUN_ALL_TESTS();
+}
\ No newline at end of file
diff --git a/test/middleware/LedTest/src/Led_Test.cpp b/test/middleware/LedTest/src/Led_Test.cpp
new file mode 100644
index 00000000..d048192f
--- /dev/null
+++ b/test/middleware/LedTest/src/Led_Test.cpp
@@ -0,0 +1,21 @@
+#include "IDeviceManager.h"
+#include "ILog.h"
+#include <gtest/gtest.h>
+
+namespace Led_Test
+{
+// ../output_files/test/bin/Led_Test --gtest_filter=Led_Test.Demo
+
+TEST(Led_Test, Demo)
+{
+    // 初始化Log
+    CreateLogModule();
+    CreateDeviceManagerModule();
+
+    IDeviceManager::GetInstance()->Init();
+    LedState _Led_State = LED_STATE_RED;
+    IDeviceManager::GetInstance()->ISetLedState("Led_testing", _Led_State, 10, 0);
+    IDeviceManager::GetInstance()->UnInit();
+}
+
+} /*namespace Led_Test*/
diff --git a/test/utils/UartDevice/src/UartDevice_Test.cpp b/test/utils/UartDevice/src/UartDevice_Test.cpp
index d1e8cd34..8d644971 100644
--- a/test/utils/UartDevice/src/UartDevice_Test.cpp
+++ b/test/utils/UartDevice/src/UartDevice_Test.cpp
@@ -26,11 +26,13 @@ TEST(UartDeviceTest, UNIT_UartDevice_AUTO_IllegalObject)
 {
     CreateLogModule();
     ILogInit(LOG_INSTANCE_TYPE_END);
+
     IUartOpen(nullptr);
     IUartSend(nullptr, nullptr, 0);
     IUartRecv(nullptr, nullptr, 0, 0);
     IUartTcflush(nullptr);
     IUartDeviceFree(nullptr);
+
     char illegalObject[100] = {0};
     void *object = &illegalObject[10];
     IUartOpen(object);