diff --git a/CMakeLists.txt b/CMakeLists.txt
index 195c52d..445f825 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -1,6 +1,6 @@
 cmake_minimum_required(VERSION 3.26)
 
-set(PROJECT_N demo)
+set(PROJECT_N serialt)
 project(${PROJECT_N} VERSION 1.0)
 
 set(CMAKE_CXX_STANDARD 23)
diff --git a/include/serial.h b/include/serial.h
index b4e2abe..3e34f07 100644
--- a/include/serial.h
+++ b/include/serial.h
@@ -3,12 +3,12 @@
 
 #include <algorithm>
 #include <chrono>
-#include <cstring>
 #include <expected>
 #include <format>
 #include <functional>
 #include <iostream>
 #include <ranges>
+#include <sstream>
 #include <string>
 #include <string_view>
 #include <thread>
@@ -62,7 +62,7 @@ class Serial {
     serialib ser;
     const char *endChar = "\r\n";
     std::function<void(const std::string &)> logCallBack;
-    bool removeEcho = true;
+    bool removeEcho = true; // 剔除回显
 
   public:
     Serial() = default;
@@ -84,12 +84,6 @@ class Serial {
 
     bool IsOpen() { return ser.isDeviceOpen(); }
 
-    template <SupportString T>
-    bool OpenDeviceDelay(T portName, unsigned int baudRate, int delay) {
-        std::this_thread::sleep_for(std::chrono::seconds(delay));
-        return OpenDevice(portName, baudRate);
-    }
-
     template <SupportString T>
     bool OpenDevice(T portName, unsigned int bauds = 115200,
                     int delayTime = 0) {
@@ -131,6 +125,22 @@ class Serial {
         return GetAtResponse(command, timeout);
     }
 
+    template <int repeatTime = 5, int delayTime = 200, int timeout = 200,
+              SupportString T, SupportString... Args>
+    bool GetAtUntilRepeat(T command, Args... args) {
+        std::stringstream ss;
+        int i = 0;
+        while (i++ < repeatTime) {
+            ss.str("");
+            ss << "Count: " << i << "\n";
+            Log(ss.str());
+            std::this_thread::sleep_for(std::chrono::milliseconds(delayTime));
+            if (GetAtUntil<timeout>(command, args...))
+                return true;
+        }
+        return false;
+    }
+
     template <SupportString T>
     std::expected<std::string, SerialErrorCode>
     GetAtResponse(T command, int timeout = 50) {