diff --git a/General/General.csproj b/General/Soul2.General.csproj
similarity index 100%
rename from General/General.csproj
rename to General/Soul2.General.csproj
diff --git a/SerialPort/Soul2.SerialPort.csproj b/SerialPort/Soul2.SerialPort.csproj
new file mode 100644
index 0000000..2e95d3f
--- /dev/null
+++ b/SerialPort/Soul2.SerialPort.csproj
@@ -0,0 +1,18 @@
+<Project Sdk="Microsoft.NET.Sdk">
+
+  <PropertyGroup>
+    <TargetFramework>net7.0</TargetFramework>
+    <ImplicitUsings>enable</ImplicitUsings>
+    <Nullable>enable</Nullable>
+    <RootNamespace>Soul2.$(MSBuildProjectName.Replace(" ", "_"))</RootNamespace>
+  </PropertyGroup>
+
+  <ItemGroup>
+    <PackageReference Include="GodSharp.SerialPort" Version="1.2.0.6" />
+  </ItemGroup>
+
+  <ItemGroup>
+    <ProjectReference Include="..\General\Soul2.General.csproj" />
+  </ItemGroup>
+
+</Project>
diff --git a/General/utils/GodSerialPortUtils.cs b/SerialPort/utils/GodSerialPortUtils.cs
similarity index 78%
rename from General/utils/GodSerialPortUtils.cs
rename to SerialPort/utils/GodSerialPortUtils.cs
index e35987d..950f1d4 100644
--- a/General/utils/GodSerialPortUtils.cs
+++ b/SerialPort/utils/GodSerialPortUtils.cs
@@ -9,10 +9,9 @@ using GodSharp.SerialPort;
 using System.IO.Ports;
 using System.Text.RegularExpressions;
 
-namespace Soul2.General.utils {
+namespace Soul2.SerialPort.utils {
     /// <summary>
     /// 串口通信工具类
-    /// 需要TimerUtils
     /// </summary>
     public static class GodSerialPortUtils {
 
@@ -42,17 +41,22 @@ namespace Soul2.General.utils {
         /// 查询所有可用串口
         /// </summary>
         /// <returns>串口名称数组</returns>
-        public static string[] find() {
-            return SerialPort.GetPortNames();
-        }
+        public static string[] find() => System.IO.Ports.SerialPort.GetPortNames();
 
         /// <summary>
         /// 当前连接状态
         /// </summary>
         /// <returns></returns>
-        public static bool status() {
-            return gsp != null && gsp.IsOpen != false;
-        }
+        public static bool status() => (gsp != null && gsp.IsOpen != false);
+
+        /// <summary>
+        /// 发送报文信息
+        /// </summary>
+        /// <param name="data">发送的内容</param>
+        /// <param name="callback">回调函数，参数为byte[]类型的回信</param>
+        /// <param name="wait_complete">是否等待回信完成再执行回调函数，默认为否</param>
+        /// <exception cref="Exception"></exception>
+        public static void send(string data, Action<byte[]> callback = null, bool wait_complete = false) => send(data.HexToByte(), callback, wait_complete);
 
         /// <summary>
         /// 发送报文信息
@@ -142,5 +146,24 @@ namespace Soul2.General.utils {
             return hexBytes.ToHexString();
         }
 
+        /// <summary>
+        /// 计算校验码
+        /// </summary>
+        /// <param name="msg">当前报文，不应包含校验码的部分</param>
+        /// <returns></returns>
+        public static string CalcChecksum(string msg) {
+            if (msg.StartsWith("FE FE FE FE ")) {
+                msg = msg.Replace("FE FE FE FE ", "");
+            }
+
+            // 检查输入字符串是否符合要求
+            if (!Regex.IsMatch(msg, @"^[\da-fA-F]{2}( [\da-fA-F]{2})*$")) {
+                return "==";
+            }
+
+            var bts = msg.Split(' ').Select(b => Convert.ToInt32(b, 16)).ToArray();
+            var r = (bts.Sum() % 256).ToString("X2");
+            return r;
+        }
     }
 }
diff --git a/Soul2-Library.sln b/Soul2-Library.sln
index f5640eb..592c8ff 100644
--- a/Soul2-Library.sln
+++ b/Soul2-Library.sln
@@ -3,7 +3,9 @@ Microsoft Visual Studio Solution File, Format Version 12.00
 # Visual Studio Version 17
 VisualStudioVersion = 17.5.33530.505
 MinimumVisualStudioVersion = 10.0.40219.1
-Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "General", "General\General.csproj", "{8B24AB73-0D6F-426D-92D3-25CBE6ED718E}"
+Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "Soul2.General", "General\Soul2.General.csproj", "{8B24AB73-0D6F-426D-92D3-25CBE6ED718E}"
+EndProject
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Soul2.SerialPort", "SerialPort\Soul2.SerialPort.csproj", "{B2EFA26A-A2CF-4090-85FD-31085D7A1A65}"
 EndProject
 Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution
@@ -15,6 +17,10 @@ Global
 		{8B24AB73-0D6F-426D-92D3-25CBE6ED718E}.Debug|Any CPU.Build.0 = Debug|Any CPU
 		{8B24AB73-0D6F-426D-92D3-25CBE6ED718E}.Release|Any CPU.ActiveCfg = Release|Any CPU
 		{8B24AB73-0D6F-426D-92D3-25CBE6ED718E}.Release|Any CPU.Build.0 = Release|Any CPU
+		{B2EFA26A-A2CF-4090-85FD-31085D7A1A65}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{B2EFA26A-A2CF-4090-85FD-31085D7A1A65}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{B2EFA26A-A2CF-4090-85FD-31085D7A1A65}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{B2EFA26A-A2CF-4090-85FD-31085D7A1A65}.Release|Any CPU.Build.0 = Release|Any CPU
 	EndGlobalSection
 	GlobalSection(SolutionProperties) = preSolution
 		HideSolutionNode = FALSE