diff --git a/NDSD-Screwdriver/AppTool.cs b/NDSD-Screwdriver/AppTool.cs
deleted file mode 100644
index 3345b40..0000000
--- a/NDSD-Screwdriver/AppTool.cs
+++ /dev/null
@@ -1,21 +0,0 @@
-using System;
-
-namespace NDSD_Screwdriver
-{
-    using System.Configuration;
-    public class AppTool
-    {
-        public static string GetIp()
-        {
-            return ConfigurationManager.AppSettings["ip"].ToString();
-        }
-        
-        public static string GetDb()
-        {
-            return ConfigurationManager.AppSettings["db"].ToString();
-        }
-
-        public static String GetCom=> ConfigurationManager.AppSettings["com"].ToString();
-       
-    }
-}
\ No newline at end of file
diff --git a/NDSD-Screwdriver/FrmSetting.cs b/NDSD-Screwdriver/FrmSetting.cs
index 8c5f6fd..0c73e3a 100644
--- a/NDSD-Screwdriver/FrmSetting.cs
+++ b/NDSD-Screwdriver/FrmSetting.cs
@@ -34,7 +34,8 @@ namespace NDSD_Screwdriver
         public void Init()
         {
             dataGridView1.AutoGenerateColumns = false;
-            var ctx = SqlLiteTool.GetDb(AppTool.GetDb());
+            var memorySetting = MemorySetting.Current;
+            var ctx = SqlLiteTool.GetDb(memorySetting.DB);
             var list = ctx.Query<RFIDConfigEntity>().Where(x => x.IsEnable == true).ToList();
 
             //  dataGridView1.DataSource = list;//DataGridView的行可以添加删除（只有允许添加行、删除行）
@@ -44,7 +45,7 @@ namespace NDSD_Screwdriver
             dataGridView1.AllowUserToDeleteRows = true;
 
 
-            var memorySetting = MemorySetting.Current;
+          
             ServerIPTextbox.Text = memorySetting.ServerIP;
             ServerPortTextbox.Text=memorySetting.ServerPort;
             AlarmTimeValueTextBox.Text = memorySetting.AlarmTimeValue.ToString();
@@ -178,7 +179,8 @@ namespace NDSD_Screwdriver
 
             if (list.Count > 0)
             {
-                var ctx = SqlLiteTool.GetDb(AppTool.GetDb());
+                var memorySetting = MemorySetting.Current;
+                var ctx = SqlLiteTool.GetDb(memorySetting.DB);
                 ctx.Update<RFIDConfigEntity>(a => a.IsEnable == true, a => new RFIDConfigEntity()
                 {
                     IsEnable = false
diff --git a/NDSD-Screwdriver/MainForm.cs b/NDSD-Screwdriver/MainForm.cs
index 1af43c8..6c71001 100644
--- a/NDSD-Screwdriver/MainForm.cs
+++ b/NDSD-Screwdriver/MainForm.cs
@@ -75,12 +75,15 @@ namespace NDSD_Screwdriver
 
         public MainForm()
         {
-            SqlLiteTool.CreateTable(AppTool.GetDb());
+           
+
+           
             InitializeComponent();
 
             var memorySetting = MemorySetting.Current;
 
-            LogContext = SqlLiteTool.GetDb(AppTool.GetDb());
+            SqlLiteTool.CreateTable(memorySetting.DB);
+            LogContext = SqlLiteTool.GetDb(memorySetting.DB);
             RFIDLogsEntitys = LogContext.Query<RFIDLogsEntity>().OrderByDesc(a => a.CreateTime).Take(200).ToList();
             LogDataGridView.AutoGenerateColumns = false;
             LogDataGridView.DataSource = null;
@@ -94,7 +97,7 @@ namespace NDSD_Screwdriver
 
             try
             {
-                serialPort = new SerialPortFactory(AppTool.GetCom);
+                serialPort = new SerialPortFactory(memorySetting.Com);
                 StartLongRunningTask();
             }
             catch (Exception e)
@@ -165,10 +168,11 @@ namespace NDSD_Screwdriver
             //    flashThread.Abort();
             //}
             //FlashThread();
-         
-             
+
+
+            var memorySetting = MemorySetting.Current;
             //读取rfid数据
-            var ctx = SqlLiteTool.GetDb(AppTool.GetDb());
+            var ctx = SqlLiteTool.GetDb(memorySetting.DB);
             var list = ctx.Query<RFIDConfigEntity>().Where(x => x.IsEnable == true).ToList();
             var strs = list.Select(x => x.RfidNo).ToArray();
             RFIDStatesEntities = new List<RFIDStatesEntity>();
diff --git a/NDSD-Screwdriver/MemorySetting.cs b/NDSD-Screwdriver/MemorySetting.cs
index 35185b9..bc38438 100644
--- a/NDSD-Screwdriver/MemorySetting.cs
+++ b/NDSD-Screwdriver/MemorySetting.cs
@@ -14,6 +14,15 @@ namespace NDSD_Screwdriver
     [Config("MemorySetting")]
     public  class MemorySetting : Config<MemorySetting>
     {
+
+        public MemorySetting()
+        {
+
+        }
+
+
+        public string DB { get; set; }= "Data Source=ndsd.db;Version=3;"
+
         /// <summary>
         /// 服务端IP
         /// </summary>
diff --git a/NDSD-Screwdriver/NDSD_Screwdriver.csproj b/NDSD-Screwdriver/NDSD_Screwdriver.csproj
index fa75ce9..419daa6 100644
--- a/NDSD-Screwdriver/NDSD_Screwdriver.csproj
+++ b/NDSD-Screwdriver/NDSD_Screwdriver.csproj
@@ -98,7 +98,6 @@
     </Reference>
   </ItemGroup>
   <ItemGroup>
-    <Compile Include="AppTool.cs" />
     <Compile Include="FrmSetting.cs">
       <SubType>Form</SubType>
     </Compile>