diff --git a/ConvertMoels/BoolRBConvert.cs b/ConvertMoels/BoolRBConvert.cs
index e0b463f..4c05bf0 100644
--- a/ConvertMoels/BoolRBConvert.cs
+++ b/ConvertMoels/BoolRBConvert.cs
@@ -12,9 +12,9 @@ namespace DyeingComputer.ConvertMoels
     {
         public object Convert(object value, Type targetType, object parameter, CultureInfo culture)
         {
-            String G = value.ToString();
+            bool G =(Boolean) value;
            // bool G = (bool)value;
-            if (G == "False")//判断单元格值是否为零
+            if (!G)//判断单元格值是否为零
             {
                 return "";//零返回
             }
@@ -26,7 +26,7 @@ namespace DyeingComputer.ConvertMoels
 
         public object ConvertBack(object value, Type targetType, object parameter, CultureInfo culture)
         {
-            return null;
+            return "";
         }
     }
 }
diff --git a/ConvertMoels/IORBConvert.cs b/ConvertMoels/IORBConvert.cs
index 222f651..6786d93 100644
--- a/ConvertMoels/IORBConvert.cs
+++ b/ConvertMoels/IORBConvert.cs
@@ -14,13 +14,13 @@ namespace DyeingComputer.ConvertMoels
         {
             String G = value.ToString();
            // bool G = (bool)value;
-            if ((G == "AI")||(G == "DI"))//判断单元格值是否为零
+            if ((G == "AI")||(G == "DO"))//判断单元格值是否为零
             {
                 return "green";//零返回
             }
             else
             {
-                return "red";//非零返回红色
+                return "blue";//非零返回红色
             }
         }
 
diff --git a/View/InOutView.xaml b/View/InOutView.xaml
index 38d5541..94978c7 100644
--- a/View/InOutView.xaml
+++ b/View/InOutView.xaml
@@ -67,7 +67,13 @@
                 <DataGridTextColumn Header="{x:Static lang:Resources.ParameterSet}" Width="100" Binding="{Binding DIO}" IsReadOnly="True">
                     <DataGridTextColumn.ElementStyle>
                         <Style TargetType="{x:Type TextBlock}">
-                            <Setter Property="Background" Value="{Binding Path=DIO,Converter={StaticResource BoolRBConvert}}"/>
+                            <Style.Triggers>
+                                <DataTrigger Binding="{Binding Path= DIO}" Value="False">
+                                </DataTrigger>
+                                <DataTrigger Binding="{Binding Path= DIO}" Value="True">
+                                    <Setter Property="Foreground" Value="Red"></Setter>
+                                </DataTrigger>
+                            </Style.Triggers>
                         </Style>
                     </DataGridTextColumn.ElementStyle>
                 </DataGridTextColumn>
diff --git a/ViewModel/MainWindowViewModel.cs b/ViewModel/MainWindowViewModel.cs
index df66bdc..6fb66ab 100644
--- a/ViewModel/MainWindowViewModel.cs
+++ b/ViewModel/MainWindowViewModel.cs
@@ -94,7 +94,7 @@ namespace DyeingComputer.ViewModel
         {
             DispatcherTimer timer1s = new DispatcherTimer//初始化循环，每1秒调用一次Tick
             {
-                Interval = TimeSpan.FromSeconds(1)//秒
+                Interval = TimeSpan.FromSeconds(0.5)//秒
             };
             timer1s.Tick += Tick_Event_1S;
             timer1s.Start();
@@ -165,8 +165,12 @@ namespace DyeingComputer.ViewModel
         private bool LINK_OK = false;
         private int LINK_RUN = 0;
         private int LINK_ERR = 0;
-        bool[] DQ = new bool[12];
-        ushort DQ_L = 12;
+        bool[] DQ = new bool[128];
+        ushort DQ_L = 128;
+        bool[] DO = new bool[128];
+        ushort DO_L = 128;
+        readonly byte slaveId = 1;
+
         private async void Modbus_link()
         {
             await Task.Run(() =>
@@ -178,21 +182,22 @@ namespace DyeingComputer.ViewModel
                 // write three registers
 
                 LINK_RUN++;
-              //  try
+                try
                 {
                    
 
-
-                    byte slaveId = 1;
-                    ushort startAddress = 46001;
-                    ushort[] registers = new ushort[] { 1, 2, 3 };
+                 //   ushort startAddress = 46001;
+                //    ushort[] registers = new ushort[] { 1, 2, 3 };
                  //   master.WriteMultipleRegisters(slaveId, startAddress, registers);
 
-                   // bool[] x = master.ReadInputs(slaveId, 1001, 100);
-                    DQ = master.ReadCoils(slaveId,0, DQ_L);
+                  
+                    DO = master.ReadCoils(slaveId, 01000, DO_L);
+                    DQ = master.ReadCoils(slaveId, 00000, DQ_L);
+                    LINK_OK=true;
                 }
-             //   catch (Exception ex) 
+                catch (Exception ex) 
                 {
+                    LINK_OK=false;
                     LINK_ERR++;
                //     LogGing.LogGingDATA(ex.Message);
                     Name_err = "PLC"+Properties.Resources.Connectionlost;
@@ -213,7 +218,7 @@ namespace DyeingComputer.ViewModel
         {
             SQLiteHelpers = new SQLiteHelper(DBAddress); //数据库连接路径
             SQLiteHelpers.Open();  //打开数据库
-            dt_d = SQLiteHelpers.ExecuteDataSet("select * from IOName where type='DI' OR type='DO'", null).Tables[0];  //读取表写入缓存
+            dt_d = SQLiteHelpers.ExecuteDataSet("select * from IOName where ID>'2000' AND ID<'4000'", null).Tables[0];  //读取表写入缓存
             dt_a = SQLiteHelpers.ExecuteDataSet("select * from IOName where type='AI' OR type='AO'", null).Tables[0];
             dt_m = SQLiteHelpers.ExecuteDataSet("select * from IOName where type='M'", null).Tables[0];
             SQLiteHelpers.Close();
@@ -223,14 +228,12 @@ namespace DyeingComputer.ViewModel
         {
             await Task.Run(() =>
             {
-               
-                for (ushort i = 0; i < DQ_L; i++) 
-                {
+                for (ushort i = 0; i < DO_L; i++) { updata_dtd((i + 2001).ToString(), DO[i]); }
+                for (ushort i = 0; i < DQ_L; i++) { updata_dtd((i + 3001).ToString(), DQ[i]); }
+            });
 
-                    //updata_dtd(i.ToString(), DQ[i]);
-                   
-                }
-                updata_dtd("1", false);
+            await Task.Run(() =>
+            {
                 SYSData_A = ToObservableCollection<DATA_A>(dt_a);
                 SYSData_D = ToObservableCollection<DATA_D>(dt_d);
                 SYSData_M = ToObservableCollection<DATA_M>(dt_m);
@@ -266,12 +269,17 @@ namespace DyeingComputer.ViewModel
         }
         void updata_dtd(string key, bool Value)//更新D寄存器
         {
-            DataRow[] arrRows = dt_d.Select("ID=" + key);
+            DataRow[] arrRows = dt_d.Select("ID='" + key+"'");
             int index = dt_d.Rows.IndexOf(arrRows[0]);
-            DataRow drEmployee = dt_d.Rows[index];
-            drEmployee.BeginEdit();
-            drEmployee["DIO"] = Value;
-            drEmployee.EndEdit();
+            if (index != -1)
+            {
+                DataRow drEmployee = dt_d.Rows[index];
+                drEmployee.BeginEdit();
+                drEmployee["DIO"] = Value;
+                drEmployee.EndEdit();
+                drEmployee.AcceptChanges();
+                drEmployee.ClearErrors();
+            }
         }
         void updata_dta(string key, int Value)//更新A寄存器
         {