diff --git a/ViewModel/MainWindowViewModel.cs b/ViewModel/MainWindowViewModel.cs
index cc7278f..07f3054 100644
--- a/ViewModel/MainWindowViewModel.cs
+++ b/ViewModel/MainWindowViewModel.cs
@@ -9,7 +9,9 @@ using Microsoft.Win32;
 using Newtonsoft.Json.Linq;
 using NModbus;
 using NModbus.Serial;
+using OpenHardwareMonitor.Hardware;
 using System;
+using System.Collections.Concurrent;
 using System.Collections.Generic;
 using System.Collections.ObjectModel;
 using System.ComponentModel;
@@ -35,7 +37,6 @@ using System.Windows.Input;
 using System.Windows.Media;
 using System.Windows.Threading;
 using TouchSocket.Sockets;
-using OpenHardwareMonitor.Hardware;
 
 namespace DyeingComputer.ViewModel
 {
@@ -3392,35 +3393,50 @@ namespace DyeingComputer.ViewModel
             {
                 await Task.Run(() =>
                 {
-                    try
+                    while (true)
                     {
-                        if (protocols_ == "MODBUS_RTU")
+                        try
                         {
-                            DO = master.ReadCoils(slaveId, 0, DO_L);  //读取线圈
-                            RW = master.ReadHoldingRegisters(slaveId, 0, RW_L);  //读取寄存器   
-                            master.WriteMultipleCoils(slaveId, 0, DQ);  //写入线圈     
-                            master.WriteMultipleRegisters(slaveId, 0, DW);  //写入寄存器
-                        }//MODBUSRTU
-                        else
+                            if (protocols_ == "MODBUS_RTU")
+                            {
+                                while (_logQueue.Count>0)
+                                {
+                                    QueueS d=_logQueue.Dequeue();
+                                    master.WriteSingleCoil(slaveId,Convert.ToUInt16(d.ID),d.D_DAT);
+                                }
+                                DO = master.ReadCoils(slaveId, 0, DO_L);  //读取线圈
+                                RW = master.ReadHoldingRegisters(slaveId, 0, RW_L);  //读取寄存器   
+                                DQ = master.ReadCoils(slaveId, 0, DQ_L);
+                                //master.WriteMultipleCoils(slaveId, 0, DQ);  //写入线圈     
+                                master.WriteMultipleRegisters(slaveId, 0, DW);  //写入寄存器
+                            }//MODBUSRTU
+                            else
+                            {
+                                while (_logQueue.Count > 0)
+                                {
+                                    QueueS d = _logQueue.Dequeue();
+                                    master.WriteSingleCoil(slaveId, Convert.ToUInt16(d.ID+02000), d.D_DAT);
+                                }
+                                DO = master.ReadCoils(slaveId, 02255, DO_L);  //读取线圈
+                                RW = master.ReadHoldingRegisters(slaveId, 06000, RW_L);  //读取寄存器   
+                                DQ = master.ReadCoils(slaveId, 02000, DQ_L);
+                               // master.WriteMultipleCoils(slaveId, 02000, DQ);  //写入线圈     
+                                master.WriteMultipleRegisters(slaveId, 07000, DW);  //写入寄存器
+                            }//SCMODBUSRTU
+                            LINK_OK = true;
+                            ERRinf.ERRinf_d(errTabler, "ERR001");
+                            LINK_RUN++;
+                        }
+                        catch (Exception ex)
                         {
-                            DO = master.ReadCoils(slaveId, 02255, DO_L);  //读取线圈
-                            RW = master.ReadHoldingRegisters(slaveId, 06000, RW_L);  //读取寄存器   
-                            master.WriteMultipleCoils(slaveId, 02000, DQ);  //写入线圈     
-                            master.WriteMultipleRegisters(slaveId, 07000, DW);  //写入寄存器
-                        }//SCMODBUSRTU
-                        LINK_OK = true;
-                        ERRinf.ERRinf_d(errTabler, "ERR001");
-                        LINK_RUN++;
-                    }
-                    catch (Exception ex)
-                    {
-                        LINK_OK = false;
-                        LINK_ERR++;
-                        ERRinf.ERRinf_w(errTabler, "PLC" + Properties.Resources.Connectionlost + "(" + ex.Message + ")", "ERR001");
-                    }
-                    finally
-                    {
-                        Port_link();
+                            LINK_OK = false;
+                            LINK_ERR++;
+                            ERRinf.ERRinf_w(errTabler, "PLC" + Properties.Resources.Connectionlost + "(" + ex.Message + ")", "ERR001");
+                        }
+                        finally
+                        {
+                          //  Port_link();
+                        }
                     }
                 });
             }
@@ -3702,6 +3718,10 @@ namespace DyeingComputer.ViewModel
                         , e.Row.Field<string>("ID")
                         , e.Row.Field<string>("PLC"));
                 }
+                if (MD < 4000 && MD > 3000)
+                {
+                    _logQueue.Enqueue(new QueueS {ID = MD - 3001 ,D_DAT= e.Row.Field<bool>("DIO") });                  
+                }
             }
             catch (Exception) { }
         }
@@ -3981,6 +4001,11 @@ namespace DyeingComputer.ViewModel
             public string PLC { get; set; }
             public string type { get; set; }
         }
+        public class QueueS
+        {
+            public int ID { get; set; }
+            public bool D_DAT { get; set; }
+        }
         public class TechnologicalProcess
         {
             public int RUN { get; set; }
@@ -4009,6 +4034,7 @@ namespace DyeingComputer.ViewModel
             public string DYELOT { get; set; }
             public string Remark { get; set; }
         }
+        public static Queue<QueueS> _logQueue = new Queue<QueueS>();
         public ObservableCollection<T> ToObservableCollection<T>(DataTable dt) where T : class, new()
         {
             Type t = typeof(T);