。。。

DosingSystem/App.xaml.cs

@@ -109,9 +109,8 @@ namespace BPASmartClient.DosingSystem
 
         protected override void OnExit(ExitEventArgs e)
         {
-            excute.ShutDownHandler();
-
             base.OnExit(e);
+            excute.ShutDown();
             //excute?.MqttDisConnect();
             Json<LocalRecipe>.Save();
             Json<DevicePar>.Save();

DosingSystem/ExcuteControl .cs

@@ -394,6 +394,39 @@ namespace BPASmartClient.DosingSystem
             }
             Task.WaitAll(tasks.ToArray(),TimeSpan.FromSeconds(5));
         }
+
+        public void ShutDown()
+        {
+            TaskManage.GetInstance.StopTask("设备下发配方");
+            TaskManage.GetInstance.StopTask("下发设备参数");
+            TaskManage.GetInstance.StopTask("控制传送带");
+            List<Task> tasks = new();
+            tasks.Add(SimensSend.GetInstance.SendSimens.WriteAsync("M0.0", false));
+            tasks.Add(SimensSend.GetInstance.SendSimens.WriteAsync("M0.1", false));
+            var writeTasks = DeviceInquire.GetInstance.DeviceLists.Values.Select(async item =>
+            {
+                bool writeSuccessful = false;
+                int maxRetries = 3;
+                int retryCount = 0;
+
+                while (!writeSuccessful && retryCount < maxRetries)
+                {
+                    var result = await item.modbusTcp.WriteAsync<ushort>(DeviceAddress.TranspportSwitch.ToAdd(), 0);
+
+                    if (result.IsSuccess)
+                    {
+                        writeSuccessful = true;
+                    }
+                    else
+                    {
+                        retryCount++;
+                    }
+                }
+            });
+
+            tasks.AddRange(writeTasks);
+            Task.WaitAll(tasks.ToArray(), TimeSpan.FromSeconds(5));
+        }
         private void MatchRun()
         {