ViewModels/MainViewModel.cs

@@ -1,9 +1,11 @@
 using MembranePoreTester.Communication;
 using System.Collections.ObjectModel;
 using System.ComponentModel;  // 用于 PropertyChanged
+using System.Net;
 using System.Threading.Tasks;
 using System.Windows;
 using System.Windows.Input;
+using static OfficeOpenXml.ExcelErrorValue;
 
 namespace MembranePoreTester.ViewModels
 {
@@ -117,15 +119,19 @@ namespace MembranePoreTester.ViewModels
 
             private async Task WritePressureModeAsync(string mode)
             {
-                ushort val = mode == "高压" ? (ushort)1 : (ushort)0;
+                if (IsDisposed) return;
+
+                ushort val = mode.ToString().Contains("高压") ? (ushort)0 : (ushort)1;
                 try
                 {
-                    await _plcService.WriteRegisterAsync(_plcConfig.PressureModeRegister, val);
+
+                    await _plcService.WriteSingleRegisterAsync(_plcConfig.PressureModeRegister, val);
                 }
                 catch (Exception ex)
                 {
                     MessageBox.Show($"写压力模式失败: {ex.Message}");
                 }
+
             }
 
 
@@ -144,7 +150,7 @@ namespace MembranePoreTester.ViewModels
 
         public MainViewModel()
         {
-            for (int i = 1; i <= 3; i++)
+            for (int i = 1; i <= 1; i++)
             {
                 var station = new StationItem
                 {