diff --git a/头罩视野slove/头罩视野/Views/PageTest.xaml.cs b/头罩视野slove/头罩视野/Views/PageTest.xaml.cs
index 153b7e5..38dd7bd 100644
--- a/头罩视野slove/头罩视野/Views/PageTest.xaml.cs
+++ b/头罩视野slove/头罩视野/Views/PageTest.xaml.cs
@@ -207,7 +207,7 @@ namespace 头罩视野.Views
 
         }
         //测试btn  测试按钮：读取数据，存入共享列表
-        private void Button_Click_Test(object sender, RoutedEventArgs e)
+        private async void Button_Click_Test(object sender, RoutedEventArgs e)
 
         {
             ma.BtnClickFunction(Function.ButtonType.复归型, 100);
@@ -250,8 +250,11 @@ namespace 头罩视野.Views
             // 2. 从0转到180，每 stepAngle 执行一次
             for (double current = stepAngle; current <= 180; current += stepAngle)
             {
+
+                await ReadLightBarData();
+
+                // 读完再转数组
                 int[] lightData = DataList.Cast<int>().ToArray();
-                _ = ReadLightBarData();
 
                 //开始计算视野面积
                 double singleArea = GetArea.CalculateEllipseArea(lightData, _lightPositions);
@@ -330,6 +333,7 @@ namespace 头罩视野.Views
 
             try
             {
+                DataList.Clear();
                 // 读取灯条寄存器（地址350，长度15）
                 ushort[] registers = await _modbusMaster.ReadHoldingRegistersAsync(1, 350, 15);