diff --git a/Service/Execute/Api/RfidApi.cs b/Service/Execute/Api/RfidApi.cs
index 5867831..4da8141 100644
--- a/Service/Execute/Api/RfidApi.cs
+++ b/Service/Execute/Api/RfidApi.cs
@@ -48,10 +48,56 @@ public class RfidApi
             Log.Error($"RfidApi StopRead err e={e}");
             return false;
         }
+
+       
+    }
+
+    public static async Task<bool> DisConnect()
+    {
+        Log.Info("DisConnect");
+        string url = BASE_URL + "/Api/Close";
+        try
+        {
+            string s = await _httpClient.GetStringAsync(url);
+            Log.Info($"DisConnect resp={s}");
+            return bool.Parse(s);
+        }
+        catch (Exception e)
+        {
+            Log.Error($"RfidApi DisConnect err e={e}");
+            return false;
+        }
+    }
+
+    public static async Task<bool> Connect()
+    {
+        var disConnect = await DisConnect();
+
+        Log.Info("Connect");
+        string url = BASE_URL + "/Api/Open";
+        try
+        {
+            string s = await _httpClient.GetStringAsync(url);
+            Log.Info($"Connect resp={s}");
+            return bool.Parse(s);
+        }
+        catch (Exception e)
+        {
+            Log.Error($"RfidApi Connect err e={e}");
+            return false;
+        }
     }
 
     public static async Task<RfidReadModel?> ReadRifd()
     {
+        //断连
+        var connect = await Connect();
+        if (!connect)
+        {
+            Log.Info("Rfid connect fail");
+            return null;
+        }
+
         Log.Info("ReadRifd");
         string url = BASE_URL + "/Api/ReadRfidData";
         try
diff --git a/Service/Execute/Step/StationReadyState.cs b/Service/Execute/Step/StationReadyState.cs
index b1d3191..4684259 100644
--- a/Service/Execute/Step/StationReadyState.cs
+++ b/Service/Execute/Step/StationReadyState.cs
@@ -39,6 +39,7 @@ public class StationReadyState : IState
         {
             return null;
         }
+
         //plc是否是远程模式
         var plcIsAuto = PlcIsAuto(machine);
         if (InvokeStatus.Done != plcIsAuto)
@@ -229,7 +230,7 @@ public class StationReadyState : IState
                         machine);
                     RfidApi.StopRead();
                     _log.Info("stop read rfid");
-
+                    RfidApi.DisConnect();
                     machine.RfidReadFlag = true;
                 }
             }, () =>