1

HKCardOUT/ViewModels/RootViewModel.cs

@@ -86,14 +86,20 @@ namespace HKCardOUT.ViewModels
                     HandyControl.Controls.Growl.InfoGlobal(ex.Message);
                 }
             }), "循环状态监测线程", false);
-            // 初始化 串口
-            UHF_RS485_Helper.GetInstance().Open(new SerialParam
+            try
             {
-                PortName = DataBus.COM,
-                BaudRate = 57600,
-                DataBits = 8
-            });
-
+                // 初始化 串口
+                UHF_RS485_Helper.GetInstance().Open(new SerialParam
+                {
+                    PortName = DataBus.COM,
+                    BaudRate = 57600,
+                    DataBits = 8
+                });
+            }
+            catch (Exception)
+            {
+                HandyControl.Controls.Growl.WarningGlobal("未接入相应设备");
+            }
             if (!UHF_RS485_Helper.GetInstance().GetSerialPortState())
                 HandyControl.Controls.Growl.InfoGlobal("串口打开失败");
             //读取读卡器