ComConnector Fix

2016-09-01 10:56:31 +08:00
parent b4f54d2f13
commit 149cc6f7c3
1 changed files with 9 additions and 1 deletions
--- a/Modbus.Net/Modbus.Net/ComConnector.cs
+++ b/Modbus.Net/Modbus.Net/ComConnector.cs
@@ -63,7 +63,15 @@ namespace Modbus.Net

        public override bool IsConnected
        {
-            get { return SerialPort1 != null && SerialPort1.IsOpen; }
+            get
+            {
+                if (_serialPort1 != null && !SerialPort1.IsOpen)
+                {
+                    _serialPort1.Dispose();
+                    _serialPort1 = null;
+                }
+                return _serialPort1 != null && _serialPort1.IsOpen;
+            }
        }

        public override bool Connect()