initial commit

Infrastructure/Kwp/KLineInterface.cs

@@ -0,0 +1,70 @@
+using System;
+using System.IO.Ports;
+
+namespace HC_APTBS.Infrastructure.Kwp
+{
+    class KLineInterface : IInterface
+    {
+        public KLineInterface(string portName, int baudRate)
+        {
+            _port = new SerialPort(portName)
+            {
+                BaudRate = baudRate,
+                DataBits = 8,
+                Parity = Parity.None,
+                StopBits = StopBits.One,
+                Handshake = Handshake.None,
+                RtsEnable = false,
+                DtrEnable = true,
+                ReadTimeout = 1000,
+                WriteTimeout = 500
+            };
+
+            _port.Open();
+        }
+
+        public void Dispose()
+        {
+            _port.Close();
+        }
+
+        public byte ReadByte()
+        {
+			try
+			{
+				var b = (byte)_port.ReadByte();
+				return b;
+			}
+			catch (TimeoutException ex)
+			{
+				throw new TimeoutException("Read timed out");
+			}
+
+		}
+
+			public void WriteByteRaw(byte b)
+        {
+            _buf[0] = b;
+            _port.Write(_buf, 0, 1);
+        }
+
+        public void SetBreakOn()
+        {
+            _port.BreakState = true;
+        }
+
+        public void SetBreakOff()
+        {
+            _port.BreakState = false;
+        }
+
+        public void ClearReceiveBuffer()
+        {
+            _port.DiscardInBuffer();
+        }
+
+        private readonly SerialPort _port;
+
+        private readonly byte[] _buf = new byte[1];
+    }
+}