update 2014-07-31 3

NA200H/ModBus.Net/AddressTranslator.cs

@@ -0,0 +1,57 @@
+using System.Collections.Generic;
+
+namespace ModBus.Net
+{
+    public abstract class AddressTranslator
+    {
+        protected static AddressTranslator _instance;
+        public Dictionary<string, short> TransDictionary;
+
+        public abstract ushort AddressTranslate(string address);
+    }
+
+    public class AddressTranslatorNA200H : AddressTranslator
+    {
+        private AddressTranslatorNA200H()
+        {
+            TransDictionary = new Dictionary<string, short>();
+            TransDictionary.Add("Q", 0);
+            TransDictionary.Add("M", 10000);
+            TransDictionary.Add("N", 20000);
+            TransDictionary.Add("I", 0);
+            TransDictionary.Add("S", 10000);
+            TransDictionary.Add("IW", 0);
+            TransDictionary.Add("SW", 5000);
+            TransDictionary.Add("E", 10000);
+            TransDictionary.Add("MW", 0);
+            TransDictionary.Add("NW", 10000);
+            TransDictionary.Add("QW", 20000);
+            TransDictionary.Add("CLOCK", 30000);
+            TransDictionary.Add("V", 0);
+        }
+
+        public static AddressTranslator GetInstance()
+        {
+            if (_instance == null)
+            {
+                _instance = new AddressTranslatorNA200H();
+            }
+            return _instance;
+        }
+
+        public override ushort AddressTranslate(string address)
+        {
+            address = address.ToUpper();
+            int i = 0;
+            int t;
+            while (!int.TryParse(address[i].ToString(), out t) && i < address.Length)
+            {
+                i++;
+            }
+            if (i == 0) return ushort.Parse(address);
+            string head = address.Substring(0, i);
+            string tail = address.Substring(i);
+            return (ushort) (TransDictionary[head] + ushort.Parse(tail) - 1);
+        }
+    }
+}

NA200H/ModBus.Net/BaseProtocal.cs

@@ -0,0 +1,71 @@
+using System;
+using System.Collections.Generic;
+using System.Reflection;
+
+namespace ModBus.Net
+{
+    public abstract class BaseProtocal
+    {
+        /// <summary>
+        ///     发送数据
+        /// </summary>
+        /// <param name="content">需要发送的数据</param>
+        /// <returns>数据是否正确接收</returns>
+        protected ProtocalLinker _protocalLinker;
+
+        protected BaseProtocal()
+        {
+            Protocals = new Dictionary<string, ProtocalUnit>();
+        }
+
+        public ProtocalUnit this[string protocalName]
+        {
+            get
+            {
+                if (Protocals.ContainsKey(protocalName))
+                {
+                    return Protocals[protocalName];
+                }
+                var protocalUnit =
+                    Assembly.Load("ModBus.Net").CreateInstance("ModBus.Net." + protocalName) as ProtocalUnit;
+                if (protocalUnit == null) throw new InvalidCastException("没有相应的协议内容");
+                Register(protocalUnit);
+                return Protocals[protocalName];
+            }
+        }
+
+        protected Dictionary<string, ProtocalUnit> Protocals { get; private set; }
+
+        public void Register(ProtocalUnit linkProtocal)
+        {
+            if (linkProtocal == null) return;
+            Protocals.Add(linkProtocal.GetType().Name, linkProtocal);
+        }
+
+        public virtual OutputStruct SendReceive(ProtocalUnit unit, params object[] content)
+        {
+            int t = 0;
+            return unit.Unformat(_protocalLinker.SendReceive(unit.Format(content)), ref t);
+        }
+
+        public virtual OutputStruct SendReceive(ProtocalUnit unit, InputStruct content)
+        {
+            int t = 0;
+            return unit.Unformat(_protocalLinker.SendReceive(unit.Format(content)), ref t);
+        }
+
+        /// <summary>
+        ///     接收数据
+        /// </summary>
+        /// <returns>接收到的数据</returns>
+        public virtual bool SendOnly(ProtocalUnit unit, params object[] content)
+        {
+            return _protocalLinker.SendOnly(unit.Format(content));
+        }
+
+        public virtual bool SendOnly(ProtocalUnit unit, InputStruct content)
+        {
+            return _protocalLinker.SendOnly(unit.Format(content));
+        }
+    }
+}

NA200H/ModBus.Net/IProtocalFormatting.cs

@@ -0,0 +1,11 @@
+namespace ModBus.Net
+{
+    public interface IProtocalFormatting
+    {
+        byte[] Format(InputStruct message);
+
+        byte[] Format(params object[] message);
+
+        OutputStruct Unformat(byte[] messageBytes, ref int pos);
+    }
+}

NA200H/ModBus.Net/ModbusProtocal.cs

@@ -0,0 +1,22 @@
+public enum ModbusProtocalReg
+{
+    ReadCoilStatus = 1,
+    ReadInputStatus = 2,
+    ReadHoldRegister = 3,
+    ReadInputRegister = 4,
+    WriteOneCoil = 5,
+    WriteOneRegister = 6,
+    WriteMultiCoil = 15,
+    WriteMultiRegister = 16,
+    GetSystemTime = 3,
+    SetSystemTime = 16,
+    ReadVariable = 20,
+    WriteVariable = 21,
+};
+
+namespace ModBus.Net
+{
+    public abstract class ModbusProtocal : BaseProtocal
+    {
+    }
+}

NA200H/ModBus.Net/ModbusTCPProtocal.cs

@@ -0,0 +1,885 @@
+using System;
+
+namespace ModBus.Net
+{
+    public class ModbusTCPProtocal : ModbusProtocal
+    {
+        public ModbusTCPProtocal()
+        {
+            _protocalLinker = new TCPProtocalLinker();
+        }
+    }
+
+    public class ReadCoilStatusTCPProtocal : ProtocalUnit
+    {
+        public override byte[] Format(InputStruct message)
+        {
+            var r_message = (ReadCoilStatusInputStruct) message;
+            return Format(r_message.Tag, r_message.Leng, r_message.BelongAddress, r_message.FunctionCode,
+                r_message.StartAddress, r_message.GetCount);
+        }
+
+        public override OutputStruct Unformat(byte[] messageBytes, ref int flag)
+        {
+            int tag = ValueHelper.Instance.GetInt(messageBytes, ref flag);
+            ushort leng = ValueHelper.Instance.GetUShort(messageBytes, ref flag);
+            byte belongAddress = ValueHelper.Instance.GetByte(messageBytes, ref flag);
+            byte functionCode = ValueHelper.Instance.GetByte(messageBytes, ref flag);
+            byte coilCount = ValueHelper.Instance.GetByte(messageBytes, ref flag);
+            var coilStatusArr = new bool[coilCount*8];
+            for (int i = 0; i < coilCount; i++)
+            {
+                byte coilStatusGet = ValueHelper.Instance.GetByte(messageBytes, ref flag);
+                for (int j = 0; j < 8; j++)
+                {
+                    if (coilStatusGet%2 == 0) coilStatusArr[8*i + j] = false;
+                    else coilStatusArr[8*i + j] = true;
+                    coilStatusGet /= 2;
+                }
+            }
+            return new ReadCoilStatusOutputStruct(tag, leng, belongAddress, functionCode, coilCount, coilStatusArr);
+        }
+
+        public class ReadCoilStatusInputStruct : InputStruct
+        {
+            public ReadCoilStatusInputStruct(byte belongAddress, string startAddress, ushort getCount)
+            {
+                Tag = 0;
+                BelongAddress = belongAddress;
+                FunctionCode = (int) ModbusProtocalReg.ReadCoilStatus;
+                StartAddress = AddressTranslatorNA200H.GetInstance().AddressTranslate(startAddress);
+                GetCount = getCount;
+                Leng = 6;
+            }
+
+            public int Tag { get; private set; }
+
+            public ushort Leng { get; private set; }
+
+            public byte BelongAddress { get; private set; }
+
+            public byte FunctionCode { get; private set; }
+
+            public ushort StartAddress { get; private set; }
+
+            public ushort GetCount { get; private set; }
+        }
+
+        public class ReadCoilStatusOutputStruct : OutputStruct
+        {
+            public ReadCoilStatusOutputStruct(int tag, ushort leng, byte belongAddress, byte functionCode,
+                byte coilCount, bool[] coilStatus)
+            {
+                Tag = tag;
+                Leng = leng;
+                BelongAddress = belongAddress;
+                FunctionCode = functionCode;
+                CoilCount = coilCount*8;
+                CoilStatus = coilStatus.Clone() as bool[];
+            }
+
+            public int Tag { get; private set; }
+
+            public ushort Leng { get; private set; }
+
+            public byte BelongAddress { get; private set; }
+
+            public byte FunctionCode { get; private set; }
+
+            public int CoilCount { get; private set; }
+
+            public bool[] CoilStatus { get; private set; }
+        }
+    }
+
+    public class ReadInputStatusTCPProtocal : ProtocalUnit
+    {
+        public override byte[] Format(InputStruct message)
+        {
+            var r_message = (ReadInputStatusInputStruct) message;
+            return Format(r_message.Tag, r_message.Leng, r_message.BelongAddress, r_message.FunctionCode,
+                r_message.StartAddress, r_message.GetCount);
+        }
+
+        public override OutputStruct Unformat(byte[] messageBytes, ref int flag)
+        {
+            int tag = ValueHelper.Instance.GetInt(messageBytes, ref flag);
+            ushort leng = ValueHelper.Instance.GetUShort(messageBytes, ref flag);
+            byte belongAddress = ValueHelper.Instance.GetByte(messageBytes, ref flag);
+            byte functionCode = ValueHelper.Instance.GetByte(messageBytes, ref flag);
+            byte inputCount = ValueHelper.Instance.GetByte(messageBytes, ref flag);
+            var inputStatusArr = new bool[inputCount*8];
+            for (int i = 0; i < inputCount; i++)
+            {
+                byte inputStatusGet = ValueHelper.Instance.GetByte(messageBytes, ref flag);
+                for (int j = 0; j < 8; j++)
+                {
+                    if (inputStatusGet%2 == 0) inputStatusArr[8*i + j] = false;
+                    else inputStatusArr[8*i + j] = true;
+                    inputStatusGet /= 2;
+                }
+            }
+            return new ReadInputStatusOutputStruct(tag, leng, belongAddress, functionCode, inputCount, inputStatusArr);
+        }
+
+        public class ReadInputStatusInputStruct : InputStruct
+        {
+            public ReadInputStatusInputStruct(byte belongAddress, string startAddress, ushort getCount)
+            {
+                Tag = 0;
+                BelongAddress = belongAddress;
+                FunctionCode = (int) ModbusProtocalReg.ReadInputStatus;
+                StartAddress = AddressTranslatorNA200H.GetInstance().AddressTranslate(startAddress);
+                GetCount = getCount;
+                Leng = 6;
+            }
+
+            public int Tag { get; private set; }
+
+            public ushort Leng { get; private set; }
+
+            public byte BelongAddress { get; private set; }
+
+            public byte FunctionCode { get; private set; }
+
+            public ushort StartAddress { get; private set; }
+
+            public ushort GetCount { get; private set; }
+        }
+
+        public class ReadInputStatusOutputStruct : OutputStruct
+        {
+            public ReadInputStatusOutputStruct(int tag, ushort leng, byte belongAddress, byte functionCode,
+                byte inputCount, bool[] inputStatus)
+            {
+                Tag = tag;
+                Leng = leng;
+                BelongAddress = belongAddress;
+                FunctionCode = functionCode;
+                InputCount = inputCount*8;
+                InputStatus = inputStatus.Clone() as bool[];
+            }
+
+            public int Tag { get; private set; }
+
+            public ushort Leng { get; private set; }
+
+            public byte BelongAddress { get; private set; }
+
+            public byte FunctionCode { get; private set; }
+
+            public int InputCount { get; private set; }
+
+            public bool[] InputStatus { get; private set; }
+        }
+    }
+
+    public class ReadHoldRegisterTCPProtocal : ProtocalUnit
+    {
+        public override byte[] Format(InputStruct message)
+        {
+            var r_message = (ReadHoldRegisterInputStruct) message;
+            return Format(r_message.Tag, r_message.Leng, r_message.BelongAddress, r_message.FunctionCode,
+                r_message.StartAddress, r_message.GetCount);
+        }
+
+        public override OutputStruct Unformat(byte[] messageBytes, ref int flag)
+        {
+            int tag = ValueHelper.Instance.GetInt(messageBytes, ref flag);
+            ushort leng = ValueHelper.Instance.GetUShort(messageBytes, ref flag);
+            byte belongAddress = ValueHelper.Instance.GetByte(messageBytes, ref flag);
+            byte functionCode = ValueHelper.Instance.GetByte(messageBytes, ref flag);
+            byte holdRegisterCount = ValueHelper.Instance.GetByte(messageBytes, ref flag);
+            var holdRegisterArr = new ushort[holdRegisterCount/2];
+            for (int i = 0; i < holdRegisterCount/2; i++)
+            {
+                holdRegisterArr[i] = ValueHelper.Instance.GetUShort(messageBytes, ref flag);
+            }
+            return new ReadHoldRegisterOutputStruct(tag, leng, belongAddress, functionCode, holdRegisterCount,
+                holdRegisterArr);
+        }
+
+        public class ReadHoldRegisterInputStruct : InputStruct
+        {
+            public ReadHoldRegisterInputStruct(byte belongAddress, string startAddress, ushort getCount)
+            {
+                Tag = 0;
+                BelongAddress = belongAddress;
+                FunctionCode = (int) ModbusProtocalReg.ReadHoldRegister;
+                StartAddress = AddressTranslatorNA200H.GetInstance().AddressTranslate(startAddress);
+                GetCount = getCount;
+                Leng = 6;
+            }
+
+            public int Tag { get; private set; }
+
+            public ushort Leng { get; private set; }
+
+            public byte BelongAddress { get; private set; }
+
+            public byte FunctionCode { get; private set; }
+
+            public ushort StartAddress { get; private set; }
+
+            public ushort GetCount { get; private set; }
+        }
+
+        public class ReadHoldRegisterOutputStruct : OutputStruct
+        {
+            public ReadHoldRegisterOutputStruct(int tag, ushort leng, byte belongAddress, byte functionCode,
+                byte holdRegisterCount, ushort[] holdRegisterStatus)
+            {
+                Tag = tag;
+                Leng = leng;
+                BelongAddress = belongAddress;
+                FunctionCode = functionCode;
+                HoldRegisterCount = holdRegisterCount/2;
+                HoldRegisterStatus = holdRegisterStatus.Clone() as ushort[];
+            }
+
+            public int Tag { get; private set; }
+
+            public ushort Leng { get; private set; }
+
+            public byte BelongAddress { get; private set; }
+
+            public byte FunctionCode { get; private set; }
+
+            public int HoldRegisterCount { get; private set; }
+
+            public ushort[] HoldRegisterStatus { get; private set; }
+        }
+    }
+
+    public class ReadInputRegisterTCPProtocal : ProtocalUnit
+    {
+        public override byte[] Format(InputStruct message)
+        {
+            var r_message = (ReadInputRegisterInputStruct) message;
+            return Format(r_message.Tag, r_message.Leng, r_message.BelongAddress, r_message.FunctionCode,
+                r_message.StartAddress, r_message.GetCount);
+        }
+
+        public override OutputStruct Unformat(byte[] messageBytes, ref int flag)
+        {
+            if (messageBytes.Length == 25)
+            {
+                int tag = ValueHelper.Instance.GetInt(messageBytes, ref flag);
+                ushort leng = ValueHelper.Instance.GetUShort(messageBytes, ref flag);
+                byte belongAddress = ValueHelper.Instance.GetByte(messageBytes, ref flag);
+                byte functionCode = ValueHelper.Instance.GetByte(messageBytes, ref flag);
+                byte eventByteCount = ValueHelper.Instance.GetByte(messageBytes, ref flag);
+                byte soeProperty = ValueHelper.Instance.GetByte(messageBytes, ref flag);
+                byte soeEvent = ValueHelper.Instance.GetByte(messageBytes, ref flag);
+                byte month = ValueHelper.Instance.GetByte(messageBytes, ref flag);
+                int year = ValueHelper.Instance.GetByte(messageBytes, ref flag) + 2002;
+                byte hour = ValueHelper.Instance.GetByte(messageBytes, ref flag);
+                byte day = ValueHelper.Instance.GetByte(messageBytes, ref flag);
+                byte second = ValueHelper.Instance.GetByte(messageBytes, ref flag);
+                byte minute = ValueHelper.Instance.GetByte(messageBytes, ref flag);
+                ushort millisecond = ValueHelper.Instance.GetUShort(messageBytes, ref flag);
+                ushort testPoint = ValueHelper.Instance.GetUShort(messageBytes, ref flag);
+                flag += 1;
+                byte testValue = ValueHelper.Instance.GetByte(messageBytes, ref flag);
+                flag += 1;
+                flag += 1;
+                return new ReadEventOutputStruct(tag, leng, belongAddress, functionCode, eventByteCount, soeProperty,
+                    soeEvent,
+                    new DateTime(year, month == 0 ? 1 : 0, day == 0 ? 1 : 0, hour, minute, second, millisecond),
+                    testPoint, testValue);
+            }
+            else
+            {
+                int tag = ValueHelper.Instance.GetInt(messageBytes, ref flag);
+                ushort leng = ValueHelper.Instance.GetUShort(messageBytes, ref flag);
+                byte belongAddress = ValueHelper.Instance.GetByte(messageBytes, ref flag);
+                byte functionCode = ValueHelper.Instance.GetByte(messageBytes, ref flag);
+                byte inputRegisterCount = ValueHelper.Instance.GetByte(messageBytes, ref flag);
+                var holdRegisterArr = new ushort[inputRegisterCount/2];
+                for (int i = 0; i < inputRegisterCount/2; i++)
+                {
+                    holdRegisterArr[i] = ValueHelper.Instance.GetUShort(messageBytes, ref flag);
+                }
+                return new ReadInputRegisterOutputStruct(tag, leng, belongAddress, functionCode, inputRegisterCount,
+                    holdRegisterArr);
+            }
+        }
+
+        public class ReadEventOutputStruct : OutputStruct
+        {
+            public ReadEventOutputStruct(int tag, ushort leng, byte belongAddress, byte functionCode,
+                byte eventByteCount, byte soeProperty, byte soeEvent, DateTime time, ushort testPoint, byte testValue)
+            {
+                Tag = tag;
+                Leng = leng;
+                BelongAddress = belongAddress;
+                FunctionCode = functionCode;
+                EventByteCount = eventByteCount;
+                SoeProperty = soeProperty;
+                SoeEvent = soeEvent;
+                TestTime = time;
+                TestPoint = testPoint;
+                TestValue = testValue;
+            }
+
+            public int Tag { get; private set; }
+
+            public ushort Leng { get; private set; }
+
+            public byte BelongAddress { get; private set; }
+
+            public byte FunctionCode { get; private set; }
+
+            public byte EventByteCount { get; private set; }
+
+            public byte SoeProperty { get; private set; }
+
+            public byte SoeEvent { get; private set; }
+
+            public DateTime TestTime { get; private set; }
+
+            public ushort TestPoint { get; private set; }
+
+            public byte TestValue { get; private set; }
+        }
+
+        public class ReadInputRegisterInputStruct : InputStruct
+        {
+            public ReadInputRegisterInputStruct(byte belongAddress, string startAddress, ushort getCount)
+            {
+                Tag = 0;
+                BelongAddress = belongAddress;
+                FunctionCode = (int) ModbusProtocalReg.ReadInputRegister;
+                StartAddress = AddressTranslatorNA200H.GetInstance().AddressTranslate(startAddress);
+                GetCount = getCount;
+                Leng = 6;
+            }
+
+            public int Tag { get; private set; }
+
+            public ushort Leng { get; private set; }
+
+            public byte BelongAddress { get; private set; }
+
+            public byte FunctionCode { get; private set; }
+
+            public ushort StartAddress { get; private set; }
+
+            public ushort GetCount { get; private set; }
+        }
+
+        public class ReadInputRegisterOutputStruct : OutputStruct
+        {
+            public ReadInputRegisterOutputStruct(int tag, ushort leng, byte belongAddress, byte functionCode,
+                byte inputRegisterCount, ushort[] inputRegisterStatus)
+            {
+                Tag = tag;
+                Leng = leng;
+                BelongAddress = belongAddress;
+                FunctionCode = functionCode;
+                InputRegisterCount = inputRegisterCount/2;
+                InputRegisterStatus = inputRegisterStatus.Clone() as ushort[];
+            }
+
+            public int Tag { get; private set; }
+
+            public ushort Leng { get; private set; }
+
+            public byte BelongAddress { get; private set; }
+
+            public byte FunctionCode { get; private set; }
+
+            public int InputRegisterCount { get; private set; }
+
+            public ushort[] InputRegisterStatus { get; private set; }
+        }
+    }
+
+    public class WriteOneCoilTCPProtocal : ProtocalUnit
+    {
+        public override byte[] Format(InputStruct message)
+        {
+            var r_message = (WriteOneCoilInputStruct) message;
+            return Format(r_message.Tag, r_message.Leng, r_message.BelongAddress, r_message.FunctionCode,
+                r_message.StartAddress, r_message.WriteValue ? new byte[] {0xFF, 0x00} : new byte[] {0x00, 0x00});
+        }
+
+        public override OutputStruct Unformat(byte[] messageBytes, ref int flag)
+        {
+            int tag = ValueHelper.Instance.GetInt(messageBytes, ref flag);
+            ushort leng = ValueHelper.Instance.GetUShort(messageBytes, ref flag);
+            byte belongAddress = ValueHelper.Instance.GetByte(messageBytes, ref flag);
+            byte functionCode = ValueHelper.Instance.GetByte(messageBytes, ref flag);
+            ushort startAddress = ValueHelper.Instance.GetUShort(messageBytes, ref flag);
+            ushort writeValue = ValueHelper.Instance.GetUShort(messageBytes, ref flag);
+            return new WriteOneCoilOutputStruct(tag, leng, belongAddress, functionCode, startAddress,
+                writeValue == 0 ? false : true);
+        }
+
+        public class WriteOneCoilInputStruct : InputStruct
+        {
+            public WriteOneCoilInputStruct(byte belongAddress, string startAddress, bool writeValue)
+            {
+                Tag = 0;
+                BelongAddress = belongAddress;
+                FunctionCode = (int) ModbusProtocalReg.WriteOneCoil;
+                StartAddress = AddressTranslatorNA200H.GetInstance().AddressTranslate(startAddress);
+                WriteValue = writeValue;
+                Leng = 6;
+            }
+
+            public int Tag { get; private set; }
+
+            public ushort Leng { get; private set; }
+
+            public byte BelongAddress { get; private set; }
+
+            public byte FunctionCode { get; private set; }
+
+            public ushort StartAddress { get; private set; }
+
+            public bool WriteValue { get; private set; }
+        }
+
+        public class WriteOneCoilOutputStruct : OutputStruct
+        {
+            public WriteOneCoilOutputStruct(int tag, ushort leng, byte belongAddress, byte functionCode,
+                ushort startAddress, bool writeValue)
+            {
+                Tag = tag;
+                Leng = leng;
+                BelongAddress = belongAddress;
+                FunctionCode = functionCode;
+                StartAddress = startAddress;
+                WriteValue = writeValue;
+            }
+
+            public int Tag { get; private set; }
+
+            public ushort Leng { get; private set; }
+
+            public byte BelongAddress { get; private set; }
+
+            public byte FunctionCode { get; private set; }
+
+            public ushort StartAddress { get; private set; }
+
+            public bool WriteValue { get; private set; }
+        }
+    }
+
+    public class WriteOneRegisterTCPProtocal : ProtocalUnit
+    {
+        public override byte[] Format(InputStruct message)
+        {
+            var r_message = (WriteOneRegisterInputStruct) message;
+            return Format(r_message.Tag, r_message.Leng, r_message.BelongAddress, r_message.FunctionCode,
+                r_message.StartAddress, r_message.WriteValue);
+        }
+
+        public override OutputStruct Unformat(byte[] messageBytes, ref int flag)
+        {
+            int tag = ValueHelper.Instance.GetInt(messageBytes, ref flag);
+            ushort leng = ValueHelper.Instance.GetUShort(messageBytes, ref flag);
+            byte belongAddress = ValueHelper.Instance.GetByte(messageBytes, ref flag);
+            byte functionCode = ValueHelper.Instance.GetByte(messageBytes, ref flag);
+            ushort startAddress = ValueHelper.Instance.GetUShort(messageBytes, ref flag);
+            ushort writeValue = ValueHelper.Instance.GetUShort(messageBytes, ref flag);
+            return new WriteOneRegisterOutputStruct(tag, leng, belongAddress, functionCode, startAddress, writeValue);
+        }
+
+        public class WriteOneRegisterInputStruct : InputStruct
+        {
+            public WriteOneRegisterInputStruct(byte belongAddress, string startAddress, ushort writeValue)
+            {
+                Tag = 0;
+                BelongAddress = belongAddress;
+                FunctionCode = (int) ModbusProtocalReg.WriteOneRegister;
+                StartAddress = AddressTranslatorNA200H.GetInstance().AddressTranslate(startAddress);
+                WriteValue = writeValue;
+                Leng = 6;
+            }
+
+            public int Tag { get; private set; }
+
+            public ushort Leng { get; private set; }
+
+            public byte BelongAddress { get; private set; }
+
+            public byte FunctionCode { get; private set; }
+
+            public ushort StartAddress { get; private set; }
+
+            public ushort WriteValue { get; private set; }
+        }
+
+        public class WriteOneRegisterOutputStruct : OutputStruct
+        {
+            public WriteOneRegisterOutputStruct(int tag, ushort leng, byte belongAddress, byte functionCode,
+                ushort startAddress, ushort writeValue)
+            {
+                Tag = tag;
+                Leng = leng;
+                BelongAddress = belongAddress;
+                FunctionCode = functionCode;
+                StartAddress = startAddress;
+                WriteValue = writeValue;
+            }
+
+            public int Tag { get; private set; }
+
+            public ushort Leng { get; private set; }
+
+            public byte BelongAddress { get; private set; }
+
+            public byte FunctionCode { get; private set; }
+
+            public ushort StartAddress { get; private set; }
+
+            public ushort WriteValue { get; private set; }
+        }
+    }
+
+    public class WriteMultiCoilTCPProtocal : ProtocalUnit
+    {
+        public override byte[] Format(InputStruct message)
+        {
+            var r_message = (WriteMultiCoilInputStruct) message;
+            return Format(r_message.Tag, r_message.Leng, r_message.BelongAddress, r_message.FunctionCode,
+                r_message.StartAddress, r_message.WriteCount, r_message.WriteByteCount, r_message.WriteValue);
+        }
+
+        public override OutputStruct Unformat(byte[] messageBytes, ref int flag)
+        {
+            int tag = ValueHelper.Instance.GetInt(messageBytes, ref flag);
+            ushort leng = ValueHelper.Instance.GetUShort(messageBytes, ref flag);
+            byte belongAddress = ValueHelper.Instance.GetByte(messageBytes, ref flag);
+            byte functionCode = ValueHelper.Instance.GetByte(messageBytes, ref flag);
+            ushort startAddress = ValueHelper.Instance.GetUShort(messageBytes, ref flag);
+            ushort writeCount = ValueHelper.Instance.GetUShort(messageBytes, ref flag);
+            return new WriteMultiCoilOutputStruct(tag, leng, belongAddress, functionCode, startAddress, writeCount);
+        }
+
+        public class WriteMultiCoilInputStruct : InputStruct
+        {
+            public WriteMultiCoilInputStruct(byte belongAddress, string startAddress, bool[] writeValue)
+            {
+                Tag = 0;
+                BelongAddress = belongAddress;
+                FunctionCode = (int) ModbusProtocalReg.WriteMultiCoil;
+                StartAddress = AddressTranslatorNA200H.GetInstance().AddressTranslate(startAddress);
+                WriteCount = (ushort) writeValue.Length;
+                WriteByteCount = WriteCount%8 > 0 ? (byte) (WriteCount/8 + 1) : (byte) (WriteCount/8);
+                WriteValue = new byte[WriteByteCount];
+                for (int i = 0; i < writeValue.Length; i += 8)
+                {
+                    int bytenum = 0;
+                    for (int j = 7; j >= 0; j--)
+                    {
+                        int t = i + j < writeValue.Length && writeValue[i + j] ? 1 : 0;
+                        bytenum = bytenum*2 + t;
+                    }
+                    WriteValue[i/8] = (byte) bytenum;
+                }
+                Leng = (ushort) (7 + WriteByteCount);
+            }
+
+            public int Tag { get; private set; }
+
+            public ushort Leng { get; private set; }
+
+            public byte BelongAddress { get; private set; }
+
+            public byte FunctionCode { get; private set; }
+
+            public ushort StartAddress { get; private set; }
+
+            public ushort WriteCount { get; private set; }
+
+            public byte WriteByteCount { get; private set; }
+
+            public byte[] WriteValue { get; private set; }
+        }
+
+        public class WriteMultiCoilOutputStruct : OutputStruct
+        {
+            public WriteMultiCoilOutputStruct(int tag, ushort leng, byte belongAddress, byte functionCode,
+                ushort startAddress, ushort writeCount)
+            {
+                Tag = tag;
+                Leng = leng;
+                BelongAddress = belongAddress;
+                FunctionCode = functionCode;
+                StartAddress = startAddress;
+                WriteCount = writeCount;
+            }
+
+            public int Tag { get; private set; }
+
+            public ushort Leng { get; private set; }
+
+            public byte BelongAddress { get; private set; }
+
+            public byte FunctionCode { get; private set; }
+
+            public ushort StartAddress { get; private set; }
+
+            public ushort WriteCount { get; private set; }
+        }
+    }
+
+    public class WriteMultiRegisterTCPProtocal : ProtocalUnit
+    {
+        public override byte[] Format(InputStruct message)
+        {
+            var r_message = (WriteMultiRegisterInputStruct) message;
+            return Format(r_message.Tag, r_message.Leng, r_message.BelongAddress, r_message.FunctionCode,
+                r_message.StartAddress, r_message.WriteCount, r_message.WriteByteCount, r_message.WriteValue);
+        }
+
+        public override OutputStruct Unformat(byte[] messageBytes, ref int flag)
+        {
+            int tag = ValueHelper.Instance.GetInt(messageBytes, ref flag);
+            ushort leng = ValueHelper.Instance.GetUShort(messageBytes, ref flag);
+            byte belongAddress = ValueHelper.Instance.GetByte(messageBytes, ref flag);
+            byte functionCode = ValueHelper.Instance.GetByte(messageBytes, ref flag);
+            ushort startAddress = ValueHelper.Instance.GetUShort(messageBytes, ref flag);
+            ushort writeCount = ValueHelper.Instance.GetUShort(messageBytes, ref flag);
+            return new WriteMultiRegisterOutputStruct(tag, leng, belongAddress, functionCode, startAddress, writeCount);
+        }
+
+        public class WriteMultiRegisterInputStruct : InputStruct
+        {
+            public WriteMultiRegisterInputStruct(byte belongAddress, string startAddress, ushort[] writeValue)
+            {
+                Tag = 0;
+                BelongAddress = belongAddress;
+                FunctionCode = (int) ModbusProtocalReg.WriteMultiRegister;
+                StartAddress = AddressTranslatorNA200H.GetInstance().AddressTranslate(startAddress);
+                WriteCount = (ushort) writeValue.Length;
+                WriteByteCount = (byte) (WriteCount*2);
+                WriteValue = writeValue.Clone() as ushort[];
+                Leng = (ushort) (7 + WriteByteCount);
+            }
+
+            public int Tag { get; private set; }
+
+            public ushort Leng { get; private set; }
+
+            public byte BelongAddress { get; private set; }
+
+            public byte FunctionCode { get; private set; }
+
+            public ushort StartAddress { get; private set; }
+
+            public ushort WriteCount { get; private set; }
+
+            public byte WriteByteCount { get; private set; }
+
+            public ushort[] WriteValue { get; private set; }
+        }
+
+        public class WriteMultiRegisterOutputStruct : OutputStruct
+        {
+            public WriteMultiRegisterOutputStruct(int tag, ushort leng, byte belongAddress, byte functionCode,
+                ushort startAddress, ushort writeCount)
+            {
+                Tag = tag;
+                Leng = leng;
+                BelongAddress = belongAddress;
+                FunctionCode = functionCode;
+                StartAddress = startAddress;
+                WriteCount = writeCount;
+            }
+
+            public int Tag { get; private set; }
+
+            public ushort Leng { get; private set; }
+
+            public byte BelongAddress { get; private set; }
+
+            public byte FunctionCode { get; private set; }
+
+            public ushort StartAddress { get; private set; }
+
+            public ushort WriteCount { get; private set; }
+        }
+    }
+
+    public class GetSystemTimeTCPProtocal : ProtocalUnit
+    {
+        public override byte[] Format(InputStruct message)
+        {
+            var r_message = (GetSystemTimeInputStruct) message;
+            return Format(r_message.Tag, r_message.Leng, r_message.BelongAddress, r_message.FunctionCode,
+                r_message.StartAddress, r_message.GetCount);
+        }
+
+        public override OutputStruct Unformat(byte[] messageBytes, ref int flag)
+        {
+            int tag = ValueHelper.Instance.GetInt(messageBytes, ref flag);
+            ushort leng = ValueHelper.Instance.GetUShort(messageBytes, ref flag);
+            byte belongAddress = ValueHelper.Instance.GetByte(messageBytes, ref flag);
+            byte functionCode = ValueHelper.Instance.GetByte(messageBytes, ref flag);
+            byte writeByteCount = ValueHelper.Instance.GetByte(messageBytes, ref flag);
+            ushort year = ValueHelper.Instance.GetUShort(messageBytes, ref flag);
+            byte day = ValueHelper.Instance.GetByte(messageBytes, ref flag);
+            byte month = ValueHelper.Instance.GetByte(messageBytes, ref flag);
+            ushort hour = ValueHelper.Instance.GetUShort(messageBytes, ref flag);
+            byte second = ValueHelper.Instance.GetByte(messageBytes, ref flag);
+            byte minute = ValueHelper.Instance.GetByte(messageBytes, ref flag);
+            ushort millisecond = ValueHelper.Instance.GetUShort(messageBytes, ref flag);
+            return new GetSystemTimeOutputStruct(tag, leng, belongAddress, functionCode, writeByteCount, year, day,
+                month, hour, second, minute, millisecond);
+        }
+
+        public class GetSystemTimeInputStruct : InputStruct
+        {
+            public GetSystemTimeInputStruct(byte belongAddress)
+            {
+                Tag = 0;
+                Leng = 6;
+                BelongAddress = belongAddress;
+                FunctionCode = (int) ModbusProtocalReg.GetSystemTime;
+                StartAddress = 30000;
+                GetCount = 5;
+            }
+
+            public int Tag { get; private set; }
+
+            public ushort Leng { get; private set; }
+
+            public byte BelongAddress { get; private set; }
+
+            public byte FunctionCode { get; private set; }
+
+            public ushort StartAddress { get; private set; }
+
+            public ushort GetCount { get; private set; }
+        }
+
+        public class GetSystemTimeOutputStruct : OutputStruct
+        {
+            public GetSystemTimeOutputStruct(int tag, ushort leng, byte belongAddress, byte functionCode,
+                byte writeByteCount, ushort year, byte day, byte month, ushort hour, byte second, byte minute,
+                ushort millisecond)
+            {
+                Tag = tag;
+                Leng = leng;
+                BelongAddress = belongAddress;
+                FunctionCode = functionCode;
+                WriteByteCount = writeByteCount;
+                Time = new DateTime(year, month, day, hour, minute, second, millisecond);
+            }
+
+            public int Tag { get; private set; }
+
+            public ushort Leng { get; private set; }
+
+            public byte BelongAddress { get; private set; }
+
+            public byte FunctionCode { get; private set; }
+
+            public byte WriteByteCount { get; private set; }
+
+            public DateTime Time { get; private set; }
+        }
+    }
+
+    public class SetSystemTimeTCPProtocal : ProtocalUnit
+    {
+        public override byte[] Format(InputStruct message)
+        {
+            var r_message = (SetSystemTimeInputStruct) message;
+            return Format(r_message.Tag, r_message.Leng, r_message.BelongAddress, r_message.FunctionCode,
+                r_message.StartAddress, r_message.WriteCount, r_message.WriteByteCount, r_message.Year, r_message.Day,
+                r_message.Month, r_message.Hour, r_message.Second, r_message.Minute, r_message.Millisecond);
+        }
+
+        public override OutputStruct Unformat(byte[] messageBytes, ref int flag)
+        {
+            int tag = ValueHelper.Instance.GetInt(messageBytes, ref flag);
+            ushort leng = ValueHelper.Instance.GetUShort(messageBytes, ref flag);
+            byte belongAddress = ValueHelper.Instance.GetByte(messageBytes, ref flag);
+            byte functionCode = ValueHelper.Instance.GetByte(messageBytes, ref flag);
+            ushort startAddress = ValueHelper.Instance.GetUShort(messageBytes, ref flag);
+            ushort writeCount = ValueHelper.Instance.GetUShort(messageBytes, ref flag);
+            return new SetSystemTimeOutputStruct(tag, leng, belongAddress, functionCode, startAddress, writeCount);
+        }
+
+        public class SetSystemTimeInputStruct : InputStruct
+        {
+            public SetSystemTimeInputStruct(byte belongAddress, DateTime time)
+            {
+                Tag = 0;
+                BelongAddress = belongAddress;
+                FunctionCode = (int) ModbusProtocalReg.SetSystemTime;
+                StartAddress = 30000;
+                WriteCount = 5;
+                WriteByteCount = 10;
+                Year = (ushort) time.Year;
+                Day = (byte) time.Day;
+                Month = (byte) time.Month;
+                Hour = (ushort) time.Hour;
+                Second = (byte) time.Second;
+                Minute = (byte) time.Minute;
+                Millisecond = (ushort) time.Millisecond;
+                Leng = 17;
+            }
+
+            public int Tag { get; private set; }
+
+            public short Leng { get; private set; }
+
+            public byte BelongAddress { get; private set; }
+
+            public byte FunctionCode { get; private set; }
+
+            public ushort StartAddress { get; private set; }
+
+            public ushort WriteCount { get; private set; }
+
+            public byte WriteByteCount { get; private set; }
+
+            public ushort Year { get; private set; }
+
+            public byte Day { get; private set; }
+
+            public byte Month { get; private set; }
+
+            public ushort Hour { get; private set; }
+
+            public byte Second { get; private set; }
+
+            public byte Minute { get; private set; }
+
+            public ushort Millisecond { get; private set; }
+        }
+
+        public class SetSystemTimeOutputStruct : OutputStruct
+        {
+            public SetSystemTimeOutputStruct(int tag, ushort leng, byte belongAddress, byte functionCode,
+                ushort startAddress, ushort writeCount)
+            {
+                Tag = tag;
+                Leng = leng;
+                BelongAddress = belongAddress;
+                FunctionCode = functionCode;
+                StartAddress = startAddress;
+                WriteCount = writeCount;
+            }
+
+            public int Tag { get; private set; }
+
+            public ushort Leng { get; private set; }
+
+            public byte BelongAddress { get; private set; }
+
+            public byte FunctionCode { get; private set; }
+
+            public ushort StartAddress { get; private set; }
+
+            public ushort WriteCount { get; private set; }
+        }
+    }
+}

NA200H/ModBus.Net/ProtocalUnit.cs

@@ -0,0 +1,111 @@
+using System;
+using System.Collections;
+using System.Collections.Generic;
+using System.Linq;
+
+namespace ModBus.Net
+{
+    public abstract class ProtocalUnit : IProtocalFormatting
+    {
+        public abstract byte[] Format(InputStruct message);
+
+        public virtual byte[] Format(params object[] message)
+        {
+            return TranslateContent(message);
+        }
+
+        public abstract OutputStruct Unformat(byte[] messageBytes, ref int pos);
+
+        /// <summary>
+        /// </summary>
+        /// <param name="contents"></param>
+        /// <returns></returns>
+        public byte[] TranslateContent(params object[] contents)
+        {
+            bool b = false;
+            var newContentsList = new List<object>();
+            foreach (object content in contents)
+            {
+                string t = content.GetType().ToString();
+                if (t.Substring(t.Length - 2, 2) == "[]")
+                {
+                    b = true;
+                    IEnumerable<object> contentArray =
+                        ArrayList.Adapter((Array) content).ToArray(typeof (object)).OfType<object>();
+                    newContentsList.AddRange(contentArray);
+                }
+                else
+                {
+                    newContentsList.Add(content);
+                }
+            }
+            if (b) return TranslateContent(newContentsList.ToArray());
+            var translateTarget = new List<byte>();
+            foreach (object content in contents)
+            {
+                string t = content.GetType().ToString();
+                switch (t)
+                {
+                    case "System.Int16":
+                    {
+                        translateTarget.AddRange(ValueHelper.Instance.GetBytes((short) content));
+                        break;
+                    }
+                    case "System.Int32":
+                    {
+                        translateTarget.AddRange(ValueHelper.Instance.GetBytes((int) content));
+                        break;
+                    }
+                    case "System.Int64":
+                    {
+                        translateTarget.AddRange(ValueHelper.Instance.GetBytes((long) content));
+                        break;
+                    }
+                    case "System.UInt16":
+                    {
+                        translateTarget.AddRange(ValueHelper.Instance.GetBytes((ushort) content));
+                        break;
+                    }
+                    case "System.UInt32":
+                    {
+                        translateTarget.AddRange(ValueHelper.Instance.GetBytes((uint) content));
+                        break;
+                    }
+                    case "System.UInt64":
+                    {
+                        translateTarget.AddRange(ValueHelper.Instance.GetBytes((ulong) content));
+                        break;
+                    }
+                    case "System.Single":
+                    {
+                        translateTarget.AddRange(ValueHelper.Instance.GetBytes((float) content));
+                        break;
+                    }
+                    case "System.Double":
+                    {
+                        translateTarget.AddRange(ValueHelper.Instance.GetBytes((double) content));
+                        break;
+                    }
+                    case "System.Byte":
+                    {
+                        translateTarget.AddRange(ValueHelper.Instance.GetBytes((byte) content));
+                        break;
+                    }
+                    default:
+                    {
+                        throw new NotImplementedException("没有实现除整数以外的其它转换方式");
+                    }
+                }
+            }
+            return translateTarget.ToArray();
+        }
+    }
+
+    public class InputStruct
+    {
+    }
+
+    public class OutputStruct
+    {
+    }
+}

NA200H/ModBus.Net/TCPSocket.cs

@@ -0,0 +1,297 @@
+using System;
+using System.Net.Sockets;
+using System.Threading;
+
+namespace ModBus.Net
+{
+    /// <summary>
+    ///     Socket收到的数据
+    /// </summary>
+    public class SocketMessageEventArgs : EventArgs
+    {
+        public SocketMessageEventArgs(byte[] message)
+        {
+            Message = message;
+        }
+
+        public byte[] Message { get; set; }
+    }
+
+    /// <summary>
+    ///     Socket收发类
+    ///     作者：本类来源于CSDN，并由罗圣（Chris L.）根据实际需要修改
+    /// </summary>
+    public class TCPSocket : IDisposable
+    {
+        public delegate void ErrorShutdownEventHandler(object sender, EventArgs e);
+
+        public delegate void ReceiveMessageHandler(object sender, SocketMessageEventArgs e);
+
+        private readonly bool b_AsyncReceive = true;
+        private readonly string host;
+
+        // 2MB 的接收缓冲区，目的是一次接收完服务器发回的消息
+        private readonly byte[] m_receiveBuffer = new byte[200000];
+        private readonly int port;
+        public int m_errorCount = 0;
+        public int m_receiveCount = 0;
+        public int m_sendCount = 0;
+        private TcpClient m_socketClient;
+
+        public TCPSocket(string ipaddress, int port, bool isAsync)
+        {
+            host = ipaddress;
+            this.port = port;
+            b_AsyncReceive = isAsync;
+        }
+
+        public bool SocketIsConnect
+        {
+            get { return m_socketClient != null ? m_socketClient.Connected : false; }
+        }
+
+        public void Dispose()
+        {
+            if (m_socketClient != null)
+            {
+                CloseClientSocket();
+                m_socketClient.Client.Dispose();
+            }
+        }
+
+        public event ReceiveMessageHandler MessageReceive;
+        public event ErrorShutdownEventHandler SocketErrorShutdown;
+
+        private void ReceiveMessage(byte[] message)
+        {
+            if (MessageReceive != null)
+            {
+                MessageReceive(this, new SocketMessageEventArgs(message));
+            }
+        }
+
+        public bool Connect()
+        {
+            if (m_socketClient != null)
+            {
+                Disconnect();
+            }
+            lock (this)
+            {
+                try
+                {
+                    m_socketClient = new TcpClient(host, port);
+                    m_socketClient.ReceiveTimeout = 10*1000;
+
+                    if (m_socketClient.Connected)
+                    {
+                        AddInfo("client connected.");
+                        return true;
+                    }
+                    AddInfo("connect failed.");
+                    return false;
+                }
+                catch (Exception err)
+                {
+                    AddInfo("client connect exception: " + err.Message);
+                    return false;
+                }
+            }
+        }
+
+        public void Disconnect()
+        {
+            lock (this)
+            {
+                if (m_socketClient == null)
+                {
+                    return;
+                }
+
+                try
+                {
+                    m_socketClient.Close();
+                    AddInfo("client disconnected successfully.");
+                }
+                catch (Exception err)
+                {
+                    AddInfo("client disconnected exception: " + err.Message);
+                }
+                finally
+                {
+                    m_socketClient = null;
+                }
+            }
+        }
+
+        private void AddInfo(string message)
+        {
+            Console.WriteLine(message);
+        }
+
+        /// <summary>
+        ///     发送数据，不需要返回任何值
+        /// </summary>
+        /// <param name="message">发送的信息</param>
+        /// <returns>是否发送成功</returns>
+        public bool SendMsgWithoutReturn(byte[] message)
+        {
+            byte[] datagram = message;
+
+            try
+            {
+                m_socketClient.Client.Send(datagram);
+
+                RefreshSendCount();
+                //this.AddInfo("send text len = " + datagramText.Length.ToString());
+                return true;
+            }
+            catch (Exception err)
+            {
+                AddInfo("send exception: " + err.Message);
+                CloseClientSocket();
+                return false;
+            }
+        }
+
+        /// <summary>
+        ///     发送数据，需要返回
+        /// </summary>
+        /// <param name="message">发送的数据</param>
+        /// <returns>是否发送成功</returns>
+        public byte[] SendMsg(byte[] message)
+        {
+            byte[] datagram = message;
+
+            try
+            {
+                if (!SocketIsConnect)
+                {
+                    Connect();
+                }
+                m_socketClient.Client.Send(datagram);
+
+                RefreshSendCount();
+                //this.AddInfo("send text len = " + datagramText.Length.ToString());
+
+                return Receive();
+            }
+            catch (Exception err)
+            {
+                AddInfo("send exception: " + err.Message);
+                CloseClientSocket();
+                return null;
+            }
+        }
+
+        public byte[] Receive()
+        {
+            try
+            {
+                // 异步接收回答
+                if (b_AsyncReceive)
+                {
+                    m_socketClient.Client.BeginReceive(m_receiveBuffer, 0, m_receiveBuffer.Length, SocketFlags.None,
+                        EndReceiveDatagram, this);
+                    return null;
+                }
+                    // 同步接收回答
+                int len = m_socketClient.Client.Receive(m_receiveBuffer, 0, m_receiveBuffer.Length, SocketFlags.None);
+                if (len > 0)
+                {
+                    return CheckReplyDatagram(len);
+                }
+                return null;
+            }
+            catch (Exception err)
+            {
+                AddInfo("receive exception: " + err.Message);
+                CloseClientSocket();
+                return null;
+            }
+        }
+
+        /// <summary>
+        ///     接收消息，并转换成字符串
+        /// </summary>
+        /// <param name="len"></param>
+        private byte[] CheckReplyDatagram(int len)
+        {
+            var replyMessage = new byte[len];
+            Array.Copy(m_receiveBuffer, replyMessage, len);
+
+            //this.AddInfo("reply: " + replyMesage);
+            ReceiveMessage(replyMessage);
+            RefreshReceiveCount();
+
+            if (len <= 0)
+            {
+                RefreshErrorCount();
+            }
+
+            return replyMessage;
+        }
+
+        private void RefreshSendCount()
+        {
+            m_sendCount++;
+        }
+
+        private void RefreshReceiveCount()
+        {
+            m_receiveCount++;
+        }
+
+        private void RefreshErrorCount()
+        {
+            m_errorCount++;
+        }
+
+        private void CloseClientSocket()
+        {
+            try
+            {
+                m_socketClient.Client.Shutdown(SocketShutdown.Both);
+                m_socketClient.Client.Close();
+                if (!SocketIsConnect)
+                {
+                    if (SocketErrorShutdown != null)
+                    {
+                        Thread.Sleep(1000);
+                        SocketErrorShutdown(this, new EventArgs());
+                        AddInfo("socket error disconnected!");
+                    }
+                }
+            }
+            catch (Exception ex)
+            {
+                //this.AddInfo("client close exception: " + ex.Message);
+            }
+        }
+
+        /// <summary>
+        ///     异步接收消息返回函数
+        /// </summary>
+        /// <param name="iar">异步参数</param>
+        private void EndReceiveDatagram(IAsyncResult iar)
+        {
+            try
+            {
+                int readBytesLength = m_socketClient.Client.EndReceive(iar);
+                if (readBytesLength == 0)
+                {
+                    CloseClientSocket();
+                }
+                else // 正常数据包
+                {
+                    CheckReplyDatagram(readBytesLength);
+                }
+            }
+            catch (Exception err)
+            {
+                AddInfo("receive exception: " + err.Message);
+                CloseClientSocket();
+            }
+        }
+    }
+}