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Modbus ASCII and Siemens PPI support (not test), ComConnector Remaintainence.

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This commit is contained in:
罗圣
2016-09-01 10:45:47 +08:00
parent f8c1b83656
commit 9d07328625
20 changed files with 587 additions and 121 deletions
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2
Modbus.Net/Modbus.Net.Modbus/Modbus.Net.Modbus.csproj
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@@ -43,6 +43,8 @@
<ItemGroup>
<Compile Include="AddressFormaterModbus.cs" />
<Compile Include="AddressTranslatorModbus.cs" />
<Compile Include="ModbusAsciiProtocal.cs" />
<Compile Include="ModbusAsciiProtocalLinker.cs" />
<Compile Include="ModbusMachine.cs" />
<Compile Include="ModbusProtocal.cs" />
<Compile Include="ModbusProtocalLinkerBytesExtend.cs" />

23
Modbus.Net/Modbus.Net.Modbus/ModbusAsciiProtocal.cs Normal file
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@@ -0,0 +1,23 @@
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
namespace Modbus.Net.Modbus
{
/// <summary>
/// Modbus/Rtu协议
/// </summary>
public class ModbusAsciiProtocal : ModbusProtocal
{
public ModbusAsciiProtocal() : this(ConfigurationManager.COM)
{
}
public ModbusAsciiProtocal(string com)
{
ProtocalLinker = new ModbusAsciiProtocalLinker(com);
}
}
}

33
Modbus.Net/Modbus.Net.Modbus/ModbusAsciiProtocalLinker.cs Normal file
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@@ -0,0 +1,33 @@
using System;
using System.Collections.Generic;
using System.IO.Ports;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
namespace Modbus.Net.Modbus
{
public class ModbusAsciiProtocalLinker : ComProtocalLinker
{
public override bool? CheckRight(byte[] content)
{
if (!base.CheckRight(content).Value) return false;
//CRC校验失败
string contentString = Encoding.ASCII.GetString(content);
if (!Crc16.GetInstance().LrcEfficacy(contentString))
{
throw new ModbusProtocalErrorException(501);
}
//Modbus协议错误
if (byte.Parse(contentString.Substring(3, 2)) > 127)
{
throw new ModbusProtocalErrorException(byte.Parse(contentString.Substring(5, 2)));
}
return true;
}
public ModbusAsciiProtocalLinker(string com) : base(com, 9600, Parity.None, StopBits.One, 8)
{
}
}
}

10
Modbus.Net/Modbus.Net.Modbus/ModbusProtocal.cs
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@@ -124,9 +124,10 @@ namespace Modbus.Net.Modbus
var translateAddress = addressTranslator.AddressTranslate(startAddress, false);
FunctionCode = (byte)translateAddress.Area;
StartAddress = (ushort)translateAddress.Address;
WriteCount = (ushort)Math.Ceiling(writeValue.Length / 2.0);
WriteByteCount = 0;
WriteValue = writeValue;
var writeByteValue = BigEndianValueHelper.Instance.ObjectArrayToByteArray(writeValue);
WriteCount = (ushort)(writeByteValue.Length / 2);
WriteByteCount = (byte)writeByteValue.Length;
WriteValue = writeByteValue;
}
public byte BelongAddress { get; private set; }
@@ -139,7 +140,7 @@ namespace Modbus.Net.Modbus
public byte WriteByteCount { get; private set; }
public object[] WriteValue { get; private set; }
public byte[] WriteValue { get; private set; }
}
public class WriteDataModbusOutputStruct : OutputStruct
@@ -172,7 +173,6 @@ namespace Modbus.Net.Modbus
var r_message = (WriteDataModbusInputStruct)message;
byte[] formattingBytes = Format(r_message.BelongAddress, r_message.FunctionCode,
r_message.StartAddress, r_message.WriteCount, r_message.WriteByteCount, r_message.WriteValue);
formattingBytes[6] = (byte)(formattingBytes.Length - 7);
return formattingBytes;
}

36
Modbus.Net/Modbus.Net.Modbus/ModbusProtocalLinkerBytesExtend.cs
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@@ -1,4 +1,6 @@
using System;
using System.Collections.Generic;
using System.Text;
namespace Modbus.Net.Modbus
{
@@ -43,10 +45,42 @@ namespace Modbus.Net.Modbus
public override byte[] BytesDecact(byte[] content)
{
//Modbus/Rtu协议收缩，抛弃后面1个字节的内容
//Modbus/Rtu协议收缩，抛弃后面2个字节的内容
byte[] newContent = new byte[content.Length - 2];
Array.Copy(content, 0, newContent, 0, newContent.Length);
return newContent;
}
}
public class ModbusAsciiProtocalLinkerBytesExtend : ProtocalLinkerBytesExtend
{
public override byte[] BytesExtend(byte[] content)
{
List<byte> newContent = new List<byte>();
newContent.AddRange(Encoding.ASCII.GetBytes(":"));
foreach (var number in content)
{
newContent.AddRange(Encoding.ASCII.GetBytes(number.ToString()));
}
newContent.AddRange(Encoding.ASCII.GetBytes(Crc16.GetInstance().GetLRC(content)));
newContent.Add(0x0d);
newContent.Add(0x0a);
return newContent.ToArray();
}
public override byte[] BytesDecact(byte[] content)
{
List<byte> newContent = new List<byte>();
string ans = Encoding.ASCII.GetString(content);
var index = ans.IndexOf(Environment.NewLine);
ans = ans.Substring(1, index - 1);
for (int i = 0; i < ans.Length; i += 2)
{
var number = byte.Parse(ans.Substring(i, 2));
newContent.Add(number);
}
newContent.RemoveAt(newContent.Count-1);
return newContent.ToArray();
}
}
}

8
Modbus.Net/Modbus.Net.Modbus/ModbusRtuProtocalLinker.cs
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@@ -1,4 +1,6 @@
namespace Modbus.Net.Modbus
using System.IO.Ports;
namespace Modbus.Net.Modbus
{
class ModbusRtuProtocalLinker : ComProtocalLinker
{
@@ -18,9 +20,9 @@
return true;
}
public ModbusRtuProtocalLinker(string com) : base(com)
public ModbusRtuProtocalLinker(string com) : base(com, 9600, Parity.None, StopBits.One, 8)
{
}
}
}

9
Modbus.Net/Modbus.Net.Modbus/ModbusUtility.cs
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@@ -16,6 +16,10 @@ namespace Modbus.Net.Modbus
/// Tcp连接
/// </summary>
Tcp = 1,
/// <summary>
/// Ascii连接
/// </summary>
Ascii = 2,
}
public class ModbusUtility : BaseUtility
@@ -74,6 +78,11 @@ namespace Modbus.Net.Modbus
Wrapper = ConnectionString == null ? new ModbusTcpProtocal() : (ConnectionStringPort == null ? new ModbusTcpProtocal(ConnectionString) : new ModbusTcpProtocal(ConnectionStringIp,ConnectionStringPort.Value));
break;
}
case ModbusType.Ascii:
{
Wrapper = ConnectionString == null ? new ModbusAsciiProtocal() : new ModbusAsciiProtocal(ConnectionString);
break;
}
}
}
}

2
Modbus.Net/Modbus.Net.Siemens/Modbus.Net.Siemens.csproj
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@@ -45,6 +45,8 @@
<Compile Include="AddressFormaterSiemens.cs" />
<Compile Include="AddressTranslatorSiemens.cs" />
<Compile Include="SiemensMachine.cs" />
<Compile Include="SiemensPpiProtocal.cs" />
<Compile Include="SiemensPpiProtocalLinker.cs" />
<Compile Include="SiemensProtocal.cs" />
<Compile Include="SiemensProtocalLinkerBytesExtend.cs" />
<Compile Include="SiemensStructDefinition.cs" />

70
Modbus.Net/Modbus.Net.Siemens/SiemensPpiProtocal.cs Normal file
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@@ -0,0 +1,70 @@
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
namespace Modbus.Net.Siemens
{
public class SiemensPpiProtocal : SiemensProtocal
{
private readonly string _com;
private int _connectTryCount;
public SiemensPpiProtocal() : this( ConfigurationManager.COM)
{
}
public SiemensPpiProtocal(string com)
{
_com = com;
_connectTryCount = 0;
}
public override byte[] SendReceive(bool isLittleEndian, params object[] content)
{
return AsyncHelper.RunSync(() => SendReceiveAsync(isLittleEndian, content));
}
public override async Task<byte[]> SendReceiveAsync(bool isLittleEndian, params object[] content)
{
if (ProtocalLinker == null || !ProtocalLinker.IsConnected)
{
await ConnectAsync();
}
return await base.SendReceiveAsync(isLittleEndian, content);
}
private async Task<OutputStruct> ForceSendReceiveAsync(ProtocalUnit unit, InputStruct content)
{
return await base.SendReceiveAsync(unit, content);
}
public override bool Connect()
{
return AsyncHelper.RunSync(ConnectAsync);
}
public override async Task<bool> ConnectAsync()
{
ProtocalLinker = new SiemensPpiProtocalLinker(_com);
var inputStruct = new ComCreateReferenceSiemensInputStruct();
var outputStruct =
await await
ForceSendReceiveAsync(this[typeof (ComCreateReferenceSiemensProtocal)],
inputStruct).
ContinueWith(async answer =>
{
if (!ProtocalLinker.IsConnected) return false;
var inputStruct2 = new ComEstablishAssociationSiemensInputStruct();
var outputStruct2 =
(ComConfirmSiemensOutputStruct)
await
ForceSendReceiveAsync(this[typeof(ComEstablishAssociationSiemensProtocal)],
inputStruct2);
return outputStruct2 != null;
});
return outputStruct != null;
}
}
}

69
Modbus.Net/Modbus.Net.Siemens/SiemensPpiProtocalLinker.cs Normal file
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@@ -0,0 +1,69 @@
using System;
using System.Collections.Generic;
using System.IO.Ports;
using System.Linq;
using System.Linq.Expressions;
using System.Text;
using System.Threading;
using System.Threading.Tasks;
namespace Modbus.Net.Siemens
{
public class SiemensPpiProtocalLinker : ComProtocalLinker
{
public override async Task<byte[]> SendReceiveAsync(byte[] content)
{
byte[] extBytes = BytesExtend(content);
if (extBytes[6] == 0x7c)
{
var inputStruct2 = new ComEstablishAssociationSiemensInputStruct();
var receiveBytes2 =
await SendReceiveWithoutExtAndDecAsync(
new ComEstablishAssociationSiemensProtocal().Format(inputStruct2));
}
var receiveBytes = await SendReceiveWithoutExtAndDecAsync(extBytes);
while (receiveBytes.Length == 1 && receiveBytes[0] == 0xf9)
{
Thread.Sleep(500);
var inputStruct2 = new ComEstablishAssociationSiemensInputStruct();
receiveBytes =
await SendReceiveWithoutExtAndDecAsync(
new ComEstablishAssociationSiemensProtocal().Format(inputStruct2));
}
if (content.Length > 6 && receiveBytes.Length == 1 && receiveBytes[0] == 0xe5)
{
var inputStruct2 = new ComEstablishAssociationSiemensInputStruct();
var receiveBytes2 =
await SendReceiveWithoutExtAndDecAsync(
new ComEstablishAssociationSiemensProtocal().Format(inputStruct2));
return BytesDecact(receiveBytes2);
}
return BytesDecact(receiveBytes);
}
public override bool? CheckRight(byte[] content)
{
if (!base.CheckRight(content).Value) return false;
int fcsCheck = 0;
if (content.Length == 1 && content[0] == 0xe5)
{
return true;
}
if (content.Length == 6 && content[3] == 0) return true;
for (int i = 4; i < content.Length - 2; i++)
{
fcsCheck += content[i];
}
fcsCheck = fcsCheck%256;
if (fcsCheck != content[content.Length - 2]) return false;
if (content[content.Length - 1] != 0x16) return false;
if (content[1] != content.Length - 6) return false;
return true;
}
public SiemensPpiProtocalLinker(string com)
: base(com, 9600, Parity.Even, StopBits.One, 8)
{
}
}
}

78
Modbus.Net/Modbus.Net.Siemens/SiemensProtocal.cs
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@@ -37,6 +37,30 @@ namespace Modbus.Net.Siemens
}
internal class ComCreateReferenceSiemensInputStruct : InputStruct
{
}
internal class ComCreateReferenceSiemensOutputStruct : OutputStruct
{
}
internal class ComCreateReferenceSiemensProtocal : SpecialProtocalUnit
{
public override byte[] Format(InputStruct message)
{
var r_message = (ComCreateReferenceSiemensInputStruct) message;
return Format((byte)0x10, (byte)0x02, (byte)0x00, (byte)0x49, (byte)0x4B, (byte)0x16);
}
public override OutputStruct Unformat(byte[] messageBytes, ref int pos)
{
return new ComCreateReferenceSiemensOutputStruct();
}
}
internal class CreateReferenceSiemensInputStruct : InputStruct
{
public CreateReferenceSiemensInputStruct(byte tdpuSize, ushort srcTsap, ushort dstTsap)
@@ -119,6 +143,38 @@ namespace Modbus.Net.Siemens
}
}
internal class ComEstablishAssociationSiemensInputStruct : InputStruct
{
}
internal class ComConfirmSiemensOutputStruct : OutputStruct
{
public ComConfirmSiemensOutputStruct(byte confirmByte)
{
ConfirmByte = confirmByte;
}
public byte ConfirmByte { get; set; }
}
internal class ComEstablishAssociationSiemensProtocal : SpecialProtocalUnit
{
public override byte[] Format(InputStruct message)
{
var r_message = (ComEstablishAssociationSiemensInputStruct)message;
return Format((byte)0x10, (byte)0x02, (byte)0x00, (byte)0x5c, (byte)0x5e, (byte)0x16);
}
public override OutputStruct Unformat(byte[] messageBytes, ref int pos)
{
//if (messageBytes.Length == 1)
//{
var confirmByte = BigEndianValueHelper.Instance.GetByte(messageBytes, ref pos);
return new ComConfirmSiemensOutputStruct(confirmByte);
//}
}
}
internal class EstablishAssociationSiemensInputStruct : InputStruct
{
public EstablishAssociationSiemensInputStruct(ushort pduRef, ushort maxCalling, ushort maxCalled, ushort maxPdu)
@@ -245,7 +301,7 @@ namespace Modbus.Net.Siemens
byte area = r_message.Area;
int offsetBit = r_message.Offset*8;
byte[] offsetBitBytes = BigEndianValueHelper.Instance.GetBytes(offsetBit);
return Format(new byte[7], protoId, rosctr, redId, pduRef, parLg, datLg, serviceId, numberOfVariables
return Format(new byte[6], (byte)0x6c, protoId, rosctr, redId, pduRef, parLg, datLg, serviceId, numberOfVariables
, variableSpec, vAddrLg, syntaxId, type, numberOfElements, dbBlock, area,
offsetBitBytes.Skip(1).ToArray());
}
@@ -325,18 +381,26 @@ namespace Modbus.Net.Siemens
const byte reserved = 0x00;
const byte type = (byte)SiemensDataType.OtherAccess;
ushort numberOfWriteBits = (ushort)(valueBytes.Length*8);
return Format(new byte[7], protoId, rosctr, redId, pduRef, parLg, datLg, serviceId, numberOfVariables
return Format(new byte[6], (byte)0x7c, protoId, rosctr, redId, pduRef, parLg, datLg, serviceId, numberOfVariables
, variableSpec, vAddrLg, syntaxId, typeR, numberOfElements, dbBlock, area,
offsetBitBytes.Skip(1).ToArray(), reserved, type, numberOfWriteBits, valueBytes);
}
public override OutputStruct Unformat(byte[] messageBytes, ref int pos)
{
pos = 4;
ushort pduRef = BigEndianValueHelper.Instance.GetUShort(messageBytes, ref pos);
pos = 14;
byte accessResult = BigEndianValueHelper.Instance.GetByte(messageBytes, ref pos);
return new WriteRequestSiemensOutputStruct(pduRef, (SiemensAccessResult)accessResult);
if (messageBytes.Length == 1)
{
byte accessResult = BigEndianValueHelper.Instance.GetByte(messageBytes, ref pos);
return new WriteRequestSiemensOutputStruct(0, accessResult == 0xe5 ? SiemensAccessResult.NoError : SiemensAccessResult.InvalidAddress);
}
else
{
pos = 4;
ushort pduRef = BigEndianValueHelper.Instance.GetUShort(messageBytes, ref pos);
pos = 14;
byte accessResult = BigEndianValueHelper.Instance.GetByte(messageBytes, ref pos);
return new WriteRequestSiemensOutputStruct(pduRef, (SiemensAccessResult)accessResult);
}
}
}

26
Modbus.Net/Modbus.Net.Siemens/SiemensProtocalLinkerBytesExtend.cs
View File

@@ -18,4 +18,30 @@ namespace Modbus.Net.Siemens
return newContent;
}
}
public class SiemensPpiProtocalLinkerBytesExtend : ProtocalLinkerBytesExtend
{
public override byte[] BytesExtend(byte[] content)
{
byte[] newContent = new byte[content.Length + 2];
Array.Copy(content, 0, newContent, 0, content.Length);
Array.Copy(new byte[] { 0x68, (byte)(content.Length - 4), (byte)(content.Length - 4), 0x68, 0x02, 0x00 }, 0, newContent, 0, 6);
int check = 0;
for (int i = 4; i < newContent.Length - 2; i++)
{
check += newContent[i];
}
check = check%256;
newContent[newContent.Length - 2] = (byte) check;
newContent[newContent.Length - 1] = 0x16;
return newContent;
}
public override byte[] BytesDecact(byte[] content)
{
byte[] newContent = new byte[content.Length - 9];
Array.Copy(content, 7, newContent, 0, newContent.Length);
return newContent;
}
}
}

9
Modbus.Net/Modbus.Net.Siemens/SiemensUtility.cs
View File

@@ -73,10 +73,11 @@ namespace Modbus.Net.Siemens
_siemensType = value;
switch (_siemensType)
{
//case SiemensType.Ppi:
// {
// throw new NotImplementedException();
// }
case SiemensType.Ppi:
{
Wrapper = ConnectionString == null ? new SiemensPpiProtocal() : new SiemensPpiProtocal(ConnectionString);
break;
}
//case SiemensType.Mpi:
// {
// throw new NotImplementedException();

26
Modbus.Net/Modbus.Net/AddressCombiner.cs
View File

@@ -38,8 +38,6 @@ namespace Modbus.Net
double initNum = -1;
double preNum = -1;
Type preType = null;
double getCount = 0;
double byteCount = 0;
List<AddressUnit> originalAddresses = new List<AddressUnit>();
var orderedAddresses =
groupedAddress.OrderBy(
@@ -51,8 +49,6 @@ namespace Modbus.Net
if (initNum < 0)
{
initNum = address.Address + address.SubAddress * (0.125 / AddressTranslator.GetAreaByteLength(address.Area));
getCount = BigEndianValueHelper.Instance.ByteLength[address.DataType.FullName] / AddressTranslator.GetAreaByteLength(address.Area);
byteCount = BigEndianValueHelper.Instance.ByteLength[address.DataType.FullName];
originalAddresses.Add(address);
}
else
@@ -63,7 +59,17 @@ namespace Modbus.Net
BigEndianValueHelper.Instance.ByteLength[preType.FullName]/
AddressTranslator.GetAreaByteLength(address.Area))
{
continue;
originalAddresses.Add(address);
if (address.Address +
address.SubAddress*(0.125/AddressTranslator.GetAreaByteLength(address.Area)) +
BigEndianValueHelper.Instance.ByteLength[address.DataType.FullName]/
AddressTranslator.GetAreaByteLength(address.Area) <=
preNum +
BigEndianValueHelper.Instance.ByteLength[preType.FullName]/
AddressTranslator.GetAreaByteLength(address.Area))
{
continue;
}
}
else if (address.Address +
address.SubAddress*(0.125/AddressTranslator.GetAreaByteLength(address.Area)) >
@@ -75,22 +81,16 @@ namespace Modbus.Net
{
Area = area,
Address = (int) Math.Floor(initNum),
GetCount = (int)Math.Ceiling(((int)Math.Floor(preNum) - (int)Math.Floor(initNum) + 1) * AddressTranslator.GetAreaByteLength(address.Area)),
GetCount = (int)Math.Ceiling(((int)Math.Floor(preNum) - (int)Math.Floor(initNum)) * AddressTranslator.GetAreaByteLength(address.Area) + BigEndianValueHelper.Instance.ByteLength[preType.FullName]),
DataType = typeof (byte),
OriginalAddresses = originalAddresses.ToList(),
});
initNum = address.Address;
getCount = BigEndianValueHelper.Instance.ByteLength[address.DataType.FullName]/
AddressTranslator.GetAreaByteLength(address.Area);
byteCount = BigEndianValueHelper.Instance.ByteLength[address.DataType.FullName];
originalAddresses.Clear();
originalAddresses.Add(address);
}
else
{
getCount += BigEndianValueHelper.Instance.ByteLength[address.DataType.FullName]/
AddressTranslator.GetAreaByteLength(address.Area);
byteCount += BigEndianValueHelper.Instance.ByteLength[address.DataType.FullName];
originalAddresses.Add(address);
}
}
@@ -101,7 +101,7 @@ namespace Modbus.Net
{
Area = area,
Address = (int)Math.Floor(initNum),
GetCount = (int)Math.Ceiling(((int)Math.Floor(preNum) - (int)Math.Floor(initNum) + 1) * AddressTranslator.GetAreaByteLength(area)),
GetCount = (int)Math.Ceiling(((int)Math.Floor(preNum) - (int)Math.Floor(initNum)) * AddressTranslator.GetAreaByteLength(area) + BigEndianValueHelper.Instance.ByteLength[preType.FullName]),
DataType = typeof (byte),
OriginalAddresses = originalAddresses.ToList()
});

5
Modbus.Net/Modbus.Net/BaseMachine.cs
View File

@@ -405,6 +405,11 @@ namespace Modbus.Net
valueHelper.ByteArrayToObjectArray(datas,
new KeyValuePair<Type, int>(typeof (byte), datas.Length)));
}
//如果不保持连接，断开连接
if (!KeepConnect)
{
BaseUtility.Disconnect();
}
}
catch (Exception e)
{

102
Modbus.Net/Modbus.Net/CRC16.cs
View File

@@ -26,6 +26,7 @@ namespace Modbus.Net
/// 生成CRC码
/// </summary>
/// <param name="message">发送或返回的命令，CRC码除外</param>
/// <param name="Rcvbuf">存储CRC码的字节的数组</param>
/// <param name="CRC">生成的CRC码</param>
public short GetCRC(byte[] message, ref byte[] Rcvbuf)
{
@@ -84,5 +85,106 @@ namespace Modbus.Net
}
#endregion
/// <summary>
/// 取模FF(255)
/// 取反+1
/// </summary>
/// <param name="writeUncheck"></param>
/// <returns></returns>
public bool LrcEfficacy(string message)
{
var index = message.IndexOf(Environment.NewLine, StringComparison.InvariantCulture);
var writeUncheck = message.Substring(1, index - 3);
var checkString = message.Substring(index - 3, 2);
char[] hexArray = new char[writeUncheck.Length];
hexArray = writeUncheck.ToCharArray();
int decNum = 0, decNumMSB = 0, decNumLSB = 0;
int decByte, decByteTotal = 0;
bool msb = true;
for (int t = 0; t <= hexArray.GetUpperBound(0); t++)
{
if ((hexArray[t] >= 48) && (hexArray[t] <= 57))
decNum = (hexArray[t] - 48);
else if ((hexArray[t] >= 65) & (hexArray[t] <= 70))
decNum = 10 + (hexArray[t] - 65);
if (msb)
{
decNumMSB = decNum * 16;
msb = false;
}
else
{
decNumLSB = decNum;
msb = true;
}
if (msb)
{
decByte = decNumMSB + decNumLSB;
decByteTotal += decByte;
}
}
decByteTotal = (255 - decByteTotal) + 1;
decByteTotal = decByteTotal & 255;
int a, b = 0;
string hexByte = "", hexTotal = "";
double i;
for (i = 0; decByteTotal > 0; i++)
{
//b = Convert.ToInt32(System.Math.Pow(16.0, i));
a = decByteTotal % 16;
decByteTotal /= 16;
if (a <= 9)
hexByte = a.ToString();
else
{
switch (a)
{
case 10:
hexByte = "A";
break;
case 11:
hexByte = "B";
break;
case 12:
hexByte = "C";
break;
case 13:
hexByte = "D";
break;
case 14:
hexByte = "E";
break;
case 15:
hexByte = "F";
break;
}
}
hexTotal = String.Concat(hexByte, hexTotal);
}
return hexTotal == checkString;
}
public string GetLRC(byte[] code)
{
int sum = 0;
foreach (byte b in code)
{
sum += b;
}
sum = sum % 255;//取模FF(255)
sum = ~sum + 1;//取反+1
string lrc = Convert.ToString(sum, 16);
return lrc;
}
}
}

151
Modbus.Net/Modbus.Net/ComConnector.cs
View File

@@ -8,28 +8,50 @@ namespace Modbus.Net
{
public class ComConnector : BaseConnector, IDisposable
{
public override string ConnectionToken { get { return _com; }
}
public override string ConnectionToken => _com;
private SerialPort _serialPort1;
private SerialPort SerialPort1
{
get
{
if (_serialPort1 == null)
{
_serialPort1 = new SerialPort
{
PortName = _com,
BaudRate = _baudRate,
Parity = _parity,
StopBits = _stopBits,
DataBits = _dataBits,
ReadTimeout = _timeoutTime,
};
}
return _serialPort1;
}
}
public delegate byte[] GetDate(byte[] bts);
//private GetDate mygetDate;
private readonly string _com;
private readonly int _timeoutTime;
private readonly int _baudRate;
private readonly Parity _parity;
private readonly StopBits _stopBits;
private readonly int _dataBits;
public ComConnector(string com, int timeoutTime)
public ComConnector(string com, int baudRate, Parity parity, StopBits stopBits, int dataBits, int timeoutTime)
{
this._com = com;
_serialPort1 = new SerialPort
{
PortName = com,
BaudRate = 9600,
Parity = Parity.None,
StopBits = StopBits.One,
DataBits = 8,
ReadTimeout = timeoutTime,
};
_com = com;
_timeoutTime = timeoutTime;
_baudRate = baudRate;
_parity = parity;
_stopBits = stopBits;
_dataBits = dataBits;
//端口号
//比特率
//奇偶校验
@@ -41,24 +63,20 @@ namespace Modbus.Net
public override bool IsConnected
{
get { return _serialPort1 != null && _serialPort1.IsOpen; }
get { return SerialPort1 != null && SerialPort1.IsOpen; }
}
public override bool Connect()
{
if (_serialPort1 != null)
try
{
try
{
_serialPort1.Open();
return true;
}
catch
{
return false;
}
SerialPort1.Open();
return true;
}
catch
{
return false;
}
return false;
}
public override Task<bool> ConnectAsync()
@@ -68,11 +86,11 @@ namespace Modbus.Net
public override bool Disconnect()
{
if (_serialPort1 != null)
if (SerialPort1 != null)
{
try
{
_serialPort1.Close();
Dispose();
return true;
}
catch
@@ -100,16 +118,24 @@ namespace Modbus.Net
{
try
{
if (!_serialPort1.IsOpen)
if (!SerialPort1.IsOpen)
{
_serialPort1.Open();
try
{
SerialPort1.Open();
}
catch (Exception)
{
Dispose();
SerialPort1.Open();
}
}
_serialPort1.Write(sendbytes, 0, sendbytes.Length);
SerialPort1.Write(sendbytes, 0, sendbytes.Length);
return ReadMsg();
}
catch
{
_serialPort1.Close();
Dispose();
return null;
}
}
@@ -123,7 +149,7 @@ namespace Modbus.Net
{
try
{
_serialPort1.Write(sendbytes, 0, sendbytes.Length);
SerialPort1.Write(sendbytes, 0, sendbytes.Length);
return true;
}
catch (Exception)
@@ -148,22 +174,21 @@ namespace Modbus.Net
{
try
{
if (!_serialPort1.IsOpen)
if (!SerialPort1.IsOpen)
{
_serialPort1.Open();
SerialPort1.Open();
}
byte[] data = new byte[200];
byte[] data;
Thread.Sleep(100);
int i = _serialPort1.Read(data, 0, _serialPort1.BytesToRead);
int i = ReadComm(out data, 10, 5000, 1000);
byte[] returndata = new byte[i];
Array.Copy(data, 0, returndata, 0, i);
_serialPort1.Close();
return returndata;
}
catch (Exception)
catch (Exception ex)
{
_serialPort1.Close();
Dispose();
return null;
}
}
@@ -181,33 +206,35 @@ namespace Modbus.Net
public int ReadComm(out Byte[] readBuf, int bufRoom, int HowTime, int ByteTime)
{
//throw new System.NotImplementedException();
readBuf = new Byte[64];
readBuf = new Byte[1023];
Array.Clear(readBuf, 0, readBuf.Length);
int nReadLen, nBytelen;
if (_serialPort1.IsOpen == false)
if (SerialPort1.IsOpen == false)
return -1;
nBytelen = 0;
_serialPort1.ReadTimeout = HowTime;
SerialPort1.ReadTimeout = HowTime;
try
{
readBuf[nBytelen] = (byte) _serialPort1.ReadByte();
byte[] bTmp = new byte[1023];
Array.Clear(bTmp, 0, bTmp.Length);
nReadLen = ReadBlock(out bTmp, bufRoom - 1, ByteTime);
if (nReadLen > 0)
while (SerialPort1.BytesToRead > 0)
{
Array.Copy(bTmp, 0, readBuf, 1, nReadLen);
nBytelen = 1 + nReadLen;
readBuf[nBytelen] = (byte) SerialPort1.ReadByte();
byte[] bTmp = new byte[bufRoom];
Array.Clear(bTmp, 0, bTmp.Length);
nReadLen = ReadBlock(bTmp, bufRoom, ByteTime);
if (nReadLen > 0)
{
Array.Copy(bTmp, 0, readBuf, nBytelen + 1, nReadLen);
nBytelen += 1 + nReadLen;
}
else if (nReadLen == 0)
nBytelen += 1;
}
else if (nReadLen == 0)
nBytelen = 1;
}
catch (Exception ex)
{
@@ -225,25 +252,21 @@ namespace Modbus.Net
/// <param name="ReadRoom">串口数据缓冲空间大小 </param>
/// <param name="ByteTime">字节间隔最大时间 </param>
/// <returns>从串口实际读入的字节个数 </returns>
public int ReadBlock(out byte[] ReadBuf, int ReadRoom, int ByteTime)
public int ReadBlock(byte[] ReadBuf, int ReadRoom, int ByteTime)
{
//throw new System.NotImplementedException();
ReadBuf = new byte[1024];
Array.Clear(ReadBuf, 0, ReadBuf.Length);
sbyte nBytelen;
//long nByteRead;
if (_serialPort1.IsOpen == false)
if (SerialPort1.IsOpen == false)
return 0;
nBytelen = 0;
_serialPort1.ReadTimeout = ByteTime;
SerialPort1.ReadTimeout = ByteTime;
while (nBytelen < (ReadRoom - 1))
while (nBytelen < ReadRoom - 1 && SerialPort1.BytesToRead > 0)
{
try
{
ReadBuf[nBytelen] = (byte) _serialPort1.ReadByte();
ReadBuf[nBytelen] = (byte) SerialPort1.ReadByte();
nBytelen++; // add one
}
catch (Exception ex)
@@ -253,7 +276,6 @@ namespace Modbus.Net
}
ReadBuf[nBytelen] = 0x00;
return nBytelen;
}
@@ -342,6 +364,7 @@ namespace Modbus.Net
{
_serialPort1.Close();
_serialPort1.Dispose();
_serialPort1 = null;
}
}
}

8
Modbus.Net/Modbus.Net/ComProtocalLinker.cs
View File

@@ -1,18 +1,18 @@
using System;
using System.IO.Ports;
namespace Modbus.Net
{
public abstract class ComProtocalLinker : ProtocalLinker
{
protected ComProtocalLinker() : this(ConfigurationManager.COM)
protected ComProtocalLinker(int baudRate, Parity parity, StopBits stopBits, int dataBits) : this(ConfigurationManager.COM, baudRate, parity, stopBits, dataBits)
{
}
protected ComProtocalLinker(string com)
protected ComProtocalLinker(string com, int baudRate, Parity parity, StopBits stopBits, int dataBits)
{
//初始化连对象
_baseConnector = new ComConnector(com, 30000);
_baseConnector = new ComConnector(com, baudRate, parity, stopBits, dataBits, 30000);
}
}
}

6
Modbus.Net/Modbus.Net/ValueHelper.cs
View File

@@ -416,12 +416,12 @@ namespace Modbus.Net
{
if (subPos < 0 && subPos >= 8) throw new IndexOutOfRangeException();
int ans = number % 2;
int i = 7;
while (i >= subPos)
int i = 0;
while (i <= subPos)
{
ans = number % 2;
number /= 2;
i--;
i++;
}
subPos += 1;
if (subPos > 7)

35
Modbus.Net/NA200H.UI.WPF/MainWindow.xaml.cs
View File

@@ -41,25 +41,26 @@ namespace NA200H.UI.WPF
private void GetMachineEnter()
{
machine = new ModbusMachine(ModbusType.Tcp, "192.168.3.12", new List<AddressUnit>()
//machine = new ModbusMachine(ModbusType.Tcp, "192.168.3.12", new List<AddressUnit>()
//{
//new AddressUnit() {Id = "1", Area = "MW", Address = 1, CommunicationTag = "Add1", DataType = typeof(ushort), Zoom = 1, DecimalPos = 0},
//new AddressUnit() {Id = "2", Area = "MW", Address = 2, CommunicationTag = "Add2", DataType = typeof(ushort), Zoom = 1, DecimalPos = 0},
//new AddressUnit() {Id = "3", Area = "MW", Address = 3, CommunicationTag = "Add3", DataType = typeof(ushort), Zoom = 1, DecimalPos = 0},
//new AddressUnit() {Id = "4", Area = "MW", Address = 4, CommunicationTag = "Ans", DataType = typeof(ushort), Zoom = 1, DecimalPos = 0},
//});
//machine.AddressFormater = new AddressFormaterNA200H();
//machine.AddressTranslator = new AddressTranslatorNA200H();
//machine.AddressCombiner = new AddressCombinerContinus(machine.AddressTranslator);
//machine.AddressCombinerSet = new AddressCombinerContinus(machine.AddressTranslator);
machine = new SiemensMachine(SiemensType.Ppi, "COM4", SiemensMachineModel.S7_300, new List<AddressUnit>()
{
new AddressUnit() {Id = "1", Area = "MW", Address = 1, CommunicationTag = "Add1", DataType = typeof(ushort), Zoom = 1, DecimalPos = 0},
new AddressUnit() {Id = "2", Area = "MW", Address = 2, CommunicationTag = "Add2", DataType = typeof(ushort), Zoom = 1, DecimalPos = 0},
new AddressUnit() {Id = "3", Area = "MW", Address = 3, CommunicationTag = "Add3", DataType = typeof(ushort), Zoom = 1, DecimalPos = 0},
new AddressUnit() {Id = "4", Area = "MW", Address = 4, CommunicationTag = "Ans", DataType = typeof(ushort), Zoom = 1, DecimalPos = 0},
new AddressUnit() {Id = "1", Area = "V", Address = 0, CommunicationTag = "Add1", DataType = typeof(ushort), Zoom = 1, DecimalPos = 0},
new AddressUnit() {Id = "2", Area = "V", Address = 2, CommunicationTag = "Add2", DataType = typeof(ushort), Zoom = 1, DecimalPos = 0},
new AddressUnit() {Id = "3", Area = "V", Address = 4, CommunicationTag = "Add3", DataType = typeof(ushort), Zoom = 1, DecimalPos = 0},
new AddressUnit() {Id = "4", Area = "V", Address = 6, CommunicationTag = "Ans", DataType = typeof(ushort), Zoom = 1, DecimalPos = 0}
});
machine.AddressFormater = new AddressFormaterNA200H();
machine.AddressTranslator = new AddressTranslatorNA200H();
machine.AddressCombiner = new AddressCombinerContinus(machine.AddressTranslator);
machine.AddressCombinerSet = new AddressCombinerContinus(machine.AddressTranslator);
//machine = new SiemensMachine(SiemensType.Tcp, "192.168.3.11:102", SiemensMachineModel.S7_300, new List<AddressUnit>()
//{
//new AddressUnit() {Id = "1", Area = "V", Address = 0, CommunicationTag = "Add1", DataType = typeof(ushort), Zoom = 1, DecimalPos = 0},
//new AddressUnit() {Id = "2", Area = "V", Address = 2, CommunicationTag = "Add2", DataType = typeof(ushort), Zoom = 1, DecimalPos = 0},
//new AddressUnit() {Id = "3", Area = "V", Address = 4, CommunicationTag = "Add3", DataType = typeof(ushort), Zoom = 1, DecimalPos = 0},
//new AddressUnit() {Id = "4", Area = "V", Address = 6, CommunicationTag = "Ans", DataType = typeof(ushort), Zoom = 1, DecimalPos = 0}
//});
//machine.AddressCombiner = new AddressCombinerContinus();
var result = machine.GetDatas(MachineGetDataType.CommunicationTag);
var resultFormat = BaseMachine.MapGetValuesToSetValues(result);
SetValue(new ushort[4] {(ushort)resultFormat["Add1"], (ushort)resultFormat["Add2"], (ushort)resultFormat["Add3"], (ushort)resultFormat["Ans"]});
@@ -85,8 +86,8 @@ namespace NA200H.UI.WPF
ushort.TryParse(Add1.Text, out add1);
ushort.TryParse(Add2.Text, out add2);
ushort.TryParse(Add3.Text, out add3);
utility.SetDatas(0x02, 0x00, "NW 1", new object[] { add1, add2, add3 });
//utility.SetDatas(0x02, 0x00, "V 1", new object[] { add1, add2, add3 });
//utility.SetDatas(0x02, 0x00, "NW 1", new object[] { add1, add2, add3 });
utility.SetDatas(0x02, 0x00, "V 1", new object[] { add1, add2, add3 });
Thread.Sleep(100);
GetUtilityEnter();
}