public string GetParament()
{
ParaPack para = new ParaPack();
if (cbo_functioncode.SelectedItem != null)
{
ModbusFunctionCode funCode = (ModbusFunctionCode)cbo_functioncode.SelectedItem;
para.AddItem("内存区", funCode.Code);
}
para.AddItem("偏置", this.ndOffset.Text.Trim());
if (cbo_StoreType.SelectedItem != null)
{
ModbusDataType datatype = (ModbusDataType)cbo_StoreType.SelectedItem;
para.AddItem("数据类型", datatype.DataType.ToString());
}
if (cbo_datatype.SelectedItem != null)
{
string datatype = (string)cbo_datatype.SelectedItem;
para.AddItem("存储位置", datatype.ToString());
}
para.AddItem("字节长度", this.ndCharSize.Text.Trim() == ""?"0": this.ndCharSize.Text.Trim());
para.AddItem("按位存取", this.cbPosition.Checked?"1":"0");
para.AddItem("数据位", this.ndPosition.Text.Trim() == ""?"0": this.ndPosition.Text.Trim());
return(para.ToString());
}
internal static DataStoreEventArgs CreateDataStoreEventArgs <T>(ushort startAddress,
ModbusDataType modbusDataType, IEnumerable <T> data)
{
if (data == null)
{
throw new ArgumentNullException("data");
}
DataStoreEventArgs eventArgs;
if (typeof(T) == typeof(bool))
{
var a = new ReadOnlyCollection <bool>(data.Cast <bool>().ToArray());
eventArgs = new DataStoreEventArgs(startAddress, modbusDataType)
{
Data = DiscriminatedUnion <ReadOnlyCollection <bool>, ReadOnlyCollection <ushort> > .CreateA(a)
};
}
else if (typeof(T) == typeof(ushort))
{
var b = new ReadOnlyCollection <ushort>(data.Cast <ushort>().ToArray());
eventArgs = new DataStoreEventArgs(startAddress, modbusDataType)
{
Data = DiscriminatedUnion <ReadOnlyCollection <bool>, ReadOnlyCollection <ushort> > .CreateB(b)
};
}
else
{
throw new ArgumentException("Generic type T should be of type bool or ushort");
}
return(eventArgs);
}
public static string MergeComplexValue(byte[] values, ModbusDataType valueType, bool endianSwap = false, bool midEndianSwap = false)
{
//In case of adding new value type, modify endian handling logic
if (midEndianSwap && (valueType == ModbusDataType.Float || valueType == ModbusDataType.Int32))
{
//Mid endian swap logic
Array.Reverse(values, 0, 2);
Array.Reverse(values, 2, 2);
}
if (endianSwap)
{
Array.Reverse(values);
}
switch (valueType)
{
case ModbusDataType.Float:
return(String.Format("{0:F3}", BitConverter.ToSingle(values)));
case ModbusDataType.Int32:
return(BitConverter.ToInt32(values).ToString());
default:
return("Uknown value type");
}
}
public void Store(ModbusDataType modbusData, ushort startAddress, IEnumerable <ushort> datas)
{
if (modbusData == ModbusDataType.InputRegister)
{
Array.Copy(datas.ToArray(), 0, Inputs, startAddress, datas.Count());
}
else if (modbusData == ModbusDataType.HoldingRegister)
{
Array.Copy(datas.ToArray(), 0, Outputs, startAddress, datas.Count());
}
else
{
throw new NotFiniteNumberException();
}
Debug.WriteLine(modbusData);
Debug.WriteLine(string.Format("{0}~:{1} >>{2}...", startAddress, datas.Count(), string.Join(" ", datas.Take(3))));
}
/// <summary>
/// 数据转换，string到byte[]
/// </summary>
/// <param name="dataType"></param>
/// <param name="value"></param>
/// <returns></returns>
public static BllResult <byte[]> TransferStringToBuffer(ModbusDataType dataType, string value)
{
try
{
switch (dataType)
{
case ModbusDataType.Bool:
return(BllResultFactory <byte[]> .Sucess(reverseBytesTransform.TransByte(Convert.ToBoolean(value))));
case ModbusDataType.Short:
return(BllResultFactory <byte[]> .Sucess(reverseBytesTransform.TransByte(new Int16[] { Convert.ToInt16(value) })));
case ModbusDataType.UShort:
return(BllResultFactory <byte[]> .Sucess(reverseBytesTransform.TransByte(new UInt16[] { Convert.ToUInt16(value) })));
case ModbusDataType.Int:
return(BllResultFactory <byte[]> .Sucess(reverseBytesTransform.TransByte(new Int32[] { Convert.ToInt32(value) })));
case ModbusDataType.UInt:
return(BllResultFactory <byte[]> .Sucess(reverseBytesTransform.TransByte(new UInt32[] { Convert.ToUInt32(value) })));
case ModbusDataType.Long:
return(BllResultFactory <byte[]> .Sucess(reverseBytesTransform.TransByte(new Int64[] { Convert.ToInt64(value) })));
case ModbusDataType.ULong:
return(BllResultFactory <byte[]> .Sucess(reverseBytesTransform.TransByte(new UInt64[] { Convert.ToUInt64(value) })));
case ModbusDataType.Float:
return(BllResultFactory <byte[]> .Sucess(reverseBytesTransform.TransByte(new Single[] { Convert.ToSingle(value) })));
case ModbusDataType.Double:
return(BllResultFactory <byte[]> .Sucess(reverseBytesTransform.TransByte(new Double[] { Convert.ToDouble(value) })));
case ModbusDataType.String:
return(BllResultFactory <byte[]> .Sucess(reverseBytesTransform.TransByte(value.PadRight(20, ' '), Encoding.ASCII)));
default:
return(BllResultFactory <byte[]> .Error("未识别的数据类型"));
}
}
catch (Exception ex)
{
return(BllResultFactory <byte[]> .Error("转换出现问题：" + ex.Message));
}
}
public void SetParament(string parastr)
{
ParaPack para = new ParaPack(parastr);
if (para.Count > 0)
{
///内存区
for (int i = 0; i < cbo_functioncode.Items.Count; i++)
{
ModbusFunctionCode funCode = (ModbusFunctionCode)cbo_functioncode.Items[i];
if (funCode.Code == para.GetValue("内存区"))
{
cbo_functioncode.SelectedIndex = i;
break;
}
}
//数据类型
for (int i = 0; i < cbo_StoreType.Items.Count; i++)
{
ModbusDataType datatype = (ModbusDataType)cbo_StoreType.Items[i];
if (datatype.ToString() == para.GetValue("数据类型"))
{
cbo_StoreType.SelectedIndex = i;
break;
}
}
//偏置
this.ndOffset.Value = para.GetValue("偏置") == "" ? 0: Convert.ToDecimal(para.GetValue("偏置"));
this.ndCharSize.Value = para.GetValue("字节长度") == "" ? 0 : Convert.ToDecimal(para.GetValue("字节长度"));
this.ndPosition.Value = para.GetValue("数据位") == "" ? 0 : Convert.ToDecimal(para.GetValue("数据位"));
//存储位置
for (int i = 0; i < cbo_datatype.Items.Count; i++)
{
string datatype = (string)cbo_datatype.Items[i];
if (datatype.ToString() == para.GetValue("存储位置"))
{
cbo_datatype.SelectedIndex = i;
break;
}
}
//按位存取
this.cbPosition.Checked = para.GetValue("按位存取") == "1" ? true : false;
}
}
private void Cbo_StoreType_SelectedIndexChanged(object sender, EventArgs e)
{
if (cbo_StoreType.SelectedItem != null)
{
cbo_datatype.Visible = false;
this.labelbytesize.Visible = false;
this.ndCharSize.Visible = false;
groupposition.Visible = false;
ModbusDataType dataType = (ModbusDataType)cbo_StoreType.SelectedItem;
labelStoredDesc.Text = dataType.Description;
switch (dataType.DataType)
{
case Modbus_Type.无符号整数8位:
cbo_datatype.Visible = true;
break;
case Modbus_Type.符号整数8位:
cbo_datatype.Visible = true;
break;
case Modbus_Type.字符型:
cbo_datatype.Visible = false;
this.labelbytesize.Visible = true;
this.ndCharSize.Visible = true;
break;
case Modbus_Type.无符号整数16位:
this.groupposition.Visible = true;
break;
case Modbus_Type.符号整数16位:
this.groupposition.Visible = true;
break;
default:
cbo_datatype.Visible = false;
this.labelbytesize.Visible = false;
ndCharSize.Visible = false;
this.groupposition.Visible = false;
break;
}
}
}
public static IModbusDataDecoder CreateDecoder(FunctionCode functionCode, ModbusDataType dataType)
{
switch (dataType)
{
case var _ when functionCode == FunctionCode.ReadCoils || functionCode == FunctionCode.ReadInputs:
return(new DiscreteBoolDecoder());
case ModbusDataType.Int16:
return(new Int16Decoder());
case ModbusDataType.Int32:
return(new Int32Decoder());
case ModbusDataType.Float:
return(new FloatDecoder());
default:
throw new ArgumentOutOfRangeException(nameof(dataType), dataType, null);
}
}
private void Decode()
{
try
{
ModbusMessageMode mode = radioButtonMaster.Checked ? ModbusMessageMode.Master : ModbusMessageMode.Slave;
ModbusDataType dataType = ModbusDataType.Float;
if (radioButtonInts.Checked)
{
dataType = ModbusDataType.Integer;
}
else if (radioButtonLongInts.Checked)
{
dataType = ModbusDataType.LongInt;
}
MdbusMessage mdbusMessage = MdbusMessage.Decode(txtInput.Text, checkBoxModiconFormat.Checked, mode, dataType);
resultBox.Text = mdbusMessage.ToString(true) + resultBox.Text;
}
catch (Exception e)
{
MessageBox.Show("Error decoding input string. Message:" + Environment.NewLine + e.Message, "Decoding Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
}
/// <summary>
/// 根据数据类型获取其对应的字节长度
/// </summary>
/// <param name="type"></param>
/// <returns></returns>
public static ushort GetByteSize(ModbusDataType type)
{
switch (type)
{
case ModbusDataType.Bool: //一个寄存器是16位，可以包含16个Bool量，所以Bool类型占用2个字节
return(2);
case ModbusDataType.Short:
return(2);
case ModbusDataType.UShort:
return(2);
case ModbusDataType.Int:
return(4);
case ModbusDataType.UInt:
return(4);
case ModbusDataType.Long:
return(8);
case ModbusDataType.ULong:
return(8);
case ModbusDataType.Float:
return(4);
case ModbusDataType.Double:
return(8);
case ModbusDataType.String:
return(1);
default:
return(2);
}
}
private void cbDataType_SelectedIndexChanged(object sender, EventArgs e)
{
switch (cbDataType.SelectedIndex)
{
case 0:
cbbTxtVar.Items.Clear();
cbbTxtVar.Items.AddRange(new object[] { 1, 3, 5, 7, 9, 11, 13, 15, 17, 19, 21, 23, 25, 27, 29, 31, 33, 35, 37, 39});
modbusDataType = ModbusDataType.SignedInt;
break;
case 1:
cbbTxtVar.Items.Clear();
cbbTxtVar.Items.AddRange(new object[] { 41, 43, 45, 47, 49, 51, 53, 55, 57, 59, 61, 63, 65, 67, 69, 71, 73, 75, 77, 79 });
modbusDataType = ModbusDataType.Float;
break;
case 2:
cbbTxtVar.Items.Clear();
cbbTxtVar.Items.AddRange(new object[] { 0 });
modbusDataType = ModbusDataType.UnsignedShort;
break;
default:
break;
}
}
private static Int16[] SplitComplexValue(string value, ModbusDataType valueType)
{
byte[] bf;
//float f = float.Parse(value);
switch (valueType)
{
case ModbusDataType.Float:
bf = BitConverter.GetBytes(float.Parse(value));
break;
case ModbusDataType.Int32:
bf = BitConverter.GetBytes(Convert.ToInt32(value));
break;
default:
return(null);
}
//At this point all complex values used need only 2 registries (2 Int16)
var p1 = BitConverter.ToInt16(bf.SubArray(0, 2), 0);
var p2 = BitConverter.ToInt16(bf.SubArray(2, 2), 0);
return(new Int16[] { p1, p2 });
}
public static Int16[] SplitComplexValue(float value, ModbusDataType valueType)
{
throw new NotImplementedException();
}
public static MdbusMessage Decode(string message, bool useModiconFormat, ModbusMessageMode mode, ModbusDataType dataType)
{
MdbusMessage mdbusMessage = new MdbusMessage();
mdbusMessage.DecodeMessage(message, useModiconFormat, mode, dataType);
return(mdbusMessage);
}
/// <summary>
/// Decodes a message string from Mdbus.exe (Calta Software)
/// </summary>
/// <param name="message">Message string from Mdbus Monitor logging, starting with the Slave ID</param>
/// <param name="useModiconFormat">True if Modicon format for Float or LongInt are used (the least significant bytes are sent in the first register and the most significant bytes in the second register of a pair)</param>
/// <param name="mode">Set the mode to Master or Slave. Used to distinguish between request and response when decoding</param>
/// <param name="dataType">Set the data type to decode, either float, int or long int (default is float)</param>
/// <example>
///
/// Example responses:
///
/// 3 (0x03) Read Holding Registers
/// SlaveID=1, FC=0x03, ByteCount=0x10 (16), values: 60 3A 46 ....
/// 01 03 10 60 3A 46 33 69 89 44 57 33 CE 43 06 8B 59 3B 72 C4 8E
///
/// 4 (0x04) Read Input Registers
/// SlaveID=1, FC=0x04, ByteCount=0x10 (16), values: 60 3A 46 ....
/// 01 04 10 60 3A 46 33 69 89 44 57 33 CE 43 06 8B 59 3B 72 C4 8E
///
/// 16 (0x10) Write Multiple Registers
/// SlaveID=1, FC=0x10 (16), StartAddr=0x0064 (100), Registers=0x0032 (50), ByteCount=0x64 (100), Values:48 9C 1C ...
/// 01 10 00 64 00 32 64 48 9C 1C B6 48 94 27 C8 48 98 95 47 48 87 F7 BD 42 AC 07 2B 42 AE 57 91 42 AC 89 5E 42 AF DE 29 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 45 C9 F0 4D 45 CA 95 4D 45 C9 23 FE 45 C9 64 DF 42 0A 66 66 42 0C CC CD 42 13 33 33 42 11 33 33 42 9E CC CD 9D A4
/// </example>
/// <returns></returns>
///
private void DecodeMessage(string message, bool useModiconFormat, ModbusMessageMode mode, ModbusDataType dataType)
{
if (!message.Contains(' '))
{
// TODO: create string array from text without spaces.
throw new ArgumentException("Given message string does not contain spaces. Must use a valid string from Mdbus Monitor log");
}
OriginalMessageString = message;
UseModiconFormat = useModiconFormat;
MessageMode = mode;
DataType = dataType;
// Check if there are RX or TX in beginning
MessageType = ModbusMessageType.Unknown;
if (message.Trim().StartsWith("RX"))
{
MessageType = ModbusMessageType.Receive;
message = message.Replace("RX", "");
}
else if (message.Trim().StartsWith("TX"))
{
MessageType = ModbusMessageType.Transmit;
message = message.Replace("TX", "");
}
// If we are slave then a TX would be a request (from master) and RX would be a response
// If we are master, then a TX would be a request (from us) and RX would be a response
// By default we want to decode as response (we are slave and RX message is important)
MessageRole = ModbusMessageRole.Response;
if (MessageMode == ModbusMessageMode.Master && MessageType == ModbusMessageType.Transmit)
{
MessageRole = ModbusMessageRole.Request;
}
else if (MessageMode == ModbusMessageMode.Slave && MessageType == ModbusMessageType.Receive)
{
MessageRole = ModbusMessageRole.Request;
}
string[] hexValuesSplit = message.Trim().Split(' ');
if (hexValuesSplit.Length > 0)
{
SlaveId = Convert.ToInt32(hexValuesSplit[0], 16);
}
if (hexValuesSplit.Length > 1)
{
var byteValue = Convert.ToInt16(hexValuesSplit[1], 16);
FunctionCode = byteValue & 0x7F; // Ignore the first (error) bit
ModbusException = ((byteValue & 0x80) == 0x80); // Use the first (error) bit
if (ModbusException && (hexValuesSplit.Length > 2))
{
ExceptionCode = Convert.ToInt16(hexValuesSplit[2], 16);
}
}
if (hexValuesSplit.Length > 1)
{
Checksum = hexValuesSplit[hexValuesSplit.Length - 2] + hexValuesSplit[hexValuesSplit.Length - 1];
ChecksumOk = ModbusUtility.CheckModbusCRC(hexValuesSplit);
}
int startByte = 0;
bool hasDataValues = false;
switch (FunctionCode)
{
case 1:
case 2:
if (MessageRole == ModbusMessageRole.Request)
{
StartAddress = ModbusUtility.ConvertHexStringToInt(hexValuesSplit, 2, 2);
CoilCount = ModbusUtility.ConvertHexStringToInt(hexValuesSplit, 4, 2);
}
else
{
ByteCount = ModbusUtility.ConvertHexStringToInt(hexValuesSplit, 2, 1);
startByte = 3;
}
break;
case 3:
case 4:
// Request and response differs (we are slave):
// RX 01 03 00 00 00 2C 44 17
// TX 01 03 58 01 14 00 00 46 81 38 00 45 48 40 00 44 F1 80 00 42 47 99 9A 47 26 C9 00 47 1D 38 00 47 1D 3A 00 47 27 F8 00 43 82 F3 33 3F B3 33 33 43 2C 66 66 00 00 00 00 00 00 00 00 00 00 00 00 45 34 50 00 00 00 00 00 00 00 00 00 00 00 00 00 43 C9 80 00 41 49 99 9A 41 48 00 00 60 34
if (MessageRole == ModbusMessageRole.Response)
{
ByteCount = ModbusUtility.ConvertHexStringToInt(hexValuesSplit, 2, 1);
startByte = 3;
hasDataValues = true;
}
else
{
StartAddress = ModbusUtility.ConvertHexStringToInt(hexValuesSplit, 2, 2);
RegisterCount = ModbusUtility.ConvertHexStringToInt(hexValuesSplit, 4, 2);
}
break;
case 6:
// Request and response are the same:
// RX 01 06 00 00 02 FD 49 2B
// TX 01 06 00 00 02 FD 49 2B
StartAddress = ModbusUtility.ConvertHexStringToInt(hexValuesSplit, 2, 2);
SingleRegisterValue = ModbusUtility.ConvertHexStringToInt(hexValuesSplit, 4, 2);
startByte = 6;
hasDataValues = true;
break;
case 16:
// Request and response differs (we are slave):
// RX 01 10 00 5B 00 10 20 00 00 3F 80 00 00 3F 80 CC CD 42 0C CC CD 41 DC 51 EC 41 2C 1E B8 40 B5 CC CD 40 F4 E1 48 40 FA FB DB
// TX 01 10 00 5B 00 10 B0 16
StartAddress = ModbusUtility.ConvertHexStringToInt(hexValuesSplit, 2, 2);
RegisterCount = ModbusUtility.ConvertHexStringToInt(hexValuesSplit, 4, 2);
// Only request has byte count
if (MessageRole == ModbusMessageRole.Request)
{
ByteCount = ModbusUtility.ConvertHexStringToInt(hexValuesSplit, 6, 1);
startByte = 7;
hasDataValues = true;
}
break;
default:
break;
}
if (((FunctionCode == 1) || (FunctionCode == 2)) && (MessageRole == ModbusMessageRole.Response))
{
for (int i = startByte; (i - startByte < ByteCount) && (i < hexValuesSplit.Length - 2); i++)
{
var byteValue = ModbusUtility.ConvertHexStringToInt(hexValuesSplit, i, 1);
if (byteValue.HasValue)
{
Coils.Add(byteValue.Value);
}
}
}
if (hasDataValues)
{
switch (DataType)
{
case ModbusDataType.Float:
// convert all float values from hex string
ConvertDataToFloats(useModiconFormat, hexValuesSplit, startByte);
break;
case ModbusDataType.Integer:
// convert all integer values from hex string
ConvertDataToIntegers(hexValuesSplit, startByte);
break;
case ModbusDataType.LongInt:
// convert all integer values from hex string
ConvertDataToLongInts(useModiconFormat, hexValuesSplit, startByte);
break;
default:
break;
}
}
}
private DataStoreEventArgs(ushort startAddress, ModbusDataType modbusDataType)
{
this.StartAddress = startAddress;
this.ModbusDataType = modbusDataType;
}
internal static ushort GetCountForValueType(ModbusDataType valueType)
{
return(RegistryCountsForValue.GetValueOrDefault(valueType));
}
