private byte[] WriteOneRegisterBack(byte[] modbus)
{
try
{
ushort address = ByteTransform.TransUInt16(modbus, 2);
short ValueOld = ReadInt16(address.ToString( )).Content;
// 写入到寄存器
Write(address.ToString( ), modbus[4], modbus[5]);
short ValueNew = ReadInt16(address.ToString( )).Content;
// 触发写入请求
OnRegisterBeforWrite(address, ValueOld, ValueNew);
return(CreateWriteBack(modbus));
}
catch (Exception ex)
{
LogNet?.WriteException(ToString( ), StringResources.Language.ModbusTcpWriteRegisterException, ex);
return(CreateExceptionBack(modbus, ModbusInfo.FunctionCodeReadWriteException));
}
}
private byte[] WriteOneCoilBack(byte[] modbus)
{
try
{
ushort address = ByteTransform.TransUInt16(modbus, 2);
if (modbus[4] == 0xFF && modbus[5] == 0x00)
{
WriteCoil(address.ToString( ), true);
}
else if (modbus[4] == 0x00 && modbus[5] == 0x00)
{
WriteCoil(address.ToString( ), false);
}
return(CreateWriteBack(modbus));
}
catch (Exception ex)
{
LogNet?.WriteException(ToString( ), StringResources.Language.ModbusTcpWriteCoilException, ex);
return(CreateExceptionBack(modbus, ModbusInfo.FunctionCodeReadWriteException));
}
}
private byte[] ReadByCommand(byte[] command)
{
if (command[3] == 0x01)
{
// 位读取
int startIndex = command[9] * 65536 + command[10] * 256 + command[11];
switch (command[8])
{
case 0x81: return(PackReadBitCommandBack(inputBuffer.GetBool(startIndex)));
case 0x82: return(PackReadBitCommandBack(outputBuffer.GetBool(startIndex)));
case 0x83: return(PackReadBitCommandBack(memeryBuffer.GetBool(startIndex)));
case 0x84: return(PackReadBitCommandBack(dbBlockBuffer.GetBool(startIndex)));
default: throw new Exception(StringResources.Language.NotSupportedDataType);
}
}
else
{
// 字读取
ushort length = ByteTransform.TransUInt16(command, 4);
int startIndex = (command[9] * 65536 + command[10] * 256 + command[11]) / 8;
switch (command[8])
{
case 0x81: return(PackReadWordCommandBack(inputBuffer.GetBytes(startIndex, length)));
case 0x82: return(PackReadWordCommandBack(outputBuffer.GetBytes(startIndex, length)));
case 0x83: return(PackReadWordCommandBack(memeryBuffer.GetBytes(startIndex, length)));
case 0x84: return(PackReadWordCommandBack(dbBlockBuffer.GetBytes(startIndex, length)));
default: throw new Exception(StringResources.Language.NotSupportedDataType);
}
}
}
/// <summary>
/// 读取PLC的ushort类型的数组 -> An array that reads the ushort type of the PLC
/// </summary>
/// <param name="address">节点的名称 -> Name of the node </param>
/// <param name="length">数组长度 -> Array length </param>
/// <returns>带有结果对象的结果数据 -> Result data with result info </returns>
/// <example>
/// 以下为三菱的连接对象示例，其他的设备读写情况参照下面的代码：
/// <code lang="cs" source="HslCommunication_Net45.Test\Documentation\Samples\Core\NetworkDeviceBase.cs" region="ReadUInt16Array" title="UInt16类型示例" />
/// </example>
public override OperateResult <ushort[]> ReadUInt16(string address, ushort length)
{
return(ByteTransformHelper.GetResultFromBytes(Read(address, length), m => ByteTransform.TransUInt16(m, 0, length)));
}
/// <summary>
/// 读取设备的ushort类型的数组
/// </summary>
/// <param name="address">起始地址</param>
/// <param name="length">数组长度</param>
/// <returns>带成功标志的结果数据对象</returns>
/// <example>
/// 以下为三菱的连接对象示例，其他的设备读写情况参照下面的代码：
/// <code lang="cs" source="HslCommunication_Net45.Test\Documentation\Samples\Core\NetworkDeviceBase.cs" region="ReadUInt16Array" title="UInt16类型示例" />
/// </example>
public virtual OperateResult <ushort[]> ReadUInt16(string address, ushort length)
{
return(ByteTransformHelper.GetResultFromBytes(Read(address, (ushort)(length * WordLength)), m => ByteTransform.TransUInt16(m, 0, length)));
}
private byte[] WriteByMessage(byte[] command)
{
if (command[2] == 0x01)
{
// 位写入
ushort length = ByteTransform.TransUInt16(command, 8);
int startIndex = (command[6] * 65536 + command[5] * 256 + command[4]);
if (command[7] == MelsecMcDataType.M.DataCode)
{
byte[] buffer = MelsecMcNet.ExtractActualData(SoftBasic.BytesArrayRemoveBegin(command, 10), true).Content;
mBuffer.SetBytes(buffer.Take(length).ToArray( ), startIndex);
return(new byte[0]);
}
else if (command[7] == MelsecMcDataType.X.DataCode)
{
byte[] buffer = MelsecMcNet.ExtractActualData(SoftBasic.BytesArrayRemoveBegin(command, 10), true).Content;
xBuffer.SetBytes(buffer.Take(length).ToArray( ), startIndex);
return(new byte[0]);
}
else if (command[7] == MelsecMcDataType.Y.DataCode)
{
byte[] buffer = MelsecMcNet.ExtractActualData(SoftBasic.BytesArrayRemoveBegin(command, 10), true).Content;
yBuffer.SetBytes(buffer.Take(length).ToArray( ), startIndex);
return(new byte[0]);
}
else
{
throw new Exception(StringResources.Language.NotSupportedDataType);
}
}
else
{
// 字写入
ushort length = ByteTransform.TransUInt16(command, 8);
int startIndex = (command[6] * 65536 + command[5] * 256 + command[4]);
if (command[7] == MelsecMcDataType.M.DataCode)
{
byte[] buffer = SoftBasic.ByteToBoolArray(SoftBasic.BytesArrayRemoveBegin(command, 10)).Select(m => m ? (byte)1 : (byte)0).ToArray( );
mBuffer.SetBytes(buffer, startIndex);
return(new byte[0]);
}
else if (command[7] == MelsecMcDataType.X.DataCode)
{
byte[] buffer = SoftBasic.ByteToBoolArray(SoftBasic.BytesArrayRemoveBegin(command, 10)).Select(m => m ? (byte)1 : (byte)0).ToArray( );
xBuffer.SetBytes(buffer, startIndex);
return(new byte[0]);
}
else if (command[7] == MelsecMcDataType.Y.DataCode)
{
byte[] buffer = SoftBasic.ByteToBoolArray(SoftBasic.BytesArrayRemoveBegin(command, 10)).Select(m => m ? (byte)1 : (byte)0).ToArray( );
yBuffer.SetBytes(buffer, startIndex);
return(new byte[0]);
}
else if (command[7] == MelsecMcDataType.D.DataCode)
{
dBuffer.SetBytes(SoftBasic.BytesArrayRemoveBegin(command, 10), startIndex * 2);
return(new byte[0]);
}
else if (command[7] == MelsecMcDataType.W.DataCode)
{
wBuffer.SetBytes(SoftBasic.BytesArrayRemoveBegin(command, 10), startIndex * 2);
return(new byte[0]);
}
else
{
throw new Exception(StringResources.Language.NotSupportedDataType);
}
}
}
private byte[] ReadByCommand(byte[] command)
{
if (command[2] == 0x01)
{
// 位读取
ushort length = ByteTransform.TransUInt16(command, 8);
int startIndex = (command[6] * 65536 + command[5] * 256 + command[4]);
if (command[7] == MelsecMcDataType.M.DataCode)
{
byte[] buffer = mBuffer.GetBytes(startIndex, length);
return(MelsecHelper.TransBoolArrayToByteData(buffer));
}
else if (command[7] == MelsecMcDataType.X.DataCode)
{
byte[] buffer = xBuffer.GetBytes(startIndex, length);
return(MelsecHelper.TransBoolArrayToByteData(buffer));
}
else if (command[7] == MelsecMcDataType.Y.DataCode)
{
byte[] buffer = yBuffer.GetBytes(startIndex, length);
return(MelsecHelper.TransBoolArrayToByteData(buffer));
}
else
{
throw new Exception(StringResources.Language.NotSupportedDataType);
}
}
else
{
// 字读取
ushort length = ByteTransform.TransUInt16(command, 8);
int startIndex = (command[6] * 65536 + command[5] * 256 + command[4]);
if (command[7] == MelsecMcDataType.M.DataCode)
{
bool[] buffer = mBuffer.GetBytes(startIndex, length * 16).Select(m => m != 0x00).ToArray( );
return(SoftBasic.BoolArrayToByte(buffer));
}
else if (command[7] == MelsecMcDataType.X.DataCode)
{
bool[] buffer = xBuffer.GetBytes(startIndex, length * 16).Select(m => m != 0x00).ToArray( );
return(SoftBasic.BoolArrayToByte(buffer));
}
else if (command[7] == MelsecMcDataType.Y.DataCode)
{
bool[] buffer = yBuffer.GetBytes(startIndex, length * 16).Select(m => m != 0x00).ToArray( );
return(SoftBasic.BoolArrayToByte(buffer));
}
else if (command[7] == MelsecMcDataType.D.DataCode)
{
return(dBuffer.GetBytes(startIndex * 2, length * 2));
}
else if (command[7] == MelsecMcDataType.W.DataCode)
{
return(wBuffer.GetBytes(startIndex * 2, length * 2));
}
else
{
throw new Exception(StringResources.Language.NotSupportedDataType);
}
}
}
