ModbusTcpCommunication.cs
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using HHECS.BllModel;
using HHECS.EquipmentModel;
using HslCommunication;
using HslCommunication.ModBus;
namespace HHECS.DAQClient.Communications
{
public class ModbusTcpCommunication : ICommunication
{
public int CommunicationId { get; set; }
public string IpAddress => client.IpAddress;
private readonly ModbusTcpNet client = null!;
private ModbusTcpCommunication() { }
public ModbusTcpCommunication(int communicationId, string ipAddress, int port)
{
CommunicationId = communicationId;
client = new ModbusTcpNet(ipAddress, port);
//client.DataFormat = DataFormat.CDAB;
client.SetPersistentConnection();
}
public BllResult ConnectServer()
{
try
{
var result = client.ConnectServer();
if (!result.IsSuccess)
{
return BllResultFactory.Error(result.Message);
}
return BllResultFactory.Success();
}
catch (Exception ex)
{
return BllResultFactory.Error(ex.Message);
}
}
public BllResult ConnectClose()
{
client.ConnectClose();
return BllResultFactory.Success();
}
public BllResult Read(IEnumerable<DataItem> dataItems)
{
try
{
foreach (var item in dataItems)
{
switch (item.DataType)
{
case EquipmentDataType.REAL:
var realResult = client.ReadFloat(item.DataAddress);
if (!realResult.IsSuccess)
{
item.Value = string.Empty;
return BllResultFactory.Error($"读取设备[{client.IpAddress}]地址{item.DataAddress}出现异常：{realResult.Message}");
}
item.Value = realResult.Content.ToString();
break;
case EquipmentDataType.BOOL:
var addressArray = item.DataAddress.Split('.');
var address = addressArray[0];
_ = int.TryParse(addressArray.Length >= 2 ? addressArray[1] : "0", out var index);
var boolBufferResult = client.Read(address, 1);
if (!boolBufferResult.IsSuccess)
{
item.Value = string.Empty;
return BllResultFactory.Error($"读取设备[{client.IpAddress}]地址{item.DataAddress}出现异常：{boolBufferResult.Message}");
}
item.Value = ((boolBufferResult.Content.Max() & (1 << index)) > 0).ToString();
break;
case EquipmentDataType.BYTE:
break;
case EquipmentDataType.WORD:
var int16Result = client.ReadInt16(item.DataAddress);
if (!int16Result.IsSuccess)
{
item.Value = string.Empty;
return BllResultFactory.Error($"读取设备[{client.IpAddress}]地址{item.DataAddress}出现异常：{int16Result.Message}");
}
item.Value = int16Result.Content.ToString();
break;
case EquipmentDataType.DWORD:
var uInt16Result = client.ReadUInt16(item.DataAddress);
if (!uInt16Result.IsSuccess)
{
item.Value = string.Empty;
return BllResultFactory.Error($"读取设备[{client.IpAddress}]地址{item.DataAddress}出现异常：{uInt16Result.Message}");
}
item.Value = uInt16Result.Content.ToString();
break;
case EquipmentDataType.INT:
var int32Result = client.ReadInt32(item.DataAddress);
if (!int32Result.IsSuccess)
{
item.Value = string.Empty;
return BllResultFactory.Error($"读取设备[{client.IpAddress}]地址{item.DataAddress}出现异常：{int32Result.Message}");
}
item.Value = int32Result.Content.ToString();
break;
case EquipmentDataType.DINT:
var uInt32Result = client.ReadUInt32(item.DataAddress);
if (!uInt32Result.IsSuccess)
{
item.Value = string.Empty;
return BllResultFactory.Error($"读取设备[{client.IpAddress}]地址{item.DataAddress}出现异常：{uInt32Result.Message}");
}
item.Value = uInt32Result.Content.ToString();
break;
case EquipmentDataType.CHAR:
break;
default:
break;
}
}
return BllResultFactory.Success();
}
catch (Exception ex)
{
return BllResultFactory.Error($"读取设备[{IpAddress}]数据失败：{ex.Message}");
}
}
public BllResult Read(DataItem dataItem)
{
return Read(new List<DataItem> { dataItem });
}
public BllResult Write(IEnumerable<DataItem> dataItems)
{
try
{
var result = new OperateResult();
foreach (var item in dataItems)
{
switch (item.DataType)
{
case EquipmentDataType.REAL:
_ = float.TryParse(item.Value, out var v1);
result = client.Write(item.DataAddress, v1);
break;
case EquipmentDataType.BOOL:
_ = bool.TryParse(item.Value, out var v2);
result = client.Write(item.DataAddress, v2);
break;
case EquipmentDataType.BYTE:
break;
case EquipmentDataType.WORD:
_ = short.TryParse(item.Value, out var v3);
result = client.Write(item.DataAddress, v3);
break;
case EquipmentDataType.DWORD:
_ = ushort.TryParse(item.Value, out var v4);
result = client.Write(item.DataAddress, v4);
break;
case EquipmentDataType.INT:
_ = int.TryParse(item.Value, out var v5);
result = client.Write(item.DataAddress, v5);
break;
case EquipmentDataType.DINT:
_ = uint.TryParse(item.Value, out var v6);
result = client.Write(item.DataAddress, v6);
break;
case EquipmentDataType.CHAR:
break;
default:
break;
}
if (!result.IsSuccess)
{
return BllResultFactory.Success($"写入设备[{IpAddress}]数据失败，{result.Message}");
}
}
return BllResultFactory.Success($"写入设备[{IpAddress}]数据成功，数量：{dataItems.Count()}");
}
catch (Exception ex)
{
return BllResultFactory.Error($"写入设备[{IpAddress}]数据失败：{ex.Message}");
}
}
public BllResult Write(DataItem dataItem)
{
return Write(new List<DataItem> { dataItem });
}
}
}