SiemensS7Communication.cs
13.2 KB
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
using HHECS.BllModel;
using HHECS.EquipmentModel;
using HslCommunication;
using HslCommunication.Core;
using HslCommunication.Profinet.Siemens;
using System.Text;
using System.Text.RegularExpressions;
namespace HHECS.DAQClient.Communications
{
/// <summary>
/// 西门子通信
/// </summary>
public class SiemensS7Communication : ICommunication
{
public readonly SiemensS7Net Siemens = null!;
private readonly ReverseBytesTransform reverseBytesTransform = new();
public string IpAddress => Siemens.IpAddress;
public int CommunicationId { get; set; }
private SiemensS7Communication() { }
public SiemensS7Communication(int communicationId, SiemensPLCS siemens, string ipAddress)
{
CommunicationId = communicationId;
Siemens = new SiemensS7Net(siemens, ipAddress);
Siemens.SetPersistentConnection();
}
public BllResult ConnectServer()
{
var result = Siemens.ConnectServer();
if (!result.IsSuccess)
{
return BllResultFactory.Error(result.Message);
}
return BllResultFactory.Success();
}
public BllResult ConnectClose()
{
Siemens.ConnectClose();
return BllResultFactory.Success();
}
public BllResult Read(IEnumerable<DataItem> dataItems)
{
try
{
//DB地址批量读取
if (dataItems.All(x => x.DataAddress.StartsWith("DB", StringComparison.OrdinalIgnoreCase)))
{
var regex = new Regex("[0-9]+");
foreach (var item in dataItems.GroupBy(x => x.DataAddress.Split('.').First()))
{
var amountItems = item.Select(x => Convert.ToInt32(regex.Match(x.DataAddress.Split('.')[1]).Value));
var amountStart = amountItems.Min();
var amountEnd = amountItems.Max();
var lastItemDataType = item.MaxBy(x => Convert.ToInt32(regex.Match(x.DataAddress.Split('.')[1]).Value))!.DataType;
//最后一个地址占用的Byte数量,Word类型需要加2，Real需要加4
var lastByteAmount = lastItemDataType switch
{
EquipmentDataType.BOOL => 1,
EquipmentDataType.WORD => 2,//Int16
EquipmentDataType.DWORD => 2,//UInt16
EquipmentDataType.INT => 4,//Int32
EquipmentDataType.DINT => 4,//UInt32
//DataTypeConst.String => throw new NotImplementedException(),
EquipmentDataType.REAL => 4,//Float
_ => 1
};
var amount = (ushort)(amountEnd - amountStart + lastByteAmount);
var multiReadResult = Siemens.Read($"{item.Key}.{amountStart}", amount);
if (!multiReadResult.IsSuccess)
{
throw new Exception(multiReadResult.Message);
}
//根据数据类型按byte转换，不同数据类型字节数不同
foreach (var prop in item)
{
_ = int.TryParse(regex.Match(prop.DataAddress.Split('.')[1]).Value, out int currentAmountEnd);
_ = int.TryParse(regex.Match(prop.DataAddress.Split('.').Skip(2).FirstOrDefault() ?? "0").Value, out int bitIndex);
var index = currentAmountEnd - amountStart;
prop.Value = prop.DataType switch
{
EquipmentDataType.BYTE => reverseBytesTransform.TransInt32(multiReadResult.Content, index).ToString(),
EquipmentDataType.BOOL => Convert.ToBoolean(multiReadResult.Content[index] & 1 << bitIndex).ToString(),
EquipmentDataType.DINT => reverseBytesTransform.TransUInt32(multiReadResult.Content, index).ToString(),
EquipmentDataType.DWORD => reverseBytesTransform.TransUInt16(multiReadResult.Content, index).ToString(),
EquipmentDataType.WORD => reverseBytesTransform.TransInt16(multiReadResult.Content, index).ToString(),
EquipmentDataType.INT => reverseBytesTransform.TransInt32(multiReadResult.Content, index).ToString(),
//DataTypeConst.String => reverseBytesTransform.TransString(multiReadResult.Content, index, prop.Length, Encoding.ASCII).Replace("\u0003", "").Trim(),
EquipmentDataType.REAL => reverseBytesTransform.TransSingle(multiReadResult.Content, index).ToString(),
_ => string.Empty
};
}
}
}
else
{
foreach (var item in dataItems)
{
switch (item.DataType)
{
case EquipmentDataType.BOOL:
var boolDataResult = Siemens.ReadBool(item.DataAddress);
if (!boolDataResult.IsSuccess)
{
item.Value = string.Empty;
return BllResultFactory.Error($"读取PLC[{Siemens.IpAddress}]地址{item.DataAddress}出现异常：{boolDataResult.Message}");
}
item.Value = boolDataResult.Content.ToString();
break;
case EquipmentDataType.BYTE:
var byteDataResult = Siemens.ReadByte(item.DataAddress);
if (!byteDataResult.IsSuccess)
{
item.Value = string.Empty;
return BllResultFactory.Error($"读取PLC[{Siemens.IpAddress}]地址{item.DataAddress}出现异常：{byteDataResult.Message}");
}
item.Value = byteDataResult.Content.ToString();
break;
case EquipmentDataType.WORD:
var shortDataResult = Siemens.ReadInt16(item.DataAddress);
if (!shortDataResult.IsSuccess)
{
item.Value = string.Empty;
return BllResultFactory.Error($"读取PLC[{Siemens.IpAddress}]地址{item.DataAddress}出现异常：{shortDataResult.Message}");
}
item.Value = shortDataResult.Content.ToString();
break;
case EquipmentDataType.DWORD:
var ushortDataResult = Siemens.ReadUInt16(item.DataAddress);
if (!ushortDataResult.IsSuccess)
{
item.Value = string.Empty;
return BllResultFactory.Error($"读取PLC[{Siemens.IpAddress}]地址{item.DataAddress}出现异常：{ushortDataResult.Message}");
}
item.Value = ushortDataResult.Content.ToString();
break;
case EquipmentDataType.INT:
var intDataResult = Siemens.ReadInt32(item.DataAddress);
if (!intDataResult.IsSuccess)
{
item.Value = string.Empty;
return BllResultFactory.Error($"读取PLC[{Siemens.IpAddress}]地址{item.DataAddress}出现异常：{intDataResult.Message}");
}
item.Value = intDataResult.Content.ToString();
break;
case EquipmentDataType.DINT:
var uintDataResult = Siemens.ReadUInt32(item.DataAddress);
if (!uintDataResult.IsSuccess)
{
item.Value = string.Empty;
return BllResultFactory.Error($"读取PLC[{Siemens.IpAddress}]地址{item.DataAddress}出现异常：{uintDataResult.Message}");
}
item.Value = uintDataResult.Content.ToString();
break;
case EquipmentDataType.REAL:
var floatDataResult = Siemens.ReadFloat(item.DataAddress);
if (!floatDataResult.IsSuccess)
{
item.Value = string.Empty;
return BllResultFactory.Error($"读取PLC[{Siemens.IpAddress}]地址{item.DataAddress}出现异常：{floatDataResult.Message}");
}
item.Value = floatDataResult.Content.ToString();
break;
//case "double":
// var doubleDataResult = Siemens.ReadDouble(item.DataAddress);
// if (!doubleDataResult.IsSuccess)
// {
// item.Value = string.Empty;
// systemLog.LogError($"读取PLC[{Siemens.IpAddress}]地址{item.DataAddress}出现异常：{doubleDataResult.Message}");
// return;
// }
// item.Value = doubleDataResult.Content.ToString();
// break;
case EquipmentDataType.CHAR:
var stringDataResult = Siemens.ReadString(item.DataAddress);
if (!stringDataResult.IsSuccess)
{
item.Value = string.Empty;
return BllResultFactory.Error($"读取PLC[{Siemens.IpAddress}]地址{item.DataAddress}出现异常：{stringDataResult.Message}");
}
item.Value = stringDataResult.Content.ToString();
break;
default:
return BllResultFactory.Error($"读取PLC[{Siemens.IpAddress}]地址{item.DataAddress}失败：不支持“{item.DataType}”数据类型");
}
}
}
return BllResultFactory.Success();
}
catch (Exception ex)
{
return BllResultFactory.Error($"读取PLC[{Siemens.IpAddress}]数据出现异常：{ex.Message}");
}
}
public BllResult Read(DataItem dataItem)
{
return Read([dataItem]);
}
public BllResult Write(IEnumerable<DataItem> dataItems)
{
try
{
var result = new OperateResult();
foreach (var item in dataItems)
{
if (item.DataType == EquipmentDataType.BOOL)
{
_ = bool.TryParse(item.Value, out bool val);
result = Siemens.Write(item.DataAddress, val);
}
else if (item.DataType == EquipmentDataType.INT)
{
_ = ushort.TryParse(item.Value, out ushort val);
result = Siemens.Write(item.DataAddress, val);
}
else if (item.DataType == EquipmentDataType.REAL)
{
_ = float.TryParse(item.Value, out var val);
result = Siemens.Write(item.DataAddress, val);
}
else
{
var bytes = Encoding.Default.GetBytes(item.Value ?? string.Empty);
result = Siemens.Write(item.DataAddress, bytes);
}
if (!result.IsSuccess)
{
return BllResultFactory.Error($"写入PLC[{Siemens.IpAddress}]_{item.DataAddress}地址数据失败：{result.Message}");
}
}
return BllResultFactory.Success();
}
catch (Exception ex)
{
return BllResultFactory.Error($"写入PLC[{Siemens.IpAddress}]数据出现异常：{ex.Message}");
}
}
public BllResult Write(DataItem dataItem)
{
return Write([dataItem]);
}
}
}