Server sample fix

Samples/SampleModbusRtuServer/Worker.cs

@@ -1,3 +1,4 @@
+using Modbus.Net;
 using Modbus.Net.Modbus;
 using MultipleMachinesJobScheduler = Modbus.Net.MultipleMachinesJobScheduler<Modbus.Net.IMachineMethodDatas, string, double>;
 
@@ -7,7 +8,12 @@ namespace SampleModbusRtuServer.Service
     {
         private readonly ILogger<Worker> _logger;
 
-        private byte[] threex = new byte[19998];
+        private bool[] zerox = new bool[10000];
+        private byte[] threex = new byte[20000];
+
+        private bool _isUpdate = false;
+
+        private DateTime _updateTime = DateTime.MinValue;
 
         public Worker(ILogger<Worker> logger)
         {
@@ -19,44 +25,68 @@ namespace SampleModbusRtuServer.Service
             ModbusRtuProtocolReceiver receiver = new ModbusRtuProtocolReceiver("COM2", 1);
             receiver.DataProcess = receiveContent =>
             {
-                byte[] returnBytes = null;
+                byte[]? returnBytes = null;
                 var readContent = new byte[receiveContent.Count * 2];
                 var values = receiveContent.WriteContent;
+                var valueDic = new Dictionary<string, double>();
+                var redisValues = new Dictionary<string, ReturnUnit<double>>();
                 if (values != null)
                 {
                     try
                     {
-                        /*using (var context = new DatabaseWriteContext())
+                        if (_isUpdate && DateTime.Now - _updateTime > TimeSpan.FromSeconds(9.5))
                         {
-                            context.DatabaseWrites?.Add(new DatabaseWriteEntity
+                            _logger.LogDebug($"receive content { String.Concat(receiveContent.WriteContent.Select(p => " " + p.ToString("X2")))}");
-                            {
-                                Value1 = values["Test1"].DeviceValue,
-                                Value2 = values["Test2"].DeviceValue,
-                                Value3 = values["Test3"].DeviceValue,
-                                Value4 = values["Test4"].DeviceValue,
-                                Value5 = values["Test5"].DeviceValue,
-                                Value6 = values["Test6"].DeviceValue,
-                                Value7 = values["Test7"].DeviceValue,
-                                Value8 = values["Test8"].DeviceValue,
-                                Value9 = values["Test9"].DeviceValue,
-                                Value10 = values["Test10"].DeviceValue,
-                                UpdateTime = DateTime.Now,
-                            });
-                            context.SaveChanges();
-                        }*/
-                        switch (receiveContent.FunctionCode)
-                        {
-                            case (byte)ModbusProtocolFunctionCode.WriteMultiRegister:
-                                {
-                                    Array.Copy(receiveContent.WriteContent, 0, threex, receiveContent.StartAddress * 2, receiveContent.Count);
-                                    returnBytes = new WriteDataModbusProtocol().Format(receiveContent.SlaveAddress, receiveContent.FunctionCode, receiveContent.StartAddress, receiveContent.Count);
-                                    break;
-                                }
                         }
                     }
-                    catch
+                    catch (Exception ex)
                     {
-                        //ignore
+                        _logger.LogError(ex, "Error");
+                    }
+                    switch (receiveContent.FunctionCode)
+                    {
+                        case (byte)ModbusProtocolFunctionCode.WriteMultiRegister:
+                            {
+                                Array.Copy(receiveContent.WriteContent, 0, threex, receiveContent.StartAddress * 2, receiveContent.WriteContent.Length);
+                                returnBytes = new WriteDataModbusProtocol().Format(receiveContent.SlaveAddress, receiveContent.FunctionCode, receiveContent.StartAddress, receiveContent.Count);
+                                _isUpdate = true;
+                                break;
+                            }
+                        case (byte)ModbusProtocolFunctionCode.WriteSingleCoil:
+                            {
+                                if (receiveContent.WriteContent[0] == 255)
+                                {
+                                    zerox[receiveContent.StartAddress] = true;
+                                }
+                                else
+                                {
+                                    zerox[receiveContent.StartAddress] = false;
+                                }
+                                returnBytes = new WriteDataModbusProtocol().Format(receiveContent.SlaveAddress, receiveContent.FunctionCode, receiveContent.StartAddress, receiveContent.WriteContent);
+                                _isUpdate = true;
+                                break;
+                            }
+                        case (byte)ModbusProtocolFunctionCode.WriteMultiCoil:
+                            {
+                                var pos = 0;
+                                List<bool> bitList = new List<bool>();
+                                for (int i = 0; i < receiveContent.WriteByteCount; i++)
+                                {
+                                    var bitArray = BigEndianLsbValueHelper.Instance.GetBits(receiveContent.WriteContent, ref pos);
+                                    bitList.AddRange(bitArray.ToList());
+                                }
+                                Array.Copy(bitList.ToArray(), 0, zerox, receiveContent.StartAddress, bitList.Count);
+                                returnBytes = new WriteDataModbusProtocol().Format(receiveContent.SlaveAddress, receiveContent.FunctionCode, receiveContent.StartAddress, receiveContent.Count);
+                                _isUpdate = true;
+                                break;
+                            }
+                        case (byte)ModbusProtocolFunctionCode.WriteSingleRegister:
+                            {
+                                Array.Copy(receiveContent.WriteContent, 0, threex, receiveContent.StartAddress * 2, receiveContent.Count * 2);
+                                returnBytes = new WriteDataModbusProtocol().Format(receiveContent.SlaveAddress, receiveContent.FunctionCode, receiveContent.StartAddress, receiveContent.Count);
+                                _isUpdate = true;
+                                break;
+                            }
                     }
                 }
                 else
@@ -69,11 +99,37 @@ namespace SampleModbusRtuServer.Service
                                 returnBytes = new ReadDataModbusProtocol().Format(receiveContent.SlaveAddress, receiveContent.FunctionCode, (byte)receiveContent.Count, readContent);
                                 break;
                             }
+                        case (byte)ModbusProtocolFunctionCode.ReadCoilStatus:
+                            {
+                                var bitCount = receiveContent.WriteByteCount * 8;
+                                var boolContent = new bool[bitCount];
+                                Array.Copy(zerox, receiveContent.StartAddress, boolContent, 0, bitCount);
+                                var byteList = new List<byte>();
+                                for (int i = 0; i < receiveContent.WriteByteCount; i++)
+                                {
+                                    byte result = 0;
+                                    for (int j = i; j < i + 8; j++)
+                                    {
+                                        // 将布尔值转换为对应的位
+
+                                        byte bit = boolContent[j] ? (byte)1 : (byte)0;
+
+                                        // 使用左移位运算将位合并到结果字节中
+
+                                        result = (byte)((result << 1) | bit);
+                                    }
+                                    byteList.Add(result);
+                                }
+                                readContent = byteList.ToArray();
+                                returnBytes = new ReadDataModbusProtocol().Format(receiveContent.SlaveAddress, receiveContent.FunctionCode, receiveContent.WriteByteCount, readContent);
+                                break;
+                            }
                     }
                 }
                 if (returnBytes != null) return returnBytes;
                 else return null;
             };
+           
             await receiver.ConnectAsync();
         }