using Modbus.Device;
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using Modbus.Extensions.Enron;
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using LB_VisionProcesses.Communicators;
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using LB_VisionProcesses.Processes;
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using Newtonsoft.Json;
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using Newtonsoft.Json.Serialization;
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using System.Collections.Concurrent;
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using System.Diagnostics;
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using System.Text;
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using LB_VisionProcesses.Communicators.Modbus;
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namespace LB_VisionProcesses.Processes
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{
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[Serializable]
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public class ModbusRTUMasterTool : BaseProcess
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{
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private ModbusSerialMaster Master = null;
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string CommunicatorName { get { return Params.Inputs["通讯口名"]?.ToString(); } }
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int ReadTimeout { get { return Convert.ToInt32(Params.Inputs["读超时时间"]?.ToString()); } }
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int WriteTimeout { get { return Convert.ToInt32(Params.Inputs["写超时时间"]?.ToString()); } }
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int Retries { get { return Convert.ToInt32(Params.Inputs["失败重测次数"]?.ToString()); } }
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int WaitToRetryMilliseconds { get { return Convert.ToInt32(Params.Inputs["失败重测延时"]?.ToString()); } }
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public ModbusRTUMasterTool()
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{
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strProcessName = "MoudbusRTU主站工具";
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strProcessClass = "LB_VisionProcesses.Processes.ModbusRTUMasterTool";
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// 初始化参数
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Params.Inputs.Add("读超时时间", 500);
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Params.Inputs.Add("写超时时间", 500);
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Params.Inputs.Add("失败重测次数", 2);
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Params.Inputs.Add("失败重测延时", 15);
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// 连接参数
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Params.Inputs.Add("通讯口名", "");
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Params.Inputs.Add("首地址", 100);
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Params.Inputs.Add("寄存器个数", 300);
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// 读写参数
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Params.Inputs.Add("通讯类型", ModbusType.Write.ToString());
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Params.Inputs.Add("功能码", ModbusFunctionCode.HoldingRegisters.ToString());
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Params.Inputs.Add("设备地址", 1);
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Params.Inputs.Add("寄存器地址", 0);
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Params.Inputs.Add("读写寄存器个数", 1);
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Params.Inputs.Add("通讯消息", "");
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Params.Outputs.Add("收到消息", "");
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}
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bool ModbusRead(ModbusFunctionCode FunctionCode, byte slaveAddress, ushort startAddress, ushort numberOfPoints, out ushort[] msg)
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{
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if (Master == null)
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{
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msg = new ushort[] { };
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return false;
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}
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try
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{
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switch (FunctionCode)
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{
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case ModbusFunctionCode.Coils:
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bool[] Coils = Master.ReadCoils(slaveAddress, startAddress, numberOfPoints);
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msg = new ushort[Coils.Length];
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for (int i = 0; i < Coils.Length; i++)
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msg[i] = (ushort)(Coils[i] ? 1 : 0);
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break;
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case ModbusFunctionCode.DiscreteInputs:
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bool[] Inputs = Master.ReadInputs(slaveAddress, startAddress, numberOfPoints);
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msg = new ushort[Inputs.Length];
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for (int i = 0; i < Inputs.Length; i++)
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msg[i] = (ushort)(Inputs[i] ? 1 : 0);
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break;
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case ModbusFunctionCode.HoldingRegisters:
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ushort[] HoldingRegisters = Master.ReadHoldingRegisters(slaveAddress, startAddress, numberOfPoints);
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msg = HoldingRegisters;
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break;
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case ModbusFunctionCode.InputRegisters:
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ushort[] InputRegisters = Master.ReadInputRegisters(slaveAddress, startAddress, numberOfPoints);
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msg = InputRegisters;
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break;
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default:
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msg = new ushort[] { };
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return false;
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}
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return true;
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}
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catch (Exception ex) { Msg = $"通讯异常,原因是:{ex.Message}"; msg = new ushort[] { }; return false; }
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}
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bool ModbusWrite(ModbusFunctionCode FunctionCode, byte slaveAddress, ushort startAddress, ushort numberOfPoints, string msg)
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{
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if (Master == null)
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return false;
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if (msg.Length == 0)
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return true;
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try
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{
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// 分割字符串并转换为 ushort 数组
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ushort[] data = msg.Split(' ', StringSplitOptions.RemoveEmptyEntries)
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.Select(hex => Convert.ToUInt16(hex))
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.ToArray();
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// （0x00 = false, 非0 = true）
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bool[] result = msg.Split(' ', StringSplitOptions.RemoveEmptyEntries)
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.Select(hex => Convert.ToByte(hex, 16) != 0)
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.ToArray();
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switch (FunctionCode)
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{
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case ModbusFunctionCode.Coils:
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Master.WriteMultipleCoils(slaveAddress, startAddress, result);
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//Master.WriteMultipleCoilsAsync(slaveAddress, startAddress, result);
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break;
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case ModbusFunctionCode.DiscreteInputs:
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case ModbusFunctionCode.InputRegisters:
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case ModbusFunctionCode.HoldingRegisters:
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Master.WriteMultipleRegisters(slaveAddress, startAddress, data);
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//Master.WriteMultipleRegistersAsync(slaveAddress, startAddress, data);
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break;
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default:
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return false;
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}
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return true;
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}
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catch (Exception ex) { Msg = $"通讯异常,原因是:{ex.Message}"; return false; }
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}
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/// <summary>
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/// 加载算法
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/// </summary>
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/// <param name="fullPath">完整路径带.json</param>
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/// <returns></returns>
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public override bool Load(string fullPath = null)
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{
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try
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{
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if (string.IsNullOrEmpty(fullPath))
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return false;
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if (!fullPath.Contains(".json"))
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{
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Debug.WriteLine("文件路径不完整");
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return false;
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}
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if (string.IsNullOrEmpty(fullPath) || fullPath.Trim() == "")
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{
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Debug.WriteLine("文件路径不完整");
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return false;
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}
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// 获取不带文件名的目录路径
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string directoryPath = Path.GetDirectoryName(fullPath);
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strProcessName = Path.GetFileNameWithoutExtension(fullPath);
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if (!File.Exists(fullPath))
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{
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Debug.WriteLine("文件不存在创建空文件");
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Save(directoryPath);
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return true;
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}
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string strJson = string.Empty;
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using (StreamReader streamReader = new StreamReader(fullPath, Encoding.UTF8))
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{
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strJson = streamReader.ReadToEnd();
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streamReader.Close();
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}
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Params = JsonConvert.DeserializeObject<ProcessParams>(strJson);
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if (Params == null)
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return false;
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Params.FixDeserializedData();
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return true;
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}
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catch { return false; }
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}
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/// <summary>
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/// 保存算法
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/// </summary>
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/// <param name="filePath">不带.json</param>
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/// <returns></returns>
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public override bool Save(string filePath = null)
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{
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try
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{
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if (string.IsNullOrEmpty(filePath) || filePath.Trim() == "")
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{
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Debug.WriteLine("文件路径不完整");
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return false;
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}
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string strJson = string.Empty;
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var settings = new JsonSerializerSettings
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{
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Formatting = Newtonsoft.Json.Formatting.Indented,
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// 自定义缩进（4空格）
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ContractResolver = new DefaultContractResolver
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{
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NamingStrategy = new CamelCaseNamingStrategy()
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}
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};
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strJson = JsonConvert.SerializeObject(Params, settings);
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Params = JsonConvert.DeserializeObject<ProcessParams>(strJson);
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if (Params == null)
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return false;
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//判断文件夹是否存在，防呆输入为文件名称
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if (!Directory.Exists(filePath))
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{
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try
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{
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Directory.CreateDirectory(filePath);
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}
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catch (Exception)
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{ }
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}
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File.WriteAllText(filePath + "//" + strProcessName + ".json", strJson, Encoding.UTF8);
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return true;
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}
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catch { return false; }
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}
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public override bool Run()
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{
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try
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{
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InitRunParams();
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Params.Outputs["收到消息"] = "";
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string CommunicatorName = this.CommunicatorName;
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foreach (var port in IProcess.lstCommunicators)
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{
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if (port.CommunicatorName != CommunicatorName || !(port is ModbusRTUMaster RTU))
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break;
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if (!RTU.bConnected)
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{
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Msg = $"通讯口[{CommunicatorName}]未连接";
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Result = false;
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return Result;
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}
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//// 断开已有连接
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//if (Master != null)
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// Master.Dispose();
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Master = ModbusSerialMaster.CreateRtu(RTU.SerialPort);
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Master.Transport.WriteTimeout = WriteTimeout;
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Master.Transport.ReadTimeout = ReadTimeout;
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Master.Transport.WaitToRetryMilliseconds = WaitToRetryMilliseconds;
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Master.Transport.Retries = Retries;
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if (Master == null)
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{
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Msg = $"通讯口[{CommunicatorName}]不存在";
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Result = false;
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return Result;
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}
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}
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if (!Enum.TryParse(Params.Inputs["功能码"].ToString(), out ModbusFunctionCode FunctionCode))
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{
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Msg = $"通讯口[{CommunicatorName}]功能码类型不正确,值为:{Params.Inputs["功能码"].ToString()}";
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Result = false;
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return Result;
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}
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if (!Enum.TryParse(Params.Inputs["通讯类型"].ToString(), out ModbusType ModbusType))
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{
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Msg = $"通讯口[{CommunicatorName}]通讯类型类型不正确,值为:{Params.Inputs["通讯类型"].ToString()}";
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Result = false;
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return Result;
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}
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string WriteMsg = Params.Inputs["通讯消息"].ToString();
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string ShouldReadMsg = Params.Inputs["通讯消息"].ToString();
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byte slaveAddress = Convert.ToByte(Params.Inputs["设备地址"].ToString());
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ushort startAddress = Convert.ToUInt16(Params.Inputs["寄存器地址"].ToString());
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ushort numberOfPoints = Convert.ToUInt16(Params.Inputs["读写寄存器个数"].ToString());
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switch (ModbusType)
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{
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case ModbusType.Read:
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Result = ModbusRead(FunctionCode, slaveAddress, startAddress, numberOfPoints, out ushort[] readResult);
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// 直接输出读到的结果
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if (string.IsNullOrEmpty(ShouldReadMsg) || ShouldReadMsg == "")
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Params.Outputs["收到消息"] = string.Join(" ", readResult);
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else
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{
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// 分割字符串并转换为 ushort 数组
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ushort[] data = ShouldReadMsg.Split(' ', StringSplitOptions.RemoveEmptyEntries)
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.Select(hex => Convert.ToUInt16(hex))
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.ToArray();
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if (data != readResult)
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{
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Msg = $"通讯口[{CommunicatorName}]读到的结果错误,实际为{readResult}";
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Result = false;
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}
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}
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break;
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case ModbusType.Write:
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Result = ModbusWrite(FunctionCode, slaveAddress, startAddress, numberOfPoints, WriteMsg);
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break;
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default:
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Msg = $"通讯类型只支持读和写！";
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Result = false;
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break;
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}
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}
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catch (Exception ex)
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{
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//Params.Outputs.Add("收到消息", "");
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Msg = $"通讯异常,原因是:{ex.Message}";
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Result = false;
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}
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return Result;
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}
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public override void InitRunParams()
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{
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Result = true;
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Msg = "";
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if (Record != null)
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Record.Dispose();
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}
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public override void Dispose()
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{
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//if (Master != null)
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// Master.Dispose();
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Master = null;
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return;
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}
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public override object Clone()
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{
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return MemberwiseClone();
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}
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}
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}
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