/// <summary> /// 请求获取数据的命令,并且返回请求结果数据的字节数组 /// </summary> /// <param name="device"></param> /// <param name="realData"></param> /// <param name="error"></param> /// <param name="fragment">当前请求的modbus地址分段</param> /// <returns></returns> public Task <List <byte> > RequestData(RealData read) { List <byte> allbytes = new List <byte>(); var task = Task.Run <List <byte> >(() => { try { if (serialPort != null && serialPort.IsOpen) { //分段读取数据,如果是读取整个寄存器的话,一次只能最多读取123个, //如果是读取线圈的话最大只能读取1999个,因此要分段进行数据的读取 //增加了一个写入后返回消息 master.Transport.WriteMessage = new Action <byte[]>((s) => { if (LogOutput != null) { LogOutput(ModbusConvert.ByteToHexStr(s)); } }); master.Transport.CheckFrame = true; ModbusFragment fragment = read.Fragment; switch (fragment.Code) { case "01": // 01和05是一个码 可写可读 { //返回的线圈状态,由于线圈是按位操作,转换也是按位转换 Task <bool[]> result = master.ReadCoilsAsync(byte.Parse(read.Address), fragment.StartRegister, fragment.RegisterNum); byte[] bytes = ModbusConvert.BoolToByte(result.Result); allbytes.AddRange(bytes); } break; case "02": //只读属性 { //返回的线圈状态 Task <bool[]> result = master.ReadInputsAsync(byte.Parse(read.Address), fragment.StartRegister, fragment.RegisterNum); byte[] bytes = ModbusConvert.BoolToByte(result.Result); allbytes.AddRange(bytes); } break; case "03": //HR保持寄存器,可写可读 { //返回的数据全部是ushort 需要将ushort 转换为byte在进行传递 Task <ushort[]> result = master.ReadHoldingRegistersAsync(byte.Parse(read.Address), fragment.StartRegister, fragment.RegisterNum); byte[] bytes = ModbusConvert.Ushorts2Bytes(result.Result); allbytes.AddRange(bytes); } break; case "04": //只读属性 { //返回的数据全部是ushort 需要将ushort 转换为byte在进行传递 Task <ushort[]> result = master.ReadInputRegistersAsync(byte.Parse(read.Address), fragment.StartRegister, fragment.RegisterNum); byte[] bytes = ModbusConvert.Ushorts2Bytes(result.Result); allbytes.AddRange(bytes); } break; } } return(allbytes); } catch { return(allbytes); } }); return(task); }
/// <summary> /// 写入操作,针对的数据类型只有 字符串量 计算值 关系数据库值 /// </summary> /// <param name="server"></param> /// <param name="comm"></param> /// <param name="device"></param> /// <param name="para">要写入参数</param> /// <param name="value">要写入的值</param> /// <returns></returns> public Task <bool> ResponseData(string SlaveId, string Address, ModbusFragment para, string value) { var task = Task.Run <bool>(() => { if (para == null) { return(false); } //设备地址不能为空 if (Address == "") { return(false); } try { //获取参数中的 if (serialPort != null && serialPort.IsOpen && master != null) { ushort offset = para.StartRegister; switch (para.Code) { case "01": { ///写入单个线圈 if (ushort.Parse(value) > 0) { master.WriteSingleCoil(byte.Parse(Address), offset, true); } else { master.WriteSingleCoil(byte.Parse(Address), offset, false); } } break; case "02": //此类型只能查询,不能写入 { } break; case "03": { switch (para.DataType) { case "float": //单精度浮点型 { ushort[] buff = new ushort[2]; float WriteValue = float.Parse(value); ModbusConvert.SetReal(buff, 0, WriteValue); master.WriteMultipleRegisters(byte.Parse(Address), offset, buff); } break; case "double": //双精度浮点数64位 { ushort[] buff = new ushort[4]; double WriteValue = double.Parse(value); ModbusConvert.SetDouble(buff, 0, WriteValue); master.WriteMultipleRegisters(byte.Parse(Address), offset, buff); } break; case "string": //字符型 { ushort[] buff = new ushort[para.charsize]; string WriteValue = value; if (value.Length > para.charsize) { WriteValue = value.Substring(0, para.charsize); } if (value.Length < para.charsize) { WriteValue = value.PadRight(para.charsize, ' '); } ModbusConvert.SetString(buff, 0, WriteValue); master.WriteMultipleRegisters(byte.Parse(Address), offset, buff); } break; case "byte": //无符号整数8位: { ushort[] buff = new ushort[1]; byte WriteValue = byte.Parse(value); ModbusConvert.SetByte(buff, 0, WriteValue, true); master.WriteSingleRegister(byte.Parse(Address), offset, buff[0]); } break; case "sbyte": //有符号整数8位: { ushort[] buff = new ushort[1]; sbyte WriteValue = sbyte.Parse(value); ModbusConvert.SetSByte(buff, 0, WriteValue, true); master.WriteSingleRegister(byte.Parse(Address), offset, buff[0]); } break; case "uint16": //无符号整数16位: { ushort WriteValue = ushort.Parse(value); ushort[] buff = new ushort[1]; ModbusConvert.SetUShort(buff, 0, WriteValue); master.WriteSingleRegister(byte.Parse(Address), offset, buff[0]); } break; case "int16": //有符号整数16位: { Int16 WriteValue = Int16.Parse(value); ushort[] buff = new ushort[1]; ModbusConvert.SetShort(buff, 0, WriteValue); master.WriteSingleRegister(byte.Parse(Address), offset, buff[0]); } break; case "uint32": //无符号整数32位: { uint WriteValue = uint.Parse(value); ushort[] buff = new ushort[2]; ModbusConvert.SetUInt(buff, 0, WriteValue); master.WriteMultipleRegisters(byte.Parse(Address), offset, buff); } break; case "int32": //有符号整数32位: { int WriteValue = int.Parse(value); ushort[] buff = new ushort[2]; ModbusConvert.SetInt(buff, 0, WriteValue); master.WriteMultipleRegisters(byte.Parse(Address), offset, buff); } break; } } break; } } } catch { return(false); } return(true); }); return(task); }
public static void InitMonitorManager(MainForm mainForm) { try { MainForm = mainForm; //实时数据缓存池 ReceiveCachec = new ReceiveCachec(); ReceiveCachec.OnGeted += ReceiveCachec_OnGeted; ReceiveCachec.OnPushed += ReceiveCachec_OnPushed; ReceiveCachec.MaxNumber = 1000; //报警缓存池 ReceiveAlarmCachec = new ReceiveCachec(); ReceiveAlarmCachec.OnGeted += ReceiveAlarmCachec_OnGeted; ReceiveAlarmCachec.OnPushed += ReceiveAlarmCachec_OnPushed; ReceiveAlarmCachec.MaxNumber = 1000; ///报警状态 ReceiveAlarmStatusCachec = new ReceiveCachec(); ReceiveAlarmStatusCachec.OnGeted += ReceiveAlarmStatusCachec_OnGeted; ReceiveAlarmStatusCachec.OnPushed += ReceiveAlarmStatusCachec_OnPushed; ReceiveAlarmStatusCachec.MaxNumber = 1000; Config = new GasMonitorConfig(); GasMonitorManager.Chanels = Config.Channels; //加载系统配置表单信息 systenSetFrm.InitForms(); realDataFrm.InitForms(); realSeriesFrm.InitForms(); alarmSetFrm.InitForms(); //初始化主界面左边树结构 MainForm.InitForms(); SerialConfig serialConfig = new SerialConfig() { BaudRate = int.Parse(Config.SerialPort.BaudRate), CollectFaultsInternal = int.Parse(Config.SerialPort.CollectFaultsInternal), CollectFaultsNumber = int.Parse(Config.SerialPort.CollectFaultsNumber), ContinueCollect = string.IsNullOrEmpty(Config.SerialPort.ContinueCollect) || Config.SerialPort.ContinueCollect.Trim() == "0" ? false : true, DataBits = int.Parse(Config.SerialPort.DataBits), ModbusType = "RTU", OffsetInterval = int.Parse(Config.SerialPort.OffsetInterval), PackMaxSize = int.Parse(Config.SerialPort.PackMaxSize), ReadTimeout = int.Parse(Config.SerialPort.ReadTimeout), WriteTimeout = int.Parse(Config.SerialPort.WriteTimeout), SerialCheck = (Parity)Enum.Parse(typeof(Parity), Config.SerialPort.CheckBit), SerialPort = Config.SerialPort.Port, UpdateCycle = Config.SerialPort.UpdateCycle, RTSEnable = string.IsNullOrEmpty(Config.SerialPort.RTSEnable) || Config.SerialPort.RTSEnable.Trim() == "0" ? false : true, RSTSendPreKeeyTime = int.Parse(Config.SerialPort.RSTSendPreKeeyTime), RTSSendAfterKeeyTime = int.Parse(Config.SerialPort.RSTSendPreKeeyTime), Chanels = Chanels, StopBits = StopBits.One, ModbusParas = Config.ModbusPara }; switch (Config.SerialPort.StopBit.Trim()) { case "0": serialConfig.StopBits = StopBits.None; break; case "1": serialConfig.StopBits = StopBits.One; break; case "2": serialConfig.StopBits = StopBits.Two; break; case "1.5": serialConfig.StopBits = StopBits.OnePointFive; break; default: serialConfig.StopBits = StopBits.One; break; } ModbusSlave = new Modbus_Serial(serialConfig); ModbusSlave.LogOutput = new Action <string>((s) => { if (logFrm != null && !logFrm.IsDisposed) { logFrm.AddLog(s); } }); //接收到数据,在此处进行解析 ModbusSlave.ReadDataSuccessed = new Action <List <RealData> >((s) => { try { if (s == null || s.Count <= 0) { return; } string datetime = DateTime.Now.ToString("yyyy-MM-dd HH:mm:ss") + "," + DateTime.Now.Millisecond.ToString(); string str = ""; foreach (RealData d in s) { if (d.ReadSendByte == null || d.ReadSendByte.Length <= 0) { continue; } str += ModbusConvert.ByteToHexStr(d.ReadSendByte) + " ,"; try { ReceiveItem realData = new ReceiveItem(); ReceiveItem alarmData = new ReceiveItem(); ReceiveItem alarmstatus = new ReceiveItem(); realData.Id = d.SlaveId; realData.Name = d.ParaName; realData.Address = d.Address; realData.DateTime = datetime; realData.Value = "-9999"; alarmData.Id = d.SlaveId; alarmData.Name = d.ParaName; alarmData.Address = d.Address; alarmData.DateTime = datetime; alarmData.Value = "0.00"; alarmstatus.Id = d.SlaveId; alarmstatus.Name = d.ParaName; alarmstatus.Address = d.Address; alarmstatus.DateTime = datetime; alarmstatus.Value = "0.00"; //获取放大倍数 byte[] blxs = new byte[2]; Array.Copy(d.ReadSendByte, 12, blxs, 0, 2); float blxsvalue = ModbusConvert.GetUShort(ModbusConvert.Bytes2Ushorts(blxs), 0); blxsvalue = Convert.ToSingle(Math.Pow(10, blxsvalue)); //获取单位 byte[] unitb = new byte[2]; Array.Copy(d.ReadSendByte, 14, unitb, 0, 2); realData.Unit = (new GasUnit(ModbusConvert.GetUShort(ModbusConvert.Bytes2Ushorts(unitb), 0))).Unit; //获取气体值 realData.Address = d.Address; realData.DateTime = datetime; byte[] vub = new byte[4]; Array.Copy(d.ReadSendByte, 0, vub, 0, 4); realData.Value = (ModbusConvert.GetUInt(ModbusConvert.Bytes2Ushorts(vub), 0) / blxsvalue).ToString("0.00"); //获取报警状态 alarmstatus.Address = d.Address; alarmstatus.DateTime = datetime; byte[] alarmstatusb = new byte[2]; Array.Copy(d.ReadSendByte, 4, alarmstatusb, 0, 2); alarmstatus.Value = ModbusConvert.GetUShort(ModbusConvert.Bytes2Ushorts(alarmstatusb), 0).ToString(); //获取报警值 if (alarmstatus.Value == "0")//无报警 { alarmData.Address = d.Address; alarmData.DateTime = datetime; alarmData.Value = "0"; } else if (alarmstatus.Value == "1")//低报警 { alarmData.Address = d.Address; alarmData.DateTime = datetime; byte[] alarmb = new byte[4]; Array.Copy(d.ReadSendByte, 16, alarmb, 0, 4); alarmData.Value = (ModbusConvert.GetUInt(ModbusConvert.Bytes2Ushorts(alarmb), 0) / blxsvalue).ToString("0.00"); } else if (alarmstatus.Value == "2")//高报警 { alarmData.Address = d.Address; alarmData.DateTime = datetime; byte[] alarmb = new byte[4]; Array.Copy(d.ReadSendByte, 20, alarmb, 0, 4); alarmData.Value = (ModbusConvert.GetUInt(ModbusConvert.Bytes2Ushorts(alarmb), 0) / blxsvalue).ToString("0.00"); } alarmData.Id = realData.Id; alarmData.Unit = realData.Unit; alarmData.Name = d.ParaName; alarmData.Address = d.Address; alarmData.DateTime = datetime; if (realData != null && realData.Value != "-9999") { realDataFrm.SetChannelStatus(); realDataFrm.SetReadData(realData, alarmData, alarmstatus); realSeriesFrm.SetReadSeries(realData, alarmData, alarmstatus); GasMonitorManager.ReceiveCachec.PushItem(realData); GasMonitorManager.ReceiveAlarmCachec.PushItem(alarmData); GasMonitorManager.ReceiveAlarmStatusCachec.PushItem(alarmstatus); } } catch { continue; } } logFrm.AddLog(str); } catch (Exception emx) { logFrm.AddLog(emx.Message); } }); GasMonitorManager.Start(); } catch (Exception emx) { logFrm.AddLog(emx.Message + " ERROR=01"); } }