124 lines
4.0 KiB
C#
124 lines
4.0 KiB
C#
///
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/// Copyright (c) 2020 Sensus Slovensko a.s.
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///
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using System;
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using System.Collections.Generic;
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using log4net;
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using TBF.BenchControl.Generic;
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using TBF.Boxes;
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namespace TBF.BenchControl.Modbus.Meret.TempMeter
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{
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public class TempMeter : ComponentBase, GenericDevices.ITempMeter, IDevice
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{
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private static readonly ILog log = LogManager.GetLogger(typeof(TempMeter));
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public override string ToString() { return string.Format("{0}({1})", ClassName, Cfg.ToString(1)); }
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readonly TempMeterCfg tempMtrCfg;
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readonly GenericDevices.IModbus modbus;
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double receivedTemp;
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public TempMeter()
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{
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}
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public TempMeter(Generic.IComponentCfg cfg, IList<Generic.IComponent> components)
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: base(cfg)
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{
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tempMtrCfg = cfg as TempMeterCfg;
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modbus = TbfComponents.FindComponent(cfg.ParentName, components) as GenericDevices.IModbus;
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if (modbus == null) throw new Exception("Cannot find " + Name + " parent");
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log.Debug(this.ToString());
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}
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///
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/// IDevice interface
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///
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public void Initialize() { }
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/// <summary>Run this device</summary>
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public void RunDeviceBefore()
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{
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if (tempMtrCfg.DebugLevel == Config.Entities.DebugMode.Simulate ||
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tempMtrCfg.DebugLevel == Config.Entities.DebugMode.FailureDuringOperation)
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{
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return;
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}
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if (modbus.ReceivedTelegrams[tempMtrCfg.ModbusAddress].Count > 0)
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{
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byte[] telegram = modbus.ReceivedTelegrams[tempMtrCfg.ModbusAddress].Dequeue();
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if (telegram.Length == 9 && telegram[1] == 4 && telegram[2] == 4)
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{
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/// Swap byte order
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byte t1 = telegram[3];
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byte t2 = telegram[4];
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byte t3 = telegram[5];
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byte t4 = telegram[6];
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telegram[3] = t4;
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telegram[4] = t3;
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telegram[5] = t2;
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telegram[6] = t1;
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receivedTemp = System.BitConverter.ToSingle(telegram, 3);
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log.WarnFormat("Temperature: {0}={1}°C", Name, receivedTemp.ToString("F1"));
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}
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}
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if ((StateMachine.Time % Constants.ModbusPollPeriod) == (tempMtrCfg.ModbusAddress % Constants.ModbusPollPeriod)) /// Each 'ModbusDevices' seconds
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{
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const byte Function = 4; /// Read input registers
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const ushort Address = 0; /// Temperature
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modbus.SendMessage(tempMtrCfg.ModbusAddress, Function, Address, 2);
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}
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}
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public void RunDeviceAfter() { }
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public void StopDevice() { }
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public void StopDevice2() { }
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/// <summary>
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/// Returns the water pressure
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/// </summary>
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/// <returns>Temperature in °C</returns>
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public double ReadTemperature()
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{
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if (Cfg.DebugLevel == Config.Entities.DebugMode.Normal)
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{
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return Config.Formulas.CorrectedValue(receivedTemp, Corrections);
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}
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else if (Cfg.DebugLevel == Config.Entities.DebugMode.Simulate)
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{
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return 20.0;
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}
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else
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{
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return 0;
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}
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}
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/// <summary>
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/// Events: PressureDone, Error
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/// </summary>
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/// <param name="tempBox">Reference to a variable for the pressure in Bar</param>
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/// <returns>ReadPressureOp instance reference casted to IOperaton</returns>
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public IOperation ReadTempOp(ref DoubleBox tempBox)
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{
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return new ReadTempOp(this, ref tempBox);
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}
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/// <summary>
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/// Events: pressureDone, Error
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/// </summary>
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/// <param name="tempBox">Reference to a variable for the pressure in Bar</param>
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/// <param name="tempDone">Event returned when measurement done</param>
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/// <returns>ReadPressureOp instance reference casted to IOperaton</returns>
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public IOperation ReadTempOp(ref DoubleBox tempBox, Event tempDone)
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{
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return new ReadTempOp(this, ref tempBox, tempDone);
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}
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}
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} |