157 lines
3.7 KiB
C#
157 lines
3.7 KiB
C#
using Aitex.Core.RT.Device;
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using Aitex.Core.RT.Event;
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using Aitex.Core.RT.IOCore;
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using Aitex.Core.RT.Log;
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using Aitex.Core.Util;
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using System;
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using System.Collections.Generic;
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using System.Threading.Tasks;
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using System.Xml;
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namespace SicPM.Devices
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{
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class IoHeartBeat : BaseDevice, IDevice
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{
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public float Feedback
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{
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get
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{
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if (_ai != null)
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{
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return _isFloatAioType ? _ai.FloatValue : _ai.Value;
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}
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return 0;
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}
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}
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public float SetPoint
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{
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get
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{
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if (_ao != null)
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{
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return _isFloatAioType ? _ao.FloatValue : _ao.Value;
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}
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return 0;
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}
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set
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{
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if (_ao != null)
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{
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if (_isFloatAioType)
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_ao.FloatValue = value;
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else
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_ao.Value = (short)value;
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}
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}
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}
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//IO
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private AIAccessor _ai = null;
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private AOAccessor _ao = null;
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private bool _isFloatAioType = false;
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private short _counter = 0;
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private bool _isErrorShowed;
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private PeriodicJob _thread;
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private PeriodicJob _check;
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private List<int> _plcValue = new List<int>();
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public IoHeartBeat(string module, XmlElement node, string ioModule = "")
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{
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base.Module = module;
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base.Name = node.GetAttribute("id");
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base.Display = node.GetAttribute("display");
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base.DeviceID = node.GetAttribute("schematicId");
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_ai = ParseAiNode("ai", node, ioModule);
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_ao = ParseAoNode("ao", node, ioModule);
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_isFloatAioType = !string.IsNullOrEmpty(node.GetAttribute("aioType")) && (node.GetAttribute("aioType") == "float");
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}
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public bool Initialize()
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{
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_thread = new PeriodicJob(1000, OnTimer, "PLC Write Thread", false);
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_check = new PeriodicJob(10000, CheckHeartBeat, "PLC Check Thread", false);
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//防止UI没启动，就进行EV.Post
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Task.Delay(40000).ContinueWith((a) => _thread.Start());
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Task.Delay(60000).ContinueWith((a) => _check.Start());
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return true;
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}
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public bool OnTimer()
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{
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try
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{
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_counter++;
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if (_counter > 1000)
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{
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_counter = 0;
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}
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SetPoint = _counter;
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}
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catch (Exception ex)
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{
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LOG.Write(ex);
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}
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return true;
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}
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public bool CheckHeartBeat()
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{
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try
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{
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if (_plcValue.Count <= 1)
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{
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if (!_isErrorShowed)
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{
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EV.PostAlarmLog(Module, $"Alarm:PLC heartbeat error");
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//if (FireEvent != null)
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// FireEvent(this);
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}
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_isErrorShowed = true;
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}
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_plcValue.Clear();
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}
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catch (Exception ex)
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{
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LOG.Write(ex);
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}
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return true;
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}
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public void Terminate()
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{
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}
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public void Monitor()
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{
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if (!_plcValue.Contains((int)Feedback))
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{
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_plcValue.Add((int)Feedback);
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}
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}
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public void Reset()
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{
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_isErrorShowed = false;
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_check.Stop();
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_check.Start();
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}
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}
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}
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