143 lines
3.7 KiB
C#
143 lines
3.7 KiB
C#
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.RT.SCCore;
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using Aitex.Core.Util;
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using System;
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using System.Threading.Tasks;
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using System.Xml;
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namespace Aitex.Core.RT.Device.Devices
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{
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internal 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.Value : _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.Value : _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.Value = 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 readonly DeviceTimer _timHeartBeatOfRange = new();
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private readonly R_TRIG _trigHeartBeatError = new();
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private short _counter = 0;
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private PeriodicJob _thread;
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private bool _isModuleInstalled;
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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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_isModuleInstalled= SC.SafeGetValue($"System.SetUp.Is{Module}Installed", false);
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//防止UI没启动，就进行EV.Post
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Task.Delay(1000 * 30).ContinueWith((a) => _thread.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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if (!_isModuleInstalled)//模块未安装直接退出
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return true;
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if (Feedback != SetPoint && _timHeartBeatOfRange.IsIdle())//检测值是否相等
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_timHeartBeatOfRange.Start(1000 * 10);
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if (Feedback == SetPoint)//有数据搬运机制，把AO中的数值，映射到AI中，所以二者会实时相同，
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{
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SetHeartBeatValue();//执行每秒自加一
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_timHeartBeatOfRange.Stop();
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}
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_trigHeartBeatError.CLK = _timHeartBeatOfRange.IsTimeout();//超时后才会置true
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if (_trigHeartBeatError.Q)
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EV.PostAlarmLog(Module, $"Alarm:PLC heartbeat error , Time ovre 10s");
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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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private void SetHeartBeatValue()
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{
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_counter++;
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if (_counter > 1000)
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_counter = 0;
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SetPoint = _counter;
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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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}
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public void Reset()
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{
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_trigHeartBeatError.RST = true;
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}
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}
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} |