CANLIN的更改
This commit is contained in:
@@ -481,6 +481,7 @@ namespace CapMachine.Wpf.CanDrive
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private static Task CycleSendTask { get; set; }
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private static Task CycleSendTask { get; set; }
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StringBuilder ValueSb = new StringBuilder(16);
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StringBuilder ValueSb = new StringBuilder(16);
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double[] ValueDouble=new double[5];
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private bool _IsSendOk;
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private bool _IsSendOk;
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/// <summary>
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/// <summary>
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@@ -813,9 +814,12 @@ namespace CapMachine.Wpf.CanDrive
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//有配置的名称的,认为是有用的,则需要读取数据
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//有配置的名称的,认为是有用的,则需要读取数据
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//if (!string.IsNullOrEmpty(item.Name))
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//if (!string.IsNullOrEmpty(item.Name))
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//{
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//{
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CAN_DBCParser.DBC_GetSignalValueStr(DBCHandle, new StringBuilder(item.MsgName), new StringBuilder(item.SignalName), ValueSb);
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//CAN_DBCParser.DBC_GetSignalValueStr(DBCHandle, new StringBuilder(item.MsgName), new StringBuilder(item.SignalName), ValueSb);
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item.SignalRtValueSb = ValueSb;
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//double[] ValueDouble;
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Console.Write(ValueSb.ToString());
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CAN_DBCParser.DBC_GetSignalValue(DBCHandle, new StringBuilder(item.MsgName), new StringBuilder(item.SignalName), ValueDouble);
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//item.SignalRtValueSb = ValueSb;
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item.SignalRtValue = ValueDouble[0].ToString();
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//Console.Write(ValueSb.ToString());
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//}
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//}
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}
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}
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@@ -7,6 +7,7 @@ using Prism.Mvvm;
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using System;
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using System;
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using System.Collections.Generic;
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using System.Collections.Generic;
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using System.Collections.ObjectModel;
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using System.Collections.ObjectModel;
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using System.Diagnostics;
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using System.IO;
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using System.IO;
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using System.Linq;
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using System.Linq;
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using System.Runtime.InteropServices;
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using System.Runtime.InteropServices;
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@@ -54,6 +55,9 @@ namespace CapMachine.Wpf.LinDrive
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{
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{
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ContainerProvider = containerProvider;
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ContainerProvider = containerProvider;
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HighSpeedDataService = ContainerProvider.Resolve<HighSpeedDataService>();
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HighSpeedDataService = ContainerProvider.Resolve<HighSpeedDataService>();
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//Stopwatch.Frequency表示高精度计时器每秒的计数次数(ticks/秒)每毫秒的ticks数 = 每秒的ticks数 ÷ 1000
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TicksPerMs = Stopwatch.Frequency / 1000.0;
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}
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}
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/// <summary>
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/// <summary>
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@@ -432,6 +436,196 @@ namespace CapMachine.Wpf.LinDrive
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}
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}
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private bool _IsSendOk;
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/// <summary>
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/// 发送报文是否OK
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/// </summary>
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public bool IsSendOk
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{
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get { return _IsSendOk; }
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set
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{
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if (_IsSendOk != value)
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{
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RaisePropertyChanged();
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_IsSendOk = value;
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}
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}
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}
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#region 精确发送报文数据
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// 添加取消标记源字段用于停止任务
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private CancellationTokenSource CycleSendCts;
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/// <summary>
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/// 计算每毫秒对应的ticks数(只需计算一次)
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/// </summary>
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private double TicksPerMs;
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// 类成员变量定义 精确记时用
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private readonly Stopwatch Stopwatcher = new Stopwatch();
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private long NextExecutionTime;
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// 计算需要等待的时间
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private long CurrentTime;
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private long DelayTicks;
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private int DelayMs;
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private static readonly Random _random = new Random();
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/// <summary>
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/// 精确周期发送CAN数据
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/// </summary>
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public void StartPrecisionCycleSendMsg()
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{
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// 创建取消标记源 用于控制任务的取消 允许在需要时通过取消令牌来优雅停止任务
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var cancellationTokenSource = new CancellationTokenSource();
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var token = cancellationTokenSource.Token;
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// 保存取消标记,以便在停止时使用
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CycleSendCts = cancellationTokenSource;//将取消标记源保存到类的成员变量CycleSendCts,这样在外部调用停止方法时可以访问它
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NextExecutionTime = 0;//初始化NextExecutionTime为0,这个变量用于记录下一次执行的目标时间点
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CycleSendTask = Task.Factory.StartNew(async () =>
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{
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try
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{
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// 设置当前线程为高优先级
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Thread.CurrentThread.Priority = ThreadPriority.AboveNormal;
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// 初始化完成后开始计时
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Stopwatcher.Restart();
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// 预先计算固定值
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long CycleInTicks = (long)(SendCycle * TicksPerMs);
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//临时测试用
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//long lastTicks = Stopwatcher.ElapsedTicks;
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//IsCycleSend
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while (IsCycleSend && !token.IsCancellationRequested)
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{
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try
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{
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// 计算下一次执行时间点 ,将当前设置的发送周期SendCycle(毫秒)转换为Stopwatch的计时单位(tick),累加到NextExecutionTime上
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NextExecutionTime += CycleInTicks; // 转换为Stopwatch计时单位
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// 获取当前时间点,以Stopwatch的tick为单位
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CurrentTime = Stopwatcher.ElapsedTicks;
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//计算需要等待的时间,即目标时间点(NextExecutionTime)与当前时间点(CurrentTime)的差值
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DelayTicks = NextExecutionTime - CurrentTime;
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// 如果还有等待时间,则等待,只有在目标时间点还未到达时才执行等待
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if (DelayTicks > 0)
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{
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////此时是需要等待的,那么需要等待多久呢, 将需等待的tick数转换回毫秒
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DelayMs = (int)(DelayTicks / TicksPerMs);
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//20这个数据是预估和测试的,可能跟Windows抖动误差就是20ms左右,当然可以不用这个IF()判断,直接SpinWait.SpinUntil(() => Stopwatcher.ElapsedTicks >= NextExecutionTime);但是会导致当前独占一个CPU核心线程
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//所以设置一个20的阈值,20ms以下的延迟使用SpinWait.SpinUntil进行自旋等待,20ms以上的延迟使用Task.Delay进行异步等待,让CPU不至于一直的独占
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if (DelayMs <= 20)
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{
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SpinWait.SpinUntil(() => Stopwatcher.ElapsedTicks >= NextExecutionTime);
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}
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else
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{
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////使用Task.Delay进行异步等待,大部分等待时间通过这种方式完成,避免线程阻塞
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await Task.Delay(DelayMs - 20, token);
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//// 使用SpinWait.SpinUntil进行精确的微调等待。自旋等待会占用CPU资源,但能提供更高的定时精度,确保在精确的时间点执行
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////上面的Task.Delay可能会因为系统调度等原因导致实际执行时间稍晚于预期,因此在这里使用SpinWait.SpinUntil来确保在精确的时间点执行
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SpinWait.SpinUntil(() => Stopwatcher.ElapsedTicks >= NextExecutionTime);
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}
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}
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// 如果已经超过了计划时间,立即执行并重新校准
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if (Stopwatcher.ElapsedTicks >= NextExecutionTime + CycleInTicks)
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{
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//检测是否发生了严重延迟(超过一个周期)。如果当前时间已经超过了下一次计划时间,则说明系统负载过高或其他原因导致无法按时执行,
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//此时重置NextExecutionTime为当前时间,避免连续的延迟累积
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// 严重延迟,重新校准
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NextExecutionTime = Stopwatcher.ElapsedTicks;
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Console.WriteLine("定时发送延迟过大,重新校准时间");
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}
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// 使用Stopwatch记录实际的执行间隔,而不是DateTime
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//Console.WriteLine($"--实际间隔(ms): {(Stopwatcher.ElapsedTicks - lastTicks) / TicksPerMs:F3}, 目标: {SendCycle}");
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//lastTicks = Stopwatcher.ElapsedTicks;
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//Console.WriteLine($"--当前时间(毫秒): {DateTime.Now:yyyy-MM-dd HH:mm:ss.fff}");
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// 执行发送CAN逻辑
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{
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//防止有多个不同的消息名称/帧,每个帧单独处理发送
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var GroupMsg = CmdData.GroupBy(x => x.MsgName);
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foreach (var itemMsg in GroupMsg)
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{
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foreach (var itemSignal in itemMsg)
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{
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//主机写操作,发送数据给从机
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LDFParser.LDF_SetSignalValue(LDFHandle, new StringBuilder(itemMsg.Key), new StringBuilder(itemSignal.SignalName), itemSignal.SignalCmdValue);
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}
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//【0】参数注意
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LDFParser.LDF_ExeFrameToBus(LDFHandle, new StringBuilder(itemMsg.Key), 0);
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//读取当前的指令帧数据,LDF_ExeFrameToBus执行后就可以读取本身的数据
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foreach (var item in ListLinLdfModel)
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{
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if (CmdData.Any(a => a.MsgName == item.MsgName))
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{
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LDFParser.LDF_GetSignalValueStr(LDFHandle, new StringBuilder(item.MsgName), new StringBuilder(item.SignalName), ReadValueStr);
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item.SignalRtValueSb = ReadValueStr;
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}
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}
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}
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}
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}
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catch (TaskCanceledException)
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{
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// 任务被取消,正常退出
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break;
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}
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catch (Exception ex)
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{
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Console.WriteLine($"LIN周期发送异常: {ex.Message}");
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// 短暂暂停避免异常情况下CPU占用过高
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await Task.Delay(10, token);
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}
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}
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}
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catch (Exception ex)
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{
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// 确保在任何情况下(正常退出、异常、取消)都会停止计时器
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Stopwatcher.Stop();
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// 清理其他可能的资源
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Console.WriteLine("LIN周期发送任务已结束,资源已清理");
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}
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finally
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{
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// 确保在任何情况下(正常退出、异常、取消)都会停止计时器
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Stopwatcher.Stop();
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}
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}, token, TaskCreationOptions.LongRunning, TaskScheduler.Default);
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}
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/// <summary>
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/// 修改停止发送的方法
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/// </summary>
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public void StopCycleSendMsg()
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{
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IsCycleSend = false;
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CycleSendCts?.Cancel();
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}
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#endregion
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/// <summary>
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/// <summary>
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/// 关闭设备
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/// 关闭设备
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/// </summary>
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/// </summary>
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@@ -294,7 +294,8 @@ namespace CapMachine.Wpf.Services
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{
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{
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ToomossLinDrive.IsCycleSend = true;
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ToomossLinDrive.IsCycleSend = true;
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ToomossLinDrive.CmdData = CmdData;
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ToomossLinDrive.CmdData = CmdData;
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ToomossLinDrive.StartCycleSendMsg();
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ToomossLinDrive.StartPrecisionCycleSendMsg();
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//ToomossLinDrive.StartCycleSendMsg();
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}
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}
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else
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else
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{
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{
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@@ -147,6 +147,10 @@ namespace CapMachine.Wpf.Services
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#region 标签管理
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#region 标签管理
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////三电 Sample
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////三电 Sample
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TagManger.AddTag(new Tag<short>("转速", "转速[rpm]", "Speed", "程序", "VW14100", 100, 0, 1, "rpm", new ShortTagValue(), true) { DecimalPoint = 0,SVAddress= "VW14002" });
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TagManger.AddTag(new Tag<short>("转速", "转速[rpm]", "Speed", "程序", "VW14100", 100, 0, 1, "rpm", new ShortTagValue(), true) { DecimalPoint = 0,SVAddress= "VW14002" });
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TagManger.AddTag(new Tag<short>("排气压力", "排气压力[BarA]", "ExPress", "程序", "VW15002", 100, 0, 100, "BarA", new ShortTagValue(), true) { DecimalPoint = 2 });
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TagManger.AddTag(new Tag<short>("排气压力", "排气压力[BarA]", "ExPress", "程序", "VW15002", 100, 0, 100, "BarA", new ShortTagValue(), true) { DecimalPoint = 2 });
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@@ -1556,20 +1560,20 @@ namespace CapMachine.Wpf.Services
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break;
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break;
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}
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}
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//压缩机压缩机功率限制实时赋值
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////压缩机压缩机功率限制实时赋值
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switch (ConfigService.CanLinRunStateModel.CurSysSelectedCanLin)
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//switch (ConfigService.CanLinRunStateModel.CurSysSelectedCanLin)
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{
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//{
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case CanLinEnum.Can:
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// case CanLinEnum.Can:
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//获取PLC的功率限制,更新到CAN的功率限制
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// //获取PLC的功率限制,更新到CAN的功率限制
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CanDriveService.UpdateCapPwLimitCmdData(OperateResultValue.Content[0]);
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// CanDriveService.UpdateCapPwLimitCmdData(OperateResultValue.Content[0]);
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break;
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// break;
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case CanLinEnum.Lin:
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// case CanLinEnum.Lin:
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//获取PLC的功率限制,更新到LIN的功率限制
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// //获取PLC的功率限制,更新到LIN的功率限制
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LinDriveService.UpdateCapPwLimitCmdData(OperateResultValue.Content[0]);
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// LinDriveService.UpdateCapPwLimitCmdData(OperateResultValue.Content[0]);
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break;
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// break;
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default:
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// default:
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break;
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// break;
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}
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//}
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//压缩机 PTC使能 实时赋值
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//压缩机 PTC使能 实时赋值
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Reference in New Issue
Block a user