public async Task <bool> GetPlcDataAsync_old(int timeout_ms,
SortedList <int, int> addrDM, SortedList <int, int> addrHR, SortedList <int, int> addrWR,
CancellationToken ct, IProgress <PlcProgressReportModel> progress)
{
Dictionary <string, RlistDataModel> retRlist = new Dictionary <string, RlistDataModel>();
PlcProgressReportModel report = new PlcProgressReportModel();
DateTimeOffset startTime = DateTimeOffset.Now;
bool timedout = false;
bool canceled = false;
if (!mainPort.IsOpen)
{
mainPort.Open();
}
await Task.Run(() =>
{
report.ReadCompleted = OmronFINsProcessor.ReadAllPlcWords(mainPort, addrDM, addrHR, addrWR,
out SortedList <int, string> DMstr, out SortedList <int, string> HRstr, out SortedList <int, string> WRstr);
lock (PlcDataMapper._WordsListLock)
{
OmronFINsProcessor.UpdateStringToWords(PlcMemArea.WR_bit, WRstr);
OmronFINsProcessor.UpdateStringToWords(PlcMemArea.HR_bit, HRstr);
OmronFINsProcessor.UpdateStringToWords(PlcMemArea.DM, DMstr);
}
PlcDataMapper.DMWordsToData(); //4ms
PlcDataMapper.BitsToData(); //14ms
lock (PlcDataMapper._RWlistLock)
{
PlcDataMapper.DataToRList();
}
});
report.PercetageComplete = 1 / 2 * 100;
report.Msg = "Reading finished.. Begining to write..";
progress.Report(report);
return(true);
}
//public event EventHandler<PlcFinishReadEventArgs> PlcWritingProgressChanged;
//3- Raise the Event
//protected virtual void OnPlcReadingCompleted(List<PlcWordModel> receivedData)
//{
// //if (PlcReadingCompleted!=null)
// //{
// // PlcReadingCompleted(this, new PlcDataEventArgs() { PlcData= receivedData});
// //}
// PlcReadingCompleted?.Invoke(this, new PlcDataEventArgs() { BitsSent = WrtBitList,
// WordsSent = WrtWordList, ExpMsgBit = expMsgBit, ExpMsgWord = expMsgWord });
//}
//protected virtual void OnPlcReadingProgressChanged(int currentValue)
//{
// PlcReadingProgressChanged?.Invoke(this, new PlcDataEventArgs() { CurrentValue = currentValue });
//}
//The actual method to read PLC
//public void ReadPlc_AllData(SerialPort port)
//{
// List<PlcWordModel> receivedData = new List<PlcWordModel>();
// //read all words from PLC as string
// //put string into words
// //return list words
// OnPlcReadingCompleted(receivedData);
//}
/// <summary>
/// Read all data in the PLC W,H,D area, then Write the UI data to PLC every t_interval ms
/// </summary>
/// <param name="t_interval">time between each read</param>
/// <param name="cancellationToken">Cancel operation token</param>
/// <returns>Async Task</returns>
public async Task PlcDataExchangeAllAsync(int t_interval, CancellationToken cancellationToken)
{
while (true)
{
await Task.Run(() =>
{
//1.Read all from PLC to Words
//List<PlcWordModel> retDataW = new List<PlcWordModel>();
Stopwatch stopwatch1 = new Stopwatch();
Stopwatch stopwatch2 = new Stopwatch();
stopwatch1.Start();
OmronFINsProcessor.ReadAllWords(mainPort, out long t_ReadAll);//>1s
//stopwatch1.Start();
//OmronFINsProcessor.WordsToBits(PlcMemArea.WR);//>2s
//stopwatch1.Stop();
//OmronFINsProcessor.WordsToBits(PlcMemArea.HR);
//OmronFINsProcessor.ReadAllDMWords(mainPort);
//stopwatch1.Start();
//OmronFINsProcessor.ReadAllBits(mainPort);
//stopwatch1.Stop();
//2.Transfer value from Words/bits to DataNames
PlcDataMapper.DMWordsToData(); //4ms
PlcDataMapper.BitsToData(); //14ms
//3. Transfer from DataNames to RWlist then Raise EventArgs and let UI to retrieve the data
//UI will subscribe to this event and retrieve data from RWlist
lock (PlcDataMapper._RWlistLock)
{
PlcDataMapper.DataToRList();
}
stopwatch1.Stop();
PlcReadingCompleted.Raise(this, new PlcFinishReadEventArgs()
{
ticks = stopwatch1.ElapsedTicks, _ms = stopwatch1.ElapsedMilliseconds
});
//SimulateWlist();//Simulate the test data
//new 4. generate the write words and bits lists based on Wlist only
List <PlcWordModel> WrtWordList = new List <PlcWordModel>();
List <PlcBitModel> WrtBitList = new List <PlcBitModel>();
if (PlcDataMapper.DataNameValue_Wlist.Count > 0)
{
lock (PlcDataMapper._WlistLock)
{
WrtWordList = PlcDataMapper.WListGenerateWordList(WrtWordList);
WrtBitList = PlcDataMapper.WListGenerateBitList(WrtBitList);
//PlcDataMapper.WListToData();
PlcDataMapper.DataNameValue_Wlist.Clear();
}
stopwatch2.Start();
//new 5. write the data individually to PLC then raise complete event
bool BitsWrtSuccessed = OmronFINsProcessor.WriteBits(mainPort, WrtBitList, out string expMsgBit);
bool WordsWrtSuccessed = OmronFINsProcessor.WriteWords(mainPort, WrtWordList, out string expMsgWord);
//6.Write the data to PLC then Raise the written event
//OmronFINsProcessor.WriteAllWords(mainPort);
stopwatch2.Stop();
PlcWritingCompleted.Raise(this, new PlcFinishWriteEventArgs()
{
_ms = stopwatch2.ElapsedMilliseconds,
BitsSent = WrtBitList,
WordsSent = WrtWordList,
ExpMsgBit = expMsgBit,
ExpMsgWord = expMsgWord
});
}
});
Thread.Sleep(t_interval);
if (cancellationToken.IsCancellationRequested)
{
break;
}
}
}
/// <summary>
/// Get plc data to Rlist async
/// </summary>
/// <param name="timeout_ms"></param>
/// <param name="ct"></param>
/// <param name="progress"></param>
/// <returns></returns>
public async Task <bool> GetPlcDataAsync(int timeout_ms,
SortedList <int, int> addrDM, SortedList <int, int> addrHR, SortedList <int, int> addrWR,
CancellationToken ct, IProgress <PlcProgressReportModel> progress)
{
Dictionary <string, RlistDataModel> retRlist = new Dictionary <string, RlistDataModel>();
PlcProgressReportModel report = new PlcProgressReportModel();
DateTimeOffset startTime = DateTimeOffset.Now;
bool timedout = false;
bool canceled = false;
SortedList <int, string> DMstr = new SortedList <int, string>();
SortedList <int, string> HRstr = new SortedList <int, string>();
SortedList <int, string> WRstr = new SortedList <int, string>();
Stopwatch stopwatch1 = new Stopwatch(); //debug watch
Stopwatch stopwatch2 = new Stopwatch(); //debug watch
Stopwatch stopwatch3 = new Stopwatch(); //debug watch
Stopwatch stopwatch4 = new Stopwatch(); //debug watch
Stopwatch stopwatch5 = new Stopwatch(); //debug watch
if (!mainPort.IsOpen)
{
mainPort.Open();
}
//try
//{
await Task.Run(() =>
{
stopwatch1.Start();
report.ReadCompleted = OmronFINsProcessor.ReadAllPlcWords(mainPort, addrDM, addrHR, addrWR,
out DMstr, out HRstr, out WRstr);
stopwatch1.Stop();
});
try
{
if (DateTimeOffset.Now.Subtract(startTime).TotalMilliseconds > timeout_ms || timedout)
{
timedout = true;
throw new TimeoutException("reading PLC timed out..");
}
else if (ct.IsCancellationRequested)
{
canceled = true;
throw new OperationCanceledException(ct);
//throw new Exception();
//ct.ThrowIfCancellationRequested();
//return false;
}
}
catch (TimeoutException ex)
{
report.ClrReport();
report.Msg = "The operation has timed out";
progress.Report(report);
return(false);
}
catch (OperationCanceledException ex)
{
report.ClrReport();
report.Msg = "The operation has been canceled";
progress.Report(report);
return(false);
}
catch (Exception)
{
report.ClrReport();
report.Msg = "Unkmown exception";
progress.Report(report);
return(false);
}
stopwatch2.Start();
lock (PlcDataMapper._WordsListLock)
{
OmronFINsProcessor.UpdateStringToWords(PlcMemArea.WR_bit, WRstr);
OmronFINsProcessor.UpdateStringToWords(PlcMemArea.HR_bit, HRstr);
OmronFINsProcessor.UpdateStringToWords(PlcMemArea.DM, DMstr);
}
stopwatch2.Stop();
stopwatch3.Start();
PlcDataMapper.DMWordsToData();//4ms
stopwatch3.Stop();
stopwatch4.Start();
PlcDataMapper.BitsToData();//14ms
stopwatch4.Stop();
stopwatch5.Start();
lock (PlcDataMapper._RWlistLock)
{
PlcDataMapper.DataToRList();
}
stopwatch5.Stop();
//}
//catch (TimeoutException ex)
//{
// report.ClrReport();
// report.Msg = "The operation has timed out";
// progress.Report(report);
// return false;
//}
//catch(OperationCanceledException ex)
//{
// report.ClrReport();
// report.Msg = "The operation has been canceled";
// progress.Report(report);
// return false;
//}
//catch (Exception)
//{
// report.ClrReport();
// report.Msg = "Unkmown exception";
// progress.Report(report);
// return false;
//}
//report.PercetageComplete = 1 / 2 * 100;
report.Msg = "Reading finished.. Begining to write.." + "readAllWords=" + stopwatch1.ElapsedMilliseconds.ToString()
+ "..updateStrToWords" + stopwatch2.ElapsedMilliseconds.ToString()
+ "..DMwordsToData" + stopwatch3.ElapsedMilliseconds.ToString()
+ "..bitsToData" + stopwatch4.ElapsedMilliseconds.ToString()
+ "..DataToRlist" + stopwatch5.ElapsedMilliseconds.ToString();
progress.Report(report);
return(true);
}