reworked serial port data processing, added firmware writing
This commit is contained in:
115
Datasheet.cs
115
Datasheet.cs
@@ -23,9 +23,10 @@ namespace Gidrolock_Modbus_Scanner
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SerialPort port = Modbus.port;
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bool isPolling = false;
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static bool isAwaitingResponse = false;
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static bool responseReceived = false;
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bool isValveClosed = false;
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bool isValveClosed = false;
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bool alarmStatus = false;
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bool cleaningStatus = false;
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@@ -80,7 +81,7 @@ namespace Gidrolock_Modbus_Scanner
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labelBattery.Text = "Нет";
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else labelBattery.Text = "???%";
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Modbus.ResponseReceived += (sndr, msg) => { isAwaitingResponse = false; latestMessage = msg; };
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Modbus.ResponseReceived += (sndr, msg) => { responseReceived = true; latestMessage = msg; isAwaitingResponse = false; };
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for (int i = 0; i < device.wiredSensors; i++)
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{
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@@ -246,7 +247,6 @@ namespace Gidrolock_Modbus_Scanner
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bool res = false;
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isAwaitingResponse = true;
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Modbus.ReadRegAsync(modbusID, (FunctionCode)entry.registerType, entry.address, entry.length);
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stopwatch.Restart();
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@@ -396,7 +396,7 @@ namespace Gidrolock_Modbus_Scanner
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{
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try
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{
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fileThread.TrySetApartmentState(ApartmentState.STA);
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fileThread.SetApartmentState(ApartmentState.STA);
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fileThread.Start();
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while (!fileThread.IsAlive) { Thread.Sleep(1); }
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Thread.Sleep(1);
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@@ -414,7 +414,8 @@ namespace Gidrolock_Modbus_Scanner
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MessageBox.Show("Выберите файл прошивки.");
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return;
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}
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int cntr = 0;
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FileStream fileStream = File.OpenRead(firmwarePath);
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long bytesLeft = fileStream.Length;
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long bytesTotal = fileStream.Length;
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@@ -425,15 +426,13 @@ namespace Gidrolock_Modbus_Scanner
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byte[] flashAddr = new byte[2];
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byte[] CRC;
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List<byte> message;
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bool responseReceived = false;
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Modbus.ResponseReceived += (sndr, msg) => { responseReceived = true; };
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bool firstMessageSent = false;
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long bytesWritten = 0;
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await Task.Run(() =>
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{
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while (bytesLeft > 0)
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{
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if (firstMessageSent) // after first message the device is sent into recovery mode which only supports 9600 bps
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if (firstMessageSent && port.BaudRate != 9600) // after first message the device is sent into recovery mode which only supports 9600 bps
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{
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port.Close();
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port.BaudRate = 9600;
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@@ -477,50 +476,64 @@ namespace Gidrolock_Modbus_Scanner
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message[message.Count - 2] = CRC[0];
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message[message.Count - 1] = CRC[1];
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Console.WriteLine("Outgoing firmware message: " + Modbus.ByteArrayToString(message.ToArray()));
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responseReceived = false;
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while (true)
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{
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if (cntr > 3)
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{
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Console.WriteLine("Response timed out 4 times in a row, aborting. Check connection.");
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return;
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}
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isAwaitingResponse = true;
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Console.WriteLine("Outgoing firmware message: " + Modbus.ByteArrayToString(message.ToArray()));
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port.Write(message.ToArray(), 0, message.Count);
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stopwatch.Restart();
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while (isAwaitingResponse)
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{
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if (stopwatch.ElapsedMilliseconds > 1000)
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{
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Console.WriteLine("Response timed out.");
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cntr++;
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break;
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}
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}
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if (responseReceived)
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{
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if (latestMessage.Status == ModbusStatus.Error)
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Console.WriteLine("Response received: Error!");
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else
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{
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Console.WriteLine("Response received: all good;");
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break;
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}
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}
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}
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cntr = 0;
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bytesLeft -= count;
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bytesWritten += count;
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firmwareProgressBar.Invoke((MethodInvoker)delegate { firmwareProgressBar.Increment((int)(bytesWritten / bytesTotal) * 100); });
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_flashAddr += (short)count;
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if (port.BaudRate != 9600)
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firstMessageSent = true;
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if (bytesLeft <= 0)
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Console.WriteLine("Reached the end of firmware file.");
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}
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catch (Exception ex)
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{
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MessageBox.Show(ex.Message);
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MessageBox.Show(ex.Message, "Firmware writing error");
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return;
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}
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responseReceived = false;
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while (true)
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{
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isAwaitingResponse = true;
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port.Write(message.ToArray(), 0, message.Count);
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stopwatch.Restart();
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while (isAwaitingResponse)
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{
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if (stopwatch.ElapsedMilliseconds > 1000)
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{
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Console.WriteLine("Response timed out.");
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break;
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}
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}
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if (responseReceived)
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break;
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}
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bytesLeft -= count;
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bytesWritten += count;
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firmwareProgressBar.Increment( (int)(bytesWritten / bytesTotal) * 100 );
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_flashAddr += (short)count;
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if (port.BaudRate != 9600)
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firstMessageSent = true;
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if (bytesLeft <= 0)
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Console.WriteLine("Reached the end of firmware file.");
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}
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/* Final Message */
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message = new List<byte>();
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message = new List<byte>();
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message.Add(modbusID); // device ID
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message.Add(0x10); // function code
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message.Add(0xFF); // register address
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@@ -534,24 +547,32 @@ namespace Gidrolock_Modbus_Scanner
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Modbus.GetCRC(message.ToArray(), ref CRC);
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message[message.Count - 2] = CRC[0];
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message[message.Count - 1] = CRC[1];
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Console.WriteLine("Outgoing firmware message: " + Modbus.ByteArrayToString(message.ToArray()));
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while (true)
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{
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isAwaitingResponse = true;
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Console.WriteLine("Outgoing firmware message: " + Modbus.ByteArrayToString(message.ToArray()));
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port.Write(message.ToArray(), 0, message.Count);
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stopwatch.Restart();
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while (isAwaitingResponse)
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{
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if (stopwatch.ElapsedMilliseconds > 250)
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if (stopwatch.ElapsedMilliseconds > 1000)
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{
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Console.WriteLine("Response timed out.");
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break;
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}
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}
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if (responseReceived)
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break;
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{
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if (latestMessage.Status == ModbusStatus.Error)
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Console.WriteLine("Response received: Error!");
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else
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{
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Console.WriteLine("Response received: all good;");
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break;
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}
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}
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}
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});
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