reworked serial port data processing, added firmware writing

This commit is contained in:
nikzori
2025-03-07 16:49:07 +03:00
parent bcf0fb7a5c
commit e32c701bd6
3 changed files with 124 additions and 68 deletions

View File

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