/*private void AddToCanTrace(string line)
* {
* if (m_EnableCanLog)
* {
* DateTime dtnow = DateTime.Now;
* using (StreamWriter sw = new StreamWriter(System.Windows.Forms.Application.StartupPath + "\\CanTraceCANUSBDevice.txt", true))
* {
* sw.WriteLine(dtnow.ToString("dd/MM/yyyy HH:mm:ss") + " - " + line);
* }
* }
* }*/
/// <summary>
/// sendMessage send a CANMessage.
/// </summary>
/// <param name="a_message">A CANMessage.</param>
/// <returns>true on success, othewise false.</returns>
override public bool sendMessage(CANMessage a_message)
{
EASYSYNC.CANMsg msg = new EASYSYNC.CANMsg();
msg.id = a_message.getID();
msg.len = a_message.getLength();
msg.flags = a_message.getFlags();
msg.data = a_message.getData();
//Console.WriteLine("Data to send: " + msg.data.ToString("X16"));
//Console.WriteLine("Data (original) to send: " + a_message.getData().ToString("X16"));
int writeResult;
AddToCanTrace("Sending message");
writeResult = EASYSYNC.canusb_Write(m_deviceHandle, ref msg);
if (writeResult == EASYSYNC.ERROR_CANUSB_OK)
{
AddToCanTrace("Message sent successfully");
return(true);
}
else
{
switch (writeResult)
{
case EASYSYNC.ERROR_CANUSB_COMMAND_SUBSYSTEM:
AddToCanTrace("Message failed to send: ERROR_CANUSB_COMMAND_SUBSYSTEM");
break;
case EASYSYNC.ERROR_CANUSB_INVALID_PARAM:
AddToCanTrace("Message failed to send: ERROR_CANUSB_INVALID_PARAM");
break;
case EASYSYNC.ERROR_CANUSB_NO_MESSAGE:
AddToCanTrace("Message failed to send: ERROR_CANUSB_NO_MESSAGE");
break;
case EASYSYNC.ERROR_CANUSB_NOT_OPEN:
AddToCanTrace("Message failed to send: ERROR_CANUSB_NOT_OPEN");
break;
case EASYSYNC.ERROR_CANUSB_OPEN_SUBSYSTEM:
AddToCanTrace("Message failed to send: ERROR_CANUSB_OPEN_SUBSYSTEM");
break;
case EASYSYNC.ERROR_CANUSB_TX_FIFO_FULL:
AddToCanTrace("Message failed to send: ERROR_CANUSB_TX_FIFO_FULL");
break;
default:
AddToCanTrace("Message failed to send: " + writeResult.ToString());
break;
}
return(false);
}
}
public override void handleMessage(CANMessage a_message)
{
lock (m_canMessage)
{
if (a_message.getID() == m_waitMsgID)
{
m_canMessage.setData(a_message.getData());
m_canMessage.setFlags(a_message.getFlags());
m_canMessage.setID(a_message.getID());
m_canMessage.setLength(a_message.getLength());
m_canMessage.setTimeStamp(a_message.getTimeStamp());
messageReceived = true;
m_resetEvent.Set();
}
}
}
/// <summary>
/// sendMessage send a CANMessage.
/// </summary>
/// <param name="a_message">A CANMessage.</param>
/// <returns>true on success, othewise false.</returns>
override public bool sendMessage(CANMessage a_message)
{
lock (lockObj)
{
while (interfaceBusy)
{
if (lastSentTimestamp < Environment.TickCount - timeoutWithoutReadyChar)
{
//Console.WriteLine("released");
break;
}
}
lastSentTimestamp = Environment.TickCount;
interfaceBusy = true;
//Console.WriteLine("set");
Lawicel.CANUSB.CANMsg msg = new Lawicel.CANUSB.CANMsg();
msg.id = a_message.getID();
msg.len = a_message.getLength();
msg.flags = a_message.getFlags();
msg.data = a_message.getData();
if (m_serialPort.IsOpen)
{
//m_serialPort.Write("\r");
string txstring = "t";
txstring += msg.id.ToString("X3");
txstring += "8"; // always 8 bytes to transmit
for (int t = 0; t < 8; t++)
{
byte b = (byte)(((msg.data >> t * 8) & 0x0000000000000000FF));
txstring += b.ToString("X2");
}
txstring += "\r";
AddToCanTrace(string.Format("TX: {0} {1} {2}", a_message.getID().ToString("X3"), a_message.getData().ToString("X16"), txstring));
m_serialPort.Write(txstring);
return(true);
}
}
return(false);
}
/// <summary>
/// sendMessage send a CANMessage.
/// </summary>
/// <param name="a_message">A CANMessage.</param>
/// <returns>true on success, othewise false.</returns>
override protected bool sendMessageDevice(CANMessage a_message)
{
Lawicel.CANUSB.CANMsg msg = new Lawicel.CANUSB.CANMsg();
msg.id = a_message.getID();
msg.len = a_message.getLength();
msg.flags = a_message.getFlags();
msg.data = a_message.getData();
int writeResult;
writeResult = Lawicel.CANUSB.canusb_Write(m_deviceHandle, ref msg);
if (writeResult == Lawicel.CANUSB.ERROR_CANUSB_OK)
{
return(true);
}
else
{
logger.Debug("tx failed writeResult: " + writeResult);
return(false);
}
}
/// <summary>
/// sendMessage send a CANMessage.
/// </summary>
/// <param name="a_message">A CANMessage.</param>
/// <returns>true on success, othewise false.</returns>
public override bool sendMessage(CANMessage a_message)
{
Lawicel.CANUSB.CANMsg msg = new Lawicel.CANUSB.CANMsg();
msg.id = a_message.getID();
msg.len = a_message.getLength();
msg.flags = a_message.getFlags();
msg.data = a_message.getData();
int writeResult;
AddToCanTrace("TX: " + msg.id.ToString("X4") + " " + msg.data.ToString("X16"));
writeResult = Lawicel.CANUSB.canusb_Write(m_deviceHandle, ref msg);
if (writeResult == Lawicel.CANUSB.ERROR_CANUSB_OK)
{
AddToCanTrace("Message sent successfully");
return true;
}
else
{
switch (writeResult)
{
case Lawicel.CANUSB.ERROR_CANUSB_COMMAND_SUBSYSTEM:
AddToCanTrace("Message failed to send: ERROR_CANUSB_COMMAND_SUBSYSTEM");
break;
case Lawicel.CANUSB.ERROR_CANUSB_INVALID_PARAM:
AddToCanTrace("Message failed to send: ERROR_CANUSB_INVALID_PARAM");
break;
case Lawicel.CANUSB.ERROR_CANUSB_NO_MESSAGE:
AddToCanTrace("Message failed to send: ERROR_CANUSB_NO_MESSAGE");
break;
case Lawicel.CANUSB.ERROR_CANUSB_NOT_OPEN:
AddToCanTrace("Message failed to send: ERROR_CANUSB_NOT_OPEN");
break;
case Lawicel.CANUSB.ERROR_CANUSB_OPEN_SUBSYSTEM:
AddToCanTrace("Message failed to send: ERROR_CANUSB_OPEN_SUBSYSTEM");
break;
case Lawicel.CANUSB.ERROR_CANUSB_TX_FIFO_FULL:
AddToCanTrace("Message failed to send: ERROR_CANUSB_TX_FIFO_FULL");
break;
default:
AddToCanTrace("Message failed to send: " + writeResult.ToString());
break;
}
return false;
}
}
/// <summary>
/// sendMessage send a CANMessage.
/// </summary>
/// <param name="a_message">A CANMessage.</param>
/// <returns>true on success, othewise false.</returns>
protected override bool sendMessageDevice(CANMessage a_message)
{
Lawicel.CANUSB.CANMsg msg = new Lawicel.CANUSB.CANMsg();
msg.id = a_message.getID();
msg.len = a_message.getLength();
msg.flags = a_message.getFlags();
msg.data = a_message.getData();
int writeResult;
writeResult = Lawicel.CANUSB.canusb_Write(m_deviceHandle, ref msg);
if (writeResult == Lawicel.CANUSB.ERROR_CANUSB_OK)
{
return true;
}
else
{
logger.Debug("tx failed writeResult: " + writeResult);
return false;
}
}
/// <summary>
/// sendMessage send a CANMessage.
/// </summary>
/// <param name="a_message">A CANMessage.</param>
/// <returns>true on success, othewise false.</returns>
public override bool sendMessage(CANMessage a_message)
{
lock (lockObj)
{
while (interfaceBusy)
{
if (lastSentTimestamp < Environment.TickCount - timeoutWithoutReadyChar)
{
//Console.WriteLine("released");
break;
}
}
lastSentTimestamp = Environment.TickCount;
interfaceBusy = true;
//Console.WriteLine("set");
Lawicel.CANUSB.CANMsg msg = new Lawicel.CANUSB.CANMsg();
msg.id = a_message.getID();
msg.len = a_message.getLength();
msg.flags = a_message.getFlags();
msg.data = a_message.getData();
if (m_serialPort.IsOpen)
{
//m_serialPort.Write("\r");
string txstring = "t";
txstring += msg.id.ToString("X3");
txstring += "8"; // always 8 bytes to transmit
for (int t = 0; t < 8; t++)
{
byte b = (byte)(((msg.data >> t * 8) & 0x0000000000000000FF));
txstring += b.ToString("X2");
}
txstring += "\r";
AddToCanTrace(string.Format("TX: {0} {1} {2}", a_message.getID().ToString("X3"), a_message.getData().ToString("X16"), txstring));
m_serialPort.Write(txstring);
return true;
}
}
return false;
}
