public override void Flush()
{
EASYSYNC.canusb_Flush(m_deviceHandle);
}
override public void clearTransmitBuffer()
{
EASYSYNC.canusb_Flush(m_deviceHandle);
}
/// <summary>
/// The open method tries to connect to both busses to see if one of them is connected and
/// active. The first strategy is to listen for any CAN message. If this fails there is a
/// check to see if the application is started after an interrupted flash session. This is
/// done by sending a message to set address and length (only for P-bus).
/// </summary>
/// <returns>OpenResult.OK is returned on success. Otherwise OpenResult.OpenError is
/// returned.</returns>
override public OpenResult open()
{
if (m_deviceHandle != 0)
{
close();
}
// get first adapter
//char[] adapter = new char[10];
StringBuilder adapter = new StringBuilder(10);
int result = EASYSYNC.canusb_getFirstAdapter(adapter, 10);
if (result > 0)
{
Console.WriteLine("Number of adapters found: " + result.ToString("X8"));
Console.WriteLine("Adapter serialnumber: " + adapter);
m_deviceHandle = EASYSYNC.canusb_Open(null,
//"0x00:0xB9:0x07",
//"00:B9:07",
"00B907",
//"600",
//null,
null, //EASYSYNC.CANUSB_ACCEPTANCE_CODE_ALL,
null, //EASYSYNC.CANUSB_ACCEPTANCE_MASK_ALL,
EASYSYNC.CANUSB_FLAG_TIMESTAMP);
Console.WriteLine("Handle: " + m_deviceHandle.ToString("X8"));
if (m_deviceHandle > 0 && m_deviceHandle != 0xFFFFFFFD)
{
EASYSYNC.canusb_Flush(m_deviceHandle);
Console.WriteLine("Creating new reader thread");
StringBuilder sb = new StringBuilder(100);
EASYSYNC.canusb_VersionInfo(m_deviceHandle, sb);
Console.WriteLine("Versionifo: " + sb.ToString());
Console.WriteLine("Status: " + EASYSYNC.canusb_Status(m_deviceHandle).ToString("X8"));
m_readThread = new Thread(readMessages);
try
{
m_readThread.Priority = ThreadPriority.Normal; // realtime enough
}
catch (Exception E)
{
Console.WriteLine(E.Message);
}
if (m_readThread.ThreadState == ThreadState.Unstarted)
{
m_readThread.Start();
}
return(OpenResult.OK);
}
else
{
// second try after unload of dlls?
//close();
return(OpenResult.OpenError);
}
}
return(OpenResult.OpenError);
}
override public void clearReceiveBuffer()
{
EASYSYNC.canusb_Flush(m_deviceHandle);
}
/// <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 = (ushort)a_message.getID();
msg.len = a_message.getLength();
msg.flags = a_message.getFlags();
ulong msgdata = a_message.getData();
// store in data (ulong)
/* byte databyte = a_message.getCanData(7);
* msg.data_1 = GetDataMSBADCII(databyte);
* msg.data_2 = GetDataLSBADCII(databyte);
* databyte = a_message.getCanData(6);
* msg.data_3 = GetDataMSBADCII(databyte);
* msg.data_4 = GetDataLSBADCII(databyte);
* databyte = a_message.getCanData(5);
* msg.data_5 = GetDataMSBADCII(databyte);
* msg.data_6 = GetDataLSBADCII(databyte);
* databyte = a_message.getCanData(4);
* msg.data_7 = GetDataMSBADCII(databyte);
* msg.data_8 = GetDataLSBADCII(databyte);
* databyte = a_message.getCanData(3);
* msg.data_9 = GetDataMSBADCII(databyte);
* msg.data_10 = GetDataLSBADCII(databyte);
* databyte = a_message.getCanData(2);
* msg.data_11 = GetDataMSBADCII(databyte);
* msg.data_12 = GetDataLSBADCII(databyte);
* databyte = a_message.getCanData(1);
* msg.data_13 = GetDataMSBADCII(databyte);
* msg.data_14 = GetDataLSBADCII(databyte);
* databyte = a_message.getCanData(0);
* msg.data_15 = GetDataMSBADCII(databyte);
* msg.data_16 = GetDataLSBADCII(databyte);
*/
msg.data = a_message.getData();
// msg.data = a_message.getData(); // this data should be in ascii: unsigned char data[16]; // Databytes 0...7
// example:
/*
* msg.data[0]='A';
* msg.data[1]='1';
*
* msg.data[2]='B';
* msg.data[3]='2';
*
* msg.data[4]='C';
* msg.data[5]='3';
*
* msg.data[6]='D';
* msg.data[7]='4';
*
* msg.data[8]='E';
* msg.data[9]='5';
*
* msg.data[10]='F';
* msg.data[11]='6';
*
* msg.data[12]='1';
* msg.data[13]='2';
*
* msg.data[14]='3';
* msg.data[15]='4'; * */
if (m_DoLogging)
{
DumpCanMsg(msg, true);
}
int writeResult;
Console.WriteLine("Writing to handle: " + m_deviceHandle.ToString("X8"));
writeResult = EASYSYNC.canusb_Write(m_deviceHandle, ref msg);
if (writeResult == EASYSYNC.ERROR_CANUSB_OK)
{
return(true);
}
else
{
EASYSYNC.canusb_Flush(m_deviceHandle);
Console.WriteLine("Failed to send message: " + writeResult.ToString("X2"));
return(false);
}
}
