private void ReadRawFrame()
{
AutoResetEvent can_event = new AutoResetEvent(false);
uint numeric_buffer = Convert.ToUInt32(can_event.SafeWaitHandle.DangerousGetHandle().ToInt32());
TPCANStatus status = PCANBasic.SetValue(m_sock, TPCANParameter.PCAN_RECEIVE_EVENT, ref numeric_buffer, sizeof(UInt32));
if (status != TPCANStatus.PCAN_ERROR_OK)
{
throw new Exception(GetFormatedError(status));
}
TPCANMsg raw_frame;
while (!m_thread_stop)
{
if (can_event.WaitOne(50))
{
do
{
if ((status = PCANBasic.Read(m_sock, out raw_frame)) == TPCANStatus.PCAN_ERROR_OK)
{
m_queue_rx.Add(raw_frame);
}
} while (!Convert.ToBoolean(status & TPCANStatus.PCAN_ERROR_QRCVEMPTY));
}
}
}
/// <summary>
/// Configures the PCAN-Trace file for a PCAN-Basic Channel
/// </summary>
private void ConfigureTraceFile()
{
UInt32 iBuffer;
TPCANStatus stsResult;
// Configure the maximum size of a trace file to 5 megabytes
//
iBuffer = 5;
stsResult = PCANBasic.SetValue(m_PcanHandle, TPCANParameter.PCAN_TRACE_SIZE, ref iBuffer, sizeof(UInt32));
if (stsResult != TPCANStatus.PCAN_ERROR_OK)
{
IncludeTextMessage(GetFormatedError(stsResult));
}
// Configure the way how trace files are created:
// * Standard name is used
// * Existing file is ovewritten,
// * Only one file is created.
// * Recording stopts when the file size reaches 5 megabytes.
//
iBuffer = PCANBasic.TRACE_FILE_SINGLE | PCANBasic.TRACE_FILE_OVERWRITE;
stsResult = PCANBasic.SetValue(m_PcanHandle, TPCANParameter.PCAN_TRACE_CONFIGURE, ref iBuffer, sizeof(UInt32));
if (stsResult != TPCANStatus.PCAN_ERROR_OK)
{
IncludeTextMessage(GetFormatedError(stsResult));
}
}
private void _read()
{ // threaded recieve listener
AutoResetEvent m_ReceiveEvent = new AutoResetEvent(false);
UInt32 iBuffer;
TPCANStatus stsResult;
iBuffer = Convert.ToUInt32(m_ReceiveEvent.SafeWaitHandle.DangerousGetHandle().ToInt32());
// Sets the handle of the Receive-Event.
stsResult = PCANBasic.SetValue((byte)iface, TPCANParameter.PCAN_RECEIVE_EVENT, ref iBuffer, sizeof(UInt32));
if (stsResult != TPCANStatus.PCAN_ERROR_OK)
{
throw new Exception(GetFormatedError(stsResult));
}
while (true)
{
if (m_ReceiveEvent.WaitOne(50))
{ // wait or sleep
TPCANMsg m; TPCANTimestamp ts;
do
{ // read all messages from queue, and 'receive' them
stsResult = PCANBasic.Read((byte)iface, out m, out ts);
if (stsResult == TPCANStatus.PCAN_ERROR_OK)
{
Receive.Invoke(Frame(m));
TimedReceive.Invoke(Time(ts), Frame(m));
}
} while ((!Convert.ToBoolean(stsResult & TPCANStatus.PCAN_ERROR_QRCVEMPTY)));
}
}
}
public void CanClose(short Ch)
{
#if PROGRAM_RUNNING
TPCANStatus stsResult;
UInt32 iBuffer;
try
{
try
{
Open[Ch] = false;
//-----------------------------[ Open can board ]
// Gets the current status of the message filter
//
if (!GetFilterStatus(Ch, out iBuffer))
{
return;
}
PCANBasic.Reset(m_PcanHandle[Ch]);
// The filter will be full opened or complete closed
//
iBuffer = PCANBasic.PCAN_FILTER_CLOSE;
// The filter is configured
//
stsResult = PCANBasic.SetValue(
m_PcanHandle[Ch],
TPCANParameter.PCAN_MESSAGE_FILTER,
ref iBuffer,
sizeof(UInt32));
// If success, an information message is written, if it is not, an error message is shown
//
if (stsResult == TPCANStatus.PCAN_ERROR_OK)
{
PCANBasic.Uninitialize(m_PcanHandle[Ch]);
return;
}
}
catch (Exception Msg)
{
//MessageBox.Show(Msg.Message + "\n" + Msg.StackTrace);
uMessageBox.Show(title: "경고", promptText: Msg.Message + "\n" + Msg.StackTrace); //MessageBox.Show(GetFormatedError(stsResult));
}
}
finally
{
}
return;
#else
return;
#endif
}
/// <summary>
/// Configures the Debug-Log file of PCAN-Basic
/// </summary>
private void ConfigureLogFile()
{
UInt32 iBuffer;
// Sets the mask to catch all events
//
iBuffer = PCANBasic.LOG_FUNCTION_ALL;
// Configures the log file.
// NOTE: The Log capability is to be used with the NONEBUS Handle. Other handle than this will
// cause the function fail.
//
PCANBasic.SetValue(PCANBasic.PCAN_NONEBUS, TPCANParameter.PCAN_LOG_CONFIGURE, ref iBuffer, sizeof(UInt32));
}
/// <summary>
/// Configures the PCAN-Trace file for a PCAN-Basic Channel
/// </summary>
private void ConfigureTraceFile(short Ch)
{
#if PROGRAM_RUNNING
UInt32 iBuffer;
TPCANStatus stsResult;
try
{
try
{
// Configure the maximum size of a trace file to 5 megabytes
//
iBuffer = 5;
stsResult = PCANBasic.SetValue(m_PcanHandle[Ch], TPCANParameter.PCAN_TRACE_SIZE, ref iBuffer, sizeof(UInt32));
if (stsResult != TPCANStatus.PCAN_ERROR_OK)
{
uMessageBox.Show(promptText: GetFormatedError(stsResult), title: "경고"); //MessageBox.Show(GetFormatedError(stsResult));
}
// Configure the way how trace files are created:
// * Standard name is used
// * Existing file is ovewritten,
// * Only one file is created.
// * Recording stopts when the file size reaches 5 megabytes.
//
iBuffer = PCANBasic.TRACE_FILE_SINGLE | PCANBasic.TRACE_FILE_OVERWRITE;
stsResult = PCANBasic.SetValue(m_PcanHandle[Ch], TPCANParameter.PCAN_TRACE_CONFIGURE, ref iBuffer, sizeof(UInt32));
if (stsResult != TPCANStatus.PCAN_ERROR_OK)
{
uMessageBox.Show(promptText: GetFormatedError(stsResult), title: "경고"); //MessageBox.Show(GetFormatedError(stsResult));
}
}
catch (Exception Msg)
{
//MessageBox.Show(Msg.Message + "\n" + Msg.StackTrace);
uMessageBox.Show(promptText: Msg.Message + "\n" + Msg.StackTrace, title: "경고");
}
}
finally
{
}
#endif
return;
}
public bool OpenCan(short Channel, int ID, short Speed, bool m_IsFD = false)
{
#if PROGRAM_RUNNING
TPCANStatus stsResult;
UInt32 iBuffer;
//-----------------------------[ Init can board ]
// Connects a selected PCAN-Basic channel
//
try
{
try
{
m_PcanHandle[Channel] = (byte)ID;
switch (Speed)
{
case 0: m_Baudrate[Channel] = TPCANBaudrate.PCAN_BAUD_5K; break;
case 1: m_Baudrate[Channel] = TPCANBaudrate.PCAN_BAUD_10K; break;
case 2: m_Baudrate[Channel] = TPCANBaudrate.PCAN_BAUD_20K; break;
case 3: m_Baudrate[Channel] = TPCANBaudrate.PCAN_BAUD_33K; break;
case 4: m_Baudrate[Channel] = TPCANBaudrate.PCAN_BAUD_47K; break;
case 5: m_Baudrate[Channel] = TPCANBaudrate.PCAN_BAUD_50K; break;
case 6: m_Baudrate[Channel] = TPCANBaudrate.PCAN_BAUD_83K; break;
case 7: m_Baudrate[Channel] = TPCANBaudrate.PCAN_BAUD_95K; break;
case 8: m_Baudrate[Channel] = TPCANBaudrate.PCAN_BAUD_100K; break;
case 9: m_Baudrate[Channel] = TPCANBaudrate.PCAN_BAUD_125K; break;
case 10: m_Baudrate[Channel] = TPCANBaudrate.PCAN_BAUD_250K; break;
case 11: m_Baudrate[Channel] = TPCANBaudrate.PCAN_BAUD_500K; break;
case 12: m_Baudrate[Channel] = TPCANBaudrate.PCAN_BAUD_800K; break;
case 13: m_Baudrate[Channel] = TPCANBaudrate.PCAN_BAUD_1M; break;
}
if (m_IsFD)
{
string s = "f_clock_mhz = 20,nom_brp = 5,nom_tseg1 = 2,nom_tseg2 = 1,nom_sjw = 1,data_brp = 2,data_tseg1 = 3, data_tseg2 = 1,data_sjw = 1";
stsResult = PCANBasic.InitializeFD(
m_PcanHandle[Channel],
s);
}
else
{
//m_HwType = TPCANType.PCAN_TYPE_ISA;
stsResult = PCANBasic.Initialize(
m_PcanHandle[Channel],
m_Baudrate[Channel],
m_HwType[Channel],
0x100,
3);
}
if (stsResult != TPCANStatus.PCAN_ERROR_OK)
{
uMessageBox.Show(promptText: GetFormatedError(stsResult), title: "경고"); //MessageBox.Show(GetFormatedError(stsResult));
}
else
{
// Prepares the PCAN-Basic's PCAN-Trace file
//
ConfigureTraceFile((short)Channel);
}
//-----------------------------[ Open can board ]
// Gets the current status of the message filter
//
if (!GetFilterStatus((short)Channel, out iBuffer))
{
return(false);
}
// The filter will be full opened or complete closed
//
iBuffer = PCANBasic.PCAN_FILTER_OPEN;
// The filter is configured
//
stsResult = PCANBasic.SetValue(
m_PcanHandle[Channel],
TPCANParameter.PCAN_MESSAGE_FILTER,
ref iBuffer,
sizeof(UInt32));
// If success, an information message is written, if it is not, an error message is shown
//
if (stsResult == TPCANStatus.PCAN_ERROR_OK)
{
Open[Channel] = true;
}
else
{
Open[Channel] = false;
}
if (stsResult == TPCANStatus.PCAN_ERROR_OK)
{
return(true);
}
else
{
uMessageBox.Show(promptText: GetFormatedError(stsResult), title: "경고"); //MessageBox.Show(GetFormatedError(stsResult));
}
}
catch (Exception Msg)
{
//MessageBox.Show(Msg.Message + "\n" + Msg.StackTrace);
uMessageBox.Show(promptText: Msg.Message + "\n" + Msg.StackTrace, title: "경고"); //MessageBox.Show(GetFormatedError(stsResult));
}
}
finally
{
}
return(false);
#else
return(true);
#endif
}
public PeakCan(int p_peak_id, TPCANBaudrate p_baud_rate = TPCANBaudrate.PCAN_BAUD_1M)
{
TPCANStatus status;
uint condition;
uint device_id;
foreach (TPCANHandle channel in USB_CHANNELS)
{
status = PCANBasic.GetValue(channel, TPCANParameter.PCAN_CHANNEL_CONDITION, out condition, sizeof(UInt32));
if (status == TPCANStatus.PCAN_ERROR_OK && (condition & PCANBasic.PCAN_CHANNEL_AVAILABLE) == PCANBasic.PCAN_CHANNEL_AVAILABLE)
{
status = PCANBasic.Initialize(channel, p_baud_rate);
if (status == TPCANStatus.PCAN_ERROR_OK)
{
status = PCANBasic.GetValue(channel, TPCANParameter.PCAN_DEVICE_NUMBER, out device_id, sizeof(UInt32));
if (status == TPCANStatus.PCAN_ERROR_OK && device_id == p_peak_id)
{
m_sock = channel;
}
PCANBasic.Uninitialize(channel);
}
}
}
if (m_sock == 0)
{
throw new Exception($"PEAK CAN USB adapt with id 0x{p_peak_id:X} not found");
}
else
{
status = PCANBasic.Initialize(m_sock, p_baud_rate);
if (status != TPCANStatus.PCAN_ERROR_OK)
{
throw new Exception($"Error initializing CAN with id 0x{p_peak_id:X}");
}
status = PCANBasic.Reset(m_sock);
if (status != TPCANStatus.PCAN_ERROR_OK)
{
throw new Exception(GetFormatedError(status));
}
uint numeric_buffer = PCANBasic.PCAN_PARAMETER_ON;
status = PCANBasic.SetValue(m_sock, TPCANParameter.PCAN_RECEIVE_EVENT, ref numeric_buffer, sizeof(UInt32));
if (status != TPCANStatus.PCAN_ERROR_OK)
{
throw new Exception(GetFormatedError(status));
}
status = PCANBasic.GetStatus(m_sock);
if (status != TPCANStatus.PCAN_ERROR_OK)
{
throw new Exception(GetFormatedError(status));
}
}
m_queue_rx = new BlockingCollection <TPCANMsg>();
m_queue_tx = new BlockingCollection <TPCANMsg>();
m_thread_stop = false;
m_thread_rx = new Thread(new ThreadStart(ReadRawFrame));
m_thread_rx.IsBackground = true;
m_thread_rx.Start();
m_thread_tx = new Thread(new ThreadStart(WriteRawFrame));
m_thread_tx.IsBackground = true;
m_thread_tx.Start();
}
//private void btnParameterSet_Click(object sender, EventArgs e)
private bool PCAN_SetParameter(uint nDevice)
{
bool bSetRet = false;
TPCANStatus stsResult;
UInt32 iBuffer;
bool bActivate;
bActivate = true; //rdbParamActive.Checked;
// Sets a PCAN-Basic parameter value
//
switch (0)
{
// The device identifier of a channel will be set
//
case 0:
iBuffer = nDevice; // Convert.ToUInt32(nudDeviceIdOrDelay.Value);
stsResult = PCANBasic.SetValue(m_PcanHandle, TPCANParameter.PCAN_DEVICE_ID, ref iBuffer, sizeof(UInt32));
//if (stsResult == TPCANStatus.PCAN_ERROR_OK)
// IncludeTextMessage("The desired Device-ID was successfully configured");
bSetRet = true;
break;
// The 5 Volt Power feature of a channel will be set
//
case 1:
iBuffer = (uint)(bActivate ? PCANBasic.PCAN_PARAMETER_ON : PCANBasic.PCAN_PARAMETER_OFF);
stsResult = PCANBasic.SetValue(m_PcanHandle, TPCANParameter.PCAN_5VOLTS_POWER, ref iBuffer, sizeof(UInt32));
break;
// The feature for automatic reset on BUS-OFF will be set
//
case 2:
iBuffer = (uint)(bActivate ? PCANBasic.PCAN_PARAMETER_ON : PCANBasic.PCAN_PARAMETER_OFF);
stsResult = PCANBasic.SetValue(m_PcanHandle, TPCANParameter.PCAN_BUSOFF_AUTORESET, ref iBuffer, sizeof(UInt32));
break;
// The CAN option "Listen Only" will be set
//
case 3:
iBuffer = (uint)(bActivate ? PCANBasic.PCAN_PARAMETER_ON : PCANBasic.PCAN_PARAMETER_OFF);
stsResult = PCANBasic.SetValue(m_PcanHandle, TPCANParameter.PCAN_LISTEN_ONLY, ref iBuffer, sizeof(UInt32));
break;
// The feature for logging debug-information will be set
//
case 4:
iBuffer = (uint)(bActivate ? PCANBasic.PCAN_PARAMETER_ON : PCANBasic.PCAN_PARAMETER_OFF);
stsResult = PCANBasic.SetValue(PCANBasic.PCAN_NONEBUS, TPCANParameter.PCAN_LOG_STATUS, ref iBuffer, sizeof(UInt32));
//if (stsResult == TPCANStatus.PCAN_ERROR_OK)
// IncludeTextMessage(string.Format("The feature for logging debug information was successfully {0}", bActivate ? "activated" : "deactivated"));
break;
// The channel option "Receive Status" will be set
//
case 5:
iBuffer = (uint)(bActivate ? PCANBasic.PCAN_PARAMETER_ON : PCANBasic.PCAN_PARAMETER_OFF);
stsResult = PCANBasic.SetValue(m_PcanHandle, TPCANParameter.PCAN_RECEIVE_STATUS, ref iBuffer, sizeof(UInt32));
//if (stsResult == TPCANStatus.PCAN_ERROR_OK)
// IncludeTextMessage(string.Format("The channel option \"Receive Status\" was set to {0}", bActivate ? "ON" : "OFF"));
break;
// The feature for tracing will be set
//
case 7:
iBuffer = (uint)(bActivate ? PCANBasic.PCAN_PARAMETER_ON : PCANBasic.PCAN_PARAMETER_OFF);
stsResult = PCANBasic.SetValue(m_PcanHandle, TPCANParameter.PCAN_TRACE_STATUS, ref iBuffer, sizeof(UInt32));
//if (stsResult == TPCANStatus.PCAN_ERROR_OK)
// IncludeTextMessage(string.Format("The feature for tracing data was successfully {0}", bActivate ? "activated" : "deactivated"));
break;
// The feature for identifying an USB Channel will be set
//
case 8:
iBuffer = (uint)(bActivate ? PCANBasic.PCAN_PARAMETER_ON : PCANBasic.PCAN_PARAMETER_OFF);
stsResult = PCANBasic.SetValue(m_PcanHandle, TPCANParameter.PCAN_CHANNEL_IDENTIFYING, ref iBuffer, sizeof(UInt32));
//if (stsResult == TPCANStatus.PCAN_ERROR_OK)
// IncludeTextMessage(string.Format("The procedure for channel identification was successfully {0}", bActivate ? "activated" : "deactivated"));
break;
// The feature for using an already configured speed will be set
//
case 10:
iBuffer = (uint)(bActivate ? PCANBasic.PCAN_PARAMETER_ON : PCANBasic.PCAN_PARAMETER_OFF);
stsResult = PCANBasic.SetValue(m_PcanHandle, TPCANParameter.PCAN_BITRATE_ADAPTING, ref iBuffer, sizeof(UInt32));
//if (stsResult == TPCANStatus.PCAN_ERROR_OK)
// IncludeTextMessage(string.Format("The feature for bit rate adaptation was successfully {0}", bActivate ? "activated" : "deactivated"));
break;
// The option "Allow Status Frames" will be set
//
case 17:
iBuffer = (uint)(bActivate ? PCANBasic.PCAN_PARAMETER_ON : PCANBasic.PCAN_PARAMETER_OFF);
stsResult = PCANBasic.SetValue(m_PcanHandle, TPCANParameter.PCAN_ALLOW_STATUS_FRAMES, ref iBuffer, sizeof(UInt32));
//if (stsResult == TPCANStatus.PCAN_ERROR_OK)
// IncludeTextMessage(string.Format("The reception of Status frames was successfully {0}", bActivate ? "enabled" : "disabled"));
break;
// The option "Allow RTR Frames" will be set
//
case 18:
iBuffer = (uint)(bActivate ? PCANBasic.PCAN_PARAMETER_ON : PCANBasic.PCAN_PARAMETER_OFF);
stsResult = PCANBasic.SetValue(m_PcanHandle, TPCANParameter.PCAN_ALLOW_RTR_FRAMES, ref iBuffer, sizeof(UInt32));
//if (stsResult == TPCANStatus.PCAN_ERROR_OK)
// IncludeTextMessage(string.Format("The reception of RTR frames was successfully {0}", bActivate ? "enabled" : "disabled"));
break;
// The option "Allow Error Frames" will be set
//
case 19:
iBuffer = (uint)(bActivate ? PCANBasic.PCAN_PARAMETER_ON : PCANBasic.PCAN_PARAMETER_OFF);
stsResult = PCANBasic.SetValue(m_PcanHandle, TPCANParameter.PCAN_ALLOW_ERROR_FRAMES, ref iBuffer, sizeof(UInt32));
//if (stsResult == TPCANStatus.PCAN_ERROR_OK)
// IncludeTextMessage(string.Format("The reception of Error frames was successfully {0}", bActivate ? "enabled" : "disabled"));
break;
// The option "Interframes Delay" will be set
//
case 20:
iBuffer = nDevice; // Convert.ToUInt32(nudDeviceIdOrDelay.Value);
stsResult = PCANBasic.SetValue(m_PcanHandle, TPCANParameter.PCAN_INTERFRAME_DELAY, ref iBuffer, sizeof(UInt32));
//if (stsResult == TPCANStatus.PCAN_ERROR_OK)
// IncludeTextMessage("The delay between transmitting frames was successfully set");
break;
// The current parameter is invalid
//
default:
stsResult = TPCANStatus.PCAN_ERROR_UNKNOWN;
MessageBox.Show("Wrong parameter code.");
break;
}
// If the function fail, an error message is shown
//
if (stsResult != TPCANStatus.PCAN_ERROR_OK)
{
//MessageBox.Show(GetFormatedError(stsResult));
bSetRet = true;
}
return(bSetRet);
}
