示例#1
0
/**
 * Create an instance of a Serial Port class.
 * 
 * @param baudRate The baud rate to configure the serial port.  The cRIO-9074 supports up to 230400 Baud.
 * @param dataBits The number of data bits per transfer.  Valid values are between 5 and 8 bits.
 * @param parity Select the type of parity checking to use.
 * @param stopBits The number of stop bits to use as defined by the enum StopBits.
 */
SerialPort::SerialPort(UINT32 baudRate, UINT8 dataBits, SerialPort::Parity parity, SerialPort::StopBits stopBits):m_resourceManagerHandle(0),
    m_portHandle
    (0)
{
    ViStatus status = VI_SUCCESS;
    status = viOpenDefaultRM((ViSession *) & m_resourceManagerHandle);
    wpi_assertCleanStatus(status);

    status =
        viOpen(m_resourceManagerHandle, "ASRL1::INSTR", VI_NULL, VI_NULL,
               (ViSession *) & m_portHandle);
    wpi_assertCleanStatus(status);

    status = viSetAttribute(m_portHandle, VI_ATTR_ASRL_BAUD, baudRate);
    wpi_assertCleanStatus(status);
    status = viSetAttribute(m_portHandle, VI_ATTR_ASRL_DATA_BITS, dataBits);
    wpi_assertCleanStatus(status);
    status = viSetAttribute(m_portHandle, VI_ATTR_ASRL_PARITY, parity);
    wpi_assertCleanStatus(status);
    status = viSetAttribute(m_portHandle, VI_ATTR_ASRL_STOP_BITS, stopBits);
    wpi_assertCleanStatus(status);

    // Set the default timeout to 5 seconds.
    SetTimeout(5.0f);

    // Don't wait until the buffer is full to transmit.
    SetWriteBufferMode(kFlushOnAccess);

    EnableTermination();

    //viInstallHandler(m_portHandle, VI_EVENT_IO_COMPLETION, ioCompleteHandler, this);
    //viEnableEvent(m_portHandle, VI_EVENT_IO_COMPLETION, VI_HNDLR, VI_NULL);
}
示例#2
0
/**
 * Create an instance of a Serial Port class.
 * 
 * @param baudRate The baud rate to configure the serial port.  The cRIO-9074 supports up to 230400 Baud.
 * @param dataBits The number of data bits per transfer.  Valid values are between 5 and 8 bits.
 * @param parity Select the type of parity checking to use.
 * @param stopBits The number of stop bits to use as defined by the enum StopBits.
 */
SerialPort::SerialPort(uint32_t baudRate, uint8_t dataBits, SerialPort::Parity parity, SerialPort::StopBits stopBits)
	: m_resourceManagerHandle (0)
	, m_portHandle (0)
	, m_consoleModeEnabled (false)
{
	ViStatus localStatus = VI_SUCCESS;
	localStatus = viOpenDefaultRM((ViSession*)&m_resourceManagerHandle);
	wpi_setError(localStatus);

	localStatus = viOpen(m_resourceManagerHandle, const_cast<char*>("ASRL1::INSTR"), VI_NULL, VI_NULL, (ViSession*)&m_portHandle);
	wpi_setError(localStatus);
	if (localStatus != 0)
	{
		m_consoleModeEnabled = true;
		return;
	}

	localStatus = viSetAttribute(m_portHandle, VI_ATTR_ASRL_BAUD, baudRate);
	wpi_setError(localStatus);
	localStatus = viSetAttribute(m_portHandle, VI_ATTR_ASRL_DATA_BITS, dataBits);
	wpi_setError(localStatus);
	localStatus = viSetAttribute(m_portHandle, VI_ATTR_ASRL_PARITY, parity);
	wpi_setError(localStatus);
	localStatus = viSetAttribute(m_portHandle, VI_ATTR_ASRL_STOP_BITS, stopBits);
	wpi_setError(localStatus);

	// Set the default timeout to 5 seconds.
	SetTimeout(5.0f);

	// Don't wait until the buffer is full to transmit.
	SetWriteBufferMode(kFlushOnAccess);

	EnableTermination();

	//viInstallHandler(m_portHandle, VI_EVENT_IO_COMPLETION, ioCompleteHandler, this);
	//viEnableEvent(m_portHandle, VI_EVENT_IO_COMPLETION, VI_HNDLR, VI_NULL);

	nUsageReporting::report(nUsageReporting::kResourceType_SerialPort, 0);
}