C++ sptr::get_rx_sensor_names方法代码示例

int setupUSRP(  uhd::usrp::multi_usrp::sptr&  usrp,
                const float                   center_freq,
                const float                   sample_rate,
                const int                     rx_gain,
                const char*                   dev_addr)
{
  //Initialize the USRP to the specified address
  usrp = uhd::usrp::multi_usrp::make(string(dev_addr));
  //Define the clock reference
  usrp->set_clock_source(__USRP_CLK_SRC);

  //Output some useful information
  cout  << "Using the following USRP device: " << endl
        << usrp->get_pp_string() << endl;

  //Try setting the sample rate.  If the rate we get is not the same as the
  //requested rate, we will return with a warning to ensure the user is aware
  //of the actual sample rate
  usrp->set_rx_rate( sample_rate );

  if( usrp->get_rx_rate() != sample_rate )
  {
    ios_base::fmtflags originalFlags = cout.flags();
    cout.setf(ios_base::left,ios_base::floatfield);
    cout.precision(15);
    cout  << "WARNING! Requested rate = " << sample_rate << endl
          << "WARNING! Actual rate = " << usrp->get_rx_rate() << endl;
    cout.setf(originalFlags);
  }

  //Try setting the center frequency.  Like above, if we get a different
  //frequency than the one we're requesting, we will spit out a warning for the
  //user
  usrp->set_rx_freq( center_freq );

  if( usrp->get_rx_freq() != center_freq )
  {
    ios_base::fmtflags originalFlags = cout.flags();
    cout.setf(ios_base::left,ios_base::floatfield);
    cout.precision(15);
    cout  << "WARNING! Requested frequency = " << center_freq << endl
          << "WARNING! Actual frequency = " << usrp->get_rx_freq() << endl;
    cout.setf(originalFlags);
  }

  //Set the RX gain.  There really shouldn't be any problems here, but the user
  //might request something silly like 50dB of gain when the module can't
  //accomodate.  So we'll perform a similar check here.
  usrp->set_rx_gain( rx_gain );

  if( usrp->get_rx_gain() != rx_gain )
  {
    cout  << "WARNING! Requested gain = " << rx_gain << endl
          << "WARNING! Actual gain = " << usrp->get_rx_gain() << endl;
  }

  //Ensure the LO locked
  vector<string> sensor_names;
  sensor_names = usrp->get_rx_sensor_names(0);
  if( find(sensor_names.begin(), sensor_names.end(), "lo_locked")
      != sensor_names.end() )
  {
    uhd::sensor_value_t lo_locked = usrp->get_rx_sensor("lo_locked",0);
    cout  << "Checking RX: " << endl
          << lo_locked.to_pp_string() << endl;
    UHD_ASSERT_THROW(lo_locked.to_bool());      //We should probably catch this
  }

  return 1;
}

//.........这里部分代码省略.........
	try
	{
		os << endl << "-----> Get RX Total Gain Range" << endl;
		uhd::gain_range_t rx_total_gain_range = usrp->get_rx_gain_range(nchan);
		os << "RX Total Gain Range: " ;
		os << "Start: " << rx_total_gain_range.start() << " End: " << rx_total_gain_range.stop() << " Step: " << rx_total_gain_range.step() << endl;
	}
	catch(uhd::runtime_error &e)
	{
		os << "Exception code: " << e.code() <<endl;
	}
	
	// ANTENNA FUNCTIONS
	
	os << std::endl << "********** RX ANTENNA ***********" << std::endl;
	// Current Rx Antenna
	os << std::endl << "-----> Get RX Antenna" << std::endl;
	string rx_antenna = usrp->get_rx_antenna(nchan);
	os << "RX Antenna: " ;
	os << rx_antenna << endl;

	// RX Antenna choices
	os << std::endl << "-----> Get Rx Antenna List" << std::endl;
	std::vector<std::string> rx_antennas = usrp->get_rx_antennas(nchan);
	os << "RX Antennas : " << std::endl;
	for (int index =0; index < rx_antennas.size(); index++)
		os << "\t" << rx_antennas[index] << std::endl;
		
		
	// RX BANDWIDTH FUNCTIONS

	os << std::endl << "********** RX BANDWIDTH ***********" << std::endl;
	// Current RX Bandwidth
	os << endl << "-----> Get RX Bandwidth" << endl;
	try
	{
		os << "RX Bandwidth " ;
		double rx_bandwidth = usrp->get_rx_bandwidth(nchan);
		os << rx_bandwidth << endl;
	}
	catch (uhd::runtime_error &e)
	{
		os << "Exception occured " << e.code() << endl;
	}
	
	// RX Bandwidth Range
	os << endl << "-----> Get RX Bandwidth Range" << endl;
	try
	{
		os << "RX Bandwidth Range: " ;
		uhd::gain_range_t rx_bandwidth_range = usrp->get_rx_bandwidth_range(nchan);
		os << "Start: " << rx_bandwidth_range .start() << " End: " << rx_bandwidth_range .stop() << " Step: " << rx_bandwidth_range .step() << endl;
	}
	catch(uhd::runtime_error &e)
	{
		os << "Exception code: " << e.code() <<endl;
	}
	
	// RX DBOARD INTERFACE OBJECT

	os << std::endl << "********** RX DBOARD INTERFACE ***********" << std::endl;
	// RX Dboard Interface
	os << endl << "-----> Get rx_dboard_iface()" << endl;
	try
	{
		os << "RX Dboard Interface " ;
		uhd::usrp::dboard_iface::sptr rx_dboard_iface = usrp->get_rx_dboard_iface(nchan);
		os << rx_dboard_iface << endl;
	}
	catch (uhd::runtime_error &e)
	{
		os << "Exception occured " << e.code() << endl;
	}
	
	// RX _SENSORS

	os << std::endl << "********** RX Sensors  ***********" << std::endl;

	// List of all available sensors
	os << std::endl << "-----> Get RX Sensors Name" << std::endl;
	std::vector<std::string> rx_sensor_names = usrp->get_rx_sensor_names(nchan);
	os << "Sensor Names: " << std::endl;
	for (int index =0; index < rx_sensor_names.size(); index++)
	{
		// Name
		os << "\t" << rx_sensor_names[index] << ":  ";
		// Value
		try
		{
			uhd::sensor_value_t rx_sensor_value = usrp->get_rx_sensor(rx_sensor_names[index], nchan);
			os << rx_sensor_value.to_pp_string()<< std::endl;
		}
		catch(uhd::runtime_error &e)
		{
			os << "Exception occured " << e.code() << endl;
		}
	}
	

}