ursa_example.cpp

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#include "ursa_driver/ursa_driver.h"
#include <iostream>
#include <fstream>

int main(int argc, char **argv) {
  std::string port = "/dev/pts/14";
  int32_t baud = 115200;

  boost::array<uint32_t, 4096> array;
  std::ofstream myfile;
  myfile.open("sample_output.csv");

  bool GMmode = true;

  ursa::Interface * ursa = new ursa::Interface(port.c_str(), baud);

  ursa->connect();

  if (ursa->connected())
    std::cout << "Connected" << std::endl;
  else
    return (-1);

  ursa->requestSerialNumber();
  ursa->requestBatt();
  std::cout << "Ursa Batt. voltage: " << boost::lexical_cast<std::string>(ursa->getBatt()) <<std::endl;
  //ursa->loadPrevSettings();
  ursa->setGain(70);
  ursa->setThresholdOffset(100);
  ursa->setShapingTime(ursa::TIME1uS);
  ursa->setInput(ursa::INPUT1NEG);
  ursa->setRamp(6);

  ursa->setVoltage(900); //use appropriate settings

  if (GMmode)
  {
    ursa->startGM();
    for (int i = 0; i < 30; i++)
    {
      std::cout << "Approx CPS: " << ursa->requestCounts() << std::endl; //number of counts since last read
      ursa->requestBatt();
      std::cout << "Ursa Batt. voltage: " << boost::lexical_cast<std::string>(ursa->getBatt()) <<std::endl;
      sleep(1); //Terrible way to get 1Hz (actual rate on my pc ~.8 Hz)
    }
    ursa->stopGM();
  }

  else
  {
    ursa->startAcquire();
    for (int i = 0; i < 90; i++) //~90 seconds
    {
      ursa->read();  //process incoming data
      ursa->requestBatt();
      std::cout << "Ursa Batt. voltage: " << boost::lexical_cast<std::string>(ursa->getBatt()) <<std::endl;
      sleep(1);
    }
    ursa->stopAcquire(); //stop acquiring
    ursa->read();      //one last read
    ursa->getSpectra(&array); //retrieve the spectra

    for (boost::array<uint32_t, 4096>::iterator i = array.begin();
        i != array.end(); i++)
    {
      myfile << boost::lexical_cast<std::string>(*i) << "," << std::endl; //fill the csv file
    }
    myfile.close();
  }
  ursa->setVoltage(0); //disable HV

}