mirror of
https://github.com/saymrwulf/uhd.git
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86 lines
3.2 KiB
C++
86 lines
3.2 KiB
C++
//
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// Copyright 2010 Ettus Research LLC
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//
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with this program. If not, see <http://www.gnu.org/licenses/>.
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//
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#include <uhd/utils/thread_priority.hpp>
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#include <uhd/utils/safe_main.hpp>
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#include <uhd/usrp/single_usrp.hpp>
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#include <boost/program_options.hpp>
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#include <boost/format.hpp>
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#include <boost/thread.hpp>
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#include <iostream>
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#include <complex>
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namespace po = boost::program_options;
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int UHD_SAFE_MAIN(int argc, char *argv[]){
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uhd::set_thread_priority_safe();
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//variables to be set by po
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std::string args;
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double seconds;
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//setup the program options
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po::options_description desc("Allowed options");
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desc.add_options()
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("help", "help message")
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("args", po::value<std::string>(&args)->default_value(""), "single uhd device address args")
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;
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po::variables_map vm;
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po::store(po::parse_command_line(argc, argv, desc), vm);
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po::notify(vm);
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//print the help message
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if (vm.count("help")){
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std::cout << boost::format("UHD Test PPS Input %s") % desc << std::endl;
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return ~0;
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}
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//create a usrp device
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std::cout << std::endl;
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std::cout << boost::format("Creating the usrp device with: %s...") % args << std::endl;
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uhd::usrp::single_usrp::sptr sdev = uhd::usrp::single_usrp::make(args);
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uhd::device::sptr dev = sdev->get_device();
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std::cout << boost::format("Using Device: %s") % sdev->get_pp_string() << std::endl;
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//set a known time value
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std::cout << "Set time to known value (100.0) without regard to pps:" << std::endl;
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sdev->set_time_now(uhd::time_spec_t(100.0));
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boost::this_thread::sleep(boost::posix_time::seconds(1));
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std::cout << boost::format("Reading time 1 second later: %f\n") % (sdev->get_time_now().get_real_secs()) << std::endl;
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//store the time to see if PPS resets it
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seconds = sdev->get_time_now().get_real_secs();
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//set a known time at next PPS, check that time increments
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uhd::time_spec_t time_spec = uhd::time_spec_t(0.0);
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std::cout << "Set time to known value (0.0) at next pps:" << std::endl;
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sdev->set_time_next_pps(time_spec);
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boost::this_thread::sleep(boost::posix_time::seconds(1));
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std::cout << boost::format("Reading time 1 second later: %f\n") % (sdev->get_time_now().get_real_secs()) << std::endl;
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//finished
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if (seconds > sdev->get_time_now().get_real_secs()){
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std::cout << std::endl << "Success!" << std::endl << std::endl;
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return 0;
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} else {
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std::cout << std::endl << "Failed!" << std::endl << std::endl
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<< "If you expected PPS to work:" << std::endl
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<< "\tsee Device App Notes for PPS level information"
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<< std::endl << std::endl;
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return -1;
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}
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}
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