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8688b1e645
The E31x will always have a valid PPS, because it is generated internally. The external PPS however is used to drive the ppsloop, which means the ref_locked sensor can be a substitute for the PPS, but only on in this case. This commit also removes some superfluous includes from this example.
88 lines
2.7 KiB
C++
88 lines
2.7 KiB
C++
//
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// Copyright 2010-2011 Ettus Research LLC
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// Copyright 2018 Ettus Research, a National Instruments Company
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//
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// SPDX-License-Identifier: GPL-3.0-or-later
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//
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#include <uhd/usrp/multi_usrp.hpp>
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#include <uhd/utils/safe_main.hpp>
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#include <boost/program_options.hpp>
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#include <chrono>
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#include <iostream>
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#include <thread>
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namespace po = boost::program_options;
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bool product_requires_reflock(const std::string& product)
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{
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if (product.find("e31") == 0 || product.find("E31") == 0) {
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return true;
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}
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return false;
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}
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int UHD_SAFE_MAIN(int argc, char* argv[])
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{
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// variables to be set by po
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std::string args;
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std::string time_source;
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// setup the program options
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po::options_description desc("Allowed options");
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// clang-format off
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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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("source", po::value<std::string>(&time_source)->default_value(""), "the time source (gpsdo, external) or blank for default")
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;
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// clang-format on
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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 << "UHD Test PPS Input " << desc << std::endl;
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std::cout
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<< std::endl
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<< "Tests if the PPS input signal is working. Will throw an error if not."
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<< std::endl
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<< 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 << "Creating the USRP device with: " << args << "..." << std::endl;
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auto usrp = uhd::usrp::multi_usrp::make(args);
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std::cout << "Using Device: " << usrp->get_pp_string() << std::endl;
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// sleep off if gpsdo detected and time next pps already set
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std::this_thread::sleep_for(std::chrono::seconds(1));
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// set time source if specified
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if (not time_source.empty()) {
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usrp->set_time_source(time_source);
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}
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// set the time at an unknown pps (will throw if no pps)
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std::cout << std::endl
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<< "Attempt to detect the PPS and set the time..." << std::endl
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<< std::endl;
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usrp->set_time_unknown_pps(uhd::time_spec_t(0.0));
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std::cout << std::endl << "Success!" << std::endl << std::endl;
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if (product_requires_reflock(usrp->get_mboard_name())) {
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std::cout << "Product requires verification of ref_locked sensor!" << std::endl;
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std::cout << "Checking ref_locked sensor..." << std::flush;
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if (!usrp->get_mboard_sensor("ref_locked").to_bool()) {
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std::cout << "FAIL!" << std::endl;
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return EXIT_FAILURE;
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}
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std::cout << "PASS!" << std::endl;
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}
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return EXIT_SUCCESS;
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}
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