diff options
Diffstat (limited to 'host/examples/gpio.cpp')
| -rw-r--r-- | host/examples/gpio.cpp | 29 |
1 files changed, 17 insertions, 12 deletions
diff --git a/host/examples/gpio.cpp b/host/examples/gpio.cpp index ccb5eb54e..fdd65349e 100644 --- a/host/examples/gpio.cpp +++ b/host/examples/gpio.cpp @@ -274,9 +274,9 @@ int UHD_SAFE_MAIN(int argc, char* argv[]) uhd::tx_metadata_t tx_md; tx_md.has_time_spec = false; tx_md.start_of_burst = true; - uhd::time_spec_t stop_time; double timeout = 0.01; - uhd::time_spec_t dwell_time(dwell); + auto dwell_time = std::chrono::milliseconds(static_cast<int64_t>(dwell * 1000)); + int loop = 0; uint32_t rb, expected; @@ -309,8 +309,9 @@ int UHD_SAFE_MAIN(int argc, char* argv[]) if (vm.count("bitbang")) { // dwell and continuously read back GPIO values - stop_time = usrp->get_time_now() + dwell_time; - while (not stop_signal_called and usrp->get_time_now() < stop_time) { + auto stop_time = std::chrono::steady_clock::now() + dwell_time; + while ( + not stop_signal_called and std::chrono::steady_clock::now() < stop_time) { rb = usrp->get_gpio_attr(gpio, "READBACK"); std::cout << "\rREADBACK: " << to_bit_string(rb, num_bits); std::this_thread::sleep_for(std::chrono::milliseconds(10)); @@ -321,8 +322,9 @@ int UHD_SAFE_MAIN(int argc, char* argv[]) std::cout << "\nTesting user controlled GPIO and ATR idle output..." << std::flush; usrp->set_gpio_attr(gpio, "OUT", GPIO_BIT(4), GPIO_BIT(4)); - stop_time = usrp->get_time_now() + dwell_time; - while (not stop_signal_called and usrp->get_time_now() < stop_time) { + auto stop_time = std::chrono::steady_clock::now() + dwell_time; + while ( + not stop_signal_called and std::chrono::steady_clock::now() < stop_time) { std::this_thread::sleep_for(std::chrono::milliseconds(100)); } rb = usrp->get_gpio_attr(gpio, "READBACK"); @@ -346,8 +348,9 @@ int UHD_SAFE_MAIN(int argc, char* argv[]) std::cout << "\nTesting ATR RX output..." << std::flush; rx_cmd.stream_mode = uhd::stream_cmd_t::STREAM_MODE_START_CONTINUOUS; rx_stream->issue_stream_cmd(rx_cmd); - stop_time = usrp->get_time_now() + dwell_time; - while (not stop_signal_called and usrp->get_time_now() < stop_time) { + stop_time = std::chrono::steady_clock::now() + dwell_time; + while ( + not stop_signal_called and std::chrono::steady_clock::now() < stop_time) { try { rx_stream->recv(rx_buffs, nsamps_per_buff, rx_md, timeout); } catch (...) { @@ -374,10 +377,11 @@ int UHD_SAFE_MAIN(int argc, char* argv[]) // test ATR TX by transmitting for 1 second std::cout << "\nTesting ATR TX output..." << std::flush; - stop_time = usrp->get_time_now() + dwell_time; + stop_time = std::chrono::steady_clock::now() + dwell_time; tx_md.start_of_burst = true; tx_md.end_of_burst = false; - while (not stop_signal_called and usrp->get_time_now() < stop_time) { + while ( + not stop_signal_called and std::chrono::steady_clock::now() < stop_time) { try { tx_stream->send(tx_buffs, nsamps_per_buff, tx_md, timeout); tx_md.start_of_burst = false; @@ -408,8 +412,9 @@ int UHD_SAFE_MAIN(int argc, char* argv[]) rx_stream->issue_stream_cmd(rx_cmd); tx_md.start_of_burst = true; tx_md.end_of_burst = false; - stop_time = usrp->get_time_now() + dwell_time; - while (not stop_signal_called and usrp->get_time_now() < stop_time) { + stop_time = std::chrono::steady_clock::now() + dwell_time; + while ( + not stop_signal_called and std::chrono::steady_clock::now() < stop_time) { try { tx_stream->send(tx_buffs, nsamps_per_buff, tx_md, timeout); tx_md.start_of_burst = false; |