diff options
Diffstat (limited to 'host/examples/tx_bursts.cpp')
| -rw-r--r-- | host/examples/tx_bursts.cpp | 14 |
1 files changed, 8 insertions, 6 deletions
diff --git a/host/examples/tx_bursts.cpp b/host/examples/tx_bursts.cpp index a66fb85b6..f5ae18a9f 100644 --- a/host/examples/tx_bursts.cpp +++ b/host/examples/tx_bursts.cpp @@ -93,15 +93,19 @@ int UHD_SAFE_MAIN(int argc, char *argv[]){ std::cout << boost::format("Setting device timestamp to 0...") << std::endl; usrp->set_time_now(uhd::time_spec_t(0.0)); + //create a transmit streamer + uhd::stream_args_t stream_args("fc32"); //complex floats + uhd::tx_streamer::sptr tx_stream = usrp->get_tx_stream(stream_args); + //allocate buffer with data to send - size_t spb = usrp->get_device()->get_max_send_samps_per_packet(); + const size_t spb = tx_stream->get_max_num_samps(); std::vector<std::complex<float> *> buffs; for(size_t i=0; i < usrp->get_num_mboards(); i++) { buffs.push_back(new std::complex<float>[spb]); for(size_t n=0; n < spb; n++) buffs.back()[n] = std::complex<float>(ampl, ampl); - } + }; std::signal(SIGINT, &sig_int_handler); if(repeat) std::cout << "Press Ctrl + C to quit..." << std::endl; @@ -127,10 +131,8 @@ int UHD_SAFE_MAIN(int argc, char *argv[]){ md.end_of_burst = samps_to_send < spb; //send a single packet - size_t num_tx_samps = usrp->get_device()->send( - buffs, samps_to_send, md, - uhd::io_type_t::COMPLEX_FLOAT32, - uhd::device::SEND_MODE_ONE_PACKET, timeout + size_t num_tx_samps = tx_stream->send( + buffs, samps_to_send, md, timeout ); //do not use time spec for subsequent packets |