581 lines
20 KiB
C++
581 lines
20 KiB
C++
/* -*- c++ -*- */
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/*
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* Copyright 2010-2013 Free Software Foundation, Inc.
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*
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* This file is part of GNU Radio
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*
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* GNU Radio 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, or (at your option)
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* any later version.
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*
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* GNU Radio 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 GNU Radio; see the file COPYING. If not, write to
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* the Free Software Foundation, Inc., 51 Franklin Street,
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* Boston, MA 02110-1301, USA.
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*/
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#ifndef INCLUDED_GR_UHD_USRP_SOURCE_H
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#define INCLUDED_GR_UHD_USRP_SOURCE_H
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#include <gnuradio/sync_block.h>
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#include <uhd/usrp/multi_usrp.hpp>
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#ifndef INCLUDED_UHD_STREAM_HPP
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namespace uhd {
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struct stream_args_t
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{
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stream_args_t(const std::string &cpu = "",
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const std::string &otw = "")
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{
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cpu_format = cpu;
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otw_format = otw;
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}
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std::string cpu_format;
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std::string otw_format;
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device_addr_t args;
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std::vector<size_t> channels;
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};
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}
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# define INCLUDED_UHD_STREAM_HPP
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#else
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# define GR_UHD_USE_STREAM_API
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#endif
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namespace gr {
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namespace uhd {
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class uhd_usrp_source;
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class usrp_source : virtual public sync_block
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{
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public:
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// gr::uhd::usrp_source::sptr
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typedef boost::shared_ptr<usrp_source> sptr;
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/*!
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* \brief Make a new USRP source block.
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* \ingroup uhd_blk
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*
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* The USRP source block receives samples and writes to a stream.
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* The source block also provides API calls for receiver settings.
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*
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* RX Stream tagging:
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*
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* The following tag keys will be produced by the work function:
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* - pmt::string_to_symbol("rx_time")
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* - pmt::string_to_symbol("rx_rate")
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* - pmt::string_to_symbol("rx_freq")
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*
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* The timstamp tag value is a pmt tuple of the following:
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* (uint64 seconds, and double fractional seconds).
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* A timestamp tag is produced at start() and after overflows.
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*
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* The sample rate and center frequency tags are doubles,
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* representing the sample rate in Sps and frequency in Hz.
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* These tags are produced upon the user changing parameters.
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*
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* See the UHD manual for more detailed documentation:
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* http://code.ettus.com/redmine/ettus/projects/uhd/wiki
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*
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* \param device_addr the address to identify the hardware
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* \param io_type the desired output data type
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* \param num_channels number of stream from the device
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* \return a new USRP source block object
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*/
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static sptr make(const ::uhd::device_addr_t &device_addr,
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const ::uhd::io_type_t &io_type,
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size_t num_channels);
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/*!
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* \brief Make a new USRP source block.
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*
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* The USRP source block receives samples and writes to a stream.
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* The source block also provides API calls for receiver settings.
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*
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* RX Stream tagging:
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*
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* The following tag keys will be produced by the work function:
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* - pmt::string_to_symbol("rx_time")
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*
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* The timstamp tag value is a pmt tuple of the following:
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* (uint64 seconds, and double fractional seconds).
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* A timestamp tag is produced at start() and after overflows.
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*
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* See the UHD manual for more detailed documentation:
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* http://code.ettus.com/redmine/ettus/projects/uhd/wiki
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*
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* \param device_addr the address to identify the hardware
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* \param stream_args the IO format and channel specification
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* \return a new USRP source block object
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*/
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static sptr make(const ::uhd::device_addr_t &device_addr,
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const ::uhd::stream_args_t &stream_args);
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/*!
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* Set the start time for incoming samples.
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* To control when samples are received,
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* set this value before starting the flow graph.
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* The value is cleared after each run.
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* When not specified, the start time will be:
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* - Immediately for the one channel case
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* - in the near future for multi-channel
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*
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* \param time the absolute time for reception to begin
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*/
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virtual void set_start_time(const ::uhd::time_spec_t &time) = 0;
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/*!
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* *Advanced use only:*
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* Issue a stream command to all channels in this source block.
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*
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* This method is intended to override the default "always on"
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* behavior. After starting the flow graph, the user should
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* call stop() on this block, then issue any desired arbitrary
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* stream_cmd_t structs to the device. The USRP will be able to
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* enqueue several stream commands in the FPGA.
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*
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* \param cmd the stream command to issue to all source channels
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*/
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virtual void issue_stream_cmd(const ::uhd::stream_cmd_t &cmd) = 0;
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/*!
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* Returns identifying information about this USRP's configuration.
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* Returns motherboard ID, name, and serial.
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* Returns daughterboard RX ID, subdev name and spec, serial, and antenna.
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* \param chan channel index 0 to N-1
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* \return RX info
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*/
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virtual ::uhd::dict<std::string, std::string> get_usrp_info(size_t chan = 0) = 0;
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/*!
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* Set the frontend specification.
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* \param spec the subdev spec markup string
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* \param mboard the motherboard index 0 to M-1
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*/
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virtual void set_subdev_spec(const std::string &spec, size_t mboard = 0) = 0;
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/*!
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* Get the RX frontend specification.
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* \param mboard the motherboard index 0 to M-1
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* \return the frontend specification in use
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*/
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virtual std::string get_subdev_spec(size_t mboard = 0) = 0;
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/*!
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* Set the sample rate for the usrp device.
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* \param rate a new rate in Sps
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*/
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virtual void set_samp_rate(double rate) = 0;
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/*!
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* Get the sample rate for the usrp device.
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* This is the actual sample rate and may differ from the rate set.
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* \return the actual rate in Sps
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*/
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virtual double get_samp_rate(void) = 0;
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/*!
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* Get the possible sample rates for the usrp device.
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* \return a range of rates in Sps
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*/
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virtual ::uhd::meta_range_t get_samp_rates(void) = 0;
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/*!
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* Tune the usrp device to the desired center frequency.
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* \param tune_request the tune request instructions
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* \param chan the channel index 0 to N-1
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* \return a tune result with the actual frequencies
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*/
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virtual ::uhd::tune_result_t set_center_freq
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(const ::uhd::tune_request_t tune_request, size_t chan = 0) = 0;
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/*!
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* Tune the usrp device to the desired center frequency.
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* This is a wrapper around set center freq so that in this case,
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* the user can pass a single frequency in the call through swig.
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* \param freq the desired frequency in Hz
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* \param chan the channel index 0 to N-1
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* \return a tune result with the actual frequencies
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*/
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::uhd::tune_result_t set_center_freq(double freq, size_t chan = 0)
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{
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return set_center_freq(::uhd::tune_request_t(freq), chan);
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}
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/*!
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* Get the center frequency.
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* \param chan the channel index 0 to N-1
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* \return the frequency in Hz
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*/
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virtual double get_center_freq(size_t chan = 0) = 0;
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/*!
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* Get the tunable frequency range.
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* \param chan the channel index 0 to N-1
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* \return the frequency range in Hz
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*/
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virtual ::uhd::freq_range_t get_freq_range(size_t chan = 0) = 0;
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/*!
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* Set the gain for the dboard.
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* \param gain the gain in dB
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* \param chan the channel index 0 to N-1
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*/
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virtual void set_gain(double gain, size_t chan = 0) = 0;
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/*!
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* Set the named gain on the dboard.
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* \param gain the gain in dB
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* \param name the name of the gain stage
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* \param chan the channel index 0 to N-1
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*/
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virtual void set_gain(double gain,
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const std::string &name,
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size_t chan = 0) = 0;
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/*!
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* Get the actual dboard gain setting.
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* \param chan the channel index 0 to N-1
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* \return the actual gain in dB
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*/
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virtual double get_gain(size_t chan = 0) = 0;
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/*!
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* Get the actual dboard gain setting of named stage.
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* \param name the name of the gain stage
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* \param chan the channel index 0 to N-1
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* \return the actual gain in dB
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*/
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virtual double get_gain(const std::string &name,
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size_t chan = 0) = 0;
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/*!
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* Get the actual dboard gain setting of named stage.
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* \param chan the channel index 0 to N-1
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* \return the actual gain in dB
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*/
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virtual std::vector<std::string> get_gain_names(size_t chan = 0) = 0;
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/*!
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* Get the settable gain range.
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* \param chan the channel index 0 to N-1
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* \return the gain range in dB
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*/
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virtual ::uhd::gain_range_t get_gain_range(size_t chan = 0) = 0;
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/*!
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* Get the settable gain range.
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* \param name the name of the gain stage
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* \param chan the channel index 0 to N-1
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* \return the gain range in dB
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*/
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virtual ::uhd::gain_range_t get_gain_range(const std::string &name,
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size_t chan = 0) = 0;
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/*!
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* Set the antenna to use.
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* \param ant the antenna string
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* \param chan the channel index 0 to N-1
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*/
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virtual void set_antenna(const std::string &ant,
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size_t chan = 0) = 0;
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/*!
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* Get the antenna in use.
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* \param chan the channel index 0 to N-1
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* \return the antenna string
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*/
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virtual std::string get_antenna(size_t chan = 0) = 0;
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/*!
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* Get a list of possible antennas.
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* \param chan the channel index 0 to N-1
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* \return a vector of antenna strings
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*/
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virtual std::vector<std::string> get_antennas(size_t chan = 0) = 0;
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/*!
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* Set the bandpass filter on the RF frontend.
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* \param bandwidth the filter bandwidth in Hz
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* \param chan the channel index 0 to N-1
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*/
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virtual void set_bandwidth(double bandwidth, size_t chan = 0) = 0;
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/*!
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* Get the bandpass filter setting on the RF frontend.
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* \param chan the channel index 0 to N-1
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* \return bandwidth of the filter in Hz
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*/
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virtual double get_bandwidth(size_t chan = 0) = 0;
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/*!
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* Get the bandpass filter range of the RF frontend.
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* \param chan the channel index 0 to N-1
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* \return the range of the filter bandwidth in Hz
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*/
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virtual ::uhd::freq_range_t get_bandwidth_range(size_t chan = 0) = 0;
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/*!
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* Enable/disable the automatic DC offset correction.
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* The automatic correction subtracts out the long-run average.
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*
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* When disabled, the averaging option operation is halted.
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* Once halted, the average value will be held constant until
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* the user re-enables the automatic correction or overrides the
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* value by manually setting the offset.
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*
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* \param enb true to enable automatic DC offset correction
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* \param chan the channel index 0 to N-1
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*/
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virtual void set_auto_dc_offset(const bool enb, size_t chan = 0) = 0;
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/*!
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* Set a constant DC offset value.
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* The value is complex to control both I and Q.
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* Only set this when automatic correction is disabled.
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* \param offset the dc offset (1.0 is full-scale)
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* \param chan the channel index 0 to N-1
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*/
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virtual void set_dc_offset(const std::complex<double> &offset, size_t chan = 0) = 0;
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/*!
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* Set the RX frontend IQ imbalance correction.
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* Use this to adjust the magnitude and phase of I and Q.
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*
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* \param correction the complex correction value
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* \param chan the channel index 0 to N-1
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*/
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virtual void set_iq_balance(const std::complex<double> &correction,
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size_t chan = 0) = 0;
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/*!
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* Get a RF frontend sensor value.
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* \param name the name of the sensor
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* \param chan the channel index 0 to N-1
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* \return a sensor value object
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*/
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virtual ::uhd::sensor_value_t get_sensor(const std::string &name,
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size_t chan = 0) = 0;
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/*!
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* Get a list of possible RF frontend sensor names.
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* \param chan the channel index 0 to N-1
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* \return a vector of sensor names
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*/
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virtual std::vector<std::string> get_sensor_names(size_t chan = 0) = 0;
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//! DEPRECATED use get_sensor
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::uhd::sensor_value_t get_dboard_sensor(const std::string &name,
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size_t chan = 0)
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{
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return this->get_sensor(name, chan);
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}
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//! DEPRECATED use get_sensor_names
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std::vector<std::string> get_dboard_sensor_names(size_t chan = 0)
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{
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return this->get_sensor_names(chan);
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}
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/*!
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* Get a motherboard sensor value.
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* \param name the name of the sensor
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* \param mboard the motherboard index 0 to M-1
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* \return a sensor value object
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*/
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virtual ::uhd::sensor_value_t get_mboard_sensor(const std::string &name,
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size_t mboard = 0) = 0;
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/*!
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* Get a list of possible motherboard sensor names.
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* \param mboard the motherboard index 0 to M-1
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* \return a vector of sensor names
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*/
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virtual std::vector<std::string> get_mboard_sensor_names(size_t mboard = 0) = 0;
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/*!
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* Set the clock configuration.
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* DEPRECATED for set_time/clock_source.
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* \param clock_config the new configuration
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* \param mboard the motherboard index 0 to M-1
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*/
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virtual void set_clock_config(const ::uhd::clock_config_t &clock_config,
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size_t mboard = 0) = 0;
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/*!
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* Set the time source for the usrp device.
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* This sets the method of time synchronization,
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* typically a pulse per second or an encoded time.
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* Typical options for source: external, MIMO.
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* \param source a string representing the time source
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* \param mboard which motherboard to set the config
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*/
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virtual void set_time_source(const std::string &source,
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const size_t mboard = 0) = 0;
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/*!
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* Get the currently set time source.
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* \param mboard which motherboard to get the config
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* \return the string representing the time source
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*/
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virtual std::string get_time_source(const size_t mboard) = 0;
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/*!
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* Get a list of possible time sources.
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* \param mboard which motherboard to get the list
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* \return a vector of strings for possible settings
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*/
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virtual std::vector<std::string> get_time_sources(const size_t mboard) = 0;
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/*!
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* Set the clock source for the usrp device.
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* This sets the source for a 10 Mhz reference clock.
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* Typical options for source: internal, external, MIMO.
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* \param source a string representing the clock source
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* \param mboard which motherboard to set the config
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*/
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virtual void set_clock_source(const std::string &source,
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const size_t mboard = 0) = 0;
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/*!
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* Get the currently set clock source.
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* \param mboard which motherboard to get the config
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* \return the string representing the clock source
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*/
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virtual std::string get_clock_source(const size_t mboard) = 0;
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/*!
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* Get a list of possible clock sources.
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* \param mboard which motherboard to get the list
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* \return a vector of strings for possible settings
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*/
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virtual std::vector<std::string> get_clock_sources(const size_t mboard) = 0;
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/*!
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* Get the master clock rate.
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* \param mboard the motherboard index 0 to M-1
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* \return the clock rate in Hz
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*/
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virtual double get_clock_rate(size_t mboard = 0) = 0;
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/*!
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* Set the master clock rate.
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* \param rate the new rate in Hz
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* \param mboard the motherboard index 0 to M-1
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*/
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virtual void set_clock_rate(double rate, size_t mboard = 0) = 0;
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/*!
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* Get the current time registers.
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* \param mboard the motherboard index 0 to M-1
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* \return the current usrp time
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*/
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virtual ::uhd::time_spec_t get_time_now(size_t mboard = 0) = 0;
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/*!
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* Get the time when the last pps pulse occured.
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* \param mboard the motherboard index 0 to M-1
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* \return the current usrp time
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*/
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virtual ::uhd::time_spec_t get_time_last_pps(size_t mboard = 0) = 0;
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/*!
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* Sets the time registers immediately.
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* \param time_spec the new time
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* \param mboard the motherboard index 0 to M-1
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*/
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virtual void set_time_now(const ::uhd::time_spec_t &time_spec,
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size_t mboard = 0) = 0;
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/*!
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* Set the time registers at the next pps.
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* \param time_spec the new time
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*/
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virtual void set_time_next_pps(const ::uhd::time_spec_t &time_spec) = 0;
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/*!
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* Sync the time registers with an unknown pps edge.
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* \param time_spec the new time
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*/
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virtual void set_time_unknown_pps(const ::uhd::time_spec_t &time_spec) = 0;
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/*!
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* Set the time at which the control commands will take effect.
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*
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* A timed command will back-pressure all subsequent timed
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* commands, assuming that the subsequent commands occur within
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* the time-window. If the time spec is late, the command will
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* be activated upon arrival.
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*
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* \param time_spec the time at which the next command will activate
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* \param mboard which motherboard to set the config
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*/
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virtual void set_command_time(const ::uhd::time_spec_t &time_spec,
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size_t mboard = 0) = 0;
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/*!
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* Clear the command time so future commands are sent ASAP.
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*
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* \param mboard which motherboard to set the config
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|
*/
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virtual void clear_command_time(size_t mboard = 0) = 0;
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/*!
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* Get access to the underlying uhd dboard iface object.
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* \return the dboard_iface object
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|
*/
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virtual ::uhd::usrp::dboard_iface::sptr get_dboard_iface(size_t chan = 0) = 0;
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/*!
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* Get access to the underlying uhd device object.
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* \return the multi usrp device object
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|
*/
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virtual ::uhd::usrp::multi_usrp::sptr get_device(void) = 0;
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|
|
/*!
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* Perform write on the user configuration register bus. These
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|
* only exist if the user has implemented custom setting
|
|
* registers in the device FPGA.
|
|
* \param addr 8-bit register address
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|
* \param data 32-bit register value
|
|
* \param mboard which motherboard to set the user register
|
|
*/
|
|
virtual void set_user_register(const uint8_t addr,
|
|
const uint32_t data,
|
|
size_t mboard = 0) = 0;
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|
|
|
/*!
|
|
* Convenience function for finite data acquisition.
|
|
* This is not to be used with the scheduler; rather,
|
|
* one can request samples from the USRP in python.
|
|
* //TODO assumes fc32
|
|
* \param nsamps the number of samples
|
|
* \return a vector of complex float samples
|
|
*/
|
|
virtual std::vector<std::complex<float> >
|
|
finite_acquisition(const size_t nsamps) = 0;
|
|
|
|
/*!
|
|
* Convenience function for finite data acquisition. This is the
|
|
* multi-channel version of finite_acquisition; This is not to
|
|
* be used with the scheduler; rather, one can request samples
|
|
* from the USRP in python.
|
|
* //TODO assumes fc32
|
|
* \param nsamps the number of samples per channel
|
|
* \return a vector of buffers, where each buffer represents a channel
|
|
*/
|
|
virtual std::vector<std::vector<std::complex<float> > >
|
|
finite_acquisition_v(const size_t nsamps) = 0;
|
|
};
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|
|
|
} /* namespace uhd */
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|
} /* namespace gr */
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#endif /* INCLUDED_GR_UHD_USRP_SOURCE_H */
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