diff options
Diffstat (limited to 'gr-uhd/include/gnuradio/uhd/usrp_source.h')
| -rw-r--r-- | gr-uhd/include/gnuradio/uhd/usrp_source.h | 581 |
1 files changed, 581 insertions, 0 deletions
diff --git a/gr-uhd/include/gnuradio/uhd/usrp_source.h b/gr-uhd/include/gnuradio/uhd/usrp_source.h new file mode 100644 index 0000000000..f330ee0901 --- /dev/null +++ b/gr-uhd/include/gnuradio/uhd/usrp_source.h @@ -0,0 +1,581 @@ +/* -*- c++ -*- */ +/* + * Copyright 2010-2013 Free Software Foundation, Inc. + * + * This file is part of GNU Radio + * + * GNU Radio is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 3, or (at your option) + * any later version. + * + * GNU Radio is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with GNU Radio; see the file COPYING. If not, write to + * the Free Software Foundation, Inc., 51 Franklin Street, + * Boston, MA 02110-1301, USA. + */ + +#ifndef INCLUDED_GR_UHD_USRP_SOURCE_H +#define INCLUDED_GR_UHD_USRP_SOURCE_H + +#include <gnuradio/uhd/api.h> +#include <gnuradio/sync_block.h> +#include <uhd/usrp/multi_usrp.hpp> + +#ifndef INCLUDED_UHD_STREAM_HPP +namespace uhd { + struct GR_UHD_API stream_args_t + { + stream_args_t(const std::string &cpu = "", + const std::string &otw = "") + { + cpu_format = cpu; + otw_format = otw; + } + std::string cpu_format; + std::string otw_format; + device_addr_t args; + std::vector<size_t> channels; + }; +} +# define INCLUDED_UHD_STREAM_HPP +#else +# define GR_UHD_USE_STREAM_API +#endif + +namespace gr { + namespace uhd { + + class uhd_usrp_source; + + class GR_UHD_API usrp_source : virtual public sync_block + { + public: + // gr::uhd::usrp_source::sptr + typedef boost::shared_ptr<usrp_source> sptr; + + /*! + * \brief Make a new USRP source block. + * \ingroup uhd_blk + * + * The USRP source block receives samples and writes to a stream. + * The source block also provides API calls for receiver settings. + * + * RX Stream tagging: + * + * The following tag keys will be produced by the work function: + * - pmt::string_to_symbol("rx_time") + * - pmt::string_to_symbol("rx_rate") + * - pmt::string_to_symbol("rx_freq") + * + * The timstamp tag value is a pmt tuple of the following: + * (uint64 seconds, and double fractional seconds). + * A timestamp tag is produced at start() and after overflows. + * + * The sample rate and center frequency tags are doubles, + * representing the sample rate in Sps and frequency in Hz. + * These tags are produced upon the user changing parameters. + * + * See the UHD manual for more detailed documentation: + * http://code.ettus.com/redmine/ettus/projects/uhd/wiki + * + * \param device_addr the address to identify the hardware + * \param io_type the desired output data type + * \param num_channels number of stream from the device + * \return a new USRP source block object + */ + static sptr make(const ::uhd::device_addr_t &device_addr, + const ::uhd::io_type_t &io_type, + size_t num_channels); + + /*! + * \brief Make a new USRP source block. + * + * The USRP source block receives samples and writes to a stream. + * The source block also provides API calls for receiver settings. + * + * RX Stream tagging: + * + * The following tag keys will be produced by the work function: + * - pmt::string_to_symbol("rx_time") + * + * The timstamp tag value is a pmt tuple of the following: + * (uint64 seconds, and double fractional seconds). + * A timestamp tag is produced at start() and after overflows. + * + * See the UHD manual for more detailed documentation: + * http://code.ettus.com/redmine/ettus/projects/uhd/wiki + * + * \param device_addr the address to identify the hardware + * \param stream_args the IO format and channel specification + * \return a new USRP source block object + */ + static sptr make(const ::uhd::device_addr_t &device_addr, + const ::uhd::stream_args_t &stream_args); + + /*! + * Set the start time for incoming samples. + * To control when samples are received, + * set this value before starting the flow graph. + * The value is cleared after each run. + * When not specified, the start time will be: + * - Immediately for the one channel case + * - in the near future for multi-channel + * + * \param time the absolute time for reception to begin + */ + virtual void set_start_time(const ::uhd::time_spec_t &time) = 0; + + /*! + * *Advanced use only:* + * Issue a stream command to all channels in this source block. + * + * This method is intended to override the default "always on" + * behavior. After starting the flow graph, the user should + * call stop() on this block, then issue any desired arbitrary + * stream_cmd_t structs to the device. The USRP will be able to + * enqueue several stream commands in the FPGA. + * + * \param cmd the stream command to issue to all source channels + */ + virtual void issue_stream_cmd(const ::uhd::stream_cmd_t &cmd) = 0; + + /*! + * Returns identifying information about this USRP's configuration. + * Returns motherboard ID, name, and serial. + * Returns daughterboard RX ID, subdev name and spec, serial, and antenna. + * \param chan channel index 0 to N-1 + * \return RX info + */ + virtual ::uhd::dict<std::string, std::string> get_usrp_info(size_t chan = 0) = 0; + + /*! + * Set the frontend specification. + * \param spec the subdev spec markup string + * \param mboard the motherboard index 0 to M-1 + */ + virtual void set_subdev_spec(const std::string &spec, size_t mboard = 0) = 0; + + /*! + * Get the RX frontend specification. + * \param mboard the motherboard index 0 to M-1 + * \return the frontend specification in use + */ + virtual std::string get_subdev_spec(size_t mboard = 0) = 0; + + /*! + * Set the sample rate for the usrp device. + * \param rate a new rate in Sps + */ + virtual void set_samp_rate(double rate) = 0; + + /*! + * Get the sample rate for the usrp device. + * This is the actual sample rate and may differ from the rate set. + * \return the actual rate in Sps + */ + virtual double get_samp_rate(void) = 0; + + /*! + * Get the possible sample rates for the usrp device. + * \return a range of rates in Sps + */ + virtual ::uhd::meta_range_t get_samp_rates(void) = 0; + + /*! + * Tune the usrp device to the desired center frequency. + * \param tune_request the tune request instructions + * \param chan the channel index 0 to N-1 + * \return a tune result with the actual frequencies + */ + virtual ::uhd::tune_result_t set_center_freq + (const ::uhd::tune_request_t tune_request, size_t chan = 0) = 0; + + /*! + * Tune the usrp device to the desired center frequency. + * This is a wrapper around set center freq so that in this case, + * the user can pass a single frequency in the call through swig. + * \param freq the desired frequency in Hz + * \param chan the channel index 0 to N-1 + * \return a tune result with the actual frequencies + */ + ::uhd::tune_result_t set_center_freq(double freq, size_t chan = 0) + { + return set_center_freq(::uhd::tune_request_t(freq), chan); + } + + /*! + * Get the center frequency. + * \param chan the channel index 0 to N-1 + * \return the frequency in Hz + */ + virtual double get_center_freq(size_t chan = 0) = 0; + + /*! + * Get the tunable frequency range. + * \param chan the channel index 0 to N-1 + * \return the frequency range in Hz + */ + virtual ::uhd::freq_range_t get_freq_range(size_t chan = 0) = 0; + + /*! + * Set the gain for the dboard. + * \param gain the gain in dB + * \param chan the channel index 0 to N-1 + */ + virtual void set_gain(double gain, size_t chan = 0) = 0; + + /*! + * Set the named gain on the dboard. + * \param gain the gain in dB + * \param name the name of the gain stage + * \param chan the channel index 0 to N-1 + */ + virtual void set_gain(double gain, + const std::string &name, + size_t chan = 0) = 0; + + /*! + * Get the actual dboard gain setting. + * \param chan the channel index 0 to N-1 + * \return the actual gain in dB + */ + virtual double get_gain(size_t chan = 0) = 0; + + /*! + * Get the actual dboard gain setting of named stage. + * \param name the name of the gain stage + * \param chan the channel index 0 to N-1 + * \return the actual gain in dB + */ + virtual double get_gain(const std::string &name, + size_t chan = 0) = 0; + + /*! + * Get the actual dboard gain setting of named stage. + * \param chan the channel index 0 to N-1 + * \return the actual gain in dB + */ + virtual std::vector<std::string> get_gain_names(size_t chan = 0) = 0; + + /*! + * Get the settable gain range. + * \param chan the channel index 0 to N-1 + * \return the gain range in dB + */ + virtual ::uhd::gain_range_t get_gain_range(size_t chan = 0) = 0; + + /*! + * Get the settable gain range. + * \param name the name of the gain stage + * \param chan the channel index 0 to N-1 + * \return the gain range in dB + */ + virtual ::uhd::gain_range_t get_gain_range(const std::string &name, + size_t chan = 0) = 0; + + /*! + * Set the antenna to use. + * \param ant the antenna string + * \param chan the channel index 0 to N-1 + */ + virtual void set_antenna(const std::string &ant, + size_t chan = 0) = 0; + + /*! + * Get the antenna in use. + * \param chan the channel index 0 to N-1 + * \return the antenna string + */ + virtual std::string get_antenna(size_t chan = 0) = 0; + + /*! + * Get a list of possible antennas. + * \param chan the channel index 0 to N-1 + * \return a vector of antenna strings + */ + virtual std::vector<std::string> get_antennas(size_t chan = 0) = 0; + + /*! + * Set the bandpass filter on the RF frontend. + * \param bandwidth the filter bandwidth in Hz + * \param chan the channel index 0 to N-1 + */ + virtual void set_bandwidth(double bandwidth, size_t chan = 0) = 0; + + /*! + * Get the bandpass filter setting on the RF frontend. + * \param chan the channel index 0 to N-1 + * \return bandwidth of the filter in Hz + */ + virtual double get_bandwidth(size_t chan = 0) = 0; + + /*! + * Get the bandpass filter range of the RF frontend. + * \param chan the channel index 0 to N-1 + * \return the range of the filter bandwidth in Hz + */ + virtual ::uhd::freq_range_t get_bandwidth_range(size_t chan = 0) = 0; + + /*! + * Enable/disable the automatic DC offset correction. + * The automatic correction subtracts out the long-run average. + * + * When disabled, the averaging option operation is halted. + * Once halted, the average value will be held constant until + * the user re-enables the automatic correction or overrides the + * value by manually setting the offset. + * + * \param enb true to enable automatic DC offset correction + * \param chan the channel index 0 to N-1 + */ + virtual void set_auto_dc_offset(const bool enb, size_t chan = 0) = 0; + + /*! + * Set a constant DC offset value. + * The value is complex to control both I and Q. + * Only set this when automatic correction is disabled. + * \param offset the dc offset (1.0 is full-scale) + * \param chan the channel index 0 to N-1 + */ + virtual void set_dc_offset(const std::complex<double> &offset, size_t chan = 0) = 0; + + /*! + * Set the RX frontend IQ imbalance correction. + * Use this to adjust the magnitude and phase of I and Q. + * + * \param correction the complex correction value + * \param chan the channel index 0 to N-1 + */ + virtual void set_iq_balance(const std::complex<double> &correction, + size_t chan = 0) = 0; + + /*! + * Get a RF frontend sensor value. + * \param name the name of the sensor + * \param chan the channel index 0 to N-1 + * \return a sensor value object + */ + virtual ::uhd::sensor_value_t get_sensor(const std::string &name, + size_t chan = 0) = 0; + + /*! + * Get a list of possible RF frontend sensor names. + * \param chan the channel index 0 to N-1 + * \return a vector of sensor names + */ + virtual std::vector<std::string> get_sensor_names(size_t chan = 0) = 0; + + //! DEPRECATED use get_sensor + ::uhd::sensor_value_t get_dboard_sensor(const std::string &name, + size_t chan = 0) + { + return this->get_sensor(name, chan); + } + + //! DEPRECATED use get_sensor_names + std::vector<std::string> get_dboard_sensor_names(size_t chan = 0) + { + return this->get_sensor_names(chan); + } + + /*! + * Get a motherboard sensor value. + * \param name the name of the sensor + * \param mboard the motherboard index 0 to M-1 + * \return a sensor value object + */ + virtual ::uhd::sensor_value_t get_mboard_sensor(const std::string &name, + size_t mboard = 0) = 0; + + /*! + * Get a list of possible motherboard sensor names. + * \param mboard the motherboard index 0 to M-1 + * \return a vector of sensor names + */ + virtual std::vector<std::string> get_mboard_sensor_names(size_t mboard = 0) = 0; + + /*! + * Set the clock configuration. + * DEPRECATED for set_time/clock_source. + * \param clock_config the new configuration + * \param mboard the motherboard index 0 to M-1 + */ + virtual void set_clock_config(const ::uhd::clock_config_t &clock_config, + size_t mboard = 0) = 0; + + /*! + * Set the time source for the usrp device. + * This sets the method of time synchronization, + * typically a pulse per second or an encoded time. + * Typical options for source: external, MIMO. + * \param source a string representing the time source + * \param mboard which motherboard to set the config + */ + virtual void set_time_source(const std::string &source, + const size_t mboard = 0) = 0; + + /*! + * Get the currently set time source. + * \param mboard which motherboard to get the config + * \return the string representing the time source + */ + virtual std::string get_time_source(const size_t mboard) = 0; + + /*! + * Get a list of possible time sources. + * \param mboard which motherboard to get the list + * \return a vector of strings for possible settings + */ + virtual std::vector<std::string> get_time_sources(const size_t mboard) = 0; + + /*! + * Set the clock source for the usrp device. + * This sets the source for a 10 Mhz reference clock. + * Typical options for source: internal, external, MIMO. + * \param source a string representing the clock source + * \param mboard which motherboard to set the config + */ + virtual void set_clock_source(const std::string &source, + const size_t mboard = 0) = 0; + + /*! + * Get the currently set clock source. + * \param mboard which motherboard to get the config + * \return the string representing the clock source + */ + virtual std::string get_clock_source(const size_t mboard) = 0; + + /*! + * Get a list of possible clock sources. + * \param mboard which motherboard to get the list + * \return a vector of strings for possible settings + */ + virtual std::vector<std::string> get_clock_sources(const size_t mboard) = 0; + + /*! + * Get the master clock rate. + * \param mboard the motherboard index 0 to M-1 + * \return the clock rate in Hz + */ + virtual double get_clock_rate(size_t mboard = 0) = 0; + + /*! + * Set the master clock rate. + * \param rate the new rate in Hz + * \param mboard the motherboard index 0 to M-1 + */ + virtual void set_clock_rate(double rate, size_t mboard = 0) = 0; + + /*! + * Get the current time registers. + * \param mboard the motherboard index 0 to M-1 + * \return the current usrp time + */ + virtual ::uhd::time_spec_t get_time_now(size_t mboard = 0) = 0; + + /*! + * Get the time when the last pps pulse occured. + * \param mboard the motherboard index 0 to M-1 + * \return the current usrp time + */ + virtual ::uhd::time_spec_t get_time_last_pps(size_t mboard = 0) = 0; + + /*! + * Sets the time registers immediately. + * \param time_spec the new time + * \param mboard the motherboard index 0 to M-1 + */ + virtual void set_time_now(const ::uhd::time_spec_t &time_spec, + size_t mboard = 0) = 0; + + /*! + * Set the time registers at the next pps. + * \param time_spec the new time + */ + virtual void set_time_next_pps(const ::uhd::time_spec_t &time_spec) = 0; + + /*! + * Sync the time registers with an unknown pps edge. + * \param time_spec the new time + */ + virtual void set_time_unknown_pps(const ::uhd::time_spec_t &time_spec) = 0; + + /*! + * Set the time at which the control commands will take effect. + * + * A timed command will back-pressure all subsequent timed + * commands, assuming that the subsequent commands occur within + * the time-window. If the time spec is late, the command will + * be activated upon arrival. + * + * \param time_spec the time at which the next command will activate + * \param mboard which motherboard to set the config + */ + virtual void set_command_time(const ::uhd::time_spec_t &time_spec, + size_t mboard = 0) = 0; + + /*! + * Clear the command time so future commands are sent ASAP. + * + * \param mboard which motherboard to set the config + */ + virtual void clear_command_time(size_t mboard = 0) = 0; + + /*! + * Get access to the underlying uhd dboard iface object. + * \return the dboard_iface object + */ + virtual ::uhd::usrp::dboard_iface::sptr get_dboard_iface(size_t chan = 0) = 0; + + /*! + * Get access to the underlying uhd device object. + * \return the multi usrp device object + */ + virtual ::uhd::usrp::multi_usrp::sptr get_device(void) = 0; + + /*! + * Perform write on the user configuration register bus. These + * only exist if the user has implemented custom setting + * registers in the device FPGA. + * \param addr 8-bit register address + * \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; + + /*! + * 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; + }; + + } /* namespace uhd */ +} /* namespace gr */ + +#endif /* INCLUDED_GR_UHD_USRP_SOURCE_H */ |