GNU Radio's LIMESDR Package
source_impl.h
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1 /* -*- c++ -*- */
2 /*
3  * Copyright 2018 Lime Microsystems info@limemicro.com
4  *
5  * GNU Radio is free software; you can redistribute it and/or modify
6  * it under the terms of the GNU General Public License as published by
7  * the Free Software Foundation; either version 3, or (at your option)
8  * any later version.
9  *
10  * GNU Radio is distributed in the hope that it will be useful,
11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13  * GNU General Public License for more details.
14  *
15  * You should have received a copy of the GNU General Public License
16  * along with GNU Radio; see the file COPYING. If not, write to
17  * the Free Software Foundation, Inc., 51 Franklin Street,
18  * Boston, MA 02110-1301, USA.
19  */
20 
21 #ifndef INCLUDED_LIMESDR_SOURCE_IMPL_H
22 #define INCLUDED_LIMESDR_SOURCE_IMPL_H
23 
24 #include "common/device_handler.h"
25 #include <limesdr/source.h>
26 
27 
28 static const pmt::pmt_t TIME_TAG = pmt::string_to_symbol("rx_time");
29 
30 namespace gr {
31 namespace limesdr {
32 class source_impl : public source {
33  private:
34  lms_stream_t streamId[2];
35 
36  bool stream_analyzer = false;
37 
38  int source_block = 1;
39 
40  bool add_tag = false;
41  uint32_t pktLoss = 0;
42 
43  struct constant_data {
44  std::string serial;
45  int device_number;
46  int channel_mode;
47  double samp_rate = 10e6;
48  uint32_t FIFO_size = 0;
49  } stored;
50 
51  std::chrono::high_resolution_clock::time_point t1, t2;
52 
53  void print_stream_stats(lms_stream_status_t status);
54 
55  void add_time_tag(int channel, lms_stream_meta_t meta);
56 
57  public:
58  source_impl(std::string serial, int channel_mode, const std::string& filename);
60 
61  int general_work(int noutput_items,
62  gr_vector_int& ninput_items,
63  gr_vector_const_void_star& input_items,
64  gr_vector_void_star& output_items);
65 
66  bool start(void);
67 
68  bool stop(void);
69 
70  inline gr::io_signature::sptr args_to_io_signature(int channel_mode);
71 
72  void init_stream(int device_number, int channel);
73  void release_stream(int device_number, lms_stream_t *stream);
74 
75  double set_center_freq(double freq, size_t chan = 0);
76 
77  void set_antenna(int antenna, int channel = 0);
78 
79  void set_nco(float nco_freq, int channel = 0);
80 
81  double set_bandwidth(double analog_bandw, int channel = 0);
82 
83  void set_digital_filter(double digital_bandw, int channel = 0);
84 
85  unsigned set_gain(unsigned gain_dB, int channel = 0);
86 
87  double set_sample_rate(double rate);
88 
89  void set_oversampling(int oversample);
90 
91  void set_buffer_size(uint32_t size);
92 
93  void calibrate(double bandw, int channel = 0);
94 };
95 } // namespace limesdr
96 } // namespace gr
97 
98 #endif
Definition: source_impl.h:32
void release_stream(int device_number, lms_stream_t *stream)
gr::io_signature::sptr args_to_io_signature(int channel_mode)
double set_sample_rate(double rate)
int general_work(int noutput_items, gr_vector_int &ninput_items, gr_vector_const_void_star &input_items, gr_vector_void_star &output_items)
double set_center_freq(double freq, size_t chan=0)
source_impl(std::string serial, int channel_mode, const std::string &filename)
void set_nco(float nco_freq, int channel=0)
void set_digital_filter(double digital_bandw, int channel=0)
void set_antenna(int antenna, int channel=0)
double set_bandwidth(double analog_bandw, int channel=0)
void calibrate(double bandw, int channel=0)
void init_stream(int device_number, int channel)
void set_oversampling(int oversample)
void set_buffer_size(uint32_t size)
unsigned set_gain(unsigned gain_dB, int channel=0)
Definition: source.h:29
Definition: sink.h:27
static const pmt::pmt_t TIME_TAG
Definition: source_impl.h:28