diff options
Diffstat (limited to 'gr-fcd/lib/fcd_source_c_impl.cc')
| -rw-r--r-- | gr-fcd/lib/fcd_source_c_impl.cc | 50 |
1 files changed, 25 insertions, 25 deletions
diff --git a/gr-fcd/lib/fcd_source_c_impl.cc b/gr-fcd/lib/fcd_source_c_impl.cc index ca370d9f3..34a221827 100644 --- a/gr-fcd/lib/fcd_source_c_impl.cc +++ b/gr-fcd/lib/fcd_source_c_impl.cc @@ -1,17 +1,17 @@ /* -*- c++ -*- */ /* * Copyright 2011-2012 Free Software Foundation, Inc. - * + * * 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, @@ -46,7 +46,7 @@ static const int MAX_IN = 0; /*!< Maximum number of input streams. */ static const int MIN_OUT = 1; /*!< Minimum number of output streams. */ static const int MAX_OUT = 1; /*!< Maximum number of output streams. */ -fcd_source_c_impl::fcd_source_c_impl(const std::string device_name) +fcd_source_c_impl::fcd_source_c_impl(const std::string device_name) : gr_hier_block2 ("fcd_source_c", gr_make_io_signature (MIN_IN, MAX_IN, sizeof (gr_complex)), gr_make_io_signature (MIN_OUT, MAX_OUT, sizeof (gr_complex))), @@ -54,13 +54,13 @@ fcd_source_c_impl::fcd_source_c_impl(const std::string device_name) d_freq_req(0) { gr_float_to_complex_sptr f2c; - + /* Audio source; sample rate fixed at 96kHz */ fcd = audio_make_source(96000, device_name, true); - + /* block to convert stereo audio to a complex stream */ f2c = gr_make_float_to_complex(1); - + connect(fcd, 0, f2c, 0); connect(fcd, 1, f2c, 1); connect(f2c, 0, self(), 0); @@ -71,15 +71,15 @@ void fcd_source_c_impl::set_freq(int freq) { FCD_MODE_ENUM __GR_ATTR_UNUSED fme; double f = (double)freq; - + /* valid range 50 MHz - 2.0 GHz */ if ((freq < 50000000) || (freq > 2000000000)) { return; } - + d_freq_req = freq; f *= 1.0 + d_freq_corr/1000000.0; - + fme = fcdAppSetFreq((int)f); /* TODO: check fme */ } @@ -89,34 +89,34 @@ void fcd_source_c_impl::set_freq(float freq) { FCD_MODE_ENUM __GR_ATTR_UNUSED fme; double f = (double)freq; - + /* valid range 50 MHz - 2.0 GHz */ if ((freq < 50.0e6) || (freq > 2.0e9)) { return; } - + d_freq_req = (int)freq; f *= 1.0 + d_freq_corr/1000000.0; - + fme = fcdAppSetFreq((int)f); /* TODO: check fme */ } - + // Set frequency with kHz resolution. void fcd_source_c_impl::set_freq_khz(int freq) { FCD_MODE_ENUM __GR_ATTR_UNUSED fme; double f = freq*1000.0; - + /* valid range 50 MHz - 2.0 GHz */ if ((freq < 50000) || (freq > 2000000)) { return; } - + d_freq_req = freq*1000; f *= 1.0 + d_freq_corr/1000000.0; - + fme = fcdAppSetFreqkHz((int)(f/1000.0)); /* TODO: check fme */ } @@ -127,7 +127,7 @@ void fcd_source_c_impl::set_lna_gain(float gain) { FCD_MODE_ENUM __GR_ATTR_UNUSED fme; unsigned char g; - + /* convert to nearest discrete value */ if (gain > 27.5) { g = 14; // 30.0 dB @@ -168,7 +168,7 @@ void fcd_source_c_impl::set_lna_gain(float gain) else { g = 0; // -5.0 dB } - + fme = fcdAppSetParam(FCD_CMD_APP_SET_LNA_GAIN, &g, 1); /* TODO: check fme */ } @@ -207,13 +207,13 @@ void fcd_source_c_impl::set_dc_corr(double _dci, double _dcq) signed short dcq; }; } dcinfo; - + if ((_dci < -1.0) || (_dci > 1.0) || (_dcq < -1.0) || (_dcq > 1.0)) return; - + dcinfo.dci = static_cast<signed short>(_dci*32768.0); dcinfo.dcq = static_cast<signed short>(_dcq*32768.0); - + fcdAppSetParam(FCD_CMD_APP_SET_DC_CORR, dcinfo.auc, 4); } @@ -227,12 +227,12 @@ void fcd_source_c_impl::set_iq_corr(double _gain, double _phase) signed short gain; }; } iqinfo; - + if ((_gain < -1.0) || (_gain > 1.0) || (_phase < -1.0) || (_phase > 1.0)) return; - + iqinfo.phase = static_cast<signed short>(_phase*32768.0); iqinfo.gain = static_cast<signed short>(_gain*32768.0); - + fcdAppSetParam(FCD_CMD_APP_SET_IQ_CORR, iqinfo.auc, 4); } |