mirror of https://github.com/gnss-sdr/gnss-sdr
183 lines
8.4 KiB
C++
183 lines
8.4 KiB
C++
/*!
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* \file GPS_CNAV.h
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* \brief Defines parameters for GPS CNAV
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* \author Antonio Ramos, 2017. antonio.ramos(at)cttc.es
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*
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* -------------------------------------------------------------------------
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*
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* Copyright (C) 2010-2019 (see AUTHORS file for a list of contributors)
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*
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* GNSS-SDR is a software defined Global Navigation
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* Satellite Systems receiver
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*
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* This file is part of GNSS-SDR.
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*
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* GNSS-SDR 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 of the License, or
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* (at your option) any later version.
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*
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* GNSS-SDR 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 GNSS-SDR. If not, see <https://www.gnu.org/licenses/>.
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*
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* -------------------------------------------------------------------------
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*/
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#ifndef GNSS_SDR_GPS_CNAV_H_
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#define GNSS_SDR_GPS_CNAV_H_
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#include "MATH_CONSTANTS.h"
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#include <cstdint>
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#include <utility> // std::pair
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#include <vector>
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// CNAV GPS NAVIGATION MESSAGE STRUCTURE
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// NAVIGATION MESSAGE FIELDS POSITIONS (from IS-GPS-200K Appendix III)
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#define GPS_CNAV_PREAMBLE \
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{ \
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1, 0, 0, 0, 1, 0, 1, 1 \
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}
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#define GPS_CNAV_PREAMBLE_STR "10001011"
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#define GPS_CNAV_INV_PREAMBLE_STR "01110100"
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const int32_t GPS_CNAV_DATA_PAGE_BITS = 300;
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// common to all messages
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const std::vector<std::pair<int32_t, int32_t> > CNAV_PRN({{9, 6}});
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const std::vector<std::pair<int32_t, int32_t> > CNAV_MSG_TYPE({{15, 6}});
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const std::vector<std::pair<int32_t, int32_t> > CNAV_TOW({{21, 17}}); // GPS Time Of Week in seconds
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const int32_t CNAV_TOW_LSB = 6;
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const std::vector<std::pair<int32_t, int32_t> > CNAV_ALERT_FLAG({{38, 1}});
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// MESSAGE TYPE 10 (Ephemeris 1)
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const std::vector<std::pair<int32_t, int32_t> > CNAV_WN({{39, 13}});
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const std::vector<std::pair<int32_t, int32_t> > CNAV_HEALTH({{52, 3}});
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const std::vector<std::pair<int32_t, int32_t> > CNAV_TOP1({{55, 11}});
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const int32_t CNAV_TOP1_LSB = 300;
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const std::vector<std::pair<int32_t, int32_t> > CNAV_URA({{66, 5}});
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const std::vector<std::pair<int32_t, int32_t> > CNAV_TOE1({{71, 11}});
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const int32_t CNAV_TOE1_LSB = 300;
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const std::vector<std::pair<int32_t, int32_t> > CNAV_DELTA_A({{82, 26}}); // Relative to AREF = 26,559,710 meters
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const double CNAV_DELTA_A_LSB = TWO_N9;
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const std::vector<std::pair<int32_t, int32_t> > CNAV_A_DOT({{108, 25}});
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const double CNAV_A_DOT_LSB = TWO_N21;
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const std::vector<std::pair<int32_t, int32_t> > CNAV_DELTA_N0({{133, 17}});
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const double CNAV_DELTA_N0_LSB = TWO_N44 * PI; // semi-circles to radians
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const std::vector<std::pair<int32_t, int32_t> > CNAV_DELTA_N0_DOT({{150, 23}});
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const double CNAV_DELTA_N0_DOT_LSB = TWO_N57 * PI; // semi-circles to radians
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const std::vector<std::pair<int32_t, int32_t> > CNAV_M0({{173, 33}});
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const double CNAV_M0_LSB = TWO_N32 * PI; // semi-circles to radians
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const std::vector<std::pair<int32_t, int32_t> > CNAV_E_ECCENTRICITY({{206, 33}});
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const double CNAV_E_ECCENTRICITY_LSB = TWO_N34;
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const std::vector<std::pair<int32_t, int32_t> > CNAV_OMEGA({{239, 33}});
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const double CNAV_OMEGA_LSB = TWO_N32 * PI; // semi-circles to radians
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const std::vector<std::pair<int32_t, int32_t> > CNAV_INTEGRITY_FLAG({{272, 1}});
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const std::vector<std::pair<int32_t, int32_t> > CNAV_L2_PHASING_FLAG({{273, 1}});
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// MESSAGE TYPE 11 (Ephemeris 2)
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const std::vector<std::pair<int32_t, int32_t> > CNAV_TOE2({{39, 11}});
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const int32_t CNAV_TOE2_LSB = 300;
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const std::vector<std::pair<int32_t, int32_t> > CNAV_OMEGA0({{50, 33}});
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const double CNAV_OMEGA0_LSB = TWO_N32 * PI; // semi-circles to radians
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const std::vector<std::pair<int32_t, int32_t> > CNAV_I0({{83, 33}});
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const double CNAV_I0_LSB = TWO_N32 * PI; // semi-circles to radians
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const std::vector<std::pair<int32_t, int32_t> > CNAV_DELTA_OMEGA_DOT({{116, 17}}); // Relative to REF = -2.6 x 10-9 semi-circles/second.
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const double CNAV_DELTA_OMEGA_DOT_LSB = TWO_N44 * PI; // semi-circles to radians
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const std::vector<std::pair<int32_t, int32_t> > CNAV_I0_DOT({{133, 15}});
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const double CNAV_I0_DOT_LSB = TWO_N44 * PI; // semi-circles to radians
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const std::vector<std::pair<int32_t, int32_t> > CNAV_CIS({{148, 16}});
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const double CNAV_CIS_LSB = TWO_N30;
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const std::vector<std::pair<int32_t, int32_t> > CNAV_CIC({{164, 16}});
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const double CNAV_CIC_LSB = TWO_N30;
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const std::vector<std::pair<int32_t, int32_t> > CNAV_CRS({{180, 24}});
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const double CNAV_CRS_LSB = TWO_N8;
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const std::vector<std::pair<int32_t, int32_t> > CNAV_CRC({{204, 24}});
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const double CNAV_CRC_LSB = TWO_N8;
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const std::vector<std::pair<int32_t, int32_t> > CNAV_CUS({{228, 21}});
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const double CNAV_CUS_LSB = TWO_N30;
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const std::vector<std::pair<int32_t, int32_t> > CNAV_CUC({{249, 21}});
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const double CNAV_CUC_LSB = TWO_N30;
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// MESSAGE TYPE 30 (CLOCK, IONO, GRUP DELAY)
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const std::vector<std::pair<int32_t, int32_t> > CNAV_TOP2({{39, 11}});
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const int32_t CNAV_TOP2_LSB = 300;
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const std::vector<std::pair<int32_t, int32_t> > CNAV_URA_NED0({{50, 5}});
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const std::vector<std::pair<int32_t, int32_t> > CNAV_URA_NED1({{55, 3}});
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const std::vector<std::pair<int32_t, int32_t> > CNAV_URA_NED2({{58, 3}});
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const std::vector<std::pair<int32_t, int32_t> > CNAV_TOC({{61, 11}});
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const int32_t CNAV_TOC_LSB = 300;
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const std::vector<std::pair<int, int> > CNAV_AF0({{72, 26}});
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const double CNAV_AF0_LSB = TWO_N35;
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const std::vector<std::pair<int, int> > CNAV_AF1({{98, 20}});
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const double CNAV_AF1_LSB = TWO_N48;
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const std::vector<std::pair<int, int> > CNAV_AF2({{118, 10}});
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const double CNAV_AF2_LSB = TWO_N60;
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const std::vector<std::pair<int, int> > CNAV_TGD({{128, 13}});
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const double CNAV_TGD_LSB = TWO_N35;
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const std::vector<std::pair<int32_t, int32_t> > CNAV_ISCL1({{141, 13}});
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const double CNAV_ISCL1_LSB = TWO_N35;
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const std::vector<std::pair<int32_t, int32_t> > CNAV_ISCL2({{154, 13}});
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const double CNAV_ISCL2_LSB = TWO_N35;
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const std::vector<std::pair<int32_t, int32_t> > CNAV_ISCL5I({{167, 13}});
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const double CNAV_ISCL5I_LSB = TWO_N35;
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const std::vector<std::pair<int32_t, int32_t> > CNAV_ISCL5Q({{180, 13}});
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const double CNAV_ISCL5Q_LSB = TWO_N35;
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// Ionospheric parameters
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const std::vector<std::pair<int32_t, int32_t> > CNAV_ALPHA0({{193, 8}});
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const double CNAV_ALPHA0_LSB = TWO_N30;
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const std::vector<std::pair<int32_t, int32_t> > CNAV_ALPHA1({{201, 8}});
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const double CNAV_ALPHA1_LSB = TWO_N27;
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const std::vector<std::pair<int32_t, int32_t> > CNAV_ALPHA2({{209, 8}});
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const double CNAV_ALPHA2_LSB = TWO_N24;
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const std::vector<std::pair<int32_t, int32_t> > CNAV_ALPHA3({{217, 8}});
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const double CNAV_ALPHA3_LSB = TWO_N24;
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const std::vector<std::pair<int32_t, int32_t> > CNAV_BETA0({{225, 8}});
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const double CNAV_BETA0_LSB = TWO_P11;
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const std::vector<std::pair<int32_t, int32_t> > CNAV_BETA1({{233, 8}});
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const double CNAV_BETA1_LSB = TWO_P14;
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const std::vector<std::pair<int32_t, int32_t> > CNAV_BETA2({{241, 8}});
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const double CNAV_BETA2_LSB = TWO_P16;
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const std::vector<std::pair<int32_t, int32_t> > CNAV_BETA3({{249, 8}});
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const double CNAV_BETA3_LSB = TWO_P16;
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const std::vector<std::pair<int32_t, int32_t> > CNAV_WNOP({{257, 8}});
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// MESSAGE TYPE 33 (CLOCK and UTC)
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const std::vector<std::pair<int32_t, int32_t> > CNAV_A0({{128, 16}});
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const double CNAV_A0_LSB = TWO_N35;
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const std::vector<std::pair<int32_t, int32_t> > CNAV_A1({{144, 13}});
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const double CNAV_A1_LSB = TWO_N51;
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const std::vector<std::pair<int32_t, int32_t> > CNAV_A2({{157, 7}});
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const double CNAV_A2_LSB = TWO_N68;
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const std::vector<std::pair<int32_t, int32_t> > CNAV_DELTA_TLS({{164, 8}});
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const int32_t CNAV_DELTA_TLS_LSB = 1;
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const std::vector<std::pair<int32_t, int32_t> > CNAV_TOT({{172, 16}});
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const int32_t CNAV_TOT_LSB = TWO_P4;
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const std::vector<std::pair<int32_t, int32_t> > CNAV_WN_OT({{188, 13}});
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const int32_t CNAV_WN_OT_LSB = 1;
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const std::vector<std::pair<int32_t, int32_t> > CNAV_WN_LSF({{201, 13}});
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const int32_t CNAV_WN_LSF_LSB = 1;
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const std::vector<std::pair<int32_t, int32_t> > CNAV_DN({{214, 4}});
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const int32_t CNAV_DN_LSB = 1;
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const std::vector<std::pair<int32_t, int32_t> > CNAV_DELTA_TLSF({{218, 8}});
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const int32_t CNAV_DELTA_TLSF_LSB = 1;
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// TODO: Add more frames (Almanac, etc...)
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#endif // GNSS_SDR_GPS_CNAV_H_
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