gnss-sdr/conf/gnss-sdr_GPS_L1_LimeSDR.conf

; This is a GNSS-SDR configuration file
; The configuration API is described at https://gnss-sdr.org/docs/sp-blocks/
; SPDX-License-Identifier: GPL-3.0-or-later
; SPDX-FileCopyrightText: (C) 2010-2021  (see AUTHORS file for a list of contributors)

[GNSS-SDR]

;######### GLOBAL OPTIONS ##################
;internal_fs_sps: Internal signal sampling frequency after the signal conditioning stage [samples per second].
;FOR USE GNSS-SDR WITH RTLSDR DONGLES USER MUST SET THE CALIBRATED SAMPLE RATE HERE
; i.e. using front-end-cal as reported here:http://www.cttc.es/publication/turning-a-television-into-a-gnss-receiver/
GNSS-SDR.internal_fs_sps=5000000
GNSS-SDR.use_acquisition_resampler=true

;######### SIGNAL_SOURCE CONFIG ############
SignalSource.implementation=Limesdr_Signal_Source
SignalSource.item_type=gr_complex
SignalSource.sampling_frequency=5000000
SignalSource.freq=1575420000
SignalSource.gain=50; //0-73 dB//no agc in LimeSDR 
;SignalSource.analog_bw //if not set, defaults to sample_rate/2
;SignalSource.digital_bw // if not set, defaults to 0 (disabled filter)
SignalSource.limesdr_serial // if not set, its automatic
SignalSource.antenna=2 // None(0), LNAH(1), LNAL(2), LNAW(3), AUTO(255)
SignalSource.ext_clock_MHz_=0 //0 -> internal clock
SignalSource.PPS_mode=false; //requires special gr-limesdr
SignalSource.limechannel_mode = 0; //ChannelMode must be A(0), B(1) or (A+B) MIMO(2)"
SignalSource.samples=0
SignalSource.repeat=false
SignalSource.dump=false
SignalSource.dump_filename=../data/signal_source.dat
SignalSource.enable_throttle_control=false

SignalConditioner.implementation=Signal_Conditioner
DataTypeAdapter.implementation=Pass_Through
InputFilter.implementation=Pulse_Blanking_Filter ; <- Required in some locations
InputFilter.pfa=0.001
InputFilter.segments_est=2500
Resampler.implementation=Pass_Through
;######### CHANNELS GLOBAL CONFIG ############
Channels_1C.count=7
Channels_1B.count=0
Channels.in_acquisition=1
Channel.signal=1C


;######### ACQUISITION GLOBAL CONFIG ############
Acquisition_1C.implementation=GPS_L1_CA_PCPS_Acquisition
Acquisition_1C.item_type=gr_complex
Acquisition_1C.coherent_integration_time_ms=1
Acquisition_1C.use_CFAR_algorithm=false;
Acquisition_1C.threshold=2.4
Acquisition_1C.doppler_max=6000
Acquisition_1C.doppler_step=250
Acquisition_1C.dump=false
Acquisition_1C.dump_filename=./acq_dump.dat

;######### GALILEO ACQUISITION CONFIG ############
Acquisition_1B.implementation=Galileo_E1_PCPS_Ambiguous_Acquisition
Acquisition_1B.item_type=gr_complex
Acquisition_1B.threshold=2.5
Acquisition_1B.use_CFAR_algorithm=false
Acquisition_1B.blocking=false
Acquisition_1B.doppler_max=6000
Acquisition_1B.doppler_step=125
Acquisition_1B.dump=false
Acquisition_1B.dump_filename=./acq_dump.dat


;######### TRACKING GLOBAL CONFIG ############
Tracking_1C.implementation=GPS_L1_CA_DLL_PLL_Tracking
Tracking_1C.item_type=gr_complex
Tracking_1C.dump=false
Tracking_1C.dump_filename=./tracking_ch_
Tracking_1C.pll_bw_hz=45.0;
Tracking_1C.dll_bw_hz=4.0;
Tracking_1C.pll_bw_narrow_hz=5.0;
Tracking_1C.dll_bw_narrow_hz=0.75;
Tracking_1C.extend_correlation_symbols=1;
Tracking_1C.order=3;
Tracking_1C.early_late_space_chips=0.5;
Tracking_1C.early_late_space_narrow_chips=0.5

;######### TRACKING GALILEO CONFIG ############
Tracking_1B.implementation=Galileo_E1_DLL_PLL_VEML_Tracking
Tracking_1B.item_type=gr_complex
Tracking_1B.pll_bw_hz=15.0;
Tracking_1B.dll_bw_hz=0.75;
Tracking_1B.early_late_space_chips=0.15;
Tracking_1B.very_early_late_space_chips=0.5;
Tracking_1B.pll_bw_narrow_hz=5.0
Tracking_1B.dll_bw_narrow_hz=0.5
Tracking_1B.extend_correlation_symbols=1
Tracking_1B.track_pilot=true
Tracking_1B.enable_fll_pull_in=true;
;Tracking_1B.pull_in_time_s=60
Tracking_1B.enable_fll_steady_state=false
Tracking_1B.fll_bw_hz=10
Tracking_1B.dump=false
Tracking_1B.dump_filename=tracking_ch_


;######### TELEMETRY DECODER GPS CONFIG ############
TelemetryDecoder_1C.implementation=GPS_L1_CA_Telemetry_Decoder
TelemetryDecoder_1C.dump=false

TelemetryDecoder_1B.implementation=Galileo_E1B_Telemetry_Decoder
TelemetryDecoder_1B.dump=false

;######### OBSERVABLES CONFIG ############
Observables.implementation=Hybrid_Observables
Observables.dump=false
Observables.dump_filename=./observables.dat


;######### PVT CONFIG ############
PVT.implementation=RTKLIB_PVT
PVT.enable_rx_clock_correction=false
PVT.positioning_mode=Single  ; options: Single, Static, Kinematic, PPP_Static, PPP_Kinematic
PVT.iono_model=Broadcast ; options: OFF, Broadcast, SBAS, Iono-Free-LC, Estimate_STEC, IONEX
PVT.trop_model=Saastamoinen ; options: OFF, Saastamoinen, SBAS, Estimate_ZTD, Estimate_ZTD_Grad
PVT.output_rate_ms=100
PVT.rinexobs_rate_ms=100
PVT.display_rate_ms=500
PVT.dump_filename=./PVT
PVT.nmea_dump_filename=./gnss_sdr_pvt.nmea;
PVT.flag_nmea_tty_port=false;
PVT.nmea_dump_devname=/dev/pts/4
PVT.dump=false
PVT.flag_rtcm_server=true
PVT.flag_rtcm_tty_port=false
PVT.rtcm_dump_devname=/dev/pts/1