156 lines
6.1 KiB
Python
156 lines
6.1 KiB
Python
#! /usr/bin/python
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#
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# gr-satnogs: SatNOGS GNU Radio Out-Of-Tree Module
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#
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# Copyright (C) 2016,2017
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# Libre Space Foundation <http://librespacefoundation.org/>
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#
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# This program 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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# This program 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 this program. If not, see <http://www.gnu.org/licenses/>
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#
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#===============================================================================
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# Bellow we provide some good and working settings for a large variety of
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# different SDR hardware. Feel free, to provide additional hardware
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# configurations
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#===============================================================================
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hw_tx_settings = {'usrpb200' : {'rf_gain' : 60.0, 'if_gain' : 0.0,
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'bb_gain' : 0.0, 'samp_rate' : 2e6,
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'antenna' : 'TX/RX', 'dev_arg': 'uhd'},
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'usrp2' : {'rf_gain' : 20.0, 'samp_rate' : 2e6,
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'bb_gain' : 0.0, 'samp_rate' : 2e6,
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'antenna' : 'TX/RX', 'dev_arg': 'uhd'},
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'hackrf' : {'rf_gain' : 0.0, 'if_gain' : 16.0,
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'bb_gain' : 20.0, 'samp_rate' : 2e6,
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'antenna' : '', 'dev_arg': 'hackrf'} }
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hw_rx_settings = {'usrpb200' : {'rf_gain' : 50.0, 'if_gain' : 0.0,
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'bb_gain' : 0.0, 'samp_rate' : 5e5,
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'antenna' : 'TX/RX', 'dev_arg': 'uhd'},
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'usrp1' : {'rf_gain' : 500.0, 'if_gain' : 30.0,
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'bb_gain' : 0.0, 'samp_rate' : 5e5,
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'antenna' : 'RX', 'dev_arg': 'uhd'},
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'usrp2' : {'rf_gain' : 50.0, 'if_gain' : 0.0,
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'bb_gain' : 0.0, 'samp_rate' : 5e5,
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'antenna' : 'TX/RX', 'dev_arg': 'uhd'},
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'usrpx3x0' : {'rf_gain' : 26.0, 'if_gain' : 0.0,
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'bb_gain' : 0.0, 'samp_rate' : 2e6,
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'antenna' : 'TX/RX', 'dev_arg': 'uhd'},
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'airspy' : {'rf_gain' : 19.0, 'if_gain' : 0.0,
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'bb_gain' : 0.0, 'samp_rate' : 10e6,
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'antenna' : '', 'dev_arg': 'airspy'},
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'airspymini' : {'rf_gain' : 15.0, 'if_gain' : 0.0,
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'bb_gain' : 0.0, 'samp_rate' : 3e6,
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'antenna' : '', 'dev_arg': 'airspy'},
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'hackrf' : {'rf_gain' : 14.0, 'if_gain' : 16.0,
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'bb_gain' : 20.0, 'samp_rate' : 8e6,
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'antenna' : '', 'dev_arg': 'hackrf'},
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'rtlsdr' : {'rf_gain' : 32.8, 'if_gain' : 0.0,
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'bb_gain' : 0.0, 'samp_rate' : 1e6,
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'antenna' : '', 'dev_arg' : 'rtl,buffers=32,buflen=16384' }}
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#===============================================================================
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# Default values indicating that the user does not passed any custom value
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#===============================================================================
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not_set_rx_rf_gain = -1.0
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not_set_rx_if_gain = -1.0
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not_set_rx_bb_gain = -1.0
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not_set_samp_rate_rx = -1.0
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not_set_antenna = ''
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not_set_dev_args = ''
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def handle_samp_rate_rx(device, samp_rate):
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"""
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Handles the RX sampling rate.
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:param device: the device name
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:type device: string
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:param samp_rate: the user defined RX sampling rate value
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:type samp_rate: float
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"""
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if(samp_rate == not_set_samp_rate_rx):
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return hw_rx_settings[device]['samp_rate']
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else:
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return samp_rate
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def handle_rx_dev_args(device, dev_args):
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"""
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Handles the RX device arguments.
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:param device: the device name
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:type device: string
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:param dev_args: the device arguments. Emtpy string for no or default
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device arguements
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:type dev_args: string
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"""
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if(len(dev_args) == 0):
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return hw_rx_settings[device]['dev_arg']
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else:
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return dev_args
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def handle_rx_rf_gain(device, gain):
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"""
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Handles the RX RF gain. If this parameter is not set from the user
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the default settings are returned, otherwise the user setting itself
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:param device: the device name
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:type device: string
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:param gain: the user defined gain value
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:type gain: float
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"""
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if(gain == not_set_rx_rf_gain):
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return hw_rx_settings[device]['rf_gain']
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else:
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return gain
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def handle_rx_if_gain(device, gain):
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"""
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Handles the IF RF gain. If this parameter is not set from the user
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the default settings are returned, otherwise the user setting itself
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:param device: the device name
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:type device: string
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:param gain: the user defined gain value
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:type gain: float
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"""
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if(gain == not_set_rx_if_gain):
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return hw_rx_settings[device]['if_gain']
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else:
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return gain
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def handle_rx_bb_gain(device, gain):
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"""
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Handles the RX BB gain. If this parameter is not set from the user
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the default settings are returned, otherwise the user setting itself
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:param device: the device name
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:type device: string
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:param gain: the user defined gain value
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:type gain: float
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"""
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if(gain == not_set_rx_bb_gain):
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return hw_rx_settings[device]['bb_gain']
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else:
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return gain
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def handle_rx_antenna(device, antenna):
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"""
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Handles the RX antenna. If this parameter is not set from the user
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the default settings are returned, otherwise the user setting itself
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:param device: the device name
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:type device: string
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:param gain: the user defined antenna
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:type gain: string
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"""
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if(len(antenna) == 0):
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return hw_rx_settings[device]['antenna']
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else:
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return antenna
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