mirror of
https://github.com/gnss-sdr/gnss-sdr
synced 2024-11-09 19:40:04 +00:00
81 lines
2.4 KiB
C
81 lines
2.4 KiB
C
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/*----------------------------------------------------------------------------------------------*/
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//
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// FILENAME: gps_source.h
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//
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// DESCRIPTION: Defines the GPS_Source class.
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//
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// DEVELOPERS: Gregory W. Heckler (2003-2009)
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//
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// LICENSE TERMS: Copyright (c) Gregory W. Heckler 2009
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//
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// This file is part of the GPS Software Defined Radio (GPS-SDR)
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//
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// The GPS-SDR is free software; you can redistribute it and/or modify it under the terms of the
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// GNU General Public License as published by the Free Software Foundation; either version 2 of
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// the License, or (at your option) any later version. The GPS-SDR is distributed in the hope that
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// it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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// more details.
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//
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// Note: Comments within this file follow a syntax that is compatible with
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// DOXYGEN and are utilized for automated document extraction
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//
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// Reference:
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/*----------------------------------------------------------------------------------------------*/
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#ifndef GN3S_SOURCE_H_
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#define GN3S_SOURCE_H_
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#include "gn3s_defines.h"
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#include "gn3s.h"
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/*! \ingroup CLASSES
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*
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*/
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class gn3s_Source
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{
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private:
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/* Generic variables */
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int source_type; //!< Source type
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int sample_mode; //!< Sample mode
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int leftover; //!< Leftover bytes for USRP double buffering
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int bwrite; //!< Bytes somthing something?
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int ms_count; //!< Count the numbers of ms processed
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bool flag_first_read;
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/* Tag overflows */
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time_t rawtime;
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struct tm * timeinfo;
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/* AGC Values */
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int agc_scale; //!< To do the AGC
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int overflw; //!< Overflow counter
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int soverflw; //!< Overflow counter
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/* Data buffers */
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signed char gbuff[GN3S_SAMPS_5MS*2]; //!< Byte buffer for GN3S
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GN3S_CPX buff[GN3S_SAMPS_5MS]; //!< Base buffer for GN3S
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/* SOURCE_SIGE_GN3S Handles */
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gn3s *gn3s_a;
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private:
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void Open_GN3S(); //!< Open the SparkFun GN3S Sampler
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void Close_GN3S(); //!< Close the SparkFun GN3S Sampler
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void Read_GN3S(gn3s_ms_packet *_p,int n_samples); //!< Read from the SparkFun GN3S Sampler
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public:
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gn3s_Source(); //!< Create the GPS source with the proper hardware type
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~gn3s_Source(); //!< Kill the object
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void Read(gn3s_ms_packet *_p,int n_samples); //!< Read in a single ms of data
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int getScale(){return(agc_scale);}
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int getOvrflw(){return(overflw);}
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};
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#endif /* GN3S_SOURCE_H_ */
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