117 lines
3.8 KiB
C++
117 lines
3.8 KiB
C++
/*
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* Copyright (C) 2011-2017 by Jonathan Naylor G4KLX
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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 2 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, write to the Free Software
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* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*/
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#ifndef MODEM_H
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#define MODEM_H
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#include "RingBuffer.h"
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#include "Defines.h"
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#include "Timer.h"
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#include <string>
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#include <cstdint>
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class CModem {
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public:
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CModem(const std::string& port, bool duplex, bool rxInvert, bool txInvert, bool pttInvert, unsigned int txDelay, unsigned int dmrDelay, int oscOffset, const std::string& samplesDir, bool debug = false);
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~CModem();
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void setRFParams(unsigned int rxFrequency, unsigned int txFrequency);
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void setModeParams(bool dstarEnabled, bool dmrEnabled, bool ysfEnabled, bool p25Enabled);
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void setLevels(unsigned int rxLevel, unsigned int cwIdTXLevel, unsigned int dstarTXLevel, unsigned int dmrTXLevel, unsigned int ysfTXLevel, unsigned int p25Enabled);
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void setDMRParams(unsigned int colorCode);
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bool open();
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unsigned int readDStarData(unsigned char* data);
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unsigned int readDMRData1(unsigned char* data);
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unsigned int readDMRData2(unsigned char* data);
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unsigned int readYSFData(unsigned char* data);
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unsigned int readP25Data(unsigned char* data);
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unsigned int readSerial(unsigned char* data, unsigned int length);
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bool hasDStarSpace() const;
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bool hasDMRSpace1() const;
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bool hasDMRSpace2() const;
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bool hasYSFSpace() const;
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bool hasP25Space() const;
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bool hasTX() const;
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bool hasCD() const;
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bool hasLockout() const;
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bool hasError() const;
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bool writeDStarData(const unsigned char* data, unsigned int length);
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bool writeDMRData1(const unsigned char* data, unsigned int length);
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bool writeDMRData2(const unsigned char* data, unsigned int length);
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bool writeYSFData(const unsigned char* data, unsigned int length);
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bool writeP25Data(const unsigned char* data, unsigned int length);
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bool writeDMRStart(bool tx);
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bool writeDMRShortLC(const unsigned char* lc);
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bool writeDMRAbort(unsigned int slotNo);
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bool writeSerial(const unsigned char* data, unsigned int length);
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bool setMode(unsigned char mode);
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bool sendCWId(const std::string& callsign);
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HW_TYPE getHWType() const;
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void clock(unsigned int ms);
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void close();
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private:
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std::string m_samplesDir;
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bool m_debug;
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CRingBuffer<unsigned char> m_rxDStarData;
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CRingBuffer<unsigned char> m_rxDMRData2;
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CRingBuffer<unsigned char> m_rxYSFData;
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CRingBuffer<unsigned char> m_rxP25Data;
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CTimer m_dmrTimer;
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CTimer m_ysfTimer;
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CTimer m_p25Timer;
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FILE* m_dmrFP;
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FILE* m_ysfFP;
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FILE* m_p25FP;
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int16_t m_thresholdVal;
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int16_t m_centreVal;
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int16_t m_threshold[16U];
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int16_t m_centre[16U];
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uint16_t m_averagePtr;
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void processYSF();
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void processP25();
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void processDMR();
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void dmrCalculateLevels(const int16_t* symbols);
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void dmrSamplesToBits(const int16_t* symbols, unsigned char* buffer);
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void ysfCalculateLevels(const int16_t* symbols);
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void ysfSamplesToBits(const int16_t* symbols, unsigned char* buffer);
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void p25CalculateLevels(const int16_t* symbols);
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void p25SamplesToBits(const int16_t* symbols, unsigned char* buffer);
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};
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#endif
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