mirror of https://github.com/g4klx/MMDVM.git
67 lines
1.6 KiB
C++
67 lines
1.6 KiB
C++
/*
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* Copyright (C) 2018 by Florian Wolters DF2ET
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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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#include "Config.h"
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#include "Globals.h"
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#include "CalPOCSAG.h"
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// POCSAG 600 Hz Test Pattern
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CCalPOCSAG::CCalPOCSAG() :
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m_transmit(false),
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m_state(POCSAGCAL_IDLE),
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m_audioSeq(0U)
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{
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}
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void CCalPOCSAG::process()
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{
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pocsagTX.process();
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uint16_t space = pocsagTX.getSpace();
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if (space < 1U)
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return;
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switch (m_state) {
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case POCSAGCAL_TX:
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//pocsagTX.writeData(POCSAG_CAL[m_audioSeq], POCSAG_FRAME_LENGTH_BYTES + 1U);
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m_audioSeq = (m_audioSeq + 1U) % 4U;
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if(!m_transmit)
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m_state = POCSAGCAL_IDLE;
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break;
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default:
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m_state = POCSAGCAL_IDLE;
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m_audioSeq = 0U;
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break;
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}
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}
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uint8_t CCalPOCSAG::write(const uint8_t* data, uint8_t length)
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{
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if (length != 1U)
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return 4U;
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m_transmit = data[0U] == 1U;
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if(m_transmit && m_state == POCSAGCAL_IDLE)
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m_state = POCSAGCAL_TX;
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return 0U;
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}
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