mirror of
https://github.com/portapack-mayhem/mayhem-firmware.git
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78 lines
2.4 KiB
C++
78 lines
2.4 KiB
C++
/*
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* Copyright (C) 2014 Jared Boone, ShareBrained Technology, Inc.
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* Copyright (C) 2016 Furrtek
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*
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* This file is part of PortaPack.
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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, or (at your option)
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* 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; see the file COPYING. If not, write to
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* the Free Software Foundation, Inc., 51 Franklin Street,
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* Boston, MA 02110-1301, USA.
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*/
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#ifndef __PROC_OOK_H__
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#define __PROC_OOK_H__
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#include "baseband_processor.hpp"
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#include "baseband_thread.hpp"
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class OOKProcessor : public BasebandProcessor {
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public:
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void execute(const buffer_c8_t& buffer) override;
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void on_message(const Message* const p) override;
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private:
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bool configured = false;
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uint32_t samples_per_bit{0};
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uint8_t repeat{0};
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uint32_t length{0};
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uint32_t pause{0};
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uint8_t de_bruijn_length{0};
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uint32_t pause_counter{0};
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uint8_t repeat_counter{0};
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uint8_t s{0};
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uint16_t bit_pos{0};
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uint8_t cur_bit{0};
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uint32_t sample_count{0};
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uint32_t tone_phase{0}, phase{0}, sphase{0};
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int32_t tone_sample{0}, sig{0}, frq{0};
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TXProgressMessage txprogress_message{};
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static constexpr auto MAX_DE_BRUIJN_ORDER = 24;
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uint8_t v[MAX_DE_BRUIJN_ORDER];
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uint8_t v_tmp[MAX_DE_BRUIJN_ORDER];
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unsigned int idx{0};
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unsigned int k{0};
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unsigned int duval_symbols{0};
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unsigned int duval_length{0};
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unsigned int duval_bit{0};
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unsigned int duval_sample_bit{0};
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unsigned int duval_symbol{0};
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size_t scan_progress{0};
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uint8_t scan_done{true};
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/* NB: Threads should be the last members in the class definition. */
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BasebandThread baseband_thread{2280000, this, baseband::Direction::Transmit};
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size_t duval_algo_step();
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void scan_process(const buffer_c8_t& buffer);
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bool scan_init(unsigned int order);
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bool scan_encode(const buffer_c8_t& buffer, size_t& buf_ptr);
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void write_sample(const buffer_c8_t& buffer, uint8_t bit_value, size_t i);
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};
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#endif
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