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033c4e9a5b
* Updated style * Updated files * fixed new line * Updated spacing * File fix WIP * Updated to clang 13 * updated comment style * Removed old comment code
112 lines
3.0 KiB
C++
112 lines
3.0 KiB
C++
/*
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* Copyright (C) 2017 Jared Boone, ShareBrained Technology, Inc.
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* Copyright (C) 2017 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 __EMU_CC1101_H__
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#define __EMU_CC1101_H__
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#include <cstdint>
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#include <array>
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#include "utility.hpp"
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namespace cc1101 {
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// Data rate (Bauds)
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// Whitening: Everything except preamble and sync word, init value = 111111111
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// Packet format: preamble, sync word, (opt) length, (opt) address, payload, (opt) CRC
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// Preamble: 8*n bits of 10101010
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// Sync word: 2 bytes (can be repeated twice)
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// Length: 1 byte (address + payload)
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// 2-FSK: 0=-dev, 1=+dev
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// 4-FSK: 00=-1/3dev, 01=-dev, 10=1/3dev, 11=+dev (preamble and sync are in 2-FSK)
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// OOK: PA on or off
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// ASK: Power can be adjusted
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// FEC: ?
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class CC1101Emu {
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public:
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// CC1101Emu();
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//~CC1101Emu();
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enum packet_mode_t {
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FIXED_LENGTH,
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VARIABLE_LENGTH,
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INFINITE_LENGTH
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};
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enum modulation_t {
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TWO_FSK,
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GFSK,
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OOK,
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FOUR_FSK,
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MSK,
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};
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void set_sync_word(const uint16_t sync_word) {
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sync_word_ = sync_word;
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};
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void set_address(const uint8_t address) {
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address_ = address;
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};
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void set_packet_length(const uint8_t packet_length) {
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packet_length_ = packet_length;
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};
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void set_data_config(const bool CRC, const bool manchester, const bool whitening) {
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CRC_ = CRC;
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manchester_ = manchester;
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whitening_ = whitening;
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};
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void set_packet_mode(const packet_mode_t packet_mode) {
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packet_mode_ = packet_mode;
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};
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void set_modulation(const modulation_t modulation) {
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modulation_ = modulation;
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}
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void set_num_preamble(const uint8_t num_preamble) { // 2, 3, 4, 6, 8, 12, 16, or 24
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num_preamble_ = num_preamble;
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};
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void set_deviation(const size_t deviation) {
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deviation_ = deviation;
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};
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private:
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uint16_t sync_word_{0xD391};
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uint8_t address_{0x00};
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uint8_t packet_length_{0};
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bool CRC_{false};
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bool manchester_{false};
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bool whitening_{true};
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packet_mode_t packet_mode_{VARIABLE_LENGTH};
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modulation_t modulation_{TWO_FSK};
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uint8_t num_preamble_{4};
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size_t deviation_{4000};
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uint16_t whitening_pn{0x1FF};
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void whitening_init();
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uint8_t whiten_byte(uint8_t byte);
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};
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} /* namespace cc1101 */
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#endif /*__EMU_CC1101_H__*/
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