mirror of
https://github.com/Show-maket/IR-protocol.git
synced 2025-05-04 07:10:16 +00:00
200 lines
14 KiB
C++
200 lines
14 KiB
C++
#pragma once
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#include <Arduino.h>
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#include <list>
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// #define IRDEBUG_INFO
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/*//////////////////////////////////////////////////////////////////////////////////////
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Для работы в паре положить декодер в энкодер
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*/
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// Адресация с 1 до 65 499
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#define IR_Broadcast 65000 // 65 500 ~ 65 535 - широковещательные пакеты (всем), возможно разделить на 35 типов
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/*
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Адрес 0 запрещен и зарезервирован под NULL, либо тесты
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IR_MSG_ACCEPT с адреса 0 воспринимается всеми устройствами
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Адресное пространство:
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Излучатели контрольных точек: 1000 ~ 1999
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Излучатели без обратной связиЖ 2000 ~ 2999
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Излучатели светофоров: 3000 ~ 3999
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/```````````````````````````````````````````````` data pack `````````````````````````````````````````````\
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{``````````} [````````````````````````] [````````````````````] [````````````````````````] [``````````````]
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{ msg type } [ addr_from uint16_t ] [ addr_to uint16_t ] [====== data bytes ======] [ CRC Bytes ]
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{..........} [........................] [....................] [........................] [..............]
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{ aka size } [addr_from_H][addr_from_L] [addr_to_H][addr_to_L] [data_H][data_n..][data_L] [ crc1 ][ crc2 ]
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| 0 1 2 3 4 5 | |
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\____________________________________________________________________________________________/ |
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\____________________________________________________________________________________________________/
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msg type:
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// __________
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// | 01234567 |
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// ----------
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// | xxx..... | = тип сообщения
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// | ...xxxxx | = длина (максимум 31 бита)
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// ---------- */
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#define IR_MSG_BACK 0U // | 000...... | = Задний сигнал машинки
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#define IR_MSG_ACCEPT 1U // | 001..... | = подтверждение
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#define IR_MSG_REQUEST 2U // | 010..... | = запрос
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#define IR_MSG_ 3U // | 011..... | = ??
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#define IR_MSG_BACK_TO 4U // | 100..... | = Задний сигнал машинки c адресацией
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#define IR_MSG_ 5U // | 101..... | = ??
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#define IR_MSG_DATA_NOACCEPT 6U // | 110..... | = данные, не требующие подтверждения
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#define IR_MSG_DATA_ACCEPT 7U // | 111..... | = данные требующие подтверждения
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; /* // ----------
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/``````````````````````````````` подтверждение `````````````````````````````\ /``````````````````````````````````````` запрос ``````````````````````````````````\
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{``````````} [````````````````````````] [``````````````````] [``````````````] {``````````} [````````````````````````] [````````````````````````] [``````````````]
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{ msg type } [ addr_from uint16_t ] [=== customByte ===] [ CRC Bytes ] { msg type } [ addr_from uint16_t ] [ addr_to uint16_t ] [ CRC Bytes ]
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{..........} [........................] [..................] [..............] {..........} [........................] [........................] [..............]
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{ 001..... } [addr_from_H][addr_from_L] [=== customByte ===] [ crc1 ][ crc2 ] { 010..... } [addr_from_H][addr_from_L] [addr_from_H][addr_from_L] [ crc1 ][ crc2 ]
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| 0 1 2 3 4 5 | 0 1 2 3 4 5 6
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\________________________________________________________________/ | \_____________________________________________________________________/ |
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| | | |
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\________________________________________________________________________/ \_____________________________________________________________________________/
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customByte - контрольная сумма принятых данных по poly1
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/`````````````````````` Задний сигнал машинки без адресации ``````````````````````\
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{``````````} [````````````````````````] [````````````````````````] [``````````````]
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{ msg type } [ addr_from uint16_t ] [====== data bytes ======] [ CRC Bytes ]
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{..........} [........................] [........................] [..............]
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{ 0000xxxx } [addr_from_H][addr_from_L] [data_H][data_n..][data_L] [ crc1 ][ crc2 ]
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| 0 1 2 3 | |
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\_____________________________________________________________________/ |
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\_____________________________________________________________________________/
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/```````````````````````````````````` Задний сигнал машинки с адресацией ````````````````````````````````````\
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{``````````} [````````````````````````] [````````````````````````] [````````````````````````] [``````````````]
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{ msg type } [ addr_from uint16_t ] [ addr_to uint16_t ] [====== data bytes ======] [ CRC Bytes ]
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{..........} [........................] [........................] [........................] [..............]
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{ 0001xxxx } [addr_from_H][addr_from_L] [addr_from_H][addr_from_L] [data_H][data_n..][data_L] [ crc1 ][ crc2 ]
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| 0 1 2 3 4 5 | |
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\________________________________________________________________________________________________/ |
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\________________________________________________________________________________________________________/
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*/
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#define IR_MASK_MSG_TYPE 0b00000111
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#define IR_MASK_MSG_INFO 0b00011111
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/*
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/////////////////////////////////////////////////////////////////////////////////////*/
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typedef uint16_t crc_t;
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// #define BRUTEFORCE_CHECK // Перепроверяет пакет на 1 битные ошибки //TODO: зависает
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#define bytePerPack 16 // колличество байтов в пакете
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#ifndef freeFrec
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#define freeFrec false
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#endif
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#ifndef subBufferSize
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#define subBufferSize 50 // Буфер для складирования фронтов, пока их не обработают (передатчик)
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#endif
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#define preambPulse 3
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#define disablePairDec false // Отключать парный приёмник, возможны баги, используйте setBlindDecoders()
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/////////////////////////////////////////////////////////////////////////////////////
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#define bitPerByte 8U // Колличество бит в байте
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#define addrBytes 2
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#define msgBytes 1
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#define crcBytes 2
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#define poly1 0x31
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#define poly2 0x8C
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#define syncBits 3U // количество битов синхронизации
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#define dataByteSizeMax (msgBytes + addrBytes + addrBytes + bytePerPack + crcBytes)
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#define preambFronts (preambPulse * 2) // количество фронтов преамбулы (Приём)
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#define preambToggle ((bitPauseTakts * 2 + bitActiveTakts) * 2 - 1) // колличество переключений преамбулы (Передача)
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#define carrierFrec 38000U // частота несущей (Приём/Передача)
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#define carrierPeriod (1000000U / carrierFrec) // период несущей в us (Приём)
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// В процессе работы значения будут отклонятся в соответствии с предыдущим битом
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#define bitActiveTakts 25U // длительность высокого уровня в тактах
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#define bitPauseTakts 12U // длительность низкого уровня в тактах
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#define bitTakts (bitActiveTakts + bitPauseTakts) // Общая длительность бита в тактах
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#define bitTime (bitTakts * carrierPeriod) // Общая длительность бита
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#define tolerance 300U
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constexpr uint16_t test_all_Time = bitTime;
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constexpr uint16_t test_all_Takts = bitTakts*2;
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constexpr uint16_t test_hi = ((bitPauseTakts) * 2 - 0 ) + ((bitActiveTakts) * 2 - 0);
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constexpr uint16_t test_low = ((bitPauseTakts/2 + bitActiveTakts) * 2 - 0)+((bitPauseTakts) - 0);
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class IR_FOX
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{
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public:
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struct PackOffsets
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{
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uint8_t msgOffset;
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uint8_t addrFromOffset;
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uint8_t addrToOffset;
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uint8_t dataOffset;
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uint8_t crcOffset;
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};
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struct ErrorsStruct
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{
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uint8_t lowSignal = 0;
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uint8_t highSignal = 0;
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uint8_t other = 0;
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void reset()
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{
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lowSignal = 0;
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highSignal = 0;
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other = 0;
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}
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uint16_t all() { return lowSignal + highSignal + other; }
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};
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struct PackInfo
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{
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uint8_t *buffer = nullptr;
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uint8_t packSize = 0;
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uint16_t crc = 0;
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ErrorsStruct err;
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uint16_t rTime = 0;
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};
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inline uint16_t getId() { return id; }
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inline void setId(uint16_t id) { this->id = id; }
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static void checkAddressRuleApply(uint16_t address, uint16_t id, bool &flag);
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void setPin(uint8_t pin);
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inline uint8_t getPin(){return pin;};
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protected:
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uint16_t id;
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uint8_t pin;
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GPIO_TypeDef *port;
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uint16_t mask;
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ErrorsStruct errors;
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uint8_t crc8(uint8_t *data, uint8_t start, uint8_t end, uint8_t poly);
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};
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