mirror of
https://github.com/Show-maket/IR-protocol.git
synced 2025-05-03 06:40:16 +00:00
428 lines
13 KiB
C++
428 lines
13 KiB
C++
#include "IR_Encoder.h"
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#include "IR_DecoderRaw.h"
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#define LoopOut 12
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#define ISR_Out 10
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#define TestOut 13
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IR_Encoder::IR_Encoder(uint16_t addr, IR_DecoderRaw *decPair = nullptr)
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{
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id = addr;
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this->decPair = decPair;
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signal = noSignal;
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isSending = false;
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#if disablePairDec
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if (decPair != nullptr)
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{
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blindDecoders = new IR_DecoderRaw *[1]
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{ decPair };
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decodersCount = 1;
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}
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#endif
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if (decPair != nullptr)
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{
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decPair->encoder = this;
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}
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};
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void IR_Encoder::setBlindDecoders(IR_DecoderRaw *decoders[], uint8_t count)
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{
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#if disablePairDec
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if (blindDecoders != nullptr)
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delete[] blindDecoders;
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#endif
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decodersCount = count;
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blindDecoders = decoders;
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}
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IR_Encoder::~IR_Encoder()
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{
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delete[] bitLow;
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delete[] bitHigh;
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};
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void IR_Encoder::sendData(uint16_t addrTo, uint8_t dataByte, bool needAccept = false)
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{
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uint8_t *dataPtr = new uint8_t[1];
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dataPtr[0] = dataByte;
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sendData(addrTo, dataPtr, 1, needAccept);
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delete[] dataPtr;
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}
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void IR_Encoder::sendData(uint16_t addrTo, uint8_t *data = nullptr, uint8_t len = 0, bool needAccept = false){
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sendData(id, addrTo, data, len, needAccept);
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}
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void IR_Encoder::sendData(uint16_t addrFrom, uint16_t addrTo, uint8_t *data = nullptr, uint8_t len = 0, bool needAccept = false)
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{
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if (len > bytePerPack)
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{
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return;
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}
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constexpr uint8_t dataStart = msgBytes + addrBytes + addrBytes;
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memset(sendBuffer, 0x00, dataByteSizeMax);
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uint8_t packSize = msgBytes + addrBytes + addrBytes + len + crcBytes;
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uint8_t msgType =
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((needAccept ? IR_MSG_DATA_ACCEPT : IR_MSG_DATA_NOACCEPT) << 5) | (packSize & IR_MASK_MSG_INFO);
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// формирование массива
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// msg_type
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sendBuffer[0] = msgType;
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// addr_self
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sendBuffer[1] = addrFrom >> 8 & 0xFF;
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sendBuffer[2] = addrFrom & 0xFF;
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// addr_to
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sendBuffer[3] = addrTo >> 8 & 0xFF;
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sendBuffer[4] = addrTo & 0xFF;
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for (uint16_t i = dataStart; (i < dataStart + len) && (data != nullptr); i++)
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{
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sendBuffer[i] = ((uint8_t *)data)[i - dataStart];
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}
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// data crc
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sendBuffer[packSize - crcBytes] = crc8(sendBuffer, 0, packSize - crcBytes, poly1) & 0xFF;
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sendBuffer[packSize - crcBytes + 1] = crc8(sendBuffer, 0, packSize - crcBytes + 1, poly2) & 0xFF;
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// if (decPair != nullptr) {
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// decPair->isWaitingAccept = ((msgType >> 5) & IR_MASK_MSG_TYPE == IR_MSG_DATA_ACCEPT);
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// if (decPair->isWaitingAccept) {
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// decPair->addrWaitingFrom = addrTo;
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// }
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// }
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// отправка
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rawSend(sendBuffer, packSize);
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}
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void IR_Encoder::sendAccept(uint16_t addrTo, uint8_t customByte = 0)
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{
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constexpr uint8_t packsize = msgBytes + addrBytes + 1U + crcBytes;
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memset(sendBuffer, 0x00, dataByteSizeMax);
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sendBuffer[0] = IR_MSG_ACCEPT << 5;
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sendBuffer[0] |= packsize & IR_MASK_MSG_INFO; // размер пакета
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// addr_self
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sendBuffer[1] = id >> 8 & 0xFF;
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sendBuffer[2] = id & 0xFF;
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// Serial.print("\nRAW Accept to ");
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// Serial.println(addrTo);
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sendBuffer[3] = customByte;
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// data crc
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sendBuffer[4] = crc8(sendBuffer, 0, 4, poly1) & 0xFF;
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sendBuffer[5] = crc8(sendBuffer, 0, 5, poly2) & 0xFF;
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rawSend(sendBuffer, packsize);
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}
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void IR_Encoder::sendRequest(uint16_t addrTo)
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{
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constexpr uint8_t packsize = msgBytes + addrBytes + addrBytes + crcBytes;
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memset(sendBuffer, 0x00, dataByteSizeMax);
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sendBuffer[0] = IR_MSG_REQUEST << 5;
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sendBuffer[0] |= packsize & IR_MASK_MSG_INFO;
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// addr_self
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sendBuffer[1] = id >> 8 & 0xFF;
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sendBuffer[2] = id & 0xFF;
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// addr_to
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sendBuffer[3] = addrTo >> 8 & 0xFF;
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sendBuffer[4] = addrTo & 0xFF;
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// data crc
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sendBuffer[5] = crc8(sendBuffer, 0, 5, poly1) & 0xFF;
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sendBuffer[6] = crc8(sendBuffer, 0, 6, poly2) & 0xFF;
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rawSend(sendBuffer, packsize);
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}
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void IR_Encoder::sendBack(uint8_t data)
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{
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_sendBack(false, 0, &data, 1);
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}
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void IR_Encoder::sendBack(uint8_t *data = nullptr, uint8_t len = 0)
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{
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_sendBack(false, 0, data, len);
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}
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void IR_Encoder::sendBackTo(uint16_t addrTo, uint8_t *data = nullptr, uint8_t len = 0)
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{
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_sendBack(true, addrTo, data, len);
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}
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void IR_Encoder::_sendBack(bool isAdressed, uint16_t addrTo, uint8_t *data, uint8_t len)
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{
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if (len > bytePerPack)
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{
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return;
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}
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memset(sendBuffer, 0x00, dataByteSizeMax);
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uint8_t dataStart = msgBytes + addrBytes + (isAdressed ? addrBytes : 0);
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uint8_t packSize = msgBytes + addrBytes + (isAdressed ? addrBytes : 0) + min(1, len) + crcBytes;
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uint8_t msgType =
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((isAdressed ? IR_MSG_BACK_TO : IR_MSG_BACK) << 5) | ((packSize) & (IR_MASK_MSG_INFO >> 1));
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// формирование массива
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// msg_type
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sendBuffer[0] = msgType;
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// addr_from or data
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sendBuffer[1] = id >> 8 & 0xFF;
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sendBuffer[2] = id & 0xFF;
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// addr_to
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sendBuffer[3] = addrTo >> 8 & 0xFF;
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sendBuffer[4] = addrTo & 0xFF;
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for (uint16_t i = dataStart; i < dataStart + len; i++)
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{
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sendBuffer[i] = ((uint8_t *)data)[i - dataStart];
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}
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// data crc
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sendBuffer[packSize - crcBytes] = crc8(sendBuffer, 0, packSize - crcBytes, poly1) & 0xFF;
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sendBuffer[packSize - crcBytes + 1] = crc8(sendBuffer, 0, packSize - crcBytes + 1, poly2) & 0xFF;
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// отправка
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rawSend(sendBuffer, packSize);
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}
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void IR_Encoder::setDecoder_isSending()
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{
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if (decodersCount)
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{
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for (uint8_t i = 0; i < decodersCount; i++)
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{
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blindDecoders[i]->isPairSending ^= id;
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}
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}
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}
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void IR_Encoder::rawSend(uint8_t *ptr, uint8_t len)
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{
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if (isSending)
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{
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// TODO: Обработка повторной отправки
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return;
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}
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setDecoder_isSending();
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cli();
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sendLen = len;
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toggleCounter = preambToggle; // Первая генерация для первого signal
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dataBitCounter = bitPerByte - 1;
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dataByteCounter = 0;
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preambFrontCounter = preambPulse * 2 - 1; // -1 за счёт генерации уже на этапе сразу после инициализации
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dataSequenceCounter = bitPerByte * 2;
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syncSequenceCounter = syncBits * 2;
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signal = preamb;
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isSending = true;
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state = HIGH;
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currentBitSequence = bitHigh;
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isSending = true;
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sei();
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}
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void IR_Encoder::isr()
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{
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if (!isSending)
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return;
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ir_out_virtual = !ir_out_virtual && state;
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if (toggleCounter)
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{
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toggleCounter--;
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}
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else
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{
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IsrStart:
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switch (signal)
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{
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case noSignal:
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signal = preamb;
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// сброс счетчиков
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// ...
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isSending = false;
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setDecoder_isSending();
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return;
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break;
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case preamb:
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if (preambFrontCounter)
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{
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preambFrontCounter--;
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toggleCounter = preambToggle; // Вторая и последующие генерации для этого signal
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}
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else
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{ // Конец преамбулы, переход на следующий signal
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signal = data;
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state = !LOW; // Инверсное состояние первой генерации следующего signal
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goto IsrStart; // Применение новых параметров в этй же итерации прерывания
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}
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break;
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case data:
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if (dataSequenceCounter)
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{
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if (!(dataSequenceCounter & 1U))
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{ // если чётный - смена бита
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currentBitSequence = ((sendBuffer[dataByteCounter] >> dataBitCounter) & 1U) ? bitHigh : bitLow; // определение текущего бита
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dataBitCounter--;
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}
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toggleCounter = currentBitSequence[!state];
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dataSequenceCounter--;
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}
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else
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{ // Конец data, переход на следующий signal
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syncLastBit = ((sendBuffer[dataByteCounter]) & 1U);
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dataByteCounter++;
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dataBitCounter = bitPerByte - 1;
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dataSequenceCounter = bitPerByte * 2;
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signal = sync;
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goto IsrStart; // Применение новых параметров в этй же итерации прерывания
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}
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break;
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case sync:
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if (syncSequenceCounter)
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{
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if (!(syncSequenceCounter & 1U))
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{ // если чётный - смена бита
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if (syncSequenceCounter == 2)
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{ // Если последний бит
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currentBitSequence = ((sendBuffer[dataByteCounter]) & 0b10000000) ? bitLow : bitHigh;
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}
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else
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{
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currentBitSequence = syncLastBit ? bitLow : bitHigh; // определение текущего бита
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syncLastBit = !syncLastBit;
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}
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}
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toggleCounter = currentBitSequence[!state];
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syncSequenceCounter--;
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}
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else
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{ // Конец sync, переход на следующий signal
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signal = data;
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syncSequenceCounter = syncBits * 2;
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if (dataByteCounter >= sendLen)
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{ // определение конца данных
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signal = noSignal;
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}
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goto IsrStart; // Применение новых параметров в этй же итерации прерывания
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}
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break;
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default:
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return;
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break;
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}
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state = !state;
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}
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}
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void old()
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{ ///////////////////////////////////////////////////////
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// void IR_Encoder::rawSend(uint8_t* ptr, uint8_t len) {
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// /*tmp*/bool LOW_FIRST = false;/*tmp*/
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// if (decoders != nullptr) { decoders->isPairSending = true; }
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// bool prev = 1;
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// bool next;
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// send_EMPTY(preambPulse); // преамбула
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// for (uint16_t byteNum = 0; byteNum < len; byteNum++) {
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// sendByte(ptr[byteNum], &prev, LOW_FIRST);
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// if (byteNum < len - 1) {
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// next = ptr[byteNum + 1] & (LOW_FIRST ? 0b00000001 : 0b10000000);
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// } else {
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// next = 0;
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// }
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// addSync(&prev, &next);
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// }
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// if (decoders != nullptr) { decoders->isPairSending = false; }
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// }
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}
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void IR_Encoder::sendByte(uint8_t byte, bool *prev, bool LOW_FIRST)
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{
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uint8_t mask = LOW_FIRST ? 0b00000001 : 0b10000000;
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for (uint8_t bitShift = 8; bitShift; bitShift--)
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{
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// digitalWrite(9, HIGH);
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// digitalWrite(9, LOW);
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byte &mask ? send_HIGH(prev) : send_LOW();
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*prev = byte & mask;
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LOW_FIRST ? mask <<= 1 : mask >>= 1;
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// digitalWrite(9, HIGH);
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// digitalWrite(9, LOW);
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}
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}
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void IR_Encoder::addSync(bool *prev, bool *next)
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{
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switch (syncBits)
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{
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case 0:
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break;
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case 1:
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*prev ? send_LOW() : send_HIGH();
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*prev = !*prev;
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break;
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default:
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for (int16_t i = 0; i < syncBits - 1; i++)
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{
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*prev ? send_LOW() : send_HIGH();
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*prev = !*prev;
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}
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*next ? send_LOW() : send_HIGH(0);
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*prev = !*next;
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break;
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}
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}
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void IR_Encoder::send_HIGH(bool prevBite = 1)
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{
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// if (/* prevBite */1) {
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// meanderBlock(bitPauseTakts * 2, halfPeriod, LOW);
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// meanderBlock(bitActiveTakts, halfPeriod, HIGH);
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// } else { // более короткий HIGH после нуля
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// meanderBlock(bitTakts - (bitActiveTakts - bitPauseTakts), halfPeriod, LOW);
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// meanderBlock(bitActiveTakts - bitPauseTakts, halfPeriod, HIGH);
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// }
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}
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void IR_Encoder::send_LOW()
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{
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// meanderBlock(bitPauseTakts, halfPeriod, LOW);
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// meanderBlock(bitActiveTakts, halfPeriod, LOW);
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// meanderBlock(bitPauseTakts, halfPeriod, HIGH);
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}
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void IR_Encoder::send_EMPTY(uint8_t count)
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{
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// for (size_t i = 0; i < count * 2; i++) {
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// meanderBlock((bitPauseTakts * 2 + bitActiveTakts), halfPeriod, prevPreambBit);
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// prevPreambBit = !prevPreambBit;
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// }
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// meanderBlock(bitPauseTakts * 2 + bitActiveTakts, halfPeriod, 0); //TODO: Отодвинуть преамбулу
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}
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