Tasmota/lib/lib_basic/IRremoteESP8266-2.7.14/src/ir_Nikai.cpp
2021-01-04 18:43:58 +01:00

75 lines
2.7 KiB
C++

// Copyright 2009 Ken Shirriff
// Copyright 2017 David Conran
/// @file
/// @brief Nikai
/// @see https://github.com/crankyoldgit/IRremoteESP8266/issues/309
// Supports:
// Brand: Nikai, Model: Unknown LCD TV
#include <algorithm>
#include "IRrecv.h"
#include "IRsend.h"
#include "IRutils.h"
// Constants
const uint16_t kNikaiTick = 500;
const uint16_t kNikaiHdrMarkTicks = 8;
const uint16_t kNikaiHdrMark = kNikaiHdrMarkTicks * kNikaiTick;
const uint16_t kNikaiHdrSpaceTicks = 8;
const uint16_t kNikaiHdrSpace = kNikaiHdrSpaceTicks * kNikaiTick;
const uint16_t kNikaiBitMarkTicks = 1;
const uint16_t kNikaiBitMark = kNikaiBitMarkTicks * kNikaiTick;
const uint16_t kNikaiOneSpaceTicks = 2;
const uint16_t kNikaiOneSpace = kNikaiOneSpaceTicks * kNikaiTick;
const uint16_t kNikaiZeroSpaceTicks = 4;
const uint16_t kNikaiZeroSpace = kNikaiZeroSpaceTicks * kNikaiTick;
const uint16_t kNikaiMinGapTicks = 17;
const uint16_t kNikaiMinGap = kNikaiMinGapTicks * kNikaiTick;
#if SEND_NIKAI
/// Send a Nikai formatted message.
/// Status: STABLE / Working.
/// @param[in] data The message to be sent.
/// @param[in] nbits The number of bits of message to be sent.
/// @param[in] repeat The number of times the command is to be repeated.
void IRsend::sendNikai(uint64_t data, uint16_t nbits, uint16_t repeat) {
sendGeneric(kNikaiHdrMark, kNikaiHdrSpace, kNikaiBitMark, kNikaiOneSpace,
kNikaiBitMark, kNikaiZeroSpace, kNikaiBitMark, kNikaiMinGap, data,
nbits, 38, true, repeat, 33);
}
#endif // SEND_NIKAI
#if DECODE_NIKAI
/// Decode the supplied Nikai message.
/// Status: STABLE / Working.
/// @param[in,out] results Ptr to the data to decode & where to store the result
/// @param[in] offset The starting index to use when attempting to decode the
/// raw data. Typically/Defaults to kStartOffset.
/// @param[in] nbits The number of data bits to expect.
/// @param[in] strict Flag indicating if we should perform strict matching.
bool IRrecv::decodeNikai(decode_results *results, uint16_t offset,
const uint16_t nbits, const bool strict) {
if (strict && nbits != kNikaiBits)
return false; // We expect Nikai to be a certain sized message.
uint64_t data = 0;
// Match Header + Data + Footer
if (!matchGeneric(results->rawbuf + offset, &data,
results->rawlen - offset, nbits,
kNikaiHdrMark, kNikaiHdrSpace,
kNikaiBitMark, kNikaiOneSpace,
kNikaiBitMark, kNikaiZeroSpace,
kNikaiBitMark, kNikaiMinGap, true)) return false;
// Success
results->bits = nbits;
results->value = data;
results->decode_type = NIKAI;
results->command = 0;
results->address = 0;
return true;
}
#endif // DECODE_NIKAI