Analyzer plug

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2026-04-07 13:25:55 +03:00
parent e7d7c0e1c1
commit 7651f07e0a
37 changed files with 3040 additions and 0 deletions

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#pragma once
#include <cstdint>
namespace irfox {
constexpr uint32_t kCarrierPeriodUs = 1000000U / 38000U;
constexpr uint32_t kBitActiveTakts = 25U;
constexpr uint32_t kBitPauseTakts = 12U;
constexpr uint32_t kBitTakts = kBitActiveTakts + kBitPauseTakts;
constexpr uint32_t kBitTimeUs = kBitTakts * kCarrierPeriodUs;
constexpr uint32_t kToleranceUs = 300U;
/** Синхронно с IR_config.h: IR_SHORT_LOW_GLITCH_REJECT (1 = включено, как на железе). */
#ifndef IRFOX_SHORT_LOW_GLITCH_REJECT
#define IRFOX_SHORT_LOW_GLITCH_REJECT 1
#endif
#ifndef IRFOX_RISE_INCLUSIVE_AROUND
#define IRFOX_RISE_INCLUSIVE_AROUND 1
#endif
#ifndef IRFOX_RISE_GRAY_SINGLE_BIT_FALLBACK
#define IRFOX_RISE_GRAY_SINGLE_BIT_FALLBACK 0
#endif
#ifndef IRFOX_GLITCH_REJECT_PHASE_NUDGE
#define IRFOX_GLITCH_REJECT_PHASE_NUDGE 1
#endif
#ifndef IRFOX_MICRO_GAP_RISE_REJECT
#define IRFOX_MICRO_GAP_RISE_REJECT 1
#endif
#ifndef IRFOX_IN_MARK_DOUBLE_FALL_IGNORE
#define IRFOX_IN_MARK_DOUBLE_FALL_IGNORE 0
#endif
constexpr uint8_t kBitPerByte = 8U;
constexpr uint8_t kMsgBytes = 1;
constexpr uint8_t kAddrBytes = 2;
constexpr uint8_t kCrcBytes = 2;
constexpr uint8_t kPoly1 = 0x31;
constexpr uint8_t kPoly2 = 0x8C;
constexpr uint8_t kSyncBits = 3U;
constexpr uint8_t kBytePerPack = 31;
constexpr uint8_t kDataByteSizeMax =
static_cast<uint8_t>(kMsgBytes + kAddrBytes + kAddrBytes + kBytePerPack + kCrcBytes);
constexpr uint8_t kPreambPulse = 3;
constexpr uint8_t kPreambFronts = kPreambPulse * 2U;
inline uint32_t irTimeoutUs(uint32_t riseSyncTimeUs)
{
const uint32_t riseMax = riseSyncTimeUs + kToleranceUs;
return riseMax * (8U + kSyncBits + 1U);
}
inline bool aroundRisePeriod(uint32_t periodUs, uint32_t riseSyncTimeUs)
{
const uint32_t lo = riseSyncTimeUs > kToleranceUs ? riseSyncTimeUs - kToleranceUs : 0U;
const uint32_t hi = riseSyncTimeUs + kToleranceUs;
#if IRFOX_RISE_INCLUSIVE_AROUND
return lo <= periodUs && periodUs <= hi;
#else
return lo < periodUs && periodUs < hi;
#endif
}
/** Синхронно с IR_config.h: IR_RISE_GRAY_SINGLE_BIT_FALLBACK. */
inline bool riseGraySingleBitFallback(uint32_t periodUs, uint32_t riseSyncTimeUs)
{
const uint32_t hi = riseSyncTimeUs + kToleranceUs;
const uint32_t twice = riseSyncTimeUs * 2U;
return periodUs > hi && periodUs <= twice;
}
/** Синхронно с IR_config.h: IR_GLITCH_REJECT_PHASE_NUDGE. */
inline void irfoxGlitchPhaseNudgeUs(double edge_us, uint32_t rise_sync_us, double& prev_rise_us)
{
#if IRFOX_GLITCH_REJECT_PHASE_NUDGE
if (!(edge_us > static_cast<double>(rise_sync_us)))
return;
const double nudged = edge_us - static_cast<double>(rise_sync_us);
if (nudged > prev_rise_us && nudged < edge_us)
prev_rise_us = nudged;
#else
(void)edge_us;
(void)rise_sync_us;
(void)prev_rise_us;
#endif
}
} // namespace irfox