Tasmota/lib/lib_basic/IRremoteESP8266/src/ir_Trotec.cpp
2021-03-25 08:40:27 +01:00

341 lines
12 KiB
C++

// Copyright 2017 stufisher
// Copyright 2019 crankyoldgit
/// @file
/// @brief Support for Trotec protocols.
/// @see https://github.com/crankyoldgit/IRremoteESP8266/pull/279
/// @see https://github.com/crankyoldgit/IRremoteESP8266/issues/1176
#include "ir_Trotec.h"
#include <algorithm>
#include <cstring>
#ifndef UNIT_TEST
#include <Arduino.h>
#endif
#include "IRremoteESP8266.h"
#include "IRtext.h"
#include "IRutils.h"
// Constants
const uint16_t kTrotecHdrMark = 5952;
const uint16_t kTrotecHdrSpace = 7364;
const uint16_t kTrotecBitMark = 592;
const uint16_t kTrotecOneSpace = 1560;
const uint16_t kTrotecZeroSpace = 592;
const uint16_t kTrotecGap = 6184;
const uint16_t kTrotecGapEnd = 1500; // made up value
using irutils::addBoolToString;
using irutils::addFanToString;
using irutils::addIntToString;
using irutils::addLabeledString;
using irutils::addModeToString;
using irutils::addTempToString;
#if SEND_TROTEC
/// Send a Trotec message.
/// Status: Beta / Probably Working.
/// @param[in] data The message to be sent.
/// @param[in] nbytes The number of bytes of message to be sent.
/// @param[in] repeat The number of times the command is to be repeated.
void IRsend::sendTrotec(const unsigned char data[], const uint16_t nbytes,
const uint16_t repeat) {
if (nbytes < kTrotecStateLength) return;
enableIROut(36);
for (uint16_t r = 0; r <= repeat; r++) {
sendGeneric(kTrotecHdrMark, kTrotecHdrSpace, kTrotecBitMark,
kTrotecOneSpace, kTrotecBitMark, kTrotecZeroSpace,
kTrotecBitMark, kTrotecGap, data, nbytes, 36, false,
0, // Repeats handled elsewhere
50);
// More footer
mark(kTrotecBitMark);
space(kTrotecGapEnd);
}
}
#endif // SEND_TROTEC
/// Class constructor
/// @param[in] pin GPIO to be used when sending.
/// @param[in] inverted Is the output signal to be inverted?
/// @param[in] use_modulation Is frequency modulation to be used?
IRTrotecESP::IRTrotecESP(const uint16_t pin, const bool inverted,
const bool use_modulation)
: _irsend(pin, inverted, use_modulation) { stateReset(); }
/// Set up hardware to be able to send a message.
void IRTrotecESP::begin(void) { _irsend.begin(); }
#if SEND_TROTEC
/// Send the current internal state as an IR message.
/// @param[in] repeat Nr. of times the message will be repeated.
void IRTrotecESP::send(const uint16_t repeat) {
_irsend.sendTrotec(getRaw(), kTrotecStateLength, repeat);
}
#endif // SEND_TROTEC
/// Calculate the checksum for a given state.
/// @param[in] state The array to calc the checksum of.
/// @param[in] length The length/size of the array.
/// @return The calculated checksum value.
uint8_t IRTrotecESP::calcChecksum(const uint8_t state[],
const uint16_t length) {
return sumBytes(state + 2, length - 3);
}
/// Verify the checksum is valid for a given state.
/// @param[in] state The array to verify the checksum of.
/// @param[in] length The length/size of the array.
/// @return true, if the state has a valid checksum. Otherwise, false.
bool IRTrotecESP::validChecksum(const uint8_t state[], const uint16_t length) {
return state[length - 1] == calcChecksum(state, length);
}
/// Calculate & set the checksum for the current internal state of the remote.
void IRTrotecESP::checksum(void) {
_.Sum = sumBytes(_.raw + 2, kTrotecStateLength - 3);
}
/// Reset the state of the remote to a known good state/sequence.
void IRTrotecESP::stateReset(void) {
for (uint8_t i = 2; i < kTrotecStateLength; i++) _.raw[i] = 0x0;
_.Intro1 = kTrotecIntro1;
_.Intro2 = kTrotecIntro2;
_.Power = false;
setTemp(kTrotecDefTemp);
_.Fan = kTrotecFanMed;
_.Mode = kTrotecAuto;
}
/// Get a PTR to the internal state/code for this protocol.
/// @return PTR to a code for this protocol based on the current internal state.
uint8_t* IRTrotecESP::getRaw(void) {
checksum();
return _.raw;
}
/// Set the internal state from a valid code for this protocol.
/// @param[in] state A valid code for this protocol.
void IRTrotecESP::setRaw(const uint8_t state[]) {
memcpy(_.raw, state, kTrotecStateLength);
}
/// Set the requested power state of the A/C to on.
void IRTrotecESP::on(void) { setPower(true); }
/// Set the requested power state of the A/C to off.
void IRTrotecESP::off(void) { setPower(false); }
/// Change the power setting.
/// @param[in] on true, the setting is on. false, the setting is off.
void IRTrotecESP::setPower(const bool on) {
_.Power = on;
}
/// Get the value of the current power setting.
/// @return true, the setting is on. false, the setting is off.
bool IRTrotecESP::getPower(void) const {
return _.Power;
}
/// Set the speed of the fan.
/// @param[in] fan The desired setting.
void IRTrotecESP::setSpeed(const uint8_t fan) {
uint8_t speed = std::min(fan, kTrotecFanHigh);
_.Fan = speed;
}
/// Get the current fan speed setting.
/// @return The current fan speed/mode.
uint8_t IRTrotecESP::getSpeed(void) const {
return _.Fan;
}
/// Set the operating mode of the A/C.
/// @param[in] mode The desired operating mode.
void IRTrotecESP::setMode(const uint8_t mode) {
_.Mode = (mode > kTrotecFan) ? kTrotecAuto : mode;
}
/// Get the operating mode setting of the A/C.
/// @return The current operating mode setting.
uint8_t IRTrotecESP::getMode(void) const {
return _.Mode;
}
/// Set the temperature.
/// @param[in] celsius The temperature in degrees celsius.
void IRTrotecESP::setTemp(const uint8_t celsius) {
uint8_t temp = std::max(celsius, kTrotecMinTemp);
temp = std::min(temp, kTrotecMaxTemp);
_.Temp = temp - kTrotecMinTemp;
}
/// Get the current temperature setting.
/// @return The current setting for temp. in degrees celsius.
uint8_t IRTrotecESP::getTemp(void) const {
return _.Temp + kTrotecMinTemp;
}
/// Set the Sleep setting of the A/C.
/// @param[in] on true, the setting is on. false, the setting is off.
void IRTrotecESP::setSleep(const bool on) {
_.Sleep = on;
}
/// Get the Sleep setting of the A/C.
/// @return true, the setting is on. false, the setting is off.
bool IRTrotecESP::getSleep(void) const {
return _.Sleep;
}
/// Set the timer time in nr. of Hours.
/// @param[in] timer Nr. of Hours. Max is `kTrotecMaxTimer`
void IRTrotecESP::setTimer(const uint8_t timer) {
_.Timer = timer;
_.Hours = (timer > kTrotecMaxTimer) ? kTrotecMaxTimer : timer;
}
/// Get the timer time in nr. of Hours.
/// @return Nr. of Hours.
uint8_t IRTrotecESP::getTimer(void) const { return _.Hours; }
/// Convert a stdAc::opmode_t enum into its native mode.
/// @param[in] mode The enum to be converted.
/// @return The native equivalent of the enum.
uint8_t IRTrotecESP::convertMode(const stdAc::opmode_t mode) {
switch (mode) {
case stdAc::opmode_t::kCool: return kTrotecCool;
case stdAc::opmode_t::kDry: return kTrotecDry;
case stdAc::opmode_t::kFan: return kTrotecFan;
// Note: No Heat mode.
default: return kTrotecAuto;
}
}
/// Convert a stdAc::fanspeed_t enum into it's native speed.
/// @param[in] speed The enum to be converted.
/// @return The native equivalent of the enum.
uint8_t IRTrotecESP::convertFan(const stdAc::fanspeed_t speed) {
switch (speed) {
case stdAc::fanspeed_t::kMin:
case stdAc::fanspeed_t::kLow: return kTrotecFanLow;
case stdAc::fanspeed_t::kMedium: return kTrotecFanMed;
case stdAc::fanspeed_t::kHigh:
case stdAc::fanspeed_t::kMax: return kTrotecFanHigh;
default: return kTrotecFanMed;
}
}
/// Convert a native mode into its stdAc equivalent.
/// @param[in] mode The native setting to be converted.
/// @return The stdAc equivalent of the native setting.
stdAc::opmode_t IRTrotecESP::toCommonMode(const uint8_t mode) {
switch (mode) {
case kTrotecCool: return stdAc::opmode_t::kCool;
case kTrotecDry: return stdAc::opmode_t::kDry;
case kTrotecFan: return stdAc::opmode_t::kFan;
default: return stdAc::opmode_t::kAuto;
}
}
/// Convert a native fan speed into its stdAc equivalent.
/// @param[in] spd The native setting to be converted.
/// @return The stdAc equivalent of the native setting.
stdAc::fanspeed_t IRTrotecESP::toCommonFanSpeed(const uint8_t spd) {
switch (spd) {
case kTrotecFanHigh: return stdAc::fanspeed_t::kMax;
case kTrotecFanMed: return stdAc::fanspeed_t::kMedium;
case kTrotecFanLow: return stdAc::fanspeed_t::kMin;
default: return stdAc::fanspeed_t::kAuto;
}
}
/// Convert the current internal state into its stdAc::state_t equivalent.
/// @return The stdAc equivalent of the native settings.
stdAc::state_t IRTrotecESP::toCommon(void) const {
stdAc::state_t result;
result.protocol = decode_type_t::TROTEC;
result.power = _.Power;
result.mode = toCommonMode(_.Mode);
result.celsius = true;
result.degrees = getTemp();
result.fanspeed = toCommonFanSpeed(_.Fan);
result.sleep = _.Sleep ? 0 : -1;
// Not supported.
result.model = -1; // Not supported.
result.swingv = stdAc::swingv_t::kOff;
result.swingh = stdAc::swingh_t::kOff;
result.turbo = false;
result.light = false;
result.filter = false;
result.econo = false;
result.quiet = false;
result.clean = false;
result.beep = false;
result.clock = -1;
return result;
}
/// Convert the current internal state into a human readable string.
/// @return A human readable string.
String IRTrotecESP::toString(void) const {
String result = "";
result.reserve(100); // Reserve some heap for the string to reduce fragging.
result += addBoolToString(_.Power, kPowerStr, false);
result += addModeToString(_.Mode, kTrotecAuto, kTrotecCool, kTrotecAuto,
kTrotecDry, kTrotecFan);
result += addTempToString(getTemp());
result += addFanToString(_.Fan, kTrotecFanHigh, kTrotecFanLow,
kTrotecFanHigh, kTrotecFanHigh, kTrotecFanMed);
result += addBoolToString(_.Sleep, kSleepStr);
return result;
}
#if DECODE_TROTEC
/// Decode the supplied Trotec message.
/// Status: STABLE / Works. Untested on real devices.
/// @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.
/// @return True if it can decode it, false if it can't.
bool IRrecv::decodeTrotec(decode_results *results, uint16_t offset,
const uint16_t nbits, const bool strict) {
if (results->rawlen <= 2 * nbits + kHeader + 2 * kFooter - 1 + offset)
return false; // Can't possibly be a valid Trotec A/C message.
if (strict && nbits != kTrotecBits) return false;
uint16_t used;
// Header + Data + Footer #1
used = matchGeneric(results->rawbuf + offset, results->state,
results->rawlen - offset, nbits,
kTrotecHdrMark, kTrotecHdrSpace,
kTrotecBitMark, kTrotecOneSpace,
kTrotecBitMark, kTrotecZeroSpace,
kTrotecBitMark, kTrotecGap, true,
_tolerance, 0, false);
if (used == 0) return false;
offset += used;
// Footer #2
if (!matchMark(results->rawbuf[offset++], kTrotecBitMark)) return false;
if (offset <= results->rawlen &&
!matchAtLeast(results->rawbuf[offset++], kTrotecGapEnd)) return false;
// Compliance
// Verify we got a valid checksum.
if (strict && !IRTrotecESP::validChecksum(results->state)) return false;
// Success
results->decode_type = TROTEC;
results->bits = nbits;
// No need to record the state as we stored it as we decoded it.
// As we use result->state, we don't record value, address, or command as it
// is a union data type.
return true;
}
#endif // DECODE_TROTEC