# IRremoteESP8266: IRGreeAC Class Reference

IRGreeAC Class Reference

Class for handling detailed Gree A/C messages. More...

`#include <ir_Gree.h>`

Collaboration diagram for IRGreeAC:
[legend]

## Public Member Functions

| IRGreeAC (const uint16_t pin, const gree_ac_remote_model_t model=gree_ac_remote_model_t::YAW1F, const bool inverted=false, const bool use_modulation=true)
| Class constructor. More...
void | stateReset (void)
| Reset the internal state to a fixed known good state. More...
void | send (const uint16_t repeat=kGreeDefaultRepeat)
| Send the current internal state as an IR message. More...
int8_t | calibrate (void)
| Run the calibration to calculate uSec timing offsets for this platform. More...
void | begin (void)
| Set up hardware to be able to send a message. More...
void | on (void)
| Change the power setting to On. More...
void | off (void)
| Change the power setting to Off. More...
void | setModel (const gree_ac_remote_model_t model)
| Set the model of the A/C to emulate. More...
gree_ac_remote_model_t | getModel (void) const
| Get/Detect the model of the A/C. More...
void | setPower (const bool on)
| Change the power setting. More...
bool | getPower (void) const
| Get the value of the current power setting. More...
void | setTemp (const uint8_t temp, const bool fahrenheit=false)
| Set the temp. in degrees. More...
uint8_t | getTemp (void) const
| Get the set temperature. More...
void | setUseFahrenheit (const bool on)
| Set the default temperature units to use. More...
bool | getUseFahrenheit (void) const
| Get the default temperature units in use. More...
void | setFan (const uint8_t speed)
| Set the speed of the fan. More...
uint8_t | getFan (void) const
| Get the current fan speed setting. More...
void | setMode (const uint8_t new_mode)
| Set the operating mode of the A/C. More...
uint8_t | getMode (void) const
| Get the operating mode setting of the A/C. More...
void | setLight (const bool on)
| Set the Light (LED) setting of the A/C. More...
bool | getLight (void) const
| Get the Light (LED) setting of the A/C. More...
void | setXFan (const bool on)
| Set the XFan (Mould) setting of the A/C. More...
bool | getXFan (void) const
| Get the XFan (Mould) setting of the A/C. More...
void | setSleep (const bool on)
| Set the Sleep setting of the A/C. More...
bool | getSleep (void) const
| Get the Sleep setting of the A/C. More...
void | setTurbo (const bool on)
| Set the Turbo setting of the A/C. More...
bool | getTurbo (void) const
| Get the Turbo setting of the A/C. More...
void | setIFeel (const bool on)
| Set the IFeel setting of the A/C. More...
bool | getIFeel (void) const
| Get the IFeel setting of the A/C. More...
void | setWiFi (const bool on)
| Set the Wifi (enabled) setting of the A/C. More...
bool | getWiFi (void) const
| Get the Wifi (enabled) setting of the A/C. More...
void | setSwingVertical (const bool automatic, const uint8_t position)
| Set the Vertical Swing mode of the A/C. More...
bool | getSwingVerticalAuto (void) const
| Get the Vertical Swing Automatic mode setting of the A/C. More...
uint8_t | getSwingVerticalPosition (void) const
| Get the Vertical Swing position setting of the A/C. More...
uint16_t | getTimer (void) const
| Get the timer time value from the A/C. More...
void | setTimer (const uint16_t minutes)
| Set the A/C's timer to turn off in X many minutes. More...
void | setDisplayTempSource (const uint8_t mode)
| Set temperature display mode. i.e. Internal, External temperature sensing. More...
uint8_t | getDisplayTempSource (void) const
| Get the temperature display mode. i.e. Internal, External temperature sensing. More...
stdAc::state_t | toCommon (void)
| Convert the current internal state into its stdAc::state_t equivalent. More...
uint8_t * | getRaw (void)
| Get a PTR to the internal state/code for this protocol. More...
void | setRaw (const uint8_t new_code[])
| Set the internal state from a valid code for this protocol. More...
String | toString (void)
| Convert the current internal state into a human readable string. More...

## Static Public Member Functions

static uint8_t | convertMode (const stdAc::opmode_t mode)
| Convert a stdAc::opmode_t enum into its native mode. More...
static uint8_t | convertFan (const stdAc::fanspeed_t speed)
| Convert a stdAc::fanspeed_t enum into it's native speed. More...
static uint8_t | convertSwingV (const stdAc::swingv_t swingv)
| Convert a stdAc::swingv_t enum into it's native setting. More...
static stdAc::opmode_t | toCommonMode (const uint8_t mode)
| Convert a native mode into its stdAc equivalent. More...
static stdAc::fanspeed_t | toCommonFanSpeed (const uint8_t speed)
| Convert a native fan speed into its stdAc equivalent. More...
static stdAc::swingv_t | toCommonSwingV (const uint8_t pos)
| Convert a stdAc::swingv_t enum into it's native setting. More...
static bool | validChecksum (const uint8_t state[], const uint16_t length=kGreeStateLength)
| Verify the checksum is valid for a given state. More...

## Private Member Functions

void | checksum (const uint16_t length=kGreeStateLength)
| Calculate and set the checksum values for the internal state. More...
void | fixup (void)
| Fix up the internal state so it is correct. More...
void | setTimerEnabled (const bool on)
| Set the timer enable setting of the A/C. More...
bool | getTimerEnabled (void) const
| Get the timer enabled setting of the A/C. More...

## Private Attributes

IRsend | _irsend
| Instance of the IR send class. More...
GreeProtocol | _
gree_ac_remote_model_t | _model

## Detailed Description

Class for handling detailed Gree A/C messages.

## Constructor & Destructor Documentation

## IRGreeAC()

IRGreeAC::IRGreeAC | ( | const uint16_t | pin,
|  | const gree_ac_remote_model_t | model = `gree_ac_remote_model_t::YAW1F`,
|  | const bool | inverted = `false`,
|  | const bool | use_modulation = `true`
| ) |  |

explicit

Class constructor.

Parameters

  [in] | pin | GPIO to be used when sending.
  [in] | model | The enum of the model to be emulated.
  [in] | inverted | Is the output signal to be inverted?
  [in] | use_modulation | Is frequency modulation to be used?

## Member Function Documentation

## begin()

void IRGreeAC::begin | ( | void |  | ) |

Set up hardware to be able to send a message.

## calibrate()

int8_t IRGreeAC::calibrate | ( | void |  | ) |

inline

Run the calibration to calculate uSec timing offsets for this platform.

Returns
  The uSec timing offset needed per modulation of the IR Led.

Note
  This will produce a 65ms IR signal pulse at 38kHz. Only ever needs to be run once per object instantiation, if at all.

## checksum()

void IRGreeAC::checksum | ( | const uint16_t | length = `kGreeStateLength` | ) |

private

Calculate and set the checksum values for the internal state.

Parameters

  [in] | length | The size/length of the state array to fix the checksum of.

## convertFan()

uint8_t IRGreeAC::convertFan | ( | const stdAc::fanspeed_t | speed | ) |

static

Convert a stdAc::fanspeed_t enum into it's native speed.

Parameters

  [in] | speed | The enum to be converted.

Returns
  The native equivalent of the enum.

## convertMode()

uint8_t IRGreeAC::convertMode | ( | const stdAc::opmode_t | mode | ) |

static

Convert a stdAc::opmode_t enum into its native mode.

Parameters

  [in] | mode | The enum to be converted.

Returns
  The native equivalent of the enum.

## convertSwingV()

uint8_t IRGreeAC::convertSwingV | ( | const stdAc::swingv_t | swingv | ) |

static

Convert a stdAc::swingv_t enum into it's native setting.

Parameters

  [in] | swingv | The enum to be converted.

Returns
  The native equivalent of the enum.

## fixup()

void IRGreeAC::fixup | ( | void |  | ) |

private

Fix up the internal state so it is correct.

Note
  Internal use only.

## getDisplayTempSource()

uint8_t IRGreeAC::getDisplayTempSource | ( | void |  | ) | const

Get the temperature display mode. i.e. Internal, External temperature sensing.

Returns
  The current temp source being displayed.

## getFan()

uint8_t IRGreeAC::getFan | ( | void |  | ) | const

Get the current fan speed setting.

Returns
  The current fan speed.

## getIFeel()

bool IRGreeAC::getIFeel | ( | void |  | ) | const

Get the IFeel setting of the A/C.

Returns
  true, the setting is on. false, the setting is off.

## getLight()

bool IRGreeAC::getLight | ( | void |  | ) | const

Get the Light (LED) setting of the A/C.

Returns
  true, the setting is on. false, the setting is off.

## getMode()

uint8_t IRGreeAC::getMode | ( | void |  | ) | const

Get the operating mode setting of the A/C.

Returns
  The current operating mode setting.

## getModel()

gree_ac_remote_model_t IRGreeAC::getModel | ( | void |  | ) | const

Get/Detect the model of the A/C.

Returns
  The enum of the compatible model.

## getPower()

bool IRGreeAC::getPower | ( | void |  | ) | const

Get the value of the current power setting.

Returns
  true, the setting is on. false, the setting is off.

See also
  https://github.com/crankyoldgit/IRremoteESP8266/issues/814

## getRaw()

uint8_t * IRGreeAC::getRaw | ( | void |  | ) |

Get a PTR to the internal state/code for this protocol.

Returns
  PTR to a code for this protocol based on the current internal state.

## getSleep()

bool IRGreeAC::getSleep | ( | void |  | ) | const

Get the Sleep setting of the A/C.

Returns
  true, the setting is on. false, the setting is off.

## getSwingVerticalAuto()

bool IRGreeAC::getSwingVerticalAuto | ( | void |  | ) | const

Get the Vertical Swing Automatic mode setting of the A/C.

Returns
  true, the setting is on. false, the setting is off.

## getSwingVerticalPosition()

uint8_t IRGreeAC::getSwingVerticalPosition | ( | void |  | ) | const

Get the Vertical Swing position setting of the A/C.

Returns
  The native position/mode.

## getTemp()

uint8_t IRGreeAC::getTemp | ( | void |  | ) | const

Get the set temperature.

Returns
  The temperature in degrees in the current units (C/F) set.

## getTimer()

uint16_t IRGreeAC::getTimer | ( | void |  | ) | const

Get the timer time value from the A/C.

Returns
  The number of minutes the timer is set for.

## getTimerEnabled()

bool IRGreeAC::getTimerEnabled | ( | void |  | ) | const

private

Get the timer enabled setting of the A/C.

Returns
  true, the setting is on. false, the setting is off.

## getTurbo()

bool IRGreeAC::getTurbo | ( | void |  | ) | const

Get the Turbo setting of the A/C.

Returns
  true, the setting is on. false, the setting is off.

## getUseFahrenheit()

bool IRGreeAC::getUseFahrenheit | ( | void |  | ) | const

Get the default temperature units in use.

Returns
  true is Fahrenheit, false is Celsius.

## getWiFi()

bool IRGreeAC::getWiFi | ( | void |  | ) | const

Get the Wifi (enabled) setting of the A/C.

Returns
  true, the setting is on. false, the setting is off.

## getXFan()

bool IRGreeAC::getXFan | ( | void |  | ) | const

Get the XFan (Mould) setting of the A/C.

Returns
  true, the setting is on. false, the setting is off.

## off()

void IRGreeAC::off | ( | void |  | ) |

Change the power setting to Off.

## on()

void IRGreeAC::on | ( | void |  | ) |

Change the power setting to On.

## send()

void IRGreeAC::send | ( | const uint16_t | repeat = `kGreeDefaultRepeat` | ) |

Send the current internal state as an IR message.

Parameters

  [in] | repeat | Nr. of times the message will be repeated.

## setDisplayTempSource()

void IRGreeAC::setDisplayTempSource | ( | const uint8_t | mode | ) |

Set temperature display mode. i.e. Internal, External temperature sensing.

Parameters

  [in] | mode | The desired temp source to display.

Note
  In order for the A/C unit properly accept these settings. You must cycle (send) in the following order: kGreeDisplayTempOff(0) -> kGreeDisplayTempSet(1) -> kGreeDisplayTempInside(2) ->kGreeDisplayTempOutside(3) -> kGreeDisplayTempOff(0). The unit will no behave correctly if the changes of this setting are sent out of order.

See also
  https://github.com/crankyoldgit/IRremoteESP8266/issues/1118#issuecomment-628242152

## setFan()

void IRGreeAC::setFan | ( | const uint8_t | speed | ) |

Set the speed of the fan.

Parameters

  [in] | speed | The desired setting. 0 is auto, 1-3 is the speed.

## setIFeel()

void IRGreeAC::setIFeel | ( | const bool | on | ) |

Set the IFeel setting of the A/C.

Parameters

  [in] | on | true, the setting is on. false, the setting is off.

## setLight()

void IRGreeAC::setLight | ( | const bool | on | ) |

Set the Light (LED) setting of the A/C.

Parameters

  [in] | on | true, the setting is on. false, the setting is off.

## setMode()

void IRGreeAC::setMode | ( | const uint8_t | new_mode | ) |

Set the operating mode of the A/C.

Parameters

  [in] | new_mode | The desired operating mode.

## setModel()

void IRGreeAC::setModel | ( | const gree_ac_remote_model_t | model | ) |

Set the model of the A/C to emulate.

Parameters

  [in] | model | The enum of the appropriate model.

## setPower()

void IRGreeAC::setPower | ( | const bool | on | ) |

Change the power setting.

Parameters

  [in] | on | true, the setting is on. false, the setting is off.

See also
  https://github.com/crankyoldgit/IRremoteESP8266/issues/814

## setRaw()

void IRGreeAC::setRaw | ( | const uint8_t | new_code[] | ) |

Set the internal state from a valid code for this protocol.

Parameters

  [in] | new_code | A valid code for this protocol.

## setSleep()

void IRGreeAC::setSleep | ( | const bool | on | ) |

Set the Sleep setting of the A/C.

Parameters

  [in] | on | true, the setting is on. false, the setting is off.

## setSwingVertical()

void IRGreeAC::setSwingVertical | ( | const bool | automatic,
|  | const uint8_t | position
| ) |  |

Set the Vertical Swing mode of the A/C.

Parameters

  [in] | automatic | Do we use the automatic setting?
  [in] | position | The position/mode to set the vanes to.

## setTemp()

void IRGreeAC::setTemp | ( | const uint8_t | temp,
|  | const bool | fahrenheit = `false`
| ) |  |

Set the temp. in degrees.

Parameters

  [in] | temp | Desired temperature in Degrees.
  [in] | fahrenheit | Use units of Fahrenheit and set that as units used. false is Celsius (Default), true is Fahrenheit.

Note
  The unit actually works in Celsius with a special optional "extra degree" when sending Fahrenheit.

## setTimer()

void IRGreeAC::setTimer | ( | const uint16_t | minutes | ) |

Set the A/C's timer to turn off in X many minutes.

Parameters

  [in] | minutes | The number of minutes the timer should be set for.

Note
  Stores time internally in 30 min units. e.g. 5 mins means 0 (& Off), 95 mins is 90 mins (& On). Max is 24 hours.

## setTimerEnabled()

void IRGreeAC::setTimerEnabled | ( | const bool | on | ) |

private

Set the timer enable setting of the A/C.

Parameters

  [in] | on | true, the setting is on. false, the setting is off.

## setTurbo()

void IRGreeAC::setTurbo | ( | const bool | on | ) |

Set the Turbo setting of the A/C.

Parameters

  [in] | on | true, the setting is on. false, the setting is off.

## setUseFahrenheit()

void IRGreeAC::setUseFahrenheit | ( | const bool | on | ) |

Set the default temperature units to use.

Parameters

  [in] | on | Use Fahrenheit as the units. true is Fahrenheit, false is Celsius.

## setWiFi()

void IRGreeAC::setWiFi | ( | const bool | on | ) |

Set the Wifi (enabled) setting of the A/C.

Parameters

  [in] | on | true, the setting is on. false, the setting is off.

## setXFan()

void IRGreeAC::setXFan | ( | const bool | on | ) |

Set the XFan (Mould) setting of the A/C.

Parameters

  [in] | on | true, the setting is on. false, the setting is off.

## stateReset()

void IRGreeAC::stateReset | ( | void |  | ) |

Reset the internal state to a fixed known good state.

## toCommon()

stdAc::state_t IRGreeAC::toCommon | ( | void |  | ) |

Convert the current internal state into its stdAc::state_t equivalent.

Returns
  The stdAc equivalent of the native settings.

## toCommonFanSpeed()

stdAc::fanspeed_t IRGreeAC::toCommonFanSpeed | ( | const uint8_t | speed | ) |

static

Convert a native fan speed into its stdAc equivalent.

Parameters

  [in] | speed | The native setting to be converted.

Returns
  The stdAc equivalent of the native setting.

## toCommonMode()

stdAc::opmode_t IRGreeAC::toCommonMode | ( | const uint8_t | mode | ) |

static

Convert a native mode into its stdAc equivalent.

Parameters

  [in] | mode | The native setting to be converted.

Returns
  The stdAc equivalent of the native setting.

## toCommonSwingV()

stdAc::swingv_t IRGreeAC::toCommonSwingV | ( | const uint8_t | pos | ) |

static

Convert a stdAc::swingv_t enum into it's native setting.

Parameters

  [in] | pos | The enum to be converted.

Returns
  The native equivalent of the enum.

## toString()

String IRGreeAC::toString | ( | void |  | ) |

Convert the current internal state into a human readable string.

Returns
  A human readable string.

## validChecksum()

bool IRGreeAC::validChecksum | ( | const uint8_t | state[],
|  | const uint16_t | length = `kGreeStateLength`
| ) |  |

static

Verify the checksum is valid for a given state.

Parameters

  [in] | state | The array to verify the checksum of.
  [in] | length | The length of the state array.

Returns
  true, if the state has a valid checksum. Otherwise, false.

## Member Data Documentation

## _

GreeProtocol IRGreeAC::_

private

## _irsend

IRsend IRGreeAC::_irsend

private

Instance of the IR send class.

## _model

gree_ac_remote_model_t IRGreeAC::_model

private

The documentation for this class was generated from the following files:

- src/ir_Gree.h
- src/ir_Gree.cpp