# IRremoteESP8266: IRHitachiAc424 Class Reference

IRHitachiAc424 Class Reference

Class for handling detailed Hitachi 53-byte/424-bit A/C messages. More...

`#include <ir_Hitachi.h>`

Inheritance diagram for IRHitachiAc424:
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Collaboration diagram for IRHitachiAc424:
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## Public Member Functions

| IRHitachiAc424 (const uint16_t pin, const bool inverted=false, const bool use_modulation=true)
| Class constructor. More...
virtual void | stateReset (void)
| Reset the internal state to a fixed known good state. More...
virtual void | send (const uint16_t repeat=kHitachiAcDefaultRepeat)
| 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 | 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, bool setPrevious=true)
| Set the temperature. More...
uint8_t | getTemp (void) const
| Get the current temperature setting. 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...
uint8_t | getButton (void) const
| Get the Button/Command setting of the A/C. More...
void | setButton (const uint8_t button)
| Set the Button/Command pressed setting of the A/C. More...
void | setSwingVToggle (const bool on)
| Set the Vertical Swing toggle setting of the A/C. More...
bool | getSwingVToggle (void) const
| Get the Vertical Swing toggle setting of the A/C. More...
void | setMode (const uint8_t 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...
uint8_t * | getRaw (void)
| Get a PTR to the internal state/code for this protocol. More...
virtual void | setRaw (const uint8_t new_code[], const uint16_t length=kHitachiAc424StateLength)
| Set the internal state from a valid code for this protocol. More...
virtual stdAc::state_t | toCommon (void) const
| Convert the current internal state into its stdAc::state_t equivalent. More...
virtual String | toString (void) const
| Convert the 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 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...

## Private Member Functions

void | setInvertedStates (void)
| Update the internal consistency check for the protocol. More...
String | _toString (void) const
| Convert the internal state into a human readable string for the settings that are common to protocols of this nature. More...

## Private Attributes

IRsend | _irsend
| Instance of the IR send class. More...
Hitachi424Protocol | _
uint8_t | _previoustemp

## Friends

class | IRHitachiAc344

## Detailed Description

Class for handling detailed Hitachi 53-byte/424-bit A/C messages.

## Constructor & Destructor Documentation

## IRHitachiAc424()

IRHitachiAc424::IRHitachiAc424 | ( | const uint16_t | pin,
|  | const bool | inverted = `false`,
|  | const bool | use_modulation = `true`
| ) |  |

explicit

Class constructor.

Parameters

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

## Member Function Documentation

## _toString()

String IRHitachiAc424::_toString | ( | void |  | ) | const

private

Convert the internal state into a human readable string for the settings that are common to protocols of this nature.

Returns
  A string containing the common settings in human-readable form.

## begin()

void IRHitachiAc424::begin | ( | void |  | ) |

Set up hardware to be able to send a message.

## calibrate()

int8_t IRHitachiAc424::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.

## convertFan()

uint8_t IRHitachiAc424::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 IRHitachiAc424::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.

## getButton()

uint8_t IRHitachiAc424::getButton | ( | void |  | ) | const

Get the Button/Command setting of the A/C.

Returns
  The value of the button/command that was pressed.

## getFan()

uint8_t IRHitachiAc424::getFan | ( | void |  | ) | const

Get the current fan speed setting.

Returns
  The current fan speed.

## getMode()

uint8_t IRHitachiAc424::getMode | ( | void |  | ) | const

Get the operating mode setting of the A/C.

Returns
  The current operating mode setting.

## getPower()

bool IRHitachiAc424::getPower | ( | void |  | ) | const

Get the value of the current power setting.

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

## getRaw()

uint8_t * IRHitachiAc424::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.

## getSwingVToggle()

bool IRHitachiAc424::getSwingVToggle | ( | void |  | ) | const

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

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

## getTemp()

uint8_t IRHitachiAc424::getTemp | ( | void |  | ) | const

Get the current temperature setting.

Returns
  The current setting for temp. in degrees celsius.

## off()

void IRHitachiAc424::off | ( | void |  | ) |

Change the power setting to Off.

## on()

void IRHitachiAc424::on | ( | void |  | ) |

Change the power setting to On.

## send()

void IRHitachiAc424::send | ( | const uint16_t | repeat = `kHitachiAcDefaultRepeat` | ) |

virtual

Send the current internal state as an IR message.

Parameters

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

Reimplemented in IRHitachiAc344.

## setButton()

void IRHitachiAc424::setButton | ( | const uint8_t | button | ) |

Set the Button/Command pressed setting of the A/C.

Parameters

  [in] | button | The value of the button/command that was pressed.

## setFan()

void IRHitachiAc424::setFan | ( | const uint8_t | speed | ) |

Set the speed of the fan.

Parameters

  [in] | speed | The desired setting.

## setInvertedStates()

void IRHitachiAc424::setInvertedStates | ( | void |  | ) |

private

Update the internal consistency check for the protocol.

## setMode()

void IRHitachiAc424::setMode | ( | const uint8_t | mode | ) |

Set the operating mode of the A/C.

Parameters

  [in] | mode | The desired operating mode.

## setPower()

void IRHitachiAc424::setPower | ( | const bool | on | ) |

Change the power setting.

Parameters

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

## setRaw()

void IRHitachiAc424::setRaw | ( | const uint8_t | new_code[],
|  | const uint16_t | length = `kHitachiAc424StateLength`
| ) |  |

virtual

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

Parameters

  [in] | new_code | A valid code for this protocol.
  [in] | length | The length of the new_code array.

Reimplemented in IRHitachiAc344.

## setSwingVToggle()

void IRHitachiAc424::setSwingVToggle | ( | const bool | on | ) |

Set the Vertical Swing toggle setting of the A/C.

Parameters

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

Note
  The remote does not keep state of the vertical swing. A byte is sent indicating the swing button is pressed on the remote

## setTemp()

void IRHitachiAc424::setTemp | ( | const uint8_t | celsius,
|  | bool | setPrevious = `true`
| ) |  |

Set the temperature.

Parameters

  [in] | celsius | The temperature in degrees celsius.
  [in] | setPrevious | true, remember this if we change mode. false, don't.

## stateReset()

void IRHitachiAc424::stateReset | ( | void |  | ) |

virtual

Reset the internal state to a fixed known good state.

Note
  Reset to auto fan, cooling, 23° Celsius

Reimplemented in IRHitachiAc344.

## toCommon()

stdAc::state_t IRHitachiAc424::toCommon | ( | void |  | ) | const

virtual

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

Returns
  The stdAc equivalent of the native settings.

Reimplemented in IRHitachiAc344.

## toCommonFanSpeed()

stdAc::fanspeed_t IRHitachiAc424::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 IRHitachiAc424::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.

## toString()

String IRHitachiAc424::toString | ( | void |  | ) | const

virtual

Convert the internal state into a human readable string.

Returns
  A string containing the settings in human-readable form.

Reimplemented in IRHitachiAc344.

## Friends And Related Function Documentation

## IRHitachiAc344

friend class IRHitachiAc344

friend

## Member Data Documentation

## _

Hitachi424Protocol IRHitachiAc424::_

private

## _irsend

IRsend IRHitachiAc424::_irsend

private

Instance of the IR send class.

## _previoustemp

uint8_t IRHitachiAc424::_previoustemp

private

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

- src/ir_Hitachi.h
- src/ir_Hitachi.cpp