Synaptic Simulations

SimVars

Index of all simulator variables (L-Vars and H-Events) that the A220 reads and writes, organized by system. These can be used to read and modify the aircraft state's using external applications.

Avionics

VariableUnitDescription
L:A22X Master Caution WarningBoolAcknowledges master caution/warning alert when set
L:A22X Caution PBABoolWhether the master caution annunciator is illuminated
L:A22X Warning PBABoolWhether the master warning annunciator is illuminated
L:A22X Display Tune InhibitBoolToggles inhibition of display radio tuning when set
L:A22X Display Tune InhibitedBoolWhether display radio tuning is currently inhibited
L:A22X L Chrono
L:A22X R Chrono
BoolToggles chronometer when set

Brakes

VariableUnitDescription
L:A22X Alternate BrakeBoolWhether the alternate brake system is selected
L:A22X Parking BrakeBoolWhether the parking brake is commanded on
L:A22X AutobrakeEnumSelected autobrake setting
  1. RTO
  2. OFF
  3. LO
  4. MED
  5. HI

Display Units

VariableUnitDescription
L:A22X DU1 Backlight
L:A22X DU2 Backlight
L:A22X DU3 Backlight
L:A22X DU4 Backlight
L:A22X DU5 Backlight
Percent over 100Display backlight brightness, from off (0) to full bright (1)
L:A22X L Outboard Brightness
L:A22X L Inboard Brightness
L:A22X R Inboard Brightness
L:A22X R Outboard Brightness
L:A22X Lower Brightness
Percent over 100Sets display brightness, from off (0) to full bright (1)

Multifunction Keyboard Panel (MKP) & Reversion Panel

{side} is L or R for the left/right keyboard panel.

VariableUnitDescription
L:A22X L MKP Brightness
L:A22X R MKP Brightness
NumberThe brightness setting of the {side} (L/R) multifunction keyboard panel's backlighting
L:A22X L MKP Powered
L:A22X R MKP Powered
BoolWhether the {side} (L/R) multifunction keyboard panel is powered
L:A22X L ADS ReversionBoolWhether the left air data source (ADS) reversion pushbutton has been pressed
L:A22X R ADS ReversionBoolWhether the right air data source (ADS) reversion pushbutton has been pressed
L:A22X L IRS ReversionBoolWhether the left inertial reference system (IRS) reversion pushbutton has been pressed
L:A22X R IRS ReversionBoolWhether the right inertial reference system (IRS) reversion pushbutton has been pressed
L:A22X Reversion ModeEnumThe selected display reversion mode: Manual, Auto, or Swap

Lights

VariableUnitDescription
L:A22X Pedestal Integral LightsNumberThe pedestal integral lighting knob position
L:A22X Glareshield Integral LightsNumberThe glareshield integral lighting knob position
L:A22X Overhead Integral LightsNumberThe overhead panel integral lighting knob position
L:A22X CB Integral LightsNumberThe circuit breaker panel integral lighting knob position
L:A22X Flood LightsNumberThe cockpit flood lighting knob position
L:A22X Entrance LightsNumberThe entrance (ceiling/floor) lighting knob position
L:A22X L Reading Lights
L:A22X R Reading Lights
Percent over 100Sets readling lights brightness, from off (0) to full bright (1)
L:A22X L Console Lights
L:A22X R Console Lights
NumberThe right console lighting knob position
L:A22X L Map Lights
L:A22X R Map Lights
NumberThe right map light knob position
L:A22X L Foot Lights
L:A22X R Foot Lights
BoolWhether the right footwell light switch is on
L:A22X L Bag Lights
L:A22X R Bag Lights
BoolWhether the right flight bag light switch is on
L:A22X Dome Lights AnnunciatorBoolWhether the dome lights annunciator is illuminated

Electronic Flight Control System (EFCS)

Sidestick & Pedal Animation

VariableUnitDescription
L:A22X L Sidestick XNumberLateral (roll) deflection of the left sidestick, driven for 3D model animation
L:A22X L Sidestick YNumberLongitudinal (pitch) deflection of the left sidestick, driven for 3D model animation
L:A22X Rudder PedalsNumberRudder pedal deflection, driven for 3D model animation

Motor Control Electronics (MCE) — Horizontal Stabilizer Trim

VariableUnitDescription
L:A22X Horizontal StabilizerPercent over 100Horizontal stabilizer trim animation position, as a ratio of the full trim travel range

Pitch/Roll/Rudder/Spoiler Inceptor Transformers (RVDT)

VariableUnitDescription
L:A22X Spoiler LeverNumberCurrent spoiler/speedbrake lever position (0–1), written for animation

Flight Control Panel

VariableUnitDescription
L:A22X FCP BrightnessPercent over 100Sets FCP brightness, from off (0) to full bright (1)
L:A22X FCP BacklightPercent over 100FCP backlight brightness, from off (0) to full bright (1)
L:A22X AP MasterBoolWhether autopilot master is engaged
L:A22X AT MasterBoolWhether autothrottle master engaged is engaged
L:A22X FG EDMBoolWhether emergency descent mode is engaged
L:A22X FG SourceEnumCurrent flight guidance source
  1. Left
  2. Right
L:A22X FG Half BankBoolWhether half-bank mode is engaged
L:A22X FG HeadingBoolWhether heading select mode is engaged
L:A22X FG LNAVBoolWhether navigation mode is engaged
L:A22X FG ApproachBoolWhether approach mode is armed or engaged
L:A22X FG Flight LevelBoolWhether flight level change mode is engaged
L:A22X FG AltitudeBoolWhether altitude hold mode is engaged
L:A22X FG VNAVBoolWhether vertical navigation mode is engaged
L:A22X FG Vertical SpeedBoolWhether vertical speed mode is engaged
L:A22X FG Flight Path AngleBoolWhether flight path angle mode is engaged
L:A22X Selected FPADegreeSelected flight path angle target
L:A22X EDMBoolToggles emergency descent mode switch when set
L:A22X FG Source TransferBoolToggles guidance source transfer switch when set
L:A22X FG Speed ModeEnumSelected airspeed mode annunciation (enum, e.g. manual/managed/FMS speed)
L:A22X FG Altitude UnitNumberSelected altitude display unit (enum: feet or meters), read from the panel
  1. FMS
  2. Manual
L:A22X FG Altitude FineBoolWhether the altitude selector is in fine (vs. coarse) increment mode, read from the panel
L:A22X FG VNAV ToggleBoolVNAV mode toggle button state, read from and written to the panel
L:A22X L Flight DirectorBoolLeft flight director on/off state, read from and written to the panel
L:A22X R Flight DirectorBoolRight flight director on/off state, read from and written to the panel

Electrical System

Circuit Breakers

VariableUnitDescription
L:A22X Circuit Breaker L A1
L:A22X Circuit Breaker L A2
L:A22X Circuit Breaker L A3
L:A22X Circuit Breaker L A4
L:A22X Circuit Breaker L A5
L:A22X Circuit Breaker L B1
L:A22X Circuit Breaker L B2
L:A22X Circuit Breaker L B3
L:A22X Circuit Breaker L B4
L:A22X Circuit Breaker L B5
L:A22X Circuit Breaker L C1
L:A22X Circuit Breaker L C2
L:A22X Circuit Breaker L C4
L:A22X Circuit Breaker L D1
L:A22X Circuit Breaker L D2
L:A22X Circuit Breaker L D3
L:A22X Circuit Breaker L D4
L:A22X Circuit Breaker L D5
L:A22X Circuit Breaker L E1
L:A22X Circuit Breaker L E3
L:A22X Circuit Breaker L E5
L:A22X Circuit Breaker L F1
L:A22X Circuit Breaker L F4
L:A22X Circuit Breaker L F5
L:A22X Circuit Breaker L G1
L:A22X Circuit Breaker L G2
L:A22X Circuit Breaker L H1
L:A22X Circuit Breaker L H2
L:A22X Circuit Breaker L H4
L:A22X Circuit Breaker L I4
L:A22X Circuit Breaker R A1
L:A22X Circuit Breaker R A2
L:A22X Circuit Breaker R A3
L:A22X Circuit Breaker R A4
L:A22X Circuit Breaker R A5
L:A22X Circuit Breaker R B1
L:A22X Circuit Breaker R B2
L:A22X Circuit Breaker R B4
L:A22X Circuit Breaker R C1
L:A22X Circuit Breaker R C2
L:A22X Circuit Breaker R C3
L:A22X Circuit Breaker R C4
L:A22X Circuit Breaker R D1
L:A22X Circuit Breaker R D2
L:A22X Circuit Breaker R D3
L:A22X Circuit Breaker R D4
L:A22X Circuit Breaker R E1
L:A22X Circuit Breaker R E2
L:A22X Circuit Breaker R E3
L:A22X Circuit Breaker R E4
L:A22X Circuit Breaker R F1
L:A22X Circuit Breaker R F2
L:A22X Circuit Breaker R F3
L:A22X Circuit Breaker R F4
L:A22X Circuit Breaker R F5
BoolPulls cockpit circuit breaker when set

Control Panel

VariableUnitDescription
L:A22X RAT GenBoolWhether the RAM air turbine generator switch has been pushed/deployed
L:A22X RAT Gen LampBoolWhether the RAT generator switch's lamp is illuminated (lit once the RAT generator is producing usable voltage)
L:A22X APU Gen OffBoolWhether the APU generator switch is selected off
L:A22X L Gen OffBoolWhether the left engine generator switch is selected off
L:A22X R Gen OffBoolWhether the right engine generator switch is selected off
L:A22X L Eng FireBoolWhether the left engine fire pushbutton has been pressed (cuts power sources feeding the engine and arms extinguishing)
L:A22X R Eng FireBoolWhether the right engine fire pushbutton has been pressed
L:A22X Hyd 1 SOVBoolWhether the hydraulic system 1 electric-motor-pump shutoff valve switch is selected on
L:A22X Hyd 2 SOVBoolWhether the hydraulic system 2 electric-motor-pump shutoff valve switch is selected on
L:A22X Bus Isolation ModeEnumThe position of the bus isolation selector: 0 = Main, 1 = Auto, 2 = Ess

External Power

VariableUnitDescription
L:INI_GPU_AVAILBoolWhether a ground power unit (GPU) is available to connect to the aircraft

Emergency Locator Transmitter (ELT)

VariableUnitDescription
L:A22X Emer TransmitterEnumThe position of the ELT switch: 0 = Test, 1 = Arm (default), 2 = On
L:A22X Emer Transmitter TestBoolWhether the ELT is currently in its self-test state (switch held at Test)

Integrated Cockpit Control Panel (ICCP)

Remote Data Concentrators

VariableUnitDescription
L:A22X RDC PoweredBoolWhether the Remote Data Concentrators are powered (used to drive korry-light backlighting)
L:A22X Lamp TestBoolWhether the annunciator lamp test is active
L:A22X Annun BrightnessNumberThe brightness level commanded for the annunciator/korry lights

Overhead Panel

VariableUnitDescription
L:A22X Emer TransmitterEnumThe position of the ELT switch as monitored by the overhead panel: 0 = Test, 1 = Arm, 2 = On
L:A22X EvacBoolWhether the cabin evacuation command switch has been activated
L:A22X Evac LampBoolWhether the evacuation command lamp is illuminated
L:A22X L Gen OffBoolWhether the left generator switch is selected off, as monitored by the overhead panel
L:A22X L Gen Fail LampBoolWhether the left generator FAIL lamp is illuminated
L:A22X L Gen Off LampBoolWhether the left generator OFF lamp is illuminated
L:A22X R Gen OffBoolWhether the right generator switch is selected off, as monitored by the overhead panel
L:A22X R Gen Fail LampBoolWhether the right generator FAIL lamp is illuminated
L:A22X R Gen Off LampBoolWhether the right generator OFF lamp is illuminated
L:A22X L Gen DiscBoolWhether the left generator disconnect switch/guard has been activated
L:A22X L Gen Oil LampBoolWhether the left generator disconnect OIL lamp is illuminated
L:A22X L Gen Disc LampBoolWhether the left generator DISC (disconnected) lamp is illuminated
L:A22X R Gen DiscBoolWhether the right generator disconnect switch/guard has been activated
L:A22X R Gen Oil LampBoolWhether the right generator disconnect OIL lamp is illuminated
L:A22X R Gen Disc LampBoolWhether the right generator DISC (disconnected) lamp is illuminated
L:A22X APU Gen OffBoolWhether the APU generator switch is selected off, as monitored by the overhead panel
L:A22X APU Gen Fail LampBoolWhether the APU generator FAIL lamp is illuminated
L:A22X APU Gen Off LampBoolWhether the APU generator OFF lamp is illuminated
L:A22X Cabin Power OffBoolWhether the cabin power switch is selected off
L:A22X Cabin Power Off LampBoolWhether the cabin power OFF lamp is illuminated
L:A22X Bus Isolation ModeEnumThe position of the bus isolation selector as monitored by the overhead panel: 0 = Main, 1 = Auto, 2 = Ess
L:A22X L Boost PumpEnumThe position of the left fuel boost pump switch: 0 = Off, 1 = Auto, 2 = On
L:A22X R Boost PumpEnumThe position of the right fuel boost pump switch: 0 = Off, 1 = Auto, 2 = On
L:A22X Manual TransferEnumThe position of the manual fuel transfer switch: 0 = Off, 1 = Right, 2 = Center, 3 = Left
L:A22X Gravity TransferBoolWhether the gravity fuel transfer switch/guard has been activated
L:A22X Gravity Transfer LampBoolWhether the gravity transfer ON lamp is illuminated
L:A22X L Bleed OffBoolWhether the left engine bleed switch is selected off
L:A22X L Bleed Fail LampBoolWhether the left bleed FAIL lamp is illuminated
L:A22X L Bleed Off LampBoolWhether the left bleed OFF lamp is illuminated
L:A22X APU Bleed OffBoolWhether the APU bleed switch is selected off
L:A22X APU Bleed Fail LampBoolWhether the APU bleed FAIL lamp is illuminated
L:A22X APU Bleed Off LampBoolWhether the APU bleed OFF lamp is illuminated
L:A22X CrossbleedEnumThe position of the crossbleed valve switch: 0 = Closed, 1 = Auto, 2 = Open
L:A22X R Bleed OffBoolWhether the right engine bleed switch is selected off
L:A22X R Bleed Fail LampBoolWhether the right bleed FAIL lamp is illuminated
L:A22X R Bleed Off LampBoolWhether the right bleed OFF lamp is illuminated
L:A22X L Pack OffBoolWhether the left air conditioning pack switch is selected off
L:A22X L Pack Fail LampBoolWhether the left pack FAIL lamp is illuminated
L:A22X L Pack Off LampBoolWhether the left pack OFF lamp is illuminated
L:A22X R Pack OffBoolWhether the right air conditioning pack switch is selected off
L:A22X R Pack Fail LampBoolWhether the right pack FAIL lamp is illuminated
L:A22X R Pack Off LampBoolWhether the right pack OFF lamp is illuminated
L:A22X Pack FlowBoolWhether the pack flow selector is set to the high-flow position
L:A22X Pack Flow LampBoolWhether the pack flow HI lamp is illuminated
L:A22X Ram AirBoolWhether the ram air switch/guard has been activated
L:A22X Ram Air LampBoolWhether the ram air OPEN lamp is illuminated
L:A22X Trim Air OffBoolWhether the trim air switch is selected off
L:A22X Trim Air Off LampBoolWhether the trim air OFF lamp is illuminated
L:A22X Cockpit AirPercent over 100The commanded position of the cockpit air temperature knob
L:A22X Fwd Cabin AirPercent over 100The commanded position of the forward cabin air temperature knob
L:A22X Aft Cabin AirPercent over 100The commanded position of the aft cabin air temperature knob
L:A22X Fwd Cargo AirEnumThe position of the forward cargo air switch: 0 = Off, 1 = Vent, 2 = Lo Heat, 3 = Hi Heat
L:A22X Aft Cargo AirEnumThe position of the aft cargo air switch: 0 = Off, 1 = Vent
L:A22X Manual TemperatureBoolWhether manual cabin temperature control mode has been selected
L:A22X Manual Temperature LampBoolWhether the manual temperature control ON lamp is illuminated
L:A22X Recirc Air OffBoolWhether the recirculation fan switch is selected off
L:A22X Recirc Air Off LampBoolWhether the recirculation air OFF lamp is illuminated
L:A22X Emergency DepressBoolWhether the emergency depressurization switch/guard has been activated
L:A22X Emergency Depress LampBoolWhether the emergency depressurization ON lamp is illuminated
L:A22X Man PressBoolWhether manual cabin pressurization control mode has been selected
L:A22X Auto Press Fail LampBoolWhether the automatic pressurization FAIL lamp is illuminated
L:A22X Man Press LampBoolWhether the manual pressurization mode lamp is illuminated
L:A22X DitchingBoolWhether the ditching mode switch/guard has been activated (seals cabin outflow/inflow valves for a water landing)
L:A22X Ditching LampBoolWhether the ditching mode ON lamp is illuminated
L:A22X Passenger OxygenBoolWhether the passenger oxygen masks have been manually deployed
L:A22X Passenger Oxygen LampBoolWhether the passenger oxygen deployed lamp is illuminated
L:A22X Manual RatePercent over 100The commanded position of the manual cabin pressurization rate knob
L:A22X L Cowl Anti IceEnumThe position of the left engine cowl anti-ice switch: 0 = Off, 1 = Auto, 2 = On
L:A22X R Cowl Anti IceEnumThe position of the right engine cowl anti-ice switch: 0 = Off, 1 = Auto, 2 = On
L:A22X Wing Anti IceEnumThe position of the wing anti-ice switch: 0 = Off, 1 = Auto, 2 = On
L:A22X Probe HeatBoolRead/write: whether the pitot/static probe heat switch is on; the ICCP also clears this back to off itself each tick (ground probe-heat test pulse)
L:A22X Probe Heat LampBoolWhether the probe heat ground-test lamp is illuminated
L:A22X L Side Window Heat OffBoolWhether the left side window heat switch is selected off
L:A22X L Side Window Heat Off LampBoolWhether the left side window heat OFF lamp is illuminated
L:A22X R Side Window Heat OffBoolWhether the right side window heat switch is selected off
L:A22X R Side Window Heat Off LampBoolWhether the right side window heat OFF lamp is illuminated
L:A22X L Windshield Heat OffBoolWhether the left windshield heat switch is selected off
L:A22X L Windshield Heat Off LampBoolWhether the left windshield heat OFF lamp is illuminated
L:A22X R Windshield Heat OffBoolWhether the right windshield heat switch is selected off
L:A22X R Windshield Heat Off LampBoolWhether the right windshield heat OFF lamp is illuminated
L:A22X APU SwitchEnumThe position of the APU control switch: 0 = Off, 1 = Run, 2 = Start
L:A22X PTUEnumThe position of the power transfer unit pump switch: 0 = Off, 1 = Auto, 2 = On
L:A22X ACMP 2BEnumThe position of the AC motor pump 2B switch: 0 = Off, 1 = Auto, 2 = On
L:A22X ACMP 3AEnumThe position of the AC motor pump 3A switch: 0 = Off, 1 = Auto, 2 = On
L:A22X ACMP 3BEnumThe position of the AC motor pump 3B switch: 0 = Off, 1 = Auto, 2 = On
L:A22X Hyd 1 SOVBoolWhether the hydraulic system 1 shutoff valve switch is selected on, as monitored by the overhead panel
L:A22X Hyd 1 SOV LampBoolWhether the hydraulic 1 SOV CLOSED lamp is illuminated
L:A22X Hyd 2 SOVBoolWhether the hydraulic system 2 shutoff valve switch is selected on, as monitored by the overhead panel
L:A22X Hyd 2 SOV LampBoolWhether the hydraulic 2 SOV CLOSED lamp is illuminated
L:A22X PFCC 1 OffBoolWhether primary flight control computer 1's power switch is selected off
L:A22X PFCC 1 Off LampBoolWhether the PFCC 1 OFF lamp is illuminated
L:A22X PFCC 2 OffBoolWhether primary flight control computer 2's power switch is selected off
L:A22X PFCC 2 Off LampBoolWhether the PFCC 2 OFF lamp is illuminated
L:A22X PFCC 3 OffBoolWhether primary flight control computer 3's power switch is selected off
L:A22X PFCC 3 Off LampBoolWhether the PFCC 3 OFF lamp is illuminated
L:A22X Dome LightsBoolWhether the cockpit dome light switch is on
L:A22X Annun LightsEnumThe position of the annunciator light brightness switch: 0 = Dim, 1 = Bright, 2 = Storm
L:A22X Nav LightsBoolWhether the navigation lights switch is on
L:A22X Beacon LightsBoolWhether the beacon lights switch is on
L:A22X Strobe LightsBoolWhether the strobe lights switch is on
L:A22X Logo LightsBoolWhether the logo lights switch is on
L:A22X Wing Insp LightsBoolWhether the wing inspection lights switch is on
L:A22X Taxi LightsEnumThe position of the taxi light switch: 0 = Off, 1 = Narrow, 2 = Wide
L:A22X L Landing LightsBoolWhether the left landing light switch is on
L:A22X R Landing LightsBoolWhether the right landing light switch is on
L:A22X Nose Landing LightsBoolWhether the nose landing light switch is on
L:A22X Emergency LightsEnumThe position of the emergency lights switch: 0 = Off, 1 = Arm, 2 = On
L:A22X Seat Belt LightsEnumThe position of the seat belt sign switch: 0 = Off, 1 = Auto, 2 = On
L:A22X No PED LightsEnumThe position of the no portable electronic devices sign switch: 0 = Off, 1 = Auto, 2 = On
L:A22X Aural Warn InhibitBoolWhether the aural warning inhibit switch is active
L:A22X Aural Warn Inhibit LampBoolWhether the aural warning inhibit lamp is illuminated
L:A22X TAWS Gear InhibitBoolWhether the TAWS gear warning inhibit switch is active
L:A22X TAWS Gear Inhibit LampBoolWhether the TAWS gear inhibit lamp is illuminated
L:A22X TAWS Terrain InhibitBoolWhether the TAWS terrain warning inhibit switch is active
L:A22X TAWS Terrain Inhibit LampBoolWhether the TAWS terrain inhibit lamp is illuminated
L:A22X TAWS Flaps InhibitBoolWhether the TAWS flaps warning inhibit switch is active
L:A22X TAWS Flaps Inhibit LampBoolWhether the TAWS flaps inhibit lamp is illuminated
L:A22X TAWS GS InhibitBoolWhether the TAWS glideslope warning inhibit switch is active
L:A22X TAWS GS Inhibit LampBoolWhether the TAWS glideslope inhibit lamp is illuminated

Lighting/Door Panel

VariableUnitDescription
L:A22X Parking BrakeBoolWhether the parking brake handle is set, as monitored by the lighting/door panel (used to enable ground-only functions like the cabin door lights)

Trim Panel

No panel-specific variables — the trim panel component only relays landing gear panel state over the internal CAN bus.

Engine Panel

VariableUnitDescription
L:A22X Continuous IgnitionBoolWhether the continuous ignition switch is on
L:A22X Continuous Ignition LampBoolWhether the continuous ignition ON lamp is illuminated
L:A22X Eng Start ModeEnumThe position of the engine start mode selector: 0 = L Eng Crank, 1 = Auto, 2 = R Eng Crank

Landing Gear Panel

VariableUnitDescription
L:A22X Alternate GearBoolWhether the alternate (emergency) gear extension handle has been pulled
L:A22X Gear AuralBoolRead/write: whether the landing gear aural warning has sounded; also used to signal a cancel of the warning, and is cleared automatically at the end of each tick
L:A22X Gear Aural LampBoolWhether the gear aural warning cancel lamp is illuminated
L:A22X Nose Steer OffBoolWhether the nose wheel steering off switch is selected
L:A22X Nose Steer Off LampBoolWhether the nose steering OFF lamp is illuminated
L:A22X Alternate BrakeBoolWhether the alternate brake system switch is selected
L:A22X Alternate Brake LampBoolWhether the alternate brake ON lamp is illuminated

Engine

Throttle Quadrant Assembly (TQA)

VariableUnitDescription
L:A22X Throttle 1 TLANumberThe animated position of throttle lever 1, mapped from the calibrated throttle command
L:A22X Throttle 2 TLANumberThe animated position of throttle lever 2, mapped from the calibrated throttle command
L:A22X Throttle TypeNumberThe throttle calibration mode: axis, axis with reverse button, or button-only
L:A22X Throttle L IdleNumberThe calibrated axis position of the left throttle's forward-idle detent
L:A22X Throttle R IdleNumberThe calibrated axis position of the right throttle's forward-idle detent
L:A22X Throttle L Rev IdleNumberThe calibrated axis position of the left throttle's reverse-idle detent
L:A22X Throttle R Rev IdleNumberThe calibrated axis position of the right throttle's reverse-idle detent
L:A22X Throttle L RawNumberThe raw (uncalibrated) input position of the left throttle axis
L:A22X Throttle R RawNumberThe raw (uncalibrated) input position of the right throttle axis

Flaps

Flap/Slat Control Panel

VariableUnitDescription
L:A22X Flap LeverNumberThe commanded position of the flap lever (0-5, one of the 6 detents)
L:A22X Alternate FlapBoolIf the alternate (electric/manual) flap extension mode is selected

Fuel System

VariableUnitDescription
L:A22X Gravity TransferBoolIf gravity transfer between tanks is enabled (hardwired cockpit control, not a software setting)

Flight Management System (FMS)

Flight Plan Interface

VariableUnitDescription
L:A22X Flight Plan ModifiedBoolSet when the active flight plan has been modified and not yet executed (drives the EXEC prompt/light)
L:A22X Flight Plan CancelBoolRead/write flag used to cancel a pending (unexecuted) flight-plan modification
L:A22X Flight Plan ExecuteBoolRead/write flag used to execute a pending flight-plan modification

Guidance Manager

VariableUnitDescription
L:INI_PAUSE_AT_TOD_ENABLEDBoolIf the "pause at top of descent" simulator option is enabled
L:INI_PAUSE_AT_TOD_DISTANCENumberThe distance before top of descent, in nautical miles, at which the simulator should pause when that option is enabled
L:A22X Paused at TODBoolSet once the simulator has paused for the top-of-descent pause feature, so it is only triggered once per approach to TOD

Integrated Standby Instrument (ISI)

VariableUnitDescription
L:A22X ISI BrightnessNumberThe ISI display's backlight brightness (0.0-1.0), also used to compute its electrical power draw
L:A22X ISI ADS ReversionBoolMomentary read/write flag used to toggle which Air Data Smart Probe (ADSP 3 or 4) the ISI derives its air data from
L:A22X ISI Altimeter SetNumberRead/write barostatic setting increment/decrement applied to the ISI's barometric altimeter setting each tick
L:A22X ISI Altimeter STDBoolRead/write flag that sets the ISI's altimeter to the standard (STD) 29.92"/1013 hPa setting

Landing Gear

VariableUnitDescription
L:A22X L TillerBoolIf the tiller steering handle is disconnected (e.g. for pedal-only steering)

Control Tuning Panel (CTP)

VariableUnitDescription
L:A22X L Altimeter HPA
L:A22X R Altimeter hPa
BoolSets altimeter unit between inHG (0) and hPa (1)
L:A22X L Altimeter Set
L:A22X R Altimeter Set
NumberIncrements or decrements when set to -1 or +1, respectively
L:A22X L Altimeter STD
L:A22X R Altimeter Std
BoolSets altimeter to standard when set
L:A22X L Nav Source
L:A22X R Nav Source
BoolToggles guidance nav source between FMS and NAV when set
L:A22X L CTP Crosstune
L:A22X R CTP Crosstune
BoolToggles CTP crosstuning when set
L:A22X L CTP Brightness
L:A22X R CTP Brightness
Percent over 100Sets CTP brightness, from off (0) to full bright (1)
L:A22X L CTP Backlight
L:A22X R CTP Backlight
Percent over 100CTP backlight brightness, from off (0) to full bright (1)

Radio Interface Unit (RIU)

VariableUnitDescription
L:A22X Tx ChannelEnumWrites which radio channel (VHF1/2/3, HF1/2, SAT, CAB, or none) is currently selected for transmission
L:A22X ACP VHF1BoolRead/write flag for the audio control panel's VHF1 transmit-select button press
L:A22X ACP VHF2BoolRead/write flag for the audio control panel's VHF2 transmit-select button press
L:A22X ACP VHF3BoolRead/write flag for the audio control panel's VHF3 transmit-select button press
L:A22X Aural Internal TestBoolReads whether the RIU's built-in aural warning self-test has been triggered
L:A22X Aural Radio AltBoolWhether a radio-altitude callout aural is currently playing
L:A22X Aural Decision HeightBoolWhether the "decision height" aural is currently playing
L:A22X Aural Approaching Decision HeightBoolWhether the "approaching decision height" aural is currently playing
L:A22X Aural DecideBoolWhether the "decide" aural is currently playing
L:A22X Aural MinimumBoolWhether the "minimum" aural is currently playing
L:A22X Aural MinimumsBoolWhether the "minimums" aural is currently playing
L:A22X Aural Minimums MinimumsBoolWhether the "minimums, minimums" aural is currently playing
L:A22X Aural Approaching MinimumsBoolWhether the "approaching minimums" aural is currently playing
L:A22X Aural 2500BoolWhether the radio-altitude "2500" callout aural is currently playing
L:A22X Aural 1000BoolWhether the radio-altitude "1000" callout aural is currently playing
L:A22X Aural 500BoolWhether the radio-altitude "500" callout aural is currently playing
L:A22X Aural 400BoolWhether the radio-altitude "400" callout aural is currently playing
L:A22X Aural 300BoolWhether the radio-altitude "300" callout aural is currently playing
L:A22X Aural 200BoolWhether the radio-altitude "200" callout aural is currently playing
L:A22X Aural 100BoolWhether the radio-altitude "100" callout aural is currently playing
L:A22X Aural 80BoolWhether the radio-altitude "80" callout aural is currently playing
L:A22X Aural 60BoolWhether the radio-altitude "60" callout aural is currently playing
L:A22X Aural 50BoolWhether the radio-altitude "50" callout aural is currently playing
L:A22X Aural 40BoolWhether the radio-altitude "40" callout aural is currently playing
L:A22X Aural 35BoolWhether the radio-altitude "35" callout aural is currently playing
L:A22X Aural 30BoolWhether the radio-altitude "30" callout aural is currently playing
L:A22X Aural 20BoolWhether the radio-altitude "20" callout aural is currently playing
L:A22X Aural 10BoolWhether the radio-altitude "10" callout aural is currently playing
L:A22X Aural 5BoolWhether the radio-altitude "5" callout aural is currently playing
L:A22X Aural Above 100BoolWhether the "above 100" TAWS aural is currently playing
L:A22X Aural Above 50BoolWhether the "above 50" TAWS aural is currently playing
L:A22X Aural Sink RateBoolWhether the TAWS "sink rate" aural is currently playing
L:A22X Aural Pull UpBoolWhether the TAWS "pull up" aural is currently playing
L:A22X Aural Terrain TerrainBoolWhether the TAWS "terrain, terrain" aural is currently playing
L:A22X Aural Dont SinkBoolWhether the TAWS "don't sink" aural is currently playing
L:A22X Aural Too Low TerrainBoolWhether the TAWS "too low, terrain" aural is currently playing
L:A22X Aural Too Low GearBoolWhether the TAWS "too low, gear" aural is currently playing
L:A22X Aural Too Low FlapBoolWhether the TAWS "too low, flaps" aural is currently playing
L:A22X Aural GlideslopeBoolWhether the TAWS glideslope deviation aural is currently playing
L:A22X Aural Bank AngleBoolWhether the TAWS "bank angle" aural is currently playing
L:A22X Aural Caution TerrainBoolReserved output for a TAWS caution-terrain aural (currently never set — see commented-out code)
L:A22X Aural WindshearBoolWhether the "windshear" aural is currently playing
L:A22X Aural StallBoolWhether the stall warning aural is currently playing
L:A22X Aural Cockpit DoorBoolWhether the cockpit-door emergency-access aural is currently playing
L:A22X Aural Emergency DescentBoolWhether the emergency-descent aural is currently playing
L:A22X Aural AP DisengageBoolWhether the autopilot-disengage aural is currently playing
L:A22X Aural FlareBoolWhether the steep-approach "flare" aural is currently playing
L:A22X Aural StandbyBoolWhether the steep-approach "standby" aural is currently playing
L:A22X Aural Dual InputBoolWhether the "dual input" (both sidesticks active) aural is currently playing
L:A22X Aural OverspeedBoolWhether the overspeed warning aural is currently playing
L:A22X Aural Speed x3BoolWhether the repeated ("x3") minimum-airspeed aural is currently playing
L:A22X Aural Overspeed Pre AlertBoolWhether the overspeed pre-alert aural is currently playing
L:A22X Aural SpeedBoolWhether the minimum-airspeed pre-alert aural is currently playing
L:A22X Aural Left Engine FireBoolWhether the left engine fire aural is currently playing
L:A22X Aural Right Engine FireBoolWhether the right engine fire aural is currently playing
L:A22X Aural APU FireBoolWhether the APU fire aural is currently playing
L:A22X Aural Cargo FireBoolWhether the cargo-bay fire aural is currently playing
L:A22X Aural SmokeBoolWhether the smoke-warning aural is currently playing
L:A22X Aural Gear Bay OverheatBoolWhether the landing-gear-bay overheat aural is currently playing
L:A22X Aural Cabin PressureBoolWhether the cabin differential-pressure aural is currently playing
L:A22X Aural Cabin AltitudeBoolWhether the cabin-altitude warning aural is currently playing
L:A22X Aural WarningBoolWhether a generic master-warning attention-getter aural is currently playing
L:A22X Aural Approach DegradedBoolWhether the "ILS approach mode degraded" aural is currently playing
L:A22X Aural Not A RunwayBoolWhether the "not a runway" surface-management aural is currently playing
L:A22X Aural Short RunwayBoolWhether the "short runway" surface-management aural is currently playing
L:A22X Aural Quadruple Tone x3BoolWhether the repeated quadruple-tone datalink aural is currently playing
L:A22X Aural Double Tone x3BoolWhether the repeated double-tone datalink aural is currently playing
L:A22X Aural Double ToneBoolWhether the double-tone datalink aural is currently playing
L:A22X Aural AltitudeBoolWhether the altitude-departure aural is currently playing
L:A22X Aural Vertical TrackBoolWhether the "vertical track" aural is currently playing
L:A22X Aural Altitude CaptureBoolWhether the altitude-capture aural is currently playing
L:A22X Aural CautionBoolWhether a generic master-caution attention-getter aural is currently playing
L:A22X Aural Config TrimBoolWhether the takeoff-config "trim" aural is currently playing
L:A22X Aural Config SidestickBoolWhether the takeoff-config "sidestick" aural is currently playing
L:A22X Aural Config FlapsBoolWhether the takeoff-config "flaps" aural is currently playing
L:A22X Aural Config SpoilersBoolWhether the takeoff-config "spoilers" aural is currently playing
L:A22X Aural Config BrakesBoolWhether the takeoff-config "brakes" aural is currently playing
L:A22X Aural Config AutopilotBoolWhether the takeoff-config "autopilot" aural is currently playing
L:A22X Aural Config AutothrottleBoolWhether the takeoff-config "autothrottle" aural is currently playing
L:A22X Aural Config Thrust LeverBoolWhether the takeoff-config "thrust lever" aural is currently playing
L:A22X Aural AT Disengage AutoBoolWhether the automatic autothrottle-disengage aural is currently playing
L:A22X Aural AT Disengage ManualBoolWhether the manual autothrottle-disengage aural is currently playing
L:A22X Aural GearBoolWhether the landing-gear configuration aural is currently playing
L:A22X Aural Runway DisagreeBoolWhether the "runway disagree" surface-management aural is currently playing
L:A22X Aural Emergency EvacBoolWhether the emergency-evacuation aural is currently playing
L:A22X Aural Priority LeftBoolWhether the "priority left" sidestick-priority aural is currently playing
L:A22X Aural Priority RightBoolWhether the "priority right" sidestick-priority aural is currently playing
L:A22X Aural V1BoolWhether the "V1" takeoff callout aural is currently playing
L:A22X Aural Trim TimeoutBoolWhether the trim-timeout aural is currently playing
L:A22X Aural SelcalBoolWhether the SELCAL chime aural is currently playing
L:A22X Aural Thrust LeverBoolWhether the "thrust lever not at idle" aural is currently playing
L:A22X Aural Warning Test 1BoolWhether aural warning self-test tone 1 is currently playing
L:A22X Aural Warning Test 2BoolWhether aural warning self-test tone 2 is currently playing

Simulation / World Environment

VariableUnitDescription
L:A22X Flight StageEnumReads the current/previous flight stage (Hangar/Taxi/Apron/Runway/Climb/Cruise/Approach/Final) used to drive initial-state and phase-dependent logic

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