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Link to VSS File
https://github.com/COVESA/vehicle_signal_specification/blob/master/spec/Cabin/HVAC.vspec
Data Capabilities
| Data Capability Name | Data Type | Data Element Names (Per VSS) | Data Type | VSS Values |
|---|---|---|---|---|
| Provide On/Off State of HVAC system | ||||
| Provide On/Off State of Air Conditioning System | boolean | IsAirConditioningActive | boolean | True/False |
| Provide On/Off State of Air Recirculation | boolean | IsRecirculationActive | boolean | True/False |
| Provide On/Off State of Front Defroster | boolean | IsFrontDefrosterActive | boolean | True/False |
| Provide On/Off State of Rear Defroster | boolean | IsRearDefrosterActive | boolean | True/False |
| Provide Estimated Cabin Air Temperature | boolean | AmbientAirTemperature | float | degrees celsius |
| Provide Temperature per zone (HVAC Station) | Structure | Station | Enumeration | - Row[1,4] - ["Driver","Passenger"] |
| Temperature | float | degrees Celsius | ||
| Provide Fan Speed per zone (HVAC Station) | Structure | Station | Enumeration | - Row[1,4] - ["Driver","Passenger"] |
| FanSpeed | uint8 | Percentage 0 to 100 0 = off, 100 = max | ||
| Provide Air Distribution per zone (HVAC Station) | Structure | Station | Enumeration | - Row[1,4] - ["Driver","Passenger"] |
| AirDistribution | Enumeration | ['UP', 'MIDDLE', 'DOWN'] | ||
| Provide All Climate Settings per Zone (HVAC Station) | Array of Structure | Station | Enumeration | - Row[1,4] - ["Driver","Passenger"] |
| Temperature | float | degrees Celsius | ||
| FanSpeed | uint8 | Percentage 0 to 100 0 = off, 100 = max | ||
| AirDistribution | Enumeration | ['UP', 'MIDDLE', 'DOWN'] | ||
IsStationPresent (not in VSS) | boolean | True/False Is the Station present in THIS vehicle | ||
Control Capabilties
| Data Capability Name | Parameters / Arguments | Data Type | Values |
|---|---|---|---|
| Control On/Off State of HVAC system | |||
| Control On/Off State of Air Conditioning System | IsAirConditioningActive | boolean | True/False |
| Control On/Off State of Air Recirculation | IsRecirculationActive | boolean | True/False |
| Control On/Off State of Front Defroster | IsFrontDefrosterActive | boolean | True/False |
| Control On/Off State of Rear Defroster | IsRearDefrosterActive | boolean | True/False |
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