This is the multi-page printable view of this section. Click here to print.

Return to the regular view of this page.

Headrest
Full qualified VSS Path: Vehicle.Cabin.Seat.Row2.Pos3.Headrest
Description: Headrest settings.
flowchart LR Vehicle-->Cabin Cabin-->Seat Seat-->Row2 Row2-->Pos3 Pos3-->Headrest

Digital Auto: Playground

playground.digital.auto provides an in-browser, rapid prototyping environment utilizing the COVESA APIs for connected vehicles.

Vehicle Model Direct link to Vehicle Signal
ACME Car (EV) v0.1 Vehicle.Cabin.Seat.Row2.Pos3.Headrest

Signal Information

The vehicle signal Vehicle.Cabin.Seat.Row2.Pos3.Headrest is a Branch.

UUID

Each vehicle signal is identified by a Universally Unique Identifier (UUID)

The UUID for Vehicle.Cabin.Seat.Row2.Pos3.Headrest is a14ecc5524645ca883e2838f666bce70

Children

This vehicle signal is a branch or structure and thus has sub-pages:

Feedback

Do you think this Vehicle Signal specification needs enhancement? Do you want to discuss with experts? Try the following ressources to get in touch with the VSS community:
Enhancement request Create COVESA GitHub Issue
Join COVESA www.covesa.global
Discuss VSS on Slack w3cauto.slack.com
VSS Data Experts on Google Groups covesa.global data-expert-group

About VSS

The Vehicle Signal Specification (VSS) is an initiative by COVESA to define a syntax and a catalog for vehicle signals. The source code and releases can be found in the VSS github repository.

1 - Angle
Full qualified VSS Path: Vehicle.Cabin.Seat.Row2.Pos3.Headrest.Angle
Description: Headrest angle, relative to backrest, 0 degrees if parallel to backrest, Positive degrees = tilted forward.
flowchart LR Vehicle-->Cabin Cabin-->Seat Seat-->Row2 Row2-->Pos3 Pos3-->Headrest Headrest-->Angle

Eclipse Leda: Usage Example

In Eclipse Kuksa.VAL Databroker CLI:

$ databroker-cli
sdv.databroker.v1 > connect
[connect] OK
sdv.databroker.v1 > get Vehicle.Cabin.Seat.Row2.Pos3.Headrest.Angle
[get]  OK
Vehicle.Cabin.Seat.Row2.Pos3.Headrest.Angle: ( NotAvailable )
sdv.databroker.v1 > set Vehicle.Cabin.Seat.Row2.Pos3.Headrest.Angle 0
[set]  OK

Digital Auto: Playground

playground.digital.auto provides an in-browser, rapid prototyping environment utilizing the COVESA APIs for connected vehicles.

Vehicle Model Direct link to Vehicle Signal
ACME Car (EV) v0.1 Vehicle.Cabin.Seat.Row2.Pos3.Headrest.Angle

Data Type & Unit
Path Vehicle.Cabin.Seat.Row2.Pos3.Headrest.Angle VSS: Addressing nodes
Data type float VSS: Datatypes
Unit degrees VSS: Units
Label degree
Description Angle measured in degrees VSS: Sensors & Actuators
Domain angle

Note: The float datatype is a floating point number which technically allows values between -3.4e ^ -38 and 3.4e ^ 38

Signal Information

The vehicle signal Vehicle.Cabin.Seat.Row2.Pos3.Headrest.Angle is an Actuator.

The vehicle signal Vehicle.Cabin.Seat.Row2.Pos3.Headrest.Angle is a Signal.

UUID

Each vehicle signal is identified by a Universally Unique Identifier (UUID)

The UUID for Vehicle.Cabin.Seat.Row2.Pos3.Headrest.Angle is bf6f63ab87e453af965c90f0495ea972

Feedback

Do you think this Vehicle Signal specification needs enhancement? Do you want to discuss with experts? Try the following ressources to get in touch with the VSS community:
Enhancement request Create COVESA GitHub Issue
Join COVESA www.covesa.global
Discuss VSS on Slack w3cauto.slack.com
VSS Data Experts on Google Groups covesa.global data-expert-group

About VSS

The Vehicle Signal Specification (VSS) is an initiative by COVESA to define a syntax and a catalog for vehicle signals. The source code and releases can be found in the VSS github repository.

Supported datatypes

The following is a list of VSS supported built-in datatypes:

Name Type Min Max
uint8 unsigned 8-bit integer 0 255
int8 signed 8-bit integer -128 127
uint16 unsigned 16-bit integer 0 65535
int16 signed 16-bit integer -32768 32767
uint32 unsigned 32-bit integer 0 4294967295
int32 signed 32-bit integer -2147483648 2147483647
uint64 unsigned 64-bit integer 0 2^64 - 1
int64 signed 64-bit integer -2^63 2^63 - 1
boolean boolean value 0/false 1/true
float floating point number -3.4e -38 3.4e 38
double double precision floating point number -1.7e -300 1.7e 300
string character string n/a n/a

Min, max and default values defined in a Vehicle Signal Specification must be in the supported range of the data type.

2 - Height
Full qualified VSS Path: Vehicle.Cabin.Seat.Row2.Pos3.Headrest.Height
Description: Position of headrest relative to movable range of the head rest. 0 = Bottommost position supported.
flowchart LR Vehicle-->Cabin Cabin-->Seat Seat-->Row2 Row2-->Pos3 Pos3-->Headrest Headrest-->Height

Eclipse Leda: Usage Example

In Eclipse Kuksa.VAL Databroker CLI:

$ databroker-cli
sdv.databroker.v1 > connect
[connect] OK
sdv.databroker.v1 > get Vehicle.Cabin.Seat.Row2.Pos3.Headrest.Height
[get]  OK
Vehicle.Cabin.Seat.Row2.Pos3.Headrest.Height: ( NotAvailable )
sdv.databroker.v1 > set Vehicle.Cabin.Seat.Row2.Pos3.Headrest.Height 0
[set]  OK

Digital Auto: Playground

playground.digital.auto provides an in-browser, rapid prototyping environment utilizing the COVESA APIs for connected vehicles.

Vehicle Model Direct link to Vehicle Signal
ACME Car (EV) v0.1 Vehicle.Cabin.Seat.Row2.Pos3.Headrest.Height

Data Type & Unit
Path Vehicle.Cabin.Seat.Row2.Pos3.Headrest.Height VSS: Addressing nodes
Data type uint8 VSS: Datatypes
Unit mm VSS: Units
Label millimeter
Description Distance measured in millimeters VSS: Sensors & Actuators
Domain distance
Minimum value 0 VSS: Sensors & Actuators

Note: The uint8 datatype is an unsigned 8-bit integer which technically allows values between 0 and 255 (inclusive).

Signal Information

The vehicle signal Vehicle.Cabin.Seat.Row2.Pos3.Headrest.Height is an Actuator.

The vehicle signal Vehicle.Cabin.Seat.Row2.Pos3.Headrest.Height is a Signal.

UUID

Each vehicle signal is identified by a Universally Unique Identifier (UUID)

The UUID for Vehicle.Cabin.Seat.Row2.Pos3.Headrest.Height is 2ae8b66df4045f46a96acbcdd6d2d452

Feedback

Do you think this Vehicle Signal specification needs enhancement? Do you want to discuss with experts? Try the following ressources to get in touch with the VSS community:
Enhancement request Create COVESA GitHub Issue
Join COVESA www.covesa.global
Discuss VSS on Slack w3cauto.slack.com
VSS Data Experts on Google Groups covesa.global data-expert-group

About VSS

The Vehicle Signal Specification (VSS) is an initiative by COVESA to define a syntax and a catalog for vehicle signals. The source code and releases can be found in the VSS github repository.

Supported datatypes

The following is a list of VSS supported built-in datatypes:

Name Type Min Max
uint8 unsigned 8-bit integer 0 255
int8 signed 8-bit integer -128 127
uint16 unsigned 16-bit integer 0 65535
int16 signed 16-bit integer -32768 32767
uint32 unsigned 32-bit integer 0 4294967295
int32 signed 32-bit integer -2147483648 2147483647
uint64 unsigned 64-bit integer 0 2^64 - 1
int64 signed 64-bit integer -2^63 2^63 - 1
boolean boolean value 0/false 1/true
float floating point number -3.4e -38 3.4e 38
double double precision floating point number -1.7e -300 1.7e 300
string character string n/a n/a

Min, max and default values defined in a Vehicle Signal Specification must be in the supported range of the data type.