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SAE J2735-Draft-Rev26 [issued: 09-18-08]
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174 -
This is an SAE Motor Vehicle Council draft document of the DSRC committee, subject to change.
Used By: This entry is used directly by one other data structure in this standard, a MSG called
MSG_SignalPhaseAndTimingMessage (SPAT) <ASN> <XML>. In addition, this item may be used
by data structures in other ITS standards.
Remarks: Note that in use this object is enclosed in an outer sequence which identifies if it is describing a
preemption or a priority use.
7.118 Data Element: DE_SignPrority
Use: AAA An empty definition field.
ASN.1 Representation:
SignPrority ::= INTEGER (0..255)
-- 0~7 for bottom
-- some flags, perhaps
-- danger, or applies to class of veh vs all
XML Representation:
<xs:simpleType name="SignPrority" >
<xs:restriction base="xs:unsignedByte"/>
</xs:simpleType>
Used By: This entry is used directly by one other data structure in this standard, a DF called
MSG_TravelerInformation <ASN> <XML>. In addition, this item may be used by data structures in
other ITS standards.
7.119 Data Element: DE_SirenInUse
Use: A data element which is set if any sort of audible alarm is being emitted from the vehicle. This
includes various common sirens as well as backup up beepers and other slow speed maneuvering alerts.
Used to reflect any type or style of audio alerting when a vehicle is progressing and transmitting DSRC
messages to others about its path. Intended to be used as part of the DSRC safety message for public
safety vehicles operating in the area.
ASN.1 Representation:
SirenInUse ::= ENUMERATED {
notEquipped (0),
notInUse (1),
inUse (2),
reserved (3) -- for future use
}
XML Representation:
<xs:simpleType name="SirenInUse" >
<xs:annotation>
<xs:appinfo>
notEquipped (0)
notInUse (1)
inUse (2)
reserved (3) -- for future use
</xs:appinfo>
</xs:annotation>
<xs:union>
<xs:simpleType>
<xs:restriction base="xs:unsignedInt">
<xs:minInclusive value="0"/>
<xs:maxInclusive value="3"/>
</xs:restriction>
</xs:simpleType>
<xs:simpleType>
<xs:restriction base="xs:string">
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