| elements | atis:roadSideAlert dsrc:EmergencyVehicleAlert/atisMsg DSRC-MsgSend/beaconsRequest DSRC-UsePlan/beaconsRequest atis:ResponseGroup/dsrcMsg |
| documentation |
| note that typically the above is encoded as a sequence of 37 known bytes when send over DSRC media |
<xs:annotation>
<xs:documentation>
note that typically the above is encoded as a
sequence of 37 known bytes when send over DSRC media
</xs:documentation>
</xs:annotation>
<xs:sequence>
<xs:element name="typeEvent">
<xs:simpleType>
<xs:restriction base="itis:ITIScodes"/>
</xs:simpleType>
</xs:element>
<!-- a category and an item from that category
all ITS stds use the same types here
to explain the type of the
alert / danger / hazard involved
two bytes in length -->
<xs:element name="description" type="itis:ITIScodes" minOccurs="8" maxOccurs="8"/>
<!-- eight ITIS code entries to further describe the event , give advice , or any other ITIS codes non used positions are set to zero 16 bytes in length -->
<xs:element name="priority" type="Priority"/>
<!-- the urgency of this message, a relative
degree of merit compared with other
similar messages for this type (not other
message being sent by the device) , nor a
priority of display urgency
one byte in length -->
<xs:element name="extent" type="Extent"/>
<!-- the spatial distance over which this
message applies and should be presented
to the driver
one byte in length -->
<xs:element name="spaceVector" type="SpaceVector"/>
<!-- a compact summary of the position,
heading, rate of speed, etc of the
event in question. Including stationary
and wide area events.
15 bytes in length -->
<xs:element name="furtherInfoID" type="FurtherInfoID"/>
<!-- a link to any other incident
information data that may be available
in the normal ATIS incident description
or other messages
two bytes in length -->
</xs:sequence>
</xs:complexType>
