Symeo LPR
®
-System
LPR
®
-2DB
Product Documentation
Symeo
2D Protocol
Copyright © Symeo 2012
Page 110 of 132
TIMESTAMP
POSITION
VELOCITY
ORIENTATION
POSITION-ERROR
VELOCITY-ERROR
ORIENTATION-ERROR
USER-DATA
SYSTEM-ERROR
SATELLITE-STATE
CRC
END
Figure 61 - General structure with all possible data fields
The data fields START and END cannot be deactivated. All other data fields can be enabled
and disabled in the configuration file.
10.2.4 Data fields
In this chapter all data fields are described. Except the two data fields START and END
(included in each data packet) each data field can be enabled and disabled by the user.
The unit of data length is one byte.
10.2.4.1 START
The data field START indicates the beginning of a data packet. It contains furthermore the
data length of the whole data packet. One bit mask indicates which data fields are enabled.
Name
Length Type
Description
BINARY-START
1
unsigned int
Exclusive Symbol
0x7e
, which identify the
beginning of a data packet
LENGTH
2
unsigned int
Length of the entire data packet in byte
(including the start and end field)
SELECTED-
FIELDS
4
bitmask
The bit mask indicates which data fields are
enabled and disabled in the data packet
(see chapter 10.4).
Entire length of data packet: 7 Byte
