User's Manual

Table Of Contents
Symeo LPR
®
-System
LPR
®
-2DB
Product Documentation
Symeo 2D Protocol
Copyright © Symeo 2012
Page 117 of 132
If desired additional data fields can be activated. The sequence of data field is hereby fix and
cannot be changed. Figure 63 the structure of a data packet with all possible data fields in
one data packet.
Data field
START
TIMESTAMP
POSITION
VELOCITY
ORIENTATION
POSITION-ERROR
VELOCITY-ERROR
ORIENTATION-ERROR
USER-DATA
SYSTEM-ERROR
SATELLITE-STATE
CRC
END
Figure 63 - General structure of data packet 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.
10.3.3 Data fields
In this chapter all data fields are described. Except the two data fields START and END
(included in each data packet) all data field can be enabled and disabled by the user.
The unit of data length is one byte.
10.3.3.1 START
The data field START indicates the beginning of a data packet. It contains furthermore the
data length of the whole data packet. A bit field indicates which data fields are enabled.
Name
Lengt
h
Description
ASCII-START
1
ASCII sign A (0x41)
LENGTH
3
Length of the entire data packet in byte (including the
start and end field)
Character Coding: ###