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GV65 User Manual
TRACGV65UM001
- 7 -
2
Introduction
The
GV65
is
a
Compact Vehicle Tracking Device
for
vehicle
or
asset
tracking.
It
has
superior
receiving
sensitivity,
fast
TTFF
(Time
to
First
Fix)
and
supports
quad
‐
band
GSM
frequencies
850/900/1800/1900.
Its
location
can
be
monitored
in
real
time
or
periodically
tracked
by
a
backend
server
or
other
specified
terminals.
The
GV65
has
multiple
input/output
interfaces
that
can
be
used
for
monitoring
or
controlling
external
devices.
Based
on
the
integrated
@Track
protocol,
the
GV65
can
communicate
with
a
backend
server
through
the
GPRS
network
to
transfer
reports
of
emergency,
geo
‐
fence
boundary
crossings,
scheduled
GPS
position
and
many
other
useful
reporting
features.
Users
can
also
use
GV65
to
monitor
the
status
of
a
vehicle
and
control
the
vehicle
by
its
external
relay
output.
System
integrators
can
easily
set
up
their
tracking
systems
based
on
the
full
‐
featured
@Track
protocol.
The device have a expansion external GPS antenna
Table
1.
GV65
Protocol
Reference
SN
Document
name
Remark
[1]
GV65
@Track
Air
Interface
Protocol
The
air
protocol
interface
between
GV65
and
backend
server.
Table
2.
Terms
and
Abbreviations
Abbreviation
Description
AGND
Analog
Ground
AIN
Analog
Input
DIN
Digital
Input
DOUT
Digital
Output
GND
Ground
MIC
Microphone
RXD
Receive
Data
TXD
Transmit
Data
SPKN
Speaker
Negative
SPKP
Speaker
Positive
2.1.
Reference
2.2.
Terms
and
Abbreviations