GV320 User manual
TRACGV320UM001 - 7 -
The GV320 is a powerful GPS locator designed for vehicle or asset tracking. It has
superior receiver sensitivity, fast TTFF (Time to First Fix) and supports Dual-Band GSM
frequencies 850/1900, its location can be monitored in real time or be periodically tracked
by a backend server or other specified terminals. The GV320 has multiple input/output
interfaces that can be used for monitoring or controlling external devices. Based on the
integrated @Track protocol, the GV320 can communicate with a backend server through
the GPRS/GSM network to transfer reports of Emergency, geo-fence boundary crossings,
low backup battery or scheduled GPS position as well as many other useful functions.
Users can also use GV320 to monitor the status of a vehicle and control the vehicle by its
external relay output. System Integrators can easily setup their tracking systems based on
the full-featured @Track protocol.
This device complies with part 15B, part 22 and part 24 of the FCC rules. Operation is
subject to the following two conditions:
(1) this device may not cause harmful interference
(2) this device must accept any interference, including interference that may cause
undesired operation.
Table 1. GV320 Protocol Reference
SN Document name Remark
[1] GV320 @Track Air Interface Protocol The air protocol interface between
GV320 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
1 Introduction
1.1. Reference
1.2. Terms and Abbreviations
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