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DX-1 Specifications












Compenents Specifications
Host Controller
MCU 32-bit High Performance
4 MB Data Flash Memory
On-chip RTC with Batterry backup
Watchdog timer and Brown-out reset for self resettable
GSM/GPRS
Tri-band GSM/GPRS 900/1800/1900 MHz
GPRS multi-slot class 10 (85.6 kbps downlink max.)
Coding schemes CS 1, 2, 3, 4
GPRS mobile station class B
Compliant to GSM phase 2/2+
Class 4 (2W @ 850/900 MHz)
Class 1 (1W @ 1800/1900 MHz)
SIM 3V or 1.8V
Tricodec
Half rate (HR)
Full rate (FR)
Enhanced Full rate (EFR)
Hands-free operation with Echo cancellation
1 x SIM card slide holder with lock
GPS
L1 Frequency,C/A code,66 Channels MTK MT3329 chipset
Acquisition time (TTFF)
Cold start 35 sec. (Typical)
Warm start 34 sec. (Typical)
Hot start 1 sec. (Typical)
Position accuracy
3m CEP (50%) without SA (horizontal)
Sensitivity
Up to -163 dBm tracking,superior urban performances
Electrical
Operating voltage: +7 to +50 VDC (with optional car adaptor)
5V DC adaptor
Li-ion battery 2200 mA
Power consumption
< 2 W average
~ 4 W peak (during data transmission)
External Serial Interface
1 x RS-232 for device console (3 wires)
1 x RS-232 for external device interface
Physical
Size: 90 x 120 x 30 mm.
Weight: TBD
Connections
1 x RJ-11 device console interface
2 x power switch
- 1 x soft power on/off botton
- 1 x hard switch for power on/off
1 x Power input connector
1 x handfree
1 x LCD 128x 64 with
4 line Thai text character
8 line English text character
2 x button for user application interface
3 x System status LED
GSM/GPRS status
GPS Status
System Status
3 x Programmable LED for user application
User-defined Configuration
Data logging trigger sources
Time interval
Distance
Speed limit
Data transmission policy
SMS or Voice call trigger
Every number of local log entry
Every time interval
Firmware features
Log record contains :-
Timestamp
GPS data
GSM Cell Information
I/Os and device status
Device-Server Protocol
Two-way communication (via Message Queue)
Remote management and configuration support
GPRS or SMS (reduce function)
Over-the-air (OTA) firmware upgradeable
Multiple server configurations
Special firmware for fleet management application
Accessories
Power adaptor
RJ-11 device console cable (Optional)
Car Power adaptor (Optional)
External extensions support*
Numeric Keypad with special function key
Digital or Analog external I/Os board
Accelerometer (2-Axis)