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GSM Modem Specifications:
Power supply Single supply voltage 3.4V – 4.5V
Power saving Typical power consumption in SLEEP mode to 3mA
Frequency bands
Tri-band: EGSM 900, DCS 1800, PCS 1900 or
Tri-band: EGSM 850, DCS 1800, PCS 1900
Compliant to GSM Phase 2/2+
GSM class Small MS
Transmit power Class 4 (2W) at EGSM900
Class 1 (1W) at DCS1800 and PCS 1900
GPRS connectivity
GPRS multi-slot class 10
GPRS mobile station class B
Temperature range
Operation: -25°C to +70°C
Storage temperature -40°C to +80°C
DATA
GPRS:
CSD:
GPRS data downlink transfer: max. 85.6 kbps
GPRS data uplink transfer: max. 42.8 kbps
Coding scheme: CS-1, CS-2, CS-3 and CS-4
Supports the protocols PAP (Password Authentication
Protocol) usually used for PPP connections.
Integrated TCP/IP protocol.
Support Packet Switched Broadcast Control Channel (PBCCH)
CSD transmission rates: 2.4, 4.8, 9.6, 14.4 kbps, non-transparent
Unstructured Supplementary Services Data (USSD) support
SMS, MT, MO, CB, Text and PDU mode
SMS storage: SIM card
Support transmission of SMS alternatively over CSD or GPRS.
User can choose preferred mode.
FAX Group 3 Class 1
SIM interface Supported SIM card: 1.8V ,3V
Audio features Speech codec modes:
Half Rate (ETS 06.20)
Full Rate (ETS 06.10)
Enhanced Full Rate (ETS 06.50 / 06.60 / 06.80)
Echo cancellation
Noise reduction
Phonebook management Supported phonebook types: SM, FD, LD, MC, RC, ON,
ME,BN,VM,LA,DC,SD
Application Toolkit Supports SAT class 3, GSM 11.14 Release 98
Real time clock Implemented
Timer function Programmable via AT command
Firmware upgrade Firmware upgradeable over serial interface
Coding schemes and maximum net data rates over air interface
Coding scheme 1 Timeslot 2 Timeslot 4 Timeslot
CS-1: 9.05kbps 18.1kbps 36.2kbps
CS-2: 13.4kbps 26.8kbps 53.6kbps
CS-3: 15.6kbps 31.2kbps 62.4kbps
CS-4: 21.4kbps 42.8kbps 85.6kbps
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Содержание WorldTracker AVL
Страница 12: ...Sample data that will be shown when connected to the serial port 11...
Страница 14: ...Select Com port 13...
Страница 16: ...After upload select View Select Configuration 15...
Страница 21: ...View Setup Select VOICE ADC Configuration 20...
Страница 44: ...GPS location Table file selected for upload Configuration File selected for upload 43...
Страница 60: ...11 AT COMMANDS FOR GPRS SUPPORT Detailed Descriptions of commands AT Commands For TCP UDP 59...
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Страница 85: ...84 I O Cable pin out...
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