User's Manual

M590 GPRS Module Hardware User Guide
Copyright © Neoway Technology Co., Ltd
2
1.3 Specifications
Table 1-1 M590specifications
Specifications Description
Band EGSM900/DCS1800 MHz dual-band
Supporting band locking
Sensitivity < -107 dBm
Max. transmit power
l
EGSM900 Class4(2W)
l
DCS1800 Class1(1W)
Protocol Compatible with GSM/GPRS Phase 2/2+
AT
l
GSM07.07
l
Extended AT commands
SMS
l
TEXT/PDU
l
Supporting SMS message receiving and transmitting and alert for new
SMS messages
l
Supporting SMS message management: reading/deleting/storage/list
GPRS feature
l
GPRS CLASS 12
l
Max. theoretic uplink rate: 85.6 Kbit/s
l
Max. theoretic downlink rate: 85.6 Kbit/s
l
Built-in TCP/IP protocol, supporting multiple links
l
Supporting server and client modes
Circuit Switch Data
l
CSD data service
l
USSD
UART
l
Supporting UART multiplexing
l
Supporting AT sending, data transmission, and software download
l
Supporting baudrate from 1200 bit/s to 115200 bit/s
CPU ARM7-EJ@360MHz
Antenna feature
50 Ω impedance
Operating temperature
-40
to +85
Operating voltage 3.5 V to 4.3 V (3.9 V is recommended)
Peak current Max 2.0 A
Idle current 18 mA
Current in sleep mode < 2 mA (live network)
< 1 mA (instrument, DRX=9)