Getting Started To Gprs Network; Basic Operation - FALCOM TANGO55/i Hardware Description

TANGO55/ & TANGO56/
I

5.2.3 Getting started to GPRS Network

The following instructions are available only for TANGO55/56 versions providing GPRS.
What is GPRS:
GPRS is a complete new part of the existing GSM network.
GPRS is packed switched high speed mobile data.
GPRS is an efficient approach to upgrade the existing GSM to a
packet switched system.
GPRS is an important step in direction to mobile internet.
What you need?
GPRS settings from your network provider
Modem installation and configuration
Dial-Up Network installation and configuration
Should the standard 19200 modem not installed, you have to install it, else please
refer to the separated manual "gprs_startup_user_guide.pdf".

5.3 Basic Operation

Followings are example of some AT-commands. Please refer to the AT Command
manual for a full discription.
The AT Command manual is available on the Falcom's Website
http://www.falcom.de/
NOTE: Issue
Description
Network registration
checking
Receiving an
incoming call
ATD0123456789;
Make a call
Make an emergency
call
Communication loss
Hang up
This confidential document is the property of FALCOM GmbH and may not be copied or circulated without permission.
I
APN (name of access point that connects the mobile network
-
to the Internet)
Primary and secondary DNS
-
IP header compression
-
IP address (DHCP or static)
-
User name and password (may be optional)
-
Dial number
-
to have extended error code (
AT+CMEE=1
AT Commands Modem responce
AT+CREG? CREG=<mode>,1
CREG=<mode>,2
CREG=<mode>,0
ATA
CME ERROR: 11
CME ERROR: 3
ATD112;
NO CARRIER
ATH
Modem registered into the network
Registration lost, re-registration attempt
Modem not registration into the network, no
RING An incoming call is waiting
OK
Do not forget the < ; > at the end for < voice >
OK Communication established
PIN code not entered (with + CMEE=1 mode)
AOC credit exceeded or a communication is
Do not forget the < ; > at the end for < voice >
OK
V 1.03
ERSION
)
+CME ERROR
Comments
registration attempt
Answer the call
call
already established
call
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