OnCell G2150I AT Command Set Introduction
1-2
Scope of the Document This document describes the AT-command based messages exchanged between an application and
the OnCell G2150I for managing GSM related events or services.
The interface specifications described here are based on the following recommendations:
[1] ETSI GSM 07.05: Digital cellular telecommunications system (Phase 2); Use of DTE-DCE
interface for Short Message Service (SMS) and Cell Broadcast Service (CBS)
[2] ETSI GSM 07.07: Digital cellular telecommunications system (Phase 2); AT command set for
GSM Mobile Equipment (ME)
[3] ITU-T Recommendation V.25ter: Serial asynchronous automatic dialing and control
[4] ETSI GSM 03.40: Digital cellular telecommunications system (Phase 2); Technical
implementation of the Short Message Service (SMS) Point-to-Point (PP)
[5] ETSI GSM 03.38: Digital cellular telecommunications system (Phase 2); Alphabets and
language-specific information
[6] ETSI GSM 04.80: Digital cellular telecommunications system (Phase 2): Mobile radio
interface layer 3, Supplementary service specification, Formats and coding
[7] 3GPP 05.02: 3rd Generation Partnership Project; Technical Specification Group GSM/EDGE-
Radio Access Network; Multiplexing and multiple access on the radio path – 3GPP TS 05.02
V6.9.2 (2001-04)
ETSI Secretariat The following addresses may be of use in obtaining the latest GSM/GPRS recommendations:
Postal address: F-06921 Sophia Antipolis CEDEX – France
Office address: 650 Route des Lucioles – Sophia Antipolis – Valbonne – France
Web address: http://www.etsi.org/
Tel: +33 4 92 94 42 00
Fax: +33 4 93 65 47 16
Serial Link
Receive AT
response
Send AT
command
External
Application
A
T
OnCell G2150I