User Manual

GM47/48 Technical description

BA/SEM/MS 02:0004 Rev B

The Integrator’s Manual provides you with all the information you

need to be able to integrate the module with your application.

1.3 Precautions

The GM47/48 should be handled like any mobile station. In the

Integrators’ Manual you will find more information about safety and

product care. In the Technical Data chapter in this document the

environmental and electrical limits are specified. Never exceed these

limits to ensure the module is not damaged.

1.4 Abbreviations

Abbreviation Explanation

BT Bluetooth

CBS Cell Broadcast Service

CBM Cell Broadcast Messaging

CSD Circuit Switch Data

DCE Data Circuit Terminating Equipment

DTE Data Terminal Equipment

DTMF Dual Tone Multi Frequency

EFR Enhanced Full Rate codec

EMC Electro-Magnetic Compatibility

ETSI European Telecommunications Standards Institute

FR Full Rate codec

GPRS General Packet Radio Service

GPS Global Positioning System

GSM Global System for Mobile Comunication

HR Half Rate codec

HSCSD High Speed Circuit Switched Data

ITU-T International Telecommunication Union – Telecommunications

Standardisation Sector

ME Mobile Equipment

MO Mobile Originated

MS Mobile Station

MT Mobile Terminated

PCM Pulse Code Modulation

PDU Protocol Data Unit

RLP Radio Link Protocol

RF Radio Frequency

RTC Real Time Clock