Sony Ericsson GR47/GR48 - Manual (Page 6)

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LZT 123 7589 R1A
1. Introduction
1.1 Target Users
The GR47 and GR48 radio devices are designed to be integrated into
machine-to-machine or man-to-machine communications applications.
They are intended to be used by manufacturers, system integrators,
applications developers and developers of wireless communications
equipment.
1.2 Prerequisites
It is assumed that the person integrating the radio device into an
application has a basic understanding of the following:
• GSM networking;
• Wireless communication and antennas (aerials);
• AT commands;
• ITU-T standard V.24/V.28;
• Micro controllers and programming;
• Electronic hardware design.
1.3 Manual Structure
The manual is composed of three parts:
Part 1- Overview
This section provides a broad overview of the GR47/GR48 family and
includes a list of abbreviations used in the manual.
Part 2 - Integrating the Radio Device
This section describes each of the signals available on the GR47/GR48
radio devices, along with mechanical information. The section also
provides you with design guidelines and explains what is needed to
commercialise an application from a regulatory point of view.
Part 3 - Developer’s Kit
This section lists the contents of the Developer’s Kit and provides the
information to setup and use the equipment.