Motor

October 2003

AT Commands Online Reference
T68, T68i, T300, T310, T610, Z600, T230/T238/T226, T630

Developers Guidelines

AT Commands

Preface
The Developers Guidelines for AT Commands Online Reference is designed to give the reader a deeper insight into how to design applications with AT commands supported by mobile phones. The information here is not relevant for the day-to-dayoperation of the phone. This is described in the User Guide supplied with the mobile phone. This document is for advanced users who require detailed information in order to: • Develop new communications software • Add the mobile phone to an application’s list of compatible modems • Adjust the settings of their mobile phones This document is based on general AT Commands information. However, specificinformation for mobile phones is found in the appendixes. People who can benefit from this document include: • • • • • • Application providers Content providers Content aggregators Operators and service providers Software developers Business decision-makers

It is assumed that the reader has a basic understanding of AT Commands. More information is available at Sony Ericsson Developer Worldwebsite at http://www.sonyericsson.com/developer where up to date information about technologies, products and tools can be obtained.

This Developers Guidelines is published by: Sony Ericsson Mobile Communications AB, SE-221 88 Lund, Sweden Phone: +46 46 19 40 00 Fax: +46 46 19 41 00 www.SonyEricsson.com/ © Sony Ericsson Mobile Communications AB, 2003. All rights reserved. You are hereby granted alicense to download and/or print a copy of this document. Any rights not expressly granted herein are reserved. Third edition (October 2003) Publication number: EN/LZT 108 6507 R3A

This document is published by Sony Ericsson Mobile Communications AB, without any warranty*. Improvements and changes to this text necessitated by typographical errors, inaccuracies of current information orimprovements to programs and/or equipment, may be made by Sony Ericsson Mobile Communications AB at any time and without notice. Such changes will, however, be incorporated into new editions of this document. Printed versions are to be regarded as temporary reference copies only. *All implied warranties, including without limitation the implied warranties of merchantability or fitness for a particularpurpose, are excluded. In no event shall Sony Ericsson or its licensors be liable for incidental or consequential damages of any nature, including but not limited to lost profits or commercial loss, arising out of the use of the information in this document.

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October 2003

Developers Guidelines

AT Commands

Online Developer Resources
On www.SonyEricsson.com/developer, developers willfind all documentation and tools such as phone White Papers, Developers Guidelines, SDKs and APIs etc. The developer web site also contains discussion forums monitored by our Sony Ericsson Developer Support team, a searcheable Knowledge Base of support queries and solutions, Tips & Tricks, example code etc. To stay up to date on development issues, register and subscribe to the monthly SonyEricsson Developer Newsletter.

Sony Ericsson Developer Support
Sony Ericsson offers developers professional technical support services. The service can be purchased from the developer web portal, as part of the Sony Ericsson Core and Core+ membership packages or as single support queries. There are two levels of support included in the memberships: The Basic E-mail Developer Support is an annualsupport service included in the Core membership that provides developers with all the basics to successfully develop world-class applications for Sony Ericsson products. Developers get access to Sony Ericsson developer support engineers via e-mail with same-day response, five technical support incidents as well as the ability to purchase more. The Priority E-mail Developer Support is an annual...