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Rev 2.8.1 Feb.11 9
1: About this Guide
• Introduction
• Result codes
• Terminology and
acronyms
• Current firmware
versions
• Document structure
• Conventions Introduction
ThisdocumentdescribesstandardandproprietaryAT
commandsthatareavailableforusersofUMTSAirCard
modems,Compassmodems,andMiniCardembedded
modules.
Thestandard3GPPATcommandsforUMTSdevicesare
describedintwostandardsdocumentsavailablefromthe
3GPP(3rdGenerationPartnershipProject)website,
www.3gpp.org:
• TS27.007ATcommandsetforUserEquipment(UE)
• TS27.005UseofDataTerminalEquipment‐‐DataCircuit
terminatingEquipment(DTE‐DCE)interfaceforShortMessage
Service(SMS)andCellBroadcastService(BSE)
TheproprietaryATcommandsaresupplementaltothe
standardATcommands.
Fornormaloperationofthemodem,consulttheGSMAT
CommandReference(documentnumber2130213).Youmayalso
wanttoconsult theotherdocumentsavailableintheAC8xx/
MC87xxDevelopmentKitoronourInternetsiteat
www.sierrawireless.com
Note: Some standard 3GPP commands are NOT supported, or are
partially supported. These commands are identified in
Supported
GSM / WCDMA AT Commands, page 17.
Note: When designing applications that use these AT commands, use
Watcher
®
(and other Sierra Wireless applications) as functionality
templates to ensure proper use of command groups. For questions or
concerns relating to command implementation, please contact your
Sierra Wireless account representative.
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