AT Command Manual for Sierra MC87XX Module
Table Of Contents
- 1: About This Guide
- 2: AT Password Commands
- 3: Modem Status, Customization, and Reset Commands
- 4: Diagnostic Commands
- 5: Test Commands
- 6: Memory Management Commands
- 7: Voice Commands
- 8: GPS Commands
- 9: STK Commands
- Appendix A: Test Frequencies / Channel Lists
- Appendix B: HSDPA / HSUPA Categories
- Appendix C: ASCII Table
- Appendix D: Module Customization
1
Rev 2.9 Oct.08 13
1: About This Guide
• Introduction
• Result codes
• References
• Current firmware
versions
• Document structure
• Conventions Introduction
Thisdocumentdescribesproprietary,password‐protectedAT
commandsavailablefortheMC87xxembeddedmodem.These
commandsaresupplementaltothestandardATcommands
forGSMdevicesdefinedbythe3GPP(The3rd G eneration
PartnershipProject)andareintendedforusebyOEMs.The
standardcommandsaredescribedintwodocumentsavailable
fromthe3GPPwebsite,
www.3gpp.org:
• TS27.007ATcommandsetforUserEquipment(UE)
• TS27.005UseofDataTerminalEquipment‐‐DataCircuit
terminatingEquipment(DTE‐DCE)interfaceforShortMessage
Service(SMS)andCellBroadcastService(BSE)
Note: If a command is only
partially protected (for example,
the assignment form is
restricted, but the query form is
not), the non-protected form of
the command also appears in
the ‘Supported’ reference.
TheSierraWirelessdocumentUMTSModems‐SupportedAT
CommandReference(documentnumber2130617)identifies
supportedstandardATcommandsandprovidesdetailswhere
commandsvaryfromthestandards.Italsodescribespropri
‐
etarycommandsthatarenotpassword‐protected.
TheATcommandsinthisdocumentarespecifictotheSierra
WirelessMC8775
/75V,MC8780/81,MC8785V,MC8790/90V,
MC8791V,andMC8792Vembeddedmodems.
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.
Access
Thecommandsinthisreferenceareprotectedbypasswords.
Tousethesecommands,youmustenterthecorrectpassword
using
AT!ENTERCND(seepage27).Oncethepasswordis
entered,allcommandsareavailableandremainavailableuntil
themodemisresetorpoweredoffandon.