Contents
Introduction
AT Command Summary
AT Command Set Summary Description
S-Register Summary Default Description
AT Testing and Debugging Command Set Summary Description
#UD
Result Code Summary
NoEC-No error control protocol
AT Commands Reference
Online Data Character Echo Command
Echo Command
DnDial
Request ID Information
Otherwise Hook Control
Mars
Lapm
Monitor Speaker Mode
Monitor Speaker Volume
Modulation Handshake
Result Code Control
Return On-line to Data Mode
Select Pulse Dialing
VnDCE Response Format
Ext. Result Code Dial Tone Detect Busy Tone Detect
Result Code Option
Result Code Selection and Call Progress Monitoring
Extended Result Codes
Recall Stored Profile
OK Error
Long Space Disconnect
Auto Retrain
Gn V.22bis Guard Tone Control
Fn Load Factory Settings
Dn DTR Control
Auxiliary Relay option
Local Flow Control Selection
Asynchronous Communications Mode
Qn Asynchronous Communications Mode
Pulse Dial Make-to-Break Ratio Selection
Connect Error
Self-Test Commands
Data Set Ready DSR Option
View Active Configuration and Stored Profile
SSE
Zn=x Store Telephone Number
Store Current Configuration
YnSelect Stored Profile for Hard Reset
\An
\Nn Error Control Mode Selection
Bits/s Rate Adjusted
\Kn Break Control
\N3
\Xn XON/XOFF Pass Through
\Tn Inactivity Timer
\Vn Protocol Result Code
Data Calling Tone
View Numbers in Blacklist
En Enable/Disable Auto-Retrain and Fallback/Fall Forward
Cn Data Compression Control
Test and Debug AT Commands
Diag
AT#UD Last Call Status Report Format
Call Setup Result Codes
GstnModulationSchemeActive from 3.7.2/V.58
CallCleared codes from 3.6.4/V.58-1994
ErrorControl Active from 3.5.2/V.58 Value Description
CompressionActive from 3.2.2/V.58 Value Description
Value Description Implemented
DteHangupCommand
Auto Answer Ring Number
AT Commands Reference S-Registers
S3Command Line Termination Character user defined
AT Escape Character user defined
Response Formatting Character user defined
Command Line Editing Character user defined
Connection Completion Time-Out
S11
Comma Dial Modifier Time
S10
S12 Escape Guard Time
S22 Results Bit Mapped Options Status
S24 Timer to Control Sleep Mode
S21 24/General Bit Mapped Options Status
S28
S33 Synthetic Ring Frequency
S30 Inactivity Timer
S32 Synthetic Ring Volume
S35
S42 Auto Rate default 1, range 0 ¾1
S38 K56flex Downstream Rate
S48 S48 =
S43 Auto Mode default 1, range 0¾1
S48 Lapm Error Control and Feature Negotiation default
S89
AT FAX Command Set Summary
AT FAX Command Set Class 1 FAX
Command Description
AT FAX Commands Reference
+FTM=m Transmit FAX Data with m Carrier
Command Option Modulation Speed bits/s
+FRM=m Receive FAX Data with m Carrier
+FTH=m Transmit Hdlc Data with m Carrier
+FRH=m Receive Hdlc Data with m Carrier
FPR
Result Lucent Data/Fax
+FAA Adaptive answer
Manufacturer Identification +FMI
Product Identification +FMM
Voice Commands
AT Voice Command Set
AT Voice Command Set
AT Voice Command Set Not Defined In IS-101 Specification
AT Voice Commands Reference
AT+VEM=mask Event Reporting and Masking
AT+VIT = Timer DTE/DCE Inactivity Timer
AT+VGR=gain
AT+VNH = Hook Automatic Hang-up Control
AT+VTS=string
AT+VLS=label Analog Source/Destination Selection
AT+VTD=dur
Start voice transmission and reception process
AT+VSM?
AT+VSD=sds, sdi Silence Detection Quiet and Silence
AT+VSM=?
AT+VPR=rate Select DTE/DCE Interface Rate
AT+VRA=interval Ringback Goes Away Timer
AT+VRN=interval Ringback Never Appeared Timer
Events Reported to the DTE
AT+VTS=
DLE H
ATD
AT+VLS=5
AT+VLS=7
ATH
Example # 2 Initiating a stored number speakerphone call
AT+FCLASS=1
Example # 3 Answering a speakerphone call
Ring
ATA
Connect
Example # 6 Switching from speakerphone mode to TAD mode
AT+FCLASS=0
AT+VLS=1
DLE-R
Modem answers call
AT Dsvd Commands
Manufacturer Identification +GMI?
25ter AT Commands
25ter AT Commands
Version / Revision Information +GMR?
V8o, v8a, and v8cf
+ES?
AT Commands
+ES=?
+ITF= off, on
Idle,,,crctype,nrzien
+ESA=?
+ITF=?
AT Commands for Homologation Testing and Debugging
Version
Country Codes CountryCode in HEX
USA
AT%T21,par#,paramvalue
Pulse dial make time 255
ATB
ATA, ATD
ATD , ATX
ATH1
Homologation Parameters
Par # Parameter Description Range Reference
Version
150 255 100 120
255 0x00 0x12 0x10 0x88 0x80 0x06 0x0c 0x6b 0xaa
Par. # Australia Belgium Denmark Finland France Germany
120 100
255 0x10 0x12
Par. # Netherlands Italy
Norway Spain
150 100 250
255 0x12 0x10 0x00 0x88 0x06 0x0c 0x80
Par. # Austria Japan China Korea Malaysia Singapore
150 250
255
Portugal Hong Kong
150 255
Version
Par. # Canada Mexico India Vietnam Philippines
000 004 002 050 140 S10 020 S11 095 090 S30 S35 001
000 003 002 004 035 050 S10 020 S11 095 090 S30 S35 001
OK ATZ OK ATS11? 085 OK
ATZ
XX-XXXDMOD