Introduction
Contents
AT Command Set Summary Description
AT Command Summary
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
Select Pulse Dialing
Return On-line to Data Mode
Result Code Control
VnDCE Response Format
Result Code Selection and Call Progress Monitoring
Result Code Option
Ext. Result Code Dial Tone Detect Busy Tone Detect
Extended Result Codes
Long Space Disconnect
OK Error
Recall Stored Profile
Auto Retrain
Dn DTR Control
Fn Load Factory Settings
Gn V.22bis Guard Tone Control
Auxiliary Relay option
Qn Asynchronous Communications Mode
Asynchronous Communications Mode
Local Flow Control Selection
Pulse Dial Make-to-Break Ratio Selection
Connect Error
Self-Test Commands
Data Set Ready DSR Option
SSE
View Active Configuration and Stored Profile
YnSelect Stored Profile for Hard Reset
Store Current Configuration
Zn=x Store Telephone Number
\An
\Nn Error Control Mode Selection
Bits/s Rate Adjusted
\Kn Break Control
\N3
\Vn Protocol Result Code
\Tn Inactivity Timer
\Xn XON/XOFF Pass Through
Data Calling Tone
View Numbers in Blacklist
Cn Data Compression Control
En Enable/Disable Auto-Retrain and Fallback/Fall Forward
Test and Debug AT Commands
AT#UD Last Call Status Report Format
Diag
GstnModulationSchemeActive from 3.7.2/V.58
Call Setup Result Codes
CompressionActive from 3.2.2/V.58 Value Description
ErrorControl Active from 3.5.2/V.58 Value Description
CallCleared codes from 3.6.4/V.58-1994
Value Description Implemented
DteHangupCommand
S3Command Line Termination Character user defined
AT Commands Reference S-Registers
Auto Answer Ring Number
AT Escape Character user defined
Response Formatting Character user defined
Command Line Editing Character user defined
Connection Completion Time-Out
S10
Comma Dial Modifier Time
S11
S12 Escape Guard Time
S21 24/General Bit Mapped Options Status
S24 Timer to Control Sleep Mode
S22 Results Bit Mapped Options Status
S28
S32 Synthetic Ring Volume
S30 Inactivity Timer
S33 Synthetic Ring Frequency
S35
S38 K56flex Downstream Rate
S42 Auto Rate default 1, range 0 ¾1
S48 Lapm Error Control and Feature Negotiation default
S43 Auto Mode default 1, range 0¾1
S48 S48 =
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
+FRH=m Receive Hdlc Data with m Carrier
+FTH=m Transmit Hdlc Data with m Carrier
FPR
Manufacturer Identification +FMI
+FAA Adaptive answer
Result Lucent Data/Fax
Product Identification +FMM
AT Voice Command Set
AT Voice Command Set
Voice Commands
AT Voice Command Set Not Defined In IS-101 Specification
AT Voice Commands Reference
AT+VGR=gain
AT+VIT = Timer DTE/DCE Inactivity Timer
AT+VEM=mask Event Reporting and Masking
AT+VNH = Hook Automatic Hang-up Control
AT+VTD=dur
AT+VLS=label Analog Source/Destination Selection
AT+VTS=string
Start voice transmission and reception process
AT+VSM?
AT+VSD=sds, sdi Silence Detection Quiet and Silence
AT+VSM=?
AT+VRN=interval Ringback Never Appeared Timer
AT+VRA=interval Ringback Goes Away Timer
AT+VPR=rate Select DTE/DCE Interface Rate
Events Reported to the DTE
AT+VTS=
ATD
DLE H
AT+VLS=5
AT+VLS=7
ATH
Example # 2 Initiating a stored number speakerphone call
Ring
Example # 3 Answering a speakerphone call
AT+FCLASS=1
ATA
AT+FCLASS=0
Example # 6 Switching from speakerphone mode to TAD mode
Connect
AT+VLS=1
DLE-R
Modem answers call
AT Dsvd Commands
25ter AT Commands
25ter AT Commands
Manufacturer Identification +GMI?
Version / Revision Information +GMR?
V8o, v8a, and v8cf
+ES?
AT Commands
+ES=?
+ESA=?
Idle,,,crctype,nrzien
+ITF= off, on
+ITF=?
AT Commands for Homologation Testing and Debugging
Version
USA
Country Codes CountryCode in HEX
AT%T21,par#,paramvalue
Pulse dial make time 255
ATD , ATX
ATA, ATD
ATB
ATH1
Par # Parameter Description Range Reference
Homologation Parameters
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
Norway Spain
Par. # Netherlands Italy
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
ATZ
OK ATZ OK ATS11? 085 OK
XX-XXXDMOD