Lucent Technologies Host-Based Controller Modem AT AT+FCLASS=0, Connect, AT+VLS=1, Dleetx

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Data Addendum

Host-Based Controller Modem

June 15, 1998

AT Command Set

 

 

AT Voice Commands Reference (continued)

 

Example # 5: Receiving an incoming data call in speakerphone or TAD mode and switching to data mode

In this example, the sequence begins at the point of the user or telephone answering device (TAD) taking the speakerphone off-hook and detecting a data calling tone from the other end.

Command

Description

<DLE>-e

DCE detects data calling tone from the remote modem and informs the

 

application by sending DLE-e sequence.

AT+FCLASS=0

Application switches modem out of voice mode, and into data mode.

OK

DCE responds. Now in data mode, still off-hook and connected to incoming call.

ATA

Application instructs modem to answer data call using standard AT commands.

CONNECT

DCE responds. The call is answered, and modem continues with procedures to

 

establish connection.

Example # 6: Switching from speakerphone mode to TAD mode

In this example, the sequence begins at the point of the user in speakerphone mode and at some point in time wants to put the other end in hold. The application may switch to TAD mode in hold state and play some music wave file to the line.

Command

Description

AT+VLS=1

Applications switches modem out of speakerphone mode and into TAD mode.

OK

DCE responds. Now in TAD mode.

AT+VTX

DTE selects voice transmit mode.

CONNECT

DCE responds.

<Data>

DTE plays music through modem to remote caller.

<DLE><ETX>

DTE indicates end of voice transmit data.

OK

DCE acknowledges switch back to voice command state.

The Application may switch back to speakerphone mode by following the example to switch from TAD mode to speakerphone mode.

Example # 7: Call screening & recording a message using TAD - IS101 <dle> shielded method.

The TAD application is loaded. The modem is initially idle, in data mode (+FCLASS=0).

Command

Description

RING

DCE reports ringing from remote station.

AT+FCLASS=8

The modem enters voice mode.

OK

DCE responds.

AT+VGT=128

Set speaker volume to normal.

OK

DCE responds.

AT+VSM=132,8000

DTE selects IMA ADPCM with 8.0 kHz sampling rate.

OK

DCE responds.

Version 1.0

Lucent Technologies Inc.

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Contents Introduction ContentsAT Command Set Summary Description AT Command Summary#UD AT Testing and Debugging Command Set Summary DescriptionS-Register Summary Default Description Result Code Summary NoEC-No error control protocol AT Commands Reference DnDial Echo CommandOnline Data Character Echo Command Mars Otherwise Hook ControlRequest ID Information Lapm Modulation Handshake Monitor Speaker VolumeMonitor Speaker Mode Select Pulse Dialing Return On-line to Data ModeResult Code Control VnDCE Response FormatResult Code Selection and Call Progress Monitoring Result Code OptionExt. Result Code Dial Tone Detect Busy Tone Detect Extended Result CodesLong Space Disconnect OK ErrorRecall Stored Profile Auto RetrainDn DTR Control Fn Load Factory SettingsGn V.22bis Guard Tone Control Auxiliary Relay optionQn Asynchronous Communications Mode Asynchronous Communications ModeLocal Flow Control Selection Pulse Dial Make-to-Break Ratio SelectionData Set Ready DSR Option Self-Test CommandsConnect Error SSE View Active Configuration and Stored ProfileYnSelect Stored Profile for Hard Reset Store Current ConfigurationZn=x Store Telephone Number \An\Kn Break Control Bits/s Rate Adjusted\Nn Error Control Mode Selection \N3 \Vn Protocol Result Code \Tn Inactivity Timer\Xn XON/XOFF Pass Through Data Calling ToneView Numbers in Blacklist Cn Data Compression Control En Enable/Disable Auto-Retrain and Fallback/Fall ForwardTest and Debug AT Commands AT#UD Last Call Status Report Format DiagGstnModulationSchemeActive from 3.7.2/V.58 Call Setup Result CodesCompressionActive from 3.2.2/V.58 Value Description ErrorControl Active from 3.5.2/V.58 Value DescriptionCallCleared codes from 3.6.4/V.58-1994 Value Description ImplementedDteHangupCommand S3Command Line Termination Character user defined AT Commands Reference S-RegistersAuto Answer Ring Number AT Escape Character user definedConnection Completion Time-Out Command Line Editing Character user definedResponse Formatting Character user defined S10 Comma Dial Modifier TimeS11 S12 Escape Guard TimeS21 24/General Bit Mapped Options Status S24 Timer to Control Sleep ModeS22 Results Bit Mapped Options Status S28S32 Synthetic Ring Volume S30 Inactivity TimerS33 Synthetic Ring Frequency S35S38 K56flex Downstream Rate S42 Auto Rate default 1, range 0 ¾1S48 Lapm Error Control and Feature Negotiation default S43 Auto Mode default 1, range 0¾1S48 S48 = S89Command Description AT FAX Command Set Class 1 FAXAT FAX Command Set Summary AT FAX Commands Reference +FRM=m Receive FAX Data with m Carrier Command Option Modulation Speed bits/s+FTM=m Transmit FAX Data with m Carrier +FRH=m Receive Hdlc Data with m Carrier +FTH=m Transmit Hdlc Data with m CarrierFPR Manufacturer Identification +FMI +FAA Adaptive answerResult Lucent Data/Fax Product Identification +FMMAT Voice Command Set AT Voice Command SetVoice Commands AT Voice Command Set Not Defined In IS-101 SpecificationAT Voice Commands Reference AT+VGR=gain AT+VIT = Timer DTE/DCE Inactivity TimerAT+VEM=mask Event Reporting and Masking AT+VNH = Hook Automatic Hang-up ControlAT+VTD=dur AT+VLS=label Analog Source/Destination SelectionAT+VTS=string Start voice transmission and reception processAT+VSM=? AT+VSD=sds, sdi Silence Detection Quiet and SilenceAT+VSM? AT+VRN=interval Ringback Never Appeared Timer AT+VRA=interval Ringback Goes Away TimerAT+VPR=rate Select DTE/DCE Interface Rate Events Reported to the DTEAT+VTS= ATD DLE HATH AT+VLS=7AT+VLS=5 Example # 2 Initiating a stored number speakerphone call Ring Example # 3 Answering a speakerphone callAT+FCLASS=1 ATAAT+FCLASS=0 Example # 6 Switching from speakerphone mode to TAD modeConnect AT+VLS=1DLE-R Modem answers call AT Dsvd Commands 25ter AT Commands 25ter AT CommandsManufacturer 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 HEXAT%T21,par#,paramvalue Pulse dial make time 255 ATD , ATX ATA, ATDATB ATH1Par # Parameter Description Range Reference Homologation ParametersVersion 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 Italy150 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 OKXX-XXXDMOD

Host-Based Controller Modem AT specifications

Lucent Technologies Host-Based Controller Modem AT represents a significant advancement in modem technology, particularly in the realm of telecommunications and data transmission. This modem, renowned for its efficiency and versatility, is characterized by a host-based architecture, which differentiates it from traditional modems that rely heavily on dedicated hardware.

One of the main features of the Lucent Technologies Host-Based Controller Modem AT is its ability to leverage the processing power of the host computer. By utilizing the host's CPU for data encoding and decoding tasks, the modem can reduce the need for specialized hardware components, allowing for a more cost-effective solution. This design not only facilitates lower manufacturing costs but also enhances the overall performance due to the utilization of the host's computational capabilities.

Another notable characteristic is its compliance with the AT command set, which standardizes communications between the modem and the host system. This ensures compatibility with a wide range of software applications and operating systems. The AT command set allows users to control modem functions easily, making it simpler to configure settings, initiate connections, and manage data transfer processes.

The modem also supports various communication protocols, such as V.90 and V.92, enabling high-speed data transmission over traditional telephone lines. With download speeds of up to 56 Kbps and upload speeds of up to 48 Kbps, the Lucent Technologies Host-Based Controller Modem AT is particularly suitable for Internet browsing, email, and other online activities demanding robust data throughput.

Additionally, the modem features built-in error correction and data compression protocols, such as V.42 and V.44, further enhancing the quality and speed of data transmission. These protocols help minimize the impact of line noise and ensure efficient use of bandwidth, leading to improved connection stability and data integrity.

In terms of connectivity, the Lucent Technologies Host-Based Controller Modem AT typically interfaces via a standard serial or USB port, making it compatible with most modern computers. Its compact design and ease of installation make it an appealing choice for both personal and professional use.

Overall, the Lucent Technologies Host-Based Controller Modem AT showcases significant innovation in modem technology, offering users a reliable and efficient solution for high-speed data communications. Its host-based architecture, adherence to the AT command set, and support for advanced communication protocols position it as a vital tool in the ever-evolving landscape of digital connectivity.
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