Multi-Tech Systems MT5600BA-V92 manual AT Commands, General Commands

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Chapter 2 – AT Commands

Chapter 2 – AT Commands

General Commands

Command:

AT

Attention Code

Values:

 

n/a

 

Description:

 

The attention code precedes all command lines except A/ and the escape sequence.

Command:

 

Enter Key

Values:

 

na

 

Description:

 

Press the ENTER or RETURN key to execute most commands.

Command:

A

Answer

Values:

 

na

 

Description:

 

Answers an incoming call before the final ring.

Command:

A/

Repeat Last Command

Values:

 

n/a

 

Description:

 

Repeats the last command string. Do not precede this command with AT. Do not press

 

 

ENTER to execute.

Command:

Bn

Communication Standard Setting

Values:

 

n = 0 or 1

Default:

 

1

 

Description:

 

B0 Selects ITU-T V.22 mode when the modem is at 300 or 1200 bps.

 

 

B1

Selects Bell 212A when the modem is at 300 or 1200 bps.

Command:

Ds

Dial

 

Values:

 

s = dial string (phone number and dial modifiers)

Default:

 

none

 

Description:

 

Dials telephone number s, where s may be up to 40 characters long and include the

 

 

following dial string modifiers.

 

 

0–9

Digits 0 through 9

 

 

*

The “star” digit (tone dialing only)

 

 

#

The “pound” digit (tone dialing only)

 

 

A–DA, B, C, D tone digits. Country specific; some countries may prohibit these digits.

 

 

L

Redials last number. (Must be placed immediately after ATD.)

PSelects pulse-dialing until a T is encountered. Affects current/subsequent dialing.

T Select tone-dialing until a P is encountered. Affects current/subsequent dialing.

W Wait for a new dial tone before continuing to dial.(X2 or X4 must be selected.)

,Pause during dialing for time set in S-Register S8.

;Return to command mode after dialing. (Place at end of dial string.)

!Hook flash. Causes the modem to go quicking on-hook then back off-hook.

@ Wait for silence. Causes the modem to wait for 5 seconds of silence before processing the next part of the command. If silence is not detected within the time set in S-Register S7, the modem returns a NO ANSWER or BUSY code.

^ Toggle data calling tone on or off. Applies only to current dialing attempt.

& Detect credit card “bong” tone. If the tone is not detected within the time specified by S7 (US models), the modem aborts the rest of the sequence and hangs up. The character should follow the phone number and precede the user’s calling card number; e.g., ATDT1028806127853500&123456789.

Multi-Tech Systems, Inc. AT Commands Reference Guide (S000273G)

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Contents MultiModem→ Copyright WarrantyRecord of Revisions TrademarksTable of Contents Introduction You must press Enter to send the command to the modemGeneral Commands AT CommandsCommand En Echo Command Mode Characters Command DS=n Dial Stored Telephone NumberCommand Hook Control Command Information RequestCommand ? Read Register Value Command Result Codes Enable/DisableCommand Tone Dialing Command Result Code FormatCommand Modem Reset Command Long Space DisconnectCommand Data Carrier Detect DCD Control Command Dn Data Terminal Ready DTR ControlCommand V.42bis Data Compression Command Modem-Initiated Flow ControlCommand Load Factory Settings Command V.22bis Guard Tone ControlCommand Sync/Async Mode Command Make/Break Dial RatioCommand Clear to Send CTS Control Command Data Set Ready DSR ControlCommand &Xn Synchronous Clock Source Command Store Current ConfigurationCommand Select Profile for Hard Reset Command &Zn=x Store Telephone NumberCommand Line Signal Level Command %En Line Quality MonitorCommand Line Signal Quality Command PCM Code SelectionCommand \Nn Error Correction Mode Selection Command \Kn Break ControlCommand \Vn Single Line Connect Message Report CommandsCommand +MS= Modulation Selection Country/Region of InstallationValues & Default SubparametersCommand Flash Memory Download Command MNP Extended ServicesCommand View Numbers in Blacklist Command View Delayed NumbersCommand *E Escape Remote Configuration Escape CommandsCommand +++ Escape Sequence Command +PCW=n Call Waiting Enable Modem Connection CommandsCommand +PIG=n PCM Upstream Ignore Command +PQC=n Quick Connect ControlResult Code Force Full Startup Procedure Next ConnectionEnable Quick Connect Profile Save Callback Security Commands Caller ID CommandsCommand +DR Data Compression Reporting Data Compression CommandsCommand +DS Data Compression Command +DS44 V.44 Compression SelectCommand +EB Break Handling in Error Control Operation Error Control CommandsCommand +EFCS Bit Frame Check Sequence Command +ER Error Control Reporting+ESR? Command +ESR Selective RejectCommand +ETBM Call Termination Buffer Management Command +IFC DTE-Modem Local Flow Control DTE CommandsCommand +ILRR DTE-Modem Local Rate Reporting Reported RateCommand +IPR Fixed DTE Rate Modulation CommandCommand +MR Modulation Reporting Control +MCR Report SyntaxCommand -STE= Set Telephony Extension Call Control CommandBehavior in Data Mode +FCLASS=0 Behavior in Voice Mode +FCLASS=8Examples No Carrier ATS86? Test CommandCommand &T n Test Command Voice Commands Overview Voice CommandsConfiguration Commands Command +FCLASS=8 Select Voice ModeCommand +FLO Flow Control Command +VNH= Automatic Hang-up ControlCommand +VIP Voice Initialize All Parameters Voice CommandsCommand +VRX Start Modem Receive Record Command +VTS Send Voice TonesCommand +VGR Voice Gain Receive Record Gain Command +VTX Start Modem Transmit PlaybackCommand +VGT Voice Gain Transmit Playback Volume +VTS Examples+VLS Example Command +VIT Voice Inactivity Timer DTE/ModemCommand +VLS Analog Source/Destination Selection Table of +VLS Command Options Label Primitives Description Command +VRA Ringback Goes Away Timer+VSP=1 IntervalCommand +VSM Compression Method Selection Command +VRN Ringback Never Appeared TimerCommand +VSD Silence Detection Quiet and Silence Command +VDR Distinctive Ring Command +VTD Beep Tone Duration TimerCommand +VDT Control Tone Cadence Reporting Before using it Description+VPR? RateCommand +VSP Speakerphone ON/OFF Speakerphone CommandsCommand +VGM Microphone Gain Command +VGS Speaker GainShielded Hex Event Report Description Code Voice Mode Shielded CodesUnformatted Form Reporting Caller ID Event Number 4 Extended Keypad Dtmf a Command +A8E V.8bis Operation Controls V.8bis CommandsCommand +A8I CI Signal Indication Default Values25bis Commands List Request of Forbidden Number 25bis ResponsesList Identification Number List Request of Stored NumberRegisters Reg Unit Range Default DescriptionRegisters Registers +MR, +ER,+DR, and W commands Result Codes Data FAX+DR None +DR ALT+ER None +ER LapmTerse Verbose Description Terse Verbose Description Example Setting Country/Regional CodesIndex Qcpc 46, 47, 48, 49 Index
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MT5600BA-V92 specifications

Multi-Tech Systems MT5600BA-V92 is a versatile communication device designed for efficient data transmission over telephone lines. It is highly regarded for its reliability and performance in various applications, including point-of-sale transactions, remote monitoring, and data acquisition. One of the key features of the MT5600BA-V92 is its ability to operate at data rates of up to 56 Kbps. This high-speed modem ensures rapid data transfer, making it suitable for businesses that require quick and efficient communication.

The device supports V.92 technology, which enhances the performance of dial-up connections. V.92 provides features like cheaper call setup times, reduced latency, and improved upload speeds compared to older standards. This makes the MT5600BA-V92 an ideal choice for users who need enhanced data performance without investing in more complex networking infrastructure.

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In summary, the Multi-Tech Systems MT5600BA-V92 is an advanced modem that combines high-speed data transmission, analog compatibility, and robust error correction features. Its reliable performance and user-friendly design make it an excellent choice for businesses looking to enhance their communication capabilities while utilizing existing telephone infrastructure.
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