Multi-Tech Systems MT5600BA-V92 manuale d’uso

MultiModem ® II MT5600BA-V92 MT5600BR-V92 MT5656ZDX MT5656ZDXV AT Commands Reference Guide[...]

Copyright and Technical Sup port Multi-Tech Systems, Inc. AT Co mmands Reference Guide (S000273G) 2 AT Commands Reference Guide Products: MT5600BA-V92, MT5600 BR-V92, MT5656ZDX, MT5656ZDX-V PN S000273G Copyright All rights reserved. This publi cation may not be reproduced. Copyright © 2002–2009 b y M ulti-T ech Systems, Inc. Multi-Tech Systems, [...]

Table of Contents Multi-Tech Systems, Inc. AT Co mmands Reference Guide (S000273G) 3 Table of Contents Chapter 1 – Introduction ...................................................................................................... ........................................ 4 Chapter 2 – AT Comma nds ...............................................[...]

Chapter 1 – Introduction Multi-Tech Systems, Inc. AT Co mmands Reference Guide (S000273G) 4 Chapter 1 – Int roduct ion AT commands are used to control the operat ion of your modem. They are so called b ecause each command must be preceded by the characters AT to get the ATtent ion of the modem. AT commands ca n be issued only when the modem is [...]

Chapter 2 – AT Commands Multi-Tech Systems, Inc. AT Co mmands Reference Guide (S000273G) 5 Cha pt er 2 – A T Co mman d s General C omm ands Command: AT Attention Code Values: n/a Description: The attention code precedes all command li nes e xcept A/ and the escap e sequence. Command: Enter Key Values: na Description: Press the ENTER or RETURN k[...]

Chapter 2 – AT Commands Multi-Tech Systems, Inc. AT Co mmands Reference Guide (S000273G) 6 Command: DS= n Dial Stored Telephone Number Values: n = 0–3 Default: none Description: Dials a number previousl y stored in directory numb er n b y th e &Zn= x command. Example: ATD S = 3 . Command: E n Echo Comm and Mode Characters Values: n = 0 or 1[...]

Chapter 2 – AT Commands Multi-Tech Systems, Inc. AT Co mmands Reference Guide (S000273G) 7 Command: Q n Result Codes Enable/Disable Values: n = 0 or 1 Default: 0 Description: Q0 Enables result codes. Q1 Disables result codes Command: S r Select Register Values: r is the S-Register number Default: None Description: Selects register S r as the last[...]

Chapter 2 – AT Commands Multi-Tech Systems, Inc. AT Co mmands Reference Guide (S000273G) 8 Command: Y n Long Space Disconnect Note: For use with MT5600BA and MT5600 BR only. Values: n = 0 or 1 Default: 0 Description: Y0 Disables sending/responding to a long s pace break signal on disconn ect. Y1 Enables long space disconne ct. In non-error correc[...]

Chapter 2 – AT Commands Multi-Tech Systems, Inc. AT Co mmands Reference Guide (S000273G) 9 Command: &E n Modem-Initiated Flow Control Note: For use with MT 5600BA and MT5600 BR o nly. Values: n = 3, 4, or 5 Default: 4 Description: &E3 Flow control disabled. &E4 CTS/RTS hardware flow control. &E5 XON/XOFF software flow control. Not[...]

Chapter 2 – AT Commands Multi-Tech Systems, Inc. AT Co mmands Reference Guide (S000273G) 10 Command: &P n Make/Break Dial Ratio Values: n = 0, 1, 2,3 Default: Varies by country/region Description: &P0 Make/Break dial ratio of 39/61 at 10 pps &P1 Make/Break dial ratio of 33/67 at 10 pps &P2 Make/Break dial ratio of 39/61 at 20 pps [...]

Chapter 2 – AT Commands Multi-Tech Systems, Inc. AT Co mmands Reference Guide (S000273G) 11 Command: &W n Store Current Configuration Values: n= 0 or 1 Default: None Description: &W0 Stores current modem settings in nonvolatile memor y as Profile 0. Profile 0 is loaded instead of the factor y defaults at power-on (if &Y0 is set) and b[...]

Chapter 2 – AT Commands Multi-Tech Systems, Inc. AT Co mmands Reference Guide (S000273G) 12 Command: %E n Line Quality Monitor Values: n = 0, 1, or 2 Default: 2 Description: Controls whether or not the modem will auto matically monit or the line qualit y and request a retrain ( %E1 ) or fall back to a lower speed when lin e quality is insufficien[...]

Chapter 2 – AT Commands Multi-Tech Systems, Inc. AT Co mmands Reference Guide (S000273G) 13 Command: Kn Break Control Values: n = 0–5 Default: 5 Description: Controls the response of the modem to a br eak received fr om the computer, the remote modem, or the B command. The response is different fo r each of three different states. Data mode. [...]

Chapter 2 – AT Commands Multi-Tech Systems, Inc. AT Co mmands Reference Guide (S000273G) 14 Command: +GCI Country/Region of Installation Description: This extended s ynta x command sel ects and indicates the region/countr y of installation for the modem. The parameter selects the settin g s for an y oper ational parameters that need to be adjuste[...]

Chapter 2 – AT Commands Multi-Tech Systems, Inc. AT Co mmands Reference Guide (S000273G) 15 Command: -K n MNP Exten ded Services Values: n = 0, 1, or 2 Default: 0 Description: Enables or disables conversion of a V.42 L APM connecti on to an MNP 10 connection. -K0 Disables V.42 LAPM to MNP 10 conversio n. -K1 Enables V.42 LAPM to MNP 10 conversion[...]

Chapter 2 – AT Commands Multi-Tech Systems, Inc. AT Co mmands Reference Guide (S000273G) 16 Escape Commands Command: +++ Escape Sequence Note: Use with MT5600B A and MT5600BR o n ly. Type +++ and wait for OK response. Then issue the follo wing com m and b y typing AT <CR> . (<CR> indicates that you must click Enter). Values: n/a Descr[...]

Chapter 2 – AT Commands Multi-Tech Systems, Inc. AT Co mmands Reference Guide (S000273G) 17 Modem Conne ct ion Commands Command: +PCW= n Call Waiting Enable Values: n = 0, 1, or 2 Default: 2 Description: Controls the action to be taken upon detec ti on of a call waiting tone in V.92 mode. Values specified by this command ar e not mo dified when a[...]

Chapter 2 – AT Commands Multi-Tech Systems, Inc. AT Co mmands Reference Guide (S000273G) 18 Command: -QCPC Force Full Startup Procedure Next Connection Description: This command causes the modem to use fu ll startup procedures on the next connectio n attempt regardless of the setting of the +PQC command. After this attempt, the modem will select [...]

Chapter 2 – AT Commands Multi-Tech Systems, Inc. AT Co mmands Reference Guide (S000273G) 19 Cal ler ID Comm ands Command: +VCID= n Caller ID Selection Values: n = 0, 1, or 2 Default: 0 Description: Enables Caller ID detection an d config ures the reporting and presentati on of the Caller ID data that is detected after the first ring. The reported[...]

Chapter 2 – AT Commands Multi-Tech Systems, Inc. AT Co mmands Reference Guide (S000273G) 20 Dat a Comp ress ion Com m an ds Command: +DR Data Compression Reporting Values: 0, 1 Default: 1 Description: This extended-format numeric parameter co nt rols whether or not the extended-form at +DR: intermediate result code is transmitted from the modem t[...]

Chapter 2 – AT Commands Multi-Tech Systems, Inc. AT Co mmands Reference Guide (S000273G) 21 <max_codewo rds_tx> The decimal number from 256 to 2048 that speci fies the maximum number of code words which should be neg otiated in the transmit direction. Default = 2048 <max_codewo rds_rx> The decimal num ber from 256 to 2048 that specifi[...]

Chapter 2 – AT Commands Multi-Tech Systems, Inc. AT Co mmands Reference Guide (S000273G) 22 <orig_fbk> Decimal number which specifies the acce pta ble fallback mode of operation when the modem is operating as the originator. 0 LAPM, MNP, or Normal Mo de error control o ption al. Defaul t 1 LAPM, MNP, or Direct Mode error control optional. 2[...]

Chapter 2 – AT Commands Multi-Tech Systems, Inc. AT Co mmands Reference Guide (S000273G) 23 DTE Comm ands Command: +IFC DTE-Mode m Local Flow Control Description: This extended-format compou nd par ameter cont rols the operation of loc al fl o w control between the DTE and the mo dem during the data st ate when V.42 error control is used or when [...]

Chapter 2 – AT Commands Multi-Tech Systems, Inc. AT Co mmands Reference Guide (S000273G) 24 Command: +IPR Fixed DTE Rate Description: This numeric extended-format parameter sp ec ifies the data rate at which the modem will accept commands during onli ne operation. It may be used to select operation at rates at which the modem is not capable of au[...]

Chapter 2 – AT Commands Multi-Tech Systems, Inc. AT Co mmands Reference Guide (S000273G) 25 Cal l Cont ro l Command Command: -STE= Set Telephony Extension Description: This command enables/disabl es Line-In-Us e, Extension Pic k up, and R emote Hang up detection features. Note: Additional hard ware may be required to support these features. Synta[...]

Chapter 2 – AT Commands Multi-Tech Systems, Inc. AT Co mmands Reference Guide (S000273G) 26 Remote Hang-up (enabled by A T-STE=4, AT-STE=5, AT-STE=6, or A T-STE=7): Case 1: Modem off-hook, Remote Hang-up If the modem is connected (off-hook) and the remote modem/server goes hangs up, the central office may issue a line pol arit y reversal . If a l[...]

Chapter 2 – AT Commands Multi-Tech Systems, Inc. AT Co mmands Reference Guide (S000273G) 27 Automated system that needs to p eriodically use the line w hile gi ving the voice user the highest priority A common use for these features: An automated system that needs to perio dical l y use the line while giving the voice user the high est priorit y.[...]

Chapter 3 – Voice Commands Multi-Tech Systems, Inc. AT Co mmands Reference Guide (S000273G) 28 Chapter 3 – V oice Commands Note: Voice commands apply to the MT5656ZDX-V only. V oice C ommands Overv ie w Non-Voice Commands For Configuri ng the Voice Function +FCLASS Set Mode +VCID Call er ID +VNH Automatic Hang-up Control +FLO Flow Control Voice[...]

Chapter 3 – Voice Commands Multi-Tech Systems, Inc. AT Co mmands Reference Guide (S000273G) 29 Command: +VNH= Automatic Hang-up Control Description: This command enables or dis abl es automatic hang ups. Syntax: +VNH=<hook> Values: <hook> Decimal number correspond ing to the selected option. 0 Modem enables automatic hang ups as is no[...]

Chapter 3 – Voice Commands Multi-Tech Systems, Inc. AT Co mmands Reference Guide (S000273G) 30 V oice C ommands These commands are listed in the order in which th e y might be used. Command: +VIP Voice Initialize All Parameters Description: This command causes the mo dem to initialize a ll voice parameters to their default values. Syntax: +VIP De[...]

Chapter 3 – Voice Commands Multi-Tech Systems, Inc. AT Co mmands Reference Guide (S000273G) 31 +VTS Examples: Example 1 This example illustrates tone generati on without using any null elements. The command example is follo wed by a description of command execution. AT+VTS= {!,30},1,2,[1000,1300, 50],!,{*,6},[800,1300,50],9 1. Hookflash with a du[...]

Chapter 3 – Voice Commands Multi-Tech Systems, Inc. AT Co mmands Reference Guide (S000273G) 32 Command: +VIT Voice Inactivity Timer (DTE/Modem) Description: This command sets the modem’s initial value for the DT E/modem inactivity timer. Syntax: +VIT=<timer> Values: <timer> Decimal number corresponding to the time in units of 1.0 s [...]

Chapter 3 – Voice Commands Multi-Tech Systems, Inc. AT Co mmands Reference Guide (S000273G) 33 Table of +VLS Command O ptions Label Primitiv es Description +VTX +VRX +VSP=1 0 None DCE on-hook. Local phone co nnecte d to the line. 1 T DCE off-hook. DCE connected to the line. Local p hone provided with power to detect hook condition. X X 2 L DCE on[...]

Chapter 3 – Voice Commands Multi-Tech Systems, Inc. AT Co mmands Reference Guide (S000273G) 34 Command: +VRN Ringback Never Appeared Timer Description: This command sets the length of time the modem will wait between ringbac ks during call origination before the modem can assume th at the remote station has gone off-hook. Syntax: +VRN=<interva[...]

Chapter 3 – Voice Commands Multi-Tech Systems, Inc. AT Co mmands Reference Guide (S000273G) 35 Command: +VTD Beep Tone Duration Timer Description: This is a V.90 command. This command causes the mode m to set the default DTMF/tone generation duration. Syntax: +VT D= < dur> Values: <dur> Decimal num ber specifying th e default DTMF/ton[...]

Chapter 3 – Voice Commands Multi-Tech Systems, Inc. AT Co mmands Reference Guide (S000273G) 36 Command: +VPR Select DTE/Modem Interface Rate (Turn Off Autobaud) Description: This command selects the DTE/modem interface rate. Syntax: +VPR=<rate> Values: <rate> Decimal num ber corresponding to the DT E/modem interface rate where 0 = aut[...]

Chapter 3 – Voice Commands Multi-Tech Systems, Inc. AT Co mmands Reference Guide (S000273G) 37 Speak erphone Comm ands Command: +VSP Speakerphone ON/OFF Description: This command turns the speakerphone ON or OF F. Syntax: +VSP=<mode> Values: <mode> Decimal number corresponding to the sel ected opti on. 0 T he speakerphone function is [...]

Chapter 3 – Voice Commands Multi-Tech Systems, Inc. AT Co mmands Reference Guide (S000273G) 38 Un f orma tte d F orm R e po r tin g – Ca ller I D The MultiModem does not display the Call er ID information if it detects a checksum error in the caller ID packet (either SDM or MDM) while in presentation mode. If the Mu ltiModem receives multiple c[...]

Chapter 3 – Voice Commands Multi-Tech Systems, Inc. AT Co mmands Reference Guide (S000273G) 39 Shielded Code Hex Event Report Description 8 (38) Event Number 4 (DTMF 8). 9 (39) Event Number 4 (DTMF 9). 0 (30) Event Number 4 (DTMF 0). A (41) Event Number 4 (Extended Ke ypad DTMF A). B (42) Event Number 4 (Extended Ke ypad DTMF B). C (43) Event Num[...]

Chapter 4 – V.8 / V.8bis Commands Multi-Tech Systems, Inc. AT Co mmands Reference Guide (S000273G) 40 Chapter 4 – V . 8 / V .8bis Commands V.8 is a way V.34 modems negotiate connections features a nd options, and V.8bis is a start-up sequence for multimedia modems. Command: +A8E V.8 and V.8bis Operation Controls Description: This command is def[...]

Chapter 5 – V.25bis Commands Multi-Tech Systems, Inc. AT Co mmands Reference Guide (S000273G) 41 Cha pt er 5 – V .2 5 b i s C om man ds Note: These commands can be used with the MT5600BA only. The V.25bis commands control s ynchr ono us communication s bet ween the host and the modem using the HD LC or character-oriented protocol. Modu lation d[...]

Chapter 5 – V.25bis Commands Multi-Tech Systems, Inc. AT Co mmands Reference Guide (S000273G) 42 Command: RLF List Request of Forbidden Number Description: Returns curr ent listing of Forbidden Numbers . Values: n/a Command: RLI List Identification Number Description: Dumm y Command (just returns VAL) Command: RLN List Request of Stored Number De[...]

Chapter 6 – S-Registers Multi-Tech Systems, Inc. AT Co mmands Reference Guide (S000273G) 43 Chapter 6 – S -R eg isters Certain modem values, or parameters, are stored in memor y locations called S-Rregisters. Use the S command to read or alter the contents of the S-Registers. S- R e gi s te r s S-Reg Unit Range Default Description S0 1 ring 0,1[...]

Chapter 6 – S-Registers Multi-Tech Systems, Inc. AT Co mmands Reference Guide (S000273G) 44 S-Reg Unit Range Default Description S29 10 ms 0–255 70 On Hook Time: Sets the length o f time that the modem goes on-hook when it encounters a flash dial modifier (!) in the dialing string. S30 10 seconds 0, 1–255 0 Dison nect Inactivit y Timer: Sets [...]

Chapter 6 – S-Registers Multi-Tech Systems, Inc. AT Co mmands Reference Guide (S000273G) 45 S-Reg Unit Range Default Description S95 decimal 0–255 0 Extended Result Codes C ontrol: A bit set to a 1 in this register, in conjunction with the W command, enables the corresponding result code. The +MR, +ER, and +DR settings also control S95 bits 2, [...]

Chapter 7 – Result Codes Multi-Tech Systems, Inc. AT Co mmands Reference Guide (S000273G) 46 Cha pt er 7 – R es ul t C od e s The modem responds to commands from the DT E and to activity on the line by signaling to the DT E in the form of result codes. The result codes that the modem can send ar e described belo w. Two forms of each result code[...]

Chapter 7 – Result Codes Multi-Tech Systems, Inc. AT Co mmands Reference Guide (S000273G) 47 Terse Verbose Description 13 CONNECT 7200 Connected at 7200 bps and spee d reporting enabled. Modem connects to the line at7200 bps and DCE speed r eporti ng enabled. 14 CONNECT 12000 Connected at 1200 0 bps a nd speed re porting enabl ed. Mo dem connects[...]

Chapter 7 – Result Codes Multi-Tech Systems, Inc. AT Co mmands Reference Guide (S000273G) 48 Terse Verbose Description 64 CONNECT 28800 Connected at 2880 0 bps a nd line spe ed reporting enab led. Modem connects to the line; either the line speed is 28800 bps an d DCE speed reporting is enable d, or the DT E speed is 28800 bps and DT E spee d rep[...]

Chapter 7 – Result Codes Multi-Tech Systems, Inc. AT Co mmands Reference Guide (S000273G) 49 Terse Verbose Description 160 +MRR: 52000 Connected at 52000 bps. Modem conn ects to the line at 52000 bps and carrier reporting is enabled. (See S95, Xn.) 161 +MRR: 54000 Connected at 54000 bps. Modem conn ects to the line at 54000 bps and carrier report[...]

Chapter 7 – Result Codes Multi-Tech Systems, Inc. AT Co mmands Reference Guide (S000273G) 50 Terse Verbose Description 196 +MRR: 29333 Connected at 29333 bps. Modem connects to the line at 29333 bps a nd carrier reporting is enabled. (See S95, Xn) 197 +MRR: 30667 Connected at 30667 bps. Modem connects to the line at 30667 bps a nd carrier reporti[...]

Chapter 8 – Setting Country/Regiona l Codes Multi-Tech Systems, Inc. AT Co mmands Reference Guide (S000273G) 51 Chapter 8 – Sett ing Count r y/Regio nal Codes The Default Country /Regional Code is B5. If You Want to Change the Country /Regional Code 1. Vie w the List of Available Country/ Regional Codes by e xec uting the c ommand AT+GCI=?<C[...]

Index Multi-Tech Systems, Inc. AT Co mmands Reference Guide (S000273G) 52 Inde x 3 32-bit Frame Check Sequence – +EF CS 21 A Analog Source/Destination Selectio n – +VLS 32 Answer – A 5 AT Commands #CBNn – Store Callback Number 19 #CBPn – Store Callback Password 19 #DBn – Callback Enable/Disable 19 $Cn – Key Abort 15 $Dn – DTR Dialin[...]

Index Multi-Tech Systems, Inc. AT Co mmands Reference Guide (S000273G) 53 -QCPC – Force Full Star tup Procedure Next Connection 18 -QCPS – Enable Quick Connect Profile Save 18 Qn – Result Codes Enable/Disabl e 7 RLD – List Request of Delayed Call N umber 41 RLF – List Request of Forbidden Num ber 42 RLI – List Identification Number 42 R[...]

Index Multi-Tech Systems, Inc. AT Co mmands Reference Guide (S000273G) 54 Local Analog Loopback T est – &Tn 10 Long Space Disconnect – Yn 8 M Make/Break Dial Ratio – &Pn 10 Maximum MNP Block Size – An 12 Microphone Gain – +VGM 37 MNP Extended Services – -Kn 15 Modem Connection Comman ds +PCW=n – Call Waiting Enabl e 17 +PIG=n[...]

Index Multi-Tech Systems, Inc. AT Co mmands Reference Guide (S000273G) 55 Voice Gain Receive (Record Gain) – +V GR 31 Voice Gain Transmit (Playback Volume) – + VGT 31 Voice Inactivity Timer (DTE/Modem) – +VIT 32 Voice Initialize All Parameters – +VIP 30 Voice Mode Shielded Cod es 38[...]