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SocketModem™ MT5634SMI V.34 & V.92 AT Commands Fax Class 1 Commands Fax Class 2 Commands Voice Commands Reference Guide.
Copyright and Technical Suppo rt Multi-Tech Systems, Inc. SocketModem MT5634SMIxx Reference Guide (S000 263C) 2 SocketModem Reference Guide Serial: MT5634SMI-34, MT5634SMI-92 Parallel: MT5634SMI-P-92 .
Table of Contents Multi-Tech Systems, Inc. SocketModem MT5634SMIxx Reference Guide (S000 263C) 3 Contents Chapter 1 – AT Commands, S-Registers and Result Codes . ................................................................. 5 Introduction ......
Table of Contents Multi-Tech Systems, Inc. SocketModem MT5634SMIxx Reference Guide (S000 263C) 4 T.30 Phase B Negotiation Responses ................................. ............................................................... 65 T.30 Phase C Page Recept ion Responses.
Chapter 1 – AT Commands, S-Regi sters and Result Codes Multi-Tech Systems, Inc. SocketModem MT5634SMIxx Reference Guide (S000 263C) 5 Cha p t er 1 – A T C o mma n ds , S - R eg isters and R esult Codes Introduction The AT commands are used to control the ope ratio n of your modem.
Chapter 1 – AT Commands, S-Regi sters and Result Codes Multi-Tech Systems, Inc. SocketModem MT5634SMIxx Reference Guide (S000 263C) 6 AT Command Summary Organization of AT Comm and s on the following pages: 1s t, by the initial comma nd character (&, +, %) 2nd, alphabetized by the second comm and character (Except for listing of AT ).
Chapter 1 – AT Commands, S-Regi sters and Result Codes Multi-Tech Systems, Inc. SocketModem MT5634SMIxx Reference Guide (S000 263C) 7 Command Description $D n DTR Dialing $MB n Online BPS Speed $SB .
Chapter 1 – AT Commands, S-Regi sters and Result Codes Multi-Tech Systems, Inc. SocketModem MT5634SMIxx Reference Guide (S000 263C) 8 AT Commands Command: AT Attention Code Values: N/A Description: The attention code precedes all comman d lines e xcept A/ , A: and escape sequences.
Chapter 1 – AT Commands, S-Regi sters and Result Codes Multi-Tech Systems, Inc. SocketModem MT5634SMIxx Reference Guide (S000 263C) 9 Command: D s Dial Values: s = dial string (phone num ber and dia.
Chapter 1 – AT Commands, S-Regi sters and Result Codes Multi-Tech Systems, Inc. SocketModem MT5634SMIxx Reference Guide (S000 263C) 10 Command: I n Information Request Values: n = 0–5, 9, 11 Default: None Description: I0 Display default speed and cont roller firmware v e r s i o n .
Chapter 1 – AT Commands, S-Regi sters and Result Codes Multi-Tech Systems, Inc. SocketModem MT5634SMIxx Reference Guide (S000 263C) 11 Command: Sr= n Set Register Value Values: r = S-register numb er; n varies Default: None Description: Set value of register S r to value of n , where n is ente red in decimal format (e.
Chapter 1 – AT Commands, S-Regi sters and Result Codes Multi-Tech Systems, Inc. SocketModem MT5634SMIxx Reference Guide (S000 263C) 12 Command: &C n Data Carrier De tec t (DCD) Control Values: n = 0, 1, 2 Default: 1 Description: &C0 Forces the DCD circuit to be always ON.
Chapter 1 – AT Commands, S-Regi sters and Result Codes Multi-Tech Systems, Inc. SocketModem MT5634SMIxx Reference Guide (S000 263C) 13 Command: &L n Leased Line Operation Values: n = 0, 1, or 2 Defaults: 0 Description: &L0 The modem is se t for standard dial-up o peration.
Chapter 1 – AT Commands, S-Regi sters and Result Codes Multi-Tech Systems, Inc. SocketModem MT5634SMIxx Reference Guide (S000 263C) 14 Command: &V Display Current Settings Values: N/A Description: Displays the active mode m settings.
Chapter 1 – AT Commands, S-Regi sters and Result Codes Multi-Tech Systems, Inc. SocketModem MT5634SMIxx Reference Guide (S000 263C) 15 Command: K n Break Contr ol Values: n = 0–5 Default: 5 Description: Controls the modem 's respon se to a break received from: com puter, remote modem, or B command.
Chapter 1 – AT Commands, S-Regi sters and Result Codes Multi-Tech Systems, Inc. SocketModem MT5634SMIxx Reference Guide (S000 263C) 16 Command: Vn Protocol Result Code Values: n = 0, 1, or 2 Default: 1 Description: V0 Disables the appending of the protocol result code to the DCE s p e e d .
Chapter 1 – AT Commands, S-Regi sters and Result Codes Multi-Tech Systems, Inc. SocketModem MT5634SMIxx Reference Guide (S000 263C) 17 Command: %E n Fallback and Fall Forward Control Values: n = 0, 1, or 2 Default: 2 Description: %E0 Disable fallback a nd fall forward.
Chapter 1 – AT Commands, S-Regi sters and Result Codes Multi-Tech Systems, Inc. SocketModem MT5634SMIxx Reference Guide (S000 263C) 18 Command: $RP n Ring Priority vs. AT Com mand Priority Values: n = 0 or 1 Default: 1 Description: $RP0 The AT command will have priority o ver the ring.
Chapter 1 – AT Commands, S-Regi sters and Result Codes Multi-Tech Systems, Inc. SocketModem MT5634SMIxx Reference Guide (S000 263C) 19 Command: #C BAn Callback Attem pts Values: n = 1–255 Default: 4 Description: Sets the number of callback at tempts that are allowed after passwords ha ve been exchanged bet ween modems.
Chapter 1 – AT Commands, S-Regi sters and Result Codes Multi-Tech Systems, Inc. SocketModem MT5634SMIxx Reference Guide (S000 263C) 20 Command: #CBRy Callback Security Reset Values: y = 0–29 Default: None Description: Clears the password and phone number in the y memory location.
Chapter 1 – AT Commands, S-Regi sters and Result Codes Multi-Tech Systems, Inc. SocketModem MT5634SMIxx Reference Guide (S000 263C) 21 Escape AT Commands Command: +++AT<CR> Escape Sequence Values: N/A Description: Puts the modem in command mode (and optionall y issues a command) while remaining online.
Chapter 1 – AT Commands, S-Regi sters and Result Codes Multi-Tech Systems, Inc. SocketModem MT5634SMIxx Reference Guide (S000 263C) 22 V.92 Commands Command: +MS= Modulation Selection Values: See description.
Chapter 1 – AT Commands, S-Regi sters and Result Codes Multi-Tech Systems, Inc. SocketModem MT5634SMIxx Reference Guide (S000 263C) 23 max_rate An optional nu mber that spec ifies the highest rate at which the modem ma y establish an upstream (transmit) connection.
Chapter 1 – AT Commands, S-Regi sters and Result Codes Multi-Tech Systems, Inc. SocketModem MT5634SMIxx Reference Guide (S000 263C) 24 Command: +PMHF V.92 Modem Hook Flash Values: N/A Default: N/A Description: Cau ses the DCE to go on-hook fo r a specified period of time, and then return off-hook for at least a specified peri od of time.
Chapter 1 – AT Commands, S-Regi sters and Result Codes Multi-Tech Systems, Inc. SocketModem MT5634SMIxx Reference Guide (S000 263C) 25 Command: +PQC=n Quick Co nnect Control Values: n = 0, 1, 2, or 3 Default: 3 Description: Controls V.92 shortened Phas e 1 and Phase 2 startup pro cedures (Quick Connect).
Chapter 1 – AT Commands, S-Regi sters and Result Codes Multi-Tech Systems, Inc. SocketModem MT5634SMIxx Reference Guide (S000 263C) 26 Command: #C BAn Callback Attem pts Values: n = 1–255 Default: 4 Description: Sets the num ber of callback atte mpts that are allowed after pa ssword s have been exchanged bet ween modems.
Chapter 1 – AT Commands, S-Regi sters and Result Codes Multi-Tech Systems, Inc. SocketModem MT5634SMIxx Reference Guide (S000 263C) 27 Command: #CBSn Callback Enable/Disable Values: n = 0, 1, 2, or 3 Default: 0 Description: #CBS0 Disables callback security.
Chapter 1 – AT Commands, S-Regi sters and Result Codes Multi-Tech Systems, Inc. SocketModem MT5634SMIxx Reference Guide (S000 263C) 28 S-Registers Certain modem values, or parameters, are stored in memory locat ions called S-Registers. Use the S command to read or to alter the contents of S-Registers (see pre vio us sectio n).
Chapter 1 – AT Commands, S-Regi sters and Result Codes Multi-Tech Systems, Inc. SocketModem MT5634SMIxx Reference Guide (S000 263C) 29 S37 decimal 0–19 0 Sets the maximum V.
Chapter 1 – AT Commands, S-Regi sters and Result Codes Multi-Tech Systems, Inc. SocketModem MT5634SMIxx Reference Guide (S000 263C) 30 S48 decimal 7 or 128 7 Enables (7) or disables (128) LAPM negotiation. The following table lists the S36 and S48 config uration settings for certain types of conn ections.
Chapter 1 – AT Commands, S-Regi sters and Result Codes Multi-Tech Systems, Inc. SocketModem MT5634SMIxx Reference Guide (S000 263C) 31 Result Codes In command mode your modem can send response s called Result Codes to your compute r. Result codes are used by comm unications programs and can also appe ar on you r monitor.
Chapter 1 – AT Commands, S-Regi sters and Result Codes Multi-Tech Systems, Inc. SocketModem MT5634SMIxx Reference Guide (S000 263C) 32 112 CONNECT 50666 Connected at 50666 bps 113 CONNECT 53333 Conn.
Chapter 2 – Fax Class 1 and 1.0 Comm ands Multi-Tech Systems, Inc. SocketModem MT5634SMIxx Reference Guide (S000 263C) 33 Chapter 2 – F ax C lass 1 and Class 1. 0 Comm ands Fax I/O Processing The fax I/O interface supports asynchron ous serial an d parallel interfaces.
Chapter 2 – Fax Class 1 and 1.0 Comm ands Multi-Tech Systems, Inc. SocketModem MT5634SMIxx Reference Guide (S000 263C) 34 Fax Mode Selection Fax Class 1 and Fa x Cla ss 1.0 command s are identifie d in Table 3 -1. Table 3-1. Fax Class 1 and Fax Class 1.
Chapter 2 – Fax Class 1 and 1.0 Comm ands Multi-Tech Systems, Inc. SocketModem MT5634SMIxx Reference Guide (S000 263C) 35 If no more data is in the transmit buffer and the final bit was a 1 (bit 4 of the second byte received from the DTE), the modem generates the OK re sult co de and returns to the command mode.
Chapter 2 – Fax Class 1 and 1.0 Comm ands Multi-Tech Systems, Inc. SocketModem MT5634SMIxx Reference Guide (S000 263C) 36 Fax Data Transmission Fax data transmission is in itiated by the AT+FTM=< mod> comman d.
Chapter 2 – Fax Class 1 and 1.0 Comm ands Multi-Tech Systems, Inc. SocketModem MT5634SMIxx Reference Guide (S000 263C) 37 Commands and Parameters Mode Entry Commands +FCLASS=1 Select Facsimile Class 1 Mode +FCLASS=1 selects the Fax Cl ass 1 Mode.
Chapter 2 – Fax Class 1 and 1.0 Comm ands Multi-Tech Systems, Inc. SocketModem MT5634SMIxx Reference Guide (S000 263C) 38 Command: +FRS Receive Silence Description: This command causes the m odem to list en and report an OK result code when silence has been detected on the line for the sp ecified period of time.
Chapter 2 – Fax Class 1 and 1.0 Comm ands Multi-Tech Systems, Inc. SocketModem MT5634SMIxx Reference Guide (S000 263C) 39 Result Codes: CONNECT – Reporte d wh en t he modem begins the training se quence after receipt of a valid <mod> value.
Chapter 2 – Fax Class 1 and 1.0 Comm ands Multi-Tech Systems, Inc. SocketModem MT5634SMIxx Reference Guide (S000 263C) 40 Command: FTH Transmit Data with HDLC Framing Description: This command causes the modem to tra nsmit data using HDLC protocol and the modulation defined below.
Chapter 2 – Fax Class 1 and 1.0 Comm ands Multi-Tech Systems, Inc. SocketModem MT5634SMIxx Reference Guide (S000 263C) 41 Service Class 1 Commands Command: +FAR Adaptive Reception Control Description: If Adaptive Reception is enabl ed, the modem adaptiv ely dete cts the selected message carrier or V.
Chapter 2 – Fax Class 1 and 1.0 Comm ands Multi-Tech Systems, Inc. SocketModem MT5634SMIxx Reference Guide (S000 263C) 42 Command: +FDD Double Escape Character Replacement Description: This parameter conditions t he use of the ˜DLE˜˜˜SUB˜ pair to encode consecutive <1/0 <1/0 in data.
Chapter 2 – Fax Class 1 and 1.0 Comm ands Multi-Tech Systems, Inc. SocketModem MT5634SMIxx Reference Guide (S000 263C) 43 Command: +FPR Fixed DTE Rate Description: This numeric extended -format par ameter specifies the data rate at which the modem will accept commands d uri ng on- line operation.
Chapter 2 – Fax Class 1 and 1.0 Comm ands Multi-Tech Systems, Inc. SocketModem MT5634SMIxx Reference Guide (S000 263C) 44 Command: +FLO Flow Control Description: This parameter allows the DTE to identify and sele ct the type of flow control used.
Chapter 2 – Fax Class 1 and 1.0 Comm ands Multi-Tech Systems, Inc. SocketModem MT5634SMIxx Reference Guide (S000 263C) 45 Examples Examples of calling (transmitting) and a nswering (r eceiving) one page u sing Fax Class 1 co mmands are shown in Table 3-4 and Table 3-5, respe ctively.
Chapter 2 – Fax Class 1 and 1.0 Comm ands Multi-Tech Systems, Inc. SocketModem MT5634SMIxx Reference Guide (S000 263C) 46 DTE Commands Mode m Responses Local Mode m Action Remote Statio n Action Notes AT+FRH=3 NO CARRIER detect lo ss-of-carrier drop carrier AT+FRH=3 <DNC frame> <DLE><ETX> CONNECT OK send V.
Chapter 2 – Fax Class 1 and 1.0 Comm ands Multi-Tech Systems, Inc. SocketModem MT5634SMIxx Reference Guide (S000 263C) 47 DTE Commands Mode m Responses Local Mode m Action Remote Statio n Action Notes AT+FRH=3 NO CARRIER detect lo ss-of-carrier drop carrier AT+FRH=3 <MCFame data> <DLE><ETX> CONNECT OK send V.
Chapter 3 – Fax Class 2 Comman ds Multi-Tech Systems, Inc. SocketModem MT5634SMIxx Reference Guide (S000 263C) 48 Chapter 3 – F ax Class 2 and 2. 0/2. 1 Comm ands Introduction This chapter summ ari zes the fax Service Class 2 and Service Class 2.0/2.
Chapter 3 – Fax Class 2 Comman ds Multi-Tech Systems, Inc. SocketModem MT5634SMIxx Reference Guide (S000 263C) 49 AT Command Implementation The best way to get an understanding of how Class 2.1 command s or response s are u sed is to present an example of the transmissi on and recept ion of a one-page fax usi ng Cl ass 2.
Chapter 3 – Fax Class 2 Comman ds Multi-Tech Systems, Inc. SocketModem MT5634SMIxx Reference Guide (S000 263C) 50 Transmitting Mode m Receiving Modem Line # Command/response Comments Line # Command/response Comments T14 < page data > Send T.4 formatted page data R16 < page data > Receive T.
Chapter 3 – Fax Class 2 Comman ds Multi-Tech Systems, Inc. SocketModem MT5634SMIxx Reference Guide (S000 263C) 51 Parameter command types. There are three types of parameter commands: se t a paramete r, read a parameter, and read the valid values for a parameter.
Chapter 3 – Fax Class 2 Comman ds Multi-Tech Systems, Inc. SocketModem MT5634SMIxx Reference Guide (S000 263C) 52 The following table illustrates how each of the paramet er types is set or read, with typical re sponses.
Chapter 3 – Fax Class 2 Comman ds Multi-Tech Systems, Inc. SocketModem MT5634SMIxx Reference Guide (S000 263C) 53 The baud rate between the host an d the fax modem should be at least 20 perce nt faster than the negotiated baud rate at which the page i s transmi tted betwe en fax modems.
Chapter 3 – Fax Class 2 Comman ds Multi-Tech Systems, Inc. SocketModem MT5634SMIxx Reference Guide (S000 263C) 54 If you are using Class 2 format, this information i s provided through the use of the AT+FDT command with its optional parameters.
Chapter 3 – Fax Class 2 Comman ds Multi-Tech Systems, Inc. SocketModem MT5634SMIxx Reference Guide (S000 263C) 55 Commands and Responses Overview This chapter describes thre e kinds o f commands and r esponses: Action commands.
Chapter 3 – Fax Class 2 Comman ds Multi-Tech Systems, Inc. SocketModem MT5634SMIxx Reference Guide (S000 263C) 56 Modem Responses Class 2.1 Class 2 Response description +FCFR Confirmat i on to Recei.
Chapter 3 – Fax Class 2 Comman ds Multi-Tech Systems, Inc. SocketModem MT5634SMIxx Reference Guide (S000 263C) 57 Parameters for Mandatory Services Class 2.
Chapter 3 – Fax Class 2 Comman ds Multi-Tech Systems, Inc. SocketModem MT5634SMIxx Reference Guide (S000 263C) 58 Parameters for Optional Services Class 2.
Chapter 3 – Fax Class 2 Comman ds Multi-Tech Systems, Inc. SocketModem MT5634SMIxx Reference Guide (S000 263C) 59 Identification Commands Service Class Indication A MultiModem modem will report its Service Cla ss capabilities, both the curre nt setting and the range of services available.
Chapter 3 – Fax Class 2 Comman ds Multi-Tech Systems, Inc. SocketModem MT5634SMIxx Reference Guide (S000 263C) 60 Service Class Selection Class 2.1 +FCLASS=< value > The Service Class may b e set by the host from the above choi ces using the +FCLASS=< value > command.
Chapter 3 – Fax Class 2 Comman ds Multi-Tech Systems, Inc. SocketModem MT5634SMIxx Reference Guide (S000 263C) 61 Action Commands Action commands transfer data and p unctuate sessions .
Chapter 3 – Fax Class 2 Comman ds Multi-Tech Systems, Inc. SocketModem MT5634SMIxx Reference Guide (S000 263C) 62 Data Transmission Class 2.1 +FDT Syntax: +FDT<CR> The FDT command requests the modem to tr ansmit a Phase C pa g e. It is issued at the beginning of each page, either in Phas e B or in Phase D.
Chapter 3 – Fax Class 2 Comman ds Multi-Tech Systems, Inc. SocketModem MT5634SMIxx Reference Guide (S000 263C) 63 Data Reception Class 2.1 +FDR Syntax: +FDR<CR> The +FDR command initiates tra nsitio n to Phase C data reception. This can occur after answering, after dialing, after a do cum ent is received, or after a page is received .
Chapter 3 – Fax Class 2 Comman ds Multi-Tech Systems, Inc. SocketModem MT5634SMIxx Reference Guide (S000 263C) 64 Modem Responses The modem sends information resp onses to the hos t as a facsimile session proceeds. Re spo nses convey needed informatio n and indicate the state of the facsimile se ssion.
Chapter 3 – Fax Class 2 Comman ds Multi-Tech Systems, Inc. SocketModem MT5634SMIxx Reference Guide (S000 263C) 65 T.30 Phase B Negotiation Responses The modem will provide the on-line stat us of several sessi on parameters when they are available in the T.
Chapter 3 – Fax Class 2 Comman ds Multi-Tech Systems, Inc. SocketModem MT5634SMIxx Reference Guide (S000 263C) 66 Report Remote ID Class 2.1 +FTI:, +FCI:, +FPI: Syntax: + FTI:”< TSI ID string &.
Chapter 3 – Fax Class 2 Comman ds Multi-Tech Systems, Inc. SocketModem MT5634SMIxx Reference Guide (S000 263C) 67 Report Addressing or Password Strin gs Class 2.
Chapter 3 – Fax Class 2 Comman ds Multi-Tech Systems, Inc. SocketModem MT5634SMIxx Reference Guide (S000 263C) 68 T.30 Phase C Page Reception Responses Receive Page Transfer Status Class 2.
Chapter 3 – Fax Class 2 Comman ds Multi-Tech Systems, Inc. SocketModem MT5634SMIxx Reference Guide (S000 263C) 69 T.30 Phase D Post Page Responses Post Page Message Class 2.
Chapter 3 – Fax Class 2 Comman ds Multi-Tech Systems, Inc. SocketModem MT5634SMIxx Reference Guide (S000 263C) 70 The Class 2 response is the sam e as the Class 2.1 response e xcept that the hang-up cause is stored in the +FA XERR pa rameter and the < hsc > values are decimal cod es as described in Table 3.
Chapter 3 – Fax Class 2 Comman ds Multi-Tech Systems, Inc. SocketModem MT5634SMIxx Reference Guide (S000 263C) 71 Class 2.1 Class 2 Cause 71 71 RSPREC error 72 72 COMREC error 73 73 T.
Chapter 3 – Fax Class 2 Comman ds Multi-Tech Systems, Inc. SocketModem MT5634SMIxx Reference Guide (S000 263C) 72 Parameter Commands All Class 2 parameters can be read, writt en, and test ed for the range of legal values by the modem. The general syntax is described in t he AT Command section of this Chapter.
Chapter 3 – Fax Class 2 Comman ds Multi-Tech Systems, Inc. SocketModem MT5634SMIxx Reference Guide (S000 263C) 73 Current Sessions Parameters Class 2.
Chapter 3 – Fax Class 2 Comman ds Multi-Tech Systems, Inc. SocketModem MT5634SMIxx Reference Guide (S000 263C) 74 T.30 Session Subparameters Several commands and responses reference T.30 session negotiated parameter s. These are d es cri bed by a set of common subparameters, which are desc ribed in Table 3.
Chapter 3 – Fax Class 2 Comman ds Multi-Tech Systems, Inc. SocketModem MT5634SMIxx Reference Guide (S000 263C) 75 Table 3.5. T.30 Session Subparameter Codes Note: Class 2.0/2.1 is shown in hexade cimal values. Class 2 i s shown is decimal valu es. Label Function Class 2.
Chapter 3 – Fax Class 2 Comman ds Multi-Tech Systems, Inc. SocketModem MT5634SMIxx Reference Guide (S000 263C) 76 Label Function Class 2.0/2.1 Class 2 Description JP JPEG for color and B&W (Note 2) 00 01 02 04 08 10 20 40 Disable JPEG co ding Enable JPEG coding (T.
Chapter 3 – Fax Class 2 Comman ds Multi-Tech Systems, Inc. SocketModem MT5634SMIxx Reference Guide (S000 263C) 77 Local ID String Class 2.1 +FLI Write syntax: +FLI=”< local ID string >” Values: 20-character printable ASCII string Mandatory values: 20-charac ter string, Table 3/T.
Chapter 3 – Fax Class 2 Comman ds Multi-Tech Systems, Inc. SocketModem MT5634SMIxx Reference Guide (S000 263C) 78 Non-standard Frame FIF Octet String Class 2.
Chapter 3 – Fax Class 2 Comman ds Multi-Tech Systems, Inc. SocketModem MT5634SMIxx Reference Guide (S000 263C) 79 Capability to Receive Class 2.1 +FCR Write syntax: +FCR=< value > Values: 0, 1 Default: 0 +FCR=0 The modem will not receiv e messa ge data; also, the modem will not be able to poll a remote device.
Chapter 3 – Fax Class 2 Comman ds Multi-Tech Systems, Inc. SocketModem MT5634SMIxx Reference Guide (S000 263C) 80 Negotiation Reporting Class 2.1 +FNR Write syntax: + FNR = < rpr >,< tpr &g.
Chapter 3 – Fax Class 2 Comman ds Multi-Tech Systems, Inc. SocketModem MT5634SMIxx Reference Guide (S000 263C) 81 Addressing & Polling Frames Class 2.
Chapter 3 – Fax Class 2 Comman ds Multi-Tech Systems, Inc. SocketModem MT5634SMIxx Reference Guide (S000 263C) 82 T.30 Procedure Control Parameters The fax modem makes de cisions at severa l nodes in the T.30 procedu re. The se parameters allow a host to sense or dete rmine fa x mo dem policy for these procedure de cisi ons.
Chapter 3 – Fax Class 2 Comman ds Multi-Tech Systems, Inc. SocketModem MT5634SMIxx Reference Guide (S000 263C) 83 Copy Quality Checking Class 2.1 +FCQ Write syntax: +FCQ=< rq >, < tq > V.
Chapter 3 – Fax Class 2 Comman ds Multi-Tech Systems, Inc. SocketModem MT5634SMIxx Reference Guide (S000 263C) 84 Receive Quality Thresholds Class 2.
Chapter 3 – Fax Class 2 Comman ds Multi-Tech Systems, Inc. SocketModem MT5634SMIxx Reference Guide (S000 263C) 85 Adaptive Answer Class 2.1 +FAA Write syntax: +FAA=< value > Valid values: 0, 1 Default value: 0 +FAA=0 The modem shall answer only as a Class 2.
Chapter 3 – Fax Class 2 Comman ds Multi-Tech Systems, Inc. SocketModem MT5634SMIxx Reference Guide (S000 263C) 86 T.30 Session Error Report, +FAXERR Class 2.0/2.1 not supp orted Class 2 +FAXERR Read syn tax: > +FAXERR= < table value >, read only Valid values: 0–255; see Table 3.
Chapter 3 – Fax Class 2 Comman ds Multi-Tech Systems, Inc. SocketModem MT5634SMIxx Reference Guide (S000 263C) 87 Phase C Data Format Parameters Data Bit Ord er: +FBO and +FBO R Class 2.
Chapter 3 – Fax Class 2 Comman ds Multi-Tech Systems, Inc. SocketModem MT5634SMIxx Reference Guide (S000 263C) 88 Format conversion, + FFC Class 2.0/2.
Chapter 3 – Fax Class 2 Comman ds Multi-Tech Systems, Inc. SocketModem MT5634SMIxx Reference Guide (S000 263C) 89 Vertical Resolution Format Conver sio n +FVRFC Class 2.
Chapter 3 – Fax Class 2 Comman ds Multi-Tech Systems, Inc. SocketModem MT5634SMIxx Reference Guide (S000 263C) 90 Page Width Format Conversion, +FWDFC Class 2.
Chapter 3 – Fax Class 2 Comman ds Multi-Tech Systems, Inc. SocketModem MT5634SMIxx Reference Guide (S000 263C) 91 Set Current Time and Date, AT+FTD The AT+FTD command i s use d to set the cu rrent date and time. The current time and date will be tracked automatically b y t he modem o nce the time and date are set.
Chapter 3 – Fax Class 2 Comman ds Multi-Tech Systems, Inc. SocketModem MT5634SMIxx Reference Guide (S000 263C) 92 An escape sequence is a “%” followed b y an optional width, which may inclu de a leading left-justification signifier, and then by the escape ch aracter itself.
Chapter 3 – Fax Class 2 Comman ds Multi-Tech Systems, Inc. SocketModem MT5634SMIxx Reference Guide (S000 263C) 93 Session Message Report Responses The modem may be command ed to report the T.30 Phase B and Phase D HDLC control frames a s they are sent and received.
Chapter 3 – Fax Class 2 Comman ds Multi-Tech Systems, Inc. SocketModem MT5634SMIxx Reference Guide (S000 263C) 94 Sample Modem Control Sessions Send two pages, 1-D data, no errors (Class 2) Host Com.
Chapter 3 – Fax Class 2 Comman ds Multi-Tech Systems, Inc. SocketModem MT5634SMIxx Reference Guide (S000 263C) 95 Receive two pages, 1-D data, no errors (Class 2) Host Commands Modem Responses Local.
Chapter 3 – Fax Class 2 Comman ds Multi-Tech Systems, Inc. SocketModem MT5634SMIxx Reference Guide (S000 263C) 96 Send two pages, 1-D data, no errors (Class 2.0) Square bracketed [ ] responses are conditional on th e remote station actions; curly brackete d { } responses are con ditional on switches set by the host.
Chapter 3 – Fax Class 2 Comman ds Multi-Tech Systems, Inc. SocketModem MT5634SMIxx Reference Guide (S000 263C) 97 Receive two pages, 1-D data, no errors (Class 2.0) In this example, the remote station send s NSS, SUB, PWD and TSI. The local m odem has + FNR = 1,1,1,1 and + FAP = 1,1,1.
Chapter 3 – Fax Class 2 Comman ds Multi-Tech Systems, Inc. SocketModem MT5634SMIxx Reference Guide (S000 263C) 98 Originate and send a two page facsimile with V.34 half-duplex (Class 2.1) Optional T.30 frames are omitted. + FNR = 1,1,, + FIS and + FCS sub parameters other than BR and EC are not shown.
Chapter 3 – Fax Class 2 Comman ds Multi-Tech Systems, Inc. SocketModem MT5634SMIxx Reference Guide (S000 263C) 99 Answer and receive a two-page facsimile with V.34 half-duplex (Class 2.1) Host Commands Modem Responses Local Modem Action Remote Station Action Notes AT+FCLASS=2.
Chapter 3 – Fax Class 2 Comman ds Multi-Tech Systems, Inc. SocketModem MT5634SMIxx Reference Guide (S000 263C) 100 Alphabetic List of Commands and Responses Name Description A Answer command D<st.
Chapter 3 – Fax Class 2 Comman ds Multi-Tech Systems, Inc. SocketModem MT5634SMIxx Reference Guide (S000 263C) 101 Name Description +FMI? Request modem Manufacturer +FMS= Minimum Phase C Speed param.
Chapter 3 – Fax Class 2 Comman ds Multi-Tech Systems, Inc. SocketModem MT5634SMIxx Reference Guide (S000 263C) 102 ASCII Conversion Chart CTRL CODE HEX DEC CODE HEX DEC CODE HEX DEC CODE HEX DEC @ N.
Chapter 4 – Voice Commands Multi-Tech Systems, Inc. SocketModem MT5634SMIxx Reference Guide (S000 263C) 103 Chapter 4 – V oic e Comm ands Introduction This chapter describes +V command support. The +V Command st andard IS-101 Voice Control Interim Standard for Asynchronous DCE (prepared by the TIA Technical Subcommittee TR29.
Chapter 4 – Voice Commands Multi-Tech Systems, Inc. SocketModem MT5634SMIxx Reference Guide (S000 263C) 104 Voice S-Register Summary Voice mode S-Register ch ange s are outlined below. S-Register Description S0 Automatic an swer is disallowed in Voice mode.
Chapter 4 – Voice Commands Multi-Tech Systems, Inc. SocketModem MT5634SMIxx Reference Guide (S000 263C) 105 Voice +V Commands Summary These commands suppo rt Voice mo de.
Chapter 4 – Voice Commands Multi-Tech Systems, Inc. SocketModem MT5634SMIxx Reference Guide (S000 263C) 106 Command: +FCLASS=8 DTMF Detect Detect and Control DTMF Values: 8 c haracters , case sensitive Description: The +FCLASS=8 is used to detec t and control DTMF using the p ro ced ure belo w: 1.
Chapter 4 – Voice Commands Multi-Tech Systems, Inc. SocketModem MT5634SMIxx Reference Guide (S000 263C) 107 Command: +VN H=<hook><E nter> Automatic Hang-Up Control Values: 0, 1, 2, 3 through 255 Result Codes: OK if command accepted; ERROR if parameter out of rang e.
Chapter 4 – Voice Commands Multi-Tech Systems, Inc. SocketModem MT5634SMIxx Reference Guide (S000 263C) 108 Command: +VRX Enter Voice Receive State Values: 0, 1, 2–127, 128–255 Result Codes: Values (above) if the modem ac cept s the command; ERROR if the modem is not connected to an off-hook Telco line, or o ne non-Telco input device.
Chapter 4 – Voice Commands Multi-Tech Systems, Inc. SocketModem MT5634SMIxx Reference Guide (S000 263C) 109 Missing parameters are assumed to be the default value. Un specified values always default to 0 for frequencies, DTMF * for DTMF tones, and +VTD for duration.
Chapter 4 – Voice Commands Multi-Tech Systems, Inc. SocketModem MT5634SMIxx Reference Guide (S000 263C) 110 Command: +VTX Start Voice Transmission Process Result Codes: OK on completion of tran smissi on; CO NNECT if the modem accepts the comm and; ERROR if the modem is not connected t o at least one off-hook Telco line, or one non- Telco device.
Chapter 4 – Voice Commands Multi-Tech Systems, Inc. SocketModem MT5634SMIxx Reference Guide (S000 263C) 111 Command: +VLS=<label> Select Analog Source/Destination Result Codes: OK if command accepted; ERROR if the <label > parameter is out of range or if the modem cannot service the <label > parameter requested.
Chapter 4 – Voice Commands Multi-Tech Systems, Inc. SocketModem MT5634SMIxx Reference Guide (S000 263C) 112 15 HT External microphone and speake r combination (headset or handset) connected to modem. Modem is off hook, and conne cted to Telco. Local phone provided with powe r to detect ho ok condition.
Chapter 4 – Voice Commands Multi-Tech Systems, Inc. SocketModem MT5634SMIxx Reference Guide (S000 263C) 113 Command: +VSD=<sds>,<sdi> Set Silence Detection Sensitivity Values: 0–256 (in 0.
Chapter 4 – Voice Commands Multi-Tech Systems, Inc. SocketModem MT5634SMIxx Reference Guide (S000 263C) 114 Command +VSM=<cml>,<vsr> ,<scs>,<sel> Se lect Voice Compression Me.
Chapter 4 – Voice Commands Multi-Tech Systems, Inc. SocketModem MT5634SMIxx Reference Guide (S000 263C) 115 Command: +VSM=? Report Voice Compression Method Result Codes : OK Description: The +VSM=? .
Chapter 4 – Voice Commands Multi-Tech Systems, Inc. SocketModem MT5634SMIxx Reference Guide (S000 263C) 116 Command: +VDR=<enable>,<report> Enable/D isable Distinctive Ring (Ring Cadence Reporting) Values: See the Description Result Codes: OK if the modem accepts the command; ERRO R if the parameter is out of range.
Chapter 4 – Voice Commands Multi-Tech Systems, Inc. SocketModem MT5634SMIxx Reference Guide (S000 263C) 117 Command: +VDT=<enab le>,<report> Con trol Tone Cad ence Reporting Result Codes: OK if the modem accepts the command; ERRO R if the parameter is out of range.
Chapter 4 – Voice Commands Multi-Tech Systems, Inc. SocketModem MT5634SMIxx Reference Guide (S000 263C) 118 Command: +VEM=? Report Event Re porting and Masking Capabilities Description: The +VEM=? command returns four li nes of modem event reporting/masking capability information, followed by the OK result code.
Chapter 4 – Voice Commands Multi-Tech Systems, Inc. SocketModem MT5634SMIxx Reference Guide (S000 263C) 119 Interface Configuration Commands The commands in this section are used to defi ne the i nterface between the PC and the modem.
Chapter 4 – Voice Commands Multi-Tech Systems, Inc. SocketModem MT5634SMIxx Reference Guide (S000 263C) 120 Command: +VPR=<rate> Select DTE/DCE Interface Rate (Tu rn Off Autobaud) Values: 0, 1, 2, 3, 4, 5, 6, 7, 8 Result Codes: OK if the modem ac cepts the comman d; ERROR if the <r ate> valu e is out of ran ge.
Chapter 4 – Voice Commands Multi-Tech Systems, Inc. SocketModem MT5634SMIxx Reference Guide (S000 263C) 121 Flow Control XON/XOFF flow control is used by the SocketMo dem to match the PC-to -modem data rate to the line-signaling rate, as well as to the re quirements of analog conversion of the vo ice signals and voice data.
Chapter 4 – Voice Commands Multi-Tech Systems, Inc. SocketModem MT5634SMIxx Reference Guide (S000 263C) 122 Unsolicited Voice Mode Result Codes The form of the unsolicited result codes for voi c e mode is different from standa rd modem Command mode result codes.
Chapter 4 – Voice Commands Multi-Tech Systems, Inc. SocketModem MT5634SMIxx Reference Guide (S000 263C) 123 Voice Mode Shielded Codes These codes can be sent in either Command mode or Data mode. The DCE ma y retu rn the event detection reports after the OK result code from the +FCLASS command.
Chapter 4 – Voice Commands Multi-Tech Systems, Inc. SocketModem MT5634SMIxx Reference Guide (S000 263C) 124 J (4A) Event Number 11 (SIT Tone). $ (24) Event Number 12 (Bong Tone). I (6C) Event Number 13 (Loop Current Interruption). Usually indicates a remote hang up.
Chapter 4 – Voice Commands Multi-Tech Systems, Inc. SocketModem MT5634SMIxx Reference Guide (S000 263C) 125 Sample Sessions This section provid es voice mode Send/ Receive han dshaking example s.
Chapter 4 – Voice Commands Multi-Tech Systems, Inc. SocketModem MT5634SMIxx Reference Guide (S000 263C) 126 AT+VSM=128, 7200, 128, 0; +VEM=FFFFFFFF8; +VSD=128, 50 OK The modem agree s.
Chapter 4 – Voice Commands Multi-Tech Systems, Inc. SocketModem MT5634SMIxx Reference Guide (S000 263C) 127 OK The DCE agrees. AT+VIT=0; The DTE selects Data mode/Command mode with +VPR=0; autobauding, and disables automati c DCE answering. The +FCLASS=0; DCE waits for a phone call (not necessaril y in Data mode).
Chapter 4 – Voice Commands Multi-Tech Systems, Inc. SocketModem MT5634SMIxx Reference Guide (S000 263C) 128 DTE/DCE Interface Rates The table below indicates the antic i pated modem-to-computer interfac e rates for both the 7.2 bits-per- sample rate and the 8 bits-per-sample rate.
Chapter 5 – Remote Configuration an d Country Code Configuration Multi-Tech Systems, Inc. SocketModem MT5634SMIxx Reference Guide (S000 263C) 129 Chapter 5 – R emote Conf ig ur at ion and Count r .
Chapter 5 – Remote Configuration an d Country Code Configuration Multi-Tech Systems, Inc. SocketModem MT5634SMIxx Reference Guide (S000 263C) 130 Country Code Configuration Different countries have di fferent requirements for ho w modems m ust function.
Index Multi-Tech Systems, Inc. SocketModem MT5634SMIxx Reference Guide (S000 263C) 131 Inde x + +FBO ................................................................................ 87 +FBOR ............................................................
Index Multi-Tech Systems, Inc. SocketModem MT5634SMIxx Reference Guide (S000 263C) 132 B Backspace chara cter - S5, setting ...................................... 28 Bad Line Threshold parameter .......................................... 84 Bell 212A mode .
Index Multi-Tech Systems, Inc. SocketModem MT5634SMIxx Reference Guide (S000 263C) 133 +FPA:- Report Addressing or Password Strings .......... 67 +FPI – Local Polling ID String .................................... 77 +FPI:- Report Remote ID ........
Index Multi-Tech Systems, Inc. SocketModem MT5634SMIxx Reference Guide (S000 263C) 134 AT Command Implementation ..................................... 49 AT Command Mode ..................................................... 50 Fax Class 2 Parameter Table .
Index Multi-Tech Systems, Inc. SocketModem MT5634SMIxx Reference Guide (S000 263C) 135 Page Transfer Stat us - +FPS ............................................. 82 Page Width Format Conversion - +FWDFC ..................... 90 Parameter Comma nds ...
Index Multi-Tech Systems, Inc. SocketModem MT5634SMIxx Reference Guide (S000 263C) 136 S37 – Maximum Speed ................................................ 29 S38 – Downstream Data Rate ....................................... 29 S4 – Line Feed Character .
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