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SocketModem™
MT5634SMI V.34 & V.92
AT Commands
Fax Class 1 Commands
Fax Class 2 Commands
Voice Commands
Reference Guide
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Copyright and Technical Support SocketModem Reference Guide Serial: MT5634SMI-34, MT5634SMI-92 Parallel: MT5634SMI-P-92 Medical Device: MT5634SMI-HV-92, MT5634SMI-P-HV-92 Industrial Temperature: MT5634SMI-ITP-92, MT5634SMI-P-ITP-92 PN S000263C, Version C Copyright This publication may not be reproduced, in whole or in part, without prior expressed written permission from Multi-Tech Systems, Inc. All rights reserved. Copyright © 2003-4, by Multi-Tech Systems, Inc. Multi-Tech
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Table of Contents Contents Chapter 1 – AT Commands, S-Registers and Result Codes ..................................................................5 Introduction ................................................................................................................................................5 AT Command Summary ............................................................................................................................6 AT Commands.............................
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Table of Contents T.30 Phase B Negotiation Responses ................................................................................................65 T.30 Phase C Page Reception Responses.........................................................................................68 T.30 Phase D Post Page Responses..................................................................................................69 Call Termination with Status......................................................
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Chapter 1 – AT Commands, S-Registers and Result Codes Chapter 1 – AT Commands, S- Registers and Result Codes Introduction The AT commands are used to control the operation of your modem. They are called AT commands because the characters AT must precede each command to get the ATtention of the modem. AT commands can be issued only when the modem is in command mode or online command mode. • The modem is in command mode whenever it is not connected to another modem. • The modem is in d
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Chapter 1 – AT Commands, S-Registers and Result Codes AT Command Summary Organization of AT Commands on the following pages: 1st, by the initial command character (&, +, %) 2nd, alphabetized by the second command character (Except for listing of AT). Command Description AT Attention Code A Answer Repeat Last Command A/ Bn Communication Standard Setting Ds Dial DS=y Dial Stored Telephone Number En Echo Command Mode Characters Echo Online Data Characters Fn Hn Hook Control In I
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Chapter 1 – AT Commands, S-Registers and Result Codes Command Description $Dn DTR Dialing Online BPS Speed $MBn $SBn Serial Port Baud Rate #CBAn Callback Attempts #CBDn Callback Delay # CBF? Callback Failed Attempts Display Callback Failed Attempts Reset # CBFR # CBIn Local Callback Inactivity Timer # CBNy=n Store Callback Password # CBPn Callback Parity # CBRy Callback Security Reset # CBSn Callback Enable/Disable #Pn Set 11-bit Parity #Sx Enter Setup Password #S=x Store Setup
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Chapter 1 – AT Commands, S-Registers and Result Codes AT Commands Command: AT Attention Code Values: N/A Description: The attention code precedes all command lines except A/, A: and escape sequences. Command: ENTER Key Values: N/A Description: Press the ENTER (RETURN) key to execute most commands. Command: A Answer Values: N/A Description: Answer call before final ring. Command: A/ Repeat Last Command Values: N/A Description: Repeat the last command stri
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Chapter 1 – AT Commands, S-Registers and Result Codes Command: Ds Dial Values: s = dial string (phone number and dial modifiers) Default: none Description: Dial telephone number s, where s may up to 40 characters long and include the 0– 9, *, #, , B, C, and D characters, and the L, P, T, V, W, S, comma (,), semicolon (;), !, @, ^ and $ dial string modifiers. Dial string modifiers: L Redial last number. (Must be placed immediately after ATD.) P Pulse-dial following numbers in
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Chapter 1 – AT Commands, S-Registers and Result Codes Command: In Information Request Values: n = 0–5, 9, 11 Default: None Description: I0 Display default speed and controller firmware version. I1 Calculate and display ROM checksum (e.g., 12AB). I2 Check ROM and verify the checksum, displaying OK or ERROR. I3 Display default speed and controller firmware version. I4 Display firmware version for data pump (e.g., 94). I5 Display the board ID: software version, hardware ver
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Chapter 1 – AT Commands, S-Registers and Result Codes Command: Sr=n Set Register Value Values: r = S-register number; n varies Default: None Description: Set value of register Sr to value of n, where n is entered in decimal format (e.g., S0=1). Command: Sr? Read Register Value Values: r = S-register number Default: None Description: Read value of register Sr and display it in 3-digit decimal form (e.g., S2? gives the response 043). Command: T Tone Dialing Values:
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Chapter 1 – AT Commands, S-Registers and Result Codes Command: &Cn Data Carrier Detect (DCD) Control Values: n = 0, 1, 2 Default: 1 Description: &C0 Forces the DCD circuit to be always ON. &C1 DCD goes ON when the remote modem’s carrier signal is detected, and goes OFF when the carrier signal is not detected. &C2 DCD turns OFF upon disconnect for time set by S18. It then goes high again (for some PBX phone systems). Command: &Dn Data Terminal Ready (DTR) Control Values:
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Chapter 1 – AT Commands, S-Registers and Result Codes Command: &Ln Leased Line Operation Values: n = 0, 1, or 2 Defaults: 0 Description: &L0 The modem is set for standard dial-up operation. &L1 The modem is set for leased line operation in originate mode. &L2 The modem is set for leased line operation in answer mode. Note: For &L1 and &L2, there is a 30-second window between power up and the starting of the leased line handshake. During this time, you can turn off the command,
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Chapter 1 – AT Commands, S-Registers and Result Codes Command: &V Display Current Settings Values: N/A Description: Displays the active modem settings. Command: &Wn Store Current Configuration Values: n = 0 or 1 Default: 1 Description: &W0 Stores current modem settings in non-volatile memory and causes them to be loaded at power-on or following the ATZ command instead of the factory defaults. See &F command. &W1 Clears user default settings from non-volatile memory and ca
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Chapter 1 – AT Commands, S-Registers and Result Codes Command: \Kn Break Control Values: n = 0–5 Default: 5 Description: Controls the modem's response to a break received from: computer, remote modem, or \B command. Response is different for each of three different states. Data mode. Modem receives the break from the computer: \K0 Enter online command mode, no break sent to the remote modem. \K1 Clear data buffers and send break to the remote modem. \K2 Same as \K0. \K3
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Chapter 1 – AT Commands, S-Registers and Result Codes 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 speed. \V1 Enables the appending of the protocol result code to the DCE speed. \V2 Same as \V1. Command: \Xn XON/XOFF Pass-Through Values: n = 0 or 1 Default: 0 Description: \X0 Modem responds to and discards XON/XOFF characters. \X1 Modem responds to and passes XON/XOF
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Chapter 1 – AT Commands, S-Registers and Result Codes Command: %En Fallback and Fall Forward Control Values: n = 0, 1, or 2 Default: 2 Description: %E0 Disable fallback and fall forward. %E1 Enable fallback, disable fall forward. %E2 Enable fallback and fall forward. Command: %Hn Direct Connect Enable Values: n = 0, 1 Default: 0 Description: %H0 Sets callback security to normal operation. %H1 All callback security calls will be direct connect regardless of whether t
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Chapter 1 – AT Commands, S-Registers and Result Codes Command: $RPn Ring Priority vs. AT Command Priority Values: n = 0 or 1 Default: 1 Description: $RP0 The AT command will have priority over the ring. S1 will be reset to 0 if an AT command is received. This command is storable to memory. $RP1 The ring will have priority over the AT command. S1 will increment even if an AT command and ring are received together and the incoming call will be answered when S1 is equal to S0.
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Chapter 1 – AT Commands, S-Registers and Result Codes Command: #CBAn Callback Attempts Values: n = 1–255 Default: 4 Description: Sets the number of callback attempts that are allowed after passwords have been exchanged between modems. Command: #CBDn Callback Delay Values: n = 0–255 Default: 15 Description: Sets the length of time (in seconds) that the modem waits before calling back the remote modem. Command: #CBF? Callback Failed Attempts Display Values:
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Chapter 1 – AT Commands, S-Registers and Result Codes Command: #CBRy Callback Security Reset Values: y = 0–29 Default: None Description: Clears the password and phone number in the y memory location. Command: #CBSn Callback Enable/Disable Values: n = 0, 1, 2, or 3 Default: 0 Description: #CBS0 Disables callback security. #CBS1 Enables local and remote callback security. #CBS2 Enables remote callback security only. #CBS3 Disables callback security unti
