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MT5634ZLX/E, MT5634ZLX/E-T/2
MULTI-TECH SYSTEMS, INC.
MT5634ZLX/E, MT5634ZLX/E-T/2
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Card Type
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Modem
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Chip Set
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Unidentified
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Maximum Modem Rate
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56Kbps
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Maximum Fax Rate
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14.4Kbps
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Data Modulation Protocol
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Bell 103/212A
ITU-T V.22, V.22bis, V.32ter, V.32bis, V.34, K56flex, V.90
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Fax Modulation Protocol
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ITU-T V.17, V.29
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Error Correction/Compression
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MNP5, V.42, V.42bis
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Fax Class
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Class I & II
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Data Bus
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PCMCIA
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55301
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SUPPORTED COMMAND SET
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Basic AT Commands
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AT, ‘+++’, A/
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A, E, H, M, P, T, V, W, X, Z
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&C, &F, &G, &R, &T, &W, &Y, &Z
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Extended AT Commands
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\A, \C, \G, \J, \K, \V, \X
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%A, %G
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Special Commands
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"H, -J
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S Registers
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S0, S1, S2, S3, S4, S6, S7, S8, S9, S10, S11, S12, S18, S25, S30
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Note: See MHI Help File for full command documentation.
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Proprietary AT Command Set
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AUTO-MODE DETECTION
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Type:
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Configuration
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Format:
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AT [cmds] Nn [cmds]
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Description:
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Selects various options for the automatic detection and negotiation of protocols during the handshake process if the modem is communicating with a remote modem of dissimilar speed.
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Command
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Function
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N0
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Auto-mode detection disabled. Handshake begins at line speed designated by the S37 register and the B command.
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í N1
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Auto-mode detection enabled. Handshake begins at line speed designated by the S37 register and the B command. Fallback to lower speed if necessary unless in \N1 mode
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COMMUNICATIONS MODE
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Type:
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Configuration
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Format:
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AT [cmds] &Mn [cmds]
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Description:
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Selects communications mode
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Command
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Mode
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í &M0
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Asynchronous mode
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&M4
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Hayes autosynchronous mode
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COMMUNICATION PROTOCOLS
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Type:
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Configuration
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Format:
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AT [cmds] Bn [cmds]
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Description:
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Selects the communication protocol for data calls
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Note: The B command allows the simultaneous selection of more than one suffix, enabling multiple protocols.
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Command
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Protocol
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B0
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ITU-T V.22 at 1200bps or V.21 at 300bps
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í B1
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Bell 212A at 1200bps/Bell 103 at 300bps
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B2
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ITU-T V.23 at 75/1200bps originate; 1200/75bps answer
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B3
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ITU-T V.23 at 1200/75bps answer; 75/1200bps originate
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CONFIGURATION PROFILES & CALL STATISTICS
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Type:
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Immediate
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Format:
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AT [cmds] &V [cmds]
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Description:
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Displays active and stored configuration profiles & statistics for last connection
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Command
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Function
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&V0
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Displays the active configuration, the two stored user profiles, and the first four phone numbers
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&V1
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Displays statistics for last connection
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DATA SET READY (DSR)
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Type:
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Configuration
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Format:
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AT [cmds] &Sn [cmds]
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Description:
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Selects DSR options
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Command
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Function
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í &S0
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DSR forced high
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&S1
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DSR high only while modem is connected
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DATA TERMINAL READY (DTR)
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Type:
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Configuration
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Format:
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AT [cmds] &Dn [cmds]
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Description:
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Selects modem response to DTR
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Command
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Function
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&D0
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Modem does not respond to DTR
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&D1
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Modem goes to command mode on DTR toggle
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í &D2
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Modem goes to command mode and disconnects (hangs up) on DTR toggle;
Auto-Answer is disabled on low DTR.
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&D3
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Modem is initialized on DTR toggle
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DIAL
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Type:
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Immediate
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Format:
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AT [cmds] D<#> [cmds]
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Description:
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Dials telephone number according to any modifiers included in the string
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Note:
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Any combination of modifiers can be used to produce the desired dial functions in sequence.
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Command
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Function
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DP
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Pulse dialing enabled
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DSn
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Dial stored telephone number n
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DT
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Tone dialing enabled/Pulse dialing disabled
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DW
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Dialing resumed following dial tone detection
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D,
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Dialing paused for amount of time specified in S8 register
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D!
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Flash function initiated. Modem commanded to go off-hook for specified time before returning on-hook.
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D@
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Wait for quiet Answer function enabled. Modem waits until a "quiet answer," a ring-back signal followed by silence up to the time specified in S7, is received prior to executing the rest of the dial string.
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D$
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Calling card "Bong" detection enabled
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D;
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Modem returned to idle state after dialing. The semicolon can only be placed at the end of the dial command.
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FLOW CONTROL
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Type:
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Configuration
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Format:
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AT [cmds] &Kn [cmds]
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Description:
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Enables flow control options
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Command
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Function
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&K0
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Flow control disabled
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í &K3
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RTS/CTS flow control enabled
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&K4
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XON/XOFF flow control enabled
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JACK TYPE
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Type:
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Configuration
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Format:
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AT [cmds] &Jn [cmds]
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Description:
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Command non-functional; for compatability purposes only
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Command
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Function
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&J0
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Send OK to DTE
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&J1
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Send OK to DTE
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ON-LINE
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Type:
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Immediate
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Format:
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AT [cmds] On [cmds]
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Description:
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Controls on-line command (data transmission) state options.
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Note: The O command must be placed at the end of the command string.
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Command
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Function
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O0
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On-line command mode with no retraining enabled
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O1
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On-line command mode with retraining enabled
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O3-O14
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Force modem to new rate defined by register S62
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PULSE DIALING RATIO (INTERNATIONAL VERSION)
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Type:
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Configuration
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Format:
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AT [cmds] &Pn [cmds]
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Description:
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Selects pulse dial make/break ratio
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Command
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Function
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&P0
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39/61ms at 10pps (North America)
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&P1
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33/67ms at 10pps (Europe)
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PULSE DIALING RATIO (JAPAN VERSION)
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Type:
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Configuration
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Format:
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AT [cmds] &Pn [cmds]
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Description:
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Selects pulse dial make/break ratio
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Command
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Function
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&P0
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33/67ms at 10pps (Europe)
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&P1
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33/67ms at 20pps
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RESULT CODES
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Type:
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Configuration
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Format:
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AT [cmds] Qn [cmds]
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Description:
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Enables modem to send result codes to the DTE
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Command
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Function
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í Q0
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Result code sending enabled
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Q1
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Result code sending disabled
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Q2
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Dumb answer mode enabled
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SPEAKER VOLUME
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Type:
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Configuration
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Format:
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AT [cmds] Ln [cmds]
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Description:
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Controls speaker volume
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Command
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Function
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L0
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Low volume setting
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L1
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Low volume setting
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í L2
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Medium volume setting
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L3
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Highest volume setting
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V.32 - AUTO-RETRAIN
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Type:
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Configuration
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Format:
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AT [cmds] &Bn [cmds]
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Description:
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Controls auto-retrain function if poor line quality is detected
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Command
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Function
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&B0
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Auto-retrain disabled, modem hangs-up
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í &B1
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Auto-retrain enabled if line quality is poor. Hang-up if condition persists longer than threshold set by register S7
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&B2
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Modem tolerates any line
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Extended AT Commands
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COMPRESSION
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Type:
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Configuration
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Format:
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AT [cmds] %Cn [cmds]
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Description:
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Selects data compression
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Command
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Function
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%C0
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Data compression disabled
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í %C1
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MNP5 enabled
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CONNECT MODE
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Type:
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Configuration
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Format:
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AT [cmds] \Nn [cmds]
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Description:
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Controls the type of connection the modem will operate in
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Command
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Function
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\N0
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Normal mode enabled
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\N1
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Direct mode enabled
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\N2
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Reliable mode enabled
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í \N3
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Auto-reliable mode enabled
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\N4
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V.42 reliable mode enabled
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FLOW CONTROL TYPE
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Type:
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Configuration
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Format:
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AT [cmds] \Qn [cmds]
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Description:
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Sets type of flow control used by modem
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Command
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Function
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\Q0
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Flow control disabled
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\Q1
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Bi-directional XON/XOFF flow control enabled
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\Q3
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Bi-directional RTS/CTS flow control enabled
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INACTIVITY TIMER
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Type:
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Configuration
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Format:
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AT [cmds] \Tn [cmds]
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Range:
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0-90
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Unit:
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1 minute
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Description:
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Sets the length of time that the modem does not receive information before it disconnects.
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SPECIAL COMMANDS
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DIALING MESSAGE CONTROL
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Type:
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Configuration
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Format:
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AT [cmds] %Mn [cmds]
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Description:
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Controls the output of dialing message when dialing a number stored in memory
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Command
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Function
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í %M0
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Dialing message disabled
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%M1
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Dialing message enabled
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FIRMWARE VERSION
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Type:
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Immidiate
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Format:
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AT [cmds] -V [cmds]
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Description:
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Displays firmware version number
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SERIAL PORT BAUD RATE
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Type:
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Configuration
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Format:
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AT [cmds] $SBn [cmds]
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Description:
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Sets the maximum allowable data exchange rate at serial port
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Command
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Function
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$SB300
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300bps
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$SB1200
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1200bps
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$SB2400
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2400bps
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$SB4800
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4800bps
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$SB9600
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9600bps
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$SB19200
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19.2Kbps
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$SB38400
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38.4Kbps
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$SB57600
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57.6Kbps
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í $SB115200
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115.2Kbps
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S(STATUS) -REGISTERS
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BACKSPACE CHARACTER
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Type:
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Register
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Format
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AT [cmds] S5=n [cmds]
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Range:
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0-127
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Unit:
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ASCII
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Description:
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Selects a character used for backspace <BS>
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Note: A value greater than 32 will disable backspace
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DCE LINE SPEED
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Type:
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Register
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Format
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AT [cmds] S37=n [cmds]
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Description:
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Sets the maximum allowable data exchange rate attempted during handshake process.
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Command
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Function
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í S37=0
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Speed of last connection
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S37=3
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300bps
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S37=5
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1200bps
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S37=6
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2400bps
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S37=7
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4800bps
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S37=8
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7200bps
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S37=9
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9600bps
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S37=10
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12.0Kbps
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S37=11
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14.4Kbps
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S37=12
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16.8Kbps
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S37=13
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19.2Kbps
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S37=14
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21.6Kbps
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S37=15
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24.0Kbps
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S37=16
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26.4Kbps
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S37=17
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28.8Kbps
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S37=18
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33.6Kbps
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DTE RATE STATUS
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Type:
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Register
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Format
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AT [cmds] S62=n [cmds]
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Description:
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Sets the DTE rate status
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Command
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Function
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S62=0
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300bps
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S62=1
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600bps
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S62=2
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1200bps
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S62=3
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2400bps
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S62=4
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4800bps
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S62=5
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9600bps
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S62=6
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7200bps
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S62=7
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12.0Kbps
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S62=8
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14.4Kbps
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S62=9
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16.8Kbps
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S62=10
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19.2Kbps
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S62=11
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21.6Kbps
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S62=12
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24.0Kbps
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S62=13
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26.4Kbps
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S62=14
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28.8Kbps
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S62=15
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38.4Kbps
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í S62=16
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57.6Kbps
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S62=17
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115.2Kbps
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DTE TRANSFER SPEED
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Type:
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Register
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Format
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AT [cmds] S72=n [cmds]
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Description:
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Sets the DTE speed during data transfer
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Command
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Function
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í S72=0
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Last auto-baud
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S72=1
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300bps
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S72=2
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600bps
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S72=3
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1200bps
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S72=4
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2400bps
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S72=5
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4800bps
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S72=6
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9600bps
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S72=7
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7200bps
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S72=8
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12.0Kbps
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S72=9
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14.4Kbps
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S72=10
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16.8Kbps
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S72=11
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19.2Kbps
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S72=12
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21.6Kbps
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S72=13
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24.0Kbps
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S72=14
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26.4Kbps
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S72=15
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28.8Kbps
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S72=16
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38.4Kbps
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S72=17
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57.6Kbps
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S72=18
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115.2Kbps
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TRANSMISSION LEVEL (JAPAN)
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Type
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Register or Configuration
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Format
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AT [cmds] S64=n [cmds]
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Range
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9-20
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Default
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15
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Unit
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-1 dBm
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Description
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Sets the signal level for transmission (Japan version)
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V.90 DOWNSTREAM DATA RATE
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Type:
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Register
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Format
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AT [cmds] S38=n [cmds]
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Description:
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Sets the maximum allowable V.90 downstream rate attempted during handshake process.
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Command
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Function
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S38=0
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56K disabled
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S38=1
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56K automatic speed select
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S38=2
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29.3Kbps
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S38=3
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30.6Kbps
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S38=4
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32.0Kbps
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S38=5
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33.3Kbps
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S38=6
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34.6Kbps
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S38=7
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36.0Kbps
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S38=8
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37.3Kbps
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S38=9
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38.6Kbps
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S38=10
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40.0Kbps
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S38=11
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41.3Kbps
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S38=12
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42.6Kbps
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S38=13
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44.0Kbps
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S38=14
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45.3Kbps
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S38=15
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46.6Kbps
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S38=16
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48.0Kbps
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S38=17
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49.3Kbps
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S38=18
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50.6Kbps
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S38=19
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52.0Kbps
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S38=20
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53.3Kbps
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S38=21
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54.6Kbps
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S38=22
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56.0Kbps
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V.90 MODE SELECTION
|
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Type:
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Register
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Format:
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AT [cmds] S109=n [cmds]
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Description:
|
Selects modem operating mode
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Command
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Function
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í S109=0
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V.90 disabled
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S109=1
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K56flex or V.90 mode enabled
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S109=2
|
V.90 mode enabled; K56flex disabled
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