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ISDN/V.34

ZOOM TELEPHONICS, INC.

ISDN/V.34

Card Type

ISDN, Modem, Fax

Chip Set

Unidentified

I/O Options

Line in(RJ-11), ISDN line in (RJ-45), line out, speaker

ISDN Data Rate

128.0Kbps

Maximum Modem Rate

33.6Kbps

Maximum Fax Rate

14.4Kbps

ISDN Modulation Protocol

V.110, V.120, PPP, MLPPP

Data Modulation Protocol

Bell 103A/212A, ITU-T V.21, V.22, V.22bis,V.23, V.32, V.32bis, V.34

Fax Modulation Protocol

V.17, V.21, CH2, V.27ter, V.29, V.33

Error Correction/Compression

MNP2-4, V.42, V.42bis

Fax Class

Class I & II

Data Bus

16-bit ISA

Card Size

Half-length

CONNECTIONS

Function

Label

Function

Label

RJ-11 Line in

CN1

Handset out (RJ-14)

CN2

RJ-45 ISDN line in

CN2

   

SUPPORTED COMMAND SET

Basic AT Commands

AT, A/

A, E, H, M, V, W

&C, &Z

S Registers

S Registers are unidentified

 

Note: See MHI Help File for full command documentation.

PROPRIETARY AT COMMAND SET

COMMUNICATIONS MODE

Type:

Configuration

Format:

AT [cmds] &Qn [cmds]

Description:

Selects communications mode options

Command

Mode

&Q0

Asynchronous mode, serial port speed follows connect speed.

&Q1

Asynchronous off-line command mode and synchronous connect mode.

CONFIGURATION PROFILES

Type:

Immediate

Format:

AT [cmds] &V [cmds]

Description:

Displays active and stored configuration profiles

&V0

Displays active configuration, stored profiles 0 and 1, and directory numbers and the first 3 stored phone numbers

&V1

Displays stored profiles 2 and 3 as well as the first 4 stored phone numbers

&V2

Displays stored profiles and directory numbers as well as the first 5 stored phone numbers

DATA SET READY (DSR)

Type:

Configuration

Format:

AT [cmds] &Sn [cmds]

Description:

Selects DSR options

Command

Function

&S0

DSR forced high

&S1

DSR high only while modem is handshaking or connected

DATA TERMINAL READY (DTR)

Type:

Configuration

Format:

AT [cmds] &Dn [cmds]

Description:

Selects modem response to DTR

Command

Function

&D0

DTR override

&D1

DTR toggle causes online command mode

&D2

Normal DTR operations

&D3

Resets on receipt of DTR

DIAL

Type:

Immediate

Format:

AT [cmds] D<#> [cmds]

Description:

Dials telephone number according to any modifiers included in the string

Note:

Any combination of modifiers can be used to produce the desired dial functions in sequence.

Command

Function

DL

Re-dial last number

DP

Pulse dialing enabled

DR

Answer mode enabled; originate mode disabled following handshake initiation.

DS=n

Dial stored telephone number n

DT

Tone dialing enabled/Pulse dialing disabled

DW

Dialing resumed following dial tone detection

D,

Dialing paused for amount of time specified in S8 register

D=

Dialing paused for amount of time specified in S8 register

D!

Flash function initiated. Modem commanded to go off-hook for specified time before returning on-hook.

D@

Wait for Quite 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.

D&

Dialing paused for 5seconds before modem dials the digits following modifier

D^

Calling tone disabled

D/

Delays 125 ms. Before proceeding with dial string

DV

Voice mode enabled

D;

Modem returned to idle state after dialing. The semicolon can only be placed at the end of the dial command.

DI

ISDN data communication enabled (overrides value set by %O)

DM

Modem over voice ISDN data communication enabled (overrides value set by %O)

FACTORY DEFAULT PROFILE

Type:

Configuration

Format:

AT [cmds] &F [cmds]

Description:

Sets values in active profile to values found in the default profile

Command

Function

&F0

Restore factory configuration profile 0

&F1

Restore factory configuration profile 1

&F2

Restore factory configuration profile 2

REPORT INFORMATION

Type:

Immediate

Format:

AT [cmds] In [cmds]

Description:

Displays information requested

Command

Function

I0

Reports ISDN/V.34 code

I1

Performs a ROM checksum

I2

Reports ROM checksum and compares results against stored value

I3

Sends ROM part number and revision levels

I4

Sends ASCII string test

I5

Reports data pump chipset revision

I6

Reports the supported central office

I7

Sends platform specific information

I8

Reports country code

I9

Reports modem number

RESTORE PROFILE ON POWER-UP

Type:

Configuration

Format:

AT [cmds] &Yn [cmds]

Description:

Restores a selected profile into the active profile on power-up (hard reset)

Command

Function

&Y0

Restore profile 0 on power-up

&Y1

Restore profile 1 on power-up

&Y2

Restore profile 2 on power-up

&Y3

Restore profile 3 on power-up

RESULT CODES

Type:

Configuration

Format:

AT [cmds] Qn [cmds]

Description:

Enables modem to send result codes to the DTE

Command

Function

Q0

Result code sending enabled

Q1

Result code sending disabled

Q2

Result code sending only in originate mode

SELECT CALL PROGRESS RESULT CODES

Type:

Configuration

Format:

AT [cmds] Xn [cmds]

Description:

Enables selection of tone detection and associated result code format options

Command

Function

X0

Busy and dial tone detection disabled; result codes 0 - 4 enabled.

X1

Busy and dial tone detection disabled; extended result codes enabled.

X2

Busy tone detection disabled, dial tone detection enabled; extended result codes enabled.

X3

Busy tone detection enabled, dial tone detection disabled; extended result codes enabled.

X4

Busy and dial tone detection enabled; extended result codes enabled.

X5

Ringing is reported, dial tone detection disabled

X6

Adaptive dialing enabled

SOFT RESET

Type:

Immediate

Format:

AT [cmds] Zn [cmds]

Description:

Restores modem profiles previously saved in non-volatile RAM using the &W command.

Command

Function

Z0

Restore setting NVRAM profile 0

Z1

Restore setting NVRAM profile 1

Z2

Restore setting NVRAM profile 2

Z3

Restore setting NVRAM profile 3

STORE ACTIVE PROFILE

Type:

Configuration

Format:

AT [cmds] &Wn [cmds]

Description:

Writes the values for the active profile into the non-volatile RAM

Command

Function

&W0

Write the active profile to stored profile 0

&W1

Write the active profile to stored profile 1

&W2

Write the active profile to stored profile 2

&W3

Write the active profile to stored profile 3

TEST MODES

Type:

Immediate

Format:

AT [cmds] &Tn

Description:

Selects test options

Command

Function

&T0

End current test

&T1

Begin local analog loopback test

&T3

Begin local digital loopback

&T4

Grant remote digital loopback request

&T5

Deny remote digital loopback request

&T6

Request remote digital loopback

&T7

Request remote digital loopback and self-test

&T8

Begin local analog loopback and self-test

&T9

Grant EIA loopback test

&T10

Reject EIA loopback test

TRANSMIT DATA FLOW CONTROL

Type:

Configuration

Format:

AT [cmds] &Kn [cmds]

Description:

Enables TD flow control options

Command

Function

&K0

Flow control disabled

&K3

RTS/CTS flow control enabled

&K4

Local XON/XOFF flow control enabled

&K8

Unidirectional software flow control enabled

&K12

Transparent XON/XOFF flow control enabled

&K16

Internal XON/XOFF flow control enabled

&K20

Internal and local XON/XOFF flow control enabled

EXTENDED AT COMMAND SET

CALL ROUTER

Type:

Configuration

Format:

AT [cmds] %J [cmds]

Description:

Routes calls over analog or ISDN

Command

Function

%J0

Routes calls over ISDN if available; otherwise calls are routed over analog

%J1

Routes calls over ISDN only

%J2

Routes calls over ISDN only

COMMAND SET

Type:

Immediate

Format:

AT [cmds] %V0 [cmds]

Description:

Enables AT command set

FLASH SOFTWARE UPGRADE

Type:

Immediate

Format:

AT [cmds] %FAPPS [cmds]

Description:

Enables flash software upgrade

ISDN AT COMMAND SET

CALL APPEARANCE

Type:

Immediate

Format:

AT [cmds] *P=n [cmds]

Description:

Determines call appearance

Command

Function

*P1

Call appearance 1 number

*P2

Call appearance 2 numbers

GLOBAL RESET

Type:

Immediate

Format:

AT [cmds] %Z1 [cmds]

Description:

Global reset to registers specified by power-up profile and by ! registers. Same as power-up reset

VOICE ANSWER

Type:

Immediate

Format:

AT [cmds] *An [cmds]

Description:

Answers a voice call

VOICE CALL ACCEPTANCE

Type:

Configuration

Format:

AT [cmds] *En [cmds]

Description:

Determines the type of voice call accepted

Command

Function

*E0

Voice call will be accepted only if incoming call has the SPEECH capability set.

*E1

Voice call will be accepted only if the incoming call has the 3.1kHz capability set.

*E2

Voice call will be accepted only if the incoming call has the SPEECH or 3.1kHz capability set.

VOICE DIALING

Type:

Configuration

Format:

AT [cmds] *Dn [cmds]

Description:

Dials a voice call

Command

Function

*Ds=n

Dial a voice call, where n represents a dial string stored in location n of &Z

VOICE HANG UP

Type:

Configuration

Format:

AT [cmds] *Hn [cmds]

Description:

Instructs modem to hang up current voice call, or n if specified

VOICE INFORMATION COMPATABILITY

Type:

Configuration

Format:

AT [cmds] *Bn [cmds]

Description:

Determines voice information capability

Command

Function

*B0

Sets voice information capability to SPEECH

*B1

Sets voice information capability to 3.1kHz