IPTools.net.ua

Card Type

Modem

Chip Set

Unidentified

I/O Options

Line, headphone, microphone, speaker, 25-pin serial port, power

Maximum Modem Rate

33.6Kbps

Maximum Fax Rate

14.4Kbps

Data Modulation Protocol

ITU-T V.21, V.22, V.22bis,V.23, V.32, V.32bis, V.34+, V.FC

Fax Modulation Protocol

V.17, V.29, V.27ter

Error Correction/Compression

MNP5, V.42, V.42bis

Fax Class

Class I

Data Bus

External

CONNECTIONS

Function

Label

Function

Label

Line

CN1

25-pin serial port

CN5

Speaker

CN2

Power

CN6

Microphone

CN3

Power switch

SW1

Headphone

CN4

DIAGNOSTIC LED(S)

LED

Color

Status

Condition

PWR

Unidentified

On

Power is on

PWR

Unidentified

Off

Power is off

DTR

Unidentified

On

Computer is ready

DTR

Unidentified

Off

Computer is not ready

TD

Unidentified

On

Modem is transmitting data

TD

Unidentified

Off

Modem is not transmitting data

RD

Unidentified

On

Modem is receiving data

RD

Unidentified

Off

Modem is not receiving data

DCD

Unidentified

On

Network connection established

DCD

Unidentified

Off

Network connection not established

OH

Unidentified

On

Modem is off hook

OH

Unidentified

Off

Modem is on hook

SUPPORTED COMMAND SET

Basic AT Commands

AT, A/

A, B, E, H, M, O, P, Q, V, W, X, Y, Z

&C, &P, &T, &V, &W, &Y, &Z

Extended AT commands

\A, \B, \K, \N

%C, %E, %L, %Q

S Registers

S0, S1, S2, S3, S4, S5, S6 ,S7, S8, S9, S10, S12, S18, S29, S30, S32, S33

Special commands

+MS, -K

Voice AT commands

#VBT, #VRX, #VSP, #VSR, #VSS, #VTS, #VTX

Note: See MHI Help File for full command documentation.

AUTO-MODE DETECTION

Type:

Configuration

Format:

AT [cmds] Nn [cmds]

Description:

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.

Command

Function

N0

Auto-mode detection disabled

í N1

Auto-mode detection enabled

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.

í &Q5

Error correction mode

&Q6

Buffered asynchronous mode

DATA SET READY (DSR)

Type:

Configuration

Format:

AT [cmds] &Sn [cmds]

Description:

Selects DSR options

Command

Function

í &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

í &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

DS=n

Dial stored telephone number n

DT

Tone dialing enabled

DW

Dialing resumed following dial tone detection

D,

Dialing paused

D@

Wait for Quite Answer function enabled. Modem waits until a "quiet answer," a ring-back signal followed by 5 seconds of silence

D!

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

D;

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

D^

Toggle calling tone

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

Factory default profile 0

&F1

Factory default profile 1

FLOW CONTROL

Type:

Configuration

Format:

AT [cmds] &Kn [cmds]

Description:

Enables flow control options

Command

Function

&K0

Flow control disabled

í &K3

RTS/CTS flow control enabled

&K4

XON/XOFF flow control enabled

&K5

Transparent XON/XOFF flow control enabled

&K6

RTS/CTS & XON/XOFF flow control enabled

LINE MODULATION

Type:

Configuration

Format:

AT [cmds] Fn [cmds]

Description:

For compatibility only. Non-functional

REPORT INFORMATION

Type:

Immediate

Format:

AT [cmds] In [cmds]

Description:

Displays information requested

Command

Function

I0

Reports maximum line speed

I1

Reports product type

I2

Reports checksum firmware

I3

Reports product name

I4

Reports firmware release

I5

Reports active Country Code

RTS/CTS

Type:

Configuration

Format:

AT [cmds] &Rn [cmds]

Description:

Selects RTS/CTS options

Command

Function

&R0

In asynchronous mode, CTS is controlled according to V.25 handshake recommendation

í &R1

In synchronous mode, CTS follows flow control

MNP10 - POWER LEVEL ADJUST

Type:

Configuration

Format:

AT [cmds] -SEC=n [cmds]

Range:

0-30

Unit:

-1dBm

Description:

Controls automatic transmit power level adjustment during MNP 10 link negotiation

Command

Function

-SEC=0

MNP10 disabled. Transmission level is set in the S91 register

-SEC=1, [tx_lev]

MNP10 enabled. Set transmit level

COMMUNICATION SELECTION

Type:

Configuration

Format:

AT [cmds] #CLS=n [cmds]

Description:

Chooses between: data, fax, and voice-audio mode

Command

Function

#CLS=0

Data mode

#CLS=1

Fax mode

#CLS=8

Voice-audio mode

DATA BAUD RATE SELECTION

Type:

Configuration

Format:

AT [cmds] #BDR=n [cmds]

Range:

1-48

Unit:

n x 2400bps

Description:

Sets the speed of the serial interface. 0 enables autobaud

SPEAKERPHONE OPTIONS

Type:

Configuration

Format:

AT [cmds] #SPK=x,y,z [cmds]

Description:

Sets various options for speakerphone functions.

Command

Function

x=0

Microphone mute

í x=1

Microphone on

x=3

Room monitor

y=0

No speaker attenuation (maximum volume)

y=15

Speaker attenuation (minimum volume)

y=16

Speaker muted

z=0

Microphone gain set to 0dBm.

í z=1

Microphone gain set to 10dBm.

z=2

Microphone gain set to 15dBm.

z=3

Microphone gain set to 20dBm.

VOICE DEVICE

Type:

Configuration

Format:

AT [cmds] #VLS=n [cmds]

Description:

Selects the I/O device for the DSP chip.

Command

Function

#VLS=0

No voice device

#VLS=2

Internal speaker only used for voice I/O.

#VLS=3

External microphone only used for voice I/O.

#VLS=6

Speakerphone used for voice I/O.

#VLS=7

Handset muted by disconnecting handset or speakerphone from telephone line.

VOICE SAMPLE QUALITY

Type:

Configuration

Format:

AT [cmds] #VBS=n [cmds]

Description:

Selects the number of bits per sample that the modem records.

Command

Function

#VBS=2

Modem records 2 bits per sample

#VBS=4

Modem records 4 bits per sample

#VBS=8

Modem records 8 bits per sample

SVD DATA BURST

Type:

Configuration

Format:

AT [cmds] -SMC=n [cmds]

Description:

Enables/disables SVD databurst

Command

Function

SMC=0

Databurst disabled

í SMC=1

Databurst enabled

SVD MODE

Type:

Configuration

Format:

AT [cmds] -SMS=x,y,z [cmds]

Description:

Sets various options for speakerphone functions.

Note:

y,z default is dependant on modulation selection (-SQS)

Command

Function

x=0

Data mode enabled

x=1

Simultaneous voice/data mode selected

í x=3

Automatic selection

y=4800

Minimum allowable SVD data speed set to 4800bps

y=7200

Minimum allowable SVD data speed set to 7200bps

y=9600

Minimum allowable SVD data speed set to 9600bps

y=12000

Minimum allowable SVD data speed set to 12.0Kbps

y=14400

Minimum allowable SVD data speed set to 14.4Kbps

z=4800

Maximum allowable SVD data speed set to 4800bps

z=7200

Maximum allowable SVD data speed set to 7200bps

z=9600

Maximum allowable SVD data speed set to 9600bps

z=12000

Maximum allowable SVD data speed set to 12.0Kbps

z=14400

Maximum allowable SVD data speed set to 14.4Kbps

SVD MODULATION

Type:

Configuration

Format:

AT [cmds] -SQS=x,y [cmds]

Description:

Sets simultaneous voice/data modulation

Command

Function

x=0

V.61 modulation mode

x=1

ML144 modulation mode

í x=2

ML288 modulation mode

í y=1

SVD automatic modulation selection enabled

y=2

SVD automatic modulation selection disabled

TRANSMISSION LEVEL - FAX

Type:

Register

Format:

AT [cmds] S92=n [cmds]

Range:

3-15

Unit:

-1 dBm

Description:

Sets the signal level for transmission while in fax mode

TRANSMISSION LEVEL - LEASED-LINE

Type

Register or Configuration

Format

AT [cmds] S91=n [cmds]

Range

3-15

Unit

-1 dBm

Description

Sets the signal level for transmission over leased-lines