IPTools.net.ua

Card Type

Modem (asynchronous)

Chip Set

Unidentified

Maximum Modem Rate

33.6Kbps

Maximum Fax Rate

14.4Kbps

Data Modulation Protocol

ITU-T V.34, V.32bis, V.32, V.22bis, V.21

Fax Modulation Protocol

ITU-T V.21 CH2, V.27ter, V.29, V.17

Error Correction/Compression

MNP5, V.42, V.42bis

Fax Class

Class I

Data Bus

External

CONNECTIONS

Function

Label

Function

Label

Line in

CN1

DC power

CN4

Line out

CN2

Restore factory defaults switch

SW1

RS-232/422 serial port

CN3

Power switch

SW2

DIAGNOSTIC LED(S)

LED

Color

Status

Condition

AA

Unidentified

On

Auto-answer enabled

AA

Unidentified

Off

Auto-answer disabled

AA

Unidentified

Blinking

Incoming call detected

RD

Unidentified

On

Computer is receiving data from the modem

RD

Unidentified

Off

Computer is not receiving data from the modem

SD

Unidentified

On

Computer is transmitting data to the modem

SD

Unidentified

Off

Computer is not transmitting data to the modem

CD

Unidentified

On

Carrier signal detected

CD

Unidentified

Off

Carrier signal not detected

OH

Unidentified

On

Modem is off-hook

OH

Unidentified

Off

Modem is on-hook

HS

Unidentified

On

Modem is operating at 16800, 19200, 21600, 28800, or 33600bps

HS

Unidentified

Blinking

Modem is operating at 300, 1200, or 2400bps

HS

Unidentified

Off

Modem is operating at 4800, 7200, 9600, 12000, 14400bps

TR

Unidentified

On

DTR signal is high

TR

Unidentified

Off

DTR signal is low

MR

Unidentified

On

Power is on

MR

Unidentified

Off

Power is off

SUPPORTED COMMAND SET

Basic AT Commands

AT, �+++�, A/

A, E, O, V, X, Y, Z

&G, &L, &T, &W, &X, &Y, &Z

Extended AT Commands

\A, \G, \X

S Registers

S0, S1, S2, S3, S4, S5, S6, S7, S8, S9, S10, S11, S12, S18, S25, S26

Note: See MHI Help File for full command documentation.

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

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!

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;

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

HOOK CONTROL

Type:

Immediate

Format:

AT [cmds] Hn [cmds]

Description:

Selects whether the modem is on-hook or off-hook

Command

Function

í H0

Modem commanded to go on-hook (hang-up)

H1

Modem commanded to go off-hook (pick-up)

H2

Set H command to allow cleardown

H3

Set H command to disallow cleardown

REPORT INFORMATION

Type:

Immediate

Format:

AT [cmds] In [cmds]

Description:

Displays information requested

Command

Function

I0

Reports product code

I1

Reports EPROM CRC value

I3

Reports product version

I4

Reports capability code

I5

Reports disconnect reason

SPEAKER VOLUME

Type:

Configuration

Format:

AT [cmds] Ln [cmds]

Description:

Controls speaker volume

Command

Function

L0

Low volume setting

L1

Low volume setting

í L2

Medium volume setting

L3

Highest volume setting

SPEAKER MODE

Type:

Configuration

Format:

AT [cmds] Mn [cmds]

Description:

Selects various speaker options

Command

Function

M0

Speaker disabled

í M1

Speaker enabled until carrier signal detected

M3

Speaker enabled following dialing, then disabled after carrier signal detected.

RESULT CODES

Type:

Configuration

Format:

AT [cmds] Qn [cmds]

Description:

Enables modem to send result codes to the DTE

Command

Function

í Q0

Result code sending enabled

Q1

Result code sending disabled

Q2

Result code sending in originate mode only

DATA CARRIER DETECT (DCD)

Type:

Configuration

Format:

AT [cmds] &Cn [cmds]

Description:

Selects whether the DCD option is enabled or disabled

Command

Function

í &C0

DCD enabled

&C1

DCD enabled after carrier signal detected

&C2

DCD off 5 seconds after disconnect

&C3

DCD follows remote RTS

DATA TERMINAL READY (DTR)

Type:

Configuration

Format:

AT [cmds] &Dn [cmds]

Description:

Selects modem response to DTR

Command

Function

í &D0

Modem does not respond to DTR

&D1

Modem goes to command mode after DTR goes is off

&D2

Modem goes to command mode and disconnects (hangs up) after DTR goes off; Auto-Answer is disabled.

&D3

Modem is initialized after DTR goes off

&D9

DTR dials/disconnects

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

í &F0

Restore factory default 0

&F1

Restore factory default 1

COMMUNICATIONS MODE

Type:

Configuration

Format:

AT [cmds] &Mn [cmds]

Description:

Selects communications mode

Command

Mode

í &M0

Asynchronous dial/asynchronous data

&M1

Asynchronous dial/synchronous data

&M2

Dial stored number when DTR off/on transition is detected/sync data

&M3

Manual dial/sync data

&M4

V.25bis dialer/BISYNC protocol/sync data (EBCDIC)

&M5

V.25bis dialer/SDLC protocol/sync data (NRZ)

&M6

V.25bis async dial/sync data

&M7

V.25bis async dial/async data

&M8

V.25bis dialer w/BISYNC protocol/sync data (EBCDIC)

&M9

V.25bis dialer w/SDLC protocol/sync data (EBCDIC) (NRZ)

&M10

V.25bis dialer w/SDLC protocol/sync data (ASCII) (NRZI)

&M11

V.25bis dialer w/SDLC protocol/sync data (EBCID) (NRZI)

PULSE DIALING RATIO

Type:

Configuration

Format:

AT [cmds] &Pn [cmds]

Description:

Selects pulse dial make/break ratio

Command

Function

í &P0

39/61ms at 10pps (North America)

&P1

33/67ms at 10pps (Europe)

RTS/CTS

Type:

Configuration

Format:

AT [cmds] &Rn [cmds]

Description:

Selects RTS/CTS options

Command

Function

í &R0

CTS follows RTS in data mode; RTS is ignored in command mode.

&R1

CTS forced high, RTS is ignored.

&R2

CTS follows DCD

&R9

CTS equals RTS

DATA SET READY (DSR)

Type:

Configuration

Format:

AT [cmds] &Sn [cmds]

Description:

Selects DSR options

Command

Function

&S0

DSR forced high

í &S1

DSR high when ready to accept data

&S2

DSR off for 5 seconds after disconnect

&S3

DSR follows off hook

CONFIGURATION PROFILES

Type:

Immediate

Format:

AT [cmds] &V [cmds]

Description:

Displays active and stored configuration profiles

Command

Function

&V0

View configuration profiles

&V1

Displays received signal status

&V2

Displays active profile

BREAK SEND

Type:

Configuration

Format:

AT [cmds] \Bn [cmds]

Default:

35

Range:

1-255

Unit:

20ms

Description:

Sends break to modem

Command

Function

\B0

Transmit break signal

\B1

Set break length in 20ms increments

AUTO-RELIABLE TIME BUFFER CONFIGURATION

Type:

Configuration

Format:

AT [cmds] \Cn [cmds]

Description:

Controls the handling of incoming data during auto-reliable time period

Command

Function

\C0

Data is discarded

\C1

Data is buffered

LOCK SERIAL PORT

Type:

Configuration

Format:

AT [cmds] \Jn [cmds]

Description:

Sets operation of serial port speed

Command

Function

\J0

Serial speed locked

\J1

Serial speed follows connect speed

\J2

Enable 230.4Kbps serial speed

\J3

Disable 230.4Kbps serial speed

BREAK TYPE

Type:

Configuration

Format:

AT [cmds] \Kn [cmds]

Description:

Configures action of break signal

Command

Function

\K1

Break signals empty data buffers

\K3

Expedite break signals

\K5

Sequence break signals with data

V.42 FAST DETECT

Type:

Configuration

Format:

AT [cmds] \Mn [cmds]

Description:

Controls the V.42 fast detect data sequence

Command

Function

\M0

V.42 fast detect data sequence disabled

\M1

V.42 fast detect data sequence enabled

CONNECT MODE

Type:

Configuration

Format:

AT [cmds] \Nn [cmds]

Description:

Controls the type of connection the modem will operate in

Command

Function

\N0

Normal mode enabled

\N1

Direct mode enabled

\N2

MNP mode

\N3

MNP with normal fallback

\N4

LAPM only

\N5

LAPM with normal fallback

\N6

LAPM with MNP fallback

\N7

LAPM with MNP and normal fallback

FLOW CONTROL TYPE

Type:

Configuration

Format:

AT [cmds] \Qn [cmds]

Description:

Sets type of flow control used by modem

Command

Function

\Q0

Flow control disabled

\Q1

Bidirectional XON/XOFF flow control enabled

\Q2

CTS flow control by DCE enabled

\Q3

Bidirectional RTS/CTS flow control enabled

RING INDICATE

Type:

Configuration

Format:

AT [cmds] \Rn [cmds]

Description:

Controls the ring indicator

Command

Function

\R0

LED AA blinks for ring and remains on during the call

\R1

LED AA blinks for ring and turns off when call is answered

INACTIVITY TIMER

Type:

Configuration

Format:

AT [cmds] \Tn [cmds]

Range:

1-255

Unit:

1 second

Description:

Sets the length of time that the modem does not receive information before it disconnects.

EXTENDED RESULT CODES

Type:

Configuration

Format:

AT [cmds] \Vn [cmds]

Description:

Selects extended result codes

Command

Function

\V0

Connect message shows computer speed

\V1

Connect message shows computer speed/protocol

\V2

Connect message shows modem speed

\V3

Connect message shows speed/protocol

\V4

Connect message shows modem speed/modulation/protocol

SPEED SELECTION

Type:

Configuration

Format:

AT [cmds] %Bn [cmds]

Description:

Selects the maximum connect speed

Command

Function

%B0

Use computer speed

%B1

300bps

%B2

1200bps

%B3

2400bps

%B4

4800bps

%B5

9600bps uncoded

%B6

9600bps

%B7

7200bps

%B8

12000bps

%B9

14400bps

%B10

600bps