IPTools.net.ua

Card Type

Modem/Fax card

Chip Set

Unidentified

I/O Options

Line out, line in, serial port, power jack

Maximum Modem Rate

33.6Kbps (56Kbps with x2 software upgrade)

Maximum Fax Rate

14.4Kbps

Data Modulation Protocol

ITU-T V34, V.32bis, V.32, V.22bis, V.23, V.22, V.21

Fax Modulation Protocol

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

Error Correction/Compression

MNP5, V.42, V.42bis

Fax Class

Class I & II

Data Bus

External

CONNECTIONS

Function

Label

Function

Label

Line in

CN1

Power jack

CN4

Phone out

CN2

Power switch

SW1

Serial port

CN3

USER CONFIGURABLE SETTINGS

Function

Label

Position

í DTR override disabled

SW2/1

Off

DTR override enabled

SW2/1

On

í Verbal/numeric result codes disabled

SW2/2

Off

Verbal/numeric result codes enabled

SW2/2

On

í Result code display enabled

SW2/3

On

Result code display disabled

SW2/3

Off

í Command mode local echo suppression disabled

SW2/4

Off

Command mode local echo suppression enabled

SW2/4

On

í Auto answer suppression enabled

SW2/5

On

Auto-answer suppression disabled

SW2/5

Off

í Carrier detect override disabled

SW2/6

Off

Carrier detect override enabled

SW2/6

On

í Power-on and ATZ reset software defaults disabled

SW2/7

Off

Power-on and ATZ reset software defaults enabled

SW2/7

On

í AT command set recognition enabled

SW2/8

On

AT command set recognition disabled

SW2/8

Off

DIAGNOSTIC LED(S)

LED

Color

Status

Condition

AA

On

Auto-answer mode enabled

AA

Unidentified

Off

Modem is originating a call

AA

Unidentified

Blinking

Incoming call is detected

CD

Unidentified

On

Carrier signal detected or CD override is on

CD

Unidentified

Off

Carrier signal not detected

RD

Unidentified

Blinking

Modem is receiving data

RD

Unidentified

Off

Modem is not receiving data

SD

Unidentified

Blinking

Modem transmitting data

SD

Unidentified

Off

Modem not transmitting data

TR

Unidentified

On

Modem is receiving DTR signal/DTR override is on

TR

Unidentified

Off

Modem is not receiving DTR signal

CS

Unidentified

On

CTS signal is high

CS

Unidentified

Off

CTS signal is low

ARQ/FAX

Unidentified

On

Modem has established error control, or modem is in fax mode

ARQ/FAX

Unidentified

Off

ARQ is disabled, modem is not in fax mode

SUPPORTED COMMAND SET

Basic AT Commands

AT, +++, A/, A>

A, B, E, F, H, M, O, P, T, V

&G, &T, &W, &Z

S Registers

S0, S1, S2, S3, S4, S5, S6, S7, S8, S9, S10, S11, S12, S18, S25, S38

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

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"WXY"

Optional method of denoting telephone numbers. Letters enclosed in quotes are interpreted as numbers according to the system found on a telephone keypad.

D*

The star digit (touch tone only)

D#

The gate digit (touch tone only)

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/

Delays 125 ms. Before proceeding with dial string

D^

Calling tone enable/disable for current call only

D;

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

D&

Waiting for AT&T "bong" tone

REPORT INFORMATION

Type:

Immediate

Format:

AT [cmds] In [cmds]

Description:

Displays information requested

Command

Function

I0

Reports four digit product code

I1

Reports firmware checksum

I2

Reports RAM checksum

I3

Reports ID string

I4

Reports current modem settings

I5

Reports NVRAM settings

I6

Reports data connection information

I7

Reports manufacturer and model information

RESULT CODES

Type:

Configuration

Format:

AT [cmds] Qn [cmds]

Description:

Enables modem to send result codes to the DTE

Command

Function

íQ0

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, 155 enabled.

X1

Busy and dial tone detection disabled; result codes 0 - 5, 10, 13 - 155 enabled.

X2

Busy tone detection disabled, dial tone detection enabled; result codes 0 - 6, 10 13 - 155 enabled.

X3

Busy tone detection enabled, dial tone detection disabled; result codes 0 - 5, 7, 8, 10, 13-155 enabled.

X4

Busy and dial tone detection enabled; result codes 0 - 8, 10-155 enabled.

LONG SPACE DISCONNECT

Type:

Configuration

Format:

AT [cmds] Yn [cmds]

Description:

Commands disconnection configuration

Command

Function

Y0

Profile 0 in NVRAM

Y1

Profile 1 in NVRAM

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 to profile selected by Y

Z1

Restore setting NVRAM profile 0

Z2

Restore setting NVRAM profile 1

Z3

Restores setting to factory default profile 0

Z4

Restores setting to factory default profile 1

Z5

Restores setting to factory default profile 2

AUTO-ANSWER - ORIGINATE/ANSWER

Type:

Configuration

Format:

AT [cmds] &An [cmds]

Description:

Enables or disables additional result code subsets

Command

Function

&A0

ARQ result codes disabled

í &A1

ARQ result codes enabled

&A2

V.32 modulation indicator added

&A3

Protocol indicators added

SERIAL PORT RATE

Type:

Configuration

Format:

AT [cmds] &Bn [cmds]

Description:

Manages the serial port rate

Command

Function

í &B0

Variable, follows connection rate

&B1

Fixed serial port rate

&B2

Fixed in ARQ mode, variable in non-ARQ mode

DATA CARRIER DETECT (DCD)

Type:

Configuration

Format:

AT [cmds] &Cn [cmds]

Description:

Selects whether the DCD option is enabled or disabled

Command

Function

&C0

DCD override enabled

&C1

DCD enabled after carrier signal detected

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

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

Generic template

&F1

Factory configuration1; hardware flow control template

&F2

Factory configuration 2; software flow control template

TRANSMIT DATA FLOW CONTROL

Type:

Configuration

Format:

AT [cmds] &Hn [cmds]

Description:

Enables TD flow control options

Command

Function

í &H0

Flow control disabled

&H1

CTS flow control enabled

&H2

Software flow control enabled

&H3

Hardware and software flow control enabled

RECEIVE DATA FLOW CONTROL

Type:

Configuration

Format:

AT [cmds] &In [cmds]

Description:

Enables RD flow control options

Command

Function

í&I0

Software flow control disabled

&I1

XON/XOFF signals to modem and remote system. Responds to S22, S23.

&I2

XON/XOFF signals only to modem. Responds to S22, S23.

FLOW CONTROL

Type:

Configuration

Format:

AT [cmds] &Kn [cmds]

Description:

Enables/disables flow control

Command

Line Type

&K0

Flow control disabled

&K1

Hardware, RTS/CTS flow control enabled

&K2

Software, XON/XOFF flow control enabled

í &K3

Transparent software, XON/XOFF flow control enabled

ERROR CONTROL

Type:

Configuration

Format:

AT [cmds] &Mn [cmds]

Description:

Sets error control for connections at 1200bps and higher

Command

Mode

&M0

Error control disabled

í &M4

Normal/ARQ mode.

&M5

ARQ mode

CONNECTION SPEED UPPER LIMIT

Type:

Configuration

Format:

AT [cmds] &Nn [cmds]

Description:

Sets required connection speed if &U is set to 0; otherwise, sets fastest allowed connection speed.

Command

Function

&N0

No maximum connect speed.

&N1

Set maximum connect speed to 300bps.

&N2

Set maximum connect speed to 1200bps.

&N3

Set maximum connect speed to 2400bps.

&N4

Set maximum connect speed to 4800bps.

&N5

Set maximum connect speed to 7200bps.

&N6

Set maximum connect speed to 9600bps.

&N7

Set maximum connect speed to 12Kbps.

&N8

Set maximum connect speed to 14.4Kbps.

&N9

Set maximum connect speed to 16.8Kbps.

&N10

Set maximum connect speed to 19.2Kbps.

&N11

Set maximum connect speed to 21.6Kbps.

&N12

Set maximum connect speed to 24Kbps.

&N13

Set maximum connect speed to 26.4Kbps.

&N14

Set maximum connect speed to 28.8Kbps.

&N15

Set maximum connect speed to 31.2Kbps.

&N16

Set maximum connect speed to 33.6Kbps.

PULSE DIALING RATIO

Type:

Configuration

Format:

AT [cmds] &Pn [cmds]

Description:

Selects pulse dial make/break ratio

Command

Function

&P0

39/61ms at 10pps (North America)

&P1

33/67ms at 10pps (Europe)

RTS

Type:

Configuration

Format:

AT [cmds] &Rn [cmds]

Description:

Selects RTS/CTS options

Command

Function

í &R1

RTS ignored

&R2

Received data to computer only on RTS

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

CONNECTION SPEED LOWER LIMIT

Type:

Configuration

Format:

AT [cmds] &Un [cmds]

Description:

Sets slowest allowed connection speed if &N is set to 1 or higher.

Command

Function

&U0

No minimum connect speed.

&U1

Set minimum connect speed to 300bps.

&U2

Set minimum connect speed to 1200bps.

&U3

Set minimum connect speed to 2400bps.

&U4

Set minimum connect speed to 4800bps.

&U5

Set minimum connect speed to 7200bps.

&U6

Set minimum connect speed to 9600bps.

&U7

Set minimum connect speed to 12Kbps.

&U8

Set minimum connect speed to 14.4Kbps.

&U9

Set minimum connect speed to 16.8Kbps.

&U10

Set minimum connect speed to 19.2Kbps.

&U11

Set minimum connect speed to 21.6Kbps.

&U12

Set minimum connect speed to 24Kbps.

&U13

Set minimum connect speed to 26.4Kbps.

&U14

Set minimum connect speed to 28.8Kbps.

&U15

Set minimum connect speed to 31.2Kbps.

&U16

Set minimum connect speed to 33.6Kbps.

BREAK HANDLING

Type:

Configuration

Format:

AT [cmds] &Yn [cmds]

Description:

Sets destructive/nondestructive break handling

Command

Function

&Y0

Destructive, doesn�t send break

&Y1

Destructive, expedited

&Y2

Nondestructive, expedited

BIT-MAPPED REGISTER S13

Format:

AT [cmds] S13=n [cmds]

Range:

0-174

Unit:

Bit-mapped

Description:

Controls reset, dial mode

Bit

Value

Function

0

1

Resets when DTR drops

1

1

Resets non-MNP transmit buffer from 1.5K to 128bytes

2

1

Sets backspace key to delete

3

1

On DTR signal, auto dials number stared at NVRAM position 0

4

0

1

At power on/reset, auto dials number stared at NVRAM position 0

5

1

Disables V.31bis ASL mode

6

0

1

Disables quick retrains

7

0 1

Disconnect on escape code

BIT-MAPPED REGISTER S15

Format:

AT [cmds] S15=n [cmds]

Unit:

Bit-mapped

Description:

Disable/Enable MNP

Bit

Value

Function

0

1

Disable ARQ/MNP for V.22

1

1

Disable ARQ/MNP for V.22bis

2

1

Enable ARQ/MNP for V.32/V.32bis/V.32terbo

3

1

Disable MNP handshake

4

0

1

Disable MNP level 4

5

1

Disable MNP level 3

6

0

1

MNP incompatibility

7

0 1

Disable V.42 operation

TEST MODES

Type:

Register

Format:

AT [cmds] S16=n [cmds]

Unit:

Bit-mapped

Description:

Controls touch tone dialing test.

Bit

Value

Function

0

0

Reserved

1

1

Touch tone dialing test in progress

2

1

Test pattern generation in progress

3-7

0

Reserved

INACTIVITY TIMER

Type:

Register

Format

AT [cmds] S19=n [cmds]

Unit:

10 seconds

Description:

Maximum duration of DTE and DCE inactivity allowed prior to initiating hang-up process.

BREAK LENGTH

Type:

Register

Format

AT [cmds] S21=n [cmds]

Unit:

10ms

Description:

Sets duration of breaks sent from the modem to the computer

FLOW CONTROL CHARACTER - XON

Type:

Register

Format:

AT [cmds] S22=n [cmds]

Range:

0-255

Unit:

ASCII

Description:

Sets the character used to represent XON

FLOW CONTROL CHARACTER - XOFF

Type:

Register

Format:

AT [cmds] S23=n [cmds]

Range:

0-255

Unit:

ASCII

Description:

Sets the character used to represent XOFF

BIT-MAPPED REGISTER S27

Format

AT [cmds] S27=n [cmds]

Range:

0-255

Unit:

Bit-mapped

Description:

Enables/disables modulation protocols

Bit

Value

Function

0

1

Enable ITU-T modulation at 300bps for overseas calls: in V.21 mode, the modem answers both overseas and domestic calls, but only originates V.21 calls

1

1

Enable unencoded modulation in V.32 mode

2

1

Disable V.32 modulation

3

1

Disable 2100Hz answer tone

4

0

1

Enable V.23 fallback mode

5

1

Disable V.32bis mode

6

0

Reserved

7

0 1

Disable codes and enters software compatibility mode

CONNECTION TIME

Type:

Register

Format

AT [cmds] S28=n [cmds]

Unit:

.1 second

Description:

Sets V.32 duration

Command

Function

S28=0

Eliminates the V.32 answer tone for a faster connection

S28=8

Times are in .1 second

S28=255

Disable connections except V.32 at 9600bps

FALLBACK TIMER

Type:

Register

Format

AT [cmds] S29=n [cmds]

Range:

0-255

Unit:

.01 second

Description:

Sets the duration of the V.21 answer mode fallback timer

BIT-MAPPED REGISTER S32

Format:

AT [cmds] S32=n [cmds]

Range:

0-255

Description:

Select setup for 28.8 and higher speed modems

Bit

Value

Function

0

1

Enable V.8 call indicate

1

1

Enable V.8 mode

2

1

Disable V.FC modulation

3

1

Disable V.34 modulation

4

1

Disable V.34+ modulation

5-7

0

Reserved

BIT-MAPPED REGISTER S33

Format:

AT [cmds] S33=n [cmds]

Range:

0-255

Description:

Disable/enable data rates

Bit

Value

Function

0

1

Disable 2400 symbol rate

1

1

Disable 2743 symbol rate

2

1

Disable 2800 symbol rate

3

1

Disable 3000 symbol rate

4

1

Disable 3200 symbol rate

5

0

1

Disable 3429 symbol rate

6

0

Reserved

7

1

Disable shaping

BIT-MAPPED REGISTER S34

Format:

AT [cmds] S34=n [cmds]

Range:

0-255

Description:

Disable/enable trellis encoding

Bit

Value

Function

0

1

Disable 8S-2D trellis encoding

1

1

Disable 16S-4D trellis encoding

2

1

Disable 32S-2D trellis encoding

3

1

Disable 64S-4D trellis encoding

4

0

Reserved

5

0

1

Disable TX level deviation

6

1

Disable pre-emphasis

7

1

Disable pre-coding

BIT-MAPPED REGISTER S41

Format:

AT [cmds] S41=n [cmds]

Range:

0-255

Description:

Enable/disable distinctive ring

Bit

Value

Function

0

1

Enable distinctive ring

1-7

0

Reserved