IPTools.net.ua

Card Type

Modem (asynchronous)

Chipset

Unidentified

Maximum Data Rate

14.4Kbps

Maximum Fax Rate

14.4Kbps

Data Modulation

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

Fax Modulation

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

Error Correction/Compression

MNP5, MNP10, V.42, V.42bis

Fax Class

Class II

Data Bus

PCMCIA Type II

SUPPORTED STANDARD COMMANDS

Basic AT Commands

+++, �comma�, A/

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

&C, &D, &F, &G, &J, &L, &P, &R, &S, &T, &W, &Y, &Z

Extended AT Commands

\A, \B, \C, \G, \J, \N, \V, \Y, \Z

%A, %C, %L

Special AT Commands

*H, )M, @M

S-Registers

S0, S1, S2, S3, S4, S5, S6, S7, S8, S9, S10, S11, S12, S14, S16, S18, S21, S22, S23, S24, S25, S26

S27, S28, S36, S38

AUTO-REDIAL

Type:

Register

Format:

AT [cmds] S41=n [cmds]

Default:

0

Range:

0 - 10

Unit:

1 retry

Description:

Sets the number of times the modem will automatically redial a call that failed to connect.

AUTO-RELIABLE FALLBACK CHARACTER

Type:

Configuration

Format:

AT [cmds] S46=n [cmds]

Default:

13

Range:

0 - 127

Unit:

1 ASCII character

Description:

Sets the character used as the auto-reliable fallback character.

AUTO-RELIABLE FALLBACK CHARACTER ENABLE

Type:

Configuration

Format:

AT [cmds] &Nn [cmds]

Description:

Enables or disables the auto-reliable fallback character.

Command

Function

&N0

Auto-reliable fallback character disabled.

í &N1

Auto-reliable fallback character enabled.

AUTO-RELIABLE TIME BUFFER CONFIGURATION

Type:

Configuration

Format:

AT [cmds] &On [cmds]

Description:

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

Command

Function

&O0

Data is discarded.

í &O1

Date is sent to DTE.

AUTO-RETRAIN

Type:

Configuration

Format:

AT [cmds] &En [cmds]

Description:

Controls auto-retrain mode.

Command

Function

&E0

Auto-retrain disabled.

í &E1

Auto-retrain enabled.

ANSWER/ORIGINATE DETECTION PATTERNS

Type:

Configuration

Format:

AT [cmds] &An [cmds]

Description:

Selects whether the modem will use answer and originate detection patterns in originate mode.

Command

Function

&A0

Answer and originate detection patterns disabled in originate mode.

í &A1

Answer and originate detection patterns enabled in originate mode.

BIT-MAPPED REGISTER S39

Format:

AT [cmds] S39=n [cmds]

Default:

0

Range:

0 - 187

Description:

Controls power-up profile, local serial port speed, break type, and auto-retrain.

Bit

Value

Function

1, 0

í 00

11

Restore profile 3 on power-up.

2

0

Not used.

3

í 0

1

Local serial port speed fixed at 115.2Kbps.

5, 4

í 00

10

Break sent to remote modem and buffers cleared.

6

0

Not used.

7

í 0

1

Auto-retrain disabled.

BIT-MAPPED REGISTER S49

Format:

AT [cmds] S49=n [cmds]

Default:

Unidentified

Range:

0 - 148

Description:

Controls flow control type and the compromise equalizer.

Bit

Value

Function

4 - 0

í 00011

10100

Internal local XON/XOFF flow control enabled.

6, 5

00

Not used.

7

1

Compromise equalizer disabled.

BREAK TYPE

Type:

Configuration

Format:

AT [cmds] &In [cmds]

Description:

Configures action of break signal.

Command

Function

&I0

Break sent with transmitted data.

&I1

Break sent to remote modem immediately.

&I2

Break sent to remote modem and buffers cleared.

BREAK TYPE

Type:

Configuration

Format:

AT [cmds] \Kn [cmds]

Description:

Configures action of break signal.

Command

Function

\K1

Break sent to remote modem and buffers cleared.

\K3

Break sent to remote modem immediately.

\K5

Break sent with transmitted data.

COMMUNICATIONS MODE

Type:

Configuration

Format:

AT [cmds] &Qn [cmds]

Description:

Selects the communications mode the modem will use.

Command

Function

&Q0

Modem will operate in asynchronous mode.

&Q4

Modem will operate in direct mode.

&Q5

Modem will use MNP reliable in asynchronous mode.

í &Q6

Modem will use V.42 auto-reliable asynchronous mode.

&Q7

Modem will use V.42 reliable asynchronous mode.

COMPRESSION

Type:

Configuration

Format:

AT [cmds] &Un [cmds]

Description:

Selects whether the modem will use data compression.

Command

Function

&U0

Data compression disabled.

í &U1

Data compression enabled.

COMPRESSION/ERROR CORRECTION TYPE

Type:

Register

Format:

AT [cmds] S44=n [cmds]

Description:

Returns a value indicating the type of error correction and compression in use for the last connection.

Value

Meaning

0

Last connection used no error correction.

2

Last connection used MNP2 error correction.

3

Last connection used MNP3 error correction.

4

Last connection used MNP4 error correction.

5

Last connection used MNP5 compression.

6

Last connection used V.42 error correction.

7

Last connection used V.42bis compression.

CONNECTION TYPE

Type:

Register

Format:

AT [cmds] S43? [cmds]

Description:

Returns a value indicating the type and speed of the last connection.

Value

Meaning

0

Last connection was at 300bps with no error-correction.

1

Last connection was at 1200bps with no error-correction.

2

Last connection was at 2400bps with no error-correction.

3

Last connection was at 1200bps in MNP mode.

4

Last connection was at 2400bps in MNP mode.

5

Last connection was at 1200bps in V.42 mode.

6

Last connection was at 2400bps in V.42 mode.

7

Last connection was at 4800bps with no error-correction.

8

Last connection was at 4800bps in MNP mode.

9

Last connection was at 4800bps in V.42 mode.

10

Last connection was at 9600bps with no error-correction.

11

Last connection was at 9600bps in MNP mode.

12

Last connection was at 9600bps in V.42 mode.

13

Last connection was at 300bps in MNP mode.

14

Last connection was at 300bps in V.42 mode.

15

Last connection was at 7200bps with no error-correction.

16

Last connection was at 7200bps in MNP mode.

17

Last connection was at 7200bps in V.42 mode.

18

Last connection was at 12Kbps with no error-correction.

19

Last connection was at 12Kbps in MNP mode.

20

Last connection was at 12Kbps in V.42 mode.

21

Last connection was at 14.4Kbps with no error-correction.

22

Last connection was at 14.4Kbps in MNP mode.

23

Last connection was at 14.4Kbps in V.42 mode.

CONNECTION FAILURE CODES

Type:

Register

Format

AT [cmds] S45? [cmds]

Description:

Returns a value which indicate the cause of a connection failure.

Value

Meaning

0

Carrier signal lost.

1

User interrupted the connection.

2

Train sequence failed.

3

Retrain sequence failed.

4

Inactivity timer time limit reached.

5

Long Space Disconnect time limit reached.

6

Remote modem failed to respond to feature negotiation.

DIAL

Type:

Immediate

Format:

AT [cmds] D<#> [cmds]

Description:

Dials the telephone number indicated according to any modifiers included in the string.

Command

Function

DJ

MNP10 link will be negotiated at 1200bps for this call.

DK

MNP10 power level adjustment enabled for this call.

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.

DW

Dialing resumed following dial tone detection.

D,

Dialing paused for amount of time specified in S8 register.

D/

Dialing paused for 1/8 second.

D!

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

D@

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.

D;

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

DISCONNECT BUFFER DELAY

Type:

Configuration

Format

AT [cmds] %Dn [cmds]

Default:

20

Range:

0-255

Unit:

.1 second

Description:

Sets maximum duration allowed during buffered data calls for modem to perform clearing functions after losing carrier-signal or receiving a clear call signal from the remote modem and before initiating hang-up process. A value of 0 causes the modem to hang up without waiting.

DISPLAY INFORMATION

Type:

Immediate

Format:

AT [cmds] In [cmds]

Description:

Displays information requested about the modem.

Command

Function

I0

Displays product identification code.

I1

Displays ROM checksum.

I2

Tests and reports ROM checksum.

I3

Displays firmware revision.

I4

Displays ASCII test string.

I5

Displays chipset revision.

DISPLAY STORED PROFILES

Type:

Immediate

Format:

AT [cmds] \Sn [cmds]

Description:

Displays the requested stored information.

Command

Function

\S0

Displays stored profiles 0 and 1, and stored numbers 0 - 2.

\S1

Displays stored profiles 2 and 3, and stored numbers 0 - 3.

DISPLAY STORED PROFILES

Type:

Immediate

Format:

AT [cmds] &Vn [cmds]

Description:

Displays the requested stored information.

Command

Function

&V0

Displays stored profiles 0 and 1, and stored numbers 0 - 2.

&V1

Displays stored profiles 2 and 3, and stored numbers 0 - 3.

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.

&K8

Unidirectional transparent XON/XOFF flow control enabled.

&K12

Local transparent XON/XOFF flow control enabled.

&K16

Internal XON/XOFF flow control enabled.

&K20

Internal local XON/XOFF flow control enabled.

FLOW CONTROL CHARACTER - XON

Type:

Register

Format:

AT [cmds] S47=n [cmds]

Default:

17

Range:

0-255

Unit:

1 ASCII character

Description:

Sets the character used to represent XON.

FLOW CONTROL CHARACTER - XOFF

Type:

Register

Format:

AT [cmds] S48=n [cmds]

Default:

10

Range:

0-255

Unit:

1 ASCII character

Description:

Sets the character used to represent XOFF.

INACTIVITY TIMER

Type:

Register

Format:

AT [cmds] S40=n [cmds]

Default:

0

Range:

0 - 255

Unit:

1 minute

Description:

Sets the length of time that the modem does not receive information before it disconnects; S40=0 will disable.

LINE SPEED

Type:

Register

Format

AT [cmds] S37=n [cmds]

Description:

Sets the maximum allowable data exchange rate attempted during handshaking process.

Command

Function

í S37=0

Speed of last connection

S37=3

Set speed to 300bps.

S37=5

Set speed to 1200bps.

S37=6

Set speed to 2400bps.

S37=7

Set speed to 4800bps.

S37=9

Set speed to 9600bps.

S37=10

Set speed to 9600bps.

S37=11

Set speed to 300bps.

S37=15

Set speed to 4800bps.

S37=16

Set speed to 7200bps.

S37=17

Set speed to 9600bps.

S37=18

Set speed to 12Kbps.

S37=19

Set speed to 14.4Kbps.

LOCK SERIAL PORT

Type:

Configuration

Format:

AT [cmds] &Bn [cmds]

Description:

Sets operation of serial port speed.

Command

Function

&B0

Serial speed follows connect speed.

í &B1

Serial speed locked.

TRANSMISSION LEVEL ATTENUATION - LEASED LINE

Type

Register

Format

AT [cmds] S35=n [cmds]

Default

9

Range

0 - 15

Unit

-1 dBm

Description

Sets the signal attenuation level for transmission over leased phone lines.

V.32 - COMPROMISE EQUALIZER

Type%

Configuration

Format%

AT [cmds] %En [cmds]

Description%

Controls V.32 compromise equalizer.

Command

Function

%E0

Compromise equalizer disabled.

%E1

Compromise equalizer enabled.