IPTools.net.ua

Card Type

Modem(asynchronous)

Chip Set

Intel

Maximum Data Rate

2400bps

Maximum Fax Rate

9600bps

Data Bus

16 bit ISA

Fax Class

Class I & II

Data Modulation Protocol

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

Fax Modulation Protocol

Unidentified

Error Correction/Compression

MNP5, V.42, V.42bis

CONNECTIONS

Function

Label

Function

Label

Line in

CN1

Unidentified

CN3

Line out

CN2

ACCEPT RELIABLE CONNECTION

Type:

Configuration

Format:

AT [cmds] \U [cmds]

Description:

AUTO-RELIABLE FALLBACK CHARACTER

Type:

Configuration

Format:

AT [cmds] %An [cmds]

Default:

19

Range:

0-127

Unit:

ASCII

Description:

Sets the character used as the auto-reliable fallback character

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

í \CO

Disabled

\C1

Enable 200 character buffer. If 200 characters received without reliable character, establish normal connection

\C2

Auto reliable buffer disabled. Establish normal connection on receipt of escape character

BIT-MAPPED REGISTER S14

Format

AT [cmds] S14=n [cmds]

Default:

138

Range:

0-174

Unit:

Bit-mapped

Description:

Controls echo, result codes, result code display, dial mode, and answer/originate mode

Bit

Value

Function

0

0

Not used

1

0

í 1

Command echo enabled

2

í 0

1

Result codes disabled

3

0

í 1

Display result codes in verbose format

4

0

Not used

5

í 0

1

Pulse dial enabled

6

0

Not used

7

0

í 1

Originate mode enabled

BIT-MAPPED REGISTER S21

Format

AT [cmds] S21=n [cmds]

Default:

48

Range:

0 - 254

Unit:

Bit-mapped

Description:

Controls S23, CTS action, DTR action, DCD action, DSR action and the Long Space Disconnect function.

Bit

Value

Function

0

0

Not used

1

1

Option 2 for bits 1, 2 and 3 of S23 enabled

2

í 0

1

CTS signal forced high

4, 3

01

í 10

11

Modem is initialized on low DTR

5

í 1

DCD signal normal

6

í 0

1

DSR signal normal

7

í 0

1

Long Space Disconnect function enabled

BIT-MAPPED REGISTER S22

Format

AT [cmds] S22=n [cmds]

Default:

118

Range:

0-255

Unit:

Bit-mapped

Description:

Controls speaker, result codes and make/break ratio

Bit

Value

Function

1, 0

00

í 10

11

High level volume

3, 2

00

í 01

10

11

Speaker on during handshake

6, 5, 4

000

100

101

110

í 111

Blind dial, basic and connection speed result codes, busy and dialtone detection enabled

7

í 0

1

Make/Break pulse ration at 33/67

BIT-MAPPED REGISTER S23

Format

AT [cmds] S23=n [cmds]

Default:

Unidentified

Range:

0-191

Unit:

Bit-mapped

Description:

Grants/denies remote digital loopback, controls DTE rate and parity, and sets guard tone

Bit

Value

Function

0

0

í 1

Remote digital loopback accepted

Option 1 (bit 1 of S21 = 0)

3, 2, 1

000

001

010

011

101

110

111

Sets serial port speed to 38.4Kbps

Option 2 (bit 1 of S21 = 1)

3, 2, 1

010

Sets serial port speed to 57.6Kbps

5,4

00

í 01

10

11

Parity mark

7, 6

00

01

í 10

1800Hz guard tone enabled

BIT-MAPPED REGISTER S27

Format

AT [cmds] S27=n [cmds]

Default:

73

Range:

0 - 255

Unit:

Bit-mapped

Description:

Controls communications mode, line type, and protocol type

Bit

Value

Function

0

0

Not used

1

0

Not used

7, 2

í00

01

11

Leased line

3

0

Not used

4

0

Not used

5

0

Not used

6

í 0

1

Select Bell protocols

BREAK SEND

Type

Configuration

Format

AT [cmds] \Bn [cmds]

Default

3

Range

1 -9

Unit

.1 second

Description

Sends break of n

BREAK TYPE

Type:

Configuration

Format:

AT [cmds] \Kn [cmds]

Description:

Configures action of break signal

Command

Break from DTE

Break from DTE while in command mode

Break from remote modem

\K0

Enter command mode, do not send break to remote modem

Buffers cleared and break sent to remote modem

Buffers cleared and break sent to remote modem

\K1

Buffers cleared and break sent to remote modem

Buffers cleared and break sent to remote modem

Buffers cleared and break sent to remote modem

\K2

Enter command mode, do not send break to remote modem

Send break to remote modem immediately

Send break to remote modem immediately

\K3

Send break to remote modem immediately

Send break to remote modem immediately

Send break to remote modem immediately

\K4

Enter command mode, do not send break to remote modem

Send break to remote modem with transmitted data

Send break to remote modem with transmitted data

í \K5

Send break with transmitted data

Send break to remote modem with transmitted data

Send break to remote modem with transmitted data

COMPRESSION

Type:

Configuration

Format:

AT %Cn

Description:

Selects MNP5 data compression

Command

Function

%C0

Data compression disabled

í %C1

Data compression enabled

CONNECT MODE

Type:

Configuration

Format:

AT [cmds] \Nn [cmds]

Description:

Sets connect mode

Command

Function

\N0

Normal mode enabled

\N2

MNP mode enabled

\N3

LAPM mode enabled

í \N4

LAPM mode enabled

FLOW CONTROL

Type:

Configuration

Format:

AT [cmds] \Gn [cmds]

Description:

Selects modem port flow control

Command

Function

í \G0

Flow control disabled

\G1

Flow control enabled

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

í \Q3

Bidirectional CTS/RTS flow control enabled

\Q4

XON/XOFF flow control by DCE enabled

\Q5

CTS flow control by DCE enabled. CTS low until connection established

\Q6

Bidirectional CTS/RTS flow control enabled. CTS low until connection established

INACTIVITY TIMER

Type:

Configuration

Format:

AT [cmds] \Tn [cmds]

Default:

0

Range:

0-90

Unit:

1 minute

Description:

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

LOCK SERIAL PORT

Type:

Configuration

Format:

AT [cmds] \Jn [cmds]

Description:

Sets operation of serial port speed

Command

Function

í \J0

Serial speed locked

\J1

Serial speed follows connect speed

LOOPBACK TESTS

Format

AT [cmds] S16=n [cmds]

Default:

0

Range:

0 - 125

Unit:

Bit-mapped

Description:

Enables loopback tests

Bit

Value

Function

0

í 0

1

Local analog loopback test enabled

1

0

Not used

2

í 0

1

Local digital loopback test enabled

3

í 0

1

Modem is performing remotely requested remote digital loopback test

4

í 0

1

Modem is performing locally requested remote digital loopback test

5

í 0

1

Remote digital loopback with local self-test enabled

6

í 0

1

Local analog loopback with local self-test enabled

MAXIMUM BLOCK SIZE FOR TRANSMISSION

Type:

Configuration

Format:

AT [cmds] \An [cmds]

Description:

Sets the maximum transmittable block size

Command

Function

\A0

MNP block size is 64 characters

\A1

MNP block size is 128 characters

\A2

MNP block size is 192 characters

í \A3

MNP block size is 256 characters

MNP STREAM/BLOCK MODE

Type:

Configuration

Format:

AT [cmds] \Ln [cmds]

Description:

Selects the transfer mode for MNP

Command

Function

í \L0

Stream mode for MNP enabled

\L1

Block mode for MNP enabled

RESULT CODE FORMAT

Type:

Configuration

Format:

AT [cmds] \Vn [cmds]

Description:

Selects format for information-text and result codes

Command

Function

V0

Numeric format enabled

V1

Verbose (word) format enabled

SWITCH TO NORMAL MODE

Type:

Configuration

Format:

AT [cmds] \Z [cmds]

Description:

Switches to normal mode from MNP mode

TEST TIME LIMIT

Type

Configuration

Format

AT [cmds] S18=n [cmds]

Default

0

Range

0 - 255

Unit

1 second

Description

Limits time allowed for diagnostic test

V.42 DETECTION PHASE

Type:

Configuration

Format:

AT [cmds] -Jn [cmds]

Description:

Controls V.42 detection

Command

Function

-J0

V.42 detection disabled

í -J1

V.42 detection enabled

V.42bis COMPRESSION CONTROL

Type:

Configuration

Format:

AT [cmds] "Hn [cmds]

Description:

Controls V.42bis data compression

Command

Function

"H0

V.42bis disabled

"H1

V.42bis when transmitting enabled

"H2

V.42bis when receiving enabled

í "H3

V.42bis when transmitting/receiving enabled

V.42bis MAXIMUM STRING LENGTH

Type:

Configuration

Format:

AT [cmds] "O=n [cmds]

Default:

250

Range:

6 -250

Unit:

Unidentified

Description:

Selects string size for V.42bis compression

XON/XOFF PASS-THROUGH

Type:

Configuration

Format:

AT [cmds] \Xn [cmds]

Description:

Selects whether XON/XOFF signals are sent to remote modem

Command

Function

í \X0

XON/XOFF signals trapped by local modem

\X1

XON/XOFF passed through local modem