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DM-144FCX

D-LINK

DM-144FCX

Card Type

Fax, Modem (synchronous/asynchronous)

Chip Set

Unidentified

Maximum Data Rate

14.4Kbps

Maximum Fax Rate

14.4Kbps

Data Bus

PCMCIA Type II

Fax Class

Class I & II

Data Modulation Protocol

Bell 103/212A

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

Fax Modulation Protocol

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

Error Correction/Compression

MNP5, V.42bis

V1913

Proprietary AT Command Set

ACCEPT RELIABLE MODE

Type:

Immediate

Format:

AT [cmds] \U [cmds]

Description:

Accepts remote modems request for MNP link

AUTO-RETRAIN

Type:

Configuration

Format:

AT [cmds] %En [cmds]

Description:

Selects auto-retrain mode

Command

Function

í %E0

Auto-retrain disabled

%E1

Auto-retrain enabled

BIT-MAPPED REGISTER S14

Format

AT [cmds] S14=n [cmds]

Default:

Read-only

Range:

0-255

Unit:

Bit-mapped

Description:

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

Bit

Value

Function

0

0

1

On-line echo disabled

On-line echo enabled

1

0

1

Command echo disabled

Command echo enabled

2

0

1

Result codes disabled

Result codes enabled

3

0

1

Display result codes in numeric format

Display result codes in verbose format

4

N/A

Not used

5

0

1

Tone dial enabled

Pulse dial enabled

6

0

1

Modem returns result codes normally

Modem returns result codes during originate only

7

0

1

Answer mode enabled

Originate mode enabled

BIT-MAPPED REGISTER S21

Format

AT [cmds] S21=n [cmds]

Default:

Read-only

Range:

0-255

Unit:

Bit-mapped

Description:

Selects jack type, CTS signal, low DTR action, DCD signal, DSR signal, and the long space disconnect function.

Bit

Value

Function

0

0

1

Selects RJ-11, RJ-41S, or RJ45S jack

Selects RJ-12 or RJ-13 jack

1

0

1

User profile 0

User profile 1

2

0

1

CTS follows RTS

CTS forced high

4, 3

00

01

10

11

DTR signal ignored

Modem goes to command mode on low DTR

Modem disconnects on low DTR. Auto-Answer is disabled.

Modem is initialized on low DTR

5

0

1

DCD forced high

DCD normal

6

0

1

DSR forced high

DSR normal

7

0

1

Long space disconnect function disabled

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 volume and speaker settings, result codes, and make/break pulse ratio.

Bit

Value

Function

1, 0

00

01

10

11

Lowest volume setting

Low volume setting

Medium volume setting

Highest volume setting

3, 2

00

01

10

11

Speaker disabled

Speaker enabled until carrier signal detected

Speaker enabled

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

6, 5 ,4

000

100

101

110

111

Busy and dialtone detection disabled, result codes 0-4 enabled.

Busy and dialtone detection disabled, result codes 0-5, 9-19 enabled.

Busy tone detection disabled, dialtone detection enabled, result codes 0-6, 8-19 enabled.

Busy tone detection enabled, dialtone detection disabled, result codes 0-5, 7-19 enabled.

Busy and dialtone detection enabled, result codes 0-19 enabled.

7

0

1

39/61ms at 10pps (North America)

33/67ms at 10pps (Europe)

BIT-MAPPED REGISTER S23

Format

AT [cmds] S23=n [cmds]

Default:

177

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

1

Remote digital loopback denied

Remote digital loopback allowed

3, 2, 1

000

001

010

011

100

101

110

111

Sets serial port speed to 0-300bps

Sets serial port speed to 600bps

Sets serial port speed to 1200bps

Sets serial port speed to 2400bps

Sets serial port speed to 4800bps

Sets serial port speed to 9600bps

Sets serial port speed to 19200bps

Sets serial port speed to 38400bps

5,4

00

01

10

11

Parity even

Not used

Parity odd

No Parity

7, 6

00

01

10

Guard tone disabled

Guard tone 550Hz enabled

Guard tone 1800Hz enabled

BIT-MAPPED REGISTER S27

Format

AT [cmds] S27=n [cmds]

Default:

Read-only

Range:

0-108

Unit:

Bit-mapped

Description:

Selects synchronous/asynchronous mode, line type, clock source, and ITU-T/Bell modes.

Bit

Value

Function

3, 1, 0

000

001

010

011

100

Asynchronous mode, serial port speed follows connect speed.

Asynchronous command mode and synchronous connect mode.

Asynchronous command mode and synchronous connect mode, DTR dialing enabled.

Asynchronous command mode on low DTR, synchronous connect mode on high DTR.

Hayes AutoSync™ mode - serial port locked at 9600bps.

2

0

1

Dial up line

Leased line

5, 4

00

01

10

Internal DTE transmit clock source

External DTE transmit clock source

Slave DTE transmit clock source

6

0

1

ITU-T mode

Bell mode

BIT-MAPPED REGISTER S40

Format

AT [cmds] S40=n [cmds]

Default:

Read-only

Range:

0-247

Unit:

Bit-mapped

Description:

Controls break handling and flow control; selects connect mode and MNP block size.

Bit

Value

Function

1, 0

00

01

10

11

Normal mode enabled

Normal mode enabled

Reliable mode enabled

Auto-reliable mode enabled

4, 3, 2

000

001

010

011

100

101

\K0

\K1

\K2

\K3

\K4

\K5

6, 5

00

01

10

11

MNP block size is 64 characters

MNP block size is 128 characters

MNP block size is 192 characters

MNP block size is 256 characters

7

0

1

Flow control disabled

Flow control enabled

BIT-MAPPED REGISTER S41

Format

AT [cmds] S41=n [cmds]

Default:

Read-only

Range:

0-7

Unit:

Bit-mapped

Description:

Selects compression, auto-retrain, and MNP mode.

Bit

Value

Function

0

0

1

Data compression disabled

Data compression enabled

1

0

1

Auto-retrain disabled

Auto-retrain enabled

2

0

1

Stream mode for MNP

Block mode for MNP

BREAK SEND

Type:

Configuration

Format:

AT [cmds] \Bn [cmds]

Default:

3

Range:

1-9

Unit:

.1 second

Description:

Sends break to modem

BREAK TYPE

Type:

Configuration

Format:

AT [cmds] \Kn [cmds]

Description:

Configures action of break signal

Command

Function

\K0

Buffers cleared and break sent to DTE

\K1

Buffers cleared and break sent to DTE

\K2

Send break to DTE immediately

\K3

Send break to DTE immediately

\K4

Send break with transmitted data

í \K5

Send break with transmitted data

COMPRESSION

Type:

Configuration

Format:

AT [cmds] %Cn [cmds]

Description:

Selects 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

\N1

Normal mode enabled

\N2

Reliable mode enabled

í \N3

Auto-reliable 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

INACTIVITY TIMER

Type:

Configuration

Format:

AT [cmds] \Tn [cmds]

Default:

0

Range:

0-42

Unit:

1 minute

Description:

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

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

í \A2

MNP block size is 192 characters

\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

ORIGINATE IN RELIABLE MODE

Type:

Immediate

Format:

AT [cmds] \O [cmds]

Description:

Force an MNP connection regardless of answer or originate mode

SWITCH TO NORMAL MODE

Type:

Configuration

Format:

AT [cmds] \Z [cmds]

Description:

Switches to normal mode from reliable link

SWITCH TO RELIABLE MODE

Type:

Immediate

Format:

AT [cmds] \Y [cmds]

Description:

Initiates reliable link

REPORT LINE SIGNAL LEVEL

Type:

Immediate

Format:

AT [cmds] %L [cmds]

Description:

Returns received line signal level

REPORT LINE SIGNAL QUALITY

Type:

Immediate

Format:

AT [cmds] %Q [cmds]

Description:

Returns line signal quality

RESET V.42bis DICTIONARY

Type:

Immediate

Format:

AT [cmds] %P [cmds]

Description:

Clears the V.42bis dictionary

TEST MODES

Format

AT [cmds] S16=n [cmds]

Default:

0

Range:

0-125

Unit:

Bit-mapped

Description:

Controls loopback tests, analog, digital, remote digital, and self tests.

Bit

Value

Function

0

í 0

1

Local analog loopback not in progress

Local analog loopback in progress

1

í 0

Not used

2

í 0

1

Local digital loopback not in progress

Local digital loopback in progress

3

í 0

1

Modem not in remote digital loopback

Remote digital loopback in progress

4

í 0

1

Remote digital loopback not requested

Remote digital loopback requested

5

í 0

1

Remote digital loopback w/ self-test not in progress

Remote digital loopback w/ self-test in progress

6

í 0

1

Local analog loopback w/ self-test not in progress

Local analog loopback w/ self-test in progress

TRANSMIT LEVEL

Type:

Register

Format:

AT [cmds] S91=n [cmds]

Default:

Unidentified

Range:

0-15

Unit:

-1dBm

Description:

Controls transmit level

V.42bis COMPRESSION CONTROL

Type:

Configuration

Format:

AT [cmds] %Mn [cmds]

Description:

Controls V.42bis data compression

Command

Function

%M0

V.42bis disabled

%M1

V.42bis when transmitting enabled

%M2

V.42bis when receiving enabled

í %M3

V.42bis when transmitting/receiving enabled

V.42bis DICTIONARY SIZE

Type:

Configuration

Format:

AT [cmds] %Dn [cmds]

Description:

Selects V.42bis dictionary size

Command

Function

0

512 bytes

1

1024 bytes

í 2

2048 bytes

3

4096 bytes

V.42bis MAXIMUM STRING LENGTH

Type:

Configuration

Format:

AT [cmds] %Sn [cmds]

Default:

32

Range:

6-250

Unit:

Characters

Description:

Selects string size for V.42bis compression