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DFV3400

TDK ELECTRONICS CORPORATION

DFV3400

Card Type

Fax, Modem (asynchronous), Voice

Chip Set

Unidentified

I/O Options

Speakerphone, Voice-mail

Maximum Data Rate

28.8Kbps

Maximum Fax Rate

14.4Kbps

Data Bus

PCMCIA Type II

Fax Class

Class I & II

Data Modulation Protocol

Bell 103J/212A

ITU-T V.21, V.22, V.22bis, V.23, V.32, V.32bis, V.34

Rockwell V.FC

Fax Modulation Protocol

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

Error Correction/Compression

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

V1939

Proprietary AT Command Set

AUTO-RETRAIN - AUTO-FALLBACK/FALL-FORWARD

Type:

Configuration

Format:

AT [cmds] %En [cmds]

Description:

Controls auto-retrain mode and fallback/fall-forward

Command

Function

%E0

Auto-retrain disabled

%E1

Auto-retrain enabled

í %E2

Auto-fallback/fall-forward enabled

BLACK-LISTED NUMBERS

Type:

Immediate

Format:

AT [cmds] *B [cmds]

Description:

Displays a list of black-listed numbers from the modem; the modem is unable to dial numbers on this list until its power has been cycled.

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

Break from DTE

Normal mode

Receive \B

Break received from remote modem

\K0

Online command mode enabled, no break sent

Buffers cleared and break sent to remote modem

Buffers cleared, break sent to DTE

\K1

Buffers cleared and break sent to remote modem

Buffers cleared and break sent to remote modem

Buffers cleared, break sent to DTE

\K2

Online command mode enabled, no break sent

Send break to remote modem immediately

Break sent immediately to DTE

\K3

Send break to remote modem immediately

Send break to remote modem immediately

Break sent immediately to DTE

\K4

Online command mode enabled, no break sent

Send break with transmitted data

Break sent with received data to the DTE

í \K5

Send break with transmitted data

Send break with transmitted data

Break sent with received data to the DTE

CALLER ID

Type:

Configuration

Format:

AT [cmds] #CID=n [cmds]

Description:

Controls the Caller ID function

Command

Function

#CID=0

Caller ID disabled

#CID=1

Caller ID displays formatted data

#CID=2

Caller ID displays raw hexadecimal data

CHARACTER PACING

Type:

Configuration

Format:

AT [cmds] *TJn [cmds]

Description:

Turns off character pacing; this overrides *TR. The modem will run at maximum speed.

Command

Function

*TJ0

Transmit and receive character pacing disabled

*TJ3

Transmit and receive character pacing enabled

COMPRESSION

Type:

Configuration

Format:

AT [cmds] %Cn [cmds]

Description:

Selects data compression

Command

Function

%C0

Data compression disabled

%C1

MNP5 enabled

%C2

V.42bis enabled

í %C3

MNP5 and V.42bis 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

Reliable mode enabled

\N3

Auto-reliable mode enabled

\N4

V.42 reliable mode enabled

\N5

MNP reliable mode enabled

COUNTRY CODE

Type:

Configuration

Format:

AT [cmds] *NCn [cmds]

Description:

Sets country code

Command

Function

Command

Function

*NC40

Australia

*NC09

Luxembourg

*NC01

Austria

*NC21

Mexico

*NC02

Belgium

*NC10

Netherlands

*NC27

Bulgaria

*NC48

New Zealand

*NC20

Canada

*NC11

Norway

*NC19

Czech Republic

*NC24

Poland

*NC03

Denmark

*NC12

Portugal

*NC04

Finland

*NC25

Russia

*NC05

France

*NC47

Singapore

*NC06

Germany

*NC26

Slovak Republic

*NC17

Greece

*NC13

Spain

*NC23

Hungary

*NC14

Sweden

*NC07

Ireland

*NC15

Switzerland

*NC18

Israel

*NC16

United Kingdom

*NC08

Italy

*NC22

United States

*NC43

Japan

   

DELAYED NUMBERS

Type:

Immediate

Format:

AT [cmds] *D [cmds]

Description:

Displays a list of delayed numbers from the modem. This is a list of numbers that the modem attempted to call and failed, and is not allowed to call again until a set amount of time has elapsed.

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

J

Link will be negotiated at 1200bps

K

Power level adjustment during MNP 10 link negotiation enabled

L

Re-dial last number

P

Pulse dialing enabled

T

Tone dialing enabled

R

Not used

S=n

Dial stored telephone number (n=0-3)

!

Flash function initiated. Modem commanded to go off-hook for specified time before returning on-hook. S29 controls the time.

W

Dialing resumed following dial tone detection. S7 is used for U.S., S6 for Global class.

@

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.

&

Wait for prompt tone detection function enabled. Waits for prompt tone for amount of time specified by the S7 command.

,

Dialing paused for amount of time specified in S8 register

;

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

^

Calling tone enabled/disabled for this call only

( ) - <space>

May be used to format dial string; otherwise they are ignored.

>

Enabled by country specific parameters, modem generates grounding pulse to EARTH relay output.

DOWNLOAD - FLASH MEMORY

Type:

Immediate

Format:

AT [cmds] **n [cmds]

Description:

Sets speed that downloads are sent to flash memory

Command

Function

**0

Download at last speed sensed

**1

Download at 38.4Kbps

**2

Download at 57.6Kbps

DTE SPEED - HIGH SPEED MODE

Type:

Configuration

Format:

AT [cmds] *TRn [cmds]

Default:

Set by local DTE

Range:

150-500000

Unit:

bps

Description:

Sets DTE speed for high speed mode

EXTENDED RESULT CODES

Type:

Configuration

Format:

AT [cmds] \Vn [cmds]

Description:

Selects extended result codes

Command

Function

í \V0

Extended result codes disabled

\V1

Extended result codes enabled

IDENTIFY DRIVER

Type:

Immediate

Format:

AT [cmds] ^I [cmds]

Description:

Identifies cellular phone driver

LINE SIGNAL LEVEL

Type:

Immediate

Format:

AT [cmds] %L [cmds]

Description:

Returns a value which indicates the received line signal level

LINE SIGNAL QUALITY

Type:

Immediate

Format:

AT [cmds] %Q [cmds]

Description:

Returns a value which indicates line signal quality

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

í \A1

MNP block size is 128 characters

\A2

MNP block size is 192 characters

\A3

MNP block size is 256 characters

MNP - EXTENDED SERVICES

Type:

Configuration

Format:

AT [cmds] -Kn [cmds]

Description:

Selects MNP extended services

Command

Function

í -K0

MNP extended services disabled

-K1

MNP extended services enabled

-K2

MNP extended services enabled without indicating MNP on the answer detection phase.

MNP10 - EC

Type:

Configuration

Format:

AT [cmds] -SEC=n [cmds]

Description:

Controls MNP10-EC and transmit level

Command

Function

-SEC=0

MNP10-EC disabled

-SEC=1,n

MNP10-EC enabled and set transmit level to (n=0-30); if no number is entered for transmit level, S91 is used.

MNP10 - FALLBACK

Type:

Configuration

Format:

AT [cmds] -Qn [cmds]

Description:

Allows MNP10 to fall back to speeds slower than 4800bps

Command

Function

-Q0

MNP10 at 2400 and 1200bps disabled, fallback to 4800bps

í -Q1

MNP10 at 2400 and 1200bps enabled

MNP10 - LINK NEGOTIATION

Type:

Configuration

Format:

AT [cmds] *Hn [cmds]

Description:

Sets the speed at which MNP10 link negotiation will occur

Command

Function

í *H0

Link will be negotiated at highest possible speed

*H1

Link will be negotiated at 1200bps

*H2

Link will be negotiated at 4800bps

MNP10 - POWER LEVEL ADJUST

Type:

Configuration

Format:

AT [cmds] )Mn [cmds]

Description:

Controls automatic transmit power level adjustment during MNP 10 link negotiation

Command

Function

í )M0

Power level adjustment disabled

)M1

Power level adjustment enabled; power level determined by modem.

)M2

Power level adjustment enabled; power level remains fixed.

MODULATION SELECTION

Type:

Configuration

Format:

AT [cmds] +MS=x,y,z,a [cmds]

Description:

Sets options for active protocol; the transfer rates specified by z and a must be valid for the protocol selected.

Command

Function

+MS?

Displays modulation, automode, minimum rate and maximum rate settings

x=0

V.21

x=1

V.22

x=2

V.22bis

x=3

V.23

x=9

V.32

x=10

V.32bis

í x=11

V.34

x=64

Bell 103

x=69

Bell 212A

x=74

V.FC

y=0

Automode disabled

í y=1

Auto-detect highest speed enabled

z, a=300

Set minimum or maximum transfer rate at 300bps, respectively.

z, a=1200

Set minimum or maximum transfer rate at 1200bps, respectively.

z, a=2400

Set minimum or maximum transfer rate at 2400bps, respectively.

z, a=4800

Set minimum or maximum transfer rate at 4800bps, respectively.

z, a=7200

Set minimum or maximum transfer rate at 7200bps, respectively.

z, a=9600

Set minimum or maximum transfer rate at 9600bps, respectively.

z, a=12000

Set minimum or maximum transfer rate at 12000bps, respectively.

z, a=14400

Set minimum or maximum transfer rate at 14400bps, respectively.

z, a=16800

Set minimum or maximum transfer rate at 16800bps, respectively.

z, a=19200

Set minimum or maximum transfer rate at 19200bps, respectively.

z, a=21600

Set minimum or maximum transfer rate at 21600bps, respectively.

z, a=24000

Set minimum or maximum transfer rate at 24000bps, respectively.

z, a=26400

Set minimum or maximum transfer rate at 26400bps, respectively.

z, a=28800

Set minimum or maximum transfer rate at 28800bps, respectively.

NVRAM - OVERCURRENT COMMANDS

Type:

Configuration

Format:

AT [cmds] *TOn [cmds]

Description:

Enables the read/write function and allows *TS0 and *TS1 settings to be stored in and read from NVRAM

Command

Function

*TO0

Read overcurrent settings from NVRAM

*TO1

Write overcurrent settings to NVRAM

OVERCURRENT DETECT

Type:

Configuration

Format:

AT [cmds] *TS1=n [cmds]

Description:

Controls the message that is used with ATXn, during overcurrent detection of digital line.

Command

Function

*TS1=0

Standard result code enabled; reports NO CARRIER with X0, X1, and X3 command, and NO DIALTONE with X2, X4 command.

*TS1=1

Diagnostic result code enabled; reports DIGITAL LINE with X0-X4 command.

*TS1=2

Overcurrent protection disabled

OVERCURRENT PROTECTION TIMEOUT

Type:

Configuration

Format:

AT [cmds] *TS0=n [cmds]

Default:

20

Range:

0-255

Unit:

.1 second

Description:

Checks settle time, 10ms ticks at a time before qualifying digital overcurrent detection.

REPORT INFORMATION

Type:

Immediate

Format:

AT [cmds] In [cmds]

Description:

Displays information requested

Command

Function

I0

Reports product code

I1

Reports precomputed checksum

I2

Reports ‘OK’

I3

Reports firmware part number and revision

I4

Reports ID string - Hayes-compatible binary

I5

Reports country code

I6

Reports modem data pump and internal code revision

REPORT INFORMATION

Type:

Immediate

Format:

AT [cmds] *TIn [cmds]

Description:

Displays information requested

Command

Function

*TI0

Reports ROM checksum

*TI1

Reports flash identification code

*TI2

Reports Rockwell code version

SPECIAL CONFIGURATION COMMAND

Type:

Configuration

Format:

AT [cmds] *TSn [cmds]

Description:

Controls digital line/overcurrent sense

Command

Function

*TSn=x

Stores n in special register x

*TSn?

Display current sense value n of special register x

STATUS INDICATOR

Format

AT [cmds] ^T6 [cmds]

Default:

Read only

Range:

0-191

Unit:

Bit-mapped

Description:

Indicate status of cellular phone

Bit

Value

Meaning

0

0

1

Not receiving a call

Receiving Call

1

0

1

Not in use

In use

2

0

1

Unlocked, can be used

Locked, cannot be used

3

0

1

Service for cell phone

No service for cell phone

4

0

1

Powered off

Powered on

5

0

1

Cellular Driver not initialized

Cellular Driver initialized

6

0

Not used

7

0

1

Cellular Cable not detected

Cellular Cable detected

STATUS-REGISTER

Type:

Configuration

Format:

Read: AT? [cmds]

Write: AT=n [cmds]

Description:

Writes to or reads from a specified register

Note: See the section on S-registers for detailed listing of commonly used S-registers.

STATUS-REGISTER

Type:

Configuration

Format:

AT [cmds] Sn [cmds]

Description:

Controls action taken to s-registers

Command

Function

n

S-register n established as lasted accessed

n=x

Set S-register n to value x

n?

Reports value of S-register n

TEST MODE - PTT

Type:

Immediate

Format:

AT [cmds] %TTn [cmds]

Description:

Send PTT test signals for line tests

Command

Function

Command

Function

%TT00 - %TT09

DTMF tone dial digits 0 - 9

%TT21

V.32bis 14400bps

%TT0A

DTMF digit *

%TT30

Silence (on-line; i.e., go off-hook)

%TT0B

DTMF digit #

%TT31

V.25 answer tone

%TT0C

DTMF digit A

%TT32

1800Hz guard tone

%TT0D

DTMF digit B

%TT33

V.25 calling tone (1300Hz)

%TT0E

DTMF digit C

%TT34

Fax calling tone (1100Hz)

%TT0F

DTMF digit D

%TT40

V.21 channel 2

%TT10

V.21 channel 1 mark (originate) symbol

%TT41

V.27ter 2400bps

%TT11

V.21 channel 2 mark symbol

%TT42

V27ter 4800bps

%TT12

V.23 backward channel mark symbol

%TT43

V.29 7200bps

%TT13

V.23 forward channel mark symbol

%TT44

V.29 9600bps

%TT15

V.22 originate (call mark) signaling at 1200bps

%TT45

V.17 7200bps long train

%TT16

V.22bis originate (call mark) signaling at 2400bps

%TT46

V.17 7200bps long train

%TT17

V.22 answer signaling (guard tone if PTT required)

%TT47

V.17 9600bps long train

%TT18

V.22bis answer signaling (guard tone if required)

%TT48

V.17 9600bps short train

%TT19

V.21 channel 1 space symbol

%TT49

V.17 12000bps long train

%TT1A

V.21 channel 2 space symbol

%TT4A

V.17 12000bps short train

%TT1B

V.23 backward channel space symbol

%TT4B

V.17 14400bps long train

%TT1C

V.23 forward channel space symbol

%TT4C

V.17 14400bps short train

%TT20

V.32 9600bps

   

TEST MODE - PTT/V.FC

Type:

Immediate

Format:

AT [cmds] %TTn [cmds]

Description:

Send PTT test signals for line tests. V.FC modulation signal

Command

Function

%TT5R,S,C,A,P

V.FC modulation, R,S,C,A, and P parameters. See below:

Parameter

Description

Default

V.FC range

V.FC parameter

A

Auxillary channel

0

0/1

SECEN

C

Carrier offset

0

+n*5Hz

Fn59, addr 212

P

Pre-emphasis

0

0-15

Fn63, addr 0E6

R

Data rate

 

6-Ch

CONF (+41h)

S

Symbol rate

0 (2400 baud)

0-5 (mask)

Fn60, addr 101

TRANSMISSION LEVEL - CELLULAR

Type:

Configuration

Format:

AT [cmds] @Mn [cmds]

Default:

0

Range:

11-31

Unit:

-1dBm

Description:

Sets the signal level for transmission while in cellular mode

Command

Function

@M0

-26 dBm

@M1

-30 dBm

@M2-@M10

-10 dBm

V.32 - COMPROMISE EQUALIZER

Type:

Configuration

Format:

AT [cmds] :En [cmds]

Description:

Controls V.32 compromise equalizer

Command

Function

:E0

Equalizer disabled

í :E1

Equalizer enabled