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 |