ELSA, INC.

TANGO 1000

Card Type

ISDN TA

Chip Set

Unidentified

I/O Options

Power connector, power switch, serial port, ISDN interface (RJ-45)

ISDN Data Rate

128Kbps

ISDN Modulation Protocol

V.120, X.75, HDLC

Error Correction/Compression

Unidentified

Data Bus

External

CONNECTIONS

Function

Label

Function

Label

AC power connector

CN1

ISDN interface (RJ-45 connector)

CN3

Serial port (8-pin mini-DIN)

CN2

Power switch

SW1

DIAGNOSTIC LED(S)

LED

Color

Status

Condition

PWR

Unidentified

On

Power is on

PWR

Unidentified

Off

Power is off

STS

Green

On

ISDN link is good

STS

Green

Blinking

ISDN link negotiation in progress

STS

Green

Off

ISDN link is broken

LNE

Yellow

On

Connection is being established

LNE

Yellow

Blinking (slow)

Incoming call is received, but incompatible with unit

LNE

Yellow

Blinking (fast)

Incoming call not yet accepted

LNE

Yellow

Off

Connection is broken

TX

Unidentified

On

Device is receiving data from remote or DTE

TX

Unidentified

Off

Device is not receiving data from remote or DTE

RX

Unidentified

On

Device is transmitting data to remote or DTE

RX

Unidentified

Off

Device not transmitting data to remote or DTE

DTR

Unidentified

On

Terminal/computer ready for operation

DTR

Unidentified

Off

Terminal/computer not ready for operation

RTS

Unidentified

On

Sending device is enabled

RTS

Unidentified

Off

Sending device is disabled

CTS

Unidentified

On

Device ready to send data

CTS

Unidentified

Off

Device not ready to send data

DCD

Red

On

Network fax or connection established

DCD

Green

On

Error correction fax or connection established

SUPPORTED COMMAND SET

Basic AT Commands

AT

A, E, V

&C, &F, &V

Extended AT Commands

\T, \X

 

Note: See MHI Help File for full command documentation.

Proprietary AT Command Set

DATA TERMINAL READY (DTR)

Type:

Configuration

Format:

AT [cmds] &Dn [cmds]

Description:

Selects modem response to DTR

Command

Mode

&D0

Ignore transition of DTR status

&D1

Switch to command phase if DTR is off

í&D2

Abort connection if DTR is off

&D3

Abort connection and reinitialize

DIAL

Type:

Immediate

Format:

AT [cmds] D<#> [cmds]

Description:

Dials telephone number according to any modifiers included in the string

HOOK CONTROL

Type:

Immediate

Format:

AT [cmds] Hn [cmds]

Description:

Selects whether the modem is on-hook or off-hook

Command

Function

H0

Modem commanded to go on-hook (hang-up)

H2

Call rejected

ON-LINE

Type:

Immediate

Format:

AT [cmds] On [cmds]

Description:

Transition to on-line status

REACTION TO BUSY LINE/CONNECT MESSAGE

Type:

Configuration

Format:

AT [cmds] Xn [cmds]

Description:

Enables selection of tone detection and associated result code format options

Command

Function

X0

Busy line reported with NO CARRIER

X1

Busy line reported with NO CARRIER

X2

Busy line reported with NO CARRIER

X3

Busy line reported with BUSY

íX4

Busy line reported with BUSY

REPORT INFORMATION

Type:

Immediate

Format:

AT [cmds] In [cmds]

Description:

Displays information requested

Command

Function

I0

Reports product code in nnn format

I1

Reports ROM checksum

I2

Tests and reports ROM checksum

I3

Reports firmware version number and release date

I4

Reports current parameter settings

I5

Reports serial number

I6

Display product name

I7

Reports self-test result

I9

Reports plug & play ID text

RESTORE PROFILE ON POWER-UP

Type:

Configuration

Format:

AT [cmds] &Yn [cmds]

Description:

Restores a selected profile into the active profile on power-up (hard reset)

RESULT CODES

Type:

Configuration

Format:

AT [cmds] Qn [cmds]

Description:

Enables modem to send result codes to the DTE

Command

Function

í Q0

Result code sending from ISDN terminal adapter enabled

Q1

Result code sending from ISDN terminal adapter disabled

Q2

Result code sending in answer mode disabled

SOFT RESET

Type:

Immediate

Format:

AT [cmds] Zn [cmds]

Description:

Restores modem profiles previously saved in non-volatile RAM using the &W command.

STORE ACTIVE PROFILE

Type:

Configuration

Format:

AT [cmds] &Wn [cmds]

Description:

Writes the values for the active profile into the non-volatile RAM

Extended AT Command Set

DIAL STORED NUMBERS

Type:

Configuration

Format:

AT [cmds] \Fn [cmds]

Description:

Enables dialing of stored telephone numbers

DISPLAY CURRENT SETTING

Type:

Immediate

Format:

AT [cmds] \Sn [cmds]

Description:

Displays current setting

DSR/CTS CONTROL

Type:

Configuration

Format:

AT [cmds] \Dn [cmds]

Description:

Controls DSR and CTS lines

Command

Function

í\D0

DSR and CTS forced high

\D1

DSR indicates B-channel switched through, CTS forced high

\D2

DSR forced high, CTS follows DCD

\D3

DSR indicates B-channel switched through, CTS follows DCD

ERROR CORRECTION CONNECT MESSAGES

Type:

Configuration

Format:

AT [cmds] \Vn [cmds]

Description:

Determines the comprehensiveness of error correction CONNECT messages

Command

Function

\V0

Extended result codes disabled

\V1

Identifies error corrected connections

\V2

Identifies error corrected connections and types

í\V8

Comprehensive CONNECT messages

FIRMWARE VERSION

Type:

Immediate

Format:

AT [cmds] %V [cmds]

Description:

Displays firmware version of the ISDN TA on the monitor

FLOW CONTROL TYPE

Type:

Configuration

Format:

AT [cmds] \Qn [cmds]

Description:

Sets type of flow control used by TA

Command

Function

\Q0

Flow control disabled

\Q1

Bi-directional XON/XOFF flow control enabled

\Q2

Unidirectional CTS flow control by DCE enabled

í\Q3

Bi-directional RTS/CTS flow control enabled

\Q4

Unidirectional XON/XOFF flow control by DCE enabled

STORE NUMBERS

Type:

Configuration

Format:

AT [cmds] \Pmn [cmds]

Range:

m = 0-9

Description:

Up to ten ISDN numbers can be stored in NVRAM. Numbers n may have up to 36 characters

STORED NUMBERS

Type:

Immediate

Format:

AT [cmds] \F [cmds]

Description:

Displays ISDN numbers stored with the /P or &Z commands

Special Commands

AUTOMATIC DTR DIALING

Type:

Configuration

Format:

AT [cmds] $Dn [cmds]

Description:

Enables/disables automatic DTR dialing

Command

Function

$D0

DTR dialing disabled

$D1

DTR dialing enabled

B-CHANNEL PROTOCOL SELECTION

Type:

Configuration

Format:

AT [cmds] $IBP=[cmds]

Description:

Sets the B-channel protocol

BLOCK DIAL NUMBERS

Type:

Configuration

Format:

AT [cmds] $INCB=[cmds]

Description:

Blocks dial numbers

CHARGE INFORMATION

Type:

Configuration

Format:

AT [cmds] $ICI=[cmds]

Description:

Controls charge information display and retention

$ICI?

Display charge information

$ICI=0,0

Delete charge information

DATA BLOCK LENGTH

Type:

Configuration

Format:

AT [cmds] $IDBS=[cmds]

Description:

Sets the data block length

D-CHANNEL PROTOCOL

Type:

Configuration

Format:

AT [cmds] $IDP=[cmds]

Description:

Sets the D-channel protocol

DISPLAY CURRENT ISDN PARAMETERS

Type:

Configuration

Format:

AT [cmds] $I(?)=[cmds]

Description:

Display current ISDN parameters

DISPLAY EAZ DIGIT

Type:

Configuration

Format:

AT [cmds] $IEAZ=[cmds]

Description:

Sets the EAZ terminal selection digit. Characters 0-9 will select digits 0-9, 10-19 will also select digits 0-9. 255 selects any digit for incoming calls, 0 for outgoing calls

EXTENDED CONFIGURATION PROFILE

Type:

Configuration

Format:

AT [cmds] *Wn [cmds]

Description:

Saves extended configuration profile

FIRMWARE UPLOAD

Type:

Configuration

Format:

AT [cmds] $UPX [cmds]

Description:

Uploads firmware in flash ROM

INVALID ESCAPE MESSAGES

Type:

Configuration

Format:

AT [cmds] *Qn [cmds]

Description:

Enables/disables CONNECT message after invalid escape

Command

Function

í*Q0

CONNECT message after invalid escape enabled

*Q1

CONNECT message after invalid escape disabled

ISDN BIT RATE

Type:

Configuration

Format:

AT [cmds] $IBR=[cmds]

Description:

Sets the ISDN bit rate

OUTGOING MSN

Type:

Configuration

Format:

AT [cmds] $ICLI=[cmds]

Description:

Sets the outgoing multiple subscriber number

SERVICE CHARACTERISTICS FOR INCOMING CALLS

Type:

Configuration

Format:

AT [cmds] $ISCI=[cmds]

Description:

Sets service characteristics for incoming analog calls

SERVICE CHARACTERISTICS FOR OUTGOING CALLS

Type:

Configuration

Format:

AT [cmds] $ISCO=[cmds]

Description:

Sets service characteristics for outgoing analog calls

SET/DISPLAY ACCEPTED MSN

Type:

Configuration

Format:

AT [cmds] $IMSN=[cmds]

Description:

Limits acceptance to incoming calls with target multiple subscriber number

STORE DIAL NUMBERS FOR USER GROUPS

Type:

Configuration

Format:

AT [cmds] $ICLD=[cmds]

Description:

Stores dial numbers for user groups

VERBOSE CONNECT MESSAGES

Type:

Configuration

Format:

AT [cmds] -Mn [cmds]

Description:

Controls text of verbose CONNECT messages

Command

Function

í-M0

Verbose CONNECT messages dependant on AT\V

-M1

Verbose CONNECT messages independent of AT\V