MOTOROLA, INC.

UTA220, UTA220K

Card Type

ISDN TA

Chip Set

Unidentified

I/O Options

25-pin serial ports (4), ISDN U interface via RJ-48 connector, power

ISDN Data Rate

128Kbps

ISDN Modulation Protocol

V.120, HDLC

Error Correction/Compression

Unidentified

Data Bus

External

CONNECTIONS

Function

Label

Function

Label

25-pin serial port 1

CN1

ISDN U interface (RJ-48)

CN5

25-pin serial port 2

CN2

Power

CN6

25-pin serial port 3

CN3

Power switch

SW1

25-pin serial port 4

CN4

   

Note: Serial ports 3 & 4 are optional, and not featured in standard version.

DIAGNOSTIC LED(S)

LED

Color

Status

Condition

B1

Unidentified

On

B-channel 1 is active

B1

Unidentified

Off

B-channel 1 is inactive

B2

Unidentified

On

B-channel 2 is active

B2

Unidentified

Off

B-channel 2 is inactive

D

Unidentified

On

All B-channels are available

D

Unidentified

Blinking (single)

Connection is established on ISDN U interface

D

Unidentified

Blinking (double)

Communications are established with the switch

D

Unidentified

Off

Connection is not established on ISDN U interface

DP

Unidentified

On

D-channel is available for packet calls

DP

Unidentified

Off

D-channel is not available for packet calls

T

Unidentified

On

Unit is conducting a test

T

Unidentified

Off

Unit is not conducting a test

PW

Unidentified

On

Power is on

PW

Unidentified

Off

Power is off

SUPPORTED COMMAND SET

Basic AT Commands

AT, ‘+++’, A/

A, E, O, V, Z

&R, &V, &Y, &Z

S Registers

S0, S1, S2, S3, S4, S5, S7, S10, S12, S25, S26

 

Note: See MHI Help File for full command documentation.

Proprietary AT Command Set

COMMUNICATIONS MODE

Type:

Configuration

Format:

AT [cmds] &Qn [cmds]

Description:

Selects communications mode options

Command

Mode

&Q0

Asynchronous mode, serial port speed follows connect speed.

&Q1

Synchronous connect mode; DTR disc delay.

&Q2

Synchronous connect mode; DTR dialing

DATA CARRIER DETECT (DCD)

Type:

Configuration

Format:

AT [cmds] &Cn [cmds]

Description:

Controls the behaviour of the CD signal.

Command

Function

í &C0

DCD forced high.

&C1

DCD normal.

&C2

DCD forced low on disconnect.

DATA SET READY (DSR)

Type:

Configuration

Format:

AT [cmds] &Sn [cmds]

Description:

Selects DSR options

Command

Function

&S0

DSR forced high

&S1

DSR high only while modem is handshaking or connected, except in test modes

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

DS=n

Dial stored telephone number n

D;

Modem returned to on-line command mode after dialing. The semicolon can only be placed at the end of the dial command.

DTR AUTODIAL

Type:

Configuration

Format:

AT [cmds] &Ln [cmds]

Description:

Causes the TA to repeatedly dial the first stored number on high DTR until it connects.

Command

Function

í &L0

DTR autodialing disabled.

&L1

DTR autodialing enabled.

DTR SIGNAL

Type:

Configuration

Format:

AT [cmds] &Dn [cmds]

Description:

Controls the behaviour of the DTR signal.

Command

Function

&D0

DTR forced high.

&D1

TA enters command mode when DTR goes low.

&D2

TA hangs up and returns to command mode on low DTR.

&D3

TA resets on low DTR.

&D9

TA dials first stored number on high DTR, hangs up and returns to command mode on low DTR.

EXTENDED RESULT CODES

Type:

Configuration

Format:

AT [cmds] Wn [cmds]

Description:

Enables/disables CARRIER/PROTOCOL result codes

Command

Function

í W0

CARRIER and PROTOCOL extended result codes are disabled.

W1

CARRIER and PROTOCOL extended result codes are enabled.

FACTORY DEFAULT PROFILE

Type:

Configuration

Format:

AT [cmds] &Fn [cmds]

Description:

Sets values in active profile to values found in the default profile

Command

Function

&F0

Load factory profile 0

&F1

Load factory profile 1

&F9

Reloads global profile

FLOW CONTROL

Type:

Configuration

Format:

AT [cmds] &Kn [cmds]

Description:

Enables flow control options

Command

Function

&K0

Flow control disabled

&K3

RTS/CTS flow control enabled

&K4

XON/XOFF flow control enabled

&K5

Transparent XON/XOFF flow control enabled

HOOK CONTROL

Type:

Immediate

Format:

AT [cmds] H [cmds]

Description:

Commands modem to go on-hook (hang up)

REPORT INFORMATION

Type:

Immediate

Format:

AT [cmds] In [cmds]

Description:

Displays information requested

Command

Function

I0

Reports product ID

I1

Reports ROM checksum

I2

Tests and reports ROM checksum

I3

Reports revision information

RESTART NET

Type:

Configuration

Format:

AT [cmds] Z9 [cmds]

Description:

Restarts net

RESULT CODES

Type:

Configuration

Format:

AT [cmds] Qn [cmds]

Description:

Enables modem to send result codes to the DTE

Command

Function

Q0

Result code sending enabled

Q1

Result code sending disabled

Q2

Result code sending disabled during answer mode

SELECT CALL PROGRESS RESULT CODES

Type:

Configuration

Format:

AT [cmds] Xn [cmds]

Description:

Enables selection of tone detection and associated result code format options

Command

Function

X0

Busy and dial tone detection disabled; result codes 0 - 4 enabled.

X1

Result codes 0 - 5 ,10 - 15, 17 - 19, 28, & 32 enabled.

X2

Result codes 0 - 5 ,10 - 15, 17 - 19, 28, & 32 enabled.

X3

Result codes 0 - 5 , 7, 10 - 15, 17 - 19, 28, & 32 enabled.

X4

Result codes 0 - 5 , 7, 10 - 15, 17 - 19, 28, & 32 enabled.

STORE ACTIVE PROFILE

Type:

Configuration

Format:

AT [cmds] &Wn [cmds]

Description:

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

Command

Function

&W0

Write the active profile to stored profile 0

&W1

Write the active profile to stored profile 1

&W9

Stores global profile

TEST MODES

Type:

Immediate

Format:

AT [cmds] &Tn

Description:

Selects test options

Command

Function

&T0

End current test

&T1

Begin local analog loopback test

&T3

Begin local digital loopback test

&T8

Begin bilateral loopback test

&T9

Begin local terminal loopback test

Extended AT Command Set

ANSWER MODE

Type:

Configuration

Format:

AT [cmds] %A99=x [cmds]

Description:

Selects the mode the TA will use to answer calls

Command

Function

í %A99=N

Normal mode enabled

%A99=V

Voice mode enabled

DIAL MODE

Type:

Configuration

Format:

AT [cmds] %A97=x [cmds]

Description:

Selects what type of dialing the TA will use.

Command

Function

í %A97=E

Enbloc dialing enabled.

%A97=O

Overlap dialing enabled.

ECHO DISABLE

Type:

Configuration

Format:

AT [cmds] %A96=n [cmds]

Description:

Selects whether the TA will send a tone to disable the echo canceller.

Command

Function

í %A96=0

TA will not send echo canceller disable tone.

%A96=1

TA will send echo canceller disable tone.

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

\Q2

Unidirectional RTS/CTS flow control enabled

\Q3

Bi-directional RTS/CTS flow control enabled

\Q4

Bi-directional XON/XOFF flow control enabled

\Q5

Transparent XON/XOFF flow control enabled

\Q6

Unidirectional XON/XOFF flow control enabled

ORIGINATE MODE

Type:

Configuration

Format:

AT [cmds] %A98=x [cmds]

Description:

Selects the mode the TA will use to originate calls

Command

Function

í %A98=N

Normal mode enabled

%A98=V

Voice mode enabled

PROTOCOL

Type:

Configuration

Format:

AT [cmds] %A2=n [cmds]

Description:

Sets the protocol that the TA uses for rate adaptation.

Command

Function

%A2=0

TA will use clear channel mode.

%A2=1

TA will use TLink.

í %A2=2

TA will use V.120 protocol.

%A2=3

TA will use Bonding mode

RESTART

Type:

Immediate

Format:

AT [cmds] %Z1 [cmds]

Description:

Restarts UTA

TRANSMISSION SPEED

Type:

Configuration

Format:

AT [cmds] %A4=n [cmds]

Description:

Sets the transmission speed of the TA.

Command

Function

í %A4=0

Transmission speed is 64Kbps.

%A4=1

Transmission speed is 56Kbps.

V.120 FRAME SELECTION

Type:

Configuration

Format:

AT [cmds] %E9=n [cmds]

Description:

Selects frame usage

Command

Function

%E9=0

I Frames enabled

í %E9=1

UI Frames enabled

V.120 PROTOCOL

Type:

Configuration

Format:

AT [cmds] %E7=n [cmds]

Description:

Sets communications mode

Command

Function

%E7=0

Transparent to all bits (SYNC/ASYNC) according to &Q

í %E7=1

Protocols enabled (SDLC)

V.120 RECEIVE FRAME SIZE

Type:

Configuration

Format:

AT [cmds] %E1=n [cmds]

Default:

260

Range:

1 - 260

Unit:

1 byte

Description:

Sets the maximum size of a received V.120 frame.

V.120 TRANSMIT FRAME SIZE

Type:

Configuration

Format:

AT [cmds] %E0=n [cmds]

Default:

260

Range:

1 - 260

Unit:

1 byte

Description:

Sets the maximum size of a transmitted V.120 frame.

V.120 TRANSMIT TIMER

Type:

Configuration

Format:

AT [cmds] %E3=n [cmds]

Default:

5

Range:

1 - 255

Unit:

Unidentified

Description:

Sets the V.120 T200 transmission timer.

V.120 WINDOW SIZE

Type:

Configuration

Format:

AT [cmds] %E2=n [cmds]

Default:

8

Range:

1 - 127

Unit:

Unidentified

Description:

Sets the size of the V.120 window.

X.25 AUTO-ANSWER

Type:

Configuration

Format:

AT [cmds] %B97=x [cmds]

Description:

Sets whether the TA will auto-answer an incoming X.25 virtual call.

Command

Function

%B97=D

Auto-answer disabled.

í %B97=E

Auto-answer enabled.

X.25 CALL CHARGING

Type:

Configuration

Format:

AT [cmds] %B10=n [cmds]

Description:

Sets the type of call charging for X.25.

Command

Function

í %B10=0

X.25 will use normal call charging.

%B10=1

X.25 will use reverse call charging.

X.25 CLOSED USER GROUP

Type:

Configuration

Format:

AT [cmds] %B8=n [cmds]

Description:

Selects the type of Closed User Group used for X.25.

Command

Function

í %B8=0

CUG not used.

%B8=1

Basic CUG used.

%B8=2

CUG with outgoing access only used.

%B8=3

CUG will full access used.

X.25 CLOSED USER GROUP ID

Type:

Configuration

Format:

AT [cmds] %B9=nnnn [cmds]

Default:

0000

Unit:

ASCII

Description:

Sets the ID for the X.25 CUG.

X.25 CODE - INCOMING

Type:

Read-only

Format:

AT [cmds] %B16 [cmds]

Description:

Stores the result code for incoming X.25 virtual calls.

Value

Meaning

0

Call was not redirected.

1

Station was busy.

9

Station was out of order.

15

Call was redirected.

X.25 CODE - OUTGOING

Type:

Read-only

Format:

AT [cmds] %B15 [cmds]

Description:

Stores the result code for outgoing X.25 virtual calls.

Value

Meaning

0

Call was not redirected.

1

Station was busy.

7

Call was within a hunt group.

9

Station was out of order.

15

Call was redirected.

X.25 D-BIT CONFIRMATION

Type:

Configuration

Format:

AT [cmds] %B7=n [cmds]

Description:

Enablbes/disables X.25 D-bit confirmation

Command

Function

í %B7=0

X.25 D-bit confirmation disabled.

%B7=1

X.25 D-bit confirmation enabled.

X.25 LOGICAL CHANNEL

Type:

Configuration

Format:

AT [cmds] %B6=n [cmds]

Default:

1

Range:

0 - 255

Unit:

Unidentified

Description:

Selects the logical channel for X.25 operation.

X.25 PACKET CALL TIMER

Type:

Configuration

Format:

AT [cmds] %B98=n [cmds]

Default:

180

Range:

0 - 600

Unit:

Unidentified

Description:

Sets the packet call timer for X.25 operation.

X.25 OUTGOING CALL ADDRESS

Type:

Configuration

Format:

AT [cmds] %B17=nnnn [cmds]

Default:

0

Range:

0 - 15

Unit:

Unidentified

Description:

Sets the address for an outgoing X.25 virtual call.

X.25 PVC

Type:

Configuration

Format:

AT [cmds] %B5=n [cmds]

Description:

Selects whether X.25 will use Permanent Virtual Channel.

Command

Function

í %B5=0

X.25 PVC disabled.

%B5=1

X.25 PVC enabled.

X.25 RECEIVE PACKET SIZE

Type:

Configuration

Format:

AT [cmds] %B2=n [cmds]

Default:

0

Range:

0, 7 - 10

Unit:

Unidentified

Description:

Sets the size of the received packets for X.25.

X.25 RECEIVE THROUGHPUT

Type:

Configuration

Format:

AT [cmds] %B11=n [cmds]

Description:

Sets the throughput for receiving X.25.

Command

Function

í %B11=0

Use network speed.

%B11=3

Throughput set to 75bps.

%B11=4

Throughput set to 110bps.

%B11=5

Throughput set to 300bps.

%B11=6

Throughput set to 600bps.

%B11=7

Throughput set to 1200bps.

%B11=8

Throughput set to 2400bps.

%B11=9

Throughput set to 4800bps.

%B11=10

Throughput set to 9600bps.

%B11=11

Throughput set to 19.2Kbps.

%B11=12

Throughput set to 48Kbps.

%B11=13

Throughput set to 64Kbps.

X.25 RECEIVE WINDOW SIZE

Type:

Configuration

Format:

AT [cmds] %B0=n [cmds]

Default:

0

Range:

0 - 8

Unit:

Unidentified

Description:

Sets the size of the X.25 receive window.

X.25 RESET CODE

Type:

Read-only

Format:

AT [cmds] %B20 [cmds]

Description:

Reports the reason for an X.25 reset.

Value

Meaning

0

Normal operation - no reset has occurred.

1

DTE caused reset.

2

Local procedure error occurred.

3

Destination address is incompatible.

4

Network is busy.

5

Remote procedure error occurred.

6

Cause of reset unknown.

X.25 RESET TIMER

Type:

Configuration

Format:

AT [cmds] %B99=n [cmds]

Default:

180

Range:

0 - 600

Unit:

Unidentified

Description:

Sets the reset timer for X.25 operation.

X.25 RPOA

Type:

Configuration

Format:

AT [cmds] %B14=xxxx [cmds]

Default:

0000

Range:

0 - 16

Unit:

Unidentified

Description:

Sets the RPOA for X.25.

X.25 TRANSMIT DELAY

Type:

Configuration

Format:

AT [cmds] %B19=n [cmds]

Default:

0

Range:

0 - 65535

Unit:

1ms

Description:

Sets the delay time for X.25 transmission.

X.25 TRANSMIT PACKET SIZE

Type:

Configuration

Format:

AT [cmds] %B3=n [cmds]

Default:

0

Range:

0, 7 - 10

Unit:

Unidentified

Description:

Sets the size of the transmitted packets for X.25.

X.25 TRANSMIT THROUGHPUT

Type:

Configuration

Format:

AT [cmds] %B12=n [cmds]

Description:

Sets the throughput for transmitting X.25.

Command

Function

í %B12=0

Use network speed.

%B12=3

Throughput set to 75bps.

%B12=4

Throughput set to 110bps.

%B12=5

Throughput set to 300bps.

%B12=6

Throughput set to 600bps.

%B12=7

Throughput set to 1200bps.

%B12=8

Throughput set to 2400bps.

%B12=9

Throughput set to 4800bps.

%B12=10

Throughput set to 9600bps.

%B12=11

Throughput set to 19.2Kbps.

%B12=12

Throughput set to 48Kbps.

%B12=13

Throughput set to 64Kbps.

X.25 TRANSMIT WINDOW SIZE

Type:

Configuration

Format:

AT [cmds] %B1=n [cmds]

Default:

0

Range:

0 - 8

Unit:

Unidentified

Description:

Sets the size of the X.25 transmit window.

X.25 USER DATA

Type:

Configuration

Format:

AT [cmds] %B18=xxxx [cmds]

Default:

0000

Range:

0 - 12

Unit:

Unidentified

Description:

Sets miscellaneous user data for X.25.

X.25 USER ID

Type:

Configuration

Format:

AT [cmds] %B13=xxxx [cmds]

Default:

0

Range:

0 - 16

Unit:

Unidentified

Description:

Sets the network user ID for X.25.

X.3 PAD ANCILLARY DEVICE

Type:

Configuration

Format:

AT [cmds] %L5=n [cmds]

Description:

Selects control of an ancillary device by the PAD.

Command

Function

%L5=0

Device disabled.

í %L5=1

Device enabled for data transfer only.

%L5=2

Device enabled for data transfer and command control.

X.3 PAD BREAK RESPONSE

Type:

Configuration

Format:

AT [cmds] %L7=n [cmds]

Description:

Sets action the PAD takes in response to receiving a BREAK from the DTE.

Command

Function

%L7=0

Response disabled

%L7=1

Send interrupt packet

%L7=2

Send reset packet

%L7=5

Send interrupt and indication of break packets

%L7=8

Escape from data state

%L7=21

Send interrupt and indication of break packets and set %L8 to 1

X.3 PAD - CARRIAGE RETURN PADDING

Type:

Configuration

Format:

AT [cmds] %L9=n [cmds]

Default:

0

Range:

0 - 255

Unit:

Unidentified

Description:

Sets the amount of padding after a carriage return.

X.3 PAD CARRIAGE RETURN TRANSLATION

Type:

Configuration

Format:

AT [cmds] %L13=n [cmds]

Default:

0

Range:

0 - 7

Description:

Selects when the PAD will add line feeds to carriage returns.

Bit

Value

Function

0

0

í 1

PAD will not add a line feed after a carriage return being sent to the DTE.

PAD will add a line feed after a carriage return being sent to the DTE.

1

í 0

1

PAD will not add a line feed after a carriage return being received from the DTE.

PAD will add a line feed after a carriage return being received from the DTE.

2

0

í 1

PAD will not add a line feed after a carriage return being echoed.

PAD will add a line feed after a carriage return being echoed.

X.3 PAD CHARACTER DELETE

Type:

Configuration

Format:

AT [cmds] %L16=n [cmds]

Default:

8

Range:

0 - 127

Unit:

1 ASCII character

Description:

Sets the character used for character deletion.

X.3 PAD DATA EDITING

Type:

Configuration

Format:

AT [cmds] %L15=n [cmds]

Description:

Selects whether editing the data being transferred is allowed.

Command

Function

%L15=0

Editing disabled.

%L15=1

Editing enabled.

X.3 PAD DISCARD DATA

Type:

Configuration

Format:

AT [cmds] %L8=n [cmds]

Description:

Selects whether the PAD will deliver data to the DTE.

Command

Function

í %L8=0

Deliver data to the DTE.

%L8=1

Discard data.

X.3 PAD - DTE SPEED

Type:

Configuration

Format:

AT [cmds] %L11=n [cmds]

Description:

Sets the speed of operation for the serial port when using the X.25 PAD.

Command

Function

%L11=2

Set serial port speed to 300bps.

%L11=3

Set serial port speed to 1200bps.

%L11=4

Set serial port speed to 600bps.

%L11=12

Set serial port speed to 2400bps.

%L11=13

Set serial port speed to 4800bps.

%L11=14

Set serial port speed to 9600bps.

%L11=15

Set serial port speed to 19.2Kbps.

í %L11=16

Set serial port speed to 38.4Kbps.

X.3 PAD ECHO

Type:

Configuration

Format:

AT [cmds] %L2=n [cmds]

Description:

Selects whether PAD functions will echo incoming characters.

Command

Function

%L2=0

PAD echo disabled.

í %L2=1

PAD echo enabled.

X.3 PAD ECHO MASK

Type:

Configuration

Format:

AT [cmds] %L20=n [cmds]

Default:

248

Range:

0 - 255

Description:

Selects which control characters will be echoed.

Bit

Value

Function

0

í 0

1

Carriage return will be echoed.

Carriage return will not be echoed.

1

í 0

1

Line feed will be echoed.

Line feed will not be echoed.

2

í 0

1

The control characters VT, HT, and form feeds will be echoed.

The control characters VT, HT, and form feeds will not be echoed.

3

0

í 1

Bells and backspaces will be echoed.

Bells and backspaces will not be echoed.

4

0

í 1

The control character ENQ and escapes will be echoed.

The control character ENQ and escapes will not be echoed.

5

0

í 1

The control characters ACK, NAK, STX, SOH, EOT, ETB, and ETX will be echoed.

The control characters ACK, NAK, STX, SOH, EOT, ETB, and ETX will not be echoed.

6

0

í 1

Parameters 16, 17, and 18 will be echoed.

Parameters 16, 17, and 18 will not be echoed.

7

0

í 1

All other control characters will be echoed.

All other control characters will not be echoed.

X.3 PAD FLOW CONTROL

Type:

Configuration

Format:

AT [cmds] %L12=n [cmds]

Description:

Selects flow control for the X.25 PAD.

Command

Function

%L12=0

Flow control disabled.

%L12=1

Flow control enabled.

X.3 PAD FORWARDING

Type:

Configuration

Format:

AT [cmds] %L3=n [cmds]

Default:

2

Range:

0 - 127

Description:

Selects which characters will be forwarded through the PAD.

Bit

Value

Function

0

í 0

1

Alphanumeric characters will not be forwarded.

Alphanumeric characters (A-Z, a-z, 0-9) will be forwarded.

1

0

í 1

Carriage returns will not be forwarded.

Carriage returns will be forwarded.

2

í 0

1

The control characters ENQ, ACK, bells, and escapes will not be forwarded.

The control characters ENQ, ACK, bells, and escapes will be forwarded.

3

í 0

1

The control characters CAN, DC2, and delete will not be forwarded.

The control characters CAN, DC2, and delete will be forwarded.

4

í 0

1

The control characters ETX and EOT will not be forwarded.

The control characters ETX and EOT will be forwarded.

5

í 0

1

The control characters HT, LT, VT, and form feeds will not be forwarded.

The control characters HT, LT, VT, and FF will be forwarded.

6

í 0

1

All other control characters will not be forwarded.

All other control characters will be forwarded.

X.3 PAD IDLE TIME

Type:

Configuration

Format:

AT [cmds] %L4=n [cmds]

Default:

0

Range:

0 - 255

Unit:

Unidentified

Description:

Sets the PAD’s idle time delay.

X.3 PAD LINE DELETE

Type:

Configuration

Format:

AT [cmds] %L17=n [cmds]

Default:

24

Range:

0 - 127

Unit:

1 ASCII character

Description:

Sets the character used for line deletion.

X.3 PAD LINE DISPLAY

Type:

Configuration

Format:

AT [cmds] %L18=n [cmds]

Default:

18

Range:

0 - 127

Unit:

1 ASCII character

Description:

Sets the character used for line display.

X.3 PAD - LINE FEED PADDING

Type:

Configuration

Format:

AT [cmds] %L14=n [cmds]

Default:

0

Range:

0 - 255

Unit:

Unidentified

Description:

Sets the amount of padding after a line feed.

X.25 PAD - LINE WRAP

Type:

Configuration

Format:

AT [cmds] %L10=n [cmds]

Default:

0

Range:

0 - 255

Unit:

1 character

Description:

Sets the length of a line for the X.25 PAD.

X.3 PAD PAGE WAIT

Type:

Configuration

Format:

AT [cmds] %L22=n [cmds]

Default:

0

Range:

0 - 255

Unit:

Unidentified

Description:

Sets the amount of padding after a form feed.

X.3 PAD PARITY

Type:

Configuration

Format:

AT [cmds] %L21=n [cmds]

Description:

Selects the format of the parity bit.

Command

Function

í %L21=0

No parity.

%L21=3

Use setting in @P3.

X.3 PAD RECALL

Type:

Configuration

Format:

AT [cmds] %L1=n [cmds]

Default:

0

Range:

0, 1, 32 - 126

Unit:

ASCII

Description:

Sets the character for PAD recall. %L1=0 disables recall, %L1=1 selects DLE control character.

X.3 PAD SERVICE SIGNALS

Type:

Configuration

Format:

AT [cmds] %L6=n [cmds]

Description:

Selects which PAD service signals will be sent to the user.

Command

Function

%L6=0

No signals will be sent.

%L6=1

All signals except prompt will be sent.

%L6=5

All signals will be sent.

X.3 PAD SERVICE SIGNAL DESTINATION

Type:

Configuration

Format:

AT [cmds] %L19=n [cmds]

Description:

Selects where PAD service signals will be sent.

Command

Function

%L19=0

Signals will not be sent.

%L19=1

Signals will be sent to the printer.

í %L19=2

Signals will be sent to the monitor.

Special Commands

COMMAND SET

Type:

Configuration

Format:

AT [cmds] @P1=x [cmds]

Description:

Selects the command set that will be used.

Command

Function

@P1=A

AT command set enabled.

@P1=E

EIA-366 enabled

@P1=N

Command sets disabled.

@P1=VB

V.25bis command set enabled in Bisync mode.

@P1=VH

V.25bis command set enabled in HDLC mode.

CONTROL PORT SELECTION

Type:

Immediate

Format:

AT [cmds] >Cn [cmds]

Description:

Selects control port

Command

Function

>C0

Exits control mode

>C1

Control port 1 enabled

>C2

Control port 2 enabled

>C3

Control port 3 enabled

>C4

Control port 4 enabled

DATA LENGTH

Type:

Configuration

Format:

AT [cmds] @P4=n [cmds]

Description:

Selects the length of the data word.

Command

Function

@P4=7

7 bit word length.

í @P4=8

8 bit word length.

DATA PARITY

Type:

Configuration

Format:

AT [cmds] @P3=x [cmds]

Description:

Selects the format of the parity bit.

Command

Function

í @P3=E

Even parity.

@P3=M

Mark parity.

@P3=N

No parity.

@P3=O

Odd parity.

DATA STOP

Type:

Configuration

Format:

AT [cmds] @P6=n [cmds]

Description:

Selects the number of stop bits.

Command

Function

í @P6=0

One stop bit.

@P6=1

One and a half stop bits.

@P6=2

Two stop bits.

DIRECTORY NUMBER

Type:

Configuration

Format:

AT !N=<#>

Default:

0

Range:

0 - 20

Description:

Sets the directory number by port

DISPLAY CONFIGURATION

Type:

Immediate

Format:

AT [cmds] >V=x [cmds]

Description:

Displays information about the current configuration.

Command

Function

>V=C

Displays directory numbers, SPIDs, and TEIs.

>V=G

Displays global parameters.

FRONT PANEL LOCK

Type:

Configuration

Format:

AT [cmds] >Fn [cmds]

Description:

Prevents front panel configuration changes.

Command

Function

í >F0

All actions allowed from front panel.

>F1

Configuration changes from front panel not allowed.

>F2

No actions allowed from front panel.

LOCAL SERIAL PORT SPEED

Type:

Configuration

Format:

AT [cmds] @P2=n [cmds]

Description:

Sets the speed of operation for the serial port. Speeds higher than 38.4Kbps disables autobaud

Note:

Spee can be entered using command code or by entering the bit rate value

Command

Function

@P2=3

Set serial port speed to 300bps.

@P2=5

Set serial port speed to 1200bps.

@P2=6

Set serial port speed to 2400bps.

@P2=7

Set serial port speed to 4800bps.

@P2=9

Set serial port speed to 9600bps.

@P2=12

Set serial port speed to 19.2Kbps.

í @P2=13

Set serial port speed to 38.4Kbps.

@P2=17

Set serial port speed to 56.0Kbps.

@P2=18

Set serial port speed to 57.6Kbps.

@P2=19

Set serial port speed to 64.0Kbps.

@P2=20

Set serial port speed to 112.0Kbps.

@P2=21

Set serial port speed to 128.0Kbps.

@P2=22

Set serial port speed to 115.2Kbps.

@P2=32

Set serial port speed to 48.0Kbps.

SPID NUMBER

Type:

Configuration

Format:

AT [cmds] !C2=n [cmds]

Default:

0

Range:

0 - 20

Unit:

Unidentified

Description:

Sets the SPID number associated with a particular port

SWITCH TYPE

Type:

Configuration

Format:

AT [cmds] !C0=n [cmds]

Description:

Selects what type of network switch the TA is connected to.

Command

Function

!C0=0

TA is connected to 5ESS switch.

!C0=1

TA is connected to DMS-100 switch.

í !C0=2

TA is connected to NI-1 switch.

SWITCH VERSION

Type:

Configuration

Format:

AT [cmds] !C1=n [cmds]

Description:

Selects what version of network switch the TA is connected to.

Command

Function

!C1=0

TA is connected to point-to-point 5ESS switch.

!C1=1

TA is connected to multipoint 5ESS switch.

!C1=2

TA is connected to IC-0 DMS-100 switch.

!C1=3

TA is connected to IC-1 DMS-100 switch.

í !C1=4

TA is connected to NI-1 switch.

TEI DATA SET

Type:

Configuration

Format:

AT [cmds] !D3=n [cmds]

Default:

127

Range:

0 - 63, 255

Description:

Determines data Terminal Endpoint Identifier. !D3=127 disables function. !D3=255 sets parameter to auto

TEI X.25 SET

Type:

Configuration

Format:

AT [cmds] !D0=n [cmds]

Default:

127

Range:

0 - 63, 255

Description:

Determines the Terminal Endpoint Identifier for X.25. !D0=127 disables function. !D0=255 sets parameter to auto

TEST MODES

Type:

Configuration

Format:

AT [cmds] >Tn [cmds]

Description:

Enables/disables test modes.

Command

Function

>T0

End test

>T4

2B+D loopback

TLINK DTR

Type:

Configuration

Format:

AT [cmds] @T1=x [cmds]

Description:

Controls data terminal ready function in TLink mode

Command

Function

@T1=A

DTR forced high

í @T1=N

DTR normal

TLINK ECHO

Type:

Configuration

Format:

AT [cmds] @T0=x [cmds]

Description:

Enables/disables TLink echo function

Command

Function

@T0=E

TLink echo function enabled

í @T0=D

TLink echo function disabled

TLINK NEGOTIATION

Type:

Configuration

Format:

AT [cmds] @T3=x [cmds]

Description:

Enables/disables TLink negotiation

Command

Function

í @T3=E

TLink negotiation enabled

@T3=D

TLink negotiation disabled

TLINK RTS

Type:

Configuration

Format:

AT [cmds] @T1=x [cmds]

Description:

Controls request to send function in TLink mode

Command

Function

@T2=A

RTS forced high

í @T2=N

RTS normal

WRITE PROTECT

Type:

Configuration

Format:

AT [cmds] @G=x [cmds]

Description:

Selects the ability to prevent permanent changes to the TA’s configuration from being made. All changes made in temporary memory will be reset at the end of every call.

Command

Function

í @G=D

Write protect disabled.

@G=E

Write protect enabled.

X.25 D-CHANNEL

Type:

Configuration

Format:

AT [cmds] !C3=n [cmds]

Description:

Selects whether X.25 will be used on the D-channel.

Command

Function

í !C3=0

X.25 disabled on D-channel.

!C3=1

X.25 enabled on D-channel.

X.25 D-CHANNEL - CHANNELS, BIDIRECTIONAL

Type:

Configuration

Format:

AT [cmds] !X6=n [cmds]

Default:

8

Range:

0 - 255

Unit:

Unidentified

Description:

Sets the number of bidirectional logical channels for X.25.

X.25 D-CHANNEL - CHANNELS, INCOMING

Type:

Configuration

Format:

AT [cmds] !X5=n [cmds]

Default:

0

Range:

0 - 255

Unit:

Unidentified

Description:

Sets the number of incoming logical channels for X.25.

X.25 D-CHANNEL - CHANNELS, OUTGOING

Type:

Configuration

Format:

AT [cmds] !X7=n [cmds]

Default:

0

Range:

0 - 255

Unit:

Unidentified

Description:

Sets the number of outgoing logical channels for X.25.

X.25 D-CHANNEL - CHANNELS, VIRTUAL

Type:

Configuration

Format:

AT [cmds] !X4=n [cmds]

Default:

0

Range:

0 - 255

Unit:

Unidentified

Description:

Sets the number of permanent virtual channels for X.25.

X.25 D-CHANNEL - MODULUS

Type:

Configuration

Format:

AT [cmds] !X8=n [cmds]

Default:

8

Range:

8, 128

Unit:

Unidentified

Description:

Sets the sequence modulus for X.25.

X.25 D-CHANNEL - NEGOTIATION

Type:

Configuration

Format:

AT [cmds] !D1=n [cmds]

Description:

Selects X.25 parameter negotiation.

Command

Function

!D1=0

X.25 negotiation disabled.

í !D1=1

X.25 negotiation enabled.

X.25 D-CHANNEL - RECEIVE PACKET SIZE

Type:

Configuration

Format:

AT [cmds] !X2=n [cmds]

Description:

Sets the size of the received packets for X.25.

Command

Function

í !X2=7

Packet size set to 128 bytes.

!X2=8

Packet size set to 256 bytes.

X.25 D-CHANNEL - RECEIVE WINDOW SIZE

Type:

Configuration

Format:

AT [cmds] !X0=n [cmds]

Default:

2

Range:

1 - 7

Unit:

N/A

Description:

Sets the size of the X.25 receive window.

X.25 D-CHANNEL - TRANSMIT PACKET SIZE

Type:

Configuration

Format:

AT [cmds] !X3=n [cmds]

Description:

Sets the size of the transmitted packets for X.25.

Command

Function

í !X3=7

Packet size set to 128 bytes.

!X3=8

Packet size set to 256 bytes.

X.25 D-CHANNEL - TRANSMIT WINDOW SIZE

Type:

Configuration

Format:

AT [cmds] !X1=n [cmds]

Default:

2

Range:

1 - 7

Unit:

N/A

Description:

Sets the size of the X.25 transmit window.