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TRANSEND SIXTY-SEVEN

TRANSEND CORPORATION

TRANSEND SIXTY-SEVEN

Card Type

Modem

Chip Set

Unidentified

I/O Options

Line in (2), DTE port, power jack

Maximum Modem Rate

67.2Kbps

Maximum Fax Rate

14.4Kbps

Data Modulation Protocol

Bell 103A/212A

ITU-T V34, V.32bis, V.32, V.22bis, V.8, V.13, V.14, V.24, V.25

Fax Modulation Protocol

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

Error Correction/Compression

MNP5, V.42, V.42bis

Fax Class

Class I

Data Bus

External

CONNECTIONS

Function

Label

Function

Label

Power Jack

CN1

Network port

CN4

Line 1 in

CN2

DTE port (25-pin serial connector)

CN5

Line 2 in

CN3

Power switch

SW1

DIAGNOSTIC LED(S)

LED

Color

Status

Condition

TD

Green

Blinking

Modem transmitting data

TD

Green

Off

Modem not transmitting data

RD

Green

Blinking

Modem is receiving data

RD

Green

Off

Modem is not receiving data

CD

Green

On

Carrier signal detected or CD override is on

CD

Green

Off

Carrier signal not detected

CS

Green

On

CTS signal is high

CS

Green

Off

CTS signal is low

RS

Green

On

RTS signal is high

RS

Green

Off

RTS signal is low

TR

Green

On

Modem is receiving DTR signal/DTR override is on

TR

Green

Off

Modem is not receiving DTR signal

OH1

Green

On

Line 1 is off-hook

OH1

Green

Off

Line 1 is on-hook

OH2

Green

On

Line 2 is off-hook

OH2

Green

Off

Line2 is on-hook

TST/NMS

Red

On

Loopback test in progress

TST/NMS

Green

On

Modem controlled by Network Management System

SUPPORTED COMMAND SET

Basic AT Commands

AT, +++, A/

E, F, M, O, P, T, V, W, X, Y, Z

&G, &P, &T, &W, &X, &Y, &Z

Extended AT command set

\A, \B, \C, \G, \K, \T, \V, \X

S Registers

S0, S1, S2, S3, S4, S5, S6, S7, S8, S9, S10, S11, S12, S16, S18, S22, S25, S26

 

Note: See MHI Help File for full command documentation.

PROPRIETARY AT COMMAND SET

ANSWER

Type:

Immediate

Format:

AT [cmds] A

Description:

Enables answer mode, the modem goes off-hook

Command

Protocol

A0

Connect to line as answer modem

A1

Connect to line as originate modem

A2

Connect to both lines as originate modem

ANSWER MODE

Type:

Configuration

Format:

AT [cmds] R [cmds]

Description:

Allows modem to switch to answer mode after dialing

CLEAR TO SEND (CTS)

Type:

Configuration

Format:

AT [cmds] &Rn [cmds]

Description:

Selects CTS options

Command

Mode

&R0

Normal CTS mode

&R1

CTS forced high.

&R2

CTS follows DCD

&R9

CTS equals RTS

COMMUNICATION PROTOCOLS

Type:

Configuration

Format:

AT [cmds] Bn [cmds]

Description:

Selects the communication protocol for data calls

Note: The B command allows the simultaneous selection of more than one suffix, enabling multiple protocols.

Command

Protocol

B0

Auto selection

B1

ITU-T V.21

B2

Bell 103J

B3

Bell 212A

B5

V.22bis

B11

V.32bis

B12

V.34

CONFIGURATION PROFILES

Type:

Immediate

Format:

AT [cmds] &Vn [cmds]

Description:

Displays active and stored configuration profiles

&V0

Display received signal status

&V1

Display active profile

DATA CARRIER DETECT (DCD)

Type:

Configuration

Format:

AT [cmds] &Cn [cmds]

Description:

Selects whether the DCD option is enabled or disabled

Command

Function

&C0

DCD enabled

&C1

DCD enabled after carrier signal detected

&C2

DCD goes off during disconnection

&C3

DCD follows V.25bis recommendation

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

&S2

DSR off for 5 seconds after disconnect

&S3

DSR follows off-hook

DATA TERMINAL READY (DTR)

Type:

Configuration

Format:

AT [cmds] &Dn [cmds]

Description:

Selects modem response to DTR

Command

Function

&D0

DTR forced high

&D1

DTR toggle causes online command mode

&D2

Modem disconnects after losing DTR

&D3

Resets when DTR turns off

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

Dn

Dial telephone number n

Dn%passwd

Dial telephone number n and send password

D[1] [2]

Dial two telephone numbers and modifiers

ERROR CONTROL

Type:

Configuration

Format:

AT [cmds] &Mn [cmds]

Description:

Sets error control for connections at 1200bps and higher

Command

Mode

&M0

Asynchronous mode

&M1

Synchronous connect mode and asynchronous off-line command mode.

&M2

Synchronous connect mode and asynchronous off-line command mode and set DTR high.

&M3

Synchronous connect mode

&M4

Synchronous connect mode and V.25bis autodialer with BISYNC protocol

&M5

Synchronous connect mode and V.25bis autodialer with SDLC protocol

&M6

Synchronous connect mode and V.25bis asynchronous off-line command mode.

FACTORY DEFAULT PROFILE

Type:

Configuration

Format:

AT [cmds] &F [cmds]

Description:

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

Command

Function

&F0

Factory profile 0

&F1

Factory profile 1

&F2

Factory profile 2

&F3

Factory profile 3

&F4

Factory profile 4

&F5

Factory profile 5

&F6

Factory profile 6

&F7

Factory profile 7

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)

H1

Modem commanded to go off-hook (pick-up)

H2

Normal hang up enabled

H3

Fast hang up enabled

LINE TYPE

Type:

Configuration

Format:

AT [cmds] &Ln [cmds]

Description:

Selects line type

Command

Line Type

&L0

2-wire switched line

&L1

2-wire leased line

&L2

4-wire leased line

REPORT INFORMATION

Type:

Immediate

Format:

AT [cmds] In [cmds]

Description:

Displays information requested

Command

Function

I0

Reports four digit product code

I1

Reports CDC volume of EPROM

I3

Reports product version number

I4

Reports compatibility mode

I5

Reports reason for disconnect

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 only in originate mode

SPEAKER VOLUME

Type:

Configuration

Format:

AT [cmds] Ln [cmds]

Description:

Controls speaker volume

Command

Function

L0

Low volume setting

L1

Low volume setting

L2

Medium volume setting

L3

Highest volume setting

 

EXTENDED AT COMMAND SET

BREAK SEND

Type:

Configuration

Format:

AT [cmds] \Bn [cmds]

Range:

1-255

Unit:

20ms

Description:

Sends break to modem

AT COMMAND SET

Type:

Configuration

Format:

AT [cmds] *NTn [cmds]

Description:

Enables/disables AT command set.

Command

Function

*NT0

AT command set disabled

*NT1

AT command set enabled

AUTOMATIC RATE ADAPTATION

Type:

Configuration

Format:

AT [cmds] %Rn [cmds]

Description:

Enables/disables automatic rate adaptation

Command

Function

%R0

Automatic rate adaptation disabled

%R1

Automatic rate adaptation enabled with low BER

%R2

Automatic rate adaptation enabled with medium BER

%R3

Automatic rate adaptation enabled with high BER

AUTOREDIAL

Type:

Configuration

Format:

AT [cmds] -Rn [cmds]

Description:

Autoredials.

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

BILATERAL DIGITAL LOOP

Type:

Configuration

Format:

AT [cmds] *DGn [cmds]

Description:

Enables/disables bilateral digital loop.

Command

Function

*DG0

Disables bilateral digital loop

*DG1

Enables bilateral digital loop

BREAK TYPE

Type:

Configuration

Format:

AT [cmds] \Kn [cmds]

Description:

Configures action of break signal

Command

Function

\K1

Send a break after de-storing data buffers

\K2

Break sent immediately

\K3

Buffered data sent before break signal

BUSY MODE

Type:

Configuration

Format:

AT [cmds] :Un [cmds]

Description:

Enable/disable busy mode.

Command

Function

:U0

Busy mode disable

:U3

Busy mode enable

CALL BACK

Type:

Configuration

Format:

AT [cmds] \Sn [cmds]

Description:

Enables/disables callback

Command

Function

\S0

Callback enabled

\S1

Callback disabled

CALL DISREGARD

Type:

Configuration

Format:

AT [cmds] *IC [cmds]

Description:

Disregards incoming call.

CARRIER LOSS

Type:

Configuration

Format:

AT [cmds] -Pn [cmds]

Description:

Sets disconnect due to carrier loss.

Command

Function

-P0

Disconnect by rapid carrier loss (8 seconds)

-P1

Disconnect by normal carrier loss (45 seconds)

CHANNEL

Type:

Configuration

Format:

AT [cmds] -An [cmds]

Description:

Selects transmission channel.

Command

Function

-A0

ATX channel selected

-A1

BTX channel selected

CLEARDOWN DISCONNECT

Type:

Configuration

Format:

AT [cmds] -Fn [cmds]

Description:

Enable/disable cleardown disconnect.

Command

Function

-F0

Cleardown disconnect disabled

-F1

Cleardown disconnect enabled

CODED RESPONSE

Type:

Configuration

Format:

AT [cmds] *RCn [cmds]

Description:

Selects coded response speed

Command

Function

*RC0

15 - 4800bps; 18 - 9600bps

*RC1

11 - 4800bps; 12 - 9600bps

COMMAND STATE

Type:

Immediate

Format:

AT [cmds] :Mn [cmds]

Description:

Enable/disable command state.

Command

Function

:M0

Command state disabled

:M1

Command state enabled

COMMAND STATE

Type:

Configuration

Format:

AT [cmds] :Sn [cmds]

Description:

Selects number of retrains.

Command

Function

:S0

AT command compatible after reset

:S1

V.25bis compatible after reset

COMPRESSION

Type:

Configuration

Format:

AT [cmds] %Cn [cmds]

Description:

Selects data compression

Command

Function

%C0

Data compression disabled

%C1

MNP5 or bilateral V.42bis compression enabled

%C2

V.42bis on transmitted data enabled

%C3

V.42bis on received data 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

LAPM mode enabled

\N5

LAPM or normal mode enabled

\N6

LAPM or MNP mode enabled

\N7

LAPM, MNP, or normal mode enabled

CONNECTION SPEED LOWER LIMIT

Type:

Configuration

Format:

AT [cmds] %L [cmds]

Description:

Sets slowest allowed connection speed.

Command

Function

%L0

Disabled

%L1

Disabled

%L2

Set minimum connect speed to 1200bps.

%L3

Set minimum connect speed to 2400bps.

%L4

Set minimum connect speed to 4800bps.

%L5

Set minimum connect speed to 9600bps uncoded.

%L6

Set minimum connect speed to 9600bps.

%L7

Set minimum connect speed to 7200bps

%L8

Set minimum connect speed to 12.0Kbps.

%L9

Set minimum connect speed to 14.4Kbps.

%L11

Set minimum connect speed to 16.8Kbps.

%L12

Set minimum connect speed to 19.2Kbps.

%L13

Set minimum connect speed to 21.6Kbps.

%L14

Set minimum connect speed to 24Kbps.

%L15

Set minimum connect speed to 26.4Kbps.

%L16

Set minimum connect speed to 28.8Kbps.

%L17

Set minimum connect speed to 31.2Kbps.

%L18

Set minimum connect speed to 33.6Kbps.

CONNECTION SPEED UPPER LIMIT

Type:

Configuration

Format:

AT [cmds] %Bn [cmds]

Description:

Sets fastest allowed connection speed.

Command

Function

%B0

Use DTE speed.

%B1

Set maximum connect speed to 300bps.

%B2

Set maximum connect speed to 1200bps.

%B3

Set maximum connect speed to 2400bps.

%B4

Set maximum connect speed to 4800bps.

%B5

Set maximum connect speed to 9600bps uncoded.

%B6

Set maximum connect speed to 9600bps.

%B7

Set maximum connect speed to 7200bps

%B8

Set maximum connect speed to 12.0Kbps.

%B9

Set maximum connect speed to 14.4Kbps.

%B11

Set maximum connect speed to 16.8Kbps.

%B12

Set maximum connect speed to 19.2Kbps.

%B13

Set maximum connect speed to 21.6Kbps.

%B14

Set maximum connect speed to 24Kbps.

%B15

Set maximum connect speed to 26.4Kbps.

%B16

Set maximum connect speed to 28.8Kbps.

%B17

Set maximum connect speed to 31.2Kbps.

%B18

Set maximum connect speed to 33.6Kbps.

CONNECTION SPEED UPPER LIMIT

Type:

Configuration

Format:

AT [cmds] :Bn [cmds]

Description:

Sets fastest allowed connection speed.

Command

Function

:B0

Use DTE speed.

:B1

Set maximum connect speed to 300bps.

:B2

Set maximum connect speed to 1200bps.

:B3

Set maximum connect speed to 2400bps.

:B4

Set maximum connect speed to 4800bps.

:B5

Set maximum connect speed to 9600bps uncoded.

:B6

Set maximum connect speed to 9600bps.

:B7

Set maximum connect speed to 7200bps

:B8

Set maximum connect speed to 12.0Kbps.

:B9

Set maximum connect speed to 14.4Kbps.

:B11

Set maximum connect speed to 16.8Kbps.

:B12

Set maximum connect speed to 19.2Kbps.

:B13

Set maximum connect speed to 21.6Kbps.

:B14

Set maximum connect speed to 24Kbps.

:B15

Set maximum connect speed to 26.4Kbps.

:B16

Set maximum connect speed to 28.8Kbps.

:B17

Set maximum connect speed to 31.2Kbps.

:B18

Set maximum connect speed to 33.6Kbps.

CT108 FUNCTION DTR

Type:

Immediate

Format:

AT [cmds] :Dn [cmds]

Description:

Selects CT108 function DTR.

Command

Function

:D0

CT108/2

:D1

CT108/1

CT108 FUNCTION DTR

Type:

Immediate

Format:

AT [cmds] :Dn [cmds]

Description:

Selects CT108 function DTR.

Command

Function

:D0

CT108/2

:D1

CT108/1

DATA MODUALTION

Type:

Configuration

Format:

AT [cmds] *MMn [cmds]

Description:

Selects data modulation protocol

Command

Function

*MM0

Automatic modulation selection

*MM1

ITU-T V.21

*MM2

Bell 103J

*MM3

Bell 212A

*MM5

ITU-T V.22bis

*MM11

ITU-T V.32bis

*MM12

ITU-T V.34

DATA RATE SELECT SIGNAL

Type:

Configuration

Format:

AT [cmds] *FBn [cmds]

Description:

Selects signal response.

Command

Function

*FB0

Ignores data rate select signal

*FB1

Signal transition causes DTE speed fallback

DIAL ON MANUAL CONNECTION

Type:

Configuration

Format:

AT [cmds] %Mn [cmds]

Description:

Dial on manual connection enable/disable

Command

Function

%M0

Dial on manual connection disabled

%M1

Dial on manual connection enabled

DIAL STORED NUMBER

Type:

Configuration

Format:

AT [cmds] *Aun [cmds]

Range:

0-9

Description:

Dials number stored at location n when modem is in command state and the DTR signal transitions.

DIAL TRANSMISSION LEVEL

Type:

Configuration

Format:

AT [cmds] *TDn [cmds]

Range:

9-30

Unit:

-1dBm

Description:

Sets transmission level

DISCONNECT

Type:

Configuration

Format:

AT [cmds] -Hn [cmds]

Description:

Enable/disable cleardown disconnect.

Command

Function

-H0

Disconnect by data and DCD loss disabled

-H1

Disconnect by carrier loss disabled

-H2

Disconnect by 4 minute data loss enabled

-H3

Disconnect by DCD and data loss enabled

DISCONNECT BUFFER DELAY

Type:

Configuration

Format:

AT [cmds] %D [cmds]

Range:

0-255

Unit:

1 second

Description:

Sets disconnect buffer delay; %D0 will disable this function.

DTE SPEED

Type:

Configuration

Format:

AT [cmds] -Un [cmds]

Range:

1200-46800

Unit:

1bps

Description:

Sets DTE speed

FAST TRAIN

Type:

Configuration

Format:

AT [cmds] *FTn [cmds]

Description:

Enables/disables fast train.

Command

Function

*FT0

Fast train disabled

*FT1

Fast train enabled

FLOW CONTROL TYPE

Type:

Configuration

Format:

AT [cmds] \Qn [cmds]

Description:

Sets type of flow control used by modem

Command

Function

\Q0

DTE flow control disabled

\Q1

DTE bi-directional XON/XOFF flow control enabled

\Q2

CTS flow control by DCE enabled

\Q3

Bi-directional RTS/CTS flow control enabled

\Q4

DCE flow control disabled

\Q5

Unidirectional XON/XOFF flow control by DCE enabled

\Q6

CTS flow control to DTE enabled

\Q7

CTS flow control to DTE disabled

INTERFACE SPEED

Type:

Configuration

Format:

AT [cmds] -Vn [cmds]

Description:

Enable/disable interface speed.

Command

Function

-V0

Interface speed disabled

-V1

Interface speed enabled

LAPM DETECTI0N PHASE CONTROL

Type:

Configuration

Format:

AT [cmds] \Mn [cmds]

Description:

Enables/disables LMNP detection phase control

Command

Function

\M0

LAPM detection phase control disabled

\M1

LAPM detection phase control enabled

LEASED LINE

Type:

Configuration

Format:

AT [cmds] *LB [cmds]

Description:

Return to leased line from dial backup.

LEASED LINE TRANSMISSION LEVEL

Type:

Configuration

Format:

AT [cmds] *TLn [cmds]

Range:

9-30

Unit:

-1dBm

Description:

Sets transmission level

LIN CURRENT DISCONNECT

Type:

Configuration

Format:

AT [cmds] *LCn [cmds]

Description:

Selects length of disconnect.

Command

Function

*LC0

Line current disconnect disabled

*LC1

Short (8ms) disconnect enabled

*LC2

Long (90ms) disconnect enabled

LOCAL ANALOG LOOPBACK SIGNAL

Type:

Configuration

Format:

AT [cmds] *Lan [cmds]

Description:

Selects signal response.

Command

Function

*LA0

Ignores local analog loopback signal

*LA1

DTE commanded local analog loopback

LOOPBACKS

Type:

Configuration

Format:

AT [cmds] -In [cmds]

Description:

Enable/disable loopbacks.

Command

Function

-I0

Interface loopbacks disabled

-I1

CT141 - LAL enabled

-I2

CT140 - RDL enabled

-I3

CT140, CT141 enabled

-I4

CT140 with inverted polarity enabled

-I5

CT140 with inverted polarity, CT141 enabled

MONITOR LEASED LINE

Type:

Configuration

Format:

AT [cmds] :Tn [cmds]

Description:

Selects time in minutes that leased line is monitored.

Command

Function

:T0

5 minutes

:T1

15 minutes

:T2

30 minutes

:T3

60 minutes

OPTIONS

Type:

Configuration

Format:

AT [cmds] *Ron [cmds]

Description:

Restore/retain options.

Command

Function

*RO0

Retains options at disconnect

*RO1

Restores options at disconnect

ORIGINATE/ANSWER

Type:

Configuration

Format:

AT [cmds] *ORn [cmds]

Description:

Selects originate of forced answer mode

Command

Function

*OR0

Originate mode

*OR1

Answer mode

PASSWORD

Type:

Configuration

Format:

AT [cmds] %P [cmds]

Description:

Programs, displays and clears password

Command

Function

%P=passwd

Programs remote configuration password

%P?

Reports remote configuration password of local modem

%P=(blank)

Clears password

RATE NEGOTIATION

Type:

Configuration

Format:

AT [cmds] *RR [cmds]

Description:

Sets negotiation speed.

Command

Function

*RR0

Set negotiation speed to 2400bps.

*RR1

Set negotiation speed to 4800bps.

*RR2

Set negotiation speed to 7200bps.

*RR3

Set negotiation speed to 9600bps

*RR4

Set negotiation speed to 12.0Kbps.

*RR5

Set negotiation speed to 14.4Kbps.

*RR6

Set negotiation speed to 16.8Kbps.

*RR7

Set negotiation speed to 19.2Kbps.

*RR8

Set negotiation speed to 21.6Kbps.

*RR9

Set negotiation speed to 24Kbps.

*RR10

Set negotiation speed to 26.4Kbps.

*RR11

Set negotiation speed to 28.8Kbps.

*RR12

Set negotiation speed to 31.2Kbps.

*RR13

Set negotiation speed to 33.6Kbps.

REMOTE CONFIGURATION

Type:

Configuration

Format:

AT [cmds] %T [cmds]

Description:

%T=passwd establishes remote password configuration

REMOTE LOOPBACK SIGNAL

Type:

Configuration

Format:

AT [cmds] *RDn [cmds]

Description:

Selects signal response.

Command

Function

*RD0

Ignores remote loopback signal

*RD1

DTE commanded remote loopback

REPEAT DIAL

Type:

Configuration

Format:

AT [cmds] -Dn [cmds]

Description:

Repeat dial of number n up to 10 attempts.

RETRAINS DIAL BACKUP

Type:

Configuration

Format:

AT [cmds] :Rn [cmds]

Description:

Selects number of retrains.

Command

Function

:R0

5 retrains in 4 minutes time

:R1

10 retrains in 4 minutes time

:R2

15 retrains in 4 minutes time

RETURN TO LEASED LINE

Type:

Configuration

Format:

AT [cmds] :Pn [cmds]

Description:

Enable/disable return to leased line.

Command

Function

:P0

Return to leased line disabled

:P1

Return to leased line enabled

RING INDICATION

Type:

Configuration

Format:

AT [cmds] \Rn [cmds]

Description:

Sets ring indicator

Command

Function

\R0

Blinks for rings and stays on for duration of call

\R1

Blinks for ring and turns off when call is answered

SOFTWARE VERSION

Type:

Configuration

Format:

AT [cmds] %Vn [cmds]

Description:

Displays software version

SPEED VARIATION

Type:

Configuration

Format:

AT [cmds] %On [cmds]

Description:

Determines the speed variation tolerated by modem

Command

Function

%O0

Normal speed (-2.5% to 1%)

%O1

Extended speed (-2.5% to 2.3%)

STORE NUMBER

Type:

Configuration

Format:

AT [cmds] *CNx,n [cmds]

Range: (location)

0-20

Description:

Dials number stored at location n in location x.

STORED NUMBER DISPLAY

Type:

Configuration

Format:

AT [cmds] *ND [cmds]

Description:

Displays the nine stored telephone numbers.

TALK/DATA MODE

Type:

Configuration

Format:

AT [cmds] *Dan [cmds]

Description:

Selects talk or data mode.

Command

Function

*DA0

Talk mode

*DA1

Data mode

TRANSMIT CHANNEL SELECTION VIA INTERFACE

Type:

Configuration

Format:

AT [cmds] -Xn [cmds]

Description:

Enable/disable transmit channel selection via interface.

Command

Function

-X0

Transmit channel selection via interface disabled

-X1

Transmit channel selection via interface enabled

V.25BIS PROTOCOL

Type:

Configuration

Format:

AT [cmds] :On [cmds]

Description:

Byte-oriented/bit-oriented protocol.

Command

Function

:O0

Byte-oriented protocol

:O1

Bit enabled protocol

V.34 ASYMMETRIC SPEEDS

Type:

Configuration

Format:

AT [cmds] *Asn [cmds]

Description:

Enables/disables V.34 asymmetric speeds.

Command

Function

*AS0

V.34 asymmetric speeds disabled

*AS1

V.34 asymmetric speeds enabled

V.34 ASYMMETRICAL SPEEDS

Type:

Configuration

Format:

AT [cmds] -Wn [cmds]

Description:

Enable/disable interface speed.

Command

Function

-W0

Asymmetrical speeds disabled

-W1

Asymmetrical speeds enabled

V.34 SPEED

Type:

Configuration

Format:

AT [cmds] -Nn [cmds]

Description:

Selects V.34 speeds.

Command

Function

-N0

High speeds for V.34 operation enabled

-N1

All speeds for V.34 operation enabled

S(STATUS) -REGISTERS

 

BIT-MAPPED REGISTER S14

Format:

AT [cmds] S14=n [cmds]

Range:

0-255

Unit:

Bit-mapped

Description:

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

Bit

Value

Function

0

0

1

DCE speed

DTE speed

1

0

1

Command echo disabled

Command echo enabled

2

0

1

Result codes enabled

Result codes disabled

3

0

1

Display result codes in numeric format

Display result codes in verbose format

4

0

1

Ignore response messages

Originate mode only

5

0

1

Tone dial enabled

Pulse dial enabled

6

0

1

Normal hang up

Not used

7

0 1

Answer mode enabled

Originate mode enabled

BIT-MAPPED REGISTER S15

Format:

AT [cmds] S15=n [cmds]

Unit:

Bit-mapped

Range:

0-255

Description:

Controls transmit level, dial backup, and parity.

Bit

Value

Function

0

0

Reserved

3,2,1

000

001

010

011

100

101

110

111

0dBm transmit level

-3dBm transmit level

-6dBm transmit level

-9dBm transmit level

-12dBm transmit level

-15dBm transmit level

-18dBm transmit level

-21dBm transmit level

5,4

00

01

10

11

Even asynchronous V.25bis parity

Space asynchronous V.25bis parity

Odd asynchronous V.25bis parity

Mark asynchronous V.25bis parity

7,6

0

Reserved

BIT-MAPPED REGISTER S19

Format:

AT [cmds] S19=n [cmds]

Range:

0-13

Unit:

Bit-mapped

Description:

Selects modulation type

Bit

Value

Function

0-3

0000

0001

0010

0101

1000

1011

1100

Automode

V.21

B103

V.22

B212

V.32bis

V.34

4-7

0

Reserved

BIT-MAPPED REGISTER S22

Format

AT [cmds] S22=n [cmds]

Range:

0-255

Unit:

Bit-mapped

Description:

Controls speaker volume and controls, limits results codes, and pulse dial make/break ratio.

Bit

Value

Function

1, 0

00

01

10

11

Minimum volume

Low level volume

Medium level volume

High level volume

3, 2

00

01

10

11

Speaker off

Speaker on until 2100Hz received

Speaker always on

Speaker on during handshake

6 - 4

000

100

101

110

111

Basic result codes only enabled

Basic and connection speed result codes enabled

Basic and connection speed result codes and dialtone detection enabled

All result codes except dialtone detection enabled

All result codes 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]

Range:

0-255

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

1

0

1

V.25 VAL enabled

V.25 VAL disabled

2

0

1

Echo control while online enabled

Echo control while online disabled

3

0

1

CTS does not follow DCD

CTS follows DCD

5, 4

00

01

10

11

Parity even

Space Parity

Parity odd

Mark or 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]

Unit:

Bit-mapped

Description:

Selects line type, clock source, and dial up.

Bit

Value

Function

1, 0

00

Reserved

3,2

00

01

11

Switched line

2-wire leased line

4-wire leased line

5, 4

00

01

10

Local modem generates transmit clock source

Local DTE generates transmit clock source

Remote DCE/DTE generates transmit clock source

6

0

Not used

7

0

1

Dial on manual connection disabled

Dial on manual connection enabled

BIT-MAPPED REGISTER S29

Format

AT [cmds] S29=n [cmds]

Range:

0-128

Unit:

Bit-mapped

Description:

Selects DTE speed.

Bit

Value

Function

0-4

00000

00100

00101

00110

00111

01000

01001

01010

01011

01100

01101

01110

01111

10000

10001

10010

10011

10100

10101

10110

10111

DTE speed disabled

1200bps

2400bps

4800bps

7200bps

9600bps

12.0Kbps

14.4Kbps

16.8Kbps

19.2Kbps

21.6Kbps

24.0Kbps

26.4Kbps

28.8Kbps

31.2Kbps

33.6Kbps

38.4Kbps

57.6Kbps

115.2Kbps

230.4Kbps

460.8Kbps

5-7

0

Reserved

BIT-MAPPED REGISTER S80

Format

AT [cmds] S80=n [cmds]

Unit:

Bit-mapped

Description:

Selects speed variation tolerance, and asynchronous character size.

Bit

Value

Function

01,2

0

Reserved

3

0

1

Normal speed (-2.5% - 1%)

Extended speed (-2.5% - 2.3%)

4

0

1

Return to leased line disabled

Return to leased line enabled

5

0

Reserved

7,6

00

01

10

11

Asynchronous character 8bits

Asynchronous character 9bits

Asynchronous character 10bits

Asynchronous character 11bits

BIT-MAPPED REGISTER S81

Format

AT [cmds] S81=n [cmds]

Unit:

Bit-mapped

Range:

0-255

Description:

Selects block size, buffer mode, break treatment, V.42 detect.

Bit

Value

Function

1,0

00

01

10

11

Block size 64 characters

Block size 128 characters

Block size 192 characters

Block size 256 characters

2,3

00

01

10

Normal mode buffer disabled

Buffer for 200 characters

Break fallback enabled

3

0

1

Normal speed (-2.5% - 1%)

Extended speed (-2.5% - 2.3%)

6,5,4

001

011

101

Send break treatment after buffer is empty

Send break treatment immediately

Send break sequence with data

7,6

00

01

V.42 detect phase disabled

V.42 detect phase disabled

BIT-MAPPED REGISTER S82

Format

AT [cmds] S82=n [cmds]

Unit:

Bit-mapped

Range:

0-255

Description:

Selects flow control, connect message, pass through, and data compression.

Bit

Value

Function

2,1,0

000

001

010

011

100

Flow control disabled

Bilateral XON/XOFF flow control

Unilateral CTS

Bilateral RTS/CTS

Bilateral XON/XOFF

3

0

1

No protocol

Indicate MNP or LAPM protocol

4

0

1

Pass through disabled

Pass through enabled

6,5

00

01

10

11

Data compression disabled

TX and RX data compression enabled

TX data compression enabled

Rx data compression enabled

7

0

1

AKA enabled

AKA disabled

BIT-MAPPED REGISTER S83

Format

AT [cmds] S83=n [cmds]

Unit:

Bit-mapped

Description:

Selects DCD detection, dialup disconnect, digital loopback .

Bit

Value

Function

0,1

00

Reserved

2

0

1

DCD at -43dB

DCD at -33dB

4,3

00

01

10

11

Dialup line disconnect disabled

Dialup line disconnect by carrier loss

Dialup line disconnect by data loss

Dialup line disconnect by carrier and data loss

7,6,5

000

001

010

011

100

101

Digital interface loopbacks disabled

CT141 - LAL enabled

CT140 - RDL enabled

CT140 and CT141 enabled

CT140/enabled

CT140/ and CT141 enabled

BIT-MAPPED REGISTER S84

Format

AT [cmds] S84=n [cmds]

Unit:

Bit-mapped

Description:

Selects simulated carrier, transmit level, channel interface .

Bit

Value

Function

0

0

1

Simulated carrier disabled

Simulated carrier enabled

2,1

0

reserved

5,4,3

000

:

:

111

0dBm transmit level

:

:

-21dBm transmit level

6

0

1

Flow control between modems enabled

Flow control between modems disabled

7

0

1

Interface channel select disabled (CT126)

Interface channel select enabled (CT126)

BIT-MAPPED REGISTER S85

Format

AT [cmds] S85=n [cmds]

Unit:

Bit-mapped

Range:

0-255

Description:

Selects V.25, ring indicator, busy mode.

Bit

Value

Function

0

0

1

V.25 in ASCII

V.25 in EBCDIC

1

0

1

Blinks while dialing and stays on

Blinks while dialing and turns off when answered

2

0

Reserved

3

0

1

V.8 disabled for non V.34 answer

V.8 enabled for V.34 answer

4

0

1

Interface speed (CT111) disabled

Interface speed (CT111) enabled

5

0

1

CT108/2

CT108/3

6

0

1

Fast disconnect by DCD loss (5 seconds)

Slow disconnect by DCD loss (45 seconds)

7

0

1

Busy mode disabled

Busy mode enabled

BIT-MAPPED REGISTER S86

Format

AT [cmds] S86=n [cmds]

Unit:

Bit-mapped

Description:

Sets remote disconnect, rate adaptation, auto retrain, small block, character length and stop bits.

Bit

Value

Function

0

0

1

Remote disconnect disabled

Cleardown

1

0

1

Auto-redial disabled

Auto-redial enabled

2,3

00

01

10

11

Automatic rate adaptation disabled

Automatic rate adaptation enabled with low BER

Automatic rate adaptation enabled with medium BER

Automatic rate adaptation enabled with high BER

4

0

1

Auto retrain disabled

Auto retrain enabled

5

0

1

Small block off

Small block on

6

0

1

Character length 7 bits

Character length 8 bits

7

0

1

1 stop bit

2 stop bits

BIT-MAPPED REGISTER S87

Format

AT [cmds] S87=n [cmds]

Unit:

Bit-mapped

Range:

0-255

Description:

Selects protocol and command state.

Bit

Value

Function

2,1,0

000

001

010

011

100

101

110

111

Normal mode

Direct mode

MNP mode

MNP or normal mode

LAPM mode

LAPM or normal mode

LAPM or MNP mode

LAPM, MNP, or normal mode

3

0

1

DTR dial disabled

DTR dial enabled

5,4

00

01

10

Display negotiation disabled

Display negotiation enabled

Displays at DCE link rate

6

0

1

AT command state

V.25bis command state

7

0

1

Command state disable

Command state enable

BIT-MAPPED REGISTER S90-

Format

AT [cmds] S90=n [cmds]

Unit:

Bit-mapped

Range:

8-255

Description:

Enables modem speed.

Bit

Value

Function

2,1,0

0

Reserved

3

1

1200bps

4

1

2400bps

5

1

4800bps

6

1

7200bps

7

1

9600bps

BIT-MAPPED REGISTER S91-

Format

AT [cmds] S91=n [cmds]

Unit:

Bit-mapped

Range:

0-255

Description:

Enables modem speed.

Bit

Value

Function

0

1

12.0Kbps

1

1

14.4Kbps

2

1

16.8Kbps

3

1

19.2Kbps

4

1

21.6Kbps

5

1

24.0Kbps

6

1

26.4Kbps

7

1

28.8Kbps

BIT-MAPPED REGISTER S92-

Format

AT [cmds] S91=n [cmds]

Unit:

Bit-mapped

Description:

Enables modem speed.

Bit

Value

Function

0

1

31.2Kbps

1

1

33.6Kbps

2-7

0

Reserved

BIT-MAPPED REGISTER S94-

Format

AT [cmds] S94=n [cmds]

Unit:

Bit-mapped

Range:

0-255

Description:

Sets network management system parameters.

Bit

Value

Function

4-0

00000

00001

:

:

11110

11111

Address line 0

Address line 1

:

:

Address line 30

Address line 31

6,5

00

01

10

11

Bus speed at 1200bps

Bus speed at 2400bps

Bus speed at 4800bps

Bus speed at 9600bps

7

0

1

NMS capacity disabled

NMS capacity enabled

BIT-MAPPED REGISTER S95-

Format

AT [cmds] S95=n [cmds]

Unit:

Bit-mapped

Description:

Selects callback, caller ID, auto baud and number code functions.

Bit

Value

Function

0,1,2

0

Reserved

3

0

1

Call back disabled

Call back enabled

4

0

1

Caller ID detection disabled

Caller ID detection enabled

5

0

1

L1 disconnect L2 off

L1 disconnect L2 on

6

0

1

Auto baud disabled

Auto baud enabled

7

0

1

Standard (15 - 4800bps, 18 - 9600bps)

Alternative (15 - 4800bps, 18 - 9600bps)

BIT-MAPPED REGISTER S96-

Format

AT [cmds] S96=n [cmds]

Unit:

Bit-mapped

Description:

Sets speed options, storing options, line transmission level.

Bit

Value

Function

0

0

1

V.34 only for high speeds

V.34 for all speeds

1

0

1

Call waiting off

Call waiting on

2

0

1

Asymmetrical speed option disabled

Asymmetrical speed option enabled

3

0

1

Store option when disconnect

Reset option when disconnect

5,4

00

01

10

Switched line TX level at -1dB

Switched line TX level at -2dB

Switched line TX level at -3dB

7

00

01

10

Leased line TX level at -1dB

Leased line TX level at -2dB

Leased line TX level at -3dB

BREAK LENGTH

Type:

Register

Format:

AT [cmds] S30=n [cmds]

Range:

0-255

Unit:

20ms

Description:

Determines the break length sent to the DTE

CALLBACK DELAY

Type:

Register

Format:

AT [cmds] S32=n [cmds]

Range:

0-255

Unit:

Unidentified

Description:

Sets the callback delay

CALLBACK RETRIES

Type:

Register

Format:

AT [cmds] S33=n [cmds]

Range:

0-255

Unit:

ASCII

Description:

Sets the number of callback retries

DISCONNECT BUFFER DELAY

Type:

Register

Format

AT [cmds] S39=n [cmds]

Range:

0-255

Unit:

1 second

Description:

Sets maximum duration allowed during buffered data calls for modem to perform clearing functions after losing carrier-signal or receiving a clear call signal from the remote modem and before initiating hang-up process. A value of 255 allows an indefinite amount of time to send buffered data prior to hanging-up.

FLOW CONTROL CHARACTER - XOFF FROM DTE

Type:

Register

Format:

AT [cmds] S37=n [cmds]

Range:

0-127

Unit:

ASCII

Description:

Sets the character used to represent XOFF

FLOW CONTROL CHARACTER - XOFF TO DTE

Type:

Register

Format:

AT [cmds] S35=n [cmds]

Range:

0-127

Unit:

ASCII

Description:

Sets the character used to represent XOFF to DTE

FLOW CONTROL CHARACTER - XON FROM DTE

Type:

Register

Format:

AT [cmds] S36=n [cmds]

Range:

0-127

Unit:

ASCII

Description:

Sets the character used to represent XON to DTE

 

FLOW CONTROL CHARACTER - XON TO DTE

Type:

Register

Format:

AT [cmds] S34=n [cmds]

Range:

0-127

Unit:

ASCII

Description:

Sets the character used to represent XON to DTE

INACTIVITY TIMER

Type:

Register

Format

AT [cmds] S38=n [cmds]

Range:

0-255

Unit:

10 seconds

Description:

Maximum duration of DTE and DCE inactivity allowed prior to initiating hang-up process.

Note: S38=0 disables the timer and allows indefinite inactivity.

LOOKBACK

Type:

Register

Format

AT [cmds] S13=n [cmds]

Range:

0-255

Unit:

1 minute

Description:

Selects the amount of time modem will remain in dial backup mode before retrying leased line mode

Note: S13=0 disables automatic lookback to leased line.

NORMAL MODE FALLBACK

Type:

Register

Format

AT [cmds] S88=n [cmds]

Range:

0-127

Unit:

ANCII

Description:

Sets fallback character for normal mode.

OPERATING MODES

Type:

Register

Format:

AT [cmds] S21=n [cmds]

Unit:

Bit-mapped

Description:

Controls modem operating mode, disconnect

Bit

Value

Function

6,0

00

01

10

11

DSR always on

DSR on when modem is online

DSR off 5 seconds after disconnect

DSR follows off-hook

5,1

00

01

10

11

DCD always on

DCD on when carrier is present

DCD on except 5 second after disconnect

DCD follows remote RTS

2

0

1

CTS follows RTS by S26 delay

CTS always on

4,3

00

01

10

11

Ignores DTR

Assumes command mode when DTR turns off

Hangs up when DTR turns off

Resets when DTR turns off

7

0

1

Long space disconnect disabled

Long space disconnect enabled

TIME ABSENCE DISCONNECTION

Type:

Register

Format

AT [cmds] S97=n [cmds]

Range:

0-255

Unit:

Unidentified

Description:

Maximum duration of DTE and DCE inactivity allowed prior to initiating hang-up process.

TIMEOUT PASSWORD

Type:

Register

Format:

AT [cmds] S31=n [cmds]

Range:

0-255

Unit:

ASCII

Description:

Sets the callback password