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PRO16SA

BOCA RESEARCH, INC.

PRO16SA

Card Type

Modem (synchronous/asynchronous)

Chip Set

Unidentified

Maximum Data Rate

28.8Kbps

Maximum Fax Rate

14.4Kbps

Data Bus

Serial

Fax Class

Class II

Data Modulation Protocol

Bell 103A/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.27ter, V.29

Error Correction/Compression

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

CONNECTIONS

Function

Label

Function

Label

Mode button

BT1

Serial port

CN2

Talk/Data button

BT2

Telephone line out

CN3

DC power in

CN1

Power switch

SW2

Note: BT1 may be used to change the modem's speed when the command set is disabled.

USER CONFIGURABLE SETTINGS

Setting

Label

Position

í Modem is configured for switched line mode

JP1

Pins 1 & 2 closed

Modem is configured for leased line mode

JP1

Pins 2 & 3 closed

í DTR normal (when %F1 set only)

SW1/1

Off

DTR forced high (when %F1 set only)

SW1/1

On

í DSR normal (when %F1 set only)

SW1/2

Off

DSR follows DTR (when %F1 set only)

SW1/2

On

í Test pattern disabled (when #F1 set and SW1/4 off only)

SW1/3

Off

Test pattern enabled (when #F1 set and SW1/4 off only)

SW1/3

On

Auto-answer enabled (when SW1/4 on)

SW1/3

Off

Auto-answer disabled (when SW1/4 on)

SW1/3

On

í Command set enabled

SW1/4

Off

Command set disabled

SW1/4

On

í Analog loopback test disabled (when #F1 set and SW1/4 off only)

SW1/5

Off

Analog loopback test enabled (when #F1 set and SW1/4 off only)

SW1/5

On

Modem will operate in asynchronous mode (when SW1/4 on)

SW1/5

Off

Modem will operate in synchronous mode (when SW1/4 on)

SW1/5

On

í Remote digital loopback test disabled (when #F1 set and SW1/4 off only)

SW1/6

Off

Remote digital loopback test enabled (when #F1 set and SW1/4 off only)

SW1/6

On

Modem will operate in answer mode (when SW1/4 on)

SW1/6

Off

Modem will operate in originate mode (when SW1/4 on)

SW1/6

On

COMMAND SET SELECTION (WHEN %F0 SET ONLY)

Setting

SW1/1

SW1/2

í Asynchronous AT command set

Off

Off

Asynchronous V.25bis command set

Off

On

Synchronous V.25bis command set in HDLC mode

On

Off

Synchronous V.25bis command set in bisynchronous mode

On

On

DIAGNOSTIC LED(S)

LED

Color

Status

Condition

TD

Red

Blinking

Modem is transmitting data

TD

Red

Off

Modem is not transmitting data

RD

Red

Blinking

Modem is receiving data

RD

Red

Off

Modem is not receiving data

OH

Red

On

Modem is off-hook

OH

Red

Off

Modem is on-hook

CD

Red

On

Carrier signal detected

CD

Red

Off

Carrier signal not detected

AA

Red

On

Auto-answer enabled

AA

Red

Off

Auto-answer disabled

AA

Red

Blinking

Modem is in test mode

TR

Red

On

DTR signal is high

TR

Red

Off

DTR signal is low

DIAGNOSTIC LED(S) (CON’T)

1 Status

2 Status

3 Status

Condition

Slow blink

Off

Off

Modem is connected at 300bps

Slow blink

Off

On

Modem is connected at 1200/75bps

Slow blink

On

Off

Modem is connected at 1200bps

Slow blink

On

On

Modem is connected at 2400bps

Off

On

On

Modem is connected at 4800bps

On

Off

Off

Modem is connected at 7200bps

On

Off

On

Modem is connected at 9600bps

On

On

Off

Modem is connected at 12Kbps

On

On

On

Modem is connected at 14.4Kbps

Medium blink

On

Off

Modem is connected at 16.8Kbps

Medium blink

Off

On

Modem is connected at 19.2Kbps

Medium blink

On

On

Modem is connected at 21.6Kbps

Fast blink

Off

Off

Modem is connected at 24Kbps

Fast blink

On

Off

Modem is connected at 26.4Kbps

Fast blink

On

On

Modem is connected at 28.8Kbps

Off

Off

Slow blink

Modem is connected at 2400bps in fax mode

Off

On

Slow blink

Modem is connected at 4800bps in fax mode

On

Off

Slow blink

Modem is connected at 7200bps in fax mode

On

On

Slow blink

Modem is connected at 9600bps in fax mode

On

Slow blink

Slow blink

Modem is connected at 14.4Kbps in fax mode

SUPPORTED STANDARD COMMANDS

Basic AT Commands

+++, ‘comma’, A/

A, E, H, L, N, P, T, V, W, Z

&D, &F, &G, &P, &R, &S, &T, &W, &X, &Y, &Z

Extended AT Commands

\A, \B, \N, \Q, \T, \X

%C, %E, %Q

Special AT Commands

:E, *H, -K, )M, -Q

S-Registers

S0, S1, S2, S3, S4, S5, S6, S7, S8, S9, S10, S11, S12, S16, S18, S25, S26, S29, S30, S38, S95

V.25bis Commands

The V.25bis command set is unidentified.

Note: See MHI help file for complete information.

UNIDENTIFIED COMMANDS

Command

Default

F

Unidentified

\K

5

&Q

Unidentified

#R

Immediate

Proprietary AT Command Set

AUTO-RANGE TIME

Type:

Register

Format:

AT [cmds] S47=n [cmds]

Default:

8

Range:

1 - 255

Unit:

1 second

Description:

The function of this command is unidentified.

BREAK LENGTH

Type:

Register

Format:

AT [cmds] S43=n [cmds]

Default:

15

Range:

0 - 255

Unit:

1 mS

Description:

Sets the default length of transmitted break signals.

BUFFER FAILSAFE OVERRUN

Type:

Register

Format:

AT [cmds] S82=n [cmds]

Default:

60

Range:

1 - 255

Unit:

1 byte

Description:

The function of this command is unidentified.

BUFFER MAXIMUM LEVEL

Type:

Register

Format:

AT [cmds] S80=n [cmds]

Default:

15

Range:

1 - 19

Unit:

5% of the total buffer space

Description:

Sets the percentage of the buffer that must be full before the modem sends the character or signal to pause the data.

BUFFER MINIMUM LEVEL

Type:

Register

Format:

AT [cmds] S81=n [cmds]

Default:

3

Range:

1 - 19

Unit:

5% of the total buffer space

Description:

Sets the percentage of the buffer that must be empty before the modem sends the character or signal to restart the data.

BUFFER OVERFLOW

Type:

Configuration

Format:

AT [cmds] #On [cmds]

Description:

Sets the modem's response when a buffer overflows.

Command

Function

í #O0

Modem drops incoming characters when buffer overflows.

#O1

Modem disconnects when transmit buffer overflows.

#O2

Modem disconnects when receive buffer overflows.

#O3

Modem disconnects when either buffer overflows.

CALLBACK DELAY

Type:

Register

Format:

AT [cmds] S27=n [cmds]

Default:

0

Range:

0 - 255

Unit:

1 second

Description:

Sets the amount of time that must elapse between the modem disconnecting and beginning a callback sequence.

CALLING TONE

Type:

Configuration

Format:

AT [cmds] #Cn [cmds]

Description:

Controls whether the modem will send a V.25 calling tone when originating a call.

Command

Function

#C0

Calling tone disabled.

í #C1

Calling tone enabled.

CLOCK START

Type:

Configuration

Format:

AT [cmds] &Hn [cmds]

Description:

Selects when the modem begins generating a clock signal when in synchronous mode.

Command

Function

í &H0

Clock signal always generated.

&H1

Clock signal only generated after modem is connected.

COMMAND LINE TIMEOUT

Type:

Register

Format:

AT [cmds] S69=n [cmds]

Default:

60

Range:

0 - 255

Unit:

1 second

Description:

The function of this register is unidentified.

COMMAND SET

Type:

Immediate

Format:

AT [cmds] #Mn [cmds]

Description:

Selects the command set the modem will recognise.

Command

Function

í #M0

Asynchronous AT command set enabled.

#M1

Asynchronous V.25bis command set enabled.

#M2

Synchronous V.25bis command set enabled in HDLC mode.

#M3

Synchronous V.25bis command set enabled in bisynchronous mode.

COMMAND VERIFICATION

Type:

Configuration

Format:

AT [cmds] #Vn [cmds]

Description:

Selects whether the modem verifies entered commands.

Command

Function

#V0

Command verification disabled.

í #V1

Command verification enabled.

COMMUNICATIONS MODE

Type:

Configuration

Format:

AT [cmds] &Mn [cmds]

Description:

Selects communications mode.

Command

Mode

í &M0

Modem operates in asynchronous mode.

&M1

Modem operates in synchronous connect mode and asynchronous off-line command mode.

&M2

Modem operates in synchronous mode; DTR dialing enabled.

&M4

Modem operates in asynchronous mode; DTR dialing enabled.

CONNECT MESSAGE

Type:

Configuration

Format:

AT [cmds] %Pn [cmds]

Description:

Sets when DCD is raised compared to when the CONNECT message is displayed.

Command

Function

í %P0

DCD is raised before CONNECT message is displayed.

%P1

DCD is raised after CONNECT message is displayed.

CTS SIGNAL

Type:

Configuration

Format:

AT [cmds] %Kn [cmds]

Description:

Controls the behaviour of the CTS signal.

Command

Function

í %K0

CTS normal.

%K1

CTS forced low during dialing and handshaking.

CTS SIGNAL

Type:

Configuration

Format:

AT [cmds] %Rn [cmds]

Description:

Controls the behaviour of the CTS signal.

Command

Function

í %R0

CTS signal controlled by &R command.

%R1

CTS follows RTS.

%R2

CTS follows DTR when off-line.

DATA LENGTH

Type:

Configuration

Format:

AT [cmds] &Bn [cmds]

Description:

Selects the length of data words for the local serial port.

Command

Function

&B0

8 bit data words selected.

&B1

9 bit data words selected.

&B2

10 bit data words selected.

&B3

11 bit data words selected.

í &B4

Modem auto-detects 10 or 11 bit word length.

DCD SIGNAL

Type:

Configuration

Format:

AT [cmds] &Cn [cmds]

Description:

Controls the behaviour of the DCD signal.

Command

Function

&C0

DCD forced high.

í &C1

DCD forced high after carrier signal is detected.

&C2

DCD forced high except at disconnect.

&C3

DCD forced high for voice mode.

DCD SIGNAL

Type:

Configuration

Format:

AT [cmds] %Tn [cmds]

Description:

Controls the behaviour of the DCD signal.

Command

Function

í %T0

DCD normal.

%T1

DCD forced high.

DES ENCRYPTION

Type:

Configuration

Format:

AT [cmds] #En [cmds]

Description:

Selects whether the modem will use DES en/decryption on transmitted and received data.

Command

Function

í #E0

DES encryption disabled.

#E1

DES encryption enabled.

DIAL

Type:

Immediate

Format:

AT [cmds] D<#>;[cmds]

Description:

Dials the telephone number indicated according to any modifiers included in the string.

Command

Function

DF

Calling tone disabled for this call.

DJ

MNP10 link will be negotiated at 1200bps for this call.

DK

MNP10 power level adjustment enabled for this call.

DL

Re-dial last number.

DM

Make a LAPM reliable mode connection this call.

DP

Pulse dialing enabled.

DR

Answer mode enabled; originate mode disabled following handshake initiation.

DS=n

Dial stored telephone number n.

DT

Tone dialing enabled.

DW

Dialing resumed following dial tone detection.

D,

Dialing paused for amount of time specified in S8 register.

D!

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

D@

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.

D^

Calling tone disabled for this call.

D;

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

DIRECT CALLING

Type:

Configuration

Format:

AT [cmds] #Dn [cmds]

Description:

Selects whether the modem may use V.25bis direct calling procedures.

Command

Function

í #D0

V.25bis direct calling procedures disabled.

#D1

V.25bis direct calling procedures enabled.

DIRECT MODE FALLBACK

Type:

Configuration

Format:

AT [cmds] \Jn [cmds]

Description:

Selects whether the modem is allowed to fall back to direct mode.

Command

Function

í \J0

Direct mode fallback disabled.

\J1

Direct mode fallback enabled.

DISCONNECT CAUSE

Type:

Register (read-only)

Format:

AT [cmds] S42? [cmds]

Description:

The meanings of the values for this register are unidentified.

DISCONNECT CAUSE - PREVIOUS CALL

Type:

Register (read-only)

Format:

AT [cmds] S74? [cmds]

Description:

The meanings of the values for this register are unidentified.

DISCONNECT DELAY

Type:

Configuration

Format:

AT [cmds] %Dn [cmds]

Default:

0

Range:

Unidentified

Unit:

1 second

Description:

Sets the delay before disconnection.

DISPLAY CONFIGURATION AND STATISTICS

Type:

Immediate

Format:

AT [cmds] \S [cmds]

Description:

Displays the settings of all commands and statistics about the current connection.

DISPLAY INFORMATION

Type:

Immediate

Format:

AT [cmds] In [cmds]

Description:

Displays information requested about the modem.

Command

Function

I0

Displays product identification code.

I1

Displays ROM checksum.

I2

Tests and displays ROM checksum result.

I3

Displays modem manufacturer.

I4

Displays firmware revision and release date.

I5

Displays manufacturer information.

I9

Displays firmware model.

DISPLAY PROFILES

Type:

Immediate

Format:

AT [cmds] &Vn [cmds]

Description:

Displays the configuration profile indicated.

Command

Function

&V

Displays current command settings.

&V0

Displays stored profile 0.

&V1

Displays stored profile 1.

&V2

Displays stored profile 2.

&V3

Displays stored profile 3.

&V8

Displays the differences between the active and the default profile.

DSR SIGNAL

Type:

Configuration

Format:

AT [cmds] %Sn [cmds]

Description:

Controls the behaviour of the DSR signal.

Command

Function

í %S0

DSR normal.

%S1

DSR follows DTR.

EXTENDED RESULT CODES

Type:

Configuration

Format:

AT [cmds] %Un [cmds]

Description:

Selects which extended result codes the modem will display.

Command

Function

í %U0

/REL result codes will be displayed for all error correction connections.

%U1

V.42 result codes will be displayed.

%U2

V.42 and V.42bis, MNP2 - 5, MNP10, and DES result codes will be displayed.

EXTENDED RESULT CODES - /REL

Type:

Configuration

Format:

AT [cmds] \Vn [cmds]

Description:

Selects /REL extended result codes.

Command

Function

í \V0

/REL result codes disabled.

\V1

/REL result codes enabled.

\V8

Extended result codes enabled.

\V9

Extended result codes enabled with diagnostic information.

FLASH DIAL MODIFIER TIME

Type:

Register

Format

AT [cmds] S100=n [cmds]

Default:

5

Range:

1 - 10

Unit:

.1 second

Description:

Time the modem will go on-hook upon receiving the ! dial modifier in dial string.

FLOW CONTROL

Type:

Configuration

Format:

AT [cmds] &Kn [cmds]

Description:

Selects the type of flow control the modem will use.

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.

í &K9

Failsafe flow control enabled.

FRONT PANEL SWITCHES SW1/1 AND SW1/2

Type:

Configuration

Format:

AT [cmds] %Fn [cmds]

Description:

Controls the function of front panel switches SW1/1 and SW1/2.

Command

Function

%F0

Switches SW1/1 and SW1/2 control V.25bis settings.

í %F1

Switches SW1/1 and SW1/2 control DSR and DTR settings.

FRONT PANEL TESTS

Type:

Configuration

Format:

AT [cmds] #Fn [cmds]

Description:

Selects whether the front panel switches may be used to cause the modem to enter a test mode.

Command

Function

í #F0

Front panel test modes disabled.

#F1

Front panel test modes enabled.

HELP

Type:

Immediate

Format:

AT [cmds] ? [cmds]

Description:

Displays help on the modem's commands.

HELP SCREEN LENGTH

Type:

Register

Format:

AT [cmds] S97=n [cmds]

Default:

24

Range:

1 - 255

Unit:

1 line

Description:

Sets the number of lines of text of the help screen the modem will display before pausing.

HELP SCREEN WIDTH

Type:

Register

Format:

AT [cmds] S96=n [cmds]

Default:

80

Range:

1 - 255

Unit:

1 column

Description:

Sets the number of characters wide the modem will format the help screen to display.

INTERRUPT DIALING SEQUENCE

Type:

Configuration

Format:

AT [cmds] &Nn [cmds]

Description:

Selects whether a dial or connect sequence may be interrupted by user input.

Command

Function

&N0

Dial interrupt disabled.

í &N1

Dial interrupt enabled.

LED MODE

Type:

Configuration

Format:

AT [cmds] %Mn [cmds]

Description:

Sets what the front-panel LEDs indicate.

Command

Function

í %M0

LEDs indicate line speed.

%M1

LEDs indicate line quality, V.42 and MNP errors, and flow control.

LINE TYPE

Type:

Configuration

Format:

AT [cmds] &Ln [cmds]

Description:

Selects the type of telephone line the modem is connected to.

Command

Function

í &L0

Modem is connected to switched line.

&L1

Modem is connected to leased line.

&L2

Modem is connected to leased line in auto-originate mode.

&L3

Modem is connected to leased line in auto-answer mode.

LOCAL SERIAL PORT SPEED

Type:

Configuration

Format:

AT [cmds] Rn [cmds]

Description:

Sets the speed of the local serial port.

Command

Function

R9

Set local serial port speed to 9600bps.

R14

Set local serial port speed to 14.4Kbps.

R19

Set local serial port speed to 19.2Kbps.

R28

Set local serial port speed to 28.8Kbps.

R38

Set local serial port speed to 38.4Kbps.

R57

Set local serial port speed to 57.6Kbps.

R115

Set local serial port speed to 115.2Kbps.

R230

Set local serial port speed to 230.4Kbps.

LOCAL SERIAL PORT SPEED - NON-STANDARD

Type:

Configuration

Format:

AT [cmds] %Nn [cmds]

Description:

Selects non-standard serial port speeds above 14.4Kbps.

Command

Function

í %N0

Standard serial port speeds used.

%N1

Speeds above 14.4Kbps are 20.8Kbps, 41.6Kbps, and 62.4Kbps.

%N2

Speeds above 14.4Kbps are 19.2Kbps, 28.8Kbps, 38.4Kbps, and 51.2Kbps.

LOCAL SERIAL PORT SPEED - V.25bis MODE

Type:

Configuration

Format:

AT [cmds] #Qn [cmds]

Description:

Sets the speed of the local serial port when in V.25bis mode.

Command

Function

#Q9

Set local serial port speed to 9600bps.

#Q14

Set local serial port speed to 14.4Kbps.

#Q19

Set local serial port speed to 19.2Kbps.

#Q28

Set local serial port speed to 28.8Kbps.

#Q38

Set local serial port speed to 38.4Kbps.

#Q57

Set local serial port speed to 57.6Kbps.

#Q115

Set local serial port speed to 115.2Kbps.

#Q230

Set local serial port speed to 230.4Kbps.

MNP10

Type:

Configuraion

Format:

AT [cmds] #Kn [cmds]

Description:

Selects whether the modem will attempt to use MNP10 error correction.

Command

Function

#K0

MNP10 disabled.

í #K1

MNP10 enabled.

#K2

MNP10 enabled for cellular connections only.

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 speed set by B command.

%H1

Link will be negotiated at 1200bps.

%H2

Link will be negotiated at 4800bps.

%H3

Link will be negotiated at 9600bps.

%H9

Link will be negotiated at speed set by B command and modem will not fall forward.

ON-LINE

Type:

Immediate

Format:

AT [cmds] On

Description:

Instructs the modem to return to the on-line state.

Note:

O3 through O7 are only valid for V.32 and V.32bis connections.

Command

Function

O0

Return to on-line state.

O1

Return to on-line state and initiate retrain sequence.

O2

Initiate retrain sequence.

O3

Re-negotiate speed to 4800bps and return to on-line state.

O4

Re-negotiate speed to 7200bps and return to on-line state.

O5

Re-negotiate speed to 9600bps and return to on-line state.

O6

Re-negotiate speed to 12Kbps and return to on-line state.

O7

Re-negotiate speed to 14.4Kbps and return to on-line state.

PROTOCOL/SPEED

Type:

Configuration

Format:

AT [cmds] Bn [cmds]

Description:

Selects the protocol and speed the modem will attempt to connect at.

Command

Function

B0

Select protocol specified by #B at 1200bps.

B1

Auto-detect the highest common connect speed.

B2

Select protocol specified by #B at 1200bps.

B3

Select V.21 at 300bps speed.

B4

Select Bell 103 at 300bps speed.

B5

Select V.23 at 1200/75bps speed.

B6

Select V.22 at 1200bps speed.

B7

Select Bell 212A at 1200bps speed.

B8

Select V.22bis at 2400bps speed.

B9

Auto-detect the highest common connect speed.

B10

Select V.32 at 4800bps speed.

B11

Select V.32bis at 7200bps speed.

B12

Select V.32bis uncoded at 9600bps speed.

B13

Select V.32bis at 9600bps speed.

B14

Select V.32bis at 12Kbps speed.

B15

Select V.32bis at 14.4Kbps speed.

B16

Select V.34 at 14.4Kbps speed.

B17

Select V.34 at 16.8Kbps speed.

B18

Select V.34 at 19.2Kbps speed.

B19

Select V.34 at 21.6Kbps speed.

B20

Select V.34 at 24Kbps speed.

B21

Select V.34 at 26.4Kbps speed.

B22

Select V.34 at 28.8Kbps speed.

PROTOCOL/SPEED MODIFIER

Type:

Configuration

Format:

AT [cmds] #Bn [cmds]

Description:

Selects the communication protocol for low-speed data calls.

Command

Protocol

í #B0

B2 indicates modem will use ITU-T V.22 at 1200bps; B0 indicates modem will use V.23 at 1200bps.

#B1

B0 indicates modem will use ITU-T V.22 at 1200bps; B2 indicates modem will use V.23 at 1200bps.

REMOTE CONFIGURATION

Type:

Configuration

Format:

AT [cmds] #An [cmds]

Description:

Sets whether the modem will allow remote configuration sessions.

Command

Function

#A0

Remote configuration disabled.

#A1

Remote configuration enabled.

í #A2

Remote configuration enabled and configuration password required.

REMOTE CONFIGURATION CHARACTER

Type:

Register

Format:

AT [cmds] S67=n [cmds]

Default:

42

Range:

0 - 127

Unit:

1 ASCII character

Description:

Defines the character that, when sent four times within the guard time set by S12, will notify the modem that a remote configuration session has been requested.

REMOTE CONFIGURATION SEQUENCE GUARD TIME

Type:

Register

Format

AT [cmds] S66=n [cmds]

Default:

10

Range:

1 - 255

Unit:

.1 second

Description:

Maximum allowable time between remote configuration character sequence initiation and completion for the remote configuration sequence to be executed.

REMOTE CONFIGURATION SEQUENCE

Type:

Immediate

Format:

****<WAIT>

Description:

Initiates the remote configuration escape sequence, requesting to begin a remote configuration session with the remote modem. The modem must receive the four characters set with the S67 command within the time allotted by S66.

Note:

Do not precede this command with AT.

RESULT CODES

Type:

Configuration

Format:

AT [cmds] Qn [cmds]

Description:

Enables modem to send result codes to the DTE.

Command

Function

í Q0

Result codes enabled.

Q1

Result codes disabled.

Q2

Result codes enabled in originate mode only.

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; basic result codes only enabled.

X1

Busy and dial tone detection disabled; basic result codes with connect speed enabled.

X2

Busy tone detection disabled, dial tone detection enabled; basic result codes with connect speed enabled.

X3

Busy tone detection enabled, dial tone detection disabled; basic result codes with connect speed enabled.

X4

Busy and dial tone detection enabled; basic result codes with connect speed enabled.

í X5

Busy and dial tone detection enabled; basic result codes with connect speed enabled; RINGING response enabled..

X6

Busy tone detection enabled, dial tone detection disabled; basic result codes with connect speed enabled; RINGING response enabled.

SECURITY MENU MODE

Type:

Immediate

Format:

AT [cmds] #S

Description:

Commands the modem to enter security menu mode.

SPEAKER MODE

Type:

Configuration

Format:

AT [cmds] Mn [cmds]

Description:

Selects various speaker options.

Command

Function

M0

Speaker disabled.

í M1

Speaker enabled until carrier signal detected.

M2

Speaker enabled.

M3

Speaker enabled following dialing, then disabled after carrier signal detected.

M4

Speaker enabled during dialing, answering, and line speed changes.

SYNCHRONOUS MODE ENCODING

Type:

Configuration

Format:

AT [cmds] #Nn [cmds]

Description:

Selects the type of character encoding the modem will use when in synchronous V.25bis mode.

Command

Function

í #N0

Modem will use NRZ encoding.

#N1

Modem will use NRZI encoding.

TRANSMISSION LEVEL

Type:

Configuration

Format:

AT [cmds] %Ln [cmds]

Default:

Unidentified

Range:

11 - 19

Unit:

-1 dBm

Description:

Sets the signal level for transmission. If no value is given the current transmission level is displayed.

V.13 REMOTE RTS

Type:

Configuration

Format:

AT [cmds] *Rn [cmds]

Description:

Toggles V.13 remote RTS signaling.

V.22bis AND BELOW EQM THRESHHOLD

Type:

Register

Format:

AT [cmds] S45=n [cmds]

Default:

98

Range:

0 - 255

Unit:

Unidentified

Description:

Sets the quality threshhold for connections at V.22bis and below.

V.22bis ON LEASED LINE

Type:

Configuration

Format:

AT [cmds] #In [cmds]

Description:

Selects whether the modem will use the switched line standard for V.22bis modulation when operating over a leased line connection.

Command

Function

í #I0

Modem will use leased line V.22bis over leased lines.

#I1

Modem will use switched line V.22bis over leased lines.

V.25bis CHARACTER SET

Type:

Configuration

Format:

AT [cmds] #Un [cmds]

Description:

Selects the character set the modem will use when in V.25bis mode.

Command

Function

í #U0

Modem will use ASCII characters.

#U1

Modem will use EBCDIC characters.

V.25bis IGNORE INCOMING CALL

Type:

Register

Format:

AT [cmds] S71=n [cmds]

Default:

0

Range:

0 - 30

Unit:

1 second

Description:

The function of this register is unidentified.

V.32 AND V.32bis EQM THRESHHOLD

Type:

Register

Format:

AT [cmds] S33=n [cmds]

Default:

3

Range:

0 - 255

Unit:

Unidentified

Description:

Sets the quality threshhold for connections at V.32 and V.32bis.

V.34 MODE

Type:

Configuration

Format:

AT [cmds] *Cn [cmds]

Description:

Selects whether the modem will use V.34 mode.

Command

Function

í *C0

V.34 mode enabled.

*C1

V.34 mode disabled; V.FC used for 28.8Kbps connections..

V.42 DETECTION PHASE

Type:

Configuration

Format:

AT [cmds] #Jn [cmds]

Description:

Selects whether the modem will go through the V.42 detection phase.

Command

Function

#J0

V.42 detection phase disabled.

í #J1

V.42 detection phase enabled.

V.42 DETECTION PHASE TIME

Type:

Register

Format:

AT [cmds] S62=n [cmds]

Default:

75

Range:

0 - 255

Unit:

10 mS

Description:

Sets the length of the V.42 detection phase.

VOICE - DEAD MAN TIMEOUT

Type:

Register

Format:

AT [cmds] S105=n [cmds]

Default:

30

Range:

0 - 255

Unit:

1 second

Description:

The function of this command is unidentified.

WELCOME MESSAGE

Type:

Configuration

Format:

AT [cmds] *Wxxxx|xxxx [cmds]

Description:

Sets the welcome message displayed to incoming connections. The vertical bar (|) character may be used to specify line breaks. The message must be 80 characters or less.

WELCOME MESSAGE DISPLAY

Type:

Configuration

Format:

AT [cmds] %Wn [cmds]

Description:

Selects whether the modem will display the welcome message to incoming connections.

Note:

See the *W command for more information.

Command

Function

í %W0

Welcome message will not be displayed.

%W1

Welcome message will be displayed.