VEN-TEL, INC.

PCMV.32BIS

Modem Type

Data (synchronous/asynchronous)/Fax

Maximum Data Rate

14.4Kbps

Maximum Fax Rate

14.4Kbps

Data Bus

External

Fax Class

8-bit ISA

Data Modulation Protocol

Bell 103A/212A

ITU-T V.21, V.22, V.22bis, V.23, V.32, V.32bis

Fax Modulation Protocol

Unidentified

Error Correction/Compression

MNP5, V.42, V.42bis

CONNECTIONS

Purpose

Location

Purpose

Location

Line in/line out

CN1

Line out/line out

CN2

COM PORT SELECTION

Port

SW1/3

SW1/4

COM1

Closed

Open

COM2

Open

Open

COM3

Closed

Closed

COM4

Open

Closed

FACTORY CONFIGURED SETTINGS

Switch

Setting

SW1/1

Unidentified

SW1/2

Unidentified

Proprietary AT Command Set

RESULT CODE CARRIAGE RETURN

Type:

Configuration

Format:

AT [cmds] %Gn [cmds]

Example:

AT %G1 &W<CR>

Description:

Appends carriage return to result codes.

Command

Function

%G0

Do not append carriage return.

» %G1

Append carriage return.

BUSY OUT

Format

AT [cmds] *Kn [cmds]

Example:

AT*K1<CR>

Default:

_

Range:

0-15

Unit:

Rings.

Description:

Sends busy signal after n rings without DTR signal.

CHARACTER LENGTH

Type:

Configuration

Format:

AT [cmds] \Fn [cmds]

Example:

AT \F3<CR>

Description:

Sets length of character.

Command

Function

__\F0

8 data bits, 1 stop bit, null parity.

\F1

8 data bits, 1 stop bit, odd parity.

\F2

8 data bits, 1 stop bit, even parity.

\F3

8 data bits, 2 stop bits, null parity.

\F4

7 data bits, 1 stop bit, null parity.

\F5

7 data bits, 1 stop bit, ___ parity.

\F6

7 data bits, 1 stop bit, even parity.

\F7

7 data bits, 2 stop bits, null parity.

\F8

7 data bits, 2 stop bits, odd parity.

\F9

7 data bits, 2 stop bits, even parity.

__\F10

Set character length to register S13.

COMPRESSION

Type:

Configuration

Format:

AT %Cn

Example:

AT %C0 *Y1<CR>

Description:

Selects data compression.

Command

Function

%C0

Data compression disabled.

__%C1

Data compression enabled.

CONNECT MODE

Type:

Configuration

Format:

AT [cmds] \Nn [cmds]

Example:

AT \N1 DT555-1212<CR>

Description:

Sets connect mode.

Command

Function

__\N1

Direct mode.

__\N0

Normal mode.

__\N2

Reliable mode.

__\N3

Auto-reliable mode.

DIAL CONTINUOUSLY

Type:

Configuration

Format:

AT [cmds] *Rn

Example:

AT *R0<CR>

Default:

0

Range:

0-9

Unit:

1 dial

Description:

Automatically dials next number in memory n times.

DISPLAY CURRENT COMMAND STATUS

Type:

Immediate

Format:

AT [cmds] \S [cmds]

Example:

AT &Z2=9W1-303-555-1212 \S<CR>

Description:

Displays current setting of modem commands.

DTR DIALING

Type:

Configuration

Format:

AT [cmds] %Dn [cmds]

Example:

AT %D1 DT555-1212<CR>

Description:

Turns DTR dialing on and off.

Command

Function

» %D0

DTR dialing disabled.

%D1

DTR dialing enabled.

ERROR CORRECTION MODE

Type:

Configuration

Format:

AT [cmds] *Yn [cmds]

Example:

AT *Y1 %C1<CR>

Description:

Selects active error-correction protocols.

Command

Function

*Y0

Auto-detect mode.

» *Y1

MNP and V.42bis enabled.

*Y2

V.42bis only enabled.

*Y3

MNP only enabled.

FLOW CONTROL

Type:

Configuration

Format:

AT [cmds] %Fn [cmds]

Example:

AT %F1 &K3<CR>

Description:

Selects flow control.

Command

Function

%F0

Flow control disabled.

%F1

Flow control enabled for DTE and DCE

» %F2

Flow control enabled.

FLOW CONTROL PASSTHROUGH

Type:

Configuration

Format:

AT [cmds] *Pn [cmds]

Example:

AT *P0 &W<CR>

Description:

Allows modem to act on, then transmit XON/XOFF characters.

Command

Function

» *PO

Passthrough enabled.

*P1

Passthrough disabled.

FLOW CONTROL TYPE

Type:

Configuration

Format:

AT [cmds] \Qn [cmds]

Example:

AT \Q0 A<CR>

Description:

Sets type of flow control used by modem.

Command

Function

» \Q0,\Q1,\Q2

XON/XOFF flow control enabled.

\Q3

CTS/RTS flow control enabled.

INACTIVITY TIMER

Type:

Register

Format:

AT [cmds] \Tn [cmds]

Example:

AT\T20<CR>

Default:

0

Range:

0-255

Unit:

1 second

Description:

Sets the length of time that the modem does not receive information before it disconnects.

INITIALIZATION STRING

Type:

Configuration

Format:

AT [cmds] *Vn=<cmds>

Example:

AT *V1=ATS11=45 M0<CR>

Description:

Stores string to be executed on power up or reset.

INITIALIZATION STRING DISPLAY

Type:

Immediate

Format:

AT [cmds] *V?

Example:

AT *V?<CR>

Description:

Displays stored strings to be executed on power up or reset.

LEASED LINE RECEIVE ATTENUATION

Type:

Configuration

Format:

AT [cmds] %Ln [cmds]

Example:

AT %L1 &W<CR>

Description:

Sets the attenuation for reception when in leased-line mode.

Command

Function

%L0

0 to -43 dB

» %L1

0 to -33 dB

%L2

0 to -26 dB

%L3

0 to -16 dB

LEASED LINE TRANSMISSION ATTENUATION

Type:

Configuration

Format:

AT [cmds] %Tn [cmds]

Example:

AT %T12<CR>

Default:

15

Range:

0 - 15

Unit:

.5 dB

Description:

Sets the attenuation for transmission when in leased-line mode.

NEGOTIATE LINE SPEED

Type:

Configuration

Format:

AT [cmds] %Qn [cmds]

Example:

AT %Q1 &W<CR>

Description:

Allows modem to negotiate down to Bell 202/V.23 while in answer mode

Command

Function

» %Q0

Bell 202/V.23 mode disabled.

%Q1

Substitute 300bps modes with Bell 202/V.23 when answering.

PULSE MODE INTERDIGIT DELAY

Type:

Configuration

Format:

AT [cmds] %Pn [cmds]

Example:

AT %N1 %P1 P<CR>

Description:

Sets interval between digits in pulse mode.

Command

Function

» %P0

750ms

%P1

650ms

%P2

850ms

PULSES PER DIGIT

Type:

Configuration

Format:

AT [cmds] %Nn [cmds]

Example:

AT %N1 %P1 P<CR>

Description:

Sets the number of pulses per digit dialed while in pulse mode.

Command

Function

» %N0

Digit value is number of pulses (0 digit generates 10 pulses).

%N1

Digit value minus ten pulses generated (0 digit generates 10 pulses).

%N2

Digit value plus one pulses generated (0 digit generates 1 pulse).

CD SIGNAL

Type:

Configuration

Format:

AT [cmds] %Vn [cmds]

Example:

AT %V0 Q0<CR>

Description:

CD signal state reflects remote modem’s RTS status.

Command

Function

» %V0

CD normal.

%V1

CD controlled by remote RTS signal.

RESET MODEM TO STORED PROFILE

Type:

Immediate

Format:

AT [cmds] %Sn [cmds]

Example:

AT%S6<CR>

Description:

Resets modem to stored profile.

ROAD KEY CUSTOMIZE

Type:

Configuration

Format:

AT [cmds] *A^x^x^x^x [cmds]

Example:

AT *A^M^H^I^I &W<CR>

Description:

Sets the key for Remote Options Access and Downloading (^ indicates ctrl key depressed). The default is ^R^O^A^D.

RESULT CODE FORMAT

Type:

Configuration

Format:

AT [cmds] \Vn [cmds]

Example:

AT \V0 Q0<CR>

Description:

Selects word or numeric format for information-text and result codes.

Command

Function

\V1

Numeric format enabled.

\V0

Verbose (word) format enabled.

ROAD INITIATE

Type:

Immediate

Format:

AT [cmds] *U [cmds]

Example:

AT *B0 *U O<CR>

Description:

Commands the modem to transmit stored Remote Access Options and Downloading key. The modem must have already connected.

ROAD KEY ENABLE

Type:

Configuration

Format:

AT [cmds] *Bn [cmds]

Example:

AT *B0 *U O<CR>

Description:

Enables Remote Options Access and Downloading.

Command

Function

» *B0

R.O.A.D. disabled.

*B1

R.O.A.D. enabled.

S-REGISTER DISPLAY

Type:

Immediate

Format:

AT [cmds] %R [cmds]

Example:

AT %R &W<CR>

Description:

Display contents of all S-registers.

SOFTWARE SETUP

Type:

Configuration

Format:

AT [cmds] *Sn [cmds]

Example:

AT *S1<CR>

Description:

Configures modem to communicate with specific communications software.

Command

Function

» *S0

Normal mode, Crosstalk compatible.

*S1

Smartcom II Ver. 3.0 compatible.

*S3

Smartcom III Ver. 1.0 compatible.

TIME AND DATE DISPLAY

Type:

Immediate

Format:

AT [cmds] \D? [cmds]

Example:

AT \D0=12:30 \D1=03/26 \D?<CR>

Description:

Display time and date.

TIME AND DATE SET

Type:

Configuration

Format:

AT [cmds] \Dn=xxxx [cmds]

Example:

AT \D0=12:30 \D1=03/26 \D?<CR>

Description:

Sets time and date.

Command

Function

\D0

Set time.

\D1

Set date.

COMMAND SET - V.25bis

Type:

Configuration

Format:

AT [cmds] V.25

Example:

AT V.25<CR>

Description:

Enables V.25bis mode.

V.25bis Command Set

AT COMMAND SET

Type:

Immediate

Format:

ATC

Example:

ATC<CR>

Description:

Switch to AT command set.

CLEAR STORED NUMBER

Type:

Configuration

Format:

CLAnn

Example:

CLA 07 <CR>

Description:

Deletes number stored at memory location n.

DISPLAY STORED NUMBERS

Type:

Immediate

Format:

RLNn

Example:

RLN2<CR>

Description:

Display insecure number in memory location n. If no number is given, all insecure numbers will be displayed.

REDIAL

Type:

Immediate

Format:

DLN

Example:

DLN<CR>

Description:

Redial last number dialed by CRN command.

V.25bis Result Codes

STORED NUMBERS LIST

Type:

Result code

Format:

LSNxxxx

Example:

LSN 443-3388

Description:

Displays stored numbers. xxxx may specify a memory location, phone number, or status. If no code was specified with RLN, all stored numbers are displayed.