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9600V42

CARDINAL TECHNOLOGIES, INC.

9600V42

Card Type

Modem(synchronous/asynchronous)

Chip Set

Unidentified

Maximum Data Rate

9600bps

Data Bus

External

Data Modulation Protocol

Bell 103A/212A

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

Error Correction/Compression

MNP5, V.42, V.42bis

CONNECTIONS

Function

Label

Function

Label

Line out

CN1

DC power

CN4

Line in

CN2

Power switch

SW1

RS-232/422

CN3

   

DIAGNOSTIC LED(S)

LED

Color

Status

Condition

MR

Green

On

Power is on

MR

Yellow

On

Power is on and modem is in test mode

MR

Green

Off

Power is off

TR

Green

On

DTR signal is high

TR

Green

Off

DTR signal is low

SD

Green

On

Modem is transmitting data

SD

Green

Off

Modem is not transmitting data

RD

Green

On

Modem is receiving data

RD

Green

Off

Modem is not receiving data

OH

Green

On

Modem is off-hook

OH

Green

Off

Modem is on-hook

CD

Green

On

Carrier signal detected

CD

Green

Off

Carrier signal not detected

AA/RI

Green

On

Auto-answer enabled

AA/RI

Green

Off

Auto-answer disabled

AA/RI

Green

Blinking

Phone is ringing

HS

Green

On

Modem is operating at 4800bps or faster

HS

Green

Off

Modem is operating at slower than 4800bps

Proprietary AT Command Set

ACCEPT RELIABLE MODE

Type:

Configuration

Format:

AT [cmds] \U

Description:

Forces modem to wait 12 seconds for a reliable link request

AUTO-RETRAIN

Type:

Configuration

Format:

AT %En

Description:

Selects auto-retrain mode

Command

Function

í %E0

Auto-retrain disabled

%E1

Auto-retrain enabled

BREAK SEND

Type:

Configuration

Format:

AT [cmds] \Bn [cmds]

Default:

3

Range:

3-9

Unit:

.1 second

Description:

Sends break of specified length to remote modem

BREAK TYPE

Type:

Configuration

Format:

AT [cmds] \Kn [cmds]

Description:

Configures action of break signal

Command

Break from DTE while in auto reliable mode

Break from DTE while in normal mode

Break from DTE while in direct mode

\K0

Enter command mode, do not send break to remote modem

Buffers cleared and break sent to remote modem

Send break to remote modem and enter command mode

\K1

Buffers cleared and break sent to remote modem

Buffers cleared and break sent to remote modem

Send break to remote modem immediately

\K2

Enter command mode, do not send break to remote modem

Send break to remote modem immediately

Send break to remote modem and enter command mode

\K3

Send break to remote modem immediately

Send break to remote modem immediately

Send break to remote modem immediately

\K4

Enter command mode, do not send break to remote modem

Send break to remote modem with transmitted data

Send break to remote modem and enter command mode

í \K5

Send break with transmitted data

Send break to remote modem with transmitted data

Send break to remote modem immediately

COMPRESSION

Type:

Configuration

Format:

AT %Cn

Description:

Selects data compression

Command

Function

%C0

Data compression disabled

í %C1

Data compression enabled

COMPRESSION

Type:

Configuration

Format:

AT [cmds] %Mn [cmds]

Description:

Selects data compression

Command

Function

%M0

Data compression disabled

%M1

Data compression enabled on transmit only

%M2

Data compression enabled on receive only

í %M3

Data compression enabled

COMPRESSION DICTIONARY RESET

Type

Configuration

Format

AT [cmds] %P [cmds]

Description

Resets the local and remote compression dictionaries

COMPRESSION DICTIONARY SIZE

Type

Configuration

Format

AT [cmds] %Dn [cmds]

Description

Sets the maximum number of conversion characters for the compression dictionary

Command

Function

%D0

512 characters

%D1

1024 characters

í %D2

2048 characters

%D3

4096 characters (one way compression only)

COMPRESSION STRING LENGTH

Type

Configuration

Format

AT [cmds] %Sn [cmds]

Default

32

Range

6-250

Unit

1 character

Description

Sets the maximum number of characters that can be compressed into one word

CONNECT MODE

Type:

Configuration

Format:

AT [cmds] \Nn [cmds]

Description:

Sets connect mode

Command

Function

\N0

Normal mode enabled

\N1

Direct mode enabled

\N2

Reliable mode enabled

í \N3

Auto-reliable mode enabled

CONVERT TO RELIABLE MODE

Type:

Configuration

Format:

AT [cmds] \Y [cmds]

Description:

Initiates reliable mode link

FLOW CONTROL

Type:

Configuration

Format:

AT [cmds] \Gn [cmds]

Description:

Selects XON/XOFF flow control.

Command

Function

í \G0

Flow control disabled

\G1

Flow control enabled

INACTIVITY TIMER

Type:

Configuration

Format:

AT [cmds] \T [cmds]

Default:

Unidentified

Range:

0-42

Unit:

1 minute

Description:

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

LINE SIGNAL LEVEL

Type

Immediate

Format

AT [cmds] %L [cmds]

Range

009-043

Unit

-1dBm

Description

Returns received line signal level

MAXIMUM BLOCK SIZE FOR TRANSMISSION

Type:

Configuration

Format:

AT [cmds] \An [cmds]

Description:

Sets the maximum transmittable block size

Command

Function

\A0

MNP block size is 64 characters

\A1

MNP block size is 128 characters

\A2

MNP block size is 192 characters

í \A3

MNP block size is 256 characters

MNP STREAM/BLOCK MODE

Type:

Configuration

Format:

AT [cmds] \Ln [cmds]

Description:

Selects the transfer mode for MNP

Command

Function

í \L0

Stream mode for MNP enabled

\L1

Block mode for MNP enabled

RELIABLE LINK REQUEST

Type:

Immediate

Format:

AT [cmds] \O

Description:

Forces a reliable mode request

REPORT SIGNAL QUALITY

Type:

Immediate

Format:

AT [cmds] %Q [cmds]

Description:

Reports signal quality. If the value is greater than 8, the modem will retrain.

SWITCH TO NORMAL MODE

Type:

Configuration

Format:

AT [cmds] \Z [cmds]

Description:

Switches to normal mode from reliable mode