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MVP288IV

CARDINAL TECHNOLOGIES, INC.

MVP288IV

Modem Type

Data (synchronous/asynchronous)/Fax/Voice

Maximum Data Rate

28.8Kbps

Maximum Fax Rate

14.4Kbps

Data Bus

8 Bit ISA

Fax Class

Class I & 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.21CH2, V.27ter, V.29

Error Correction/Compression

MNP5, V.42, V.42bis

CONNECTIONS

Purpose

Location

Purpose

Location

Line out

CN1

Line in

CN2

Proprietary AT Command Set

AUTO-RETRAIN - FALLBACK/FALLFORWARD

Type:

Configuration

Format:

AT [cmds] %En [cmds]

Example:

AT %E2 <CR>

Description:

Controls auto-retrain mode and fallback/fall forward.

Command

Function

%E0

Auto-retrain disabled.

%E1

Auto-retrain enabled.

%E2

Fallback/fall forward enabled.

BIT-MAPPED REGISTERS

Register

Default

S14

138

S16

0

S21

52

S22

117

S23

62

S27

73

S28

0

S31

194

S39

3

S40

104

S41

195

BREAK SEND

Type:

Configuration

Format:

AT [cmds] \Bn [cmds]

Example:

AT \B3 &W<CR>

Default:

3

Range:

1-9

Unit:

.1 second

Description:

Sends break to modem.

BREAK TYPE

Type:

Configuration

Format:

AT [cmds] \Kn [cmds]

Example:

AT \K5 <CR>

Description:

Configures action of break signal.

Command

Break from DTE

Reliable/Normal mode

Modem receives \B

Break from remote modem

\K0

Enter command mode, do not send break to remote modem.

Buffers cleared and break sent to remote modem.

Buffers cleared and break sent to DTE.

\K1

Buffers cleared and break sent to remote modem.

Buffers cleared and break sent to remote modem.

Buffers cleared and break sent to DTE.

\K2

Enter command mode, do not send break to remote modem.

Send break to remote modem immediately.

Send break to DTE immediately.

\K3

Send break to remote modem immediately.

Send break to remote modem immediately.

Send break to DTE immediately.

\K4

Enter command mode, do not send break to remote modem.

Send break to remote modem with transmitted data.

Break sent with received data to the DTE.

\K5

Send break with transmitted data.

Send break to remote modem with transmitted data.

Break sent with received data to the DTE.

COMPROMISE EQUALIZER

Type:

Configuration

Format:

AT [cmds] :En [cmds]

Example:

AT :E1 &W<CR>

Description:

Controls V.32 compromise equalizer.

Command

Function

:E0

Equalizer disabled.

:E1

Equalizer enabled.

CONNECT MODE

Type:

Configuration

Format:

AT [cmds] \Nn [cmds]

Example:

AT \N1 DT555-1212<CR>

Description:

Sets connect mode.

Command

Function

\N0

Normal mode.

\N1

Direct mode.

\N2

Reliable mode.

\N3

Auto-reliable mode.

\N4

V.42 reliable mode.

\N5

MNP error correction mode

COMPRESSION

Type:

Configuration

Format:

AT [cmds] %Cn [cmds]

Example:

AT *EC0 %C1 *AP0<CR>

Description:

Selects data compression.

Command

Function

%C0

Data compression disabled.

%C1

MNP5 enabled.

%C2

V.42bis enabled.

%C3

MNP5 and V.42bis enabled.

EXTENDED RING

Format:

AT [cmds] -SDR=n [cmds]

Example:

AT-SDR=3<CR>

Default:

0

Range:

0 - 7

Unit:

Bit-mapped

Description:

Selects the response to extended ring types.

Bit

Value

Function

0

0

1

Do not respond to ring type 1.

Respond to ring type 1.

1

0

1

Do not respond to ring type 2.

Respond to ring type 2.

2

0

1

Do not respond to ring type 3.

Respond to ring type 3.

FLASH DIAL MODIFIER TIME

Format

AT [cmds] S29=n [cmds]

Example:

ATS29=70<CR>

Default:

70

Range:

0-255

Unit:

.001 second

Description:

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

FLOW CONTROL

Type:

Configuration

Format:

AT [cmds] \Gn [cmds]

Example:

AT \G0 &K3<CR>

Description:

Selects modem port flow control.

Command

Function

\G0

Flow control disabled.

\G1

Flow control enabled.

FLOW CONTROL CHARACTER - XOFF

Type:

Register

Format:

AT [cmds] S33=n [cmds]

Example:

ATS33=20<CR>

Default:

19

Range:

0-255

Unit:

ASCII

Description:

Sets the character used to represent XOFF.

FLOW CONTROL CHARACTER - XON

Type:

Register

Format:

AT [cmds] S32=n [cmds]

Example:

ATS32=20<CR>

Default:

17

Range:

0-255

Unit:

ASCII

Description:

Sets the character used to represent XON.

LINE SIGNAL LEVEL

Type:

Configuration

Format:

AT [cmds] %L [cmds]

Example:

AT %L &W<CR>

Description:

Returns recieved line signal level.

MAXIMUM BLOCK SIZE FOR TRANSMISSION

Type:

Configuration

Format:

AT [cmds] \An [cmds]

Example:

AT \A1 %C1<CR>

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.

\A3

MNP block size is 256 characters.

MNP10 TRANSMISSION LEVEL

Type:

Configuration

Format:

AT [cmds] -SECn,a [cmds]

Example:

AT-SEC1,24<CR>

Default:

Unidentified

Range:

a=0-30

Unit:

-1 dBm

Description:

Enables/disables and sets the transmission level for MNP10.

Command

Function

n=0

MNP10 disabled.

n=1

MNP10 enabled.

MODULATION SELECTION

Type:

Configuration

Format:

AT [cmds] +MS=xx,y,zzz,aaa [cmds]

Example:

AT +MS11,1,300,28800 &W<CR>

Description:

Sets options for active protocol. The transfer rates specified by z and a must be valid for the protocol selected.

Command

Function

x=0

V.21

x=1

V.22

x=2

V.22bis

x=3

V.23

x=9

V.32

x=10

V.32bis

x=11

V.34

x=64

Bell 103A

x=69

Bell 212A

x=74

V.FC

y=1

Auto-detect highest speed enabled.

y=0

Automode disabled.

z, a=300

Set minimum or maximum transfer rate at 300bps, respectively.

z, a=1200

Set minimum or maximum transfer rate at 1200bps, respectively.

z, a=2400

Set minimum or maximum transfer rate at 2400bps, respectively.

z, a=4800

Set minimum or maximum transfer rate at 4800bps, respectively.

z, a=7200

Set minimum or maximum transfer rate at 7200bps, respectively.

z, a=9600

Set minimum or maximum transfer rate at 9600bps, respectively.

z, a=12000

Set minimum or maximum transfer rate at 12000bps, respectively.

z, a=14400

Set minimum or maximum transfer rate at 14400bps, respectively.

z, a=16800

Set minimum or maximum transfer rate at 16800bps, respectively.

z, a=19200

Set minimum or maximum transfer rate at 19200bps, respectively.

z, a=21600

Set minimum or maximum transfer rate at 21600bps, respectively.

z, a=24000

Set minimum or maximum transfer rate at 24000bps, respectively.

z, a=26400

Set minimum or maximum transfer rate at 26400bps, respectively.

z, a=28800

Set minimum or maximum transfer rate at 28800bps, respectively.

REPORT INFORMATION

Type:

Immediate

Format:

AT [cmds] In [cmds]

Example:

AT I1 O<CR>

Description:

Displays modem properties.

Command

Function

I0

Reports product code.

I1

Reports firmware checksum.

I2

Reports firmware checksum result. (Report OK if correct)

I3

Reports firmware revision.

I4

Reports identifier string.

I5

Reports country code.

I6

Reports Data Pump modem and revision.

REPORT SIGNAL QUALITY

Type:

Configuration

Format:

AT [cmds] %Q [cmds]

Example:

AT %Q &W<CR>

Description:

Reports signal quality.

SLEEP TIMER

Format

AT [cmds] S24=n [cmds]

Example:

ATS24=0<CR>

Default:

0

Range:

0 - 255

Unit:

1 second

Description:

Maximum duration of DTE and DCE inactivity allowed prior to initiating low-power sleep mode.

TRANSMISSION LEVEL

Type:

Configuration

Format:

AT [cmds] @Mn [cmds]

Example:

AT @M25 &W<CR>

Default:

0

Range:

11-30

Unit:

-1 dBm

Description:

Sets the signal level for transmission.

Command

Function

@M0

-26dBm

@M1

-30dBm

@M2-@M10

-10dBm

VOICE SENSING OFF-HOOK

Type:

Configuration

Format:

AT [cmds] #CEXT=n [cmds]

Example:

AT #CEXT=1 &W<CR>

Description:

During Voicemail monitoring, user can pick-up phone on any extention phone, other than the one hooked-up to the modem.

Command

Function

#CEXT=0

Sensing disabled.

#CEXT=1

Sensing enabled.

#CEXT?

Displays current value.

#CEXT=?

Displays valid range.