HwMuseum | Index

CARDINAL TECHNOLOGIES, INC.

MVP34ISP

Card Type

Modem/Fax card

Chip Set

Unidentified

I/O Options

Line in, line out, microphone jack, speaker jack

Maximum Modem Rate

33.6Kbps

Maximum Fax Rate

14.4Kbps

Data Modulation Protocol

Bell 103/212A

ITU-T V34, V.32bis, V.32, V.22bis, V.22, V.21

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

16-bit ISA

CONNECTIONS

Function

Label

Function

Label

RJ-11 line in

CN1

Microphone jack

CN3

RJ-11 line out

CN2

Speaker jack

CN4

SERIAL PORT ADDRESS

Setting

JP1/A

JP1/B

JP1/C

JP1/D

JP1/E

JP1/F

COM1 (3F8h)

Closed

Open

Open

Open

Open

Open

COM2 (2F8h)

Open

Closed

Open

Open

Open

Open

COM3 (3E8h)

Open

Open

Closed

Open

Open

Open

COM4 (2E8h)

Open

Open

Open

Closed

Open

Open

í Plug & Play enabled

Open

Open

Open

Open

Closed

Closed

INTERRUPT

Setting

JP2/A

JP2/B

JP2/C

JP2/D

JP2/E

JP2/F

IRQ3

Open

Open

Open

Open

Open

Closed

IRQ4

Open

Open

Open

Open

Closed

Open

IRQ5

Open

Open

Open

Closed

Open

Open

IRQ7

Open

Open

Closed

Open

Open

Open

IRQ10

Open

Closed

Open

Open

Open

Open

IRQ11

Closed

Open

Open

Open

Open

Open

í Plug & Play enabled

Open

Open

Open

Open

Open

Open

SUPPORTED COMMAND SET

Basic AT Commands

AT, +++, A/

A, B, E, H, M, O, P, Q, T, V, W, Y, Z

&C, &G, &P, &S, &T, &V, &W, &Y, &Z

Extended AT Commands

\A, \B, \G, \K, \N,

%C, %E, %L, %Q

+MS

#CID

S Registers

S0, S1, S2, S3, S4, S5, S6, S7, S8, S9, S10, S11, S12, S14, S16, S18, S21, S22,

S23, S24, S25, S26, S27, S29, S30, S31, S32, S33, S38, S39, S40, S41, S95

 

Note: See MHI Help File for full command documentation.

PROPRIETARY AT COMMAND SET

AUTO-MODE DETECTION

Type:

Configuration

Format:

AT [cmds] Nn [cmds]

Description:

Selects various options for the automatic detection and negotiation of protocols during the handshake process if the modem is communicating with a remote modem of dissimilar speed.

Command

Function

N0

Auto-mode detection disabled; handshake begins at line speed designated by the S37 register.

í N1

Auto-mode detection enabled

DATA TERMINAL READY (DTR)

Type:

Configuration

Format:

AT [cmds] &Dn [cmds]

Description:

Selects modem response to DTR

Command

Function

&D0

DTR override

&D1

DTR toggle causes online command mode

í &D2

Normal DTR operations

&D3

Resets on receipt of DTR

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

DL

Re-dial last number

DP

Pulse dialing enabled

DS=n

Dial stored telephone number n

DT

Tone dialing enabled/Pulse dialing disabled

DW

Dialing resumed following dial tone detection

D,

Dialing paused for amount of time specified in S8 register

D"WXY"

Optional method of denoting telephone numbers. Letters enclosed in quotes are interpreted as numbers according to the system found on a telephone keypad.

D*

The star digit (touch tone only)

D#

The gate digit (touch tone only)

D!

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

D@

Wait for Quite 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/

Delays 125 ms. Before proceeding with dial string

D^

Calling tone enable/disable for current call only

D;

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

D&

Waiting for AT&T "bong" tone

FLOW CONTROL

Type:

Configuration

Format:

AT [cmds] &Kn [cmds]

Description:

Enables/disables flow control

Command

Line Type

&K0

Flow control disabled

í &K3

Hardware, RTS/CTS flow control enabled

&K4

Software, XON/XOFF flow control enabled

&K5

Transparent software, XON/XOFF flow control enabled

&K6

Software & hardware flow control enabled

Note: Default setting for fax operations is &K6

REPORT INFORMATION

Type:

Immediate

Format:

AT [cmds] In [cmds]

Description:

Displays information requested

Command

Function

I0

Reports four digit product code

I1

Reports firmware checksum

I2

Verify checksum

I3

Reports firmware revision

I4

Reports identifier string

I5

Reports country code

I6

Reports data pump modem and revision

SELECT CALL PROGRESS 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; extended result codes diabled.

X1

Busy and dial tone detection disabled; extended result codes enabled.

X2

Busy tone detection disabled, dial tone detection enabled; extended result codes enabled.

X3

Busy tone detection enabled, dial tone detection disabled; extended result codes enabled.

X4

Busy and dial tone detection enabled; extended result codes enabled.

SPEAKER VOLUME

Type:

Configuration

Format:

AT [cmds] Ln [cmds]

Description:

Controls speaker volume

Command

Function

L0

Low volume setting

í L1

Low volume setting

L2

Medium volume setting

L3

Highest volume setting

AT VOICE COMMAND SET

AUDIO MODULATION

Type:

Configuration

Format:

AT [cmds] -SQS=x,y [cmds]

Description:

Selects data speed with audio modulation; enable/disable automode

Command

Function

í x=0

V.61 modulation enabled (4800bps)

x=1

V61+ modulation enabled (4800bps - 9600bps)

x=2

V34Q modulation enabled (4800bps - 14.4Kbps)

y=0

Automode disabled

í y=1

Automode enabled

AUDIOSPAN MODE

Type:

Configuration

Format:

AT [cmds] -SMS=x,y,z [cmds]

Description:

Selects audiospan modem; selects voice and data speed

Command

Function

í x=0

Audiospan disabled/data only

x=1

Reserved

x=2

Audiospan enabled

y=4800

Minimum voice+data speed set to 4800bps

y=7200

Minimum voice+data speed set to 7200bps

y=9600

Minimum voice+data speed set to 9600bps

y=12000

Minimum voice+data speed set to 12.0Kbps

y=14400

Minimum voice+data speed set to 14.4Kbps

z=4800

Maximum voice+data speed set to 4800bps

z=7200

Maximum voice+data speed set to 7200bps

z=9600

Maximum voice+data speed set to 9600bps

z=12000

Maximum voice+data speed set to 12.0Kbps

z=14400

Maximum voice+data speed set to 14.4Kbps

DATA BURST

Type:

Configuration

Format:

AT [cmds] -SMCn [cmds]

Description:

Data burst enable/disable.

Command

Function

SMC0

Data burst disabled; audio channel open at all times during connection

í SMC1

Data burst enabled; audio channel open only when data is detected on network

DISTINCTIVE RING

Format:

AT [cmds] -SDR=n [cmds]

Default:

Unidentified

Range:

0 - 255

Description:

Selects which distinctive ring signals the modem will respond to.

Bit

Value

Function

0

0

Distinctive ring disabled

1

0

1

Distinctive ring type 1 disabled.

Distinctive ring type 1enabled.

2

0

1

Distinctive ring type 2disabled

Distinctive ring type 2 enabled.

3

0

1

Distinctive ring types 1 & 2 disabled.

Distinctive ring types 1 & 2 enabled.

4

0

1

Distinctive ring type 3 disabled.

Distinctive ring type 3 enabled.

5

0

1

Distinctive ring types 1 & 3 disabled.

Distinctive ring types 1 & 3 enabled.

6

0

1

Distinctive ring types 2 & 3 disabled.

Distinctive ring types 2 & 3 enabled.

7

0

1

Distinctive ring types 1, 2 & 3 disabled.

Distinctive ring types 1, 2 & 3 enabled.

MNP10EC

Type:

Configuration

Format:

AT [cmds] -SECn, [<tx level>] [cmds]

Range (tx level)

0-30dBm

Description:

Enable/disable MNP10EC

Command

Function

í -SEC0

MNP10EC disabled

-SEC1 [<tx level>]

MNP10EC enabled. The transmission level will be defined by <tx level>

VOICE DEVICE

Type:

Configuration

Format:

AT [cmds] #VLS=n [cmds]

Description:

Selects the I/O device for the DSP chip.

Command

Function

í #VLS=0

Telephone line and handset used for voice I/O.

#VLS=1

Speakerphone used for voice I/O.

S(STATUS) -REGISTERS

CONNECTION FAILURE CODES

Type:

Register

Format

AT [cmds] S86? [cmds]

Description:

Reports codes which correspond to the possible causes of a connection failure

Value

Meaning

00

Normal hang up

04

Carrier signal lost

05

V.42 negotiation failed to detect an EC modem

09

No common protocol found

12

No failure - remote modem disconnected normally

13

Remote modem failed to respond after 10 re-transmissions same message

14

Violation of negotiated protocol caused failure

DCE LINE SPEED

Type:

Register

Format

AT [cmds] S37=n [cmds]

Description:

Sets the maximum allowable data exchange rate attempted during handshake process.

Command

Function

S37=0

Speed of last connection

S37=1

Reserved

S37=2

Reserved

S37=3

300bps

S37=4

Reserved

S37=5

1200bps, V.22

S37=6

2400bps, V.22bis

S37=7

1200/75bps, V.23

S37=8

4800bps, V.32bis/V.32

S37=9

9600bps, V.32bis/V.32

S37=10

12.0Kbps, V.32bis

S37=11

14.4Kbps, V.32bis

S37=12

7200bps, V.32bis

ERROR CORRECTION/COMPRESSION

Type:

Register

Format:

AT [cmds] S46=n [cmds]

Description:

Selects active error correction and compression protocols

Command

Function

S46=136

LAP-M only, no compression

S46=138

LAP-M with V.42bis data compression

ERROR CORRECTION NEGOTIATION

Type:

Register

Format

AT [cmds] S36=n [cmds]

Description:

Selects the action of the modem if it fails to connect with the error-correction protocol set in &Q.

Command

Function

S36=0

Hang up

S36=1

Attempt a direct connection

S36=3

Attempt a buffered connection

S36=4

Attempt a connection at MNP2-4; if that fails, hang up.

S36=5

Attempt a connection at MNP2-4; if that fails, attempt a direct connection.

S36=6

Reserved

S36=7

Attempt a connection at MNP2-4; if that fails, attempt a buffered connection.

FEATURE NEGOTIATION OPTIONS

Type:

Register

Format:

AT [cmds] S48=n [cmds]

Description:

Selects active error correction and compression protocols

Command

Function

S48=0

Detection negotiation disabled, XID negotiation disabled

S48=7

Fall-back to options set in S36