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LEOPARD 56K

SHARK MULTIMEDIA

LEOPARD 56K

Card Type

Modem (asynchronous)

Chip Set

Rockwell

I/O Options

Line in, line out, microphone in, speaker out

Maximum Modem Rate

56Kbps

Maximum Fax Rate

14.4Kbps

Data Modulation Protocol

Bell 103/212A

ITU-T V.34, V.FC, V.32bis, V.32, V.22bis, V.22, V.23, V.21

Fax Modulation Protocol

ITU-T V.17, V.21CH2, V.27ter, V.29, Unidentified

Error Correction/Compression

MNP5, V.42bis

Fax Class

Class I & II

Data Bus

16-bit ISA

Card Size

Half-length, half-height card

CONNECTIONS

Function

Label

Function

Label

Line out

CN1

Microphone

CN3

Line in

CN2

Speaker out

CN4

SUPPORTED COMMAND SET

Basic AT Commands

AT, A/

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

&D, &M, &P, &Q, &R, &T, &W, &X, &Y, &Z

Extended AT Commands

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

%C, %E, %L, %Q

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, S28, S29, S30, S38, S39, S40, S46, S48, S82, S91, S92, S95

Special Commands

-K, +MS

Note: See MHI Help File for full command documentation.

 

 

 

Proprietary AT Command Set

TRANSMIT CARRIER

Type:

Configuration

Format:

AT [cmds] Cn [cmds]

Description:

Controls the transmit carrier switching

Note: Disabling the transmit carrier puts the modem in receive-only mode

Command

Function

í C1

Return OK message

ECHOPLEX

Type:

Configuration

Format:

AT [cmds] Fn [cmds]

Description:

Selects whether commands sent while in data mode are echoed

Note: This command is only supported on older modems

Command

Function

F0

Auto detect mode

í F1

V.21 or Bell 103

F3

V.23 line modulation

F4

V.22 or Bell 212A 1200bps line speed

F5

V.22bis line modulation

F6

V.32bis or V.32 4800 line modulation

F7

V.32bis 7200 line modulation

F8

V.32bis or V.32 9600 line modulation

F9

V.32bis 12000 line modulation

F10

V.32bis 14400 line modulation

REPORT INFORMATION

Type:

Immediate

Format:

AT [cmds] In [cmds]

Description:

Displays information requested

Command

Function

I0

Reports modem model and speed

I1

Reports ROM checksum

I2

Report OK

I3

Report firmware revision, model, and interface type

I4

Report response programmed by OEM

I5

Report the country code parameter

I6

Report modem data pump model and code revision

I7

Report DAA code

 

 

 

 

 

 

 

SPEAKER VOLUME

Type:

Configuration

Format:

AT [cmds] Ln [cmds]

Description:

Controls speaker volume

Command

Function

L0

Low volume setting

L1

Low volume setting

L2

Medium volume setting

L3

Highest volume setting

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

í N1

Auto-mode detection enabled

RLSD

Type:

Configuration

Format:

AT [cmds] &Cn [cmds]

Description:

Selects whether the RLSD option is enabled or disabled

Command

Function

í &C0

Force RLSD active regardless of the carrier state

&C1

Allow RLSD to follow the carrier state

FACTORY DEFAULT PROFILE

Type:

Configuration

Format:

AT [cmds] &F [cmds]

Description:

Sets values in active profile to values found in the default profile

Command

Function

í &F0

Restore factory configuration 0

&F1

Restore factory configuration 1

 

 

 

 

 

 

 

 

 

 

 

 

GUARD TONE

Type:

Configuration

Format:

AT [cmds] &Gn [cmds]

Description:

Commands the modem to transmit a guard tone in V.22/V.22bis

Note: Used primarily for international data transmission

Command

Function

í &G0

Guard tone disabled

&G1

Guard tone disabled

&G2

1800Hz guard tone enabled

JACK TYPE

Type:

Configuration

Format:

AT [cmds] &Jn [cmds]

Description:

Included for compatibility, performs no function.

FLOW CONTROL

Type:

Configuration

Format:

AT [cmds] &Kn [cmds]

Description:

Enables flow control options

Command

Function

&K0

Flow control disabled

í &K3

RTS/CTS flow control enabled

&K4

XON/XOFF flow control enabled

&K5

Transparent XON/XOFF flow control enabled

&K6

RTS/CTS and XON/XOFF flow control enabled

LINE TYPE

Type:

Configuration

Format:

AT [cmds] &Ln [cmds]

Description:

Selects line type

Command

Line Type

&L0

Switched line (PSTN/Dial-up)

DATA SET READY (DSR)

Type:

Configuration

Format:

AT [cmds] &Sn [cmds]

Description:

Selects DSR options

Command

Function

&S0

DSR forced high

í &S1

DSR high only while modem is handshaking or connected

CONFIGURATION PROFILES

Type:

Immediate

Format:

AT [cmds] &V [cmds]

Description:

Displays active and stored configuration profiles

Command

Function

&V1

Displays the connection statistics

Extended AT Commands

CONNECT MESSAGE

Type:

Configuration

Format:

AT [cmds] \Vn [cmds]

Description:

Selects extended result codes

Command

Function

\V0

Connect messages are controlled by the command settings X, W, and S95

\V1

Connect messages are displayed in the single line format

AUTO-RELIABLE FALLBACK CHARACTER

Type:

Configuration

Format:

AT [cmds] %An [cmds]

Default:

19

Range:

0-127

Unit:

ASCII

Description:

Sets the character used as the auto-reliable fallback character

Command

Function

%A0

Disable

PLUG AND PLAY SERIAL NUMBER

Type:

Immediate

Format:

AT [cmds] %7 [cmds]

Description:

Displays the Plug and Play serial number

PLUG AND PLAY VENDOR ID

Type:

Immediate

Format:

AT [cmds] %8 [cmds]

Description:

Displays the Plug and Play vendor ID and product number

MNP10 - FALLBACK

Type:

Configuration

Format:

AT [cmds] -SECn [cmds]

Description:

Allows MNP10 to fall back to speeds slower than 4800bps

Command

Function

-SEC0

MNP 10-EC disabled

-SEC1

MNP 10-EC enabled and set transmit level <tx level> 0 to 30

 

 

 

 

 

 

 

 

 

 

DISTINCTIVE RING

Type:

Configuration

Format:

AT [cmds] -SDR=n [cmds]

Description:

Controls the distinctive ring type

Command

Function

-SDR=0

Disable distinctive ring

-SDR=1

Ring type 1

-SDR=2

Ring type 2

-SDR=3

Ring type 1 and 2

-SDR=4

Ring type 3

-SDR=5

Ring type 1 and 3

-SDR=6

Ring type 2 and 3

-SDR=7

Ring type 1, 2, and 3

RPI MODE

Type:

Configuration

Format:

AT [cmds] +H [cmds]

Description:

Sets the flash memory download speed

Command

Function

+H0

RPI/Video Ready Mode disabled

+H1

RPI enabled and DTE speed set to 19200kps

+H2

RPI enabled and DTE speed set to 38400kps

+H3

RPI enabled and DTE speed set to 57600kps

+H11

RPI+ mode enabled

+H16

Video Ready Mode enabled

BLACKLISTED NUMBERS

Type:

Configuration

Format:

AT [cmds] *B [cmds]

Description:

Displays the list of permanently blacklisted numbers

DELAYED NUMBERS

Type:

Configuration

Format:

AT [cmds] *D [cmds]

Description:

Displays the list of delayed numbers

COUNTRY

Type:

Configuration

Format:

AT [cmds] *NCn [cmds]

Description:

Changes the country to one of eight listed in NVRAM

 

 

 

 

 

 

 

S(status) -REGISTERS

BIT-MAPPED REGISTER S19

Format

AT [cmds] S19=n [cmds]

Default:

0

Range:

Unidentified

Description:

AutoSync options

BIT-MAPPED REGISTER S20

Format

AT [cmds] S20=n [cmds]

Default:

0

Range:

0-255

Unit:

Bit-mapped

Description:

AutoSync HDLC address or BSC Sync character

BIT-MAPPED REGISTER S31

Format:

AT [cmds] S31=n [cmds]

Default:

Unidentified

Range:

0-10

Description:

Select automode and extended result code format.

Bit

Value

Function

0

0

Not used

1

0

1

Auto-mode detection disabled

In originate mode, handshake begins at line speed designated by the S37 register. Modem can shift to a slower speed if necessary.

In answer mode, handshake attempted with the following protocols in order - V.FC, V.32bis, V.32, V.22bis, V.22 or Bell 212, V.21, and Bell 103

2-3

0

1

Auto line speed detection (Nn) disabled

Auto line speed detection (Nn) enabled

4-5

0

1

2

Caller ID disabled

Short Caller ID enabled

Long Caller ID enabled

6-7

11b

Reserved

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

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

Attempt automode connection. If N0 is active, connection is attempted at the most recently sensed DTE speed. If N1 is active, connection is attempted at the highest possible speed.

S37=1-3

Attempt to connect at 300bps

S37=4

Reserved

S37=5

Attempt to connect at 1200bps

S37=6

Attempt to connect at 2400bps

S37=7

Attempt to connect at V.23

S37=8

Attempt to connect at 4800bps

S37=9

Attempt to connect at 9600bps

S37=10

Attempt to connect at 12000bps

S37=11

Attempt to connect at 14400bps

S37=12

Attempt to connect at 7200bps

BIT-MAPPED REGISTER S41

Format

AT [cmds] S41=n [cmds]

Default:

Unidentified

Range:

0-31

Unit:

Bit-mapped

Description:

Selects compression, auto-retrain, flow control, and MNP mode.

Bit

Value

Function

0-1

0

1

2

3

Disabled

MNP5

V.42bis

MNP5 and V.42bis

2,6

0,0

0,1

1,0

Retrain and fallback/fall forward disabled

Retrain enabled

Fallback/fall forward enabled

3

 

Reserved

4-5

 

Reserved

7

 

Reserved

 

 

 

 

 

 

 

 

 

 

 

BIT-MAPPED REGISTER S86

Format

AT [cmds] S86=n [cmds]

Default:

Unidentified

Range:

0, 4, 5, 9, 12, 13, 14

Unit:

Bit-mapped

Description:

Records the first event that contributes to a NO CARRIER message.

Command

Function

S86=0

Normal disconnect, no error occurred

S86=4

Loss of carrier

S86=5

V.42 negotiation failed to detect an error-correction modem at the other end

S86=9

The modems could not find a common protocol

S86=12

Normal disconnect initiated by the remote modem

S86=13

Remote modem does not respond after 10 re-transmissions of the same message

S86=14

Protocol violation