DIGICOM SPA

LEONARDO 33.6, LEONARDO 33.6 MAC

Card Type

Modem

Chip Set

Unidentified

Maximum Modem Rate

33.6Kbps

Maximum Fax Rate

14.4Kbps

Data Modulation Protocol

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

Fax Modulation Protocol

V.17, V.29, V.27ter

Error Correction/Compression

MNP5, MNP10, V.42, V.42bis

Fax Class

Class I

Data Bus

PCMCIA

54981

SUPPORTED COMMAND SET

Basic AT Commands

AT, A/

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

&C, &P, &T, &V, &W, &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, S12, S18, S29, S30, S32, S33, S95

Special commands

+MS, -K

 

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

í N1

Auto-mode detection enabled

COMMUNICATIONS MODE

Type:

Configuration

Format:

AT [cmds] &Qn [cmds]

Description:

Selects communications mode options

Command

Mode

&Q0

Asynchronous mode, serial port speed follows connect speed.

í &Q5

Error correction mode

&Q6

Buffered asynchronous mode

DATA SET READY (DSR)

Type:

Configuration

Format:

AT [cmds] &Sn [cmds]

Description:

Selects DSR options

Command

Function

í &S0

DSR forced high

&S1

DSR high only while modem is handshaking or connected

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

DW

Dialing resumed following dial tone detection

D,

Dialing paused

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 5 seconds of silence

D;

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

D^

Toggle calling tone

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

&F0

Factory default profile 0

&F1

Factory default profile 1

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

GUARD TONE

Type:

Configuration

Format:

AT [cmds] &Gn [cmds]

Description:

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

Command

Function

&G0

Guard tone disabled

&G2

1800Hz guard tone enabled

REPORT INFORMATION

Type:

Immediate

Format:

AT [cmds] In [cmds]

Description:

Displays information requested

Command

Function

I0

Reports maximum line speed

I1

Reports product type

I2

Reports checksum firmware

I3

Reports product name

I4

Reports firmware release

I5

Reports active Country Code

RTS/CTS

Type:

Configuration

Format:

AT [cmds] &Rn [cmds]

Description:

Selects RTS/CTS options

Command

Function

&R0

In asynchronous mode, C106 is controlled according to V.25 handshake recommendation

í &R1

In synchronous mode, C106 follows flow control

EXTENDED AT COMMAND SET

LINE SIGNAL QUALITY

Type:

Immediate

Format:

AT [cmds] %Q [cmds]

Range:

000-127

Unit:

Unidentified

Description:

Returns a value which indicates line signal quality

SPECIAL COMMANDS

MNP10 - POWER LEVEL ADJUST

Type:

Configuration

Format:

AT [cmds] -SEC=n [cmds]

Range:

0-30

Unit:

-1dBm

Description:

Controls automatic transmit power level adjustment during MNP 10 link negotiation

Command

Function

-SEC=0

MNP10 disabled. Transmission level is set in the S91 register

-SEC=1, [tx_lev]

MNP10 enabled. Set transmit level

S(status) REGISTERS

TRANSMISSION LEVEL - FAX

Type:

Register

Format:

AT [cmds] S92=n [cmds]

Range:

3-15

Unit:

-1 dBm

Description:

Sets the signal level for transmission while in fax mode

TRANSMISSION LEVEL - LEASED-LINE

Type

Register or Configuration

Format

AT [cmds] S91=n [cmds]

Range

3-15

Unit

-1 dBm

Description

Sets the signal level for transmission over leased-lines