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MULTI-FUNCTION PCMCIA LAN+FAX/MODEM

GLOBAL DATA SUPPLY

MULTI-FUNCTION PCMCIA LAN+FAX/MODEM

Card Type

Fax, Modem (synchronous/asynchronous), Network Interface Card

Chip Set

Unidentified

NIC Type

Ethernet

Maximum Modem Rate

28.8Kbps

Maximum Fax Rate

14.4Kbps

Data Bus

PCMCIA

Fax Class

Class I & II

Data Modulation Protocol

Bell 103/212A

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

Fax Modulation Protocol

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

Error Correction/Compression

MNP5, V.42, V.42bis

Topology

Star

Wiring Type

Unshielded twisted pair

54683

SUPPORTED COMMAND SET

Basic AT Commands

AT, A/

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

&C, &D, &F, &T, &V, &W

Extended AT Commands

\K, \N

%E, %Q

S Registers

S0, S1, S2, S3, S4, S5, S6, S7, S8, S9, S10, S11, S12, S24, S25, S26, S29, S30, S32, S33

S37, S38

Note: See MHI Help file for full command documentation.

PROPRIETARY AT COMMAND SET

AUTODETECT

Type:

Configuration

Format:

AT [cmds] Fn [cmds]

Description:

Selects auto-detect mode

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

íN1

.Auto-mode detection enabled

DATA SET READY (DSR)

Type:

Configuration

Format:

AT [cmds] &Sn [cmds]

Description:

Selects DSR options

Command

Function

&S0

DSR forced high

&S1

DSR high only while modem is handshaking or connected

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

&G0

Guard tone disabled

&G1

Guard tone disabled

&G2

1800Hz guard tone enabled

PULSE DIALING RATIO

Type:

Configuration

Format:

AT [cmds] &Pn [cmds]

Description:

Selects pulse dial make/break ratio

Command

Function

&P0

39/61ms at 10pps (North America)

&P1

33/67ms at 10pps (Europe)

REPORT INFORMATION

Type:

Immediate

Format:

AT [cmds] In [cmds]

Description:

Displays information requested

Command

Function

I0

Reports product code

RESPONSE MESSAGE

Type:

Configuration

Format:

AT [cmds] Cn [cmds]

Description:

Returns OK message

Command

Function

C1

Reports OK