E-TECH RESEARCH, INC.

C56KRX PCMCIA

Card Type

Modem/Fax card

Chip Set

Unidentified

I/O Options

RJ-11

Maximum Modem Rate

56Kbps

Maximum Fax Rate

14.4Kbps

Data Modulation Protocol

Bell 103/212A

ITU-T V34, V.32bis, V.32, V.22bis, V.22, K56 flex

Fax Modulation Protocol

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

Error Correction/Compression

MNP5, V.42, V.42bis

Fax Class

Class I

Data Bus

PCMCIA

54684

SUPPORTED COMMAND SET

Basic AT Commands

AT, +++, A/

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

&C, &G, &P, &R, &V, &W, &Y, &Z

Extended AT Commands

\A

%C, %E, %L, %Q

:E

S Registers

S0, S1, S2, S3, S4, S5, S6, S7, S8, S9, S10, S11, S12, S18, S24, S25, S26

S28, S29, S30, S32, S33, S36, S37, S38, S41, S46, S48, S86, S91, S92, S95

Special Commands

+MS

 

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

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 is ignored (assumed on)

&D1

Modem goes to command mode after DTR goes is off

Í &D2

Modem goes to command mode and disconnects (hangs up) after DTR goes off; Auto-Answer is disabled.

&D3

Modem is initialized after DTR goes off

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

DP

Pulse dialing enabled

DR

Answer mode enabled; originate mode disabled following handshake initiation.

DS=n

Dial stored telephone number n

DT

Tone dialing enabled/Pulse dialing disabled

DW

Dialing resumed following dial tone detection

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;

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

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

Sets values to factory configuration 0

&F1

Sets values to factory configuration 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

Hardware and software flow control enabled

REPORT INFORMATION

Type:

Immediate

Format:

AT [cmds] In [cmds]

Description:

Displays information requested

Command

Function

I0

Reports four digit product code

I1

Reports OK

I2

Reports OK

I3

Reports firmware revision, model, and interface type

I4

Reports OEM defined identifier string

I5

Reports OK

I6

Reports modem data pump model and internal code revision

I7

Reports OK

I8

Reports OK

I9

Reports OK

SPEAKER VOLUME

Type:

Configuration

Format:

AT [cmds] Ln [cmds]

Description:

Controls speaker volume

Command

Function

L0

Lowest volume setting

í L1

Low volume setting

L2

Medium volume setting

L3

Highest volume setting

Extended AT Command Set

CONNECT MODE

Type:

Configuration

Format:

AT [cmds] \Nn [cmds]

Description:

Controls the type of connection the modem will operate in

Command

Function

\N0

Normal mode enabled

\N2

Reliable mode enabled

í \N3

Auto-reliable mode enabled

\N4

V.42 reliable mode enabled

\N5

MNP reliable mode enabled