MAXTECH CORPORATION

9600BPS TURBOMODEM EXTERNAL

Card Type

Modem (synchronous/asynchronous)

Chip Set

Unidentified

Maximum Data Rate

9600bps

Data Bus

External

Data Modulation Protocol

Bell 103/212A

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

Error Correction/Compression

MNP5, V.42, V.42bis

CONNECTIONS

Function

Label

Function

Label

Line in

CN1

DC power

CN4

Line out

CN2

Power switch

SW1

RS-232/422

CN3

   

USER CONFIGURABLE SETTINGS

Setting

Label

Position

í Smart mode

JP1

Pins 2 & 3 closed

Dumb mode

JP1

Pins 1 & 2 closed

DIAGNOSTIC LED(S)

LED

Color

Status

Condition

TST

Red

On

Normal operation or no error detected

TST

Red

Off

No connection established

TST

Red

Blinking

Error correction activated

HS

Red

On

Modem is operating at 4800bps or faster

HS

Red

Off

Modem is operating at slower than 4800bps

AA

Red

On

Auto-answer enabled

AA

Red

Off

Auto-answer disabled

AA

Red

Blinking

Phone is ringing

CD

Red

On

Carrier signal detected

CD

Red

Off

Carrier signal not detected

OH

Red

On

Modem is off-hook

OH

Red

Off

Modem is on-hook

RD

Red

On

Modem is receiving data

RD

Red

Off

Modem is not receiving data

SD

Red

On

Modem is transmitting data

SD

Red

Off

Modem is not transmitting data

TR

Red

On

DTR signal is high

TR

Red

Off

DTR signal is low

MR

Red

On

Power is on

MR

Red

Off

Power is off

SUPPORTED COMMAND SET

Basic AT Commands

AT, ‘+++’, ‘Comma’, A/

A, B, D, E, H, L, M, O, Q, S, V, X, Y, Z

&C, &D, &G, &L, &M, &P, &R, &S, &T, &V, &W, &X, &Y, &Z

Extended AT Commands

\A, \B, \C, \E, \G, \J, \K, \Q, \O, \U, \V, \X, \Y, \Z, %A, %C

S Registers

S0, S1, S2, S3, S4, S5, S6, S7, S8, S9, S10, S11, S12, S14, S16, S18, S21, S22, S23

S25, S26, S27

Note: See MHI Help file for full command documentation.

Proprietary AT Command Set

AUTO-DIAL ON POWER-UP

Type:

Configuration

Format:

AT [cmds] %Pn [cmds]

Description:

Controls how the modem reacts when powered up.

Command

Function

%P0

Disabled

%P1

Telephone number at memory location 0 dialed after modem is powered -up, AT%P1&L0 are set to enable this feature.

See MAXTECH CORPORATION, 14400BPS TURBOMODEM INTERNAL document for a full command summary.