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STAR 9600 (ERROR CORRECTION AND COMPRESSION)

AMT INTERNATIONAL, INC.

STAR 9600 (ERROR CORRECTION AND COMPRESSION)

Card Type

Modem (asynchronous)

Chipset

Unidentified

Maximum Data Rate

9600bps

Data Modulation

Bell 103A, 212A

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

Error Correction/Compression

MNP5, V.42, V.42bis

Data Bus

8-bit ISA

Card Size

Full height (length is unidentified)

CONNECTIONS

Function

Label

Function

Label

Telephone line out

CN1

Telephone line in

CN2

SERIAL PORT ADDRESS SELECTION

Setting

J1/A

J1/B

J1/C

J1/D

3F8h (COM1:)

Closed

Open

Open

Open

í 2F8h (COM2:)

Open

Closed

Open

Open

3E8h (COM3:)

Open

Open

Closed

Open

2E8h (COM4:)

Open

Open

Open

Closed

INTERRUPT SELECTION

Setting

JP2/A

JP2/B

JP2/C

JP2/D

2

Closed

Open

Open

Open

í 3

Open

Closed

Open

Open

4

Open

Open

Closed

Open

5

Open

Open

Open

Closed

SUPPORTED STANDARD COMMANDS

Basic AT Commands

+++, ‘comma’, A/

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

&C, &D, &G, &S, &V, &W, &Y, &Z

Extended AT Commands

%A, %C

\A, \C, \E, \G, \J, \K, \N, \O, \Q, \T, \U, \X, \Y, \Z

S-Registers

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

Note: See MHI help file for complete information.

Proprietary AT Command Set

COMMUNICATION PROTOCOLS

Type:

Configuration

Format:

AT [cmds] Bn [cmds]

Description:

Selects the communication protocol for low-speed data calls.

Command

Protocol

B0

Modem will use ITU-T V.22 at 1200bps.

B1

Modem will use Bell 212A at 1200bps.

B2

Modem will only connect with V.22bis, V.22, or Bell 103.

B3

Modem will only connect with V.22, or Bell 103.

B4

Modem will only connect with Bell 103.

DISPLAY INFORMATION

Type:

Immediate

Format:

AT [cmds] In [cmds]

Description:

Displays information requested about the modem.

Command

Function

I0

Displays product identification code.

I1

Displays ROM checksum.

I2

Tests and displays ROM checksum result.

I3

Displays firmware part number and revision.

I4

Displays modem configuration.

I5

Displays firmware date.

DISPLAY CONFIGURATION AND STATISTICS

Type:

Immediate

Format:

AT [cmds] \S [cmds]

Description:

Displays the settings of all commands and statistics about the current connection.

DSR AND CTS SIGNALS

Type:

Configuration

Format:

AT [cmds] \Dn [cmds]

Description:

Controls the behaviour of the DSR and CTS signals.

Command

Function

í \D0

DSR and CTS forced high.

\D1

CTS follows CD. If &C is not set to 1 then DSR also follows CD, otherwise it follows OH.

\D2

DSR and CTS follow CD.

ENQ/ACK PROTOCOL

Type:

Configuration

Format:

AT [cmds] \Hn [cmds]

Description:

Selects the Hewlett-Packard ENQ/ACK protocol.

Command

Function

í \H0

ENQ/ACK protocol disabled.

\H1

ENQ/ACK protocol enabled in terminal mode.

\H2

ENQ/ACK protocol enabled in host mode.

EXTENDED RESULT CODES

Type:

Configuration

Format:

AT [cmds] \Vn [cmds]

Description:

Selects error correction and compression extended result codes.

Command

Function

\V0

Error correction and compression extended result codes disabled.

\V1

/REL extended result codes enabled.

í \V2

V.42 extended result codes enabled.

FACTORY DEFAULT PROFILE

Type:

Immediate

Format:

AT [cmds] &F [cmds]

Description:

Returns the command settings to the values found in the specified factory default profile.

Command

Function

&F0

Resets commands to the standard factory profile.

&F1

Resets commands to the MNP factory profile.

&F2

Resets commands to the LAPM factory profile.