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SPORTSTER VOICE 28.8 FAXMODEM (INTERNAL)

3COM CORPORATION

SPORTSTER VOICE 28.8 FAXMODEM (INTERNAL)

Card Type

Modem, Fax

Chip Set

Unidentified

I/O Options

Serial ports (2 RJ-11)

Maximum Modem Rate

28.8Kbps

Maximum Fax Rate

14.4Kbps

Data Modulation Protocol

Bell 103A/212A

V.21, V.22, V.22bis, V.23, V.32, V.32bis, V.34

Fax Modulation Protocol

Unidentified

Error Correction/Compression

MNP 2-4, MNP5, V.42, V.42bis

Fax Class

Class I & II

Data Bus

8-bit ISA

Card Size

Three-quarter length

CONNECTIONS

Function

Label

Function

Label

RJ-11 connector

CN1

RJ-11 connector

CN2

SERIAL PORT ADDRESS

Setting

JP1

COM1 (3F8h)

Pins 1 & 2, 3 & 4, 5 & 6 closed

í COM2 (2F8h)

Pins 3 & 4, 5 & 6 closed

COM3 (3E8h)

Pins 1 & 2, 5 & 6 closed

COM4 (2E8h)

Pins 5 & 6 closed

Plug & Play enabled

Open

IRQ INTERRUPT

IRQ

JP2

IRQ2

Pins 1 & 2 closed

í IRQ3

Pins 3 & 4 closed

IRQ4

Pins 5 & 6 closed

IRQ5

Pins 7 & 8 closed

IRQ7

Pins 9 & 10 closed

Plug & Play enabled

Open

SUPPORTED COMMAND SET

Basic AT Commands

AT, ‘+++’, ‘comma’, A/

A, B E, F, H, M, O, P, S, T, V, X

&C, &D, &G, &T, &W, &Z

S Registers

S0, S1, S2, S3, S4, S5, S6, S7, S8, S9, S10, S11, S12, S14, S18, S25, S38

 

Note: See MHI Help File for full command documentation.

PROPRIETARY AT COMMAND SET

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

DR

Answer mode enabled; originate mode disabled following handshake initiation.

DP

Pulse dialing enabled

DS=n

Dial stored telephone number n

D#, *

Extended touch tone pads

DT

Tone dialing enabled/Pulse dialing disabled

D/

Delays for 125ms before proceeding with dial string

DW

Dialing resumed following dial tone detection

D,

Dialing paused for amount of time specified in S8 register

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$

Displays a list of dial commands

D;

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

REPORT INFORMATION

Type:

Immediate

Format:

AT [cmds] In [cmds]

Description:

Displays information requested

Command

Function

I0

Reports modem model and speed

I1

Reports ROM checksum

I2

Tests and reports RAM checksum

I3

Reports product type

I4

Reports current modem settings

I5

Reports nonvolatile memory (NVRAM) settings

I6

Reports link diagnostics

I7

Reports product confirmation

I9

Reports Plug & Play information

I11

Reports call statistics

SPEAKER VOLUME

Type:

Configuration

Format:

AT [cmds] Ln [cmds]

Description:

Controls speaker volume

Command

Function

L0

Low volume setting

L1

Low volume setting

í L2

Medium volume setting

L3

Highest volume setting

RESULT CODES

Type:

Configuration

Format:

AT [cmds] Qn [cmds]

Description:

Enables modem to send result codes to the DTE

Command

Function

í Q0

Result code sending enabled

Q1

Result code sending disabled

Q2

Result code sending only in Originate mode

Q3

Result code sending only in Ring mode

LONG SPACE DISCONNECT

Type:

Configuration

Format:

AT [cmds] Yn [cmds]

Description:

Commands the modem to disconnect after a 1.6 second break is detected

Command

Function

í Y0

Default is profile 0 setting

Y1

Default is profile 1 setting

Y2

Generic template (&F0)

Y3

Hardware flow control (&F1)

Y4

Software flow control (&F2)

SOFT RESET

Type:

Immediate

Format:

AT [cmds] Zn [cmds]

Description:

Restores modem profiles previously saved in non-volatile RAM using the &W command.

Command

Function

Z0

Restore setting selected by Y command

Z1

Restore setting 0

Z2

Restore setting 1

Z3

Restore to factory default profile 0 (&F0)

Z4

Restore to factory default profile 1 (&F1)

Z5

Restore to factory default profile 2 (&F2)

AUTO-ANSWER - ORIGINATE/ANSWER

Type:

Configuration

Format:

AT [cmds] &An [cmds]

Description:

Selects originate or answer mode when in Auto-Answer mode

Command

Function

&A0

ARQ result codes disabled

&A1

ARQ result codes enabled

&A2

V-modulation indicator added

&A3

Protocol indicators added

SERIAL PORT RATE

Type:

Configuration

Format:

AT [cmds] &Bn [cmds]

Description:

Selects fixed or variable serial port rate

Command

Function

&B0

Variable , follows connection rate

í &B1

Fixed serial port rate

&B2

Fixed in ARQ mode, variable in non-ARQ mode

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

Generic template

&F1

Hardware flow control template

&F2

Software flow control template

TRANSMIT DATA FLOW CONTROL

Type:

Configuration

Format:

AT [cmds] &H [cmds]

Description:

Sets transmit data flow control

Command

Function

&H0

Generic template

í &H1

Hardware flow control template

&H2

Software flow control template

&H3

Hardware and software flow control templates

RECEIVE DATA SOFWARE FLOW CONTROL

Type:

Configuration

Format:

AT [cmds] &I [cmds]

Description:

Sets transmit data flow control

Command

Function

í &I0

Software flow control

&I1

XON/XOFF signals to your modem and remote system

&I2

XON/XOFF signals to your modem only

FLOW CONTROL

Type:

Configuration

Format:

AT [cmds] &Kn [cmds]

Description:

Enables flow control options

Command

Function

&K0

Flow control disabled

í &K1

Auto enable/disable

&K2

XON/XOFF flow control enabled

&K3

MNP5 compression disabled

COMMUNICATIONS MODE

Type:

Configuration

Format:

AT [cmds] &Mn [cmds]

Description:

Selects communications mode

Command

Mode

&M0

Normal mode, error control disabled

&M1

Reserved

&M2

Reserved

&M3

Reserved

í &M4

Normal/ARQ

&M5

ARQ mode

CONNECTION SPEED UPPER LIMIT

Type:

Configuration

Format:

AT [cmds] &Nn [cmds]

Description:

Sets required connection speed if &U is set to 0; otherwise, sets fastest allowed connection speed.

Command

Function

&N0

No maximum connect speed.

&N1

Set maximum connect speed to 300bps.

&N2

Set maximum connect speed to 1200bps.

&N3

Set maximum connect speed to 2400bps.

&N4

Set maximum connect speed to 4800bps.

&N5

Set maximum connect speed to 7200bps.

&N6

Set maximum connect speed to 9600bps.

&N7

Set maximum connect speed to 12Kbps.

&N8

Set maximum connect speed to 14.4Kbps.

&N9

Set maximum connect speed to 16.8Kbps.

&N10

Set maximum connect speed to 19.2Kbps.

&N11

Set maximum connect speed to 21.6Kbps.

&N12

Set maximum connect speed to 24Kbps.

&N13

Set maximum connect speed to 26.4Kbps.

&N14

Set maximum connect speed to 28.8Kbps.

&N15

Set maximum connect speed to 31.2Kbps.

&N16

Set maximum connect speed to 33.6Kbps.

PULSE DIALING RATIO

Type:

Configuration

Format:

AT [cmds] &Pn [cmds]

Description:

Selects pulse dial make/break ratio

Command

Function

í &P0

39/61ms at 10pps (North America)

&P1

33/67ms at 10pps (Europe)

RTS/CTS

Type:

Configuration

Format:

AT [cmds] &Rn [cmds]

Description:

Selects RTS/CTS options

Command

Function

&R0

Reserved

&R1

Modem ignores RTS.

&R2

Received Data on computer only on RTS

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

CONNECTION SPEED LOWER LIMIT

Type:

Configuration

Format:

AT [cmds] &Un [cmds]

Description:

Sets slowest allowed connection speed if &N is set to 1 or higher.

Command

Function

í&U0

No minimum connect speed.

&U1

Set minimum connect speed to 300bps.

&U2

Set minimum connect speed to 1200bps.

&U3

Set minimum connect speed to 2400bps.

&U4

Set minimum connect speed to 4800bps.

&U5

Set minimum connect speed to 7200bps.

&U6

Set minimum connect speed to 9600bps.

&U7

Set minimum connect speed to 12Kbps.

&U8

Set minimum connect speed to 14.4Kbps.

&U9

Set minimum connect speed to 16.8Kbps.

&U10

Set minimum connect speed to 19.2Kbps.

&U11

Set minimum connect speed to 21.6Kbps.

&U12

Set minimum connect speed to 24Kbps.

&U13

Set minimum connect speed to 26.4Kbps.

&U14

Set minimum connect speed to 28.8Kbps.

&U15

Set minimum connect speed to 31.2Kbps.

&U16

Set maximum connect speed to 33.6Kbps.

RESTORE PROFILE ON POWER-UP

Type:

Configuration

Format:

AT [cmds] &Yn [cmds]

Description:

Restores a selected profile into the active profile on power-up (hard reset)

Command

Function

&Y0

Destructive, doesn’t send break

&Y1

Destructive, expedited

&Y2

Nondestructive, expedited

&Y3

Reserved

S(STATUS) -REGISTERS

BIT-MAPPED REGISTER S13

Format:

AT [cmds] S13=n [cmds]

Range:

0-174

Unit:

Bit-mapped

Description:

Controls reset, dial mode

Bit

Value

Function

0

0

1

Unidentified

Resets when DTR drops

1

0

í 1

Unidentified

Resets non-MNP transmit buffer from 1.5K to 128bytes

2

0

1

Unidentified

Sets backspace key to delete

3

0

1

Unidentified

On DTR signal, auto dials number stared at NVRAM position 0

4

0

1

Unidentified

At power on/reset, auto dials number stared at NVRAM position 0

5

0

Reserved

6

0

Reserved

7

0 1

Unidentified

Disconnect on escape code

BIT-MAPPED REGISTER S15

Format:

AT [cmds] S15=n [cmds]

Unit:

Bit-mapped

Description:

Disable/Enable MNP

Bit

Value

Function

0

0

1

Enable ARQ/MNP for V.22

Disable ARQ/MNP for V.22

1

0

1

Enable ARQ/MNP for V.22bis

Disable ARQ/MNP for V.22bis

2

0

1

Enable ARQ/MNP for V.32/V.32bis/V.32terbo

Enable ARQ/MNP for V.32/V.32bis/V.32terbo

3

0

1

Enable MNP handshake

Disable MNP handshake

4

0

1

Enable MNP level 4

Disable MNP level 4

5

0

1

Enable MNP level 3

Disable MNP level 3

6

0

1

MNP compatibility

MNP incompatibility

7

0 1

Enable V.42 operation

Disable V.42 operation

TEST MODES

Type:

Register

Format:

AT [cmds] S16=n [cmds]

Unit:

Bit-mapped

Description:

Controls touch tone dialing test.

Bit

Value

Function

0

0

Reserved

1

0

1

Touch tone dialing test not in progress

Touch tone dialing test in progress

2-7

0

Reserved

INACTIVITY TIMER

Type:

Register

Format

AT [cmds] S19=n [cmds]

Range:

0-255

Unit:

1 minute

Description:

Maximum duration of DTE and DCE inactivity allowed prior to initiating hang-up process.

Note: S19=0 disables the timer and allows indefinite inactivity.

BREAK LENGTH

Type:

Register

Format

AT [cmds] S21=n [cmds]

Unit:

10ms

Description:

Sets duration of breaks sent from the modem to the computer

Note: Applies to MNP or V.42 mode only.

FLOW CONTROL CHARACTER - XON

Type:

Register

Format:

AT [cmds] S22=n [cmds]

Range:

0-255

Unit:

ASCII

Description:

Sets the character used to represent XON

FLOW CONTROL CHARACTER - XOFF

Type:

Register

Format:

AT [cmds] S23=n [cmds]

Range:

0-255

Unit:

ASCII

Description:

Sets the character used to represent XOFF

BIT-MAPPED REGISTER S27

Format

AT [cmds] S27=n [cmds]

Range:

0-255

Unit:

Bit-mapped

Description:

Enables/disables modulation protocols

Bit

Value

Function

0

0

1

Disable ITU-T modulation at 300bps for overseas calls: in V.21 mode, the modem answers both overseas and domestic calls, but only originates V.21 calls

Enable ITU-T modulation at 300bps for overseas calls: in V.21 mode, the modem answers both overseas and domestic calls, but only originates V.21 calls

1

0

1

Disable unencoded modulation in V.32 mode

Enable unencoded modulation in V.32 mode

2

0

1

Enable V.32 modulation

Disable V.32 modulation

3

0

1

Enable 2100Hz answer tone

Disable 2100Hz answer tone

4

0

1

Disable V.23 fallback mode

Enable V.23 fallback mode

5

0

1

Enable V.32bis mode

Disable V.32bis mode

6

0

1

Enable V.42 selective reject

Disable V.42 selective reject

7

0 1

Enable codes

Disable codes and displays 900 code instead

CONNECTION TIME

Type:

Register

Format

AT [cmds] S28=n [cmds]

Range:

0-255

Unit:

.01 second

Description:

Sets V.32 duration

Command

Function

S28=0

Eliminates the V.32 answer tone for a faster connection

S28=8

Times are in .1 second

S328=255

Disable connections except V.32 at 9600bps

FALLBACK TIMER

Type:

Register

Format

AT [cmds] S29=n [cmds]

Range:

0-255

Unit:

.01 second

Description:

Sets the duration of the V.21 answer mode fallback timer

VOLUME CONTROL

Type:

Register

Format

AT [cmds] S31=n [cmds]

Range:

0-255

Description:

Sets volume control for speakerphone

BIT-MAPPED REGISTER S32

Format:

AT [cmds] S32=n [cmds]

Range:

0-255

Description:

Select setup for 28.8 and higher speed modems

Bit

Value

Function

0

0

1

Disable V.8 call indicate

Enable V.8 call indicate

1

0

1

Disable V.8 mode

Enable V.8 mode

2

0

1

Enable V.FC modulation

Disable V.FC modulation

3

0

1

Enable V.34 modulation

Disable V.34 modulation

4

0

1

Enable 33.6kbps modulation

Disable 33.6kbps modulation

5-6

0

1

Reserved

BIT-MAPPED REGISTER S33

Format:

AT [cmds] S33=n [cmds]

Range:

0-255

Description:

Disable/enable data rates

Bit

Value

Function

0

0

1

Enable 2400 symbol rate

Disable 2400 symbol rate

1

0

1

Enable 2743 symbol rate

Disable 2743 symbol rate

2

0

Enable 2800 symbol rate

Disable 2800 symbol rate

3

0

1

Enable 3000 symbol rate

Disable 3000 symbol rate

4

0

1

Enable 3200 symbol rate

Disable 3200 symbol rate

5

0

1

Enable 3429 symbol rate

Disable 3429 symbol rate

6

0

Reserved

7

0

1

Enable shaping

Disable shaping

BIT-MAPPED REGISTER S34

Format:

AT [cmds] S34=n [cmds]

Range:

0-255

Description:

Disable/enable trellis encoding

Bit

Value

Function

0

0

1

Enable 8S-2D trellis encoding

Disable 8S-2D trellis encoding

1

0

1

Enable 16S-4D trellis encoding

Disable 16S-4D trellis encoding

2

0

1

Enable 32S-2D trellis encoding

Disable 32S-2D trellis encoding

3

0

1

Enable 64S-4D trellis encoding

Disable 64S-4D trellis encoding

4

0

1

Enable non-linear coding

Disable non-linear coding

5

0

1

Enable TX level deviation

Disable TX level deviation

6

0

1

Enable pre-emphasis

Disable pre-emphasis

7

0

1

Enable pre-coding

Disable pre-coding