MAXTECH CORPORATION

XVM 14U (SF-1114HV/UMC)

Card Type

Modem (asynchronous), Fax

Chip Set

Unidentified

I/O Options

Microphone, speaker out, line in, line out

Maximum Modem Rate

14.4Kbps

Maximum Fax Rate

14.4Kbps

Data Modulation Protocol

Bell 212

ITU-T V.32bis, V.32, , V.25bis, V.22bis, V.22, V.21,

Fax Modulation Protocol

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

Error Correction/Compression

MNP5, V.42, V.42bis

Fax Class

Class I & II

Data Bus

8-bit ISA

Card Size

Half-length, half-height card

CONNECTIONS

Function

Label

Function

Label

Line in

CN1

Microphone

CN3

Line out

CN2

Speaker out

CN4

SERIAL PORT ADDRESS

Setting

J1

J2

J3

COM1 (3F8h)

Open

Open

Open

COM2 (2F8h)

Closed

Open

Open

COM3 (3E8h)

Open

Closed

Open

COM4 (2E8h)

Closed

Closed

Open

INTERRUPT

Setting

J4

J5

J6

J7

J8

2/9

Closed

Open

Open

Open

Open

3

Open

Closed

Open

Open

Open

4

Open

Open

Closed

Open

Open

5

Open

Open

Open

Closed

Open

7

Open

Open

Open

Open

Closed

 

 

 

 

SUPPORTED COMMAND SET

Basic AT Commands

AT, +++, A/

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

&C, &F, &T, &V, &W, &Y, &Z

Extended AT Commands

\A, \B, \E, \G, \J, \K, \V, \X

%A,

S Registers

S0, S1, S2, S3, S4, S5, S6, S7, S8, S9, S10, S11, S12, S14, S16, S18, S21, S22, S23, S25, S26,

S27, S30, S46, S82, S95

Voice Commands

#MFR, #CLS, #VBT, #VLS, #VCI, #BDR, #VRX, #VBS, #VTX, #REV

Note: See MHI Help File for full command documentation.

PROPRIATARY 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

Disabled autoscan mode

í N1

Enable autoscan mode

DATA TERMINAL READY (DTR)

Type:

Configuration

Format:

AT [cmds] &Dn [cmds]

Description:

Selects modem response to DTR

Note: The action each variant of &D causes depends on the setting of &Q

Command

Function

í &D0

Modem does not respond to DTR

&D1

Modem goes to command mode after DTR goes is off

&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

COMMUNICATIONS MODE

Type:

Configuration

Format:

AT [cmds] &Mn [cmds]

Description:

Selects communications mode

Command

Mode

í &M0

Asynchronous mode

DATA SET READY (DSR)

Type:

Configuration

Format:

AT [cmds] &Sn [cmds]

Description:

Selects DSR options

Command

Function

&S0

DSR forced high

&S1

DSR is off in command mode, on in on-line mode

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

DS=n

Dial stored telephone number n

DT

Tone dialing enabled/Pulse dialing disabled

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;

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

EXTENDED RESULT CODES

Type:

Configuration

Format:

AT [cmds] Wn [cmds]

Description:

Enables selection of additional result codes when S95=0; otherwise, S95 takes precedence.

Command

Function

W0

Disable extended response code

í W1

Enable extended response code

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

í &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

í &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 modem model and speed

I1

Reports ROM checksum

I2

Tests and reports ROM checksum

I3

Reports device ID

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

EXTENDED AT COMMAND SET

ADAPTIVE HANDSHAKING

Type:

Configuration

Format:

AT [cmds] *Gn [cmds]

Description:

Controls the adaptive handshaking

Command

Function

í *G0

Adaptive handshaking disabled

*G1

Adaptive handshaking enabled

AUTO-RETRAIN

Type:

Configuration

Format:

AT [cmds] *Qn [cmds]

Description:

Selects modem port flow control

Command

Function

*Q0

Auto-retrain disabled

*Q1

Auto-retrain enabled

COMPRESSION

Type:

Configuration

Format:

AT [cmds] %Cn [cmds]

Description:

Selects data compression

Command

Function

%C0

Data compression disabled

%C1

Data compression enabled

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

\N1

Direct mode enabled

\N2

MNP data link only

\N3

MNP/Normal data link only

\N4

V.42 reliable mode enabled

\N5

V.42/MNP/Normal reliable mode enabled

DCE SPEED

Type:

Configuration

Format:

AT [cmds] *Nn [cmds]

Description:

Sets maximum DCE speed

Command

Function

*N0

Set maximum DCE speed to 1200bps

*N1

Set maximum DCE speed to 2400bps

*N2

Set maximum DCE speed to 4800bps

*N3

Set maximum DCE speed to 9600bps

*N4

Set maximum DCE speed to 7200bps

*N5

Set maximum DCE speed to 12000bps

*N6

Set maximum DCE speed to 14400bps

*N7

Set maximum DCE speed to 1200/75bps

FLOW CONTROL TYPE

Type:

Configuration

Format:

AT [cmds] \Qn [cmds]

Description:

Sets type of flow control used by modem

Command

Function

\Q0

Flow control disabled

\Q1

Bidirectional XON/XOFF software flow control enabled

\Q2

CTS flow control by DCE enabled

\Q3

Bidirectional RTS/CTS flow control enabled

USER ABORT

Type:

Configuration

Format:

AT [cmds] *Pn [cmds]

Description:

Enables modem to echo received data

Command

Function

*P0

User abort enabled

*P1

User abort disabled