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SEVEL V34I-V+/C, SEVEL V34IV-SP+/C

APACHE MICRO PERIPHERALS, INC.

SEVEL V34I-V+/C, SEVEL V34IV-SP+/C

Card Type

Modem (asynchronous)

Chip Set

Cirrus Logic

I/O Options

Speakerphone (Sevel V34IV-SP+/C only), voice

Maximum Data Rate

33.6Kbps

Maximum Fax Rate

14.4Kbps

Data Bus

16-bit ISA

Fax Class

Class I

Data Modulation Protocol

ITU-T V.32bis, V.34

U.S. Robotics x2

Rockwell V.FC

Fax Modulation Protocol

Unidentified

Error Correction/Compression

MNP5, V.42, V.42bis

CONNECTIONS

Function

Label

Function

Label

Line in

CN1

Unidentified

CN3

Line out

CN2

Unidentified

CN4

USER CONFIGURABLE SETTINGS

Setting

Label

Position

í Factory configured - do not alter

SW1/7

Unidentified

í Factory configured - do not alter

SW1/8

N/A

Note: SW1/8 may not be present on all models.

SERIAL PORT ADDRESS SELECTION

Setting

SW1/5

SW1/6

3F8h (COM1:)

On

On

2F8h (COM2:)

Off

On

3E8h (COM3:)

On

Off

í 2E8h (COM4:)

Off

Off

INTERRUPT SELECTION

Setting

SW1/1

SW1/2

SW1/3

SW1/4

í IRQ3

Off

Off

Off

On

IRQ4

Off

Off

On

Off

IRQ5

Off

On

Off

Off

IRQ7

On

Off

Off

Off

PLUG-N-PLAY SELECTION

Setting

JP1

JP2

JP3

JP4

JP5

í Disabled

Pins 1 & 2

Pins 1 & 2

Pins 1 & 2

Pins 1 & 2

Pins 1 & 2

Enabled

Pins 2 & 3

Pins 2 & 3

Pins 2 & 3

Pins 2 & 3

Pins 2 & 3

PLUG-N-PLAY SELECTION (CON’T)

Setting

JP6

JP7

JP8

JP9

JP10

í Disabled

Pins 1 & 2

Pins 1 & 2

Pins 1 & 2

Pins 1 & 2

Pins 1 & 2

Enabled

Pins 2 & 3

Pins 2 & 3

Pins 2 & 3

Pins 2 & 3

Pins 2 & 3

Note: SW1/1 through SW1/8 must all be off in Plug-N-Play mode.

SUPPORTED STANDARD COMMANDS

Basic AT Commands

+++, ‘comma’, A/

A, D, E, F, H, L, M, N, O, Q, V, W, X, Y, Z

&C, &D, &F, &G, &J, &K, &P, &S, &T, &W, &Y, &Z

Extended AT Commands

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

%A, %C, %E, %G, %L, %Q

Special AT Commands

-J, "H, +MS, "O

S-Registers

S0, S1, S2, S3, S4, S5, S6, S7, S8, S9, S10, S11, S12, S14, S16, S18, S21, S22, S23, S25, S30

Note: See MHI documentation for complete information.

Proprietary AT Command Set

BIT-MAPPED REGISTER S27

Format

AT [cmds] S27=n [cmds]

Default:

0

Range:

0 - 224

Unit:

Bit-mapped

Description:

Selects synchronous/asynchronous mode, line type, clock source, and ITU-T/Bell modes.

Bit

Value

Function

3 - 0

0000

Not used.

5, 4

í 00

01

10

Local modem generates transmit clock source.

Local DTE generates transmit clock source.

Remote DCE/DTE generates transmit clock source.

7, 6

í 00

01

10

11

Use ITU-T V.22 at 300 or 1200bps

Use Bell 212A at 300 or 1200bps

Use ITU-T V.23 at 75/1200bps.

Use ITU-T V.23 at 1200/75bps.

BIT-MAPPED REGISTER S31

Format:

AT [cmds] S31=n [cmds]

Default:

Unidentified

Range:

0 - 59

Description:

 

Bit

Value

Function

0

0

í 1

Auto-mode detection disabled.

In originate mode, handshake begins at line speed designated by the S37 register. Modem can shift to a slower speed if necessary.

In answer mode, handshake attempted with the following protocols in order - V.FC, V.32bis, V.32, V.22bis, V.22 or Bell 212, V.21, and Bell 103.

1

0

1

Trellis coding disabled.

Trellis coding enabled.

2

0

Not used.

3

í 0

1

Calling tone disabled.

1300Hz calling tone enabled.

4

í 0

1

Auto-retrain disabled.

Auto-retrain enabled.

5

0

1

Auto-fallback/fall-forward disabled.

Auto-fallback/fall-forward enabled.

BREAK TYPE

Type:

Configuration

Format:

AT [cmds] \Kn [cmds]

Description:

Configures action of break signal.

Command

Break from DTE

Reliable/Normal mode

Break from DTE

Direct mode

Modem receives \B

Break from remote modem

\K0

Enter command mode, do not send break to remote modem.

Send break to remote modem immediately, then enter command mode.

Buffers cleared and break sent to remote modem.

Buffers cleared and break sent to DTE.

\K1

Buffers cleared and break sent to remote modem.

Send break to remote modem immediately.

Buffers cleared and break sent to remote modem.

Buffers cleared and break sent to DTE.

\K2

Enter command mode, do not send break to remote modem.

Send break to remote modem immediately, then enter command mode.

Send break to remote modem immediately.

Send break to DTE immediately.

\K3

Send break to remote modem immediately.

Send break to remote modem immediately.

Send break to remote modem immediately.

Send break to DTE immediately.

\K4

Enter command mode, do not send break to remote modem.

Send break to remote modem immediately, then enter command mode.

Send break to remote modem with transmitted data.

Break sent with received data to the DTE.

\K5

Send break with transmitted data.

Send break to remote modem immediately.

Send break to remote modem with transmitted data.

Break sent with received data to the DTE.

CALLER ID

Type:

Configuration

Format:

AT [cmds] +VCID=n [cmds]

Description:

Controls the Caller ID function.

Command

Function

+VCID=0

Caller ID disabled.

+VCID=1

Caller ID displays formatted data.

+VCID=2

Caller ID displays raw hexadecimal data.

CALLING TONE

Type:

Configuration

Format:

AT [cmds] -Cn [cmds]

Description:

Controls which calling tone the modem will send a originating a call.

Command

Function

-C0

Calling tone disabled.

-C1

1300Hz calling tone enabled.

-C2

V.8 and 1300Hz calling tones enabled.

COMMUNICATION PROTOCOLS

Type:

Configuration

Format:

AT [cmds] Bn [cmds]

Description:

Selects the communication protocol for data calls

Command

Protocol

B0

ITU-T V.22 at 300 or 1200bps

í B1

Bell 212A at 300 or 1200bps

B2

ITU-T V.23 at 75/1200bps.

B3

ITU-T V.23 at 1200/75bps.

DISPLAY MANUFACTURER

Type:

Immediate

Format:

AT [cmds] +GMI? [cmds]

Description:

Displays the manufacturer’s name.

DISPLAY MODEL NAME

Type:

Immediate

Format:

AT [cmds] +GMM? [cmds]

Description:

Displays the model name of the modem.

DISPLAY REVISION

Type:

Immediate

Format:

AT [cmds] +GMR? [cmds]

Description:

Displays the revision level of the modem.

DISPLAY STORED PROFILE AND STATUS

Type:

Configuration

Format:

AT [cmds] &Vn [cmds]

Description:

Displays the command settings in the stored profiles and information about the current modem I/O status.

Command

Function

&V0

Display profile 0.

&V1

Display profile 1.

&V3

Display general I/O and relay status.

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

í W0

Enables CONNECT result codes to report DTE speed.

W1

Enables CONNECT result codes to report DTE speed. If S95=0, then all CARRIER and PROTOCOL extended result codes are enabled.

W2

Enables CONNECT result codes to report DCE speed.

W3

Enables CONNECT result codes to report DTE speed. All COMPRESSION and PROTOCOL extended result codes are enabled.

W4

Enables CONNECT result codes to report DCE speed. All COMPRESSION and PROTOCOL extended result codes are enabled.

LINE SPEED

Type:

Register

Format

AT [cmds] S37=n [cmds]

Description:

Sets the maximum allowable data exchange rate attempted during handshake process.

Command

Function

S37=0

Connect at speed of last connection

S37=3

Connect at 300bps.

S37=5

Connect at 1200bps.

S37=6

Connect at 2400bps.

S37=7

Connect at 4800bps.

S37=8

Connect at 7200bps.

S37=9

Connect at 9600bps.

S37=10

Connect at 12Kbps.

S37=11

Connect at 14.4Kbps.

S37=12

Connect at 16.8Kbps.

S37=13

Connect at 19.2Kbps.

S37=14

Connect at 21.6Kbps.

S37=15

Connect at 24Kbps.

S37=16

Connect at 26.4Kbps.

S37=17

Connect at 28.8Kbps.

S37=18

Connect at 31.2Kbps.

S37=19

Connect at 33.6Kbps.

REPORT INFORMATION

Type:

Immediate

Format:

AT [cmds] In [cmds]

Description:

Displays requested information about the modem.

Command

Function

I0

Reports product identification code.

I1

Reports modem firmware version.

I2

Tests and reports ROM checksum.

I3

Reports device set name.

I4

Reports OEM response.

I6

Reports country code.

I7

Reports board firmware revision.

I8

Reports modem firmware features.

I10

Reports board configuration.

I11

Reports board configuration.

I14

Reports SAFE device settings.

I20

Reports Cirrus Logic chipset version.

I21

Reports Cirrus Logic firmware version.

I22

Reports Cirrus Logic manufacturer information.

I23

Reports Cirrus Logic chipset model name.

SLEEP TIMER

Type:

Register

Format

AT [cmds] S33=n [cmds]

Default:

Unidentified

Range:

0-90

Unit:

1 second

Description:

Sets the maximum duration of DTE and DCE inactivity allowed prior to initiating low-power sleep mode.

TRELLIS CODING

Type:

Configuration

Format:

AT [cmds] &Un [cmds]

Description:

Selects whether the modem will use trellis coding.

Command

Function

&U0

Trellis coding enabled.

&U1

Trellis coding disabled.