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XPVS56I modem/telephone/ISDN Settings and Configuration






MAXTECH CORPORATION

XPVS56I

Card Type

Modem (asynchronous)

Chipset

Unidentified

I/O Options

Voice, speakerphone, microphone in, speaker out

Maximum Data Rate

56Kbps

Maximum Fax Rate

14.4Kbps

Data Modulation

Bell 103A/212A

ITU-T V.21, V.22, V.22bis, V.23, V.32, V.32bis, V.34

U.S. Robotics x2

Fax Modulation

ITU-T V.17, V.21CH2, V.27ter, V.29

Error Correction/Compression

MNP5, V.42, V.42bis

Fax Class

Class I & II

Data Bus

8-bit ISA

Card Size

Full height, one-third length

CONNECTIONS

Function

Label

Function

Label

Telephone line out

CN1

Microphone in or speaker out

CN3

Telephone line in

CN2

Microphone in or speaker out

CN4

Note: It is not known which of CN3 and CN4 is the microphone in jack and which is the speaker out jack.

USER CONFIGURABLE SETTINGS

Setting

Label

Position

í Plug-N-Play disabled

JP1/C

Closed

Plug-N-Play enabled

JP1/C

Open

Speakers attached to CN4 are stereo

JP5

Closed

Speakers attached to CN4 are mono

JP5

Open

Note: When JP1/C is set for Plug-N-Play mode, all other applicable settings must also be set for Plug-N-Play mode.

SERIAL PORT ADDRESS SELECTION

Setting

JP1/A

JP1/B

3F8h (COM1:)

Closed

Closed

í 2E8h (COM2:)

Open

Closed

3F8h (COM3:)

Closed

Open

2E8h (COM4:)

Open

Open

Plug-N-Play

Open

Open

INTERRUPT SELECTION

Setting

JP2/A

JP2/B

JP2/C

JP2/D

JP2/E

2

Closed

Open

Open

Open

Open

í 3

Open

Closed

Open

Open

Open

4

Open

Open

Closed

Open

Open

5

Open

Open

Open

Closed

Open

7

Open

Open

Open

Open

Closed

Plug-N-Play

Open

Open

Open

Open

Open

SUPPORTED STANDARD COMMANDS

Basic AT Commands

+++, ‘comma’, A/

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

&C, &D, &F, &G, &P, &R, &S, &T, &W

S-Registers

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

Note: See MHI help file for complete information.

UNIDENTIFIED COMMANDS

Command

Default

S13

0

S15

0

S16

0

S27

0

S32

0

S33

0

S34

0

Proprietary AT Command Set

BREAK LENGTH

Type:

Register

Format:

AT [cmds] S21=n [cmds]

Default:

10

Range:

0 - 255

Unit:

10 ms

Description:

Sets the length of the breaks sent from modem to the DTE when in error correction mode .

BREAK TYPE

Type:

Configuration

Format:

AT [cmds] &Yn [cmds]

Description:

Configures action of break signal.

Command

Function

&Y0

Break empties buffer.

í &Y1

Break empties buffer and is sent immediately.

&Y2

Break does not empty buffer and is sent immediately.

COMPRESSION MODE

Type:

Configuration

Format:

AT [cmds] &Kn [cmds]

Description:

Selects the type of data compression that will be used.

Command

Function

&K0

Data compression disabled.

í &K1

Auto-detect compression mode.

&K2

Data compression enabled.

&K3

MNP5 data compression only enabled.

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

&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.

CONNECTION SPEED LOWER LIMIT (CON'T)

Command

Function

&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 minimum connect speed to 33.6Kbps.

&U17

Set minimum connect speed to 33.3Kbps.

&U18

Set minimum connect speed to 37.3Kbps.

&U19

Set minimum connect speed to 41.3Kbps.

&U20

Set minimum connect speed to 42.6Kbps.

&U21

Set minimum connect speed to 44Kbps.

&U22

Set minimum connect speed to 45.3Kbps.

&U23

Set minimum connect speed to 46.6Kbps.

&U24

Set minimum connect speed to 48Kbps.

&U25

Set minimum connect speed to 49.3Kbps.

&U26

Set minimum connect speed to 50.6Kbps.

&U27

Set minimum connect speed to 52Kbps.

&U28

Set minimum connect speed to 53.3Kbps.

&U29

Set minimum connect speed to 54.6Kbps.

&U30

Set minimum connect speed to 56Kbps.

&U31

Set minimum connect speed to 57.3Kbps.

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.

CONNECTION SPEED UPPER LIMIT (CON'T)

Command

Function

&N15

Set maximum connect speed to 31.2Kbps.

&N16

Set maximum connect speed to 33.6Kbps.

&N17

Set maximum connect speed to 33.3Kbps.

&N18

Set maximum connect speed to 37.3Kbps.

&N19

Set maximum connect speed to 41.3Kbps.

&N20

Set maximum connect speed to 42.6Kbps.

&N21

Set maximum connect speed to 44Kbps.

&N22

Set maximum connect speed to 45.3Kbps.

&N23

Set maximum connect speed to 46.6Kbps.

&N24

Set maximum connect speed to 48Kbps.

&N25

Set maximum connect speed to 49.3Kbps.

&N26

Set maximum connect speed to 50.6Kbps.

&N27

Set maximum connect speed to 52Kbps.

&N28

Set maximum connect speed to 53.3Kbps.

&N29

Set maximum connect speed to 54.6Kbps.

&N30

Set maximum connect speed to 56Kbps.

&N31

Set maximum connect speed to 57.3Kbps.

DIAL

Type:

Immediate

Format:

AT [cmds] D<#>;[cmds]

Description:

Dials the telephone number indicated according to any modifiers included in the string.

Command

Function

DL

Re-dial last number.

DP

Pulse dialing enabled.

DR

Answer mode enabled; originate mode disabled following handshake initiation.

DSn

Dial stored telephone number n.

DT

Tone dialing enabled.

DW

Dialing resumed following dial tone detection.

D,

Dialing paused for amount of time specified in S8 register.

D/

Dialing paused for 1/8 second.

D!

Flash function initiated. Modem commanded to go off-hook for specified time before returning on-hook.

D@

Wait for Quiet 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$

Wait for prompt tone detection function enabled. Waits for prompt tone for amount of time specified by the S7 command.

D;

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

DISPLAY CHIPSET MANUFACTURER

Type:

Immediate

Format:

AT [cmds] #MFR? [cmds]

Description:

Displays the voice chipset manufacturer’s name.

DISPLAY CHIPSET MODEL NAME

Type:

Immediate

Format:

AT [cmds] #MDL? [cmds]

Description:

Displays the model name of the modem's voice chipset.

DISPLAY CHIPSET REVISION

Type:

Immediate

Format:

AT [cmds] #REV? [cmds]

Description:

Displays the revision level of the modem's voice chipset.

DISPLAY HELP SCREEN - AMPERSAND

Type:

Configuration

Format:

AT [cmds] &$ [cmds]

Description:

Displays the help screen on the AT& commands.

DISPLAY HELP SCREEN - BASIC

Type:

Configuration

Format:

AT [cmds] $ [cmds]

Description:

Displays the basic help screen.

DISPLAY HELP SCREEN - DIAL

Type:

Configuration

Format:

AT [cmds] D$ [cmds]

Description:

Displays the help screen on the dialing commands.

DISPLAY HELP SCREEN - REGISTERS

Type:

Configuration

Format:

AT [cmds] S$ [cmds]

Description:

Displays the help screen for S registers.

DISPLAY INFORMATION

Type:

Immediate

Format:

AT [cmds] In [cmds]

Description:

Displays modem properties.

Command

Function

I0

Displays product identification code.

I1

Tests and displays ROM checksum result.

I2

Tests and displays RAM checksum result.

I3

Displays product identification.

I4

Displays current command settings.

I5

Displays current NVRAM settings.

I6

Displays current connection’s statistics.

I7

Displays product configuration.

ERROR CORRECTION MODE

Type:

Configuration

Format:

AT [cmds] &Mn [cmds]

Description:

Selects active error correction protocols.

Command

Function

&M0

Normal mode only.

í &M4

Auto-detect mode.

&M5

Error correction mode only.

EXTENDED RESULT CODES

Type:

Configuration

Format:

AT [cmds] &An [cmds]

Description:

Selects extended result codes.

Command

Function

&A0

Extended result codes disabled.

&A1

Error correction result codes enabled.

&A2

V.32 result code enabled.

í &A3

Error correction and compression result codes enabled.

FLOW CONTROL TYPE

Type:

Configuration

Format:

AT [cmds] &Hn [cmds]

Description:

Sets type of flow control used by modem.

Command

Function

&H0

Flow control disabled.

í &H1

CTS/RTS flow control enabled.

&H2

XON/XOFF flow control enabled.

&H3

CTS/RTS and XON/XOFF flow control enabled.

FLOW CONTROL CHARACTER - XOFF

Type:

Register

Format:

AT [cmds] S23=n [cmds]

Default:

19

Range:

0 - 127

Unit:

1 ASCII character

Description:

Sets the character used to represent XOFF.

FLOW CONTROL CHARACTER - XON

Type:

Register

Format:

AT [cmds] S22=n [cmds]

Default:

17

Range:

0 - 127

Unit:

1 ASCII character

Description:

Sets the character used to represent XON.

FLOW CONTROL - MODEM-TO-MODEM

Type:

Configuration

Format:

AT [cmds] &In [cmds]

Description:

Selects the type of modem-to-modem flow control used.

Command

Function

&I0

Software flow control disabled.

&I1

XON/XOFF pass-through enabled.

&I2

XON/XOFF pass-through disabled.

&I3

Hewlett-Packard ENQ/ACK host mode enabled.

&I4

Hewlett-Packard ENQ/ACK terminal mode enabled.

&I5

XON/XOFF pass-through enabled in normal mode and disabled in error-correcting mode.

LOCK SERIAL PORT

Type:

Configuration

Format:

AT [cmds] &Bn [cmds]

Description:

Sets operation of serial port speed.

Command

Function

&B0

Serial speed follows connect speed.

&B1

Serial speed locked.

í &B2

Serial speed locked in error correction mode only.

MODE SELECTION

Type:

Immediate

Format:

AT [cmds] #CLS=n [cmds]

Description:

Selects which mode the modem will operate in.

Command

Function

#CLS=0

Modem will operate in data mode.

#CLS=1

Modem will operate in fax class 1 mode.

#CLS=2

Modem will operate in fax class 2 mode.

#CLS=8

Modem will operate in voice mode.

PROFILE ON POWER-UP

Type:

Configuration

Format:

AT [cmds] Yn [cmds]

Description:

Selects the profile that the modem will reset to on power-up.

Command

Function

í Y0

Modem resets to user profile 0 on power-up.

Y1

Modem resets to user profile 1 on power-up.

Y2

Modem resets to factory profile 0 on power-up.

Y3

Modem resets to factory profile 1 on power-up.

Y4

Modem resets to factory profile 2 on power-up.

Y6

Displays current connection’s statistics.

RESULT CODES

Type:

Configuration

Format:

AT [cmds] Qn [cmds]

Description:

Enables modem to send result codes to the DTE.

Command

Function

í Q0

Result codes enabled.

Q1

Result codes disabled.

Q2

Result codes enabled in originate mode only.

STORE TELEPHONE NUMBER

Type:

Configuration

Format:

AT [cmds] &Zn=<#>

AT [cmds] &Zn=L

Description:

Writes selected telephone numbers into the non-volatile memory at location n. If the second form is used, the modem will store the last number dialed.

TONE DETECTION

Format:

AT [cmds] #VTD=x,y,z [cmds]

Default:

x,y,z 63

Range:

0 - 63

Description:

Sets which tones the tone detection will report.

Note:

The value of x sets the tone detection modes in voice transmit mode, y sets them in voice receive mode, and z sets them in voice command mode.

Bit

Value

Function

0

0

í 1

DTMF tones are not detected.

DTMF tones are detected.

1

0

í 1

V.25 1300Hz calling tone is not detected.

V.25 1300Hz calling tone is detected.

2

0

í 1

T.30 1100Hz fax tone is not detected.

T.30 1100Hz fax tone is detected.

3

0

í 1

V.25/T.30 2100Hz answer tone is not detected.

V.25/T.30 2100Hz answer tone is detected.

4

0

í 1

Bell 2225Hz answer tone is not detected.

Bell 2225Hz answer tone is detected.

5

0

í 1

Call progress tones are not detected.

Call progress tones are detected.

TONE GENERATOR - DIRECT ENTRY

Type:

Immediate

Format:

AT [cmds] #VTS=[m, n, x]

Range:

m 200-3000, n 200-3000, x 0-255

Unit:

m 1 Hz, n 1 Hz, x .1 second

Description:

Generates a dual-frequency tone for duration x at frequencies m and n.

TONE GENERATOR - TIMED PHONE KEYS

Type:

Immediate

Format:

AT [cmds] #VTS={a, n}

Range:

a 0-9, A-D, #, *; x 0-255

Unit:

x .1 second

Description:

Generates the DTMF tone for duration x for the character a.

TONE GENERATOR - PHONE KEYS

Type:

Immediate

Format:

AT [cmds] #VTS=a

Range:

0-9, A-D, #, *

Description:

Generates the DTMF tones for the characters in the string for the duration set with +VBT.

TONE GENERATOR LENGTH

Format

AT [cmds] #VBT=n [cmds]

Default:

10

Range:

0 - 40

Unit:

0.1 second

Description:

Sets the length of DTMF tones that are generated.

V.21 ANSWER MODE FALLBACK TIMER

Type:

Register

Format:

AT [cmds] S29=n [cmds]

Default:

20

Range:

0 - 255

Unit:

.1 second

Description:

The function of this register is unidentified.

V.32 HANDSHAKE TIME

Type:

Register

Format:

AT [cmds] S28=n [cmds]

Default:

8

Range:

0 - 255

Unit:

.1 second

Description:

Sets length of V.32 handshaking phase.

VOICE BUFFER SPACE

Type:

Configuration

Format:

AT [cmds] #VSK=n [cmds]

Default:

255

Range:

0 - 255

Unit:

1 byte

Description:

Sets the amount of data the modem can send into the buffer after the XOFF signal is sent.

VOICE DEVICE

Type:

Configuration

Format:

AT [cmds] #VLS=n [cmds]

Description:

Selects the I/O device for the DSP chip.

Note:

This modem may not support all options listed below. The #VLS? command will display the available options.

Command

Function

í #VLS=0

Telephone line and handset used for voice I/O.

#VLS=1

Telephone handset used for voice I/O.

#VLS=2

Internal speaker only used for voice I/O.

#VLS=3

External microphone only used for voice I/O.

#VLS=4

Telephone line and handset used for voice I/O; internal speaker enabled.

#VLS=7

Handset muted by disconnecting the handset or speakerphone from the telephone line.

#VLS=9

Connects handset (or speakerphone) to DSP chip for recording or playback.

VOICE - DISPLAY BUFFER SIZE

Type:

Immediate

Format:

AT [cmds] #VBQ? [cmds]

Description:

Displays the size of the voice buffer.

VOICE - DISPLAY COMPRESSION TYPE

Type:

Immediate

Format:

AT [cmds] #VCI? [cmds]

Description:

Displays the type of compression currently in use.

VOICE - LOCAL SERIAL PORT SPEED

Type:

Configuration

Format:

AT [cmds] #BDR=n [cmds]

Default:

0

Range:

0 - 48

Unit:

2400bps

Description:

Sets the speed of the local serial port when in voice mode. A value of 0 indicates that the modem should auto-detect the correct serial port speed.

VOICE RE-RING DETECT TIME

Type:

Configuration

Format:

AT [cmds] #VRA=n [cmds]

Default:

70

Range:

0 -255

Unit:

10 mS

Description:

Sets the maximum time the modem will wait for the remote station to ring again before it assumes that it has gone off-hook.

VOICE RECEIVE

Type:

Immediate

Format:

AT [cmds] #VRX

Description:

Commands the modem to begin receiving voice data.

VOICE RING DETECT TIME

Type:

Configuration

Format:

AT [cmds] #VRN=n [cmds]

Default:

70

Range:

0 - 255

Unit:

.1 second

Description:

Sets the maximum time the modem will wait for the remote station to ring before it assumes that it went off-hook before it rang.

VOICE SAMPLE QUALITY

Type:

Configuration

Format:

AT [cmds] #VBS=n [cmds]

Description:

Selects the number of bits per sample that the modem records.

Note:

This modem may not support all options listed below. The #VBS? command will display the available options.

Command

Function

#VBS=2

Modem records 2 bits per sample in ADPCM encoding.

#VBS=3

Modem records 3 bits per sample in ADPCM encoding.

í #VBS=4

Modem records 4 bits per sample in ADPCM encoding.

#VBS=8

Modem records 8 bits per sample in PCM encoding.

#VBS=16

Modem records 16 bits per sample in PCM encoding.

VOICE SAMPLING RATE

Type:

Configuration

Format:

AT [cmds] #VSR=n [cmds]

Description:

Sets the sampling rate used when recording voice signals.

Command

Function

í #VSR=7200

Selects a sampling rate of 7.2KHz.

#VSR=8000

Selects a sampling rate of 8KHz.

#VSR=11025

Selects a sampling rate of 11.025KHz in PCM encoding only.

VOICE SILENCE DETECTION TIME

Type:

Configuration

Format:

AT [cmds] #VSP=n [cmds]

Default:

55

Range:

0 - 255

Unit:

.1 second

Description:

Sets the minimum amount of silence that the modem will detect.

VOICE SILENCE DETECTION THRESHOLD

Type:

Configuration

Format:

AT [cmds] #VSS=n [cmds]

Description:

Sets the threshold of sensitivity that the modem uses to determine silence detection.

Command

Function

#VSS=0

Silence detection disabled.

#VSS=1

Minimum silence detection sensitivity.

#VSS=2

Standard silence detection sensitivity.

#VSS=3

Maximum silence detection sensitivity.

VOICE TRANSMIT

Type:

Immediate

Format:

AT [cmds] #VTX

Description:

Commands the modem to begin transmitting voice data.








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