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NEWTALK DSVD (WITH COM IRQ JUMPER)

NEWCOM, INC.

NEWTALK DSVD (WITH COM IRQ JUMPER)

Card Type

Modem (asynchronous)

Chipset

Phylon PHY2000

I/O Options

Audio line in, audio line out, microphone in, voice, speakerphone, DSVD

Maximum Data Rate

33.6Kbps

Maximum Fax Rate

14.4Kbps

Data Modulation

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

Fax Modulation

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

Error Correction/Compression

V.42, V.42bis

Fax Class

Class I

Data Bus

16-bit ISA

Card Size

Full height, half length

CONNECTIONS

Function

Label

Function

Label

Telephone line

CN1

Microphone in

CN4

Telephone line

CN2

Audio line in

CN5

Audio line out

CN3

   

USER CONFIGURABLE SETTINGS

Setting

Label

Position

í DSP base I/O address is 380h

JP3

Pins 1 & 2 closed

DSP base I/O address is 300h

JP3

Pins 2 & 3 closed

DSP INTERRUPT SELECTION

Setting

JP2/A

JP2/B

JP2/C

JP2/D

JP2/E

JP2/F

4

Open

Open

Open

Open

Pins 2 & 3

Open

5

Open

Open

Open

Open

Open

Pins 2 & 3

7

Pins 2 & 3

Open

Open

Open

Open

Open

10

Open

Pins 2 & 3

Open

Open

Open

Open

í 11

Open

Open

Pins 2 & 3

Open

Open

Open

12

Open

Open

Open

Pins 2 & 3

Open

Open

SERIAL PORT INTERRUPT SELECTION

Setting

JP2/A

JP2/B

JP2/C

JP2/D

JP2/E

JP2/F

í 3

Open

Open

Open

Open

Open

Open

4

Open

Open

Open

Open

Pins 1 & 2

Open

5

Open

Open

Open

Open

Open

Pins 1 & 2

7

Pins 1 & 2

Open

Open

Open

Open

Open

10

Open

Pins 1 & 2

Open

Open

Open

Open

11

Open

Open

Pins 1 & 2

Open

Open

Open

12

Open

Open

Open

Pins 1 & 2

Open

Open

SUPPORTED STANDARD COMMANDS

Basic AT Commands

+++, 'comma', A/

A, D, E, L, M, N, P, Q, T, V, W, X, Z

&D, &F, &K, &P, &T

Extended AT Commands

%C, %E

S-Registers

S0, S7, S10, S91

Note: See MHI help file for complete information.

UNIDENTIFIED COMMANDS

Command

Default

S95

Unidentified

Proprietary AT Command Set

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 firmware revision.

DISPLAY CHIPSET MANUFACTURER

Type:

Immediate

Format:

AT [cmds] #MFR? [cmds]

Description:

Displays the chipset manufacturer’s name.

DISPLAY CHIPSET MODEL NAME

Type:

Immediate

Format:

AT [cmds] #MDL? [cmds]

Description:

Displays the model name of the modem's chipset.

DISPLAY CHIPSET REVISION

Type:

Immediate

Format:

AT [cmds] #REV? [cmds]

Description:

Displays the revision level of the modem's chipset.

ERROR CORRECTION

Type:

Configuration

Format:

AT [cmds] \Nn [cmds]

Description:

Selects whether the modem will use V.42 error correction.

Command

Function

\N0

Error correction disabled.

í \N1

Error correction enabled.

HOOK CONTROL

Type:

Immediate

Format:

AT [cmds] Hn [cmds]

Description:

Commands the modem to change the state of the hook relay.

Command

Function

H0

Modem commanded to go on-hook (hang up).

H1

Modem commanded to go off-hook (pick up).

H2

Modem commanded to go on-hook (hang up) and clear buffers.

LINE SPEED

Type:

Register

Format:

AT [cmds] S37=n [cmds]

Description:

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

Command

Function

í S37=0

Attempt to connect at speed of last AT command.

S37=1

Set speed to 33.6Kbps.

S37=2

Set speed to 33.6Kbps.

S37=3

Set speed to 33.6Kbps.

S37=4

Set speed to 33.6Kbps.

S37=5

Set speed to 33.6Kbps.

S37=6

Set speed to 2400bps.

S37=7

Set speed to 4800bps.

S37=8

Set speed to 7200bps.

S37=9

Set speed to 9600bps.

S37=10

Set speed to 12Kbps.

S37=11

Set speed to 14.4Kbps.

S37=12

Set speed to 16.8Kbps.

S37=13

Set speed to 19.2Kbps.

S37=14

Set speed to 21.6Kbps.

LINE SPEED (CON'T)

Command

Function

S37=15

Set speed to 24Kbps.

S37=16

Set speed to 26.4Kbps.

S37=17

Set speed to 28.8Kbps.

S37=18

Set speed to 31.2Kbps.

S37=19

Set speed to 33.6Kbps.

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 I mode.

#CLS=8

Modem will operate in voice mode.

ON-LINE

Type:

Immediate

Format:

AT [cmds] On

Description:

Instructs the modem to return to on-line state.

Command

Function

O0

Return to on-line state.

O1

Return to on-line state and initiate retrain sequence.

O3

Return to on-line state and initiate V.32bis rate negotiation sequence.

SPEAKERPHONE OPTIONS

Type:

Configuration

Format:

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

Description:

Sets various options for speakerphone functions. The z parameter has no function.

Command

Function

x=0

Microphone enabled.

x=1

Microphone disabled.

y=0 - 5

Speaker set to low volume setting.

y=6 - 9

Speaker set to medium volume setting.

y=10 - 15

Speaker set to highest volume setting.

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 - DTMF

Type:

Immediate

Format:

AT [cmds] #VTS={x}

Description:

Generates the DTMF tone indicated for 75mS. The curly braces are optional

TONE GENERATOR - 2KHz

Type:

Immediate

Format:

AT [cmds] #VTS=[n]

Description:

Generates a 2KHz tone for 300mS. The value of n does not matter.

Note:

The brackets are not optional.

VOICE DEVICE

Type:

Configuration

Format:

AT [cmds] #VLS=n [cmds]

Description:

Selects the I/O device for the DSP chip.

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=6

Speakerphone used for voice I/O.

#VLS=7

Handset muted by disconnecting handset or speakerphone from telephone line.

VOICE RECEIVE

Type:

Immediate

Format:

AT [cmds] #VRX

Description:

Commands the modem to begin receiving voice data.

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=8

Modem records 8 bits per sample in mu-law encoding.

#VBS=9

Modem records 8 bits per sample in IMA linear unsigned encoding.

VOICE TRANSMIT

Type:

Immediate

Format:

AT [cmds] #VTX

Description:

Commands the modem to begin transmitting voice data.