MAXTECH CORPORATION

S 144PNP (ACER 14.4 TAD-SP 1.XX)

Card Type

Modem, Fax card

Chip Set

Unidentified

I/O Options

Line in, line out, microphone in, speaker out

Maximum Modem Rate

14.4Kbps

Maximum Fax Rate

14.4Kbps

Data Modulation Protocol

Bell 103/212

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

Fax Modulation Protocol

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

Error Correction/Compression

MNP5, V.42, V.42bis

Fax Class

Class II

Data Bus

8-bit ISA

CONNECTIONS

Function

Label

Function

Label

Line in

CN1

Microphone/Speaker out

CN3

Line out

CN2

Microphone in

CN4

SUPPORTED COMMAND SET

Basic AT Commands

AT, ‘+++’, A/

A, E, M, N, O, P, T, V, W, X, Y, Z

&C, &G, &L, &T, &V, &W, &Y, &Z

Extended AT Commands

\C, \G, \Q, \T, \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, S36, S37, S38, S46, S48, S49, S50, S63, S82, S86, S98

 

Note: See MHI Help File for full command documentation.

 

 

 

 

 

 

 

Proprietary AT Command Set

CALLER ID

Type:

Configuration

Format:

AT [cmds] #CC=n [cmds]

Description:

Controls the Caller ID function

Command

Function

#CC=0

Caller ID disabled

#CC=1

Caller ID displays formatted data

#CC=2

Caller ID displays raw hexadecimal data

COMMUNICATIONS MODE

Type:

Configuration

Format:

AT [cmds] &Mn [cmds]

Description:

Selects communications mode

Command

Mode

&M0

Asynchronous mode

COMMUNICATIONS MODE

Type:

Configuration

Format:

AT [cmds] &Qn [cmds]

Description:

Selects communications mode options

Command

Mode

&Q0

Asynchronous mode

&Q5

MNP or V.42 mode enabled

&Q6

Normal mode enabled

COMMUNICATION PROTOCOLS

Type:

Configuration

Format:

AT [cmds] Bn [cmds]

Description:

Selects the communication protocol for data calls

Note: The B command allows the simultaneous selection of more than one suffix, enabling multiple protocols.

Command

Protocol

B0

ITU-T V.22 at 300 or 1200bps

B1

Bell 212A at 300 or 1200bps

B2

ITU-T V.23 originate calls at 75bps transmitting and 1200bps receiving, answer calls transmitting at 1200bps and receiving at 75bps.

B3

ITU-T V.23 originate calls at 1200bps transmitting and 75bps receiving, answer calls transmitting at 75bps and receiving at 1200bps.

COMPRESSION

Type:

Configuration

Format:

AT [cmds] %Cn [cmds]

Description:

Selects data compression

Command

Function

%C0

Data compression disabled

%C1

MNP5 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 enabled

\N3

MNP normal link enabled

\N4

V.42 reliable mode enabled

\N5

V.42 normal mode enabled

\N6

V.42/MNP normal link enabled

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

DATA TERMINAL READY (DTR)

Type:

Configuration

Format:

AT [cmds] &Dn [cmds]

Description:

Selects modem response to DTR

Command

Function

&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

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

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

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 colon can only be placed at the end of the dial command.

D;

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

FACTORY DEFAULT PROFILE

Type:

Configuration

Format:

AT [cmds] &F [cmds]

Description:

Sets values in active profile to values found in the default profile

&F0

Recall factory default configuration

&F3

Reset for extended responses

FLOW CONTROL

Type:

Configuration

Format:

AT [cmds] &Kn [cmds]

Description:

Enables flow control options

Command

Function

&K0

Flow control disabled

&K3

RTS/CTS flow control enabled

&K4

XON/XOFF flow control enabled

&K5

Transparent XON/XOFF flow control enabled

PULSE DIALING RATIO

Type:

Configuration

Format:

AT [cmds] &Pn [cmds]

Description:

Selects pulse dial make/break ratio

Command

Function

&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

Display 14400

I1

Display 000

I2

Tests and reports ROM checksum

I3

Reports firmware revision number

I4

Reports configuration settings

I6

Reports data connection information

RESULT CODES

Type:

Configuration

Format:

AT [cmds] Qn [cmds]

Description:

Enables modem to send result codes to the DTE

Command

Function

Q0

Result code sending enabled

Q1

Result code sending disabled

Q2

Result code sent in originate mode but not in answer mode

SPEAKER VOLUME

Type:

Configuration

Format:

AT [cmds] Ln [cmds]

Description:

Controls speaker volume

Command

Function

L0

Low volume setting

L1

Low volume setting

L2

Medium volume setting

L3

Highest volume setting

SPECIAL ECHO CANCELLER MODE

Type:

Configuration

Format:

AT [cmds] &Nn [cmds]

Description:

Selects special echo canceller training mode

Command

Mode

&N0

Special echo canceller training sequence disabled

&N1

Special echo canceller training sequence enabled

 

 

 

 

 

 

 

 

 

TRELLIS CODING MODE

Type:

Configuration

Format:

AT [cmds] &Un [cmds]

Description:

Selects Trellis coding mode

Command

Mode

&U0

Enable Trellis coding at V.32

&U1

Disable Trellis coding at V.32

V.42bis - DICTIONARY SIZE

Type:

Configuration

Format:

AT [cmds] %Dn [cmds]

Description:

Selects V.42bis dictionary size

Command

Function

%D0

Select 512 bytes

%D1

Select 1024 bytes

%D2

Select 2048 bytes

VOICE COMMAND SET

ACTIONS/SPEAKERPHONE RESPONSE CODES

Type:

Configuration

Format:

AT [cmds] #VSR=n [cmds]

Default:

Unidentified

Range:

Unidentified

Unit:

Unidentified

Description:

Enables actions and/or speakerphone response codes.

AGC SELECTION

Type:

Configuration

Format:

AT [cmds] #VA=-m [cmds]

Default:

Unidentified

Range:

Unidentified

Unit:

Unidentified

Description:

Enables or disables AGC.

AUDIO MODE

Type:

Configuration

Format:

AT [cmds] #VZ=n [cmds]

Default:

Unidentified

Range:

Unidentified

Unit:

Unidentified

Description:

Selects audio mode.

 

 

 

 

 

 

AUTO-ANSWER MODE

Type:

Configuration

Format:

AT [cmds] #VAA=n [cmds]

Default:

Unidentified

Range:

Unidentified

Unit:

Unidentified

Description:

Enables or disables auto-answer mode.

BEEP TONE

Type:

Configuration

Format:

AT [cmds] #VB=fl,t [cmds]

Default:

Unidentified

Range:

Unidentified

Unit:

Unidentified

Description:

Generates the beep tone (fl=frequency, t=duration).

BINARY OFFSET

Type:

Configuration

Format:

AT [cmds] #VBO=n [cmds]

Default:

Unidentified

Range:

Unidentified

Unit:

Unidentified

Description:

Sets the binary offset mode.

CODEC MODE

Type:

Configuration

Format:

AT [cmds] #VSM=n [cmds]

Default:

Unidentified

Range:

Unidentified

Unit:

Unidentified

Description:

Sets the CODEC mode to n.

DISTINCTIVE RING SELECTION

Type:

Configuration

Format:

AT [cmds] #VDR=e,r [cmds]

Default:

Unidentified

Range:

Unidentified

Unit:

Unidentified

Description:

Enables distinctive ring detection.

DMA CHANNEL

Type:

Configuration

Format:

AT [cmds] #VCH=n [cmds]

Default:

Unidentified

Range:

Unidentified

Unit:

Unidentified

Description:

Sets the DMA channel.

DMA TRANSFER

Type:

Configuration

Format:

AT [cmds] #VBS=n [cmds]

Default:

Unidentified

Range:

Unidentified

Unit:

Unidentified

Description:

Specifies data transfer via DMA.

DTMF SELECTION

Type:

Configuration

Format:

AT [cmds] #VC=n [cmds]

Default:

Unidentified

Range:

Unidentified

Unit:

Unidentified

Description:

Enables, disables, and aborts DTMF.

DTMF & CNG DETECTION

Type:

Configuration

Format:

AT [cmds] #VTn [cmds]

Default:

Unidentified

Range:

Unidentified

Unit:

Unidentified

Description:

Controls the command mode DTMF and CNG detection.

FAX MODE

Type:

Configuration

Format:

AT [cmds] #VNH=n [cmds]

Default:

Unidentified

Range:

Unidentified

Unit:

Unidentified

Description:

Selects hook behavior for fax and data calls within voice calls.

FIFO SIZE

Type:

Configuration

Format:

AT [cmds] #VF=n [cmds]

Default:

Unidentified

Range:

Unidentified

Unit:

Unidentified

Description:

Selects the FIFO size.

LOOP CURRENT

Type:

Configuration

Format:

AT [cmds] #VTR=n [cmds]

Default:

Unidentified

Range:

Unidentified

Unit:

Unidentified

Description:

Selects the loop current interrupt qualifier.

MICROPHONE COMMAND

Type:

Configuration

Format:

AT [cmds] #VM=n [cmds]

Default:

Unidentified

Range:

Unidentified

Unit:

Unidentified

Description:

Selects microphone settings.

MONITOR MODE

Type:

Configuration

Format:

AT [cmds] #VSP=n [cmds]

Default:

Unidentified

Range:

Unidentified

Unit:

Unidentified

Description:

Sets the monitor mode.

PAGER DIAL MODIFIER

Type:

Configuration

Format:

AT [cmds] :=n [cmds]

Default:

Unidentified

Range:

Unidentified

Unit:

Unidentified

Description:

Selects pager dial modifier.

RELAY SELECTION

Type:

Configuration

Format:

AT [cmds] #VH=n [cmds]

Default:

Unidentified

Range:

Unidentified

Unit:

Unidentified

Description:

Energizes the relay.

RUN-LENGTH ENCODING

Type:

Configuration

Format:

AT [cmds] #VL=n [cmds]

Default:

Unidentified

Range:

Unidentified

Unit:

Unidentified

Description:

Sets run-length encoding.

RINGBACK NEVER CAME

Type:

Configuration

Format:

AT [cmds] #VRN=n [cmds]

Default:

Unidentified

Range:

Unidentified

Unit:

Unidentified

Description:

Selects ringback never came timer.

 

RINGBACK TIMER

Type:

Configuration

Format:

AT [cmds] #VRA=n [cmds]

Default:

Unidentified

Range:

Unidentified

Unit:

Unidentified

Description:

Selects ringback goes away timer.

SAMPLE RATE

Type:

Configuration

Format:

AT [cmds] #VSS=n [cmds]

Default:

Unidentified

Range:

Unidentified

Unit:

Unidentified

Description:

Sets sample rate to n.

SILENCE DELETION

Type:

Configuration

Format:

AT [cmds] #VSD=n [cmds]

Default:

Unidentified

Range:

Unidentified

Unit:

Unidentified

Description:

Selects the silence deletion mode.

VSD=0

Silence deletion control disabled.

VSD=1

Silence deletion control set to 1 second

VSD=2

Silence deletion control set to .5 seconds

SILENCE END

Type:

Configuration

Format:

AT [cmds] #VSI=n [cmds]

Default:

Unidentified

Range:

Unidentified

Unit:

Unidentified

Description:

Selects silence end of message timer.

SILENCE THRESHOLD

Type:

Configuration

Format:

AT [cmds] #VST [cmds]

Default:

Unidentified

Range:

Unidentified

Unit:

Unidentified

Description:

Sets the silence threshold to -43dBM/-47dBM

 

 

 

 

 

 

SUPERVISION POINT QUALIFIER

Type:

Configuration

Format:

AT [cmds] #VTI=n [cmds]

Default:

Unidentified

Range:

Unidentified

Unit:

Unidentified

Description:

Selects the supervision point qualifier.

VOICE BUFFER

Type:

Configuration

Format:

AT [cmds] #VBL=n [cmds]

Default:

Unidentified

Range:

Unidentified

Unit:

Unidentified

Description:

Sets the voice buffer length control.

VOICE COMPRESSION MODE

Type:

Configuration

Format:

AT [cmds] #VSC=n [cmds]

Default:

Unidentified

Range:

Unidentified

Unit:

Unidentified

Description:

Selects the voice compression to n value.

VOICE DATA MODE

Type:

Configuration

Format:

AT [cmds] #VDn [cmds]

Default:

Unidentified

Description:

Selects voice data mode

#VD0

Transmit voice data

#VD1

Receive voice data

VOICE DATA CONFIGURATION

Type:

Configuration

Format:

AT [cmds] #VSV [cmds]

Default:

Unidentified

Range:

Unidentified

Unit:

Unidentified

Description:

Transmits voice data and listens for DTMF and CNG.

VOICE MODE

Type:

Configuration

Format:

AT [cmds] #VSn [cmds]

Default:

Unidentified

Range:

Unidentified

Unit:

Unidentified

Description:

Activates voice mode with DTE rate of n.

VOICE RECORD MODE

Type:

Configuration

Format:

AT [cmds] #VG=n [cmds]

Default:

Unidentified

Range:

Unidentified

Unit:

Unidentified

Description:

Selects gain setting in voice record mode.