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SR 288HV (SF1128HV/S1)

MAXTECH CORPORATION

SR 288HV (SF1128HV/S1)

Card Type

Modem/Fax card

Chip Set

Unidentified

I/O Options

Line out(RJ-11), line in(RJ-11), speaker, microphone

Maximum Modem Rate

28.8Kbps

Maximum Fax Rate

14.4Kbps

Data Modulation Protocol

Bell 103/212A

ITU-T V34, V.32bis, V.32, V.22bis, V.22, V.21

Fax Modulation Protocol

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

Error Correction/Compression

MNP5, V.42, V.42bis

Fax Class

Class I & II

Data Bus

16-bit ISA

CONNECTIONS

Function

Label

Function

Label

RJ-11 line out

CN1

Speaker out

CN3

RJ-11 line in

CN2

Microphone in

CN4

SUPPORTED COMMAND SET

Basic AT Commands

AT, +++, A/

A, E, H, M, O, P, T, V, X, Y, Z

&F, &V, &W, &Y, &Z

Extended AT Commands

\Q

%A

S Registers

S0, S1, S2, S3, S4, S5, S6, S7, S8, S9, S10, S11, S12, S18, S25, S26, S38

Voice Commands

#CC, #VA=m, #VAA=n, #VB=f1,t, #VBL=n, #VBO=n, #VBS=n, #VC, #VCH, #VDR=e,r, #VDO, #VD1, #VF=n

#VG=n, #VH=n, #VL, #VM=n, #VNH=n, #VRA=n, #VRN=n, #VSC=n, #VSC=n, #VSC=n, #VSD=0,1,2,

#VSI=n, #VSM=n, #VSn, #VSP=n, #VSR=n, #VSS=n, #VST, #VSV, #VTI=n, #VTn, #VTR=n, #VZ=n

 

Note: See MHI Help File for full command documentation.

 

PROPRIETARY AT COMMAND SET

AUTO-FALLFORWARD/FALLBACK

Type:

Configuration

Format:

AT [cmds] &An [cmds]

Description:

Enables/disables auto fallforward/fallback

Command

Function

&A0

Auto fallforward/fallback disabled

&A1

Auto fallforward/fallback enabled

COMMUNICATIONS MODE

Type:

Configuration

Format:

AT [cmds] &Mn [cmds]

Description:

Selects communications mode

Command

Mode

&M0

Asynchronous mode

DATA CARRIER DETECT (DCD)

Type:

Configuration

Format:

AT [cmds] &Cn [cmds]

Description:

Selects whether the DCD option is enabled or disabled

Command

Function

&C0

DCD enabled

í &C1

DCD enabled after carrier signal detected

&C2

DCD enabled. Toggle on disconnect

COMPRESSION

Type:

Configuration

Format:

AT [cmds] %Cn [cmds]

Description:

Selects data compression

Command

Function

%C0

Data compression disabled

%C1

V.42bis/MNP5 enabled

%C2

V.42bis transmit enabled

%C3

V.42bis receive enabled

DATA SET READY (DSR)

Type:

Configuration

Format:

AT [cmds] &Sn [cmds]

Description:

Selects DSR options

Command

Function

&S0

DSR forced high. Toggle off on disconnect

&S1

DSR high in on-line mode. Off in command mode

&S2

DSR follows Carrier Detect

&S3

DSR forced high

 

DATA TERMINAL READY (DTR)

Type:

Configuration

Format:

AT [cmds] &Dn [cmds]

Description:

Selects modem response to DTR

Command

Function

í&D0

DTR override

&D1

DTR toggle causes online command mode

&D2

Normal DTR operations

&D3

Resets on receipt of DTR

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

DL

Re-dial last number.

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.

HANDSHAKE MODE

Type:

Configuration

Format:

AT [cmds] &Hn [cmds]

Description:

Selects data handshake mode

Command

Mode

í &H0

V.34 auto handshake mode

&H1

V.34 handshake mode

&H2

V.32bis auto handshake mode

&H3

V.32bis handshake mode

&H4

V.32 auto handshake mode

&H5

V.32 handshake mode

&H6

V.22bis hand shake mode

&H7

V.22 handshake mode

&H8

Bell 212A handshake mode

&H9

Bell 103 handshake mode

&H10

V.21 handshake mode

 

REPORT INFORMATION

Type:

Immediate

Format:

AT [cmds] In [cmds]

Description:

Displays information requested

Command

Function

I0

Reports four digit product code

I1

Display 000

I2

Reports internal memory test

I3

Reports firmware ID

I4

Reports configuration settings

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 sending enabled in originate mode

RTS/CTS

Type:

Configuration

Format:

AT [cmds] &Rn [cmds]

Description:

Selects RTS/CTS options

Command

Function

&R0

CTS high in command mode

í &R1

CTS follows flow control requirements

&R2

CTS high when modem is ready to receive a signal from the DTE

&R3

CTS forced high

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

 

TEST MODES

Type:

Immediate

Format:

AT [cmds] &Tn

Description:

Selects test options

Command

Function

&T0

End current test

&T1

Begin local analog loopback test

&T3

Begin local digital loopback

&T4

Grant remote digital loopback request

&T5

Deny remote digital loopback request

&T6

Request remote digital loopback

&T7

Request remote digital loopback and self-test

&T8

Begin local analog loopback and self-test

&T9

Complete self diagnostic

TRELLIS CODING

Type:

Configuration

Format:

AT [cmds] &Un [cmds]

Description:

Enables/disables trellis coding

Command

Function

í&U0

V.32 trellis coding enabled

&U1

V.32 trellis coding disabled

EXTENDED AT COMMAND SET

AUTO-RELIABLE TIME BUFFER CONFIGURATION

Type:

Configuration

Format:

AT [cmds] \Cn [cmds]

Description:

Controls the handling of incoming data during auto-reliable time period

Command

Function

\C0

Data is discarded

\C1

Data is buffered for 4 seconds, until receiving 200 characters or until packet is detected

í \C2

Data is discarded; modem returns to normal mode on receiving auto-reliable fallback character.

\C3

Data is buffered with ITU-T V.14

\C4

Data is not buffered with ITU-T V.14

 

BREAK TYPE

Type:

Configuration

Format:

AT [cmds] \Kn [cmds]

Description:

Configures action of break signal

Command

Break from DTE

\K0

Expedite break, destroy buffered data

\K1

Expedite break, save buffered data

\K2

Timed break, save buffered data

\K3

Ignore breaks sent from DTE

\K4

Timed break until no break character; save buffered data

\K5

Timed break until no break character; save buffered data

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

V.42/MNP mode enabled

\N3

MNP or Normal mode enabled

\N4

V.42 mode enabled

\N5

V.42 or MNP reliable mode enabled

\N6

Simulated controlled carrier (half-duplex)

DATA SET READY (DSR) DURING LOOPBACK

Type:

Configuration

Format:

AT [cmds] %Dn [cmds]

Description:

Enables/disables DSR during loopback test

Command

Function

%D0

DSR forced high during loopback test

%D1

DSR off during loopback test

 

DTE SPEED

Type:

Configuration

Format

AT [cmds] \Tn [cmds]

Description:

Selects DTE speed during data transfer

Command

Function

\T0

Auto-baud speed

í \T1

Last AT command speed

\T2

300bps

\T3

1200bps

\T4

2400bps

\T5

4800bps

\T6

7200bps

\T7

9600bps

\T8

12Kbps

\T9

14.4Kbps

\T10

16.8Kbps

\T11

19.2Kbps

\T12

21.6bps

\T13

24.0Kbps

\T14

26.4Kbps

\T15

28.8Kbps

\T16

38.4Kbps

\T17

57.6Kbps

\T18

76.8Kbps

\T19

115.2Kbps

DTR TRANSITION AUTODIAL

Type:

Configuration

Format:

AT [cmds] %Zn [cmds]

Description:

Selects DTR off/on autodial options

Command

Function

%Z0

DTR off-to-on autodial disabled

%Z1=n

Dial telephone number n (1-3) of stored profiles after off-to-on transition

%Z2

Modem goes off hook and attempts to handshake after off-to-on DTR transition

EXTENDED RESULT CODES

Type:

Configuration

Format:

AT [cmds] \Vn [cmds]

Description:

Selects extended result codes

Command

Function

\V0

Reports DCE speed; extended result codes disabled

\V1

Reports DCE speed; extended result codes enabled

\V2

Reports DTE speed; extended result codes and /REL enabled

í \V3

Reports DTE speed; extended result codes disabled

 

FLOW CONTROL

Type:

Configuration

Format:

AT [cmds] \Gn [cmds]

Description:

Selects DCE flow control

Command

Function

í \G0

DCE flow control disabled

\G1

DCE flow control enabled

\G2

DCE flow control enabled (Transmit)

\G3

DCE flow control with passthrough enabled

LINE SIGNAL QUALITY RETRAIN

Type:

Configuration

Format:

AT [cmds] %Q [cmds]

Description:

Enables/disables retrain in relation to signal quality

Command

Function

%Q0

Retrain disabled on poor signal quality

%Q1

Retrain enabled; disconnect if unsuccessful after three attempts

%Q2

Retrain enabled; retrain until line quality is good

MAXIMUM BLOCK SIZE FOR TRANSMISSION

Type:

Configuration

Format:

AT [cmds] \Bn [cmds]

Description:

Sets the maximum transmittable block size

Command

Function

\B0

6N1 character length

\B1

7N1 character length

í \B2

7P1 character length

\B3

8N1 character length

\B4

7P2 character length

\B5

8P1 character length

ORIGINATE/ANSWER

Type:

Configuration

Format:

AT [cmds] %On [cmds]

Description:

Selects originate or answer mode

Command

Function

%O0

Normal answer mode enabled

%O1

Originate call in answer mode

%O2

Answer call in originate mode

 

PARITY

Type:

Configuration

Format:

AT [cmds] \Pn [cmds]

Description:

Sets parity options

Command

Function

\P0

Even parity

\P1

Space parity

\P2

Odd parity

\P3

Mark parity

í \P4

Automatic parity form last AT command

RESULT CODE RATE

Type:

Configuration

Format

AT [cmds] %Rn [cmds]

Description:

Selects result code sending speed

Command

Function

%R0

Auto-baud result code

í %R1

Last connect speed

%R2

300bps

%R3

1200bps

%R4

2400bps

%R5

4800bps

%R6

7200bps

%R7

9600bps

%R8

12Kbps

%R9

14.4Kbps

%R10

16.8Kbps

%R11

19.2Kbps

%R12

21.6bps

%R13

24.0Kbps

%R14

26.4Kbps

%R15

28.8Kbps

%R16

38.4Kbps

%R17

57.6Kbps

%R18

76.8Kbps

%R19

115.2Kbps

SPEED CORRECTION

Type:

Configuration

Format:

AT [cmds] \An [cmds]

Description:

Selects over-speed correction protocols

Command

Function

í \A0

1.25% over-speed correction during V.14 connection

\A1

2.5% over-speed correction during V.14 connection

 

S(status) REGISTERS

RETRANSMISSION COUNTER

Type:

Register

Format:

AT [cmds] S70=n [cmds]

Range:

0-255

Unit:

Unidentified

Description:

Determines the number of retransmissions. Default=100