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V.32BIS DATA/FAX MODEM

APEX DATA, INC.

V.32BIS DATA/FAX MODEM

Card Type

Fax, Modem (synchronous/asynchronous), Voice

Chip Set

Unidentified

I/O Options

Speakerphone, Voice-mail

Maximum Data Rate

14.4Kbps

Maximum Fax Rate

14.4Kbps

Data Bus

Unidentified

Fax Class

Class I & II

Data Modulation Protocol

Bell 103/212A

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

Fax Modulation Protocol

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

Error Correction/Compression

MNP5, MNP10, V.42, V.42bis

53109

MISCELLANEOUS TECHNICAL NOTES

Diagram not available

SUPPORTED COMMAND SET

Basic AT Commands

AT, ‘Comma’, A/

A, B, C, E, H, L, M, N, O, P, Q, S, T, V, W, X, Y, Z

&C, &D, &G, &J, &K, &L, &M, &O, &P, &Q, &R, &S, &T, &V, &W, &X, &Y, &Z

Extended AT Commands

\A, \B, \F, \G, \J, \K, \L, \N, \Q, \V, \X

%C, %D, %E, %L, %Q

Special Commands

*H, -J, -K, -Q, )M, #CID

S Registers

S0, S1, S2, S3, S4, S5, S6, S7, S8, S9, S10, S11, S12, S14, S16, S18, S25, S26, S32, S33

S36, S37, S38, S46, S48, S86, S91, S92, S95

Note: See MHI Help file for full command documentation.

Proprietary AT Command Set

ACTIVE CONFIGURATION

Type:

Immediate

Format:

AT [cmds] \S [cmds]

Description:

Displays the current configuration in long form

AUTO-RETRAIN - AUTO-FALLBACK/FALL-FORWARD

Type:

Configuration

Format:

AT [cmds] &En [cmds]

Description:

Controls auto-retrain mode and fallback/fall-forward

Command

Function

&E0

Auto-retrain disabled

í &E1

Auto-retrain and auto-fallback enabled

&E2

Auto-fallback/fall-forward enabled

AUTOSYNC ADDRESS CHARACTER

Type:

Register

Format:

AT [cmds] S20=n [cmds]

Default:

0

Range:

0-255

Unit:

1 byte

Description:

Defines the BSC sync character or the HDLC address

BIT-MAPPED REGISTER S19

Format:

AT [cmds] S19=n [cmds]

Default:

16

Range:

0-30

Description:

Controls Hayes AutoSync functions

Bit

Value

Function

0

í 0

Not used

1

í 0

1

BSC enabled

SDLC enabled

2

í 0

1

SDLC address disabled

SDLC address enabled

3

í 0

1

NRZI enabled

NZI enabled

4

0

í 1

SDLC idle on Mark enabled

SDLC idle on FLAG enabled

BIT-MAPPED REGISTER S28

Format

AT [cmds] S28=n [cmds]

Default:

0

Range:

0-255

Unit:

Bit-mapped

Description:

Controls pulse dialing and MNP10 link negotiation.

Bit

Value

Function

2 - 0

í 000

Not used

4, 3

í 00

01

10

11

39ms make/61ms break at 10pps

33ms make/67ms break at 10pps

39ms make/61ms break at 20pps

33ms make/67ms break at 20pps

5

í 0

Not used

7, 6

í 00

01

10

Link will be negotiated at highest possible speed

Link will be negotiated at 1200bps

Link will be negotiated at 4800bps

BIT-MAPPED REGISTER S31

Format:

AT [cmds] S31=n [cmds]

Default:

202

Range:

0-255

Description:

Select automode, extended result code format, caller ID functions.

Bit

Value

Function

0

í 0

Not used

1

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

3, 2

00

01

í 10

Enables CONNECT result codes to report DTE speed

Full reporting of CONNECT result codes

Enables CONNECT result codes to report DCE speed

5, 4

í 00

01

10

Caller ID disabled

Caller ID displays formatted data

Caller ID displays raw hexadecimal data

7, 6

í 11

Not used

BIT-MAPPED REGISTER S40

Format

AT [cmds] S40=n [cmds]

Default:

233

Range:

0-255

Unit:

Bit-mapped

Description:

Controls power level and break handling; selects MNP10 extended services, and block size.

Bit

Value

Function

1, 0

00

í 01

10

MNP10 extended services disabled

MNP10 extended services enabled

MNP10 extended services enabled without indicating MNP on the answer detection phase.

2

í 0

1

Power level adjustment disabled

Power level adjustment enabled

5, 4, 3

000

001

010

011

100

í 101

\K0

\K1

\K2

\K3

\K4

\K5

7, 6

00

01

10

í 11

MNP block size is 64 characters

MNP block size is 128 characters

MNP block size is 192 characters

MNP block size is 256 characters

BIT-MAPPED REGISTER S41

Format

AT [cmds] S41=n [cmds]

Default:

135

Range:

0-191

Unit:

Bit-mapped

Description:

Selects compression, auto-retrain, flow control, MNP mode, lock serial port, auto-fallback/fall-forward, and MNP10 - fallback.

Bit

Value

Function

1 - 0

00

01

10

í 11

Data compression disabled

MNP5 enabled

V.42bis enabled

MNP5 and V.42bis enabled

2

0

í 1

Auto-retrain disabled

Auto-retrain enabled

3

í 0

1

Flow control disabled

Flow control enabled

4

í 0

1

Stream mode for MNP

Block mode for MNP

5

í 0

1

Serial speed locked

Serial speed follows connect speed

6

í 0

Enable auto-fallback/fall-forward

7

0

í 1

MNP10 to fall back to speeds slower than 4800bps disabled

MNP10 to fall back to speeds slower than 4800bps enabled

CHANGE PASSWORD

Type:

Configuration

Format:

AT [cmds] *C [cmds]

Description:

Change remote configuration password

Note:

Must be 6-12 characters long. Default = QWERTY

COMPRESSION

Type:

Configuration

Format:

AT [cmds] &Un [cmds]

Description:

Selects data compression

Command

Function

&U0

Data compression disabled

í &U1

Data compression enabled

COMPRESSION

Type:

Configuration

Format:

AT [cmds] %Cn [cmds]

Description:

Selects data compression

Command

Function

%C0

Data compression disabled

í %C1

Data compression enabled

%C2

V.42bis enabled

%C3

MNP5 enabled

COUNTRY CODE

Type:

Configuration

Format:

AT [cmds] *NCn [cmds]

Description:

Select country code

Note:

Not available on U.S. versions

DCE SPEED

Type:

Configuration

Format:

AT [cmds] %Bn [cmds]

Description:

Controls the highest speed possible

Command

Function

%B300

Set to 300bps

%B1200

Set to 1200bps

%B2400

Set to 2400bps

%B4800

Set to 4800bps

%B9600

Set to 9600bps

%B7200

Set to 7200bps

%B12000

Set to 12Kbps

%B14400

Set to14.4Kbps with V.32bis options

DCE SPEED CONTROL

Type:

Configuration

Format:

AT [cmds] %Gn [cmds]

Description:

Controls how the modem responses to AT%B command

Command

Function

í %G0

AT%B command disabled, DCE speed highest possible or set according to ATF, ATS37 or ATN

%G1

AT%B command enabled by way of AT%G1 or AT%Bn, AT%B command set to current DTE speed

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.

Modifier

Function

L

Re-dial last number

P

Pulse dialing enabled

R

Answer mode enabled, originate mode disabled following handshake initiation

S=n

Dial stored telephone number n

T

Tone dialing enabled

W

Dialing resumed following dial tone detection for amount of time specified in S6 register

,

Dialing paused for amount of time specified in S8 register

!

Modem commanded to go off-hook for amount of time specified in S29 register before returning on-hook

@

Wait for quiet answer, 5 second delay

;

Modem returned to command state after dialing

^

Toggle calling tone enabled/disabled

DISPLAY CALLBACK NUMBERS

Type:

Immediate

Format:

AT [cmds] *L [cmds]

Description:

Displays callback numbers in directories 0-19

DISPLAY FIRMWARE VERSION

Type:

Immediate

Format:

AT [cmds] %V [cmds]

Description:

Displays firmware version

DISPLAY S-REGISTERS

Type:

Immediate

Format:

AT [cmds] %R [cmds]

Description:

Displays all S-registers

EXIT REMOTE CONFIGURATION

Type:

Immediate

Format:

AT [cmds] *X [cmds]

Description:

Exit remote configuration

FACTORY DEFAULT PROFILE

Type:

Configuration

Format:

AT [cmds] &F [cmds]

Description:

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

Command

Function

&F0

V.42 factory defaults

&F1

MNP factory defaults

&F2

Basic asynchronous operation defaults

FLOW CONTROL

Type:

Register

Format

AT [cmds] S39? [cmds]

Description:

Displays the current flow control

Value

Meaning

0

Flow control disabled

3

RTS/CTS flow control enabled

4

XON/XOFF flow control enabled

5

Transparent XON/XOFF flow control enabled

6

Both RTS/CTS and XON/XOFF flow control enabled

7

XON/XOFF passthrough enabled

INACTIVITY TIMER

Type:

Configuration

Format:

AT [cmds] \Tn [cmds]

Default:

0

Range:

0-90

Unit:

1 minute

Description:

Sets the length of time that the modem does not receive information before it disconnects.

INACTIVITY TIMER

Type:

Register

Format

AT [cmds] S30=n [cmds]

Default:

0

Range:

0-90

Unit:

1 minute

Description:

Maximum duration of DTE and DCE inactivity allowed prior to initiating hang-up process.

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

í &B1

Serial speed locked

MODULATION SELECTION

Type:

Configuration

Format:

AT [cmds] Fn [cmds]

Description:

Controls line modulation unless automode is selected

Command

Function

F0

Automode enabled

F1

Force V.21 or Bell103 (according to ATB command) at 300bps

F2

‘OK’ returned

F3

Force V.23 75TX/1200RX originate or 1200TX/75RX answer FSK

F4

Force V.22 or Bell212A (according to ATB command) at 1200bps

F5

Force V.22bis or Bell2400 (according to ATB command)

F6

Force V.32 at 4800bps

F7

Force V.32 at 7200bps

F8

Force V.32 at 9600bps

F9

Force V.32bis at 12000bps

F10

Force V.32bis at 14400bps

MNP10 - CLASS

Type:

Configuration

Format:

AT [cmds] -Cn [cmds]

Description:

Select the type of class for MNP10

Command

Function

í -C0

Enable MNP10, CLASS 10 selection, synchronous

-C1

Enable MNP10, CLASS 10 selection, asynchronous

-C2

Enable MNP10, CLASS 3 selection

-C3

Enable MNP10, CLASS 2 selection

MNP10 FALLBACK

Type:

Immediate

Format:

AT [cmds] -B [cmds]

Description:

During MNP10 link fallback to the next lower speed

MNP10 FALL-FORWARD

Type:

Immediate

Format:

AT [cmds] -U [cmds]

Description:

During MNP10 link fall-forward to the next higher speed

NUMERIC RESULT CODES

Type:

Configuration

Format:

AT [cmds] &Nn [cmds]

Description:

Selects which type of result codes are displayed

Command

Function

&N0

Hayes format, normal numeric result codes

í &N1

Micrcom QX/4232hs-compatible numeric result codes

&N2

Rockwell numeric result codes, allows forced messages enabled in S95

PASSWORD - LOGON /CALLBACK

Type:

Configuration

Format:

AT [cmds] *Pn=xxx=yyy [cmds]

Description:

Set password for callback and logon

Note:

n=0-19 xxx=password yyy=callback number. If there are no callback numbers in the directory logon access only. If security is active and there’s no callback numbers, the modem will not accept any passwords and hang-up.

READ-ONLY REGISTERS

Register

Default

S14

138

S21

0

S22

52

S23

59

S27

73

REMOTE CONFIGURATION - ENTER/EXIT

Type:

Immediate

Format:

AT [cmds] *En [cmds]

Description:

Enter/exit remote configuration, RCM not stored, configure with each use

Command

Function

*E0

Exit remote configuration

*E1

Enter remote configuration access, ‘****’ from remote allows entry

REMOTE CONFIGURATION - MNP ONLY

Type:

Immediate

Format:

AT [cmds] *R [cmds]

Description:

Enter remote configuration during MNP mode

REPORT INFORMATION

Type:

Immediate

Format:

AT [cmds] In [cmds]

Description:

Displays information requested

Command

Function

I0

Reports modem model and speed

I1

Reports ROM checksum

I2

Tests ROM checksum, and reports ‘OK’ or ‘ERROR’

I3

Reports firmware revision

I4

Reports manufacturer’s testing string

I5

Reports country code

I6

Reports data pump type

SECURITY

Type:

Configuration

Format:

AT [cmds] -Sn [cmds]

Description:

Controls the security feature for logon and callback

Command

Function

í -S0

Security disabled

-S1

Security enabled

-S2

Current security configuration saved in NVRAM

SLEEP TIMER

Type:

Register

Format

AT [cmds] S24=n [cmds]

Default:

5

Range:

0-255

Unit:

1 seconds

Description:

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

TRANSMISSION LEVEL - CELLULAR

Type:

Configuration

Format:

AT [cmds] @Mn [cmds]

Description:

Sets the signal level for transmission while in cellular mode, MNP10

Command

Function

@M0

Initial transmit level fixed

@M1

Initial transmit level last used