DIGICOM SYSTEMS

SCOUT PLUS (EXTERNAL)

Card Type

Modem, Fax

Chip Set

Unidentified

I/O Options

Line in (RJ-11), line out (RJ11), DTE port (25-pin serial connector),

power connector

Maximum Modem Rate

14.4Kbps

Maximum Fax Rate

9600bps

Data Modulation Protocol

Bell 212A, ITU-T V.22, V.22bis, V.32, V.32bis

Fax Modulation Protocol

V.27ter, V.29

Error Correction/Compression

MNP5, V.42, V42bis

Fax Class

Class I & II

Data Bus

External

CONNECTIONS

Function

Label

Function

Label

DTE port (25-pin serial connector)

CN1

Power jack

CN4

Line out

CN2

Power switch

SW2

Line in

CN3

   

USER CONFIGURABLE SETTINGS

Function

Label

Position

Normal operation enabled

SW1/1

Off

DCD forced high

SW1/1

On

í Factory configured - do not alter

SW1/2

Off

DIAGNOSTIC LED(S)

LED

Color

Status

Condition

MR

Unidentified

On

Power is on

MR

Unidentified

Off

Power is off

MR

Unidentified

Blinking

Modem has failed the self test

TR

Unidentified

On

DTR signal is high

TR

Unidentified

Off

DTR signal is low

AA

Unidentified

On

Auto-answer enabled

AA

Unidentified

Off

Auto-answer disabled

EC

Unidentified

On

Error correction enabled

EC

Unidentified

Off

Error correction disabled

HS

Unidentified

On

Modem is operating at high speed

HS

Unidentified

Off

Modem is not operating at high speed

RD

Unidentified

On

Modem is receiving data

RD

Unidentified

Off

Modem is not receiving data

SD

Unidentified

On

Modem is transmitting data

SD

Unidentified

Off

Modem is not transmitting data

CD

Unidentified

On

Carrier signal detected

CD

Unidentified

Off

Carrier signal not detected

CS

Unidentified

On

CTS signal is high

CS

Unidentified

Off

CTS signal is low

OH

Unidentified

On

Modem is off-hook

OH

Unidentified

Off

Modem is on-hook

SUPPORTED COMMAND SET

Basic AT Commands

AT, A/, +++

A, E, H, M, 0, V, Z

&F, &T, &Z

 

S Registers

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

 

Note: See MHI Help file for full command documentation.

PROPRIETARY AT COMMAND SET

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 forced high

í &C1

DCD follows normal RS-232

&C2

DCD forced high (CD wink)

DATA SET READY (DSR)

Type:

Configuration

Format:

AT [cmds] &Bn [cmds]

Description:

Selects DSR options

Command

Function

í &B0

DSR forced high

&B1

DSR high only while modem is handshaking or connected

&B2

DSR follows normal RS-232

DATA TERMINAL READY (DTR)

Type:

Configuration

Format:

AT [cmds] &Dn [cmds]

Description:

Selects modem response to DTR

&D0

DTR forced high

&D1

Modem goes to command mode after DTR goes is off

í &D2

Modem goes to command mode and disconnects (hangs up) after DTR goes off

&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

DP

Pulse dialing enabled

DSn

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!

Modem commanded to go on-hook for ½ second

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.

DISPLAY STORED TELEPHONE NUMBERS

Type:

Configuration

Format:

AT [cmds] &Sn [cmds]

Description:

Displays stored telephone numbers

ERROR CONTROL BREAK

Type:

Immediate

Format:

AT [cmds] Kn [cmds]

Description:

Controls break during error control

Command

Function

K0

Prevent break during error control

í K1

Allows break during error control

REPORT INFORMATION

Type:

Immediate

Format:

AT [cmds] In [cmds]

Description:

Displays information requested

Command

Function

I0

Reply with 960 or 961

I1

Send software version to DTE

I2

Send internal checksum to DTE

RESULT CODES

Type:

Configuration

Format:

AT [cmds] Qn [cmds]

Description:

Enables modem to send result codes to the DTE

Command

Function

í Q0

Result code sending enabled

Q1

Result code sending disabled

Q2

Result code sending enabled when in originate mode

RTS/CTS

Type:

Configuration

Format:

AT [cmds] &Rn [cmds]

Description:

Selects RTS/CTS options

Command

Function

&R0

CTS follows RTS in data mode

&R1

CTS follows DCD signal

&R2

CTS forced high

SELECT CALL PROGRESS RESULT CODES

Type:

Configuration

Format:

AT [cmds] Xn [cmds]

Description:

Enables selection of tone detection and associated result code format options

Command

Function

X0

Busy and dial tone detection disabled; basic result codes enabled

X1

Busy and dial tone detection disabled; extended result codes enabled.

X2

Busy tone detection disabled, dial tone detection enabled; extended result codes enabled.

X3

Busy tone detection enabled, dial tone detection disabled; extended result codes enabled.

X4

Busy and dial tone detection enabled; extended result codes enabled.

X5

Busy and dial tone detection enabled; basic result codes enabled.

STORE ACTIVE PROFILE

Type:

Configuration

Format:

AT [cmds] &Wn [cmds]

Description:

Writes the values for the active profile into the non-volatile RAM

EXTENDED AT COMMAND SET

ABORT FEATURE

Type:

Configuration

Format:

AT [cmds] *Pn [cmds]

Description:

Enable/disable user abort feature

Command

Function

í *P0

User abort feature enabled

*P1

User abort feature disabled

ADAPTIVE HANDSHAKE

Type:

Configuration

Format:

AT [cmds] *Gn [cmds]

Description:

Enables/disables adaptive handshake

Command

Function

*G0

Adaptive handshake disabled

í *G1

Adaptive handshake enabled

CONNECTION SPEED

Type:

Configuration

Format:

AT [cmds] *Nn [cmds]

Description:

Controls modem connection rate

Command

Function

*N0

Connect at 1200bps

*N1

Connect at 2400bps

*N2

Connect at 4800bps

í *N3

Connect at 9600bps

*N4

Connect at 7200bps

*N5

Connect at 12.0Kbps

*N6

Connect at 14.4Kbps

ERROR CONTROL

Type:

Configuration

Format:

AT [cmds] *En [cmds]

Description:

Selects error control

Command

Function

*E0

EC error control disabled

*E1

Auto-reliable MNP5 error control enebled

*E2

MNP5 error control enabled

*E3

Auto-reliable error control up to class 4 enabled

*E4

Reliable error control up to class 4 enabled

*E5

Auto-reliable V.42 with phase detection enabled

*E6

Reliable V.42 with phase detection enabled

*E7

Auto reliable V.42 without phase detection enabled

*E8

Reliable V.42 without phase detection enabled

í *E9

Auto-reliable V.42bis with phase detection enabled

*E10

reliable V.42bis with phase detection enabled

ERROR CORRECTION RESPONSES

Type:

Configuration

Format:

AT [cmds] *Mn [cmds]

Description:

Controls error correction response sending

Command

Function

*M0

Error correction response sending disabled

í *M1

Error correction response sending enabled

*M2

Error correction response sending with type of error correction enabled

FLOW CONTROL

Type:

Configuration

Format:

AT [cmds] *Fn [cmds]

Description:

Sets type of flow control used by modem

Command

Function

*F0

Flow control disabled

*F1

XON/XOFF passthrough flow control enabled

*F2

XON/XOFF flow control enabled

í *F3

RTS/CTS flow control enabled

PARAMETER SETTINGS

Type:

Configuration

Format:

AT [cmds] *On [cmds]

Description:

Displays current parameter settings

SIGNAL QUALITY

Type:

Configuration

Format:

AT [cmds] *Qn [cmds]

Description:

Controls retrain, adaptive rate, and disconnect

Command

Function

*Q0

Quality signal action enabled

í *Q1

Retrain enabled

*Q2

Adaptive rate enabled

*Q3

Disconnect

SPEED CONVERSION

Type:

Configuration

Format:

AT [cmds] *Sn [cmds]

Description:

Enable/disable speed conversion

Command

Function

*S0

Speed conversion disabled

í *S1

Speed conversion enabled

TRELLIS CODING

Type:

Configuration

Format:

AT [cmds] *Tn [cmds]

Description:

Enable/disable trellis coding

Command

Function

*T0

Trellis coding disabled

í *T1

Trellis coding enabled

S(STATUS) -REGISTERS

DATA COMPRESSION/ ERROR CORRECTION ABORT

Type:

Register

Format:

AT [cmds] S15=n [cmds]

Range:

33-255

Unit:

ASCII

Description:

Aborts a data compression/error correction during negotiation

Note

The parameter may be changed with characters 33-127. Any value after 128 is (OFF)