NETCOMM LIMITED

ROADSTER II 56 ULTRA SVD (AM5690)

Card Type

Modem (asynchronous)

Chip Set

Unidentified

Maximum Modem Rate

56.0Kbps

Maximum Fax Rate

14.4Kbps

Data Modulation Protocol

Bell 103/212A, ITU-T V.21, V.22, V.22bis, V.23, V>32, V.32bis, V.34, K56flex, V.90

Fax Modulation Protocol

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

Error Correction/Compression

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

Fax Class

Class I

Data Bus

External

CONNECTIONS

Function

Label

Function

Label

DC power

CN1

Line in

CN3

RS-232/422

CN2

   

 

 

 

 

 

 

 

 

 

DIAGNOSTIC LED(S)

LED

Color

Status

Condition

TX/RX

Green

On

Modem is transmitting/receiving data

TX/RX

Green

Off

Modem is not transmitting/receiving data

TX/RX

Green

Blinking

Modem is transmitting data to the local computer

CD

Unidentified

On

Carrier signal detected

CD

Unidentified

Off

Carrier signal not detected

OH

Unidentified

On

Modem is off-hook

OH

Unidentified

Off

Modem is on-hook

TR

Unidentified

On

DTR signal is high

TR

Unidentified

Off

DTR signal is low

POWER

Unidentified

On

Power is on

POWER

Unidentified

Off

Power is off

SUPPORTED COMMAND SET

Basic AT Commands

AT, ‘+++’, A/

A, B, E, H, M, O, Q, V, W, Y, Z

&C, &D, &R, &S, &W, &Y, &Z

Extended AT Commands

\A, \B, \G, \K, \L, \N, \V

%C, %L, %Q

S Registers

S0, S1, S2, S3, S4, S5, S6, S7, S8, S9, S10, S11, S12, S18, S24, S25, S29, S30, S32, S33,

S38, S48, S82, S86, S95

Special Commands

*H, -K, -Q, )M, @M, :E, +MS

Note: See MHI Help File for full command documentation.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Proprietary AT Command Set

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

DS=n

Dial stored telephone number n

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^

Disable calling tones

DJ

Perform an MNP10 connection

DK

Enable power level adjustment during MNP10 connection

D;

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

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

I3

Reports ROM revision number

I4

Displays Hayes compatible coded strings containing product and feature specific information

I9

Displays the product ID and revision number

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

 

 

AUTO-MODE DETECTION

Type:

Configuration

Format:

AT [cmds] Nn [cmds]

Description:

Selects various options for the automatic detection and negotiation of protocols during the handshake process if the modem is communicating with a remote modem of dissimilar speed.

Command

Function

N0

Auto-mode detection disabled

í N1

Auto-mode detection enabled

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; result codes 0 - 4, 8, 33, 35, +F4 enabled.

X1

Busy and dial tone detection disabled; result codes 0 - 5, 8-23, 33, 35, +F4 enabled.

X2

Busy tone detection disabled, dial tone detection enabled; result codes 0 - 6, 8-23, 33, 35, +F4 enabled.

X3

Busy tone detection enabled, dial tone detection disabled; result codes 0 - 23, 33, 35, +F4 enabled.

í X4

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

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

í &F0

Restore factory default profile 0

&F2

Restore factory default profile 1

GUARD TONE

Type:

Configuration

Format:

AT [cmds] &Gn [cmds]

Description:

Commands the modem to transmit a guard tone in V.22/V.22bis

Note: Used primarily for international data transmission

Command

Function

í &G0

Guard tone disabled

&G2

1800Hz guard tone enabled

 

 

 

 

 

 

 

FLOW CONTROL

Type:

Configuration

Format:

AT [cmds] &Kn [cmds]

Description:

Enables flow control options

Command

Function

&K0

Flow control disabled

í &K3

RTS/CTS flow control enabled

&K4

XON/XOFF flow control enabled

COMMUNICATIONS MODE

Type:

Configuration

Format:

AT [cmds] &Qn [cmds]

Description:

Selects communications mode options

Command

Mode

í &Q0

Asynchronous mode, serial port speed follows connect speed.

&Q5

Error correction mode

CONFIGURATION PROFILES

Type:

Immediate

Format:

AT [cmds] &V [cmds]

Description:

Displays active and stored configuration profiles

Command

Mode

í &V0

View active and stored command profiles

&V1

Display last connection statistics

Extended AT Command Set

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

%E1

Auto-retrain enabled

%E2

Auto-fallback/fall-forward enabled

%E3

Auto-retrain enabled, hang-up when line quality reaches hang-up threshold

V.42bis - COMPRESSION CONTROL

Type:

Configuration

Format:

AT [cmds] #Cn [cmds]

Description:

Controls V.42bis data compression

Command

Function

#C0

Calling tones disabled

#C1

Calling tone controlled by dial modifier n

 

 

 

MNP10 ENHANCED CELLULAR

Type:

Configuration

Format:

AT [cmds] -SECn [cmds]

Default:

0

Range:

10-30

Unit:

-1 dBm

Description:

Sets the enhanced cellular function