BOCA RESEARCH, INC.

ON-LINE EXPRESS 14.4 (M144AE)

Card Type

Modem(asynchronous)

Chip Set

Unidentified

Maximum Data Rate

14.4Kbps

Maximum Fax Rate

14.4Kbps

Data Bus

External

Fax Class

Class I

Data Modulation Protocol

Bell 103A/212A

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

Fax Modulation Protocol

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

CONNECTIONS

Function

Label

Function

Label

Line out

CN1

DC power

CN4

Line in

CN2

RS-232/422

CN5

Power switch

CN3

   

DIAGNOSTIC LED(S)

LED

Color

Status

Condition

TM

Red

Off

Modem not in test mode

TM

Red

Blinking

Modem in test mode and errors detected

AA

Red

On

Auto-answer enabled or connection with remote modem is good

AA

Red

Off

Auto-answer disabled

HS

Red

On

Modem is operating at 4800bps or faster

HS

Red

Off

Modem is operating at slower than 4800bps

OH

Red

On

Modem is off-hook

OH

Red

Off

Modem is on-hook

SD

Red

Blinking

Modem is transmitting data

SD

Red

Off

Modem is not transmitting data

RD

Red

Blinking

Modem is receiving data

RD

Red

Off

Modem is not receiving data

TR

Red

On

DTR signal is high

TR

Red

Off

DTR signal is low

CD

Red

On

Carrier signal detected

CD

Red

Off

Carrier signal not detected

Proprietary AT Command Set

AUTO-RETRAIN - FALLBACK/FALLFORWARD

Type:

Configuration

Format:

AT [cmds] %En [cmds]

Description:

Controls auto-retrain mode and fallback/fall forward

Command

Function

í %E0

Auto-retrain disabled

%E1

Auto-retrain enabled

%E2

Fallback/fall forward enabled

FAX TRANSMIT LEVEL

Type:

Register

Format:

AT [cmds] S92=n [cmds]

Default:

10

Range:

1-15

Unit:

-1dBm

Description:

Controls fax transmission level

FLOW CONTROL CHARACTER - XOFF

Type:

Register

Format:

AT [cmds] S33=n [cmds]

Default:

19

Range:

0-255

Unit:

ASCII

Description:

Sets the character used to represent XOFF

FLOW CONTROL CHARACTER - XON

Type:

Register

Format:

AT [cmds] S32=n [cmds]

Default:

17

Range:

0-255

Unit:

ASCII

Description:

Sets the character used to represent XON

LINE SIGNAL LEVEL

Type:

Immediate

Format:

AT [cmds] %L [cmds]

Range:

009-043

Unit:

-dBm

Description:

Reports received line signal level

PROTOCOL/SPEED

Format

AT [cmds] S37=n [cmds]

Default:

0

Range:

0-10

Description:

Selects switched line speed

Command

Function

í S37=0

Connect at last AT speed

S37=1

Connect at300bps

S37=2

Connect at 300bps

S37=3

Connect at 300bps

S37=4

Not used

S37=5

Connect at 1200bps

S37=6

Connect at 2400bps

S37=7

Connect at V.23

S37=8

Connect at 4800bps

S37=9

Connect at 9600bps

S37=10

Connect at 12.0Kbps

S37=11

Connect at 14.4Kbps

S37=12

Connect at 7200bps

RESULT CODES

Type:

Configuration

Format:

AT [cmds] S41=n [cmds]

Description:

Selects extended result codes

Command

Function

í S41=0

Display DTE speed

S41=1

Display carrier, protocol and compression

S41=2

Display DCE speed

SLEEP TIMER

Format

AT [cmds] S24=n [cmds]

Default:

0

Range:

0 - 255

Unit:

Seconds

Description:

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