HwMuseum | Index

BOCA RESEARCH, INC.

ON-LINE EXPRESS 14.4 (M144AI)

Modem Type

Data (asynchronous)/Fax

Maximum Data Rate

14.4Kbps

Maximum Fax Rate

14.4Kbps

Data Bus

8 bit ISA

Fax Class

Class I & II

Data Modulation Protocol

Bell 103A/212A

ITU-T V.21, V.22bis, V.23, V.32, V.32bis

Fax Modulation Protocol

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

Error Correction/Compression

MNP5, V.42, V.42bis

CONNECTIONS

Purpose

Location

Purpose

Location

Line in

CN1

Line out

CN2

SERIAL PORT ADDRESS

Setting

JP1/A

JP1/B

JP1/C

JP1/D

JP1/E

» 100h

Closed

Open

Open

Open

Open

180h

Open

Closed

Open

Open

Open

280h

Open

Open

Closed

Open

Open

300h

Open

Open

Open

Closed

Open

380h

Open

Open

Open

Open

Closed

INTERRUPT

Setting

JP1/F

JP1/G

JP1/H

JP1/I

JP1/J

3

Closed

Open

Open

Open

Open

4

Open

Closed

Open

Open

Open

» 5

Open

Open

Closed

Open

Open

7

Open

Open

Open

Closed

Open

9

Open

Open

Open

Open

Closed

Proprietary AT Command Set

COMPRESSION

Type:

Configuration

Format:

AT %Cn

Description:

Selects data compression

Command

Function

%C0

Data compression disabled

» %C1

Data compression enabled

FLOW CONTROL TYPE

Type:

Configuration

Format:

AT [cmds] \Qn [cmds]

Description:

Sets type of flow control used by modem

Command

Function

\Q0

Flow control disabled

\Q1

XON/XOFF flow control enabled

\Q2

Returns ERROR

» \Q3

RTS/CTS flow control enabled

CONNECT MODE

Type:

Configuration

Format:

AT [cmds] \Nn [cmds]

Description:

Sets connect mode

Command

Function

\N0

Normal mode enabled

\N1

Direct mode enabled

\N2

MNP reliable mode enabled

» \N3

MNP, LAP-M, or normal mode enabled

\N4

LAP-M reliable enabled

PROTOCOL/SPEED

Format

AT [cmds] S37=n [cmds]

Default:

0

Range:

0-10

Description:

Selects switched line speed

í Command

Function

» S37=0

Connect at highest common speed

S37=3

Connect at300bps

S37=5

Connect at 1200bps

S37=6

Connect at 2400bps

S37=7

Connect at 4800bps

S37=8

Connect at 7200bps

S37=9

Connect at 9600bps

S37=10

Connect at 12.0Kbps

S37=11

Connect at 14.4Kbps

S37=12

Connect at 16.8Kbps

S37=13

Connect at 19.2Kbps