HwMuseum | Index

BOCA RESEARCH, INC.

ON-LINE EXPRESS V.34 (FDSP34AI)

Modem Type

Data (asynchronous)/Fax/Voice

Maximum Data Rate

28.8Kbps

Maximum Fax Rate

14.4Kbps

Data Bus

8 bit ISA

Fax Class

Class I

Data Modulation Protocol

AT&T V.32terbo

Bell 103A/212A

ITU-T V.21, V.22bis, V.23, V.32, V.32bis, V.34

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

Microphone

CN3

Line out

CN2

Speaker

CN4

SERIAL PORT ADDRESS

Setting

JP1/E

JP1/F

JP1/G

JP1/H

COM1 (3F8h)

Closed

Open

Open

Open

» COM2 (2F8h)

Open

Closed

Open

Open

COM3 (3E8h)

Open

Open

Closed

Open

COM4 (2E8h)

Open

Open

Open

Closed

INTERRUPT

Setting

JP1/A

JP1/B

JP1/C

JP1/D

» 3

Closed

Open

Open

Open

4

Open

Closed

Open

Open

5

Open

Open

Closed

Open

7

Open

Open

Open

Closed

Proprietary AT Command Set

AUTO FALLBACK CHARACTER

Type:

Register

Format:

AT [cmds] S43=n [cmds]

Default:

13

Range:

0 - 127

Unit:

ASCII

Description:

Set auto fallback character during MNP negotiation

AUTO-RELIABLE FALLBACK CHARACTER

Type:

Configuration

Format:

AT [cmds] %An [cmds]

Default:

Unidentified

Range:

0-127

Unit:

ASCII

Description:

Sets the character used as the auto-reliable fallback character

AUTO SLEEP TIMER

Format

AT [cmds] S46=n [cmds]

Default:

255

Range:

0 - 255

Unit:

100 ms

Description:

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

AUTO-RELIABLE TIME BUFFER CONFIGURATION

Type:

Register

Format:

AT [cmds] S48=n [cmds]

Description:

Controls the handling of incoming data during auto-reliable time period

Command

Function

» S48=0

Data is discarded

S48=1

Data is buffered

S48=2

Data is discarded, modem returns to normal mode on receiving auto-reliable fallback character

BREAK SEND

Type:

Immediate

Format:

AT [cmds] \Bn [cmds]

Range:

0-9

Unit:

.1 second

Description:

Sends break to modem

BREAK TYPE

Type:

Configuration

Format:

AT [cmds] \Kn [cmds]

Description:

Configures action of break signal

Command

Break from DTE

Reliable/Normal mode

Break from DTE

Direct mode

Modem receives \B

Break from remote modem

\K0

Enter command mode, do not send break to remote modem

Send break to remote modem immediately, then enter command mode

Buffers cleared and break sent to remote modem

Buffers cleared and break sent to DTE

\K1

Buffers cleared and break sent to remote modem

Send break to remote modem immediately

Buffers cleared and break sent to remote modem

Buffers cleared and break sent to DTE

\K2

Enter command mode, do not send break to remote modem

Send break to remote modem immediately, then enter command mode

Send break to remote modem immediately

Send break to DTE immediately

\K3

Send break to remote modem immediately

Send break to remote modem immediately

Send break to remote modem immediately

Send break to DTE immediately

\K4

Enter command mode, do not send break to remote modem

Send break to remote modem immediately, then enter command mode

Send break to remote modem with transmitted data

Break sent with received data to the DTE

\K5

Send break with transmitted data

Send break to remote modem immediately

Send break to remote modem with transmitted data

Break sent with received data to the DTE

COMPRESSION

Format

AT [cmds] S59=n [cmds]

Default:

1

Range:

0 - 1

Description:

Selects MNP5 status

Command

Function

S53=0

Data compression disabled

S53=1

Data compression enabled

COMPRESSION

Type:

Configuration

Format:

AT %Cn

Description:

Selects data compression

Command

Function

%C0

Data compression disabled

» %C1

Data compression enabled

CONNECT MODE

Type:

Configuration

Format:

AT [cmds] S53=n [cmds]

Description:

Sets connect mode

Command

Function

S53=0

Normal mode enabled

S53=1

Reliable mode enabled

S53=2

Auto-reliable mode enabled

» S53=3

LAPM, MNP or normal mode enabled

S53=4

LAPM or MNP mode enabled

DTE RATE STATUS

Type:

Register

Format:

AT [cmds] S62=n [cmds]

Description:

Selects DTE rate

Command

Function

0

300 bps

1

600 bps

2

1200 bps

3

2400 bps

4

4800 bps

5

7200 bps

6

9600 bps

7

12Kbps

8

14.4Kbps

9

16.8Kbps

10

19.2Kbps

11

21.6Kbps

12

24.0Kbps

13

26.4Kbps

14

28.8Kbps

15

38.4Kbps

» 16

57.6Kbps

17

115.2Kbps

DTE SPEED OPTION

Type:

Immediate

Format:

AT [cmds] \Jn [cmds]

Description:

Controls the speed of the DTE

Command

Function

\J0

DCE and DTE rates are independent

FAX/DATA MODE

Type:

Register

Format:

AT [cmds] S50=n [cmds]

Description:

Choose data or FAX mode

Command

Function

» 0

Data mode enabled

1

FAX mode enabled

FLOW CONTROL

Type:

Configuration

Format:

AT [cmds] \Gn [cmds]

Description:

Selects modem port flow control

Command

Function

\G0

Flow control disabled

\G1

Flow control 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

INACTIVITY TIMER

Type:

Register

Format:

AT [cmds] \Tn [cmds]

Default:

0

Range:

0-90

Unit:

Minutes

Description:

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

PROTOCOL

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 or MNP reliable enabled

EXTENDED RESULT CODES

Type:

Configuration

Format:

AT [cmds] \Vn [cmds]

Example:

AT \V1 %C1<CR>

Description:

Selects extended result codes

Command

Function

» \V0

Extended result codes disabled

\V1

Extended result codes enabled

PROTOCOL/SPEED

Format

AT [cmds] S37=n [cmds]

Default:

0

Range:

0-17

Description:

Selects switched line speed

Command

Function

» S37=0

Connect at last AT speed

S37=3

Connect at V.22 1200bps

S37=6

Connect at V.22bis 2400bps

S37=7

Connect at V.23 4800bps

S37=8

Connect at V.32/V.32bis 4800bps

S37=9

Connect at V.32/V.32bis 9600bps

S37=10

Connect at V.32bis 12.0Kbps

S37=11

Connect at V.32bis 14.4Kbps

S37=12

Connect at V.34 16.8Kbps

S37=13

Connect at V.34 19.2Kbps

S37=14

Connect at V.34 21.6Kbps

S37=15

Connect at V.34 24.0Kbps

S37=16

Connect at V.34 26.4Kbps

S37=17

Connect at V.34 28.8Kbps

RESULT CODES

Type:

Configuration

Format:

AT [cmds] S41=n [cmds]

Description:

Selects extended result codes

Command

Function

» S41=0

Display DTE speed

S41=1

Display carrier, protocol and compression

S41=2

Display DCE speed

V42bis COMPRESSION

Type:

Configuration

Format:

AT [cmds] "Hn [cmds]

Description:

Controls V.42bis compression

Command

Function

"H0

V.42bis disabled

"H1

V.42bis while transmit enabled

"H2

Returns ERROR

» "H3

V.42bis during transmitting and receiving enabled

V.32 RETRAIN

Type:

Register

Format:

AT [cmds] S42=n [cmds]

Range:

0 - 2

Unit:

Bit-mapped

Description:

Selects action the modem will take during bad line quality on V.32/32bis connection

Command

Function

» S42=0

Auto-retrain disabled, hang up

S42=1

Auto-retrain on line quality problem enabled

S42=2

Modem ignores line quality problems

XON/XOFF PASS-THROUGH

Type:

Configuration

Format:

AT [cmds] \Xn [cmds]

Description:

Selects whether XON/XOFF signals are sent to remote modem

Command

Function

» \X0

XON/XOFF signals trapped by local modem

\X1

XON/XOFF passed through local modem