HwMuseum | Index

PROMETHEUS PRODUCTS, INC

CYBERPORT PRO PC144IV

Card Type

Fax, Modem (synchronous/asynchronous)

Chip Set

Unidentified

I/O Options

Speakerphone

Maximum Data Rate

14.4Kbps

Maximum Fax Rate

14.4Kbps

Data Bus

8-bit ISA

Fax Class

Class II

Data Modulation Protocol

Bell 103/212A

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

Fax Modulation Protocol

ITU-T V.17, V.21CH2, V.27ter, V.29, V.33

Error Correction/Compression

MNP5, V.42, V.42bis

CONNECTIONS

Function

Label

Function

Label

Line out

CN1

Microphone connection

CN4

Line in

CN2

Sound card connection

CN5

Speaker connection

CN3

   

SUPPORTED COMMAND SET

Basic AT Commands

AT, ‘+++’, ‘Comma’, A/

A, B, C, E, H, L, M, N, O, Q, S, V, W, X, Y, Z

&C, &D, &F, &G, &J, &K, &P, &S, &U, &V, &W, &Y, &Z

Extended AT Commands

\C, \G, \V, \X, %E

S Registers

S0, S1, S2, S3, S4, S5, S6, S7, S8, S9, S10, S11, S12, S25, S26, S36

S37, S38, S46, S48

Note: Please see MHI Help file for full command documentation.

Proprietary AT Command Set

BREAK TYPE

Type:

Configuration

Format:

AT [cmds] \Kn [cmds]

Description:

Configures action of break signal

Command

Function

\K0

Online command mode enabled, send no break to remote modem

\K1

Break sent to remote modem and buffers cleared

\K2

Online command mode enabled, send no break to remote modem

\K3

Send break to remote modem immediately

\K4

Online command mode enabled, send no break to remote modem

í \K5

Send break with transmitted data

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, to disable error correction use &Q0, &Q3 or &Q6, or modify S36, S46, or S48

&Q6

Buffered asynchronous mode

COMPRESSION

Type:

Configuration

Format:

AT [cmds] %Cn [cmds]

Description:

Selects data compression

Command

Function

%C0

MNP5 disabled

%C1

MNP5 enabled

CONNECT MODE

Type:

Configuration

Format:

AT [cmds] \Nn [cmds]

Description:

Controls the type of connection the modem will operate in

Command

Function

\N0

Normal mode enabled

\N1

Direct mode enabled

\N2

Reliable MNP mode enabled

\N3

Auto-reliable mode enabled

\N4

LAPM reliable mode enabled

\N5

Auto-reliable LAPM and buffer mode enabled

\N6

Auto-reliable LAPM and buffer mode plus MNP enabled

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.

Modifier

Function

L

Re-dial last number

P

Pulse dialing enabled

S=n

Dial stored telephone number n=0-3

T

Tone dialing enabled

W

Dialing resumed following dial tone detection for amount of time specified in S7 register

,

Dialing paused for amount of time specified in S8 register

@

Wait for quiet answer for amount of time specified in S7 register

!

Modem commanded to go off-hook for .5 second before returning on-hook

;

Modem returned to command state after dialing

DICTIONARY SIZE

Type:

Configuration

Format:

AT [cmds] %Dn [cmds]

Description:

Controls dictionary size

Command

Function

%D0

Select 1/2Kbytes

%D1

Select 1Kbytes

%D2

Select 2Kbytes

ERROR CONTROL BUFFER SIZE - MAXIMUM

Type:

Register

Format:

AT [cmds] S50=n [cmds]

Default:

200

Range:

0-255

Unit:

1 Character

Description:

Sets the maximum buffer size for error control

ERROR CONTROL BUFFER SIZE - MINIMUM

Type:

Register

Format:

AT [cmds] S49=n [cmds]

Default:

10

Range:

0-255

Unit:

1 Character

Description:

Sets the minimum buffer size for error control

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; software flow control; RTS/CTS bi-directional enabled

\Q2

Unidirectional CTS interface signal enabled

\Q3

Bi-directional RTS/CTS flow control enabled

\Q4

Unidirectional XON/XOFF flow control by DCE enabled

INACTIVITY TIMER

Type:

Configuration

Format:

AT [cmds] \Tn [cmds]

Default:

0

Range:

0-90

Unit:

1 minute

Description:

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

REPORT INFORMATION

Type:

Immediate

Format:

AT [cmds] In [cmds]

Description:

Displays information requested

Command

Function

I0

Reports 3-digit product code

I1

Reports checksum

I2

Return ‘OK’ response

I

Reports firmware version information

I4

Reports configuration settings