PROMETHEUS PRODUCTS, INC.

CYBERPORT PRO PC288IV, CYBERPHONE PC288IVSP

Card Type

Fax, Modem (asynchronous/synchronous)

Chip Set

Unidentified

I/O Options

Speakerphone, Voice-mail

Maximum Data Rate

28.8Kbps

Maximum Fax Rate

14.4Kbps

Data Bus

16-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, V.34

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

CN4

Line in

CN2

Sound card connector

CN5

Speaker

CN3

   

Proprietary AT Command Set

ASYNCHRONOUS PROTOCOL (CONNCET MODE)

Type:

Configuration

Format:

AT [cmds] \Nn [cmds]

Description:

Selects asynchronous protocol (connect mode)

Command

Function

\N0

Normal mode enabled

\N1

Direct mode enabled (V.14 asynchronous)

\N2

MNP reliable mode enabled

\N3

Auto-reliable mode enabled

\N4

V.42 reliable mode enabled

\N5

V.42 auto-reliable mode enabled

\N6

Reliable mode enabled (V.13/simulated carrier control)

AUTO-FALLBACK/FALL-FORWARD

Type:

Configuration

Format:

AT [cmds] &An [cmds]

Description:

Controls auto-fallback/fall-forward

Command

Function

&A0

Auto-fallback/fall-forward disabled

&A1

Auto-fallback/fall-forward enabled

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

Note:

AT%A0 will disable this function.

AUTO-RELIABLE TIME BUFFER CONFIGURATION

Type:

Configuration

Format:

AT [cmds] \Cn [cmds]

Description:

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

Command

Function

\C0

Time-out and fallback, speed buffer, no data buffer

\C1

Time-out and fallback, speed buffer, buffer receive data

\C2

Auto-reliable, fallback with fallback character speed buffer, no receive data buffer

\C3

Time-out and fallback, V.14, buffer receive data

\C4

Time-out or fallback with fallback character, V.14, no data buffer

BREAK HANDLING

Type:

Configuration

Format:

AT [cmds] \Kn [cmds]

Description:

Controls action of break character

Command

Function

\K0

Send break to remote modem immediately and buffered cleared

\K1

Send break to remote modem immediately and buffers saved

\K2

Timed break and buffers saved

\K3

Break ignored

\K4

Timed break until no break character and buffers saved

\K5

Timed break until no break character and buffers saved

BUSY-OUT

Type:

Configuration

Format:

AT [cmds] %Bn [cmds]

Description:

Controls busy-out options

Command

Function

%B0

Disable busy-out

%B1

Enable busy-out on loss of DTR

%B2

Enable busy-out in local analog loopback test

%B3

Enable busy-out in local analog loopback test, or on loss of RTS or DTR

%B4

Enable busy-out on loss of RTS

CALL PROGRESS MONITOR

Type:

Configuration

Format:

AT [cmds] %Rn [cmds]

Description:

Sets the call progress monitor message speed

Command

Function

%R0

Autobaud

%R1

Send at last connect speed

%R2

Send at 300bps

%R3

Send at 1200bps

%R4

Send at 2400bps

%R5

Send at 4800bps

%R6

Send at 7200bps

%R7

Send at 9600bps

%R8

Send at 12Kbps

%R9

Send at 14.4Kbps

%R10

Send at 16.8Kbps

%R11

Send at 19.2Kbps

%R12

Send at 21.6Kbps

%R13

Send at 24Kbps

%R14

Send at 26.4Kbps

%R15

Send at 28.8Kbps

%R16

Send at 38.4Kbps

%R17

Send at 57.6Kbps

%R18

Send at 76.8Kbps

%R19

Send at 115.2Kbps

%R20

Send at 128Kbps

CHARACTER ABORT

Type:

Configuration

Format:

AT [cmds] %Kn [cmds]

Description:

Controls character abort

Command

Function

%K0

Character abort enabled (2 second delay)

%K1

Character abort disabled

CHARACTER LENGTH

Type:

Configuration

Format:

AT [cmds] \Bn [cmds]

Description:

Controls character length: data bits, parity, stop bits.

Command

Function

\B0

6 data bits, no parity, 1 stop bit

\B1

7 data bits, no parity, 1 stop bit

\B2

7 data bits, \P sets parity, 1 stop bit

\B3

8 data bits, no parity, 1 stop bit

\B4

7 data bits, \P sets parity, 2 stop bits

\B5

8 data bits, \P sets parity, 1 stop bit

COMPRESSION

Type:

Configuration

Format:

AT [cmds] %Cn [cmds]

Description:

Selects data compression

Command

Function

%C0

Data compression disabled

%C1

Enabled in both transmit and receive paths

%C2

Enabled in transmit path only in V.42bis

%C3

Enabled in receive path only in V.42bis

COMMUNICATIONS MODE

Type:

Configuration

Format:

AT [cmds] &Mn [cmds]

Description:

Selects communications mode

Command

Mode

&M0

Asynchronous mode

&M1

Synchronous mode with DTR to data delay (S25 register)

CONNECT MESSAGE TYPE

Type:

Configuration

Format:

AT [cmds] \Vn [cmds]

Description:

Selects connect message

Command

Function

\V0

Extended result codes disabled, standard connect message displayed

í \V1

Extended result codes enabled, MNP class and DTE speed displayed

\V2

Extended result codes enabled, /REL and DCE speed displayed

\V3

Extended result codes enabled, connection speed is DTE speed

DATA CARRIER DETECT (DCD)

Type:

Configuration

Format:

AT [cmds] &Cn [cmds]

Description:

Controls DCD signal

Command

Function

&C0

DCD forced high

&C1

DCD forced high after CD signal detected

&C2

DCD forced high, toggle DCD on disconnect

DATA SET READY (DSR)

Type:

Configuration

Format:

AT [cmds] &Sn [cmds]

Description:

Selects DSR options

Command

Function

&S0

DSR forced high, toggle DSR on disconnect

&S1

DSR high only while modem is handshaking or connected

&S2

DSR high only while modem is connected

&S3

DSR forced high

DATA TERMINAL READY (DTR)

Type:

Configuration

Format:

AT [cmds] &Dn [cmds]

Description:

Selects modem response to DTR

Command

Function

&D0

Modem does not respond to DTR, DTR forced high

&D1

Modem goes to command mode after DTR goes is off

&D2

Modem goes on-hook after DTR goes off

&D3

Modem is initialized after DTR goes off

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

Ln

Link to cell n if modem cannot connect

P

Pulse dialing enabled

R

Answer mode enabled, originate mode disabled following handshake initiation

Sn

Dial stored telephone number n

T

Tone dialing enabled

W

Dialing resumed following dial tone detection after amount of time specified in S6 register

! or &

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

, or <

Dialing paused for amount of time specified in S8 register

:n

Re-dial n times until connected

;

Modem returned to command state after dialing

@

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

DIAL-UP HANDSHAKE

Type:

Configuration

Format:

AT [cmds] &Hn [cmds]

Description:

Select the handshake mode

Command

Function

&H0

Set to GDC fast auto (28.8K - 300bps)

&H1

Set to GDC fast only (28.8K - 9600bps)

&H2

Set to V.32bis auto (14.4K - 300bps)

&H3

Set to V.32bis only (14.4K - 4800bps)

&H4

Set to V.32 auto (9600 - 300bps)

&H5

Set to V.32 only (9600 - 4800bps)

&H6

Set to V.22bis only (2400 - 1200bps)

&H7

Set to V.22 only (1200bps)

&H8

Set to Bell 212A only (1200bps)

&H9

Set to Bell 103 only (300bps)

&H10

Set to V.21 only (300bps)

DISPLAY STORED NUMBERS

Type:

Immediate

Format:

AT [cmds] &V [cmds]

Description:

Displays all stored phone numbers in sequence (0-3)

DSR

Type:

Configuration

Format:

AT [cmds] %Sn [cmds]

Description:

Controls DSR signal

Command

Function

&S0

DSR forced high, DSR forced low on disconnect

&S1

DSR normal

&S2

DSR follows CD

&S3

DSR forced high

DSR - TEST MODE

Type:

Configuration

Format:

AT [cmds] %Dn [cmds]

Description:

Controls DSR signal during test modes

Command

Function

%D0

DSR forced high during local analog loopback test

%D1

DSR forced low during this test

DTE INTERFACE CONTROLLED TESTS

Type:

Configuration

Format:

AT [cmds] %En [cmds]

Description:

Controls test modes using DTE interface pins

Command

Function

%E0

Disable tests using DTE interface pins

%E1

Enable tests using DTE interface pins (V.24 circuit 140 and 141)

DTE SPEED

Type:

Configuration

Format:

AT [cmds] \Tn [cmds]

Description:

Sets DTE speed

Command

Function

\T0

Autobaud, AT%R sets call progress monitor message speed

\T1

Set to last AT speed

\T2

Set to 300bps

\T3

Set to 1200bps

\T4

Set to 2400bps

\T5

Set to 4800bps

\T6

Set to 7200bps

\T7

Set to 9600bps

\T8

Set to 12Kbps

\T9

Set to 14.4Kbps

\T10

Set to 16.8Kbps

\T11

Set to 19.2Kbps

\T12

Set to 21.6Kbps

\T13

Set to 24Kbps

\T14

Set to 26.4Kbps

\T15

Set to 28.8Kbps

\T16

Set to 38.4Kbps

\T17

Set to 57.6Kbps

\T18

Set to 76.8Kbps

\T19

Set to 115.2Kbps

\T20

Set to 128Kbps

DTR DIALING

Type:

Configuration

Format:

AT [cmds] %Zn [cmds]

Description:

Controls DTR dialing

Command

Function

%Z0

Ignore

%Z1=n

Dial cell n

%Z2

Go off-hook, try to handshake

FACTORY DEFAULT PROFILE

Type:

Configuration

Format:

AT [cmds] &Fn [cmds]

Description:

Sets values in active profile to values found in the default profile

Command

Function

&F0

Dial-up, asynchronous, V.42, and V.42bis modes enabled

&F1

Dial-up, synchronous modes enabled

FLOW CONTROL

Type:

Configuration

Format:

AT [cmds] \Gn [cmds]

Description:

Selects modem port flow control

Command

Function

\G0

Flow control disabled

\G1

Enable XON/XOFF in both transmit and receive paths

\G2

Enable in transmit path only

\G3

Enable in both transmit and receive paths, with pass-through

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

Bi-directional XON/XOFF flow control enabled

\Q2

CTS flow control enabled

\Q3

RTS/CTS flow control enabled

\Q4

Unidirectional XON/XOFF flow control by DCE enabled

LINE SIGNAL QUALITY

Type:

Configuration

Format:

AT [cmds] %Q [cmds]

Description:

Controls how the modem responds to poor signal quality

Command

Function

%Q0

No retraining, disabled

%Q1

Retrain up to 3 times, disconnect if quality is still not good

%Q2

Retrain until signal quality is good

OVERSPEED CORRECTION

Type:

Configuration

Format:

AT [cmds] \An [cmds]

Description:

Controls overspeed correction

Command

Function

\A0

Connect with 1.25% (nominal) asynchronous overspeed correction

\A1

Connect with 2.5% (extended) overspeed correction

PARITY

Type:

Configuration

Format:

AT [cmds] \Pn [cmds]

Description:

Selects the type of parity used

Command

Function

\P0

Even parity

\P1

Space parity

\P2

Odd parity

\P3

Mark parity

\P4

Automatic (from last AT command)

REPORT INFORMATION

Type:

Immediate

Format:

AT [cmds] In [cmds]

Description:

Displays information requested

Command

Function

I0

Reports product code

I1

Reports ROM checksum

I2

Tests and reports ROM checksum

I3

Reports firmware revision level

I4

Reports a summary of all S-registers

RETRANSMISSION COUNTER

Type:

Register

Format:

AT [cmds] S70=n [cmds]

Default:

100

Range:

0-255

Unit:

Unidentified

Description:

Controls how many retransmission’s are accounted for

SYNCHRONOUS PROTOCOL (CONNECT MODE)

Type:

Configuration

Format:

AT [cmds] \Mn [cmds]

Description:

Selects synchronous protocol

Command

Function

\M0

Normal synchronous mode enabled

\M1

V.13 synchronous mode enabled (simulated controlled carrier)

TEST MODES

Type:

Immediate

Format:

AT [cmds] &Tn

Description:

Selects test options

Command

Function

&T0

End current test

&T1

Begin local analog loopback test

&T3

Begin local digital loopback test

&T4

Enable remote digital loopback test

&T5

Disable remote digital loopback test

&T6

Disable remote digital loopback test

&T7

Enable remote digital loopback with self-test

&T8

Enable local analog loopback and self-test

&T9

Enable End-to-End self-test

TRELLIS CODING

Type:

Configuration

Format:

AT [cmds] &Un [cmds]

Description:

Controls trellis coding

Command

Function

&U0

Enabled trellis coding

&U1

Disabled trellis coding

V.13 - SIMULATED CONTROLLED CARRIER

Type:

Configuration

Format:

AT [cmds] &En [cmds]

Description:

Controls V.13 carrier in direction selected

Command

Function

&E0

Enabled in both transmit and receive paths

&E1

Enabled in transmit path only

&E2

Enabled in receive path only