PHILIPS

FAX MODEM PCA33IM

Card Type

Fax, Modem (asynchronous)

Chip Set

Unidentified

Maximum Data Rate

33.6Kbps

Maximum Fax Rate

14.4Kbps

Data Bus

8-bit ISA

Fax Class

Class I

Data Modulation Protocol

Bell 103/212A

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

Rockwell V.FC

Fax Modulation Protocol

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

Error Correction/Compression

MNP5, V.42, V.42bis

CONNECTIONS

Function

Label

Function

Label

Line out/in - unidentified

CN1

Line in/out - unidentified

CN2

SERIAL PORT ADDRESS

Setting

J3/A

J3/B

J3/C

COM1 (3F8h)

Pins 2 & 3 closed

Pins 2 & 3 closed

Pins 2 & 3 closed

COM2 (2F8h)

Pins 2 & 3 open

Pins 2 & 3 closed

Pins 2 & 3 closed

COM3 (3E8h)

Pins 2 & 3 closed

Pins 2 & 3 open

Pins 2 & 3 closed

COM4 (2E8h)

Pins 2 & 3 open

Pins 2 & 3 open

Pins 2 & 3 closed

INTERRUPT

Setting

J2/A

J2/B

J2/C

J2/D

J2/E

2

Closed

Open

Open

Open

Open

3

Open

Closed

Open

Open

Open

4

Open

Open

Closed

Open

Open

5

Open

Open

Open

Closed

Open

7

Open

Open

Open

Open

Closed

Proprietary AT Command Set

AMPERSAND (&) COMMANDS

Type:

Immediate

Format:

AT [cmds] &$ [cmds]

Description:

Displays all ampersand (&) commands

ANSWER MODE

Type:

Configuration

Format:

AT [cmds] Bn [cmds]

Description:

Sets the protocol for answer mode

Command

Function

í B0

ITU-T V.25 answer mode enabled

B1

U.S. answer mode enabled

ARQ - BREAK LENGTH

Type:

Register

Format:

AT [cmds] S21=n [cmds]

Default:

10

Range:

0-255

Unit:

.01 second

Description:

Sets the length of break

ARQ MODES

Type:

Configuration

Format:

AT [cmds] &Mn [cmds]

Description:

Select the ARQ mode

Command

Function

&M0

Normal mode only enabled, ARQ error correction disabled

í &M4

Normal mode with ARQ error correction enabled

&M5

ARQ error correction only enabled

ARQ RESPONSE CODES

Type:

Configuration

Format:

AT [cmds] &An [cmds]

Description:

Select which type of response code are displayed after connection

Command

Function

&A0

ARQ response disabled

&A1

ARQ response enabled

&A2

ARQ response with V.32 protocol enabled

í &A3

ARQ response with V.32, error correction, and data compression protocols enabled

BASIC COMMAND SET

Type:

Immediate

Format:

AT [cmds] $ [cmds]

Description:

Displays basic command set

BIT MAPPED REGISTERS

Register

Default

S13

0

S14

0

S15

0

S16

0

S27

0

S34

6

S51

0

S54

0

S55

0

S56

0

BREAK TYPE

Type:

Configuration

Format:

AT [cmds] &Yn [cmds]

Description:

Configures action of break signal

Command

Function

&Y0

Buffers cleared, no break sent

í &Y1

Buffers cleared, break sent

&Y2

Send break immediately

COMPRESSION

Type:

Configuration

Format:

AT [cmds] &Kn [cmds]

Description:

Selects data compression

Command

Function

&K0

MNP5 and V.42bis data compression disabled

í &K1

Auto data compression enabled

&K2

MNP5 and V.42bis enabled

&K3

MNP5 data compression disabled

CONNECTION SPEED LOWER LIMIT

Type:

Configuration

Format:

AT [cmds] &Un [cmds]

Description:

Sets slowest allowed connection speed

Command

Function

í &U0

No minimum speed enabled

&U1

Select 300bps minimum speed

&U2

Select 1200bps minimum speed

&U3

Select 2400bps minimum speed

&U4

Select 4800bps minimum speed

&U5

Select 7200bps minimum speed

&U6

Select 9600bps minimum speed

&U7

Select 12Kbps minimum speed

&U8

Select 14.4Kbps minimum speed

&U9

Select 16.8Kbps minimum speed

&U10

Select 19.2Kbps minimum speed

&U11

Select 21.6Kbps minimum speed

&U12

Select 24Kbps minimum speed

&U13

Select 26.4Kbps minimum speed

&U14

Select 28.8Kbps minimum speed

&U15

Select 31.2Kbps minimum speed

&U16

Select 33.6Kbps minimum speed

CONNECTION SPEED UPPER LIMIT

Type:

Configuration

Format:

AT [cmds] &Nn [cmds]

Description:

Sets fastest allowed connection speed

Command

Function

í &N0

Automode enabled

&N1

Select 300bps maximum speed

&N2

Select 1200bps maximum speed

&N3

Select 2400bps maximum speed

&N4

Select 4800bps maximum speed

&N5

Select 7200bps minimum speed

&N6

Select 9600bps minimum speed

&N7

Select 12Kbps minimum speed

&N8

Select 14.4Kbps minimum speed

&N9

Select 16.8Kbps minimum speed

&N10

Select 19.2Kbps minimum speed

&N11

Select 21.6Kbps minimum speed

&N12

Select 24Kbps minimum speed

&N13

Select 26.4Kbps minimum speed

&N14

Select 28.8Kbps minimum speed

&N15

Select 31.2Kbps minimum speed

&N16

Select 33.6Kbps minimum speed

CONFIGURATION PROFILE

Type:

Configuration

Format:

AT [cmds] Yn [cmds]

Description:

Selects which profile the modem will use on power up or reset

Command

Function

í Y0

Profile 0 enabled

Y1

Profile 1 enabled

DATA SET READY (DSR)

Type:

Configuration

Format:

AT [cmds] &Sn [cmds]

Description:

Selects DSR options

Command

Function

í &S0

DSR forced high

&S1

DSR high while modem is on-line and off in command mode

DIALING COMMANDS

Type:

Immediate

Format:

AT [cmds] D$ [cmds]

Description:

Displays dialing commands

DTE RATE

Type:

Configuration

Format:

AT [cmds] &Bn [cmds]

Description:

Controls the action the DTE speed will take

Command

Function

&B0

After on-line, DTE speed follows DCE speed

í &B1

DTE speed constant

&B2

DTE speed constant in ARQ mode, DTE speed variable in non-ARQ mode

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

Factory default profile 0

í &F1

Factory default profile 1, hardware flow control enabled

&F2

Factory default profile 2, software flow control enabled

FLOW CONTROL - TRANSMIT

Type:

Configuration

Format:

AT [cmds] &Hn [cmds]

Description:

Selects the type of flow control used by the modem when transmitting

Command

Function

&H0

Transmit flow control disabled

í &H1

CTS flow control enabled

&H2

XON/XOFF flow control enabled

&H3

Both CTS and XON/XOFF flow control enabled

FLOW CONTROL - RECEIVE

Type:

Configuration

Format:

AT [cmds] &In [cmds]

Description:

Selects the type of flow control used by the modem when receiving

Command

Function

í &I0

Receive flow control disabled

&I1

XON/XOFF flow control enabled

&I2

XON/XOFF flow control enabled, XON/XOFF signals trapped by local modem

&I3

HP ENQ/AQK software flow control enabled in host mode

&I4

HP ENQ/AQK software flow control enabled in terminal mode

&I5

Software flow control enabled for non-AQR mode

FLOW CONTROL CHARACTER - XOFF

Type:

Register

Format:

AT [cmds] S23=n [cmds]

Default:

19

Range:

0-127

Unit:

ASCII

Description:

Sets the character used to represent XOFF

FLOW CONTROL CHARACTER - XON

Type:

Register

Format:

AT [cmds] S22=n [cmds]

Default:

17

Range:

0-127

Unit:

ASCII

Description:

Sets the character used to represent XON

INACTIVITY TIMER

Type:

Register

Format:

AT [cmds] S19=n [cmds]

Default:

0

Range:

0-255

Unit:

1 second

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 product identification code

I1

Reports ROM checksum

I2

Tests internal memory

I3

Reports product ID

I4

Reports current command settings

I5

Reports stored and active profiles

I6

Reports link diagnostics

I7

Reports product configuration

RESULT CODES

Type:

Configuration

Format:

AT [cmds] Qn [cmds]

Description:

Enables modem to send result codes to the DTE

Command

Function

í Q0

Result code sending enabled

Q1

Result code sending disabled

Q2

Result code sending enabled on originate mode

RTS/CTS

Type:

Configuration

Format:

AT [cmds] &Rn [cmds]

Description:

Selects RTS/CTS options

Command

Function

&R0

Not used

&R1

CTS forced high, RTS is ignored.

í &R2

RTS flow control enabled

SOFT RESET

Type:

Immediate

Format:

AT [cmds] Zn [cmds]

Description:

Restores modem profiles

Command

Function

Z0

Restore profile from ATY command

Z1

Restore profile 0

Z2

Restore profile 1

Z3

Restore factory default profile 0

Z4

Restore factory default profile 1

Z5

Restore factory default profile 2

STATUS REGISTERS

Type:

Immediate

Format:

AT [cmds] S$ [cmds]

Description:

Displays all S-registers

STORE TELEPHONE NUMBER

Type:

Configuration

Format:

AT [cmds] &Zn=(phone # & modifiers)

Description:

Writes selected telephone numbers into the non-volatile memory at location n

Command

Function

&Zn=L

Last dialed number stored at memory location n

&Zn?

Display stored number at memory location n

&ZL

Display last dialed number

V.32 - HANDSHAKE LENGTH

Type:

Register

Format:

AT [cmds] S28=n [cmds]

Default:

8

Range:

0-255

Unit:

.1 second

Description:

Sets the length of time the modem handshakes in V.32 mode