PHILIPS CONSUMER ELECTRONICS, CO.

PCA11EM

Card Type

Modem

Chip Set

Unidentified

I/O Options

Line out, line in, 25-pin DTE port, power

Maximum Modem Rate

14.4Kbps

Maximum Fax Rate

14.4Kbps

Data Modulation Protocol

Bell 103/212A

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

Fax Modulation Protocol

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

Error Correction/Compression

MNP5, V.42, V.42bis

Fax Class

Class I & II

Data Bus

External

CONNECTIONS

Function

Label

Function

Label

Line out (RJ-11)

CN1

25-pin DTE port

CN3

Line in (RJ-11)

CN2

Power

CN4

DIAGNOSTIC LED(S)

LED

Color

Status

Condition

MR

Unidentified

On

Power is on

MR

Unidentified

Off

Power is off

TR

Unidentified

On

DTR signal is high

TR

Unidentified

Off

DTR signal is low

SD

Unidentified

On

Modem is transmitting data

SD

Unidentified

Off

Modem is not transmitting data

RD

Unidentified

On

Modem is receiving data

RD

Unidentified

Off

Modem is not receiving data

OH

Unidentified

On

Modem is off hook

OH

Unidentified

Off

Modem is on hook

CD

Unidentified

On

Carrier signal detected or error correction negotiation completed

CD

Unidentified

Off

Carrier signal not detected

AA

Unidentified

On

Auto-answer enabled

AA

Unidentified

Off

Auto-answer disabled

EC

Unidentified

On

Error correction active

EC

Unidentified

Off

Error correction inactive

 

SUPPORTED COMMAND SET

Basic AT Commands

AT, ‘+++’, A/

A, E, H, M, O, P, T, V, X, Y, Z

&C, &F, &G, &M, &R, &T, &V, &W, &X, &Y, &Z

Extended AT Commands

%A, %C, %E, %Q

\A, \B, \C, \G, \J, \K, \Q, \T, \X

S Registers

S0, S1, S2, S3, S4, S5, S6, S7, S8, S9,S10, S11, S12, S14, S16, S18, S21, S22, S23, S25

S26, S27, S30, S91

Note: See MHI Help File for full command documentation.

PROPRIETARY AT COMMAND SET

AUTO-MODE DETECTION

Type:

Configuration

Format:

AT [cmds] Nn [cmds]

Description:

Selects various options for the automatic detection and negotiation of protocols during the handshake process if the modem is communicating with a remote modem of dissimilar speed.

Command

Function

N0

Auto-mode detection disabled; handshake begins at line speed designated by the %B command

í N1

Auto-mode detection enabled; handshake begins at line speed designated by the %B command and DTE speed

COMMUNICATION PROTOCOLS

Type:

Configuration

Format:

AT [cmds] Bn [cmds]

Description:

Selects the communication protocol for data calls

Note: The B command allows the simultaneous selection of more than one suffix, enabling multiple protocols.

Command

Protocol

B0

ITU-T V.22 at 1200bps

í B1

Bell 212A at 1200bps

B2

ITU-T V.22 at 75/1200Kbps in originate mode, 1200/75Kbps in answer mode

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.

&Q1

Asynchronous off-line command mode and synchronous connect mode.

&Q2

Asynchronous off-line command mode - modem autodials first number in directory, then synchronous connect mode.

&Q3

Asynchronous off-line command mode on low DTR, synchronous connect mode on high DTR.

 

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 only while modem is handshaking or connected

DATA TERMINAL READY (DTR)

Type:

Configuration

Format:

AT [cmds] &Dn [cmds]

Description:

Selects modem response to DTR

Command

Function

í &D0

DTR ignored

&D1

DTR toggle causes online command mode

&D2

DTR toggle causes modem to go on-hook

&D3

Modem reset on DTR toggle

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.

Command

Function

DP

Pulse dialing enabled

DR

Answer mode enabled; originate mode disabled following handshake initiation.

DS=n

Dial stored telephone number n

DT

Tone dialing enabled/Pulse dialing disabled

DW

Dialing resumed following dial tone detection

D,

Dialing paused for amount of time specified in S8 register

D!

Flash function initiated. Modem commanded to go off-hook for specified time before returning on-hook.

D@

Wait for Quite Answer function enabled. Modem waits until a "quiet answer," a ring-back signal followed by silence up to the time specified in S7, is received prior to executing the rest of the dial string.

D^

Data calling tone enabled

D;

Modem returned to idle state after dialing. The semicolon can only be placed at the end of the dial command.

FLOW CONTROL

Type:

Configuration

Format:

AT [cmds] &Kn [cmds]

Description:

Enables flow control options

Command

Function

&K0

Flow control disabled

&K3

RTS/CTS flow control enabled

í &K4

XON/XOFF flow control enabled

 

LINE TYPE

Type:

Configuration

Format:

AT [cmds] &Ln [cmds]

Description:

Selects line type

Command

Line Type

í &L0

Switched line (PSTN/Dial-up)

&L1

Leased line

&L2

Power-on leased line

PULSE DIALING RATIO

Type:

Configuration

Format:

AT [cmds] &Pn [cmds]

Description:

Selects pulse dial make/break ratio

Command

Function

í &P0

39/61ms at 10pps (North America)

&P1

33/67ms at 10pps (Europe)

&P2

39/61ms at 20pps

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 model ID & firmware ID

I5

Reports country code

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

"Ring" result code disabled. In answer mode; CONNECT and NO CARRIER disabled

SPEAKER VOLUME

Type:

Configuration

Format:

AT [cmds] Ln [cmds]

Description:

Controls speaker volume

Command

Function

L0

Low volume setting

L1

Low volume setting

í L2

Medium volume setting

L3

Highest volume setting

 

 

EXTENDED AT COMMAND SET

CONNECTION SPEED

Type:

Configuration

Format:

AT [cmds] %Bn [cmds]

Description:

Selects maximum modem connection speed

Command

Function

%B300

300bps

%B1200

1200bps

%B2400

2400bps

%B4800

4800bps

%B7200

7200bps

%B9600

9600bps

%B12000

12.0Kbps

í %B14400

14.4Kbps

DUMB MODE

Type:

Configuration

Format:

AT [cmds] %Dn [cmds]

Description:

Enables/disables dumb mode

Command

Function

í %D0

Dumb mode disabled

%D1

Dumb mode enabled

COMPUTER BAUD RATE

Type:

Configuration

Format:

AT [cmds] %Nn [cmds]

Description:

Selects computer baud rate options

Command

Function

í %N0

IBM PC DTE baud rates

%N1

NEC PC98 DTE baud rate set 1

%N2

NEC PC98 DTE baud rate set 2

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

MNP reliable mode enabled

í \N3

Auto-reliable mode enabled

\N4

V.42 reliable mode enabled

\N5

V.42/Normal mode enabled

\N6

V.42/MNP mode enabled

\N7

MNP/Normal mode enabled

 

EXTENDED RESULT CODES

Type:

Configuration

Format:

AT [cmds] \Vn [cmds]

Description:

Selects extended result codes

Command

Function

\V0

DCE speed displayed. Extended result codes disabled

\V1

DCE speed; simple reliable mode extended result codes enabled

í \V2

DCE speed; detailed reliable mode extended result codes enabled

\V3

DTE speed only

S(status) -REGISTERS

AUTO-RELIABLE FALLBACK CHARACTER

Type:

Register

Format:

AT [cmds] S29=n [cmds]

Range:

0-127

Unit:

ASCII

Description:

Sets the character used as the auto-reliable fallback character

BIT-MAPPED REGISTER S15

Format:

AT [cmds] S15=n [cmds]

Range:

0-255

Unit:

Bit-mapped

Description:

Controls MNP options, break types, DTE rate adjustments.

Note:

Further information is currently unavailable

BIT-MAPPED REGISTER S17

Format:

AT [cmds] S17=n [cmds]

Range:

0-255

Unit:

Bit-mapped

Description:

Controls relaible mode, data compression, and extended responses

Note:

Further information is currently unavailable

BIT-MAPPED REGISTER S19

Format:

AT [cmds] S19=n [cmds]

Range:

0-255

Unit:

Bit-mapped

Description:

Determines flow control, echo, XON/XOFF pass-through

Note:

Further information is currently unavailable

BIT-MAPPED REGISTER S20

Format:

AT [cmds] S20=n [cmds]

Range:

0-255

Unit:

Bit-mapped

Description:

Sets PC/NEC baud rate options, guard tones

Note:

Further information is currently unavailable

BIT-MAPPED REGISTER S24

Format:

AT [cmds] S24=n [cmds]

Range:

0-255

Unit:

Bit-mapped

Description:

Controls make/break ratio, auto retrain, V.34/VFC, auto mode

Note:

Further information is currently unavailable

 

BIT-MAPPED REGISTER S28

Format:

AT [cmds] S28=n [cmds]

Range:

Unidentified

Unit:

Bit-mapped

Description:

Determine DCE rate

Note:

Further information is currently unavailable

SLEEP TIMER

Type:

Register

Format

AT [cmds] S13=n [cmds]

Range:

0-255

Unit:

1 second

Description:

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