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PC288LCD V.34/MC288LCD V.34

PRACTICAL PERIPHERALS, INC.

PC288LCD V.34/MC288LCD V.34

Modem Type

Data (synchronous/asynchronous)/Fax

Maximum Data Rate

28.8Kbps

Maximum Fax Rate

14.4Kbps

Data Bus

External

Fax Class

Class I & II

Data Modulation Protocol

Bell 103A/212A

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

Rockwell V.FC

Fax Modulation Protocol

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

Error Correction/Compression

MNP5, V.42, V.42bis

CONNECTIONS

Purpose

Location

Purpose

Location

Menu down

BT1

Line in

CN2

Mode select

BT2

RS-232/422

CN3

Menu up

BT3

DC power

CN4

Line out

CN1

Power switch

SW1

DIAGNOSTIC LED(S)

LED

Color

Status

Condition

TX

Red

On

Modem is transmitting data

TX

Red

Off

Modem is not transmitting data

RX

Red

On

Modem is receiving data

RX

Red

Off

Modem is not receiving data

OH

Red

On

Modem is off-hook

OH

Red

Off

Modem is on-hook

AA

Red

On

Auto-answer enabled

AA

Red

Off

Auto-answer disabled

AA

Red

Blinking

Phone is ringing

EC

Red

On

Error correction enabled

EC

Red

Off

Error correction disabled

MR

Red

On

Power is on

MR

Red

Off

Power is off

TR

Red

On

DTR signal is high

TR

Red

Off

DTR signal is low

RS

Red

On

RTS signal is high

RS

Red

Off

RTS signal is low

CS

Red

On

CTS signal is high

CS

Red

Off

CTS signal is low

CD

Red

On

Carrier signal detected

CD

Red

Off

Carrier signal not detected

CD

Red

Blinking

Modem is retraining

Proprietary AT Command Set

CALLER ID

Type:

Configuration

Format:

AT [cmds] %CCID=n [cmds]

Example:

AT %CCID=2<CR>

Description:

Controls the Caller ID function.

Command

Function

%CCID=0

Caller ID disabled.

%CCID=1

Caller ID displays formatted data.

%CCID=2

Caller ID displays raw hexadecimal data.

COMMAND SET

Type:

Configuration

Format:

AT [cmds] %DUMBn [cmds]

Example:

AT %DUMB1<CR>

Description:

Disables the AT command set.

Note:

The AT command set is always active for the first 20 seconds after the modem is powered up. AT%DUMB0 can be entered during this time period to re-enable the command set.

Command

Function

%DUMB0

Command set enabled.

%DUMB1

Command set disabled.

EXTENDED RING

Format:

AT [cmds] S101=n [cmds]

Example:

ATS101=40<CR>

Default:

0

Range:

0 - 255

Unit:

Bit-mapped

Description:

Selects the response to extended ring types.

Bit

Value

Function

0

0

1

Do not respond to ring type A.

Respond to ring type A.

1

0

1

Do not respond to ring type B.

Respond to ring type B.

2

0

1

Do not respond to ring type C.

Respond to ring type C.

3

0

1

Do not respond to ring type D.

Respond to ring type D.

4

0

1

Do not respond to ring type E.

Respond to ring type E.

5

0

1

Do not respond to ring type F.

Respond to ring type F.

6

0

1

Do not respond to ring type G.

Respond to ring type G.

7

0

1

Report RING for all ring types.

Report RING n where n is the ring type.

HELP SCREENS

Type:

Immediate

Format:

AT [cmds] $H

Example:

AT $H<CR>

Description:

Shows modem help screens.

LCD DISPLAY STRING ECHO

Type:

Immediate

Format:

AT [cmds] %LCD? [cmds]

Example:

AT %LCD?<CR>

Description:

Returns the first two lines of text on the modems LCD display.

LCD DISPLAY STRING SET

Type:

Immediate

Format:

AT [cmds] %LCD="xxxx" [cmds]

Example:

AT %LCD="Preparing the fnord..."<CR>

Description:

Displays up to 24 characters on the first two lines of the modems LCD display.

LCD SCROLL RATE - LINE 1

Type:

Register

Format:

AT [cmds] S118=n [cmds]

Example:

ATS118=20<CR>

Default:

10

Range:

0-255

Unit:

.1 second

Description:

Sets the length of time that each message will be displayed on line 1 of the front panel LCD if there are more messages pending.

LCD SCROLL RATE - LINE 2

Type:

Register

Format:

AT [cmds] S119=n [cmds]

Example:

ATS119=5<CR>

Default:

10

Range:

0-255

Unit:

.1 second

Description:

Sets the length of time that each message will be displayed on line 2 of the front panel LCD if there are more messages pending.

REDIAL

Type:

Immediate

Format:

AT [cmds] DL

Example:

AT M1 DL<CR>

Description:

Redials the last number dialed.

REPORT INFORMATION

Type:

Immediate

Format:

AT [cmds] In [cmds]

Example:

AT I1 &W<CR>

Description:

Displays modem properties.

Command

Function

I0

Reports modem model and speed.

I1

Reports checksum number.

I2

Reports checksum result.

I3

Reports firmware version.

I4

Reports current command settings.

I6

Reports current connections statistics.

TIME MODE

Type:

Configuration

Format:

AT [cmds] %HOUR=n [cmds]

Example:

AT %HOUR=24<CR>

Description:

Sets the modems clock to display in 12- or 24-hour mode

Command

Function

%HOUR=12

Normal 12-hour mode selected.

%HOUR=24

Military 24-hour mode selected.

TIME SET

Type:

Configuration

Format:

AT [cmds] %TIME=hhmmss [cmds]

Example:

AT %TIME=160401<CR>

Description:

Sets the modems clock.

Note:

Time given must be six digits long and in military format.

TEST MODES

Type:

Immediate

Format:

AT [cmds] &Tn

Example:

AT &T6<CR>

Description:

Performs and configures test modes.

Command

Function

&T0

End current test.

&T1

Begin local analog loopback test.

&T3

Begin local digital loopback.

&T4

Grant remote digital loopback request.

&T5

Deny remote digital loopback request.

&T6

Request remote digital loopback

&T7

Request remote digital loopback and self-test.

&T8

Begin local analog loopback and self-test.

&T19

Begin RTS/CTS cable test.

&T99

Begin front panel LCD display test.