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CEM2-10B2/CEM2-10BC/CEM2-10BT

XIRCOM, INC.

CEM2-10B2/CEM2-10BC/CEM2-10BT

Card Type

Modem(synchronous/asynchronous), Fax, NIC

NIC Type

Ethernet

Chip Set

Unidentified

Network Transfer Rate

10Mbps

Maximum Modem Rate

14.4Kbps

Maximum Fax Rate

14.4Kbps

Data Bus

PCMCIA Type II

Fax Class

Unidentified

Data Modulation Protocol

Unidentified

Fax Modulation Protocol

Unidentified

Error Correction/Compression

MNP5, V.42bis

Topology

Linear Bus, Star

Wiring Type

Unshielded twisted pair(CEM2-10BT, CEM2-10BC)

RG-58A/U 50ohm coaxial(CEM2-10B2, CEM2-10BC)

Boot ROM

Not available

Proprietary AT Command Set

N1434

AUTO-RELIABLE FALLBACK CHARACTER

Type:

Configuration

Format:

AT [cmds] %A n [cmds]

Default:

13

Range:

0-127

Unit:

ASCII

Description:

Sets the character used as the auto-reliable fallback character. %A0 will disable this function.

AUTO FALLBACK

Type:

Configuration

 

Format:

AT [cmds] %G n [cmds]

 

Description:

Selects auto fallback

 

Command

Function

%G0

Fallback disabled

 

%G1

Fallback enabled

AUTO-RELIABLE TIME BUFFER

Type:

Configuration

 

Format:

AT [cmds] \C n [cmds]

 

Description:

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

 

Command

Function

\CO

Data is discarded

 

\C1

Data is buffered for 4 seconds or 200 characters

 

\C2

Data is discarded, sets to normal mode and switches to normal mode when &A n received

AUTO-RETRAIN

Type:

Configuration

 

Format:

AT %E n

 

Description:

Selects auto-retrain mode

 

Command

Function

 

%E0

Auto-retrain disabled

%E1

Auto-retrain enabled

BIT-MAPPED REGISTER S136

Format:

AT [cmds] S136= n [cmds]

 

Default:

Unidentified

 

Range:

0-223

 

Description:

Controls tone dial, blacklist and transmit power level

 

Bit

Value

Function

0

0

1

S11 controls tone dial length

Tone on/off fixed length

1

0

1

Fixed tone duration of 95ms

Fixed tone duration of 120ms

2

0

1

DTMF level high -6, low -8

DTMF level high -9, low -11

3

0

1

Off hook count disabled

Disable calling after 12 failed off hooks

4

0

1

Minimum call delay 5 seconds

Minimum call delay 1 minute

6, 5

00

01

10

Blacklist reset disabled

Reset blacklist after 2 hours

Reset blacklist after 4 hours

7

0

1

S91 controls data, S92 controls fax power levels

Transmit power level fixed at -15dB for Japan, -10dB for all others

BIT-MAPPED REGISTER 138

Format:

AT [cmds] S138= n [cmds]

 

Default:

Unidentified

 

Range:

0 -255

 

Description:

Controls ring count, ring frequency, ATA, ring priority, ring detect, impedance, loop circuit

 

Bit

Value

Function

0

0

1

S0 controls ring count

Answer between 2 and 6 rings if S0 = 0

1

0

1

Reset ring count after 8 seconds

Reset ring count after 10 seconds

2

0

1

Set ring frequency to 16 - 80Hz

Set ring frequency to 18 - 56Hz

3

0

1

ATA normal

ATA allowed only if S1 greater than 0 or loop current detect returns true

4

0

1

Dialing enabled during incoming ring

Dialing disabled during incoming ring

5

0

1

Half wave ring detector

Full wave ring detector

6

0

1

600 ohm impedance

Complex impedance

7

0

1

Normal DC mask loop circuit detect

Current limit active loop circuit detect

BIT-MAPPED REGISTER S139

Format:

AT [cmds] S139= n [cmds]

 

Default:

Unidentified

 

Range:

0 - 255

 

Description:

Controls Busy pattern, filter shape, flash time, blacklist, test mode, current sensing

 

Bit

Value

Function

0

0

1

ITU-T mask

Norway mask

2, 1

00

01

10

11

Generic filter

German filter

Sweden filter

OEM filter

4, 3

00

01

10

11

500ms flash time

250ms flash time

100ms flash time

S29 controls flash time

5

0

1

Blacklisting disabled

Blacklisting enabled

6

0

1

Test modes enabled

Test modes disabled

7

0

1

Current sensing not available

Current sensing supported by hardware

BLACKLIST

Type:

Read only

Format:

AT [cmds] S140? [cmds]

Description:

Contains the maximum number of call attempts before number is blacklisted

BREAK SEND

Type:

Configuration

Format:

AT [cmds] \B n [cmds]

Default:

3

Range:

1-9

Unit:

.1 second

Description:

Sends break to modem

BREAK TYPE

Type:

Configuration

 

 

 

Format:

AT [cmds] \K n [cmds]

 

 

 

Description:

Configures action of break signal

 

 

 

Command

Break from DTE

Modem receives \B

Break received from remote modem

 

\K0

Online command mode enabled, send no break to remote modem

Break sent to remote modem and buffers cleared

Buffers cleared, break sent to DTE

 

\K1

Break sent to remote modem and buffers cleared

Break sent to remote modem and buffers cleared

Buffers cleared, break sent to DTE

 

\K2

Online command mode enabled, send no break to remote modem

Send break to remote modem immediately

Break sent immediately to DTE

 

\K3

Send break to remote modem immediately

Send break to remote modem immediately

Break sent immediately to DTE

 

\K4

Online command mode enabled, send no break to remote modem

Send break with transmitted data

Break sent with received data to the DTE

\K5

Send break with transmitted data

Send break with transmitted data

Break sent with received data to the DTE

CALLING TONE

Type:

Configuration

 

Format:

AT [cmds] -C n [cmds]

 

Description:

Controls whether the DTE will allow the modem to send a calling tone

 

Command

Function

-C0

Disable calling tone

 

-C1

Enable calling tone

COMPRESSION

Type:

Configuration

 

Format:

AT %C n

 

Description:

Selects MNP 5 data compression

 

Command

Function

 

%C0

Data compression disabled

%C1

Data compression enabled

CONNECT MODE

Type:

Configuration

 

Format:

AT [cmds] \N n [cmds]

 

Description:

Sets connect mode

 

Command

Function

 

\N0

Normal mode enabled

 

\N2

Reliable mode enabled

\N3

Auto-reliable MNP mode enabled

 

\N4

Auto-reliable V.42 mode enabled

CONVERT TO MNP MODE

Type:

Configuration

Format:

AT [cmds] \Z [cmds]

Description:

Switches to normal mode from MNP mode

CONVERT TO RELIABLE MODE

Type:

Configuration

Format:

AT [cmds] \Y [cmds]

Description:

Initiates reliable mode link

COUNTRY CODES

Type:

Configuration

 

Format:

AT [cmds] s133= n [cmds]

 

Description:

Selects country specific operating configuration

 

Command

Function

S133=0

USA

 

S133=1

United Kingdom

 

S133=2

Germany

 

S133=3

France

 

S133=4

Belgium

 

S133=5

Holland

 

S133=6

Italy

 

S133=7

Spain

 

S133=8

Austria

 

S133=9

Switzerland

 

S133=10

Portugal

 

S133=11

Sweden

 

S133=12

Norway

 

S133=13

Denmark

COUNTRY CODES

Command

Function

S133=14

Finland

S133=15

Cyprus

S133=16

Czechoslovakia

S133=17

Greece

S133=18

Hungary

S133=19

Poland

S133=20

Russia

S133=21

Turkey

S133=22

Luxembourg

S133=23

Iceland

S133=25

Egypt

S133=26

India

S133=27

Kenya

S133=28

South Africa

S133=29

Morocco

S133=48

Australia

S133=49

Abu Dhabi

S133=50

Bangladesh

S133=51

China

S133=52

Hong Kong

S133=53

Indonesia

S133=54

Japan

S133=55

Korea

S133=56

Malaysia

S133=57

New Zealand

S133=58

Philippines

S133=59

Singapore

S133=96

Argentina

S133=97

Bolivia

S133=98

Brazil

S133=99

Chile

S133=100

Columbia

S133=101

Costa Rica

S133=102

Guatemala

S133=103

Mexico

S133=104

Nicaragua

S133=105

Paraguay

S133=106

Peru

S133=107

Uruguay

S133=108

Venezuela

S133=128

Kuwait

S133=129

Oman

S133=130

Saudi Arabia

CREDIT CARD BONG TONE

Type:

Configuration

Format:

AT [cmds] S121= n [cmds]

Description:

Selects credit card bong tone

Command

Function

S121=0

AT&T

S121=1

MCI

S121=3

Sprint

DIALTONE

Format:

AT [cmds] S137= n [cmds]

 

Default:

Unidentified

 

Range:

0 - 255

 

Description:

Controls dialtone options, blind dial, blind wait, comma pause, ringback,

 

Bit

Value

Function

0

0

1

Blind dial enabled

Blind dial disabled

1

0

1

Return error if blind dial disabled

Detect dialtone if blind dial disabled

2

0

1

S5 sets dialtone detect timeout, S6 sets blind wait, S8 sets comma pause

S6 sets dialtone detect timeout, S8 sets blind wait, S8 sets comma pause

3

0

1

Ringback to answer tone time unlimited

Hang up if answer tone not received within 7 seconds of ringback

4

0

1

Dialtone valid for .8 second

Dialtone valid for 1 second

5

0

1

Cadenced dialtone enabled

Display NO DIALTONE if cadenced dialtone received

6

0

1

Ignore dialtone hole of 30ms or less

Ignore dialtone hole of 50ms or less

7

0

1

Detect high band dialtone enabled

Detect high band dialtone disabled

DISPLAY CONNECT SPEED

Type:

Read only

Format:

AT [cmds] S37= n [cmds]

Description:

Displays current DCE speed

Command

Function

S37=5

1200bps

S37=6

2400bps

S37=7

4800bps

S37=8

7200bps

S37=9

9600bps

S37=10

12.0Kbps

S37=11

14.4Kbps

S37=16

16.8Kbps

S37=17

19.2Kbps

ERRONEOUS CALL RETRY

Type:

Read only

Format:

AT [cmds] S145? [cmds]

Description:

Contains value for erroneous call retry

ERRONEOUS CALL DELAY

Type:

Read only

Format:

AT [cmds] S146? [cmds]

Description:

Contains value for erroneous call delay

FAST RETRY

Type:

Read only

Format:

AT [cmds] S141? [cmds]

Description:

Enable/disable status for fast retry for trouble calls

FEATURE NEGOTIATION

Type:

Configuration

Format:

AT [cmds] S48= n [cmds]

Description:

Controls feature negotiation with remote modem

Command

Function

S48=0

No negotiation

S48=7

Feature negotiation enabled

S48=128

Feature negotiation disabled

FLOW CONTROL

Type:

Configuration

 

Format:

AT [cmds] \G n [cmds]

 

Description:

Selects modem port flow control

 

Command

Function

\G0

Flow control disabled

 

\G1

Flow control enabled

FLOW CONTROL TYPE

Type:

Configuration

 

Format:

AT [cmds] \Q n [cmds]

 

Description:

Sets type of flow control used by modem

 

Command

Function

 

\Q0

Flow control disabled

 

\Q1

XON/XOFF flow control enabled

 

\Q2

Unidirectional hardware flow control enabled

\Q3

Bidirectional hardware flow control enabled

FLOW CONTROL TYPE

Type:

Configuration

 

Format:

AT [cmds] &K n [cmds]

 

Description:

Sets type of flow control used by modem

 

Command

Function

 

&K0

Local flow control disabled

 

&K1

Not used

 

&K2

Not used

&K3

CTS/RTS flow control enabled

 

&K4

XON/XOFF flow control enabled

HELP SCREEN BORDER

Type:

Configuration

Format:

AT [cmds] S120= n [cmds]

Description:

Selects help screen display option

Command

Function

S120=0

Surround help screen text with ASCII character border

S120=1

Do not surround help screen text with ASCII character border

INACTIVITY TIMER

Type:

Register

Format:

AT [cmds] \T n [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

INEFFECTIVE CALL DELAY

Type:

Read only

Format:

AT [cmds] S144? [cmds]

Description:

Contains value for ineffective call delay

INEFFECTIVE CALL RETRY

Type:

Read only

Format:

AT [cmds] S143? [cmds]

Description:

Contains value for ineffective call fast retry

INITIATE RELIABLE MODE

Type:

Immediate

Format:

AT [cmds] \O [cmds]

Description:

During normal mode the modem initiates reliable mode connection

INTERNATIONAL USAGE

Type:

Configuration

 

Format:

AT [cmds] %TE n [cmds]

 

Description:

Controls country specific settings

 

Command

Function

%TE=0

International usage disabled

 

%TE=1

S register 133 enabled

 

%TE=2

S register 133 and 135-146 enabled

MAXIMUM BLOCK SIZE FOR TRANSMISSION

Type:

Configuration

 

Format:

AT [cmds] \A n [cmds]

 

Description:

Sets the maximum transmittable block size

 

Command

Function

 

\A0

MNP block size is 64 characters

 

\A1

MNP block size is 128 characters

 

\A2

MNP block size is 192 characters

\A3

MNP block size is 256 characters

PSEUDO DTE SPEED

Type:

Configuration

Format:

AT [cmds] S122= n [cmds]

Description:

Sets DTE speed used by CONNECT message. Has not effect on modem operation

Command

Function

S122=0

CONNECT

S122=1

CONNECT 1200

S122=2

CONNECT 2400

S122=3

CONNECT 4800

S122=4

CONNECT 7200

S122=5

CONNECT 9600

S122=6

CONNECT 12000

S122=7

CONNECT 14400

S122=8

CONNECT 16800

S122=9

CONNECT19200

S122=10

CONNECT 21600

S122=11

CONNECT 24000

S122=12

CONNECT 26400

S122=13

CONNECT 28800

S122=14

CONNECT 38400

S122=15

CONNECT 57600

S122=16

CONNECT 115200

S122=17

CONNECT 230400

PULSE CONTROL

Format:

AT [cmds] S135= n [cmds]

 

Default:

Unidentified

 

Range:

0-239

 

Description:

Controls pulse options

 

Bit

Value

Function

0

0

1

Set default pulse ratio to 60:40

Set default pulse ratio to 67:33

1

0

1

Set pre pulse time to 50ms

Set pre pulse time to 250ms

2

0

1

Set post pulse time to 0ms

Set post pulse time to 20ms

3

0

1

Pules dial enabled

Pulse dial disabled

5, 4

00

01

10

Digit value is number of pulses (0 digit generates 10 pulses)

Ten minus digit value pulses generated (1 digit generates 9 pulses)

Digit value plus one pulses generated (0 digit generates 1 pulse)

6

0

1

Pulse speed is 100pps

Pulse speed is 20pps selected by dial modifier %

7

0

1

Pulse ratio follows S22

Pulse ratio set by S135 bit 0

RESULT CODES

Type:

Configuration

 

Format:

AT [cmds] \V n [cmds]

 

Description:

Adds /ARQ to connect message

 

Command

Function

\V1

Add /ARQ to connect message disabled

 

\V0

Add /ARQ to connect message enabled

TROUBLE CALL DELAY

Type:

Read only

Format:

AT [cmds] S142? [cmds]

Description:

Contains value of trouble call delay

V.32 AUTO-RETRAIN

Type:

Configuration

 

Format:

AT [cmds] &B n [cmds]

 

Description:

Selects action the modem will take during bad line quality on V.32/32bis connection

 

Command

Function

 

%B0

Auto-retrain disabled, hang up on poor line quality

%B1

Auto-retrain on line quality problem enabled

 

%B2

Modem ignores line quality problems

V.42 DETECTION PHASE

Type:

Configuration

 

Format:

AT [cmds] -J n [cmds]

 

Description:

Controls V.42 detection

 

Command

Function

 

-J0

V.42 detection disabled

-J1

V.42 detection enabled

V.42BIS COMPRESSION CONTROL

Type:

Configuration

 

Format:

AT [cmds] "H n [cmds]

 

Description:

Controls V.42bis data compression

 

Command

Function

 

"H0

V.42bis disabled

 

"H1

V.42bis when transmitting enabled

 

"H2

V.42bis when receiving enabled

"H3

V.42bis when transmitting/receiving enabled

V.42BIS DICTIONARY SIZE

Type

Configuration

Format

AT [cmds] "N n [cmds]

Default

Unidentified

Range

512-2048

Unit

1 byte

Description

Controls the size of the V.42bis

V.42BIS MAXIMUM STRING LENGTH

Type:

Configuration

Format:

AT [cmds] "O n [cmds]

Default:

32

Range:

6 - 250

Unit:

ASCII

Description:

Selects string size for V.42bis compression.

WAIT FOR MNP LINK

Type:

Configuration

Format:

AT [cmds] \U [cmds]

Description:

Modem waits in on line mode for an MNP link

XON/XOFF PASS-THROUGH

Type:

Configuration

 

Format:

AT [cmds] \X n [cmds]

 

Description:

Selects whether XON/XOFF signals are sent to remote modem

 

Command

Function

\X0

XON/XOFF signals trapped by local modem

 

\X1

XON/XOFF passed through local modem