XIRCOM, INC.
PS-CEM-28B2/PS-CEM-28BC/PS-CEM-28BT
Card Type |
Fax, Modem (synchronous/asynchronous), Network Interface Card |
Chip Set |
Unidentified |
Cache |
64KB |
Network Transfer Rate |
10Mbps |
Maximum Modem Rate |
28.8Kbps |
Maximum Fax Rate |
14.4Kbps |
Data Bus |
PCMCIA Type II |
Fax Class |
Class I & II |
Data Modulation Protocol |
AT&T V.32terbo Bell 103A/212A ITU-T V.22, V.22bis, V.23, V.32, V.32bis, V.34 |
Fax Modulation Protocol |
ITU-T V.17, V.27ter, V.29 |
Error Correction/Compression |
MNP5, V.42bis |
Topology |
Linear Bus, Star |
Wiring Type |
Unshielded twisted pair(PS-CEM-28BC, PS-CEM-28BT) RG-58A/U 50ohm coaxial(PS-CEM-28B2, PS-CEM-28BC) |
Boot ROM |
Not available |
V1804/N1435
Proprietary AT Command Set
AUTO-RELIABLE FALLBACK CHARACTER | |
Type: |
Configuration |
Format: |
AT [cmds] %An [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] %Gn [cmds] |
Description: |
Selects auto fallback |
Command |
Function |
í %G0 |
Fallback disabled |
%G1 |
Fallback enabled |
AUTO-RELIABLE TIME BUFFER | |
Type: |
Configuration |
Format: |
AT [cmds] \Cn [cmds] |
Description: |
Controls the handling of incoming data during auto-reliable time period |
Command |
Function |
í \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 &An received |
AUTO-RETRAIN | |
Type: |
Configuration |
Format: |
AT %En |
Description: |
Selects auto-retrain mode |
Command |
Function |
%E0 |
Auto-retrain disabled |
í %E1 |
Auto-retrain enabled |
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] \Bn [cmds] |
Default: |
3 |
Range: |
1-9 |
Unit: |
.1 second |
Description: |
Sends break to modem |
BREAK TYPE | ||||
Type: |
Configuration | |||
Format: |
AT [cmds] \Kn [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 | |
í \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] -Cn [cmds] |
Description: |
Controls whether the DTE will allow the modem to send a calling tone |
Command |
Function |
í -C0 |
Disable calling tone |
-C1 |
Enable calling tone |
COMPRESSION | |
Type: |
Configuration |
Format: |
AT %Cn |
Description: |
Selects MNP 5 data compression |
Command |
Function |
%C0 |
Data compression disabled |
í %C1 |
Data compression enabled |
CONNECT MODE | |
Type: |
Configuration |
Format: |
AT [cmds] \Nn [cmds] |
Description: |
Sets connect mode |
Command |
Function |
\N0 |
Normal mode enabled |
\N2 |
Auto-reliable MNP mode enabled |
í \N3 |
Auto-reliable V.42 mode enabled |
\N4 |
Reliable 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 MNP5 mode link |
COUNTRY CODES | ||
Type: |
Configuration | |
Format: |
AT [cmds] S133=n [cmds] | |
Description: |
Selects country specific operating configuration | |
Command |
Function | |
í S133=0 |
USA | |
S133=1 |
United Kingdom | |
S133=2 |
Germany | |
S133=3 |
France | |
S133=4 |
Belgium | |
S133=5 |
The Netherlands |
COUNTRY CODES (CONTINUED) | |
S133=6 |
Italy |
S133=7 |
Spain |
S133=8 |
Austria |
S133=9 |
Switzerland |
S133=10 |
Portugal |
S133=11 |
Sweden |
S133=12 |
Norway |
S133=13 |
Denmark |
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 | Abu Dhabi |
S133=49 | Australia |
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 |
COUNTRY CODES (CONTINUED) | |
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 |
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=12 |
19.2Kbps | |
S37=15 |
28.8Kbps | |
S37=26 |
16.8Kbps | |
S37=29 |
24.0Kbps | |
S37=33 |
21.6Kbps | |
S37=34 |
26.4Kbps |
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] \Gn [cmds] |
Description: |
Selects modem port flow control |
Command |
Function |
í \G0 |
Flow control disabled |
\G1 |
Flow control enabled |
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 |
XON/XOFF flow control enabled |
\Q2 |
Unidirectional hardware flow control enabled |
í \Q3 |
Bidirectional hardware flow control enabled |
FLOW CONTROL TYPE | |
Type: |
Configuration |
Format: |
AT [cmds] &Kn [cmds] |
Description: |
Sets type of flow control used by modem |
Command |
Function |
&K0 |
Local flow control disabled |
&K1 |
Not used |
&K2 |
Not used |
í &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] \Tn [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 MNP RELIABLE MODE | |
Type: |
Immediate |
Format: |
AT [cmds] \O [cmds] |
Description: |
Initiates MNP reliable mode from normal or direct mode |
INTERNATIONAL USAGE | ||
Type: |
Configuration | |
Format: |
AT [cmds] %TEn [cmds] | |
Description: |
Controls country specific settings | |
Command |
Function | |
í %TE=0 |
International usage disabled | |
%TE=1 |
S register 133 enabled |
MAXIMUM BLOCK SIZE FOR TRANSMISSION | |
Type: |
Configuration |
Format: |
AT [cmds] \An [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 |
í \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 |
RESULT CODES | |
Type: |
Configuration |
Format: |
AT [cmds] \Vn [cmds] |
Description: |
Adds /ARQ to connect message |
Command |
Function |
\V0 |
Add /ARQ to connect message enabled |
í \V1 |
Add /ARQ to connect message disabled |
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] &Bn [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 |
í %B1 |
Auto-retrain on line quality problem enabled |
%B2 |
Modem ignores line quality problems |
V.42 DETECTION PHASE | |
Type: |
Configuration |
Format: |
AT [cmds] -Jn [cmds] |
Description: |
Controls V.42 detection |
Command |
Function |
-J0 |
V.42 detection disabled |
í -J1 |
V.42 detection enabled |
V.42bis COMPRESSION CONTROL | |
Type: |
Configuration |
Format: |
AT [cmds] "Hn [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 |
í "H3 |
V.42bis when transmitting/receiving enabled |
V.42bis DICTIONARY SIZE | |
Type |
Configuration |
Format |
AT [cmds] "Nn [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] "On [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] \Xn [cmds] |
Description: |
Selects whether XON/XOFF signals are sent to remote modem |
Command |
Function |
í \X0 |
XON/XOFF signals trapped by local modem |
\X1 |
XON/XOFF passed through local modem |