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Micro House PC Hardware Library Volume II: Network Interface Cards And Modems Micro House PC Hardware Library Volume II: Network Interface Cards And Modems
by Micro House International, Inc. and Scott Mueller
Que, Macmillan Computer Publishing
ISBN: 078971664x   Pub Date: 06/17/98
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WS - 3314JS3

Card Type Modem (asynchronous)
Chipset Rockwell
I/O Options Voice, microphone in, speaker out
Maximum Data Rate 33.6Kbps
Maximum Fax Rate 14.4Kbps
Data Bus 16-bit ISA
Fax Class Class I
Data Modulation Bell 103A/212A
ITU-T V.22, V.22bis, V.23, V.32, V.32bis, V.34
Fax Modulation ITU-T V.17, V.21CH2, V.27ter, V.29
Error Correction/Compression MNP5, V.42, V.42bis

CONNECTIONS
Function Label Function Label
Line in CN1 Speaker out CN3
Line out CN2 Microphone in CN4

PLUG-N-PLAY SELECTION
Setting JP6 JP7
DisabledPins 2 & 3 closed Pins 2 & 3 closed
     Enabled Pins 1 & 2 closed Pins 1 & 2 closed
Note: When Plug-N-Play mode is enabled, switches SW1/1 through SW1/6 must be turned off.

SERIAL PORT ADDRESS SELECTION
Setting SW1/1 SW1/2
3F8h (COM1:) On On
2F8h (COM2:) Off On
3E8h (COM3:) On Off
2E8h (COM4:) Off Off

INTERRUPT SELECTION
Setting SW1/3 SW1/4 SW1/5 SW1/6
IRQ2 On Off Off Off
IRQ3 Off On Off Off
IRQ4 Off Off On Off
IRQ5 Off Off Off On

SUPPORTED STANDARD COMMANDS
Basic AT Commands
+++, ‘comma’, A/
A, B, D, E, H, L, M, N, O, P, Q, T, V, W, X, Y, Z
&C, &D, &F, &G, &K, &P, &Q, &S, &T, &V, &W, &Y, &Z
Extended AT Commands
\A, \B, \K, \N
%C, %E, %L, %Q
Special AT Commands
+MS
S-Registers
S0, S1, S2, S3, S4, S5, S6, S7, S8, S9, S10, S11, S12, S14, S16, S18, S21, S22, S23, S24, S25
S26, S27, S29, S30, S31, S32, S33, S36, S38, S39, S40, S41, S46, S48, S82, S86, S91, S92, S95

UNIDENTIFIED COMMANDS
Command Default
S37 0

Proprietary AT Command Set

DISPLAY INFORMATION
Type: Immediate
Format: AT [cmds] In [cmds]
Description: Displays information requested about the modem.
Command Function
I0 Reports product identification code.
I1 Reports ROM checksum.
I2 Tests and reports ROM checksum.
I3 Reports firmware revision and model ID.
I6 Reports data pump ID.

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
TU-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

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
%G0Fallback disabled
     %G1 Fallback enabled


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