XIRCOM, INC.
CEM-33BT
| 
 Card Type  | 
 Modem (asynchronous), Ethernet  | 
| 
 Chipset  | 
 Unidentified  | 
| 
 Maximum Onboard Memory  | 
 64KB SRAM/256KB Flash RAM  | 
| 
 Boot ROM  | 
 Not available  | 
| 
 Network Transfer Rate  | 
 10Mbps  | 
| 
 Topology  | 
 Star  | 
| 
 Wire Type  | 
 Unshielded twisted pair  | 
| 
 Maximum Data Rate  | 
 33.6Kbps  | 
| 
 Maximum Fax Rate  | 
 14.4Kbps  | 
| 
 Data Modulation  | 
 Bell 212A ITU-T V.22, V.22bis, V.23, V.32, V.32bis, V.34 AT&T V.32terbo  | 
| 
 Fax Modulation  | 
 ITU-T V.17, V.27ter, V.29  | 
| 
 Error Correction/Compression  | 
 MNP5, V.42, V.42bis  | 
| 
 Fax Class  | 
 Class I & II  | 
| 
 Data Bus  | 
 PCMCIA Type II  | 

| 
 CONNECTIONS  | |||
| 
 Function  | 
 Label  | 
 Function  | 
 Label  | 
| 
 MAM connector to PCMCIA card  | 
 CN1  | 
 MAM connector to PCMCIA card  | 
 CN3  | 
| 
 Telephone line out  | 
 CN2  | 
 Coaxial cable connector  | 
 CN4  | 
| 
 DIAGNOSTIC LED(S)  | |||
| 
 LED  | 
 Color  | 
 Status  | 
 Condition  | 
| 
 LED1  | 
 Unidentified  | 
 On  | 
 Card is transmitting or receiving data over the modem  | 
| 
 LED1  | 
 Unidentified  | 
 Off  | 
 Card is not transmitting or receiving data over the modem  | 
| 
 LED2  | 
 Unidentified  | 
 On  | 
 Carrier signal detected  | 
| 
 LED2  | 
 Unidentified  | 
 Off  | 
 Carrier signal not detected  | 
| 
 LED3  | 
 Unidentified  | 
 On  | 
 Card is transmitting or receiving data over Ethernet  | 
| 
 LED3  | 
 Unidentified  | 
 Off  | 
 Card is not transmitting or receiving data over Ethernet  | 
| 
 LED4  | 
 Unidentified  | 
 On  | 
 Network connection is good  | 
| 
 LED4  | 
 Unidentified  | 
 Off  | 
 Network connection is broken  | 
| 
 SUPPORTED STANDARD COMMANDS  | 
| 
 Basic AT Commands  | 
| 
 +++, A/  | 
| 
 A, D, E, H, M, N, P, Q, T, V, W, X, Y, Z  | 
| 
 &C, &D, &F, &G, &K, &P, &S, &V, &W, &Y, &Z  | 
| 
 Extended AT Commands  | 
| 
 \A, \B, \C, \G, \K, \N, \Q, \T, \U, \V, \X, \Y, \Z  | 
| 
 %A, %C, %E, %G  | 
| 
 Special AT Commands  | 
| 
 -C, "H, -J, "O  | 
| 
 S-Registers  | 
| 
 S0, S1, S2, S3, S4, S5, S6, S7, S8, S9, S10, S11, S25, S30, S46, S82, S95, S108  | 
Note: See MHI help file for complete information.  | 
Proprietary AT Command Set
See document XIRCOM, INC. CEM-33BTMD for a full command summary.