TEXT View Source
# SILICOM CONNECTIVITY SOLUTIONS, INC.
ETHERMODEM/SEM28 (ETHERNET + 28.8KBPS MODEM)
Card Type Fax, Modem (synchronous/asynchronous),
Network Interface Card
Chip Set Unidentified
I/O Options Ethernet 10Base2 connector, Ethernet
10BaseT connector
NIC Type Ethernet
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 Bell 103/212A
Protocol
ITU-T V.21, V.22, V.22bis, V.23, V.32,
V.32bis, V.34
Rockwell V.FC
Fax Modulation ITU-T V.17, V.21CH2, V.27ter, V.29
Protocol
Error MNP5, MNP10, V.42, V.42bis
Correction/Compression
Topology Linear Bus, Star
Wiring Type Unshielded twisted pair
RG-58A/U 50ohm coaxial
Boot ROM Not available
IMG IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Function | Label | Function | Label |
|------------------------------------------------------------|
| 10BASE-2 - RG-58A/U 50ohm | CN1 | 10BASE-T - | CN2 |
| coaxial | | Unshielded | |
| | | twisted pair | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DIAGNOSTIC LED(S) |
|------------------------------------------------------------|
| LED | Color | Status | Condition |
|-------+--------+----------+--------------------------------|
| LED 1 | Yellow | On | Link integrity good on |
| | | | 10BASE-T connection |
|-------+--------+----------+--------------------------------|
| LED 1 | Yellow | Off | Link integrity broken on |
| | | | 10BASE-T connection |
|-------+--------+----------+--------------------------------|
| LED 2 | Green | Blinking | Sending or receiving data |
|-------+--------+----------+--------------------------------|
| LED 2 | Green | Off | Not sending or receiving data |
+------------------------------------------------------------+
+------------------------------------------------------------+
| SUPPORTED COMMAND SET |
|------------------------------------------------------------|
| Basic AT Commands |
|------------------------------------------------------------|
| AT, ‘Comma’, A/ |
|------------------------------------------------------------|
| A, B, C, E, H, L, M, N, O, P, Q, S, T, V, W, X, Y, Z |
|------------------------------------------------------------|
| &C, &D, &F, &G, &J, &K, &L, &M, &P, &Q, &R, &S, &T |
|------------------------------------------------------------|
| &V, &W, &X, &Y, &Z |
|------------------------------------------------------------|
| Extended AT Commands |
|------------------------------------------------------------|
| \A, \B, \G, \K, \L, \N, %C, %E, %l, %Q, %TT |
|------------------------------------------------------------|
| S Registers |
|------------------------------------------------------------|
| S0, S1, S2, S3, S4, S5, S6, S7, S8, S9, S10, S11, S12, |
| S16, S18, S25, S26, S29, S30 |
|------------------------------------------------------------|
| S32, S33, S37, S38, S39, S46, S48, S82, S86, S91, S92, |
| S95, S99, S201 |
|------------------------------------------------------------|
| Special Commands |
|------------------------------------------------------------|
| )M, *H, -K, -Q, @M, :E, #CID |
|------------------------------------------------------------|
| Note: See MHI Help file for full command documentation. |
+------------------------------------------------------------+
Proprietary AT Command Set
+------------------------------------------------------------+
| BIT MAPPED REGISTERS |
|------------------------------------------------------------|
| Register | Default |
|----------------------------+-------------------------------|
| S14 | Unidentified |
|----------------------------+-------------------------------|
| S21 | Unidentified |
|----------------------------+-------------------------------|
| S22 | Unidentified |
|----------------------------+-------------------------------|
| S23 | Unidentified |
|----------------------------+-------------------------------|
| S27 | Unidentified |
|----------------------------+-------------------------------|
| S28 | Unidentified |
|----------------------------+-------------------------------|
| S31 | Unidentified |
|----------------------------+-------------------------------|
| S40 | Unidentified |
|----------------------------+-------------------------------|
| S41 | Unidentified |
+------------------------------------------------------------+
+------------------------------------------------------------+
| MODULATION SELECTION |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] Fn [cmds] |
|--------------+---------------------------------------------|
| Description: | Controls which modulation the modem uses to |
| | connect with |
|------------------------------------------------------------|
| Command | Function |
|-----------------+------------------------------------------|
| F0 | Auto-detect mode, same as ATN1 |
|-----------------+------------------------------------------|
| F1 | Selects V.21 or Bell 103 |
|-----------------+------------------------------------------|
| F3 | Selects V.23 line modulation |
|-----------------+------------------------------------------|
| F4 | Selects V.22 or Bell 212A 1200bps line |
| | speed |
|-----------------+------------------------------------------|
| F5 | Selects V.22bis line modulation |
|-----------------+------------------------------------------|
| F6 | Selects V.32bis or V.32 4800 line |
| | modulation |
|-----------------+------------------------------------------|
| F7 | Selects V.32bis 7200 line modulation |
|-----------------+------------------------------------------|
| F8 | SelectsV.32bis or V.32 9600 line |
| | modulation |
|-----------------+------------------------------------------|
| F9 | Selects V.32bis 12000 line modulation |
|-----------------+------------------------------------------|
| F10 | Selects V.32bis 14400 line modulation |
+------------------------------------------------------------+
+------------------------------------------------------------+
| REPORT INFORMATION |
|------------------------------------------------------------|
| Type: | Immediate |
|--------------+---------------------------------------------|
| Format: | AT [cmds] In [cmds] |
|--------------+---------------------------------------------|
| Description: | Displays information requested |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| I0 | Reports product code |
|--------------+---------------------------------------------|
| I1 | Reports ROM checksum |
|--------------+---------------------------------------------|
| I2 | Tests and reports ROM checksum |
|--------------+---------------------------------------------|
| I3 | Reports firmware revision, model and |
| | interface type |
|--------------+---------------------------------------------|
| I4 | Reports response programmed by OEM |
|--------------+---------------------------------------------|
| I5 | Report country code |
|--------------+---------------------------------------------|
| I6 | Reports modem data pump model |
+------------------------------------------------------------+
+------------------------------------------------------------+
| PROPRIETARY S-REGISTERS |
|------------------------------------------------------------|
| Register | Function | Default |
|-----------+--------------------------------+---------------|
| S202 | Remote access escape character | Unidentified |
+------------------------------------------------------------+