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# GLOBAL DATA SUPPLY
MULTI-FUNCTION PCMCIA LAN+FAX/MODEM
Card Type Fax, Modem (synchronous/asynchronous),
Network Interface Card
Chip Set Unidentified
NIC Type Ethernet
Maximum Modem Rate 28.8Kbps
Maximum Fax Rate 14.4Kbps
Data Bus PCMCIA
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
Fax Modulation ITU-T V.17, V.27ter, V.29, V.21 CH2
Protocol
Error MNP5, V.42, V.42bis
Correction/Compression
Topology Star
Wiring Type Unshielded twisted pair
54683
+------------------------------------------------------------+
| SUPPORTED COMMAND SET |
|------------------------------------------------------------|
| Basic AT Commands |
|------------------------------------------------------------|
| AT, A/ |
|------------------------------------------------------------|
| A, B, D, E, H, M, O, P, Q, T, V, X, Y, Z |
|------------------------------------------------------------|
| &C, &D, &F, &T, &V, &W |
|------------------------------------------------------------|
| Extended AT Commands |
|------------------------------------------------------------|
| \K, \N |
|------------------------------------------------------------|
| %E, %Q |
|------------------------------------------------------------|
| S Registers |
|------------------------------------------------------------|
| S0, S1, S2, S3, S4, S5, S6, S7, S8, S9, S10, S11, S12, |
| S24, S25, S26, S29, S30, S32, S33 |
|------------------------------------------------------------|
| S37, S38 |
|------------------------------------------------------------|
| Note: See MHI Help file for full command documentation. |
+------------------------------------------------------------+
PROPRIETARY AT COMMAND SET
+------------------------------------------------------------+
| AUTODETECT |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] Fn [cmds] |
|--------------+---------------------------------------------|
| Description: | Selects auto-detect mode |
+------------------------------------------------------------+
+------------------------------------------------------------+
| AUTO-MODE DETECTION |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] Nn [cmds] |
|--------------+---------------------------------------------|
| Description: | Selects various options for the automatic |
| | detection and negotiation of protocols |
| | during the handshake process if the modem |
| | is communicating with a remote modem of |
| | dissimilar speed. |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| N0 | Auto-mode detection disabled |
|--------------+---------------------------------------------|
| íN1 | .Auto-mode detection enabled |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DATA SET READY (DSR) |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] &Sn [cmds] |
|--------------+---------------------------------------------|
| Description: | Selects DSR options |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| &S0 | DSR forced high |
|--------------+---------------------------------------------|
| &S1 | DSR high only while modem is handshaking or |
| | connected |
+------------------------------------------------------------+
+------------------------------------------------------------+
| GUARD TONE |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] &Gn [cmds] |
|--------------+---------------------------------------------|
| Description: | Commands the modem to transmit a guard tone |
| | in V.22/V.22bis |
|------------------------------------------------------------|
| Note: Used primarily for international data |
| transmission |
|------------------------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| &G0 | Guard tone disabled |
|--------------+---------------------------------------------|
| &G1 | Guard tone disabled |
|--------------+---------------------------------------------|
| &G2 | 1800Hz guard tone enabled |
+------------------------------------------------------------+
+------------------------------------------------------------+
| PULSE DIALING RATIO |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] &Pn [cmds] |
|--------------+---------------------------------------------|
| Description: | Selects pulse dial make/break ratio |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| &P0 | 39/61ms at 10pps (North America) |
|--------------+---------------------------------------------|
| &P1 | 33/67ms at 10pps (Europe) |
+------------------------------------------------------------+
+------------------------------------------------------------+
| REPORT INFORMATION |
|------------------------------------------------------------|
| Type: | Immediate |
|--------------+---------------------------------------------|
| Format: | AT [cmds] In [cmds] |
|--------------+---------------------------------------------|
| Description: | Displays information requested |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| I0 | Reports product code |
+------------------------------------------------------------+
+------------------------------------------------------------+
| RESPONSE MESSAGE |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] Cn [cmds] |
|--------------+---------------------------------------------|
| Description: | Returns OK message |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| C1 | Reports OK |