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# AMT INTERNATIONAL, INC.
STAR 9600 (ERROR CORRECTION AND COMPRESSION)
Card Type Modem (asynchronous)
Chipset Unidentified
Maximum Data Rate 9600bps
Data Modulation Bell 103A, 212A
ITU-T V.21, V.22, V.22bis, V.32
Error MNP5, V.42, V.42bis
Correction/Compression
Data Bus 8-bit ISA
Card Size Full height (length is unidentified)
IMG IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Function | Label | Function | Label |
|----------------------+-------+---------------------+-------|
| Telephone line out | CN1 | Telephone line in | CN2 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| SERIAL PORT ADDRESS SELECTION |
|------------------------------------------------------------|
| Setting | J1/A | J1/B | J1/C | J1/D |
|----------------+----------+----------+----------+----------|
| 3F8h (COM1:) | Closed | Open | Open | Open |
|----------------+----------+----------+----------+----------|
| í 2F8h (COM2:) | Open | Closed | Open | Open |
|----------------+----------+----------+----------+----------|
| 3E8h (COM3:) | Open | Open | Closed | Open |
|----------------+----------+----------+----------+----------|
| 2E8h (COM4:) | Open | Open | Open | Closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| INTERRUPT SELECTION |
|------------------------------------------------------------|
| Setting | JP2/A | JP2/B | JP2/C | JP2/D |
|------------+-----------+-----------+-----------+-----------|
| 2 | Closed | Open | Open | Open |
|------------+-----------+-----------+-----------+-----------|
| í 3 | Open | Closed | Open | Open |
|------------+-----------+-----------+-----------+-----------|
| 4 | Open | Open | Closed | Open |
|------------+-----------+-----------+-----------+-----------|
| 5 | Open | Open | Open | Closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| SUPPORTED STANDARD COMMANDS |
|------------------------------------------------------------|
| Basic AT Commands |
|------------------------------------------------------------|
| +++, ‘comma’, A/ |
|------------------------------------------------------------|
| A, D, E, H, L, M, O, Q, V, X, Z |
|------------------------------------------------------------|
| &C, &D, &G, &S, &V, &W, &Y, &Z |
|------------------------------------------------------------|
| Extended AT Commands |
|------------------------------------------------------------|
| %A, %C |
|------------------------------------------------------------|
| \A, \C, \E, \G, \J, \K, \N, \O, \Q, \T, \U, \X, \Y, \Z |
|------------------------------------------------------------|
| S-Registers |
|------------------------------------------------------------|
| S0, S1, S2, S3, S4, S5, S6, S7, S8, S9, S10, S11, S12, |
| S18, S24, S25, S26 |
|------------------------------------------------------------|
| Note: See MHI help file for complete information. |
+------------------------------------------------------------+
Proprietary AT Command Set
+------------------------------------------------------------+
| COMMUNICATION PROTOCOLS |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] Bn [cmds] |
|--------------+---------------------------------------------|
| Description: | Selects the communication protocol for |
| | low-speed data calls. |
|--------------+---------------------------------------------|
| Command | Protocol |
|--------------+---------------------------------------------|
| B0 | Modem will use ITU-T V.22 at 1200bps. |
|--------------+---------------------------------------------|
| B1 | Modem will use Bell 212A at 1200bps. |
|--------------+---------------------------------------------|
| B2 | Modem will only connect with V.22bis, V.22, |
| | or Bell 103. |
|--------------+---------------------------------------------|
| B3 | Modem will only connect with V.22, or Bell |
| | 103. |
|--------------+---------------------------------------------|
| B4 | Modem will only connect with Bell 103. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DISPLAY INFORMATION |
|------------------------------------------------------------|
| Type: | Immediate |
|--------------+---------------------------------------------|
| Format: | AT [cmds] In [cmds] |
|--------------+---------------------------------------------|
| Description: | Displays information requested about the |
| | modem. |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| I0 | Displays product identification code. |
|--------------+---------------------------------------------|
| I1 | Displays ROM checksum. |
|--------------+---------------------------------------------|
| I2 | Tests and displays ROM checksum result. |
|--------------+---------------------------------------------|
| I3 | Displays firmware part number and revision. |
|--------------+---------------------------------------------|
| I4 | Displays modem configuration. |
|--------------+---------------------------------------------|
| I5 | Displays firmware date. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DISPLAY CONFIGURATION AND STATISTICS |
|------------------------------------------------------------|
| Type: | Immediate |
|--------------+---------------------------------------------|
| Format: | AT [cmds] \S [cmds] |
|--------------+---------------------------------------------|
| Description: | Displays the settings of all commands and |
| | statistics about the current connection. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DSR AND CTS SIGNALS |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] \Dn [cmds] |
|--------------+---------------------------------------------|
| Description: | Controls the behaviour of the DSR and CTS |
| | signals. |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| í \D0 | DSR and CTS forced high. |
|--------------+---------------------------------------------|
| \D1 | CTS follows CD. If &C is not set to 1 then |
| | DSR also follows CD, otherwise it follows |
| | OH. |
|--------------+---------------------------------------------|
| \D2 | DSR and CTS follow CD. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| ENQ/ACK PROTOCOL |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] \Hn [cmds] |
|--------------+---------------------------------------------|
| Description: | Selects the Hewlett-Packard ENQ/ACK |
| | protocol. |
|------------------------------------------------------------|
| Command | Function |
|---------------+--------------------------------------------|
| í \H0 | ENQ/ACK protocol disabled. |
|---------------+--------------------------------------------|
| \H1 | ENQ/ACK protocol enabled in terminal mode. |
|---------------+--------------------------------------------|
| \H2 | ENQ/ACK protocol enabled in host mode. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| EXTENDED RESULT CODES |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] \Vn [cmds] |
|--------------+---------------------------------------------|
| Description: | Selects error correction and compression |
| | extended result codes. |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| \V0 | Error correction and compression extended |
| | result codes disabled. |
|--------------+---------------------------------------------|
| \V1 | /REL extended result codes enabled. |
|--------------+---------------------------------------------|
| í \V2 | V.42 extended result codes enabled. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| FACTORY DEFAULT PROFILE |
|------------------------------------------------------------|
| Type: | Immediate |
|--------------+---------------------------------------------|
| Format: | AT [cmds] &F [cmds] |
|--------------+---------------------------------------------|
| Description: | Returns the command settings to the values |
| | found in the specified factory default |
| | profile. |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| &F0 | Resets commands to the standard factory |
| | profile. |
|--------------+---------------------------------------------|
| &F1 | Resets commands to the MNP factory profile. |
|--------------+---------------------------------------------|
| &F2 | Resets commands to the LAPM factory |
| | profile. |
+------------------------------------------------------------+