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# DIAMOND MULTIMEDIA SYSTEMS, INC.
SUPRAFAX MODEM 24/96
Card Type Fax, Modem (asynchronous)
Chip Set Rockwell
Maximum Data Rate 2400bps
Maximum Fax Rate 9600bps
Data Bus 8-bit ISA
Fax Class Class I
Data Modulation Protocol Bell 103/212A
ITU-T V.21, V.22, V.22bis
Fax Modulation Protocol ITU-T V.21CH2, V.27ter, V.29
Error Correction/Compression MNP5, V.42, V.42bis
(IMG) IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Function | Label | Function | Label |
|------------------------------------------------------------|
| Line out/in - | CN1 | Line in/out - | CN2 |
| Unidentified | | Unidentified | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| SERIAL PORT ADDRESS |
|------------------------------------------------------------|
| Setting | SEL/0 | SEL/1 |
|--------------------+-------------------+-------------------|
| COM1 (3F8h) | Open | Open |
|--------------------+-------------------+-------------------|
| í COM2 (2F8h) | Closed | Open |
|--------------------+-------------------+-------------------|
| COM3 (3E8h) | Open | Closed |
|--------------------+-------------------+-------------------|
| COM4 (2E8h) | Closed | Closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| INTERRUPT |
|------------------------------------------------------------|
| Setting | IRQ/2 | IRQ/3 | IRQ/4 | IRQ/5 |
|------------+-----------+-----------+-----------+-----------|
| 2 | Closed | Open | Open | Open |
|------------+-----------+-----------+-----------+-----------|
| í 3 | Open | Closed | Open | Open |
|------------+-----------+-----------+-----------+-----------|
| 4 | Open | Open | Closed | Open |
|------------+-----------+-----------+-----------+-----------|
| 5 | Open | Open | Open | Closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| MISCELLANEOUS TECHNICAL NOTE |
|------------------------------------------------------------|
| Note: This modem sends Faxes at 9600bps and receives at |
| 4800pbs |
+------------------------------------------------------------+
+------------------------------------------------------------+
| SUPPORTED COMMAND SET |
|------------------------------------------------------------|
| Basic AT Commands |
|------------------------------------------------------------|
| AT, ‘+++’, ‘comma’, A/ |
|------------------------------------------------------------|
| A, C, D, E, F, H, L, N, O, P, Q, R, S, T, U, V, W, Y, Z |
|------------------------------------------------------------|
| &A, &B, &C, &G, &J, &K, &L, &P, &S, &T, &V, &W, &X, &Y, &Z |
|------------------------------------------------------------|
| Extended AT Commands |
|------------------------------------------------------------|
| \C, \E, \O, \Q, \T, \U, \V, \X, \Y, \Z |
|------------------------------------------------------------|
| %A, %TT |
|------------------------------------------------------------|
| S Registers |
|------------------------------------------------------------|
| S0, S1, S2, S3, S4, S5, S6, S7, S8, S9, S10, S11, S12, |
| S18, S25, S26, |
|------------------------------------------------------------|
| S38, S46, S48, S82, S86, S90, S91, S92, S95, S99, S108, |
| S109, S110 |
|------------------------------------------------------------|
| Special Commands |
|------------------------------------------------------------|
| "H, "N, "O,-J, )M, +MS? |
|------------------------------------------------------------|
| Note: See MHI Help File for full command documentation. |
+------------------------------------------------------------+
Proprietary AT Command Set
See document SUPRAFAXMODEM 288I for a full command summary.