DIAMOND MULTIMEDIA SYSTEMS, INC.
SUPRAEXPRESS 288I SP
Card Type |
Modem, Fax |
Chip Set |
Unidentified |
I/O Options |
Speaker out, microphone, RJ-11 (2) |
Maximum Modem Rate |
28.8Kbps |
Maximum Fax Rate |
14.4Kbps |
Data Modulation Protocol |
Bell 103A/212A ITU-T V.21, V.22, V.22bis, V.23, V.32, V.32bis, V.34, V.Fast |
Fax Modulation Protocol |
ITU-T V.17, V.27ter, V.29, Unidentified |
Error Correction/Compression |
MNP10,MNP5, V.42, V.42bis, Unidentified |
Fax Class |
Class I |
Data Bus |
16-bit ISA |
Card Size |
Half-length, half-height card |
CONNECTIONS | ||||||
Function |
Label |
Function |
Label | |||
Line in |
CN1 |
Speaker out |
CN3 | |||
Line out |
CN2 |
Microphone |
CN4 |
SUPPORTED COMMAND SET |
Basic AT Commands |
AT, ‘+++’, A/ |
A, B, D, E, H, M, O, Q, V, W, X, |
&C, &V |
Extended AT Commands |
%C, %G |
S Registers |
S0, S1, S2, S3, S4, S5, S6, S7, S8, S9, S10, S11, S12, S25, S36, S38 |
Special Commands |
+MS |
Note: See MHI Help File for full command documentation. |
Proprietary AT Command Set
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 |
í N1 |
In originate mode, handshake begins at line speed designated by the S37 register. Modem can shift to a slower speed if necessary. In answer mode, handshake attempted with the following protocols in order - V.FC, V.32bis, V.32, V.22bis, V.22 or Bell 212, V.21, and Bell 103 |
COMMUNICATIONS MODE | |
Type: |
Configuration |
Format: |
AT [cmds] &Qn [cmds] |
Description: |
Selects communications mode options |
Command |
Mode |
í &Q0 |
Asynchronous mode, serial port speed follows connect speed. |
&Q5 |
Error correction mode |
DATA TERMINAL READY (DTR) | |
Type: |
Configuration |
Format: |
AT [cmds] &Dn [cmds] |
Description: |
Selects modem response to DTR |
Command |
Function |
í &D0 |
Modem does not respond to DTR |
&D1 |
Modem goes to command mode after DTR goes is off |
&D2 |
Modem goes to command mode and disconnects (hangs up) after DTR goes off; Auto-Answer is disabled. |
&D3 |
Modem is initialized after DTR goes off |
FACTORY DEFAULT PROFILE | |
Type: |
Configuration |
Format: |
AT [cmds] &F [cmds] |
Description: |
Sets values in active profile to values found in the default profile |
Command |
Function |
&F0 |
Direct mode, no flow control |
í &F2 |
Reliable mode, flow control enabled |
FLOW CONTROL | |
Type: |
Configuration |
Format: |
AT [cmds] &Kn [cmds] |
Description: |
Enables flow control options |
Command |
Function |
&K0 |
Flow control disabled |
í &K3 |
RTS/CTS flow control enabled |
&K4 |
XON/XOFF flow control enabled |
&K5 |
Transparent XON/XOFF flow control enabled |
REPORT INFORMATION | |
Type: |
Immediate |
Format: |
AT [cmds] In [cmds] |
Description: |
Displays information requested |
Command |
Function |
I0 |
Reports product code ID |
I1 |
Reports ROM checksum |
I2 |
Tests and reports ROM checksum |
I3 |
Reports ROM code revision number |
I4 |
Reports supported protocols in encrypted format |
I5 |
Reports firmware copyright information |
I7 |
Reports data pump model |
I10 |
Reports optional features supported by the modem |
SPEAKER VOLUME | |
Type: |
Configuration |
Format: |
AT [cmds] Ln [cmds] |
Description: |
Controls speaker volume |
Command |
Function |
L0 |
Low volume setting |
í L2 |
Medium volume setting |
L3 |
Highest volume setting |
Extended AT Commands
CONNECT MODE | |
Type: |
Configuration |
Format: |
AT [cmds] \Nn [cmds] |
Description: |
Controls the type of connection the modem will operate in |
Command |
Function |
\N0 |
Normal mode enabled |
\N1 |
Direct mode enabled |
\N2 |
Reliable mode enabled |
\N3 |
Auto-reliable mode enabled |
\N4 |
V.42 reliable mode enabled |
REQUEST A RETRAIN | |
Type: |
Configuration |
Format: |
AT [cmds] %En [cmds] |
Description: |
Controls the retrain request |
Command |
Function |
%E0 |
Do not request a retrain |
%E1 |
Request a retrain |
S(status) -REGISTERS
CONNECTION FAILURE CODES | |
Type: |
Register |
Format |
AT [cmds] S86? [cmds] |
Description: |
Reports codes which correspond to the possible causes of a connection failure |
Value |
Meaning |
0 |
Normal hang up |
4 |
Carrier signal lost |
5 |
No error-control detected for remote modem during feature negotiation |
9 |
No common protocol found |
12 |
No failure - remote modem disconnected normally |
13 |
Remote modem failed to respond after 10 re-transmissions same message |
14 |
Violation of negotiated protocol caused failure |
DCE LINE SPEED | |
Type: |
Register |
Format |
AT [cmds] S37=n [cmds] |
Description: |
Sets the maximum allowable data exchange rate attempted during handshake process. |
Command |
Function |
í S37=0 |
Speed of last connection |
S37=1 |
300bps |
S37=5 |
1200bps |
S37=6 |
2400bps |
S37=8 |
4800bps |
S37=9 |
9600bps |
S37=10 |
12000bps |
S37=11 |
14400bps |
S37=12 |
7200bps |
ERROR CORRECTION/COMPRESSION | ||
Type: |
Register | |
Format: |
AT [cmds] S46=n [cmds] | |
Default: |
136, 138 | |
Range: |
138 | |
Description: |
Selects active error correction and compression protocols | |
Command |
Function | |
S46=136 |
Active error correction and compression protocols disabled | |
S46=138 |
Active error correction and compression protocols enabled |
EXTENDED RESULT CODES | ||
Type: |
Register | |
Format |
AT [cmds] S95=n [cmds] | |
Range: |
0-255 | |
Unit: |
Bit-mapped | |
Description: |
Works in combination with the Wn command to enable extended result codes. Features enabled by S95 take precedence over the options selected by Wn. | |
Bit |
Value |
Function |
0 |
0 1 |
CONNECT result code reports DTE speed. CONNECT result code reports line speed instead DTE speed. |
1 |
0 1 |
Verbose CONNECT result codes display DTE or line speed only. Adds "/ARQ" to all verbose CONNECT result codes except "NONE." |
2 |
0 1 |
CARRIER result codes disabled. CARRIER result codes enabled. |
3 - 4 |
0 |
Reserved |
5 |
0 1 |
COMPRESSION result codes disabled. COMPRESSION result codes enabled. |
FEATURE NEGOTIATION OPTIONS | |||
Type: |
Register | ||
Format: |
AT [cmds] S48=n [cmds] | ||
Description: |
Selects active error correction and compression protocols | ||
Command |
Function | ||
S48=0 |
Detection negotiation disabled, XID negotiation disabled | ||
í S48=7 |
Detection negotiation and XID negotiation enabled | ||
S48=128 |
Fall-back to options set in S36 |