MAXTECH CORPORATION
288B (RC288/R6)
|
Card Type |
Modem/Fax card |
|
Chip Set |
Unidentified |
|
I/O Options |
Line in(RJ-11), line out(RJ-11) |
|
Maximum Modem Rate |
28.8Kbps |
|
Maximum Fax Rate |
14.4Kbps |
|
Data Modulation Protocol |
Bell 103/212A ITU-T V34, V.32bis, V.32, V.22bis, V.22, V.21, V.FC |
|
Fax Modulation Protocol |
ITU-T V.17, V.27ter, V.29, V.21 |
|
Error Correction/Compression |
MNP5, V.42, V.42bis |
|
Fax Class |
Class I & II |
|
Data Bus |
8-bit ISA |

|
CONNECTIONS | ||||||
|
Function |
Label |
Function |
Label | |||
|
RJ-11 line |
CN1 |
RJ-11 line |
CN2 | |||
|
SERIAL PORT ADDRESS | ||
|
Setting |
SW1/1 |
SW1/2 |
|
COM1 (3F8h) |
On |
On |
|
COM2 (2F8h) |
Off |
On |
|
COM3 (3E8h) |
On |
Off |
|
COM4 (2E8h) |
Off |
Off |
|
INTERRUPT | ||||
|
Setting |
SW1/3 |
SW1/4 |
SW1/5 |
SW1/6 |
|
IR/FONT> |
On |
Off |
Off |
Off |
|
IRQ3 |
Off |
On |
Off |
Off |
|
IRQ4 |
Off |
Off |
On |
Off |
|
IRQ5 |
Off |
Off |
Off |
On |
|
SUPPORTED COMMAND SET |
|
Basic AT Commands |
|
AT, +++, A/ |
|
A, E, H, M, P, Q, T, V, X, Y, Z |
|
&C, &G, &T, &V, &W, &Y, &Z |
|
Extended AT Commands |
|
\A, \B, \C, \E, \G, \J, \K, \O, \Q, \U, \X, \Y, \Z |
|
%A |
|
S Registers |
|
S0, S1, S2, S3, S4, S5, S6, S7, S8, S9, S10, S11, S12, S14, S16, S18, S21, S22, |
|
S23, S24, S25, S26, S27, S28 |
|
Note: See MHI Help File for full command documentation. |
PROPRIETARY AT COMMAND SET
|
AUTO-FALLFORWARD/FALLBACK | |
|
Type: |
Configuration |
|
Format: |
AT [cmds] &En [cmds] |
|
Description: |
Enables/disables auto fallforward/fallback |
|
Command |
Function |
|
í &E0 |
Auto fallforward/fallback disabled |
|
&E1 |
Auto fallforward/fallback enabled |
|
COMMUNICATION PROTOCOLS | |
|
Type: |
Configuration |
|
Format: |
AT [cmds] Bn [cmds] |
|
Description: |
Selects the communication protocol for data calls |
Note: The B command allows the simultaneous selection of more than one suffix, enabling multiple protocols. | |
|
Command |
Protocol |
|
B0 |
CCITT mode |
|
í B1 |
Bell 212A at 300 or 1200bps |
|
B2 |
Autoscan mode |
|
B3 |
CCITT V.23 mode |
|
B4 |
300bps |
|
B5 |
1200bps |
|
B6 |
2400bps |
|
B7 |
4800bps |
|
B8 |
9600bps |
|
B9 |
14400bps |
|
B10 |
16800bps |
|
B11 |
19200bps |
|
B12 |
21600bps |
|
B13 |
24000bps |
|
B14 |
26400bps |
|
B15 |
28800bps |
|
COMMUNICATIONS MODE | |
|
Type: |
Configuration |
|
Format: |
AT [cmds] &Mn [cmds] |
|
Description: |
Selects communications mode |
|
Command |
Mode |
|
&M0 |
Asynchronous mode |
|
DATA SET READY (DSR) | |
|
Type: |
Configuration |
|
Format: |
AT [cmds] &Sn [cmds] |
|
Description: |
Selects DSR options |
|
Command |
Function |
|
í &S0 |
DSR forced high |
|
&S1 |
DSR high only while modem is handshaking or connected |
|
DATA TERMINAL READY (DTR) | |
|
Type: |
Configuration |
|
Format: |
AT [cmds] &Dn [cmds] |
|
Description: |
Selects modem response to DTR |
|
Command |
Function |
|
í &D0 |
DTR override |
|
&D1 |
DTR toggle causes online command mode |
|
&D2 |
Normal DTR operations |
|
&D3 |
Resets on receipt of DTR |
|
DIAL | |
|
Type: |
Immediate |
|
Format: |
AT [cmds] D<#> [cmds] |
|
Description: |
Dials telephone number according to any modifiers included in the string |
|
Note: |
Any combination of modifiers can be used to produce the desired dial functions in sequence. |
|
Command |
Function |
|
DP |
Pulse dialing enabled |
|
DS=n |
Dial stored telephone number n |
|
DT |
Tone dialing enabled/Pulse dialing disabled |
|
DW |
Dialing resumed following dial tone detection |
|
D, |
Dialing paused for amount of time specified in S8 register |
|
D! |
Flash function initiated. Modem commanded to go off-hook for specified time before returning on-hook. |
|
D@ |
Wait for Quite Answer function enabled. Modem waits until a "quiet answer," a ring-back signal followed by silence up to the time specified in S7, is received prior to executing the rest of the dial string. |
|
D; |
Modem returned to idle state after dialing. The semicolon can only be placed at the end of the dial command. |
|
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 |
|
í &F0 |
Factory default profile with V.42bis/hardware flow control enabled |
|
&F1 |
Factory default profile with software flow control enabled |
|
&F2 |
Factory default profile with V.42bis/hardware flow control enabled |
|
&F3 |
Factory default profile with software flow control enabled (Macintosh) |
|
&F4 |
Factory default profile with V.42bis/hardware flow control enabled (Macintosh) |
|
&F5 |
Factory default profile with V.42bis/hardware flow control disabled |
|
HELP SCREEN | |
|
Type: |
Configuration |
|
Format: |
AT [cmds] &H [cmds] |
|
Description: |
Displays help screen |
|
LINE TYPE | |
|
Type: |
Configuration |
|
Format: |
AT [cmds] &Ln [cmds] |
|
Description: |
Selects line type |
|
Command |
Line Type |
|
&L0 |
Switched line (PSTN/Dial-up) |
|
&L1 |
Leased-line |
|
&L2 |
Auto-connect leased-line operation |
|
ON-LINE | |
|
Type: |
Immediate |
|
Format: |
AT [cmds] On [cmds] |
|
Description: |
Controls on-line command (data transmission) state options. |
Note: The O command must be placed at the end of the command string. | |
|
Command |
Function |
|
O0 |
On-line command mode with no retraining enabled |
|
O1 |
On-line command mode with retraining enabled |
|
O2 |
On-line command mode with retraining and speed fall forward enabled |
|
O3 |
On-line command mode with retraining and speed fall backward enabled |
|
ORIGINATE MODE | |
|
Type: |
Configuration |
|
Format: |
AT [cmds] &On [cmds] |
|
Description: |
Enables/disables originate-only mode |
|
Command |
Line Type |
|
&O0 |
Originate-only mode disabled |
|
&O1 |
Originate-only mode enabled |
|
PULSE DIALING RATIO | |
|
Type: |
Configuration |
|
Format: |
AT [cmds] &Pn [cmds] |
|
Description: |
Selects pulse dial make/break ratio |
|
Command |
Function |
|
í &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 four digit product code |
|
I1 |
Reports ROM checksum |
|
I2 |
Reports internal memory test |
|
I3 |
Reports firmware ID |
|
I4 |
Reserved |
|
SPEAKER VOLUME | |
|
Type: |
Configuration |
|
Format: |
AT [cmds] Ln [cmds] |
|
Description: |
Controls speaker volume |
|
Command |
Function |
|
L0 |
Low volume setting |
|
í L1 |
Low volume setting |
|
L2 |
Medium volume setting |
|
L3 |
Highest volume setting |
EXTENDED AT COMMAND SET
|
AUTODETECT V.34 & V.FC | |
|
Type: |
Configuration |
|
Format: |
AT [cmds] %Mn [cmds] |
|
Description: |
Controls autodetect for V.34 and V.FC negotiation signals |
|
Command |
Function |
|
%M0 |
V.34 and V.FC autodetect enabled |
|
%M1 |
V.34 autodetect enabled |
|
%M2 |
V.FC autodetect enabled |
|
AUTO-RETRAIN - AUTO-FALLBACK/FALL-FORWARD | |
|
Type: |
Configuration |
|
Format: |
AT [cmds] %En [cmds] |
|
Description: |
Controls auto-retrain mode and fallback/fall-forward |
|
Command |
Function |
|
%E0 |
Auto-retrain disabled |
|
%E1 |
Auto-retrain enabled |
|
CALL-BACK SECURITY | |
|
Type: |
Configuration |
|
Format: |
AT [cmds] %Sn [cmds] |
|
Description: |
Selects call-back security password options |
|
Command |
Function |
|
%S0 |
Call-back security disabled |
|
%S1 |
Call-back security with password check enabled |
|
%S2 |
Password check only enabled |
|
CLEAR-DOWN SIGNAL | |
|
Type: |
Configuration |
|
Format: |
AT [cmds] %Dn [cmds] |
|
Description: |
Enables/disables clear-down signal |
|
Command |
Function |
|
%D0 |
Clear-down signal disabled |
|
%D1 |
Clear-down signal enabled |
|
COMPRESSION | |
|
Type: |
Configuration |
|
Format: |
AT [cmds] %Cn [cmds] |
|
Description: |
Selects data compression |
|
Command |
Function |
|
%C0 |
Data compression disabled |
|
%C1 |
MNP5 enabled |
|
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 |
MNP mode enabled |
|
\N3 |
MNP or Normal mode enabled |
|
\N4 |
V.42 mode enabled |
|
\N5 |
V.42 or MNP reliable mode enabled |
|
\N6 |
V.42/MNP/Normal mode enabled |
|
EXTENDED RESULT CODES | |
|
Type: |
Configuration |
|
Format: |
AT [cmds] \Vn [cmds] |
|
Description: |
Selects extended result codes |
|
Command |
Function |
|
\V0 |
Reports DCE speed; extended result codes disabled |
|
í \V1 |
Reports DCE speed; extended result codes enabled |
|
\V2 |
Reports DTE speed; extended result codes disabled |
|
\V3 |
Reports DTE speed; extended result codes enabled |
|
INACTIVITY TIMER | |
|
Type: |
Configuration |
|
Format: |
AT [cmds] \Tn [cmds] |
|
Range: |
0-90 |
|
Unit: |
1 second |
|
Description: |
Sets the length of time that the modem does not receive information before it disconnects. |
|
LINE SIGNAL LEVEL | |
|
Type: |
Immediate |
|
Format: |
AT [cmds] %L [cmds] |
|
Range: |
0-15 |
|
Unit: |
-1 dBm |
|
Description: |
Sets transmit level. Default=12 |
|
POWER-ON AUTO-CONNECT | |
|
Type: |
Configuration |
|
Format: |
AT [cmds] %Pn [cmds] |
|
Description: |
Enables/disables power-on auto-connect |
|
Command |
Function |
|
%P0 |
Power-on auto-connect disabled |
|
%P1 |
Power-on auto-connect enabled |
|
STORED PASSWORD | |
|
Type: |
Configuration |
|
Format: |
AT [cmds] \P=n [cmds] |
|
Range: |
0-127 |
|
Unit: |
ASCII |
|
Description: |
Stores password with a maximum of seven characters in NVRAM. \P=? displays stored password |