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# MAXTECH CORPORATION
XM 288E (VF288/R6)
Card Type Modem/Fax card
Chip Set Unidentified
I/O Options Line in(RJ-11), line out(RJ-11), AC
power
Maximum Modem Rate 28.8Kbps
Maximum Fax Rate 14.4Kbps
Data Modulation Bell 103/212A
Protocol
ITU-T V34, V.32bis, V.32, V.22bis,
V.22, V.21, V.FC
Fax Modulation ITU-T V.17, V.27ter, V.29
Protocol
Error MNP5, V.42, V.42bis
Correction/Compression
Fax Class Class I & II
Data Bus External
(IMG) IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Function | Label | Function | Label |
|------------------------------------------------------------|
| RJ-11 line out | CN1 | AC power | CN3 |
|----------------------------+---------+--------------+------|
| RJ-11 line in | CN2 | Power switch | SW1 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| USER CONFIGURABLE SETTINGS |
|------------------------------------------------------------|
| Function | Label | Position |
|--------------------------------+-------+-------------------|
| í Smart mode enabled | JP1 | Pins 1 & 2 closed |
|--------------------------------+-------+-------------------|
| Dumb mode enabled | JP1 | Pins 2 & 3 closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DIAGNOSTIC LED(S) |
|------------------------------------------------------------|
| LED | Color | Status | Condition |
|-----+--------------+----------+----------------------------|
| TST | Unidentified | On | Modem in normal operating |
| | | | mode |
|-----+--------------+----------+----------------------------|
| TST | Unidentified | Off | Modem resending data |
|-----+--------------+----------+----------------------------|
| HS | Unidentified | On | Modem is operating at |
| | | | 4800bps or faster |
|-----+--------------+----------+----------------------------|
| HS | Unidentified | Off | Modem is operating at |
| | | | slower than 4800bps |
|-----+--------------+----------+----------------------------|
| AA | Unidentified | On | Auto-answer enabled |
|-----+--------------+----------+----------------------------|
| AA | Unidentified | Blinking | Ring detected |
|-----+--------------+----------+----------------------------|
| AA | Unidentified | Off | Auto-answer disabled |
|-----+--------------+----------+----------------------------|
| CD | Unidentified | On | Carrier signal detected |
|-----+--------------+----------+----------------------------|
| CD | Unidentified | Off | Carrier signal not |
| | | | detected |
|-----+--------------+----------+----------------------------|
| OH | Unidentified | On | Modem is off-hook |
|-----+--------------+----------+----------------------------|
| OH | Unidentified | Off | Modem is on-hook |
|-----+--------------+----------+----------------------------|
| RD | Unidentified | On | Modem is receiving data |
|-----+--------------+----------+----------------------------|
| RD | Unidentified | Off | Modem is not receiving |
| | | | data |
|-----+--------------+----------+----------------------------|
| SD | Unidentified | On | Modem is transmitting data |
|-----+--------------+----------+----------------------------|
| SD | Unidentified | Off | Modem is not transmitting |
| | | | data |
|-----+--------------+----------+----------------------------|
| TR | Unidentified | On | DTR signal is high |
|-----+--------------+----------+----------------------------|
| TR | Unidentified | Off | DTR signal is low |
|-----+--------------+----------+----------------------------|
| MR | Unidentified | On | Power is on |
|-----+--------------+----------+----------------------------|
| MR | Unidentified | Off | Power is off |
+------------------------------------------------------------+
+------------------------------------------------------------+
| SUPPORTED COMMAND SET |
|------------------------------------------------------------|
| Basic AT Commands |
|------------------------------------------------------------|
| AT, +++, A/ |
|------------------------------------------------------------|
| A, E, H, I, M, P, Q, T, V, X, Y, Z |
|------------------------------------------------------------|
| &C, &G, &M, &R, &T, &V, &W, &X, &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, S25, S26, S27 |
|------------------------------------------------------------|
| Voice Mode Commands |
|------------------------------------------------------------|
| #BDR, #CLS, #MDL?, #MFR?, #REV?, #VBQ?, #VBS, #VBT, #VCI?, |
| #VLS, #VRA, #VRN, #VRX, #VSD |
|------------------------------------------------------------|
| #VSK, #VSP, #VSR, #VSS, #VTD, #VTS, #VTX |
|------------------------------------------------------------|
| Note: See MHI Help File for full command documentation. |
+------------------------------------------------------------+
PROPRIETARY AT COMMAND SET
+------------------------------------------------------------+
| AUTOMATIC FALL FORWARD/BACK |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] &En [cmds] |
|--------------+---------------------------------------------|
| Description: | Enables/disables automatic fall |
| | forward/back |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| í&E0 | Automatic fall forward/back disabled |
|--------------+---------------------------------------------|
| &E1 | Automatic fall forward/back 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 | 14.4Kbps |
|--------------+---------------------------------------------|
| B10 | 16.8Kbps |
|--------------+---------------------------------------------|
| B11 | 19.2Kbps |
|--------------+---------------------------------------------|
| B12 | 21.6Kbps |
|--------------+---------------------------------------------|
| B13 | 24.0Kbps |
|--------------+---------------------------------------------|
| B14 | 26.4Kbps |
|--------------+---------------------------------------------|
| B15 | 28.8Kbps |
+------------------------------------------------------------+
+------------------------------------------------------------+
| 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 |
|--------------+---------------------------------------------|
| DR | Answer mode enabled; originate mode |
| | disabled following handshake initiation. |
|--------------+---------------------------------------------|
| 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 hardware flow |
| | control enabled |
|--------------+---------------------------------------------|
| &F1 | Factory default profile with software flow |
| | control enabled |
|--------------+---------------------------------------------|
| &F2 | Factory default profile with hardware flow |
| | control enabled |
|--------------+---------------------------------------------|
| &F3 | Factory default profile with software flow |
| | control enabled. Modem ignores DTR |
|--------------+---------------------------------------------|
| &F4 | Factory default profile with hardware flow |
| | control enabled. Modem ignores DTR |
|--------------+---------------------------------------------|
| &F5 | Factory default profile enabled. 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 |
|--------------+---------------------------------------------|
| í &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. |
|--------------+---------------------------------------------|
| 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, speed |
| | fall forward enabled |
|--------------+---------------------------------------------|
| O3 | On-line command mode with retraining, speed |
| | fall back 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 V.42bis ID |
|--------------+---------------------------------------------|
| I4 | Reports internal ID |
+------------------------------------------------------------+
+------------------------------------------------------------+
| SPEAKER VOLUME |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] Ln [cmds] |
|--------------+---------------------------------------------|
| Description: | Controls speaker volume |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| L0 | Low volume setting |
|--------------+---------------------------------------------|
| L1 | Low volume setting |
|--------------+---------------------------------------------|
| í 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 |
|--------------+---------------------------------------------|
| í %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 |
|--------------+---------------------------------------------|
| í %E1 | Auto-retrain enabled |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CALL-BACK SECURITY |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] %Sn [cmds] |
|--------------+---------------------------------------------|
| Description: | Selects call-back security password options |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| í %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 |
|--------------+---------------------------------------------|
| í %D1 | Clear-down signal enabled |
+------------------------------------------------------------+
+------------------------------------------------------------+
| COMPRESSION |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] %Cn [cmds] |
|--------------+---------------------------------------------|
| Description: | Selects data compression |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| %C0 | Data compression disabled |
|--------------+---------------------------------------------|
| í %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 |
|--------------+---------------------------------------------|
| í \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 |
|--------------+---------------------------------------------|
| í %P0 | Power-on auto-connect disabled |
|--------------+---------------------------------------------|
| %P1 | Power-on auto-connect enabled |
+------------------------------------------------------------+
+------------------------------------------------------------+
| STORED PASSWORD |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] \P=n [cmds] |
|--------------+---------------------------------------------|
| Range: | 1-127 |
|--------------+---------------------------------------------|
| Unit: | ASCII |
|--------------+---------------------------------------------|
| Description: | Stores password with a maximum of seven |
| | characters in NVRAM. \P=? displays stored |
| | password |
+------------------------------------------------------------+
S (STATUS) REGISTERS
+------------------------------------------------------------+
| BIT-MAPPED REGISTER S28 |
|------------------------------------------------------------|
| Format | AT [cmds] S28=n [cmds] |
|--------------+---------------------------------------------|
| Unit: | Bit-mapped |
|--------------+---------------------------------------------|
| Description: | Controls power on auto connect, security |
| | call back, automatic retrain, and Bell/CCIT |
| | mode. |
+------------------------------------------------------------+