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# MAXTECH CORPORATION
XPV 336ER (DSF1133V/R16-PNP)
Card Type Modem, Fax
Chip Set Unidentified
I/O Options Line in, line out, microphone in,
speaker out, serial port (RS-232), DC
power
Maximum Modem Rate 33.6Kbps
Maximum Fax Rate 14.4Kbps
Data Modulation Bell 103/212A
Protocol
ITU-T V.21, V.22, V.22bis, V.23, V.32,
V.32bis, V.34
Fax Modulation ITU-T V.17, V.27ter, V.29
Protocol
Error MNP5, V.42, V.42bis
Correction/Compression
Fax Class Class I
Data Bus External
(IMG) IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Function | Label | Function | Label |
|------------------------------------------------------------|
| Line out | CN1 | Serial port | CN5 |
|----------------------------+---------+--------------+------|
| Line in | CN2 | DC Power | CN6 |
|----------------------------+---------+--------------+------|
| Microphone in | CN3 | Power switch | SW1 |
|----------------------------+---------+--------------+------|
| Speaker out | CN4 | | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DIAGNOSTIC LED(S) |
|------------------------------------------------------------|
| LED | Color | Status | Condition |
|-----+--------------+----------+----------------------------|
| TST | Unidentified | Blinking | Modem is either in test |
| | | | mode or is resending data |
|-----+--------------+----------+----------------------------|
| TST | Unidentified | Off | Modem is not in test mode |
| | | | or resending data |
|-----+--------------+----------+----------------------------|
| HS | Unidentified | On | Communicating at 2400bps |
| | | | or above |
|-----+--------------+----------+----------------------------|
| HS | Unidentified | Off | High speed transmission is |
| | | | disabled |
|-----+--------------+----------+----------------------------|
| AA | Unidentified | On | Auto-answer is enabled |
|-----+--------------+----------+----------------------------|
| AA | Unidentified | Blinking | Ring is detected |
|-----+--------------+----------+----------------------------|
| AA | Unidentified | Off | No line activity detected |
|-----+--------------+----------+----------------------------|
| CD | Unidentified | On | The modem detects carrier |
| | | | signal from remote modem |
|-----+--------------+----------+----------------------------|
| CD | Unidentified | Off | The modem cannot detect |
| | | | carrier signal from remote |
| | | | modem |
|-----+--------------+----------+----------------------------|
| OH | Unidentified | On | Modem is preparing to dial |
|-----+--------------+----------+----------------------------|
| OH | Unidentified | Off | Modem is not dialing |
|-----+--------------+----------+----------------------------|
| RD | Unidentified | On | Data is being sent to the |
| | | | computer via the modem |
|-----+--------------+----------+----------------------------|
| RD | Unidentified | Off | Data is not being sent |
| | | | from the modem to the |
| | | | computer |
|-----+--------------+----------+----------------------------|
| SD | Unidentified | On | Data is being received by |
| | | | the modem via the computer |
|-----+--------------+----------+----------------------------|
| SD | Unidentified | Off | The modem is not receiving |
| | | | data from the computer |
|-----+--------------+----------+----------------------------|
| TR | Unidentified | On | Modem is ready to receive |
| | | | commands |
|-----+--------------+----------+----------------------------|
| TR | Unidentified | Off | Modem is not ready to |
| | | | receive commands |
|-----+--------------+----------+----------------------------|
| MR | Unidentified | On | Modem is turned on |
|-----+--------------+----------+----------------------------|
| MR | Unidentified | Off | Modem is turned off |
+------------------------------------------------------------+
+------------------------------------------------------------+
| SUPPORTED COMMAND SET |
|------------------------------------------------------------|
| Basic AT Commands |
|------------------------------------------------------------|
| AT, ‘+++’, A/ |
|------------------------------------------------------------|
| A, B, E, H, M, O, P, Q, T, V, W, X, Y, Z |
|------------------------------------------------------------|
| &C, &F, &P, &T, &V, &W, &Y, &Z |
|------------------------------------------------------------|
| Extended AT Commands |
|------------------------------------------------------------|
| \A, \B, \K, \N |
|------------------------------------------------------------|
| %C, %L, %Q |
|------------------------------------------------------------|
| 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, S29, S30, S31, S32, S33, S36, S37, S38, S39, |
| S40, S41, S46, S48, S82, S86, S91, S92, |
|------------------------------------------------------------|
| S95 |
|------------------------------------------------------------|
| Special Commands |
|------------------------------------------------------------|
| +MS, -SMS=X,Y,Z,T, -SSE=x, -SQS=X,Y |
|------------------------------------------------------------|
| |
|------------------------------------------------------------|
| Voice Commands |
|------------------------------------------------------------|
| #BDR, #CID, #CLS, #MDL?, #REV?, #TL, #VBQ?, #VBS, #VBT, |
| #VCI?, #VLS, #VRA, #VRN, #VRX, #VSDB, |
|------------------------------------------------------------|
| #VSK, #VSP, #VSR, #VSS, #VTD, #VTM, #VTS, #VTX |
|------------------------------------------------------------|
| |
|------------------------------------------------------------|
| Note: See MHI Help File for full command documentation. |
+------------------------------------------------------------+
Proprietary AT Command Set
+------------------------------------------------------------+
| AUTOSCAN MODE |
|------------------------------------------------------------|
| Type: | Immediate |
|--------------+---------------------------------------------|
| Format: | AT [cmds] Nn [cmds] |
|--------------+---------------------------------------------|
| Description: | Enables/Disables Autoscan mode |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| N0 | Autoscan mode disabled |
|--------------+---------------------------------------------|
| í N1 | Autoscan mode enabled |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CLEAR TO SEND CONFIGURATION |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] &Rn [cmds] |
|--------------+---------------------------------------------|
| Description: | Configures CTS settings based on the flow |
| | control settings |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| &R0 | Reserved |
|--------------+---------------------------------------------|
| &R1 | Sets CTS operation based on flow control |
| | requirements |
+------------------------------------------------------------+
+------------------------------------------------------------+
| COMMUNICATIONS MODE (ASYNCHRONOUS) |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] &Mn [cmds] |
|--------------+---------------------------------------------|
| Description: | Selects communications mode |
|--------------+---------------------------------------------|
| Command | Mode |
|--------------+---------------------------------------------|
| í &M0 | Asynchronous mode |
+------------------------------------------------------------+
+------------------------------------------------------------+
| COMMUNICATIONS MODE (DATA LINK AND FALLBACK) |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] &Qn [cmds] |
|--------------+---------------------------------------------|
| Description: | Configures data link and fallback options |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| &Q0 | Set Direct data link only |
|--------------+---------------------------------------------|
| í &Q5 | Set V.42 data link with fallback options |
| | enabled |
|--------------+---------------------------------------------|
| &Q6 | Set Normal data link only |
+------------------------------------------------------------+
+------------------------------------------------------------+
| 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 |
|--------------+---------------------------------------------|
| DL | Re-dial last number |
|--------------+---------------------------------------------|
| DP | Pulse dialing enabled |
|--------------+---------------------------------------------|
| 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. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| 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 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DATA SET READY (DSR) |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] &Sn [cmds] |
|--------------+---------------------------------------------|
| Description: | Selects DSR options |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| &S0 | DSR forced high |
|--------------+---------------------------------------------|
| í &S1 | DSR is off while in command mode and set on |
| | in on-line mode |
+------------------------------------------------------------+
+------------------------------------------------------------+
| FLOW CONTROL |
|------------------------------------------------------------|
| Type: | Immediate |
|--------------+---------------------------------------------|
| Format: | AT [cmds] &K [cmds] |
|--------------+---------------------------------------------|
| Description: | Configures flow control settings |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| &K0 | Flow control disabled |
|--------------+---------------------------------------------|
| í &K3 | RTS/CTS hardware flow control enabled |
|--------------+---------------------------------------------|
| &K4 | XON/XOFF software flow control enabled |
|--------------+---------------------------------------------|
| &K5 | Transparent XON/XOFF software flow control |
| | enabled |
|--------------+---------------------------------------------|
| &K6 | RTS/CTS & XON/XOFF flow control enabled |
+------------------------------------------------------------+
+------------------------------------------------------------+
| GAURD TONE |
|------------------------------------------------------------|
| Type: | Immediate |
|--------------+---------------------------------------------|
| Format: | AT [cmds] &G [cmds] |
|--------------+---------------------------------------------|
| Description: | Configures guard tone |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| &G0 | Disable guard tone |
|--------------+---------------------------------------------|
| &G1 | Disable guard tone |
|--------------+---------------------------------------------|
| &G2 | Set guard tone to 1800 Hz. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| LINE TYPE |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] &Ln [cmds] |
|--------------+---------------------------------------------|
| Description: | Selects line type |
|--------------+---------------------------------------------|
| Command | Line Type |
|--------------+---------------------------------------------|
| í &L0 | Switched line (PSTN/Dial-up) |
+------------------------------------------------------------+
+------------------------------------------------------------+
| REPORT INFORMATION |
|------------------------------------------------------------|
| Type: | Immediate |
|--------------+---------------------------------------------|
| Format: | AT [cmds] In [cmds] |
|--------------+---------------------------------------------|
| Description: | Displays information requested |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| I0 | Reports product ID code |
|--------------+---------------------------------------------|
| I1 | Reports ROM checksum |
|--------------+---------------------------------------------|
| I2 | Test and reports internal memory |
|--------------+---------------------------------------------|
| I3 | Reports firmware ID |
|--------------+---------------------------------------------|
| I4 | Reports reserved ID |
+------------------------------------------------------------+
+------------------------------------------------------------+
| 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
+------------------------------------------------------------+
| AUTO-RETRAIN - AUTO-FALLBACK/FALL-FORWARD |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] %En [cmds] |
|--------------+---------------------------------------------|
| Description: | Controls auto-retrain mode and |
| | fallback/fall-forward |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| í %E0 | Auto-retrain disabled |
|--------------+---------------------------------------------|
| %E1 | Auto-retrain enabled |
+------------------------------------------------------------+
Special Command Set
+------------------------------------------------------------+
| ASVD/DSVD MODE |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | -SMS=X,Y,Z,T [cmds] |
|--------------+---------------------------------------------|
| Description: | Selects ASVD/DSVD mode |
|--------------+---------------------------------------------|
| Note: | Y, Z, & T are optional parameters that |
| | control connection speed |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| X = 0 | Data mode enabled |
|--------------+---------------------------------------------|
| X = 1 | DSVD mode enabled |
|--------------+---------------------------------------------|
| X = 2 | ASVD mode enabled |
|--------------+---------------------------------------------|
| X = 3 | Automatic mode select enabled |
+------------------------------------------------------------+
+------------------------------------------------------------+
| ASVD MODULATION |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | -SQS=X,Y [cmds] |
|--------------+---------------------------------------------|
| Description: | Selects ASVD/DSVD mode |
|--------------+---------------------------------------------|
| Note: | Y enables/disables ASVD automatic |
| | modulation |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| X = 0 | V.61 modulation enabled |
|--------------+---------------------------------------------|
| X = 1 | ML144 modulation enabled |
|--------------+---------------------------------------------|
| X = 2 | ML288 modulation enabled |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DSVD |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | -SSE=n [cmds] |
|--------------+---------------------------------------------|
| Description: | Enables/disables DSVD |
+------------------------------------------------------------+