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# MAXTECH CORPORATION
XVM 14U (SF-1114HV/UMC)
Card Type Modem (asynchronous), Fax
Chip Set Unidentified
I/O Options Microphone, speaker out, line in, line
out
Maximum Modem Rate 14.4Kbps
Maximum Fax Rate 14.4Kbps
Data Modulation Bell 212
Protocol
ITU-T V.32bis, V.32, , V.25bis,
V.22bis, V.22, V.21,
Fax Modulation ITU-T V.17, V.29, V.27ter
Protocol
Error MNP5, V.42, V.42bis
Correction/Compression
Fax Class Class I & II
Data Bus 8-bit ISA
Card Size Half-length, half-height card
(IMG) IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Function | Label | Function | Label |
|------------------------------------------------------------|
| Line in | CN1 | Microphone | CN3 |
|----------------------------+----------+-------------+------|
| Line out | CN2 | Speaker out | CN4 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| SERIAL PORT ADDRESS |
|------------------------------------------------------------|
| Setting | J1 | J2 | J3 |
|----------------+---------------+--------------+------------|
| COM1 (3F8h) | Open | Open | Open |
|----------------+---------------+--------------+------------|
| COM2 (2F8h) | Closed | Open | Open |
|----------------+---------------+--------------+------------|
| COM3 (3E8h) | Open | Closed | Open |
|----------------+---------------+--------------+------------|
| COM4 (2E8h) | Closed | Closed | Open |
+------------------------------------------------------------+
+------------------------------------------------------------+
| INTERRUPT |
|------------------------------------------------------------|
| Setting | J4 | J5 | J6 | J7 | J8 |
|---------+----------+---------+---------+---------+---------|
| 2/9 | Closed | Open | Open | Open | Open |
|---------+----------+---------+---------+---------+---------|
| 3 | Open | Closed | Open | Open | Open |
|---------+----------+---------+---------+---------+---------|
| 4 | Open | Open | Closed | Open | Open |
|---------+----------+---------+---------+---------+---------|
| 5 | Open | Open | Open | Closed | Open |
|---------+----------+---------+---------+---------+---------|
| 7 | Open | Open | Open | Open | Closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| SUPPORTED COMMAND SET |
|------------------------------------------------------------|
| Basic AT Commands |
|------------------------------------------------------------|
| AT, ‘+++’, A/ |
|------------------------------------------------------------|
| A, B, E, H, M, O, Q, V, X, Y, Z |
|------------------------------------------------------------|
| &C, &F, &T, &V, &W, &Y, &Z |
|------------------------------------------------------------|
| Extended AT Commands |
|------------------------------------------------------------|
| \A, \B, \E, \G, \J, \K, \V, \X |
|------------------------------------------------------------|
| %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, S30, S46, S82, S95 |
|------------------------------------------------------------|
| Voice Commands |
|------------------------------------------------------------|
| #MFR, #CLS, #VBT, #VLS, #VCI, #BDR, #VRX, #VBS, #VTX, #REV |
|------------------------------------------------------------|
| Note: See MHI Help File for full command documentation. |
+------------------------------------------------------------+
PROPRIATARY 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 | Disabled autoscan mode |
|--------------+---------------------------------------------|
| í N1 | Enable autoscan mode |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DATA TERMINAL READY (DTR) |
|------------------------------------------------------------|
| Type: | Configuration |
|---------------+--------------------------------------------|
| Format: | AT [cmds] &Dn [cmds] |
|---------------+--------------------------------------------|
| Description: | Selects modem response to DTR |
|------------------------------------------------------------|
| Note: The action each variant of &D causes depends on |
| the setting of &Q |
|------------------------------------------------------------|
| 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 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| COMMUNICATIONS MODE |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] &Mn [cmds] |
|--------------+---------------------------------------------|
| Description: | Selects communications mode |
|--------------+---------------------------------------------|
| Command | Mode |
|--------------+---------------------------------------------|
| í &M0 | Asynchronous mode |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DATA SET READY (DSR) |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] &Sn [cmds] |
|--------------+---------------------------------------------|
| Description: | Selects DSR options |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| &S0 | DSR forced high |
|--------------+---------------------------------------------|
| &S1 | DSR is off in command mode, on in on-line |
| | mode |
+------------------------------------------------------------+
+------------------------------------------------------------+
| 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. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| EXTENDED RESULT CODES |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] Wn [cmds] |
|--------------+---------------------------------------------|
| Description: | Enables selection of additional result |
| | codes when S95=0; otherwise, S95 takes |
| | precedence. |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| W0 | Disable extended response code |
|--------------+---------------------------------------------|
| í W1 | Enable extended response code |
+------------------------------------------------------------+
+------------------------------------------------------------+
| GUARD TONE |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] &Gn [cmds] |
|--------------+---------------------------------------------|
| Description: | Commands the modem to transmit a guard tone |
| | in V.22/V.22bis |
|------------------------------------------------------------|
| Note: Used primarily for international data |
| transmission |
|------------------------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| í &G0 | Guard tone disabled |
|--------------+---------------------------------------------|
| &G1 | Guard tone disabled |
|--------------+---------------------------------------------|
| &G2 | 1800Hz guard tone 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 modem model and speed |
|--------------+---------------------------------------------|
| I1 | Reports ROM checksum |
|--------------+---------------------------------------------|
| I2 | Tests and reports ROM checksum |
|--------------+---------------------------------------------|
| I3 | Reports device 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
+------------------------------------------------------------+
| ADAPTIVE HANDSHAKING |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] *Gn [cmds] |
|--------------+---------------------------------------------|
| Description: | Controls the adaptive handshaking |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| í *G0 | Adaptive handshaking disabled |
|--------------+---------------------------------------------|
| *G1 | Adaptive handshaking enabled |
+------------------------------------------------------------+
+------------------------------------------------------------+
| AUTO-RETRAIN |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] *Qn [cmds] |
|--------------+---------------------------------------------|
| Description: | Selects modem port flow control |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| *Q0 | Auto-retrain disabled |
|--------------+---------------------------------------------|
| *Q1 | Auto-retrain enabled |
+------------------------------------------------------------+
+------------------------------------------------------------+
| COMPRESSION |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] %Cn [cmds] |
|--------------+---------------------------------------------|
| Description: | Selects data compression |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| %C0 | Data compression disabled |
|--------------+---------------------------------------------|
| %C1 | Data compression 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 data link only |
|--------------+---------------------------------------------|
| \N3 | MNP/Normal data link only |
|--------------+---------------------------------------------|
| \N4 | V.42 reliable mode enabled |
|--------------+---------------------------------------------|
| \N5 | V.42/MNP/Normal reliable mode enabled |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DCE SPEED |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] *Nn [cmds] |
|--------------+---------------------------------------------|
| Description: | Sets maximum DCE speed |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| *N0 | Set maximum DCE speed to 1200bps |
|--------------+---------------------------------------------|
| *N1 | Set maximum DCE speed to 2400bps |
|--------------+---------------------------------------------|
| *N2 | Set maximum DCE speed to 4800bps |
|--------------+---------------------------------------------|
| *N3 | Set maximum DCE speed to 9600bps |
|--------------+---------------------------------------------|
| *N4 | Set maximum DCE speed to 7200bps |
|--------------+---------------------------------------------|
| *N5 | Set maximum DCE speed to 12000bps |
|--------------+---------------------------------------------|
| *N6 | Set maximum DCE speed to 14400bps |
|--------------+---------------------------------------------|
| *N7 | Set maximum DCE speed to 1200/75bps |
+------------------------------------------------------------+
+------------------------------------------------------------+
| FLOW CONTROL TYPE |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] \Qn [cmds] |
|--------------+---------------------------------------------|
| Description: | Sets type of flow control used by modem |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| \Q0 | Flow control disabled |
|--------------+---------------------------------------------|
| \Q1 | Bidirectional XON/XOFF software flow |
| | control enabled |
|--------------+---------------------------------------------|
| \Q2 | CTS flow control by DCE enabled |
|--------------+---------------------------------------------|
| \Q3 | Bidirectional RTS/CTS flow control enabled |
+------------------------------------------------------------+
+------------------------------------------------------------+
| USER ABORT |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] *Pn [cmds] |
|--------------+---------------------------------------------|
| Description: | Enables modem to echo received data |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| *P0 | User abort enabled |
|--------------+---------------------------------------------|
| *P1 | User abort disabled |
+------------------------------------------------------------+