MAXTECH CORPORATION
XPVS 56IF (SF-1156HV/TX(X2))
Card Type | Modem (asynchronous) |
Chip Set | Unidentified |
I/O Options | microphone, speaker out, line in, line out |
Maximum Modem Rate | 56Kbps |
Maximum Fax Rate | 14.4Kbps |
Data Modulation Protocol | Bell 103/212 ITU-T V.21, V.22, V.22bis, V.23, V.32, V.32bis, V.34+, x2 |
Fax Modulation Protocol | ITU-T V.17, V.27ter, V.29 |
Error Correction/Compression | MNP5, V.42bis, V.42bis |
Fax Class | Unidentified |
Data Bus | 8-bit ISA |
Card Size | Half-length, half-height card |

CONNECTIONS | ||||||
Function | Label | Function | Label | |||
Line out | CN1 | Microphone | CN4 | |||
Line in | CN2 | Speaker out | CN3 | |||
USER CONFIGURABLE SETTINGS | ||
Setting | Label | Position |
í Speaker type stereo | JP5 | Closed |
Speaker type mono | JP5 | Open |
SERIAL PORT ADDRESS | |||
Setting | JP3/A | JP3/B | JP3/C |
COM1 (3F8h) | Closed | Closed | Closed |
COM2 (2F8h) | Open | Closed | Closed |
COM3 (3E8h) | Closed | Open | Closed |
COM4 (2E8h) | Open | Open | Closed |
PnP | Open | Open | Open |
INTERRUPT SELECTION | |||||
IRQ | JP2/A | JP2/B | JP2/C | JP2/D | JP2/E |
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 |
PnP | Open | Open | Open | Open | Open |
SUPPORTED COMMAND SET |
Basic AT Commands |
AT, +++, A/ |
A, B, E, F, H, M, O, P, T, V, X |
&C, &G, &T, &W, &Z |
S Registers |
S0, S1, S2, S3, S4, S5, S6, S7, S8, S9, S10, S11, S12, S16, S18, S25, S38 |
AT Voice Commands |
#VBQ?, #VBS, #VBT, #VCI, #VLS, #VRA, #VRN, #VRX, #VSK, #VSP, #VSR, #VSS, #VTD, #VTS, |
#VTX, #BDR, #CLS, #MDL, #MFR, #REV? |
Note: See MHI Help File for full command documentation. |
Proprietary AT Command Set
DISPLAY COMMANDS | |
Type: | Configuration |
Format: | AT [cmds] $ [cmds] |
Description: | Displays the basic command set |
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 |
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/ | Delays for 125msec. before dialing |
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$ | Wait for prompt tone detection function enabled. Waits for prompt tone for amount of time specified by the S7 command. |
D; | Modem returned to idle state after dialing. The semicolon can only be placed at the end of the dial command. |
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 product ID |
I4 | Reports current modem settings |
I5 | Displays active and stored profiles |
I6 | Reports data connection information |
I7 | Reports manufacturer and model information |
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 |
RESULT CODES | |
Type: | Configuration |
Format: | AT [cmds] Qn [cmds] |
Description: | Enables modem to send result codes to the DTE |
Command | Function |
í Q0 | Result code sending enabled |
Q1 | Result code sending disabled |
Q2 | Displays result codes only in Originate Mode |
CONFIGURATION PROFILE SELECT | |
Type: | Configuration |
Format: | AT [cmds] Yn [cmds] |
Description: | Commands the modem to use Profile 0 or Profile 1 |
Command | Function |
í Y0 | Configuration Profile 0 active upon power on or reset |
Y1 | Configuration Profile 1 active upon power on or reset |
SOFT RESET | |
Type: | Immediate |
Format: | AT [cmds] Zn [cmds] |
Description: | Restores modem profiles previously saved in non-volatile RAM using the &W command. |
Command | Function |
Z0 | Reset and retrieve active profile set by the Y command |
Z1 | Reset and retrieve active profile 0 |
Z2 | Reset and retrieve active profile 1 |
Z3 | Reset and retrieve factory default profile 0 |
Z4 | Reset and retrieve factory default profile 1 |
Z5 | Reset and retrieve factory default profile 2 |
AUTO-ANSWER - ORIGINATE/ANSWER | |
Type: | Configuration |
Format: | AT [cmds] &An [cmds] |
Description: | Selects originate or answer mode when in Auto-Answer mode |
Command | Function |
í &A0 | Disable ARQ result codes |
&A1 | Enable ARQ result codes |
&A2 | Disable ARQ result codes and V.32 modulation |
&A3 | Enable ARQ result codes, V.32 modulation, error correction and data compression protocols |
DTE RATE ADJUST | |
Type: | Configuration |
Format: | AT [cmds] &Bn [cmds] |
Description: | Controls DTE rate |
Command | Function |
&B0 | DTE rate adjust to DCE rate after on line |
í &B1 | Constant DTE rate |
&B2 | Constant DTE rate in ARQ mode, variable in non-ARQ 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 |
&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. |
FACTORY DEFAULT PROFILE | |
Type: | Configuration |
Format: | AT [cmds] &F [cmds] |
Description: | Sets values in active profile to values found in the default profile |
í &F0 | Recall factory default configuration 0 |
&F1 | Recall factory default configuration profile 1 (hardware flow control enabled) |
&F2 | Recall factory default configuration profile 2 (software flow control enabled) |
TX FLOW | |
Type: | Configuration |
Format: | AT [cmds] &Hn [cmds] |
Description: | Controls TX flow settings |
Note: Used primarily for international data transmission | |
Command | Function |
&H0 | Disable TX flow controll |
í &H1 | Enable hardware TX flow control (CTS) |
&H2 | Enable software TX flow control (XON/XOFF) |
&H3 | Enable hardware (CTS) and software (XON/XOFF) TX flow control |
RX FLOW | |
Type: | Configuration |
Format: | AT [cmds] &In [cmds] |
Description: | Controls RX flow settings |
Note: Used primarily for international data transmission | |
Command | Function |
í &I0 | Disable software RX flow control |
&I1 | Enable software RX flow control (XON/XOFF) |
&I2 | Enable software RX flow control (XON/XOFF), but do not pass XON/XOFF to remote modem or local DTE |
&I3 | Enable HP ENQ/ACK software flow control, host mode |
&I4 | Enable HP ENQ/ACK software flow control, terminal mode |
&I5 | Enable software RX flow control (XON/XOFF) for non-ARQ mode |
COMPRESSION CONTROL | |
Type: | Configuration |
Format: | AT [cmds] &Kn [cmds] |
Description: | Enables compression control options |
Command | Function |
&K0 | Disable V.42bis/MNP5 data compression |
í &K1 | Auto data compression |
&K2 | Enable V.42bis/MNP5 data compression |
&K3 | Disable MNP5 data compression |
COMMUNICATIONS MODE | |
Type: | Configuration |
Format: | AT [cmds] &Mn [cmds] |
Description: | Selects communications mode |
Command | Mode |
&M0 | Normal mode enabled |
í &M4 | ARQ and normal modes enabled |
&M5 | ARQ mode enabled |
AUTOMODE CONNECTION SPEED | |
Type: | Configuration |
Format: | AT [cmds] &Nn [cmds] |
Description: | Selects connection speed |
Command | Mode |
í &N0 | Enable Automode |
&N1 | Set connection speed to 300bps |
&N2 | Set connection speed to 1200bps |
&N3 | Set connection speed to 2400bps |
&N4 | Set connection speed to 4800bps |
&N5 | Set connection speed to 7200bps |
&N6 | Set connection speed to 9600bps |
&N7 | Set connection speed to 12000bps |
&N8 | Set connection speed to 14400bps |
&N9 | Set connection speed to 16800bps |
&N10 | Set connection speed to 19200bps |
&N11 | Set connection speed to 21600bps |
&N12 | Set connection speed to 24400bps |
&N13 | Set connection speed to 26400bps |
&N14 | Set connection speed to 28800bps |
&N15 | Set connection speed to 31200bps |
&N16 | Set connection speed to 33600bps |
&N17 | Set connection speed to 33333bps |
&N18 | Set connection speed to 37333bps |
&N19 | Set connection speed to 41333bps |
&N20 | Set connection speed to 42666bps |
&N21 | Set connection speed to 44000bps |
&N22 | Set connection speed to 45333bps |
&N23 | Set connection speed to 46666bps |
&N24 | Set connection speed to 48000bps |
&N25 | Set connection speed to 49333bps |
&N26 | Set connection speed to 50666bps |
&N27 | Set connection speed to 52000bps |
&N28 | Set connection speed to 53333bps |
&N29 | Set connection speed to 54666bps |
&N30 | Set connection speed to 56000bps |
&N31 | Set connection speed to 57333bps |
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) |
RTS/CTS | |
Type: | Configuration |
Format: | AT [cmds] &Rn [cmds] |
Description: | Selects RTS/CTS options |
Command | Function |
&R0 | Reserved |
&R1 | Modem ignores RTS signal |
&R2 | Enable RX hardware flow control (RTS) |
DATA SET READY (DSR) | |
Type: | Configuration |
Format: | AT [cmds] &Sn [cmds] |
Description: | Selects DSR options |
Command | Function |
í &S0 | DSR forced high |
&S1 | DSR off in command mode, on in on-line mode |
MINIMUM DTE CONNECTION | |
Type: | Configuration |
Format: | AT [cmds] &Sn [cmds] |
Description: | Selects minimum DTE connection speed |
Command | Function |
í &U0 | Do not set minimum DCE connection speed |
&U1 | Set connection speed to 300bps |
&U2 | Set connection speed to 1200bps |
&U3 | Set connection speed to 2400bps |
&U4 | Set connection speed to 4800bps |
&U5 | Set connection speed to 7200bps |
&U6 | Set connection speed to 9600bps |
&U7 | Set connection speed to 12000bps |
&U8 | Set connection speed to 14400bps |
&U9 | Set connection speed to 16800bps |
&U10 | Set connection speed to 19200bps |
&U11 | Set connection speed to 21600bps |
&U12 | Set connection speed to 24400bps |
&U13 | Set connection speed to 26400bps |
&U14 | Set connection speed to 28800bps |
&U15 | Set connection speed to 31200bps |
&U16 | Set connection speed to 33600bps |
&U17 | Set connection speed to 33333bps |
&U18 | Set connection speed to 37333bps |
&U19 | Set connection speed to 41333bps |
&U20 | Set connection speed to 42666bps |
&U21 | Set connection speed to 44000bps |
&U22 | Set connection speed to 45333bps |
&U23 | Set connection speed to 46666bps |
&U24 | Set connection speed to 48000bps |
&U25 | Set connection speed to 49333bps |
&U26 | Set connection speed to 50666bps |
&U27 | Set connection speed to 52000bps |
&U28 | Set connection speed to 53333bps |
&U29 | Set connection speed to 54666bps |
&U30 | Set connection speed to 56000bps |
&U31 | Set connection speed to 57333bps |
BREAK CONTROL | |
Type: | Configuration |
Format: | AT [cmds] &Yn [cmds] |
Description: | Controls the break |
Command | Function |
&Y0 | Destructive break. Does not send break |
í &Y1 | Destructive break. Break expedited |
&Y2 | Nondestructive break. Break expedited |
S(status) -REGISTERS
BUFFER RESET S13 | |
Format: | AT [cmds] S13=n [cmds] |
Unit: | Bit-mapped |
Description: | DTR, buffer reset, backspace, autodial. Retrain +++ hangup |
ARQ/MNP/V.42bis S15 | |
Format: | AT [cmds] S15=n [cmds] |
Unit: | Bit-mapped |
Description: | Disable ARQ/MNP/V.42bis |
INACTIVITY TIMER | |
Type: | Register |
Format | AT [cmds] S19=n [cmds] |
Default: | 0 |
Range: | 0-255 |
Unit: | 1 second |
Description: | Sets the maximum duration for inactivity |
Note: S19=0 disables the timer and allows an indefinite duration. | |
BIT-MAPPED REGISTER S21 | |
Format | AT [cmds] S21=n [cmds] |
Default: | Unidentified |
Range: | 0-253 |
Unit: | 0.01sec |
Description: | Sets the maximum duration for break |
FLOW CONTROL CHARACTER - XON | |
Type: | Register |
Format: | AT [cmds] S22=n [cmds] |
Default: | 17 |
Range: | 0-255 |
Unit: | ASCII |
Description: | Sets the character used to represent XON |
FLOW CONTROL CHARACTER - XOFF | |
Type: | Register |
Format: | AT [cmds] S23=n [cmds] |
Default: | 19 |
Range: | 0-255 |
Unit: | ASCII |
Description: | Sets the character used to represent XOFF |
DTR CHANGE THRESHOLD | |
Type: | Register |
Format | AT [cmds] S25=n [cmds] |
Default: | 5 |
Range: | 0-255 |
Unit: | .1 second |
Description: | Sets maximum time a change in the DTR signal will be ignored |
Note: This is the function of this register when &M1 is not set. | |
BIT-MAPPED REGISTER S27 | |
Type: | Register |
Format | AT [cmds] S27=n [cmds] |
Default: | 5 |
Range: | 0-255 |
Unit: | Bit-mapped |
Description: | V.21 @ 300bps, trellis coding, Disable V.32, answer tone, 9600 result codes, disable V.32bis, enable V.23 |
ANSWER TONE | |
Format | AT [cmds] S28=n [cmds] |
Default: | 8 |
Range: | 0-255 |
Unit: | 0.1 second |
Description: | Controls V.32 answer tone. |
ANSWER MODE TIMER | |
Type: | Register |
Format | AT [cmds] S29=n [cmds] |
Default: | 20 |
Range: | 0-255 |
Unit: | .01 second |
Description: | Controls the V.21 answer mode timer. |
BIT-MAPPED REGISTER S32 | |
Type: | Register |
Format | AT [cmds] S32=n [cmds] |
Unit: | Bit-mapped |
Description: | V8, V34, V34bis, x2 Enable V.8 |
BIT-MAPPED REGISTER S33 | |
Format: | AT [cmds] S33=n [cmds] |
Unit: | Bit-mapped |
Description: | Disable 2400, 2743, 2800, 3000, 3200, and 3429 symbol rates. |
BIT-MAPPED REGISTER S34 | |
Format: | AT [cmds] S34=n [cmds] |
Unit: | Bit-mapped |
Description: | Trellis coding :8S-2D, 16S-4D mapped register 32S-2D, 64S-4D |
BIT-MAPPED REGISTER S41 | |
Format | AT [cmds] S41=n [cmds] |
Default: | Unidentified |
Unit: | Bit-mapped |
Description: | Distinctive ring (on=1) |