MAXTECH CORPORATION
XPVS 56IC (X2/CL)
Card Type |
Modem (asynchronous), fax |
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 103/212A ITU-T V.21, V.22, V.22bis, V.23, V.32, V.32bis, V.34, V.34+, Std. X2 |
Fax Modulation Protocol |
ITU-T V.17, V.27ter, V.29 |
Error Correction/Compression |
MNP5, V.42, V.42bis |
Fax Class |
Class I |
Data Bus |
16-bit ISA |
Card Size |
Half-length, half-height card |
CONNECTIONS | ||||||
Function |
Label |
Function |
Label | |||
Line out |
CN1 |
Microphone |
CN3 | |||
Line in |
CN2 |
Speaker out |
CN4 |
SERIAL PORT ADDRESS | ||||
Setting |
JP1/A |
JP1/B |
JP1/C |
JP1/D |
COM1 (3F8h) |
Open |
Open |
Closed |
Closed |
COM2 (2F8h) |
Closed |
Open |
Open |
Closed |
COM3 (3E8h) |
Open |
Closed |
Closed |
Open |
COM4 (2E8h) |
Closed |
Closed |
Open |
Open |
í PnP |
Open |
Open |
Open |
Open |
INTERRUPT | ||||||||||
IRQ |
JP1/E |
JP1/F |
JP1/G |
JP1/H |
JP1/I |
JP1/J |
JP1/K |
JP1/L |
JP1/M |
JP1/N |
3 |
Closed |
Open |
Open |
Open |
Open |
Open |
Open |
Open |
Open |
Open |
4 |
Open |
Closed |
Open |
Open |
Open |
Open |
Open |
Open |
Open |
Open |
5 |
Open |
Open |
Closed |
Open |
Open |
Open |
Open |
Open |
Open |
Open |
7 |
Open |
Open |
Open |
Closed |
Open |
Open |
Open |
Open |
Open |
Open |
10 |
Open |
Open |
Open |
Open |
Closed |
Open |
Open |
Open |
Open |
Open |
11 |
Open |
Open |
Open |
Open |
Open |
Closed |
Open |
Open |
Open |
Open |
12 |
Open |
Open |
Open |
Open |
Open |
Open |
Closed |
Open |
Open |
Open |
PnP |
Closed |
Closed |
Closed |
Closed |
Closed |
Closed |
Closed |
Closed |
Closed |
Closed |
SUPPORTED COMMAND SET |
Basic AT Commands |
AT, ‘+++’, A/ |
A, E, H, M, O, P, Q, T, V, X, Y, Z |
&C, &F, &G, &T, &W, &Y, &Z |
Extended AT Commands |
\A, \B, \C, \G, \J, \K, \O, \U, \X, \Y, \Z |
%A, %E |
S Registers |
S0, S1, S2, S3, S4, S5, S6, S7, S8, S9, S10, S11, S12, S16, S18, S21, S22, S23, S25, S27, S30, |
S37 |
Special AT commands |
+MS, -J, "H, "O |
Note: See MHI Help File for full command documentation. |
Proprietary AT Command Set
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 |
B1 |
Bell mode |
B2 |
V.23 at 1200/75 |
B3 |
V.23 at 75/1200 |
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. |
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 |
I4 |
Reports internal ID |
I5 |
Reports modem chip hardware configuration |
I6 |
Reports country code |
I7 |
Reports manufacturer and model information |
I8 |
Reports modem firmware version |
I10 |
Reports modem board configuration |
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 |
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 |
Connect only at DTE rate |
í N1 |
Automatic rate negotiation |
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 |
í W0 |
Enables CONNECT result codes to report DTE speed. |
W1 |
Enables CONNECT result codes to report DTE speed. |
W2 |
Enables CONNECT result codes to report DCE speed. |
W3 |
Enables CONNECT result codes to report DTE speed, modulation mode, error control, data compression, DCE transmit and receive speed |
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 |
AUXILIARY RELAY | |
Type: |
Configuration |
Format: |
AT [cmds] &Jn [cmds] |
Description: |
Activates auxiliary relay |
Command |
Jack Type |
í &J0 |
Auxiliary relay never operated |
&J1 |
Activates auxiliary relay when modem is off-hook |
FLOW CONTROL | |
Type: |
Configuration |
Format: |
AT [cmds] &Kn [cmds] |
Description: |
Enables flow control options |
Command |
Function |
&K0 |
Flow control disabled |
í &K3 |
Enable hardware flow control |
&K4 |
Enable software flow control |
COMMUNICATIONS MODE | |
Type: |
Configuration |
Format: |
AT [cmds] &Mn [cmds] |
Description: |
Selects communications mode |
Command |
Mode |
í &M0 |
Asynchronous mode |
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) |
COMMUNICATIONS MODE | |
Type: |
Configuration |
Format: |
AT [cmds] &Qn [cmds] |
Description: |
Selects communications mode options |
Command |
Mode |
í &Q0 |
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 is off in command mode, on in on-line mode |
TRELLIS CODING | |
Type: |
Immediate |
Format: |
AT [cmds] &U [cmds] |
Description: |
Enables trellis coding |
Command |
Function |
í &U0 |
Enable trellis coding @ V.32 |
&U1 |
Disable trellis coding @ V.32 |
CONFIGURATION PROFILES | |
Type: |
Immediate |
Format: |
AT [cmds] &V [cmds] |
Description: |
Displays active and stored configuration profiles |
Command |
Function |
&V0 |
Displays the active profile to stored profile 0 |
&V1 |
Displays the active profile to stored profile 1 |
&V3 |
Displays the relay and general-purpose I/O satus |
Extended AT Command Set
AUTO-FALLBACK/FALL-FORWARD | |
Type: |
Configuration |
Format: |
AT [cmds] %Gn [cmds] |
Description: |
Selects auto-fallback/fall-forward |
Command |
Function |
%G0 |
Auto-fallback/fall-forward enabled |
%G1 |
Auto-fallback/fall-forward disabled |
AUTO_RELIABLE FALLBACK | |
Type: |
Configuration |
Format: |
AT [cmds] %An [cmds] |
Description: |
Set auto-reliable fallback character to n (n=0-127) (requires the \C2 setting) |
Command |
Function |
-C0 |
Calling tone disabled |
-C1 |
1300hz calling tone |
-C2 |
V.8 and 1300hz calling tones enabled |
CALLING TONE | |
Type: |
Configuration |
Format: |
AT [cmds] -C [cmds] |
Description: |
Controls calling tone |
Command |
Function |
-C0 |
Calling tone disabled |
-C1 |
1300hz calling tone |
-C2 |
V.8 and 1300hz calling tones enabled |
MNP CLASS 5 DATA COMPRESSION | |
Type: |
Configuration |
Format: |
AT [cmds] %C [cmds] |
Description: |
Controls the MNP class 5 data compression |
Command |
Function |
%C0 |
Disable MNP class 5 data compression |
%C1 |
Enable MNP class 5 data compression |
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 |
Normal mode enabled |
\N2 |
Reliable mode enabled |
\N3 |
Auto-reliable mode enabled |
\N4 |
V.42 reliable mode enabled |
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 |
XON/XOFF software flow control enabled |
\Q2 |
CTS flow control by DCE enabled |
\Q3 |
RTS/CTS hardware flow control enabled |
INACTIVITY TIMER | |
Type: |
Configuration |
Format: |
AT [cmds] \Tn [cmds] |
Default: |
0 |
Range: |
0-90 |
Unit: |
1 second |
Description: |
Sets the length of time that the modem does not receive information before it disconnects. |
S(status) -REGISTERS
SLEEP TIMER | |
Type: |
Register |
Format |
AT [cmds] S33=n [cmds] |
Default: |
Unidentified |
Range: |
0-255 |
Unit: |
Unidentified |
Description: |
Maximum duration of DTE and DCE inactivity allowed prior to initiating low-power sleep mode. |
STANDARD AT# VOICE COMMAND SET
VOICE MODEM SELECT | |
Type: |
Immediate |
Format: |
AT [cmds] +FCLASS=8 [cmds] |
Description: |
Select voice modem |
FLOW CONTROL | |
Type: |
Immediate |
Format: |
AT [cmds] +FLO [cmds] |
Description: |
Flow control select |
TONE GENERATOR LENGTH | |
Format |
AT [cmds] +VBT=n [cmds] |
Default: |
10 |
Range: |
0 - 40 |
Unit: |
0.1 second |
Description: |
Sets the length of DTMF tones that are generated. |
CALLED ID | |
Type: |
Immediate |
Format: |
AT [cmds] +VCID=n [cmds] |
Description: |
Called ID selection |
VOICE COMMAND | |
Type: |
Immediate |
Format: |
AT [cmds] +VCSD=n [cmds] |
Description: |
Voice command mode silence detection |
DISTINCTIVE RING | |
Type: |
Immediate |
Format: |
AT [cmds] +VDR=n [cmds] |
Description: |
Distinctive ring selection |
EVENT REPORTING | |
Type: |
Immediate |
Format: |
AT [cmds] +VEM=n [cmds] |
Description: |
Event reporting and masking |
GAIN | |
Type: |
Immediate |
Format: |
AT [cmds] +VGM=n [cmds] |
Description: |
Speakerphone microphone gain |
GAIN | |
Type: |
Immediate |
Format: |
AT [cmds] +VGR=n [cmds] |
Description: |
Receive gain |
GAIN | |
Type: |
Immediate |
Format: |
AT [cmds] +VGS=n [cmds] |
Description: |
Speakerphone speaker gain |
VOICE VOLUME LEVEL | |
Type: |
Configuration |
Format: |
AT [cmds] +VGT=n [cmds] |
Description: |
Sets the volume level when playing back audio signals. |
INITIALIZE PARAMETER | |
Type: |
Immediate |
Format: |
AT [cmds] +VIP [cmds] |
Description: |
Initialize parameter |
INACTIVITY TIMER | |
Type: |
Immediate |
Format: |
AT [cmds] +VIT=n [cmds] |
Description: |
DTE/DCE inactivity timer |
VOICE DEVICE | |
Type: |
Configuration |
Format: |
AT [cmds] +VLS=n [cmds] |
Description: |
Selects the I/O device for the DSP chip. |
Note: |
This modem may not support all options listed below. The #VLS? command will display the available options. |
Command |
Function |
í +VLS=0 |
Telephone line and handset used for voice I/O. |
+VLS=1 |
Telephone handset used for voice I/O. |
+VLS=2 |
Internal speaker only used for voice I/O. |
+VLS=3 |
External microphone only used for voice I/O. |
+VLS=4 |
Telephone line and handset used for voice I/O; internal speaker enabled. |
+VLS=5 |
Headset used for voice I/O. |
+VLS=6 |
Speakerphone used for voice I/O. |
+VLS=7 |
Handset muted by disconnecting handset or speakerphone from telephone line. |
+VLS=8 |
Connects caller ID relay for recording of conversation over handset. |
+VLS=9 |
Connects handset (or speakerphone) to DSP chip for recording or playback. |
AUTO HANG-UP | |
Type: |
Immediate |
Format: |
AT [cmds] +VNH=n [cmds] |
Description: |
Automatic hang-up control |
VOICE RE-RING DETECT TIME | |
Type: |
Configuration |
Format: |
AT [cmds] +VRA=n [cmds] |
Default: |
70 |
Range: |
0-255 |
Unit: |
10 mS |
Description: |
Sets the maximum time the modem will wait for the remote station to ring again before it assumes that it has gone off-hook. |
VOICE RING DETECT TIME | |
Type: |
Configuration |
Format: |
AT [cmds] +VRN=n [cmds] |
Default: |
Unidentified |
Range: |
Unidentified |
Unit: |
Unidentified |
Description: |
Sets the maximum time the modem will wait for the remote station to ring before it assumes that it went off-hook before it rang. |
VOICE RECEIVE | |
Type: |
Immediate |
Format: |
AT [cmds] +VRX |
Description: |
Commands the modem to begin receiving voice data. |
SILENCE DETECTION | |
Type: |
Immediate |
Format: |
AT [cmds] +VSD=n [cmds] |
Description: |
Silence detection (quiet and silence) |
COMPRESSION | |
Type: |
Immediate |
Format: |
AT [cmds] +VSM=n [cmds] |
Description: |
Compression method selection |
SPEAKERPHONE CONTROL | |
Type: |
Configuration |
Format: |
AT [cmds] +VSP=n [cmds] |
Default: |
Unidentified |
Range: |
0 - 255 |
Unit: |
.1 second |
Description: |
Speakerphone on/off control |
TONE DETECTION | |||||
Format: |
AT [cmds] +VTD=x,y,z [cmds] | ||||
Default: |
x ,y,z 63 | ||||
Range: |
0 - 63 | ||||
Description: |
Sets which tones the tone detection will report. | ||||
Note: |
The value of x sets the tone detection modes in voice transmit mode, y sets them in voice receive mode, and z sets them in voice command mode. | ||||
Bit |
Value |
Function | |||
0 |
0 í 1 |
DTMF tones are not detected. DTMF tones are detected. | |||
1 |
0 í 1 |
V.25 1300Hz calling tone is not detected. V.25 1300Hz calling tone is detected. | |||
2 |
0 í 1 |
T.30 1100Hz fax tone is not detected. T.30 1100Hz fax tone is detected. | |||
3 |
0 í 1 |
V.25/T.30 2100Hz answer tone is not detected. V.25/T.30 2100Hz answer tone is detected. | |||
4 |
0 í 1 |
Bell 2225Hz answer tone is not detected. Bell 2225Hz answer tone is detected. | |||
5 |
0 í 1 |
Call progress tones are not detected. Call progress tones are detected. |
TONE GENERATOR - TIMED PHONE KEYS | |
Type: |
Immediate |
Format: |
AT [cmds] +VTS={a, n} |
Range: |
a 0-9, A-D, #, *; x 0-255 |
Unit: |
x .1 second |
Description: |
Generates the DTMF tone for duration x for the character a. |
VOICE TRANSMIT | |
Type: |
Immediate |
Format: |
AT [cmds] +VTX |
Description: |
Commands the modem to begin transmitting voice data. |