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. |