MULTIWAVE INNOVATION, INC
COMMWAVE V.34 PLUG & PLAY (VER.1.0)
Card Type | Modem (synchronous/asynchronous), Voice |
Chipset | PCtel |
Maximum Modem Rate | 33.6Kbps |
Maximum Fax Rate | 14.4Kbps |
Fax Class | Class I & II |
Modem Modulation Protocol | Bell 103A/212A ITU-T V.21, V.22, V.22bis, V.23, V.32, V.32bis, V.34 |
Fax Modulation Protocol | ITU-T V.17, V.21 CH2, V.27ter, V.29 |
Error Correction/Compression | MNP5, V.42, V.42bis |
Data Bus | 16-bit ISA |
CONNECTIONS | ||||||
Function | Label | Function | Label | |||
Line out | CN1 | Line in | CN2 |
SUPPORTED COMMAND SET |
Basic AT Commands |
AT, A/ |
A, E, H, L, M, O, P, Q, T, V, W, X, Y, Z |
&C, &F, &G, &W, &X, &Y, &Z |
Extended AT Commands |
\A, \B, \G, \K, \L, \N |
%C, %L, %Q |
S Registers |
S0, S1, S2, S3, S4, S5, S6, S7, S8, S9, S10, S11, S12, S18, S25, S30, S32, S33, S38, S91 |
Special Commands |
#CID |
Voice Commands |
#BDR, #MDL?, #MFR?, #REV?, #SPK, #TL, #VBQ?, #VBT, #VCI?, #VLS, #VRA, #VRN, #VRX |
#VSD, #VSK, #VSP, #VSS, #VTD, #VTS, #VTX |
Note: See MHI Help File for full command documentation. |
Proprietary 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 | Auto-mode detection disabled |
í N1 | Auto-mode detection enabled |
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. Originate mode will transmit at 75bps and receive at 1200bps; answer mode will transmit at 1200bps and receive at 75bps | |
Command | Protocol |
B0 | ITU-T V.22 |
í B1 | Bell 212A |
B2 | ITU-T V.23 |
CONFIGURATION PROFILES | |
Type: | Immediate |
Format: | AT [cmds] &V [cmds] |
Description: | Displays active and stored configuration profiles |
Command | Function |
&V0 | Display active profile |
&V1 | Display stored profiles |
&V2 | Display stored telephone numbers |
DATA SET READY (DSR) | |
Type: | Configuration |
Format: | AT [cmds] &Sn [cmds] |
Description: | Selects DSR options |
Command | Function |
í &S0 | DSR forced high |
&S1 | DSR high only while modem is handshaking or connected |
DATA TERMINAL READY (DTR) | |
Type: | Configuration |
Format: | AT [cmds] &Dn [cmds] |
Description: | Selects modem response to DTR |
Command | Function |
í &D0 | DTR forced high |
&D1 | DTR drop causes online command mode |
&D2 | DTR drop causes hang-up |
&D3 | DTR drop causes reset. &Y determines power-up profile |
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 |
DSn | 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@ | Wait for Quite Answer function enabled. Modem waits until a "quiet answer," a ring-back signal followed by 5 seconds of silence |
D! | Flash function initiated. Modem commanded to go off-hook for specified time before returning on-hook. |
D; | Modem returned to idle state after dialing. The semicolon can only be placed at the end of the dial command. |
D^ | 1300Hz calling tone enabled |
DISPLAY LIST | |
Type: | Immediate |
Format: | AT [cmds] &$ [cmds] |
Description: | Displays a list of ampersand commands |
FLOW CONTROL | |
Type: | Configuration |
Format: | AT [cmds] &Kn [cmds] |
Description: | Enables flow control options |
Command | Function |
&K0 | Flow control disabled |
&K3 | RTS/CTS flow control enabled |
&K4 | XON/XOFF flow control enabled |
&K5 | Transparent XON/XOFF flow control enabled |
&K6 | RTS/CTS & XON/XOFF flow control enabled |
PULSE DIALING RATIO | |
Type: | Configuration |
Format: | AT [cmds] &Pn [cmds] |
Description: | Selects pulse dial make/break ratio |
Command | Function |
&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 5 digit product code |
I1 | Reports hardware variation code |
I2 | Reports internal code |
I3 | Reports software revision level |
I4 | Reports product feature |
TEST MODES | |
Type: | Immediate |
Format: | AT [cmds] &Tn |
Description: | Selects test options |
Command | Function |
&T0 | End current test |
&T1 | Begin local analog loopback test |
TRELLIS CODING | |
Type: | Configuration |
Format: | AT [cmds] &Un [cmds] |
Description: | Enables/disables trellis coding |
Command | Function |
í &U0 | V.32 trellis coding enabled |
&U1 | V.32 trellis coding disabled |
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 |
%E0 | Auto-retrain disabled |
%E1 | Auto-retrain enabled |
í %E2 | Auto-retrain & fallback enabled |
%E3 | Auto-retrain & fast hang-up enabled |
S(status) REGISTERS
BIT RATE | |
Type: | Register |
Format | AT [cmds] S34=n [cmds] |
Range: | 0-11 |
Unit: | Kbps |
Description: | Sets maximum bit rate for V.34 |
V.34 BAUD RATE | |
Type: | Register |
Format | AT [cmds] S35=n [cmds] |
Description: | Sets the minimum allowable baud rate for V.34 negotiation. |
Command | Function |
S35=0 | 2400bps |
S35=1 | 2743bps |
S35=2 | 2800bps |
S35=3 | 3000bps |
S35=4 | 3200bps |
S35=5 | 3429bps |
DCE LINE SPEED | |
Type: | Register |
Format | AT [cmds] S37=n [cmds] |
Description: | Sets the maximum allowable data exchange rate attempted during handshake process. |
Command | Function |
S37=0 | Attempt to connect at highest speed |
S37=3 | 300bps |
S37=4 | 1200bps |
S37=6 | 2400bps |
S37=7 | 4800bps |
S37=8 | 7200bps |
S37=9 | 9600bps |
S37=10 | 12.0Kbps |
S37=11 | 14.4Kbps |
S37=12 | 33.6Kbps |
CONNECTION FAILURE CODES | |
Type: | Register |
Format | AT [cmds] S86? [cmds] |
Description: | Reports codes which correspond to the possible causes of a connection failure |
Value | Meaning |
0 | Normal hang up |
4 | Carrier signal lost |
5 | No error-control detected for remote modem during feature negotiation |
6 | Remote modem failed to respond to feature negotiation |
9 | No common protocol found |
12 | No failure - remote modem disconnected normally |
13 | Remote modem failed to respond after 10 re-transmissions same message |
14 | Violation of negotiated protocol caused failure |
20 | Long Space Disconnect (Y1) time limit reached |
VOICE COMMANDS
MODE SELECTION | |
Type: | Immediate |
Format: | AT [cmds] #CLS=n [cmds] |
Description: | Selects which mode the modem will operate in. |
Command | Function |
#CLS=0 | Modem will operate in data mode. |
#CLS=1 | Modem will operate in fax class I mode. |
#CLS=8 | Modem will operate in voice mode. |
RECORD GAIN | |
Type: | Configuration |
Format: | AT [cmds] #RG=hhhh [cmds] |
Default: | 7FFF |
Range: | 0000 - 7FFF |
Unit: | Unidentified (hexadecimal) |
Description: | Sets the record gain. #RG? queries value |
VOICE SAMPLE QUALITY | |
Type: | Configuration |
Format: | AT [cmds] #VBS=n [cmds] |
Description: | Selects the number of bits per sample that the modem records. |
Note: | Only 4 bits per sample compression ratio is supported, The #VBS? command will return 4. |
Command | Function |
í #VBS=4 | Modem records 4 bits per sample in ADPCM encoding. |
VOICE SAMPLING RATE | |
Type: | Configuration |
Format: | AT [cmds] #VSR=n [cmds] |
Description: | Sets the sampling rate used when recording voice signals. |
Command | Function |
#VSR=8000 | Selects a sampling rate of 8000Hz |