MULTIWAVE INNOVATION, INC
COMMWAVE 56K PNP (REV.1.0)
|
Card Type |
Modem (synchronous/asynchronous), Voice |
|
Chipset |
PCtel |
|
Maximum Modem Rate |
56.0Kbps |
|
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, M, O, P, Q, T, V, W, X, Y, Z |
|
&C, &F, &G, &P, &W, &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. Handshake begins at line speed designated by the S37 register |
|
N1 |
Auto-mode detection enabled. Handshake conducted according to highest available line speed |
|
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 |
|
DSn |
Dial stored telephone number n |
|
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. |
|
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 |
|
REPORT INFORMATION | |
|
Type: |
Immediate |
|
Format: |
AT [cmds] In [cmds] |
|
Description: |
Displays information requested |
|
Command |
Function |
|
I0 |
Reports product code |
|
I1 |
Reports hardware variation |
|
I2 |
Reports internal code |
|
I3 |
Reports software revision number |
|
I4 |
Reports product feature listing |
|
SPEAKER VOLUME | |
|
Type: |
Configuration |
|
Format: |
AT [cmds] Ln [cmds] |
|
Description: |
Controls speaker volume. Hardware currently limits speaker settings to on/off |
|
Command |
Function |
|
L0 |
Speaker disabled |
|
í L1 |
Low volume setting |
|
L2 |
Low volume setting |
|
L3 |
Low volume setting |
|
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 |
|
COUNTRY SELECT | |
|
Type: |
Configuration |
|
Format: |
AT [cmds] %In [cmds] |
|
Description: |
Selects country parameters. %I queries settings |
|
Command |
Function |
|
%I0 |
United States |
|
%I2 |
France |
|
%I3 |
Germany |
|
%I4 |
Italy |
|
%I5 |
Swedan |
|
%I6 |
United Kingdom |
|
%I7 |
Japan |
|
%I8 |
Australia |
|
%I9 |
Spain |
|
%I10 |
Taiwan |
|
%I11 |
Singapore |
|
%I12 |
Korea |
|
%I13 |
Switzerland |
|
%I14 |
Norway |
|
%I15 |
Netherlands |
|
%I16 |
Belgium |
|
%I17 |
Canada |
|
%I18 |
Ireland |
|
%I19 |
Portugal |
|
%I20 |
Poland |
|
%I21 |
Hungary |
|
%I22 |
Finland |
|
%I23 |
Denmark |
|
DYNAMIC CPU LOADING | ||
|
Type: |
Configuration | |
|
Format: |
AT [cmds] %Nn [cmds] | |
|
Description: |
Selects maximaum allowable percentage for CPU loading | |
|
Command |
Function | |
|
%N0 |
Dynamic CPU loading disabled | |
|
%N1 |
Dynamic CPU loading not to exceed 10% | |
|
%N2 |
Dynamic CPU loading not to exceed 20% | |
|
%N3 |
Dynamic CPU loading not to exceed 30% | |
|
%N4 |
Dynamic CPU loading not to exceed 40% | |
|
%N5 |
Dynamic CPU loading not to exceed 50% | |
|
%N6 |
Dynamic CPU loading not to exceed 60% | |
|
í %N7 |
Dynamic CPU loading not to exceed 70% | |
|
%N8 |
Dynamic CPU loading not to exceed 80% | |
|
%N9 |
Dynamic CPU loading not to exceed 90% | |
|
ENCODING | |
|
Type: |
Configuration |
|
Format: |
AT [cmds] %An [cmds] |
|
Description: |
Selects encoding |
|
Command |
Function |
|
%A0 |
m - law encoding |
|
%A1 |
A - law encoding |
SPECIAL COMMANDS
|
INVALID TIES RESULT CODE | |
|
Type: |
Configuration |
|
Format: |
AT [cmds] *Qn [cmds] |
|
Description: |
Controls the result code sent when an invalid TIES escape sequence is detected after OK response has been sent |
|
Command |
Function |
|
í *Q0 |
CONNECT xxxx result code sent when an invalid TIES escape sequence is detected after OK response has been sent |
|
*Q1 |
xxxx result code sent when an invalid TIES escape sequence is detected after OK response has been sent |
S(status) REGISTERS
|
BIT RATE | |
|
Type: |
Register |
|
Format |
AT [cmds] S34=n [cmds] |
|
Range: |
0-32 |
|
Unit: |
32000 + S34 * 2000bps |
|
Description: |
Sets maximum bit rate for 56Kbps |
|
V.34 BAUD RATE | |
|
Type: |
Register |
|
Format |
AT [cmds] S35=n [cmds] |
|
Description: |
Sets the maximum 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 possible 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 |
V.34 |
|
S37=13 |
56.0Kbps |
|
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 |
|
15 |
Loss of data compression 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 |