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 |