UNIQUE HARDWARE CO., LTD.
VAX I34F
Card Type |
Modem (synchronous/asynchronous) |
Chipset |
Rockwell |
I/O Options |
Microphone in, speaker out, voice, speakerphone, DSVD |
Maximum Data Rate |
28.8Kbps |
Maximum Fax Rate |
14.4Kbps |
Data Modulation |
Bell 103A, 212A ITU-T V.21, V.22, V.22bis, V.32, V.32bis, V.34 Rockwell V.FC |
Fax Modulation |
ITU-T V.17, V.21CH2, V.27ter, V.29 |
Error Correction/Compression |
MNP5, V.42, V.42bis |
Fax Class |
Class I & II |
Data Bus |
8-bit ISA |
Card Size |
Unidentified |
53555
SERIAL PORT ADDRESS SELECTION | ||||
Setting |
SW1/1 |
SW1/2 |
SW1/3 |
SW1/4 |
3F8h (COM1:) |
Off |
On |
On |
Off |
2F8h (COM2:) |
Off |
On |
Off |
On |
3E8h (COM3:) |
On |
Off |
On |
Off |
2E8h (COM4:) |
On |
Off |
Off |
On |
INTERRUPT SELECTION | ||||
Setting |
SW1/5 |
SW1/6 |
SW1/7 |
SW1/8 |
3 |
On |
Off |
Off |
Off |
4 |
Off |
On |
Off |
Off |
5 |
Off |
Off |
On |
Off |
7 |
Off |
Off |
Off |
On |
MISCELLANEOUS TECHNICAL NOTES |
Diagram not available. |
SUPPORTED STANDARD COMMANDS |
Basic AT Commands |
+++, ‘comma’, A/ |
A, B, E, H, L, M, N, O, P, Q, T, V, W, X, Y, Z |
&C, &D, &F, &G, &K, &L, &M, &P, &Q, &R, &S, &T, &V, &W, &X, &Y, &Z |
Extended AT Commands |
\A, \B, \G, \K, \L, \N |
%C, %E, %L, %Q |
Special AT Commands |
#CID, +MS |
S-Registers |
S0, S1, S2, S3, S4, S5, S6, S7, S8, S9, S10, S11, S12, S14, S16, S18, S21, S22, S23, S25, S26 |
S27, S28, S29, S30, S31, S32, S33, S36, S38, S40, S41, S46, S48, S82, S86, S95 |
Note: See MHI help file for complete information. |
Proprietary AT Command Set
DISPLAY CHIPSET MANUFACTURER | |
Type: |
Immediate |
Format: |
AT [cmds] #MFR? [cmds] |
Description: |
Displays the voice chipset manufacturer’s name. |
DISPLAY CHIPSET MODEL NAME | |
Type: |
Immediate |
Format: |
AT [cmds] #MDL? [cmds] |
Description: |
Displays the model name of the modem's voice chipset. |
DISPLAY CHIPSET REVISION | |
Type: |
Immediate |
Format: |
AT [cmds] #REV? [cmds] |
Description: |
Displays the revision level of the modem's voice chipset. |
DSVD MODE | |
Type: |
Configuration |
Format: |
AT [cmds] -SSE=n [cmds] |
Description: |
Select whether the modem will use DSVD mode. |
Command |
Function |
í -SSE=0 |
DSVD mode disabled. |
-SSE=1 |
DSVD mode enabled. |
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 1 mode. |
#CLS=2 |
Modem will operate in fax class 2 mode. |
#CLS=8 |
Modem will operate in voice mode. |
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 - DIRECT ENTRY | |
Type: |
Immediate |
Format: |
AT [cmds] #VTS=[m, n, x] |
Range: |
m 200-3000, n 200-3000, x 0-255 |
Unit: |
m 1 Hz, n 1 Hz, x .1 second |
Description: |
Generates a dual-frequency tone for duration x at frequencies m and n. |
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. |
TONE GENERATOR - PHONE KEYS | |
Type: |
Immediate |
Format: |
AT [cmds] #VTS=a |
Range: |
0-9, A-D, #, * |
Description: |
Generates the DTMF tones for the characters in the string for the duration set with +VBT. |
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. |
VOICE BUFFER SPACE | |
Type: |
Configuration |
Format: |
AT [cmds] #VSK=n [cmds] |
Default: |
255 |
Range: |
0 - 255 |
Unit: |
1 byte |
Description: |
Sets the amount of data the modem can send into the buffer after the XOFF signal is sent. |
VOICE DEVICE | |
Type: |
Configuration |
Format: |
AT [cmds] #VLS=n [cmds] |
Description: |
Selects the I/O device for the DSP chip. |
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. |
VOICE - DISPLAY BUFFER SIZE | |
Type: |
Immediate |
Format: |
AT [cmds] #VBQ? [cmds] |
Description: |
Displays the size of the voice buffer. |
VOICE - DISPLAY COMPRESSION TYPE | |
Type: |
Immediate |
Format: |
AT [cmds] #VCI? [cmds] |
Description: |
Displays the type of compression currently in use. |
VOICE - LOCAL SERIAL PORT SPEED | |
Type: |
Configuration |
Format: |
AT [cmds] #BDR=n [cmds] |
Default: |
0 |
Range: |
0 - 48 |
Unit: |
2400bps |
Description: |
Sets the speed of the local serial port when in voice mode. A value of 0 indicates that the modem should auto-detect the correct serial port speed. |
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 RECEIVE | |
Type: |
Immediate |
Format: |
AT [cmds] #VRX |
Description: |
Commands the modem to begin receiving voice data. |
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 SAMPLE QUALITY | |
Type: |
Configuration |
Format: |
AT [cmds] #VBS=n [cmds] |
Description: |
Selects the number of bits per sample that the modem records. |
Command |
Function |
#VBS=2 |
Modem records 2 bits per sample in ADPCM encoding. |
í #VBS=4 |
Modem records 4 bits per sample in ADPCM encoding. |
#VBS=8 |
Modem records 8 bits per sample in PCM encoding. |
VOICE SAMPLING RATE | |
Type: |
Configuration |
Format: |
AT [cmds] #VSR=n [cmds] |
Description: |
Sets the sampling rate used when recording voice signals. |
Command |
Function |
í #VSR=7200 |
Selects a sampling rate of 7.2KHz. |
#VSR=11025 |
Selects a sampling rate of 11.025KHz in PCM encoding only. |
VOICE SILENCE DETECTION TIME | |
Type: |
Configuration |
Format: |
AT [cmds] #VSP=n [cmds] |
Default: |
Unidentified |
Range: |
0 - 255 |
Unit: |
.1 second |
Description: |
Sets the minimum amount of silence that the modem will detect. |
VOICE SILENCE DETECTION THRESHOLD | |
Type: |
Configuration |
Format: |
AT [cmds] #VSS=n [cmds] |
Description: |
Sets the threshold of sensitivity that the modem uses to determine silence detection. |
Command |
Function |
#VSS=0 |
Silence detection disabled. |
#VSS=1 |
Minimum silence detection sensitivity. |
#VSS=2 |
Standard silence detection sensitivity. |
#VSS=3 |
Maximum silence detection sensitivity. |
VOICE TIMING MARK | ||
Type: |
Configuration | |
Format: |
AT [cmds] #VTM=n [cmds] | |
Description: |
Configures timing mark placement. | |
Command |
Function | |
#VTM=0 |
Timing marks disabled. | |
#VTM=10 |
Timing marks enabled at 1 second intervals. |
VOICE TRANSMISSION LEVEL | |
Type: |
Configuration |
Format: |
AT [cmds] #TL=hhhh [cmds] |
Default: |
3F44 for phone line, 7FFF for handset or speaker |
Range: |
0000 - 7FFF |
Unit: |
Unidentified (hexadecimal) |
Description: |
Sets the transmission level for sending audio in voice mode. |
VOICE TRANSMIT | |
Type: |
Immediate |
Format: |
AT [cmds] #VTX |
Description: |
Commands the modem to begin transmitting voice data. |
See UNIQUE HARDWARE CO., LTD. DART I34F for a full command summary.