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# LASAT COMMUNICATIONS A/S
SAFIRE 288 VOICE
Card Type Modem (synchronous/asynchronous)
Chipset Unidentified
I/O Options Voice
Maximum Data Rate 33.6Kbps
Maximum Fax Rate 14.4Kbps
Data Modulation Bell 103A/212A
ITU-T V.21, V.22, V.22bis, V.23, V.32,
V.32bis, V.34
Rockwell V.FC
Fax Modulation ITU-T V.17
Error MNP5, MNP10, V.42, V.42bis
Correction/Compression
Fax Class Class I & II
Data Bus Serial
IMG IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Function | Label | Function | Label |
|-------------------+-------+------------------------+-------|
| DC power in | CN1 | Telephone line out | CN3 |
|-------------------+-------+------------------------+-------|
| Serial port | CN2 | | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DIAGNOSTIC LED(S) |
|------------------------------------------------------------|
| LED | Color | Status | Condition |
|------+-------+----------+----------------------------------|
| ON | Red | On | Power is on |
|------+-------+----------+----------------------------------|
| ON | Red | Off | Power is off |
|------+-------+----------+----------------------------------|
| TR | Red | On | DTR signal is high |
|------+-------+----------+----------------------------------|
| TR | Red | Off | DTR signal is low |
|------+-------+----------+----------------------------------|
| CD | Red | On | Carrier signal detected |
|------+-------+----------+----------------------------------|
| CD | Red | Off | Carrier signal not detected |
|------+-------+----------+----------------------------------|
| CD | Red | Blinking | Phone is ringing |
|------+-------+----------+----------------------------------|
| COMP | Red | On | Modem is connected with data |
| | | | compression |
|------+-------+----------+----------------------------------|
| COMP | Red | Off | Modem is not connected with data |
| | | | compression |
+------------------------------------------------------------+
+------------------------------------------------------------+
| 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, &P, &Q, &R, &S, &T, &V, &W, &Y, &Z |
|------------------------------------------------------------|
| Extended AT Commands |
|------------------------------------------------------------|
| \A, \B, \G, \K, \N |
|------------------------------------------------------------|
| %C, %E, %L, %Q |
|------------------------------------------------------------|
| Special AT Commands |
|------------------------------------------------------------|
| :E, *H, -K, )M, @M, +MS, -Q |
|------------------------------------------------------------|
| S-Registers |
|------------------------------------------------------------|
| S0, S1, S2, S3, S4, S5, S6, S7, S8, S9, S10, S11, S12, |
| S14, S16, S18, S21, S22, S23, S24, S25 |
|------------------------------------------------------------|
| S26, S27, S29, S30, S31, S32, S33, S36, S38, S39, S46, |
| S48, S82, S86, S91, S92, S95, S201 |
|------------------------------------------------------------|
| Note: See MHI help file for complete information. |
+------------------------------------------------------------+
Proprietary AT Command Set
+------------------------------------------------------------+
| AUTOSYNC OPTIONS |
|------------------------------------------------------------|
| Type: | Register |
|--------------+---------------------------------------------|
| Format | AT [cmds] S19=n [cmds] |
|--------------+---------------------------------------------|
| Default: | 26 |
|--------------+---------------------------------------------|
| Range: | 0 - 30 |
|--------------+---------------------------------------------|
| Description: | Controls autosync protocol, HDLC address |
| | detection, bit coding, and HDLC idle. |
|--------------+---------------------------------------------|
| Bit | Value | Function |
|------+-------+---------------------------------------------|
| 0 | 0 | Not used |
|------+-------+---------------------------------------------|
| 1 | 0 | Binary synchronous protocol used. |
| | | |
| | í 1 | HDLC protocol used. |
|------+-------+---------------------------------------------|
| 2 | í 0 | HDLC address detect disabled. |
| | | |
| | 1 | HDLC address detect enabled. |
|------+-------+---------------------------------------------|
| 3 | 0 | NRZI bit coding used. |
| | | |
| | í 1 | NRZ bit coding used. |
|------+-------+---------------------------------------------|
| 4 | 0 | HDLC idle sends MARK. |
| | | |
| | í 1 | HDLC idle sends FLAG or SYNC. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| AUTOSYNC HDLC ADDRESS |
|------------------------------------------------------------|
| Type: | Register |
|--------------+---------------------------------------------|
| Format: | AT [cmds] S20=n [cmds] |
|--------------+---------------------------------------------|
| Default: | 0 |
|--------------+---------------------------------------------|
| Range: | 0-255 |
|--------------+---------------------------------------------|
| Unit: | Unidentified |
|--------------+---------------------------------------------|
| Description: | Sets the HDLC address and binary |
| | synchronous character. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| BIT-MAPPED REGISTER S28 |
|------------------------------------------------------------|
| Format | AT [cmds] S28=n [cmds] |
|--------------+---------------------------------------------|
| Default: | 0 |
|--------------+---------------------------------------------|
| Range: | 0 - 153 |
|--------------+---------------------------------------------|
| Description: | Controls V.23 split speed, half duplex, |
| | pulse dialing, and MNP10 link negotiation. |
|--------------+---------------------------------------------|
| Bit | Value | Function |
|------+-------+---------------------------------------------|
| 0 | í 0 | V.23 split speed operation disabled. |
| | | |
| | 1 | V.23 split speed operation enabled. |
|------+-------+---------------------------------------------|
| 2, 1 | 00 | Not used. |
|------+-------+---------------------------------------------|
| 4, 3 | í 00 | 39ms make/61ms break at 10pps. |
| | | |
| | 01 | 33ms make/67ms break at 10pps. |
| | | |
| | 10 | 39ms make/61ms break at 20pps. |
| | | |
| | 11 | 33ms make/67ms break at 20pps. |
|------+-------+---------------------------------------------|
| 5 | 0 | Not used. |
|------+-------+---------------------------------------------|
| 7, 6 | í 00 | Link will be negotiated at highest possible |
| | | speed. |
| | 01 | |
| | | Link will be negotiated at 1200bps. |
| | 10 | |
| | | Link will be negotiated at 4800bps. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| BIT-MAPPED REGISTER S40 |
|------------------------------------------------------------|
| Format | AT [cmds] S40=n [cmds] |
|--------------+---------------------------------------------|
| Default: | 107 |
|--------------+---------------------------------------------|
| Range: | 0 - 255 |
|--------------+---------------------------------------------|
| Description: | Controls power level and break handling; |
| | selects MNP extended services, link |
| | negotiation, and block size. |
|--------------+---------------------------------------------|
| Bit | Value | Function |
|------+-------+---------------------------------------------|
| 0 | 0 | MNP10 disabled. |
| | | |
| | í 1 | MNP10 enabled. |
|------+-------+---------------------------------------------|
| 1 | 0 | MNP10 at 2400 and 1200bps disabled. |
| | | |
| | í 1 | MNP10 at 2400 and 1200bps enabled. |
|------+-------+---------------------------------------------|
| 2 | í 0 | Power level adjustment enabled. |
| | | |
| | 1 | Power level adjustment disabled. |
|------+-------+---------------------------------------------|
| 5, | 000 | \K0 set. |
| 4, 3 | | |
| | 001 | \K1 set. |
| | | |
| | 010 | \K2 set. |
| | | |
| | 011 | \K3 set. |
| | | |
| | 100 | \K4 set. |
| | | |
| | í 101 | \K5 set. |
|------+-------+---------------------------------------------|
| 7, 6 | 00 | MNP block size is 64 characters. |
| | | |
| | í 01 | MNP block size is 128 characters. |
| | | |
| | 10 | MNP block size is 192 characters. |
| | | |
| | 11 | MNP block size is 256 characters. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| BIT-MAPPED REGISTER S41 |
|------------------------------------------------------------|
| Format | AT [cmds] S41=n [cmds] |
|--------------+---------------------------------------------|
| Default: | 3 |
|--------------+---------------------------------------------|
| Range: | 0 - 91 |
|--------------+---------------------------------------------|
| Description: | Selects compression, auto-retrain and |
| | auto-fallback/fall-forward, flow control, |
| | and MNP mode. |
|--------------+---------------------------------------------|
| Note: | Be aware that bit 6 is out of order. |
|--------------+---------------------------------------------|
| Bit | Value | Function |
|------+-------+---------------------------------------------|
| 1, 0 | 00 | Data compression disabled. |
| | | |
| | 01 | MNP5 enabled. |
| | | |
| | 10 | V.42bis enabled. |
| | | |
| | í 11 | MNP5 and V.42bis enabled. |
|------+-------+---------------------------------------------|
| 6, 2 | í 00 | Auto-retrain disabled. |
| | | |
| | 01 | Auto-retrain enabled. |
| | | |
| | 10 | Auto-fallback/fall-forward enabled. |
|------+-------+---------------------------------------------|
| 3 | í 0 | Flow control disabled. |
| | | |
| | 1 | Flow control enabled. |
|------+-------+---------------------------------------------|
| 4 | í 0 | Stream mode for MNP. |
| | | |
| | 1 | Block mode for MNP. |
|------+-------+---------------------------------------------|
| 5 | 0 | Not used. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CALLBACK PASSWORD |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] *Pn:xxxxx:<#> |
|--------------+---------------------------------------------|
| Description: | Changes connection password number n. n |
| | must be between 0 and 4. The password must |
| | be between 6 and 12 characters. If no |
| | callback number is supplied, the modem will |
| | check for a password but will not perform a |
| | callback. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| COUNTRY CODE |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] *NCn [cmds] |
|--------------+---------------------------------------------|
| Description: | Sets the factory defaults according to the |
| | country specified. The next power-up or ATZ |
| | command will reset the modem to the |
| | appropriate defaults. |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| *NC1 | Set country code for Austria. |
|--------------+---------------------------------------------|
| *NC2 | Set country code for Belgium. |
|--------------+---------------------------------------------|
| *NC3 | Set country code for Denmark. |
|--------------+---------------------------------------------|
| *NC4 | Set country code for Finland. |
|--------------+---------------------------------------------|
| *NC5 | Set country code for France. |
|--------------+---------------------------------------------|
| *NC6 | Set country code for Germany. |
|--------------+---------------------------------------------|
| *NC7 | Set country code for Ireland. |
|--------------+---------------------------------------------|
| *NC8 | Set country code for Italy. |
|--------------+---------------------------------------------|
| *NC9 | Set country code for Luxembourg. |
|--------------+---------------------------------------------|
| *NC10 | Set country code for the Netherlands. |
|--------------+---------------------------------------------|
| *NC11 | Set country code for Norway. |
|--------------+---------------------------------------------|
| *NC12 | Set country code for Portugal. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| COUNTRY CODE (CON’T) |
|------------------------------------------------------------|
| Command | Function |
|------------+-----------------------------------------------|
| *NC13 | Set country code for Spain. |
|------------+-----------------------------------------------|
| *NC14 | Set country code for Sweden. |
|------------+-----------------------------------------------|
| *NC15 | Set country code for Switzerland. |
|------------+-----------------------------------------------|
| *NC16 | Set country code for Great Britain. |
|------------+-----------------------------------------------|
| *NC20 | Set country code for Canada. |
|------------+-----------------------------------------------|
| *NC21 | Set country code for Mexico. |
|------------+-----------------------------------------------|
| *NC22 | Set country code for the United States. |
|------------+-----------------------------------------------|
| *NC40 | Set country code for Australia. |
|------------+-----------------------------------------------|
| *NC43 | Set country code for Japan. |
|------------+-----------------------------------------------|
| *NC47 | Set country code for Singapore. |
|------------+-----------------------------------------------|
| *NC48 | Set country code for New Zealand. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DIAL |
|------------------------------------------------------------|
| Type: | Immediate |
|--------------+---------------------------------------------|
| Format: | AT [cmds] D<#> [cmds] |
|--------------+---------------------------------------------|
| Description: | Dials the telephone number indicated |
| | according to any modifiers included in the |
| | string. |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| DJ | MNP10 link will be negotiated at 1200bps |
| | for this call. |
|--------------+---------------------------------------------|
| DK | MNP10 power level adjustment enabled for |
| | this call. |
|--------------+---------------------------------------------|
| DL | Re-dial last number. |
|--------------+---------------------------------------------|
| DP | Pulse dialing enabled. |
|--------------+---------------------------------------------|
| DS=n | Dial stored telephone number n. |
|--------------+---------------------------------------------|
| DT | Tone dialing enabled. |
|--------------+---------------------------------------------|
| 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 Quiet 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^ | Calling tone disabled for this call. |
|--------------+---------------------------------------------|
| D; | Modem returned to idle state after dialing. |
| | The semicolon can only be placed at the end |
| | of the dial command. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DISPLAY BLACKLIST NUMBERS |
|------------------------------------------------------------|
| Type: | Immediate |
|--------------+---------------------------------------------|
| Format: | AT [cmds] *B [cmds] |
|--------------+---------------------------------------------|
| Description: | Displays the list of all the numbers on the |
| | blacklist and their statuses. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DISPLAY DELAYED NUMBERS |
|------------------------------------------------------------|
| Type: | Immediate |
|--------------+---------------------------------------------|
| Format: | AT [cmds] *D [cmds] |
|--------------+---------------------------------------------|
| Description: | Displays the list of all delayed numbers |
| | and their statuses. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DISPLAY INFORMATION |
|------------------------------------------------------------|
| Type: | Immediate |
|--------------+---------------------------------------------|
| Format: | AT [cmds] In [cmds] |
|--------------+---------------------------------------------|
| Description: | Displays information requested about the |
| | modem. |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| I0 | Displays product identification code. |
|--------------+---------------------------------------------|
| I1 | Displays ROM checksum. |
|--------------+---------------------------------------------|
| I2 | Tests and reports ROM checksum. |
|--------------+---------------------------------------------|
| I3 | Displays firmware revision. |
|--------------+---------------------------------------------|
| I4 | Displays production identification. |
|--------------+---------------------------------------------|
| I5 | Displays country code. |
|--------------+---------------------------------------------|
| I6 | Displays production identification. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DISPLAY STORED NUMBERS |
|------------------------------------------------------------|
| Type: | Immediate |
|--------------+---------------------------------------------|
| Format: | AT [cmds] \F [cmds] |
|--------------+---------------------------------------------|
| Description: | Displays all stored telephone numbers. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| FIRMWARE DOWNLOAD |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] ** [cmds] |
|--------------+---------------------------------------------|
| Description: | Downloads new code to the firmware flash |
| | memory at 57.6Kbps. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| LINE SPEED |
|------------------------------------------------------------|
| Type: | Register |
|--------------+---------------------------------------------|
| Format: | AT [cmds] S37=n [cmds] |
|--------------+---------------------------------------------|
| Description: | Sets the maximum allowable data exchange |
| | rate attempted during the handshaking |
| | process. |
|--------------+---------------------------------------------|
| í Command | Function |
|--------------+---------------------------------------------|
| S37=0 | Attempt to connect at fastest common speed. |
|--------------+---------------------------------------------|
| S37=1 | Set speed to 300bps. |
|--------------+---------------------------------------------|
| S37=2 | Set speed to 300bps. |
|--------------+---------------------------------------------|
| S37=3 | Set speed to 300bps. |
|--------------+---------------------------------------------|
| S37=5 | Set speed to 1200bps. |
|--------------+---------------------------------------------|
| S37=6 | Set speed to 2400bps. |
|--------------+---------------------------------------------|
| S37=7 | Attempt to connect with V.23. |
|--------------+---------------------------------------------|
| S37=8 | Set speed to 4800bps. |
|--------------+---------------------------------------------|
| S37=9 | Set speed to 9600bps. |
|--------------+---------------------------------------------|
| S37=10 | Set speed to 12Kbps. |
|--------------+---------------------------------------------|
| S37=11 | Set speed to 14.4Kbps. |
|--------------+---------------------------------------------|
| S37=12 | Set speed to 7200bps. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| 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 | DTMF tones are not detected. |
| | | |
| | í 1 | DTMF tones are detected. |
|------------------------------------------------------------|
| 1 | 0 | V.25 1300Hz calling tone is not |
| | | detected. |
| | í | |
| | 1 | V.25 1300Hz calling tone is detected. |
|-------------+----+-----------------------------------------|
| 2 | 0 | T.30 1100Hz fax tone is not detected. |
| | | |
| | í | T.30 1100Hz fax tone is detected. |
| | 1 | |
|-------------+----+-----------------------------------------|
| 3 | 0 | V.25/T.30 2100Hz answer tone is not |
| | | detected. |
| | í | |
| | 1 | V.25/T.30 2100Hz answer tone is |
| | | detected. |
|-------------+----+-----------------------------------------|
| 4 | 0 | Bell 2225Hz answer tone is not |
| | | detected. |
| | í | |
| | 1 | Bell 2225Hz answer tone is detected. |
|-------------+----+-----------------------------------------|
| 5 | 0 | Call progress tones are not detected. |
| | | |
| | í | Call progress tones are detected. |
| | 1 | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| 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. |
|--------------+---------------------------------------------|
| 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. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| 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 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. The #VBS? command will |
| | display the available options. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| VOICE SAMPLING RATE |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] #VSR=n [cmds] |
|--------------+---------------------------------------------|
| Description: | Sets the sampling rate used when recording |
| | voice signals, in Hertz. The #VSR? command |
| | will display the available options. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| 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=1 | Timing marks enabled. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| VOICE TRANSMISSION LEVEL |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] #TL=hhhh [cmds] |
|--------------+---------------------------------------------|
| Default: | 3FFF |
|--------------+---------------------------------------------|
| 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. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| VOICE VOLUME LEVEL |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] #VGT=n [cmds] |
|--------------+---------------------------------------------|
| Description: | Sets the volume level when playing back |
| | audio signals. |
+------------------------------------------------------------+