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# SIMA TECHNOLOGY CO., LTD.
V.34SV
Card Type Modem (synchronous/asynchronous)
Chip Set Unidentified
I/O Options Voice, speaker out, microphone in
Maximum Data Rate 33.6Kbps
Maximum Fax Rate 14.4Kbps
Data Bus Serial
Fax Class Class I & II
Data Modulation Bell 103A/212A
Protocol
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, V.21CH2, V.27ter, V.29
Protocol
Error MNP5, V.42, V.42bis
Correction/Compression
IMG IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Function | Label | Function | Label |
|------------------------------------------------------------|
| Line out | CN1 | RS-232/422 | CN5 |
|----------------------------+---------+--------------+------|
| Line in | CN2 | DC power | CN6 |
|----------------------------+---------+--------------+------|
| Speaker out | CN3 | Power switch | SW1 |
|----------------------------+---------+--------------+------|
| Microphone in | CN4 | | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DIAGNOSTIC LED(S) |
|------------------------------------------------------------|
| LED | Color | Status | Condition |
|-----+-------+----------+-----------------------------------|
| MR | Red | On | Power is on |
|-----+-------+----------+-----------------------------------|
| MR | Red | Blinking | Modem is in test mode |
|-----+-------+----------+-----------------------------------|
| MR | Red | Off | Power is off |
|-----+-------+----------+-----------------------------------|
| HS | Red | On | Modem is operating at 4800bps or |
| | | | faster |
|-----+-------+----------+-----------------------------------|
| HS | Red | Off | Modem is operating at slower than |
| | | | 4800bps |
|-----+-------+----------+-----------------------------------|
| AA | Red | On | Auto-answer enabled |
|-----+-------+----------+-----------------------------------|
| AA | Red | Off | Auto-answer disabled |
|-----+-------+----------+-----------------------------------|
| AA | Red | Blinking | Phone is ringing |
|-----+-------+----------+-----------------------------------|
| CD | Red | On | Carrier signal detected |
|-----+-------+----------+-----------------------------------|
| CD | Red | Off | Carrier signal not detected |
|-----+-------+----------+-----------------------------------|
| OH | Red | On | Modem is off-hook |
|-----+-------+----------+-----------------------------------|
| OH | Red | Off | Modem is on-hook |
|-----+-------+----------+-----------------------------------|
| SD | Red | On | Modem is transmitting data |
|-----+-------+----------+-----------------------------------|
| SD | Red | Off | Modem is not transmitting data |
|-----+-------+----------+-----------------------------------|
| RD | Red | On | Modem is receiving data |
|-----+-------+----------+-----------------------------------|
| RD | Red | Off | Modem is not receiving data |
|-----+-------+----------+-----------------------------------|
| TR | Red | On | DTR signal is high |
|-----+-------+----------+-----------------------------------|
| TR | Red | Off | DTR signal is low |
+------------------------------------------------------------+
+------------------------------------------------------------+
| SUPPORTED STANDARD COMMANDS |
|------------------------------------------------------------|
| Basic AT Commands |
|------------------------------------------------------------|
| +++, ‘comma’, A/ |
|------------------------------------------------------------|
| A, B, D, E, H, L, M, N, O, P, Q, T, V, W, X, Y, Z |
|------------------------------------------------------------|
| &C, &D, &F, &G, &K, &M, &P, &Q, &R, &S, &T, &V, &W, &X, |
| &Y, &Z |
|------------------------------------------------------------|
| Extended AT Commands |
|------------------------------------------------------------|
| \A, \B, \G, \K, \L, \N, \W |
|------------------------------------------------------------|
| %C, %F, %L, %Q, %T |
|------------------------------------------------------------|
| Special AT Commands |
|------------------------------------------------------------|
| #CID, :E, *H, -K, )M, @M, +MS, -Q |
|------------------------------------------------------------|
| S-Registers |
|------------------------------------------------------------|
| S0, S1, S2, S3, S4, S5, S6, S7, S8, S9, S10, S12, S14, |
| S16, S18, S21, S22, S23, S24, S25, S27, S29 |
|------------------------------------------------------------|
| S30, S31, S32, S33, S36, S38, S39, S40, S46, S48, S86, |
| S91, S92, S95, S201 |
|------------------------------------------------------------|
| Note: See MHI documentation for complete information. |
+------------------------------------------------------------+
Proprietary AT Command Set
+------------------------------------------------------------+
| AUTO-RETRAIN - AUTO-FALLBACK/FALL-FORWARD |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] %En [cmds] |
|--------------+---------------------------------------------|
| Description: | Controls auto-retrain, |
| | auto-fall-back/fall-forward, and the line |
| | quality monitor. |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| í %E0 | Line quality monitor and auto-retrain |
| | disabled. |
|--------------+---------------------------------------------|
| %E1 | Line quality monitor and auto-retrain |
| | enabled. |
|--------------+---------------------------------------------|
| %E2 | Line quality monitor and |
| | auto-fallback/fall-forward enabled. |
|--------------+---------------------------------------------|
| %E3 | Line quality monitor, auto-retrain, and |
| | fast hangup enabled. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| AUTOSYNC |
|------------------------------------------------------------|
| Format | AT [cmds] S19=n [cmds] |
|--------------+---------------------------------------------|
| Default: | 0 |
|--------------+---------------------------------------------|
| Range: | 0 - 31 |
|--------------+---------------------------------------------|
| Unit: | Bit-mapped |
|--------------+---------------------------------------------|
| Description: | Sets options for Hayes AutoSync functions. |
|--------------+---------------------------------------------|
| Bit | Value | Function |
|------+-------+---------------------------------------------|
| 0 | 0 | Not used. |
|------+-------+---------------------------------------------|
| 1 | í 0 | BSC enabled. |
| | | |
| | 1 | HDLC enabled. |
|------+-------+---------------------------------------------|
| 2 | í 0 | HDLC address detection disabled. |
| | | |
| | 1 | HDLC address detection enabled. |
|------+-------+---------------------------------------------|
| 3 | í 0 | NRZI bit encoding enabled. |
| | | |
| | 1 | NRZ bit encoding enabled. |
|------+-------+---------------------------------------------|
| 4 | í 0 | Mark idle enabled. |
| | | |
| | 1 | Flag or sync idle enabled. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| BIT-MAPPED REGISTER S28 |
|------------------------------------------------------------|
| Format | AT [cmds] S28=n [cmds] |
|--------------+---------------------------------------------|
| Default: | 0 |
|--------------+---------------------------------------------|
| Range: | 0 - 154 |
|--------------+---------------------------------------------|
| Description: | Controls V.23 split speed mode, pulse |
| | dialing ratio, and MNP10 cellular link |
| | negotiation speed. |
|--------------+---------------------------------------------|
| Bit | Value | Function |
|------+-------+---------------------------------------------|
| 0 | 0 | Not used |
|------+-------+---------------------------------------------|
| 1 | í 0 | 75bps transmit, 1200bps receive enabled |
| | | |
| | 1 | 1200bps transmit, 75bps receive enabled |
|------+-------+---------------------------------------------|
| 2 | 0 | 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 | MNP10 link will be negotiated at highest |
| | | possible speed. |
| | 01 | |
| | | MNP10 link will be negotiated at 1200bps. |
| | 10 | |
| | | MNP10 link will be negotiated at 4800bps. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| BIT-MAPPED REGISTER S41 |
|------------------------------------------------------------|
| Format | AT [cmds] S41=n [cmds] |
|--------------+---------------------------------------------|
| Default: | 131 |
|--------------+---------------------------------------------|
| Range: | 0 - 219 |
|--------------+---------------------------------------------|
| Description: | Controls compression type, auto-retrain and |
| | fall-back/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 | Fall-back/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. |
|------+-------+---------------------------------------------|
| 7 | 0 | Fall-back to V.22bis and V.22 disabled. |
| | | |
| | í 1 | Fall-back to V.22bis and V.22 enabled. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| COUNTRY CODE |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] *NCnn [cmds] |
|--------------+---------------------------------------------|
| Description: | Sets the country code for the modem. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DISPLAY CONFIGURATION AND STATISTICS |
|------------------------------------------------------------|
| Type: | Immediate |
|--------------+---------------------------------------------|
| Format: | AT [cmds] \S [cmds] |
|--------------+---------------------------------------------|
| Description: | Displays the settings of all commands and |
| | statistics about the current connection. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DISPLAY DELAYED NUMBERS |
|------------------------------------------------------------|
| Type: | Immediate |
|--------------+---------------------------------------------|
| Format: | AT [cmds] *Dn [cmds] |
|--------------+---------------------------------------------|
| Description: | Displays all numbers on the delayed list. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DISPLAY FORBIDDEN NUMBERS |
|------------------------------------------------------------|
| Type: | Immediate |
|--------------+---------------------------------------------|
| Format: | AT [cmds] *Bn [cmds] |
|--------------+---------------------------------------------|
| Description: | Displays all numbers on the forbidden list. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DISPLAY MANUFACTURER |
|------------------------------------------------------------|
| Type: | Immediate |
|--------------+---------------------------------------------|
| Format: | AT [cmds] #MFR? [cmds] |
|--------------+---------------------------------------------|
| Description: | Displays the manufacturer’s name. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DISPLAY MODEL NAME |
|------------------------------------------------------------|
| Type: | Immediate |
|--------------+---------------------------------------------|
| Format: | AT [cmds] #MDL? [cmds] |
|--------------+---------------------------------------------|
| Description: | Displays the model name of the modem. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DISPLAY REVISION |
|------------------------------------------------------------|
| Type: | Immediate |
|--------------+---------------------------------------------|
| Format: | AT [cmds] #REV? [cmds] |
|--------------+---------------------------------------------|
| Description: | Displays the revision level of the modem. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| HDLC ADDRESS |
|------------------------------------------------------------|
| Type: | Register |
|--------------+---------------------------------------------|
| Format: | AT [cmds] S20=n [cmds] |
|--------------+---------------------------------------------|
| Default: | 0 |
|--------------+---------------------------------------------|
| Range: | 0-255 |
|--------------+---------------------------------------------|
| Unit: | 1 ASCII character |
|--------------+---------------------------------------------|
| Description: | Sets the HDLC address and BSC character. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| LINE SPEED |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format | AT [cmds] Fn [cmds] |
|--------------+---------------------------------------------|
| Description: | Sets the desired line connection speed. |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| í F0 | Auto-detect connect speed. |
|--------------+---------------------------------------------|
| F1 | Connect at 300bps with V.21 or Bell 103. |
|--------------+---------------------------------------------|
| F3 | Connect at 1200/75bps with V.23. |
|--------------+---------------------------------------------|
| F4 | Connect at 1200bps with V.22 or Bell 212A. |
|--------------+---------------------------------------------|
| F5 | Connect at 2400bps with V.22bis. |
|--------------+---------------------------------------------|
| F6 | Connect at 4800bps with V.32 or V.32bis. |
|--------------+---------------------------------------------|
| F7 | Connect at 7200bps with V.32. |
|--------------+---------------------------------------------|
| F8 | Connect at 9600bps with V.32 or V.32bis. |
|--------------+---------------------------------------------|
| F9 | Connect at 12Kbps with V.32bis. |
|--------------+---------------------------------------------|
| F10 | Connect at 14.4Kbps with V.32bis. |
|--------------+---------------------------------------------|
| F13 | Connect at 14.4Kbps with V.FC. |
|--------------+---------------------------------------------|
| F14 | Connect at 16.8Kbps with V.FC. |
|--------------+---------------------------------------------|
| F15 | Connect at 19.2Kbps with V.FC. |
|--------------+---------------------------------------------|
| F16 | Connect at 21.6Kbps with V.FC. |
|--------------+---------------------------------------------|
| F17 | Connect at 24.4Kbps with V.FC. |
|--------------+---------------------------------------------|
| F18 | Connect at 26.4Kbps with V.FC. |
|--------------+---------------------------------------------|
| F19 | Connect at 28.8Kbps with V.FC. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| LINE SPEED |
|------------------------------------------------------------|
| Type: | Register |
|--------------+---------------------------------------------|
| Format | AT [cmds] S37=n [cmds] |
|--------------+---------------------------------------------|
| Description: | Sets the desired line connection speed. |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| í S37=0 | Auto-detect connect speed. |
|--------------+---------------------------------------------|
| S37=1 | Connect at 75bps. |
|--------------+---------------------------------------------|
| S37=2 | Connect at 110bps. |
|--------------+---------------------------------------------|
| S37=3 | Connect at 300bps. |
|--------------+---------------------------------------------|
| S37=4 | Connect at 600bps. |
|--------------+---------------------------------------------|
| S37=5 | Connect at 1200bps with V.22. |
|--------------+---------------------------------------------|
| S37=6 | Connect at 2400bps with V.22bis. |
|--------------+---------------------------------------------|
| S37=7 | Connect at 1200/75bps with V.23. |
|--------------+---------------------------------------------|
| S37=8 | Connect at 4800bps with V.32 or V.32bis. |
|--------------+---------------------------------------------|
| S37=9 | Connect at 9600bps with V.32 or V.32bis. |
|--------------+---------------------------------------------|
| S37=10 | Connect at 12Kbps with V.32bis. |
|--------------+---------------------------------------------|
| S37=11 | Connect at 14.4Kbps with V.32bis. |
|--------------+---------------------------------------------|
| S37=12 | Connect at 7200bps with V.32bis. |
|--------------+---------------------------------------------|
| S37=15 | Connect at 14.4Kbps with V.FC. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| LINE SPEED (CON’T) |
|------------------------------------------------------------|
| Command | Function |
|------------+-----------------------------------------------|
| S37=16 | Connect at 16.8Kbps with V.FC. |
|------------+-----------------------------------------------|
| S37=17 | Connect at 19.2Kbps with V.FC. |
|------------+-----------------------------------------------|
| S37=18 | Connect at 21.6Kbps with V.FC. |
|------------+-----------------------------------------------|
| S37=19 | Connect at 24.4Kbps with V.FC. |
|------------+-----------------------------------------------|
| S37=20 | Connect at 26.4Kbps with V.FC. |
|------------+-----------------------------------------------|
| S37=21 | Connect at 28.8Kbps with V.FC. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| 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=2 | Modem will operate in fax class II mode. |
|---------------+--------------------------------------------|
| #CLS=8 | Modem will operate in voice mode. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| MODULATION SELECTION |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] +MS=x,y,z,a,b,c [cmds] |
|--------------+---------------------------------------------|
| Description: | Sets options for active protocol; the |
| | transfer rates specified by z, a, b, and c |
| | must be valid for the protocol selected. |
|--------------+---------------------------------------------|
| Note: | The z and a parameters specify the minimum |
| | and maximum originate mode connect speeds, |
| | respectively; the b and c parameters |
| | specify the minimum and maximum answer mode |
| | connect speeds, respectively. |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| x=0 | Use V.21 modulation. |
|--------------+---------------------------------------------|
| x=1 | Use V.22 modulation. |
|--------------+---------------------------------------------|
| x=2 | Use V.22bis modulation. |
|--------------+---------------------------------------------|
| x=3 | Use V.23 modulation. |
|--------------+---------------------------------------------|
| x=9 | Use V.32 modulation. |
|--------------+---------------------------------------------|
| x=10 | Use V.32bis modulation. |
|--------------+---------------------------------------------|
| í x=11 | Use V.34 modulation. |
|--------------+---------------------------------------------|
| x=64 | Use Bell 103 modulation. |
|--------------+---------------------------------------------|
| x=69 | Use Bell 212A modulation. |
|--------------+---------------------------------------------|
| x=74 | Use V.FC modulation. |
|--------------+---------------------------------------------|
| y=0 | Automode disabled. |
|--------------+---------------------------------------------|
| í y=1 | Auto-detect highest speed enabled without |
| | V.8 (except V.34 which always uses V.8). |
|--------------+---------------------------------------------|
| y=2 | Auto-detect highest speed enabled with V.8. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| MODULATION SELECTION (CON’T) |
|------------------------------------------------------------|
| Command | Function |
|----------+-------------------------------------------------|
| z, a, b, | Set minimum or maximum connection speed at |
| c=300 | 300bps. |
|----------+-------------------------------------------------|
| z, a, b, | Set minimum or maximum connection speed at |
| c=1200 | 1200bps. |
|----------+-------------------------------------------------|
| z, a, b, | Set minimum or maximum connection speed at |
| c=2400 | 2400bps. |
|----------+-------------------------------------------------|
| z, a, b, | Set minimum or maximum connection speed at |
| c=4800 | 4800bps. |
|----------+-------------------------------------------------|
| z, a, b, | Set minimum or maximum connection speed at |
| c=7200 | 7200bps. |
|----------+-------------------------------------------------|
| z, a, b, | Set minimum or maximum connection speed at |
| c=9600 | 9600bps. |
|----------+-------------------------------------------------|
| z, a, b, | Set minimum or maximum connection speed at |
| c=12000 | 12Kbps. |
|----------+-------------------------------------------------|
| z, a, b, | Set minimum or maximum connection speed at |
| c=14400 | 14.4Kbps. |
|----------+-------------------------------------------------|
| z, a, b, | Set minimum or maximum connection speed at |
| c=16800 | 16.8Kbps. |
|----------+-------------------------------------------------|
| z, a, b, | Set minimum or maximum connection speed at |
| c=19200 | 19.2Kbps. |
|----------+-------------------------------------------------|
| z, a, b, | Set minimum or maximum connection speed at |
| c=21600 | 21.6Kbps. |
|----------+-------------------------------------------------|
| z, a, b, | Set minimum or maximum connection speed at |
| c=24000 | 24Kbps. |
|----------+-------------------------------------------------|
| z, a, b, | Set minimum or maximum connection speed at |
| c=26400 | 26.4Kbps. |
|----------+-------------------------------------------------|
| z, a, b, | Set minimum or maximum connection speed at |
| c=28800 | 28.8Kbps. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| PULSE DIALING MODE |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] *Zn [cmds] |
|--------------+---------------------------------------------|
| Description: | Sets the number of pulses per digit dialed |
| | while in pulse mode. |
|------------------------------------------------------------|
| Command | Function |
|---------------+--------------------------------------------|
| í *Z0 | Number of pulses generated is equal to the |
| | dialed digit value (0 digit generates 10 |
| | pulses). |
|---------------+--------------------------------------------|
| *Z1 | Number of pulses generated is equal to the |
| | dialed digit value plus one (0 digit |
| | generates 1 pulse). |
+------------------------------------------------------------+
+------------------------------------------------------------+
| REPORT INFORMATION |
|------------------------------------------------------------|
| Type: | Immediate |
|--------------+---------------------------------------------|
| Format: | AT [cmds] In [cmds] |
|--------------+---------------------------------------------|
| Description: | Displays requested information about the |
| | modem. |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| I0 | Reports product identification code. |
|--------------+---------------------------------------------|
| I1 | Reports ROM checksum. |
|--------------+---------------------------------------------|
| I2 | Tests and reports ROM checksum. |
|--------------+---------------------------------------------|
| I3 | Reports firmware version and interface |
| | type. |
|--------------+---------------------------------------------|
| I4 | Reports OEM response. |
|--------------+---------------------------------------------|
| I5 | Reports country code. |
|--------------+---------------------------------------------|
| I6 | Reports data pump model and version. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| 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 free space there must be |
| | in the transmit buffer before the XON |
| | 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. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| 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] |
|--------------+---------------------------------------------|
| Description: | Sets the speed of the local serial port. |
|------------------------------------------------------------|
| Command | Function |
|------------------------+-----------------------------------|
| #BDR=1 | Set speed to 2400bps. |
|------------------------+-----------------------------------|
| #BDR=2 | Set speed to 4800bps. |
|------------------------+-----------------------------------|
| #BDR=4 | Set speed to 9600bps. |
|------------------------+-----------------------------------|
| #BDR=6 | Set speed to 14.4Kbps. |
|------------------------+-----------------------------------|
| #BDR=8 | Set speed to 19.2Kbps. |
|------------------------+-----------------------------------|
| #BDR=16 | Set speed to 38.4Kbps. |
|------------------------+-----------------------------------|
| #BDR=24 | Set speed to 57.6Kbps. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| 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. |
|----------------+-------------------------------------------|
| #VBS=3 | Modem records 3 bits per sample in ADPCM |
| | encoding. |
|----------------+-------------------------------------------|
| 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=7200 | Selects a sampling rate of 7.2KHz. |
|----------------+-------------------------------------------|
| #VSR=11025 | Selects a sampling rate of 11.025KHz in |
| | PCM encoding only. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| VOICE SILENCE DETECTION |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] #VSD=n [cmds] |
|--------------+---------------------------------------------|
| Description: | Selects whether the modem will attempt to |
| | recognize periods of silence when receiving |
| | a voice signal. |
|------------------------------------------------------------|
| Command | Function |
|----------------------+-------------------------------------|
| #VSD=0 | Silence detection disabled. |
|----------------------+-------------------------------------|
| #VSD=1 | Silence detection enabled. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| VOICE SILENCE DETECTION TIME |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] #VSP=n [cmds] |
|--------------+---------------------------------------------|
| Default: | Unidentified |
|--------------+---------------------------------------------|
| Range: | Unidentified |
|--------------+---------------------------------------------|
| Unit: | Unidentified |
|--------------+---------------------------------------------|
| 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 TRANSMIT |
|------------------------------------------------------------|
| Type: | Immediate |
|--------------+---------------------------------------------|
| Format: | AT [cmds] #VTX |
|--------------+---------------------------------------------|
| Description: | Commands the modem to begin transmitting |
| | voice data. |
+------------------------------------------------------------+