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 +------------------------------------------------------------+ | 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 | |--------------+---------------------------------------------| | i %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 | i 0 | BSC enabled. | | | | | | | 1 | HDLC enabled. | |------+-------+---------------------------------------------| | 2 | i 0 | HDLC address detection disabled. | | | | | | | 1 | HDLC address detection enabled. | |------+-------+---------------------------------------------| | 3 | i 0 | NRZI bit encoding enabled. | | | | | | | 1 | NRZ bit encoding enabled. | |------+-------+---------------------------------------------| | 4 | i 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 | i 0 | 75bps transmit, 1200bps receive enabled | | | | | | | 1 | 1200bps transmit, 75bps receive enabled | |------+-------+---------------------------------------------| | 2 | 0 | Not used | |------+-------+---------------------------------------------| | 4, 3 | i 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 | i 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. | | | | | | | i 11 | MNP5 and V.42bis enabled. | |------+-------+---------------------------------------------| | 6, 2 | i 00 | Auto-retrain disabled. | | | | | | | 01 | Auto-retrain enabled. | | | | | | | 10 | Fall-back/fall-forward enabled. | |------+-------+---------------------------------------------| | 3 | i 0 | Flow control disabled. | | | | | | | 1 | Flow control enabled. | |------+-------+---------------------------------------------| | 4 | i 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. | | | | | | | i 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 | |--------------+---------------------------------------------| | i 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 | |--------------+---------------------------------------------| | i 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. | |--------------+---------------------------------------------| | i 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. | |--------------+---------------------------------------------| | i 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 | |---------------+--------------------------------------------| | i *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. | | | | | | | i 1 | DTMF tones are detected. | |------------------------------------------------------------| | 1 | 0 | V.25 1300Hz calling tone is not | | | | detected. | | | i | | | | 1 | V.25 1300Hz calling tone is detected. | |-------------+----+-----------------------------------------| | 2 | 0 | T.30 1100Hz fax tone is not detected. | | | | | | | i | T.30 1100Hz fax tone is detected. | | | 1 | | |-------------+----+-----------------------------------------| | 3 | 0 | V.25/T.30 2100Hz answer tone is not | | | | detected. | | | i | | | | 1 | V.25/T.30 2100Hz answer tone is | | | | detected. | |-------------+----+-----------------------------------------| | 4 | 0 | Bell 2225Hz answer tone is not | | | | detected. | | | i | | | | 1 | Bell 2225Hz answer tone is detected. | |-------------+----+-----------------------------------------| | 5 | 0 | Call progress tones are not detected. | | | | | | | i | 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 | |--------------+---------------------------------------------| | i #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. | |----------------+-------------------------------------------| | i #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. | +------------------------------------------------------------+