MOTOROLA, INC. ============== V.34R Card Type Modem (synchronous/asynchronous) Chip Set Motorola Maximum Data Rate 28.8Kbps Maximum Fax Rate 14.4Kbps Data Bus Serial Fax Class Class I Data Modulation Bell 103A, 212A Protocol ITU-T V.17, V.21, V.22, V.22bis, V.27bis, V.29, V.32, V.32bis, V.33, V.34 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 | |-------------------+-------+------------------------+-------| | AC power in | CN1 | Line in | CN4 | |-------------------+-------+------------------------+-------| | Serial port | CN2 | Power switch | SW1 | |-------------------+-------+------------------------+-------| | Line out | CN3 | Talk/Data button | SW2 | +------------------------------------------------------------+ +------------------------------------------------------------+ | DIAGNOSTIC LED(S) | |------------------------------------------------------------| | LED | Color | Status | Condition | |-----+-------+--------+-------------------------------------| | CD | Red | On | Carrier signal detected or error | | | | | correction negotiation completed | |-----+-------+--------+-------------------------------------| | CD | Red | Off | Carrier signal not detected | |-----+-------+--------+-------------------------------------| | TD | Red | On | Modem is transmitting data | |-----+-------+--------+-------------------------------------| | TD | 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 | |-----+-------+--------+-------------------------------------| | CS | Red | On | CTS signal is high | |-----+-------+--------+-------------------------------------| | CS | Red | Off | CTS signal is low | |-----+-------+--------+-------------------------------------| | RS | Red | On | RTS signal is high | |-----+-------+--------+-------------------------------------| | RS | Red | Off | RTS signal is low | |------------------------------------------------------------| | Note: The function of the TALK LED is unidentified. | +------------------------------------------------------------+ +------------------------------------------------------------+ | SUPPORTED STANDARD COMMANDS | |------------------------------------------------------------| | Basic AT Commands | |------------------------------------------------------------| | +++, 'comma', A/ | |------------------------------------------------------------| | A, D, E, L, M, O, Q, V, W, X, Y, Z | |------------------------------------------------------------| | &D, &F, &G, &P, &V, &W, &X, &Y | |------------------------------------------------------------| | Extended AT Commands | |------------------------------------------------------------| | \V | |------------------------------------------------------------| | %E | |------------------------------------------------------------| | S-Registers | |------------------------------------------------------------| | S0, S1, S2, S3, S4, S5, S6, S7, S8, S9, S10, S11, S12, | | S14, S16, S18, S22, S23, S25, S26 | |------------------------------------------------------------| | V.25bis Commands | |------------------------------------------------------------| | The V.25bis command set is unidentified. | |------------------------------------------------------------| | Note: See MHI documentation for complete information. | +------------------------------------------------------------+ Proprietary AT Command Set +------------------------------------------------------------+ | AUTO-ANSWER OVERRIDE | |------------------------------------------------------------| | Type: | Immediate | |--------------+---------------------------------------------| | Format: | AT [cmds] *IC [cmds] | |--------------+---------------------------------------------| | Description: | Instructs the modem to ignore the incoming | | | call, if the modem is set to automatically | | | answer. | +------------------------------------------------------------+ +------------------------------------------------------------+ | AUTO-DIAL STORED NUMBER | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] *AUn [cmds] | |--------------+---------------------------------------------| | Description: | Sets the auto-dialing function to dial the | | | number stored in memory location n. | +------------------------------------------------------------+ +------------------------------------------------------------+ | AUTO-RELIABLE FALLBACK CHARACTER | |------------------------------------------------------------| | Type: | Register | |--------------+---------------------------------------------| | Format: | AT [cmds] S64=n [cmds] | |--------------+---------------------------------------------| | Default: | 13 | |--------------+---------------------------------------------| | Range: | 0-127 | |--------------+---------------------------------------------| | Unit: | ASCII | |--------------+---------------------------------------------| | Description: | Sets the character used as the | | | auto-reliable fallback character. S64=0 | | | will disable this function. | +------------------------------------------------------------+ +------------------------------------------------------------+ | BIT-MAPPED REGISTER S21 | |------------------------------------------------------------| | Format | AT [cmds] S21=n [cmds] | |--------------+---------------------------------------------| | Default: | 132 | |--------------+---------------------------------------------| | Range: | 0 - 255 | |--------------+---------------------------------------------| | Description: | Controls low DTR action, DCD signal, and | | | the Long Space Disconnect function. | |--------------+---------------------------------------------| | Note: | Be aware that the bits are out of order. | |--------------+---------------------------------------------| | Bit | Value | Function | |------+-------+---------------------------------------------| | 6, 0 | i 00 | DSR forced high. | | | | | | | 01 | DSR normal, except forced low on | | | | disconnect. | | | 10 | | | | | DSR normal. | | | 11 | | | | | DSR follows OH. | |------+-------+---------------------------------------------| | 5, 1 | i 00 | CD forced high. | | | | | | | 01 | CD forced high except during disconnect. | | | | | | | 10 | CD normal. | | | | | | | 11 | CD follows remote RTS signal. | |------+-------+---------------------------------------------| | 2 | 0 | CTS normal. | | | | | | | i 1 | CTS forced high. | |------+-------+---------------------------------------------| | 4, 3 | i 00 | DTR signal ignored. | | | | | | | 01 | Modem goes to command mode on low DTR. | | | | | | | 10 | Modem disconnects on low DTR. | | | | | | | 11 | Modem resets on low DTR. | |------+-------+---------------------------------------------| | 7 | 0 | Long Space Disconnect function disabled. | | | | | | | i 1 | Long Space Disconnect function enabled. | +------------------------------------------------------------+ +------------------------------------------------------------+ | BIT-MAPPED REGISTER S27 | |------------------------------------------------------------| | Format | AT [cmds] S27=n [cmds] | |--------------+---------------------------------------------| | Default: | 9 | |--------------+---------------------------------------------| | Range: | 0 - 127 | |--------------+---------------------------------------------| | Description: | Selects sync/async mode, line type, clock | | | source, and ITU-T/Bell modes. | |--------------+---------------------------------------------| | Bit | Value | Function | |------+-------+---------------------------------------------| | 1, 0 | 00 | Asynchronous command and data modes. | | | | | | | 01 | Asynchronous command, synchronous connect | | | | mode. | | | i 10 | | | | | DTR dialing enabled, synchronous connect | | | 11 | mode. | | | | | | | | Manual dialing only, synchronous connect | | | | mode. | |------+-------+---------------------------------------------| | 2 | i 0 | Switched line. | | | | | | | 1 | Leased line. | |------+-------+---------------------------------------------| | 3 | 0 | Not used. | |------+-------+---------------------------------------------| | 5, 4 | i 00 | Internal DTE transmit clock source. | | | | | | | 01 | External DTE transmit clock source. | | | | | | | 10 | Slave DTE transmit clock source. | |------+-------+---------------------------------------------| | 6 | i 0 | DTR dialing enabled. | | | | | | | 1 | DTR dialing disabled. | +------------------------------------------------------------+ +------------------------------------------------------------+ | BIT-MAPPED REGISTER S29 | |------------------------------------------------------------| | Format | AT [cmds] S29=n [cmds] | |--------------+---------------------------------------------| | Default: | 0 | |--------------+---------------------------------------------| | Range: | 0 - 135 | |--------------+---------------------------------------------| | Description: | Controls command set, option retaining, | | | V.32 fast handshaking, and DTE fallback. | |--------------+---------------------------------------------| | Bit | Value | Function | |------+-------+---------------------------------------------| | 0 | i 0 | AT command set enabled. | | | | | | | 1 | AT command set disabled. | |------+-------+---------------------------------------------| | 1 | i 0 | Modem will not reset on disconnect. | | | | | | | 1 | Modem will reset on disconnect. | |------+-------+---------------------------------------------| | 2 | i 0 | Normal V.32 handshake sequence. | | | | | | | 1 | Training time is shortened by 2 seconds in | | | | V.32 and V.32bis modes. | |------+-------+---------------------------------------------| | 6 - | 0000 | Not used. | | 3 | | | |------+-------+---------------------------------------------| | 7 | i 0 | DTR dialing enabled. | | | | | | | 1 | DTR dialing disabled. | +------------------------------------------------------------+ +------------------------------------------------------------+ | BIT-MAPPED REGISTER S57 | |------------------------------------------------------------| | Format: | AT [cmds] S57=n [cmds] | |----------------+-------------------------------------------| | Default: | 0 | |----------------+-------------------------------------------| | Range: | 0 - 33 | |----------------+-------------------------------------------| | Description: | Controls result code format and busy out. | |------------------------------------------------------------| | Bit | Value | Function | |----------+-------+-----------------------------------------| | 0 | i 0 | Result code 15 is CONNECT 4800 and code | | | | 18 is CONNECT 9600 (standard). | | | 1 | | | | | Result code 11 is CONNECT 4800 and code | | | | 12 is CONNECT 9600 (Motorola). | |------------------------------------------------------------| | 4 - 1 | 0000 | Not used. | |-------------+------+---------------------------------------| | 5 | i 0 | Busy out during local analog loopback | | | | test disabled. | | | 1 | | | | | Busy out during local analog loopback | | | | test enabled. | +------------------------------------------------------------+ +------------------------------------------------------------+ | BIT-MAPPED REGISTER S60 | |------------------------------------------------------------| | Format | AT [cmds] S60=n [cmds] | |--------------+---------------------------------------------| | Default: | 67 | |--------------+---------------------------------------------| | Range: | 0 - 199 | |--------------+---------------------------------------------| | Description: | Controls auto-retrain, MNP, auto-reliable | | | time buffering, RI signal, and extended | | | result codes. | |--------------+---------------------------------------------| | Bit | Value | Function | |------+-------+---------------------------------------------| | 0 | 0 | Auto-retrain disabled. | | | | | | | i 1 | Auto-retrain enabled. | |------+-------+---------------------------------------------| | 1 | 0 | MNP disabled. | | | | | | | i 1 | MNP enabled. | |------+-------+---------------------------------------------| | 2 | i 0 | Data is discarded during auto-reliable | | | | time. | | | 1 | | | | | Data is buffered during auto-reliable time. | |------+-------+---------------------------------------------| | 5 - | 000 | Not used. | | 3 | | | |------+-------+---------------------------------------------| | 6 | 0 | RI signal high during rings, and forced | | | | high for duration of call. | | | i 1 | | | | | RI signal high during rings only. | |------+-------+---------------------------------------------| | 7 | i 0 | Extended result codes disabled. | | | | | | | 1 | Extended result codes enabled. | +------------------------------------------------------------+ +------------------------------------------------------------+ | BIT-MAPPED REGISTER S70 | |------------------------------------------------------------| | Format | AT [cmds] S70=n [cmds] | |--------------+---------------------------------------------| | Default: | 15 | |--------------+---------------------------------------------| | Range: | 0 - 15 | |--------------+---------------------------------------------| | Description: | Controls connect mode and V.42 negotiation | | | mode. | |--------------+---------------------------------------------| | Bit | Value | Function | |------+-------+---------------------------------------------| | 2, | 000 | Normal mode enabled. | | 1, 0 | | | | | 001 | Direct mode enabled. | | | | | | | 010 | MNP mode only enabled. | | | | | | | 011 | MNP mode with fallback to normal mode | | | | enabled. | | | 100 | | | | | LAP-M mode only enabled. | | | 101 | | | | | LAP-M mode with fallback to normal mode | | | 110 | enabled. | | | | | | | i 111 | LAP-M mode with fallback to MNP enabled. | | | | | | | | LAP-M mode with fallback to MNP and normal | | | | modes enabled. | |------+-------+---------------------------------------------| | 3 | 0 | Normal V.42 handshaking enabled. | | | | | | | i 1 | Fast V.42 handshaking enabled. | +------------------------------------------------------------+ +------------------------------------------------------------+ | BIT-MAPPED REGISTER S72 | |------------------------------------------------------------| | Format | AT [cmds] S72=n [cmds] | |--------------+---------------------------------------------| | Default: | 0 | |--------------+---------------------------------------------| | Range: | 0 - 137 | |--------------+---------------------------------------------| | Description: | Controls serial port lock, CTS signal, and | | | auto-callback function. | |--------------+---------------------------------------------| | Bit | Value | Function | |------+-------+---------------------------------------------| | 0 | i 0 | Serial speed locked. | | | | | | | 1 | Serial speed follows connect speed. | |------+-------+---------------------------------------------| | 2, 1 | 00 | Not used. | |------+-------+---------------------------------------------| | 3 | i 0 | CTS normal. | | | | | | | 1 | CTS follows CD. | |------+-------+---------------------------------------------| | 6 - | 000 | Not used. | | 4 | | | |------+-------+---------------------------------------------| | 7 | i 0 | Auto-callback disabled. | | | | | | | 1 | Auto-callback enabled. The modem, upon | | | | detecting an incoming call, will dial the | | | | default number and connect with it instead | | | | of the incoming call. | +------------------------------------------------------------+ +------------------------------------------------------------+ | BREAK LENGTH | |------------------------------------------------------------| | Type: | Register | |--------------+---------------------------------------------| | Format: | AT [cmds] S79=n [cmds] | |--------------+---------------------------------------------| | Default: | 35 | |--------------+---------------------------------------------| | Range: | 0 - 255 | |--------------+---------------------------------------------| | Unit: | 20 ms | |--------------+---------------------------------------------| | Description: | Sets the length of breaks sent from DCE to | | | DTE. | +------------------------------------------------------------+ +----------------------------------------------------------------+ | BREAK TYPE | |----------------------------------------------------------------| |Type: |Configuration | |------------------+---------------------------------------------| |Format: |AT [cmds] \Kn [cmds] | |------------------+---------------------------------------------| |Description: |Configures action of break signal. | |----------------------------------------------------------------| | Command |Break from DTE | Break from | Modem | Break from | | | | DTE |receives \B |remote modem| | |Reliable/Normal| | | | | | mode |Direct mode | | | |---------+---------------+------------+------------+------------| | \K0 |Enter command |Send break |Buffers |Buffers | | |mode, do not |to remote |cleared and |cleared and | | |send break to |modem |break sent |break sent | | |remote modem. |immediately,|to remote |to DTE. | | | |then enter |modem. | | | | |command | | | | | |mode. | | | |---------+---------------+------------+------------+------------| | \K1 |Buffers cleared|Send break |Buffers |Buffers | | |and break sent |to remote |cleared and |cleared and | | |to remote |modem |break sent |break sent | | |modem. |immediately.|to remote |to DTE. | | | | |modem. | | |---------+---------------+------------+------------+------------| | \K2 |Enter command |Send break |Send break |Send break | | |mode, do not |to remote |to remote |to DTE | | |send break to |modem |modem |immediately.| | |remote modem. |immediately,|immediately.| | | | |then enter | | | | | |command | | | | | |mode. | | | |---------+---------------+------------+------------+------------| | \K3 |Send break to |Send break |Send break |Send break | | |remote modem |to remote |to remote |to DTE | | |immediately. |modem |modem |immediately.| | | |immediately.|immediately.| | |---------+---------------+------------+------------+------------| | \K4 |Enter command |Send break |Send break |Break sent | | |mode, do not |to remote |to remote |with | | |send break to |modem |modem with |received | | |remote modem. |immediately,|transmitted |data to the | | | |then enter |data. |DTE. | | | |command | | | | | |mode. | | | |---------+---------------+------------+------------+------------| | i \K5 |Send break with|Send break |Send break |Break sent | | |transmitted |to remote |to remote |with | | |data. |modem |modem with |received | | | |immediately.|transmitted |data to the | | | | |data. |DTE. | +----------------------------------------------------------------+ +----------------------------------------------------------------+ | BREAK TYPE | |----------------------------------------------------------------| |Type: |Register | |------------------+---------------------------------------------| |Format: |AT [cmds] S59=n [cmds] | |------------------+---------------------------------------------| |Description: |Configures action of break signal. | |----------------------------------------------------------------| | Command |Break from DTE | Break from | Modem | Break from | | | | DTE |receives \B |remote modem| | |Reliable/Normal| | | | | | mode |Direct mode | | | |---------+---------------+------------+------------+------------| | S59=0 |Enter command |Send break |Buffers |Buffers | | |mode, do not |to remote |cleared and |cleared and | | |send break to |modem |break sent |break sent | | |remote modem. |immediately,|to remote |to DTE. | | | |then enter |modem. | | | | |command | | | | | |mode. | | | |---------+---------------+------------+------------+------------| | S59=1 |Buffers cleared|Send break |Buffers |Buffers | | |and break sent |to remote |cleared and |cleared and | | |to remote |modem |break sent |break sent | | |modem. |immediately.|to remote |to DTE. | | | | |modem. | | |---------+---------------+------------+------------+------------| | S59=2 |Enter command |Send break |Send break |Send break | | |mode, do not |to remote |to remote |to DTE | | |send break to |modem |modem |immediately.| | |remote modem. |immediately,|immediately.| | | | |then enter | | | | | |command | | | | | |mode. | | | |---------+---------------+------------+------------+------------| | S59=3 |Send break to |Send break |Send break |Send break | | |remote modem |to remote |to remote |to DTE | | |immediately. |modem |modem |immediately.| | | |immediately.|immediately.| | |---------+---------------+------------+------------+------------| | S59=4 |Enter command |Send break |Send break |Break sent | | |mode, do not |to remote |to remote |with | | |send break to |modem |modem with |received | | |remote modem. |immediately,|transmitted |data to the | | | |then enter |data. |DTE. | | | |command | | | | | |mode. | | | |---------+---------------+------------+------------+------------| | i S59=5 |Send break with|Send break |Send break |Break sent | | |transmitted |to remote |to remote |with | | |data. |modem |modem with |received | | | |immediately.|transmitted |data to the | | | | |data. |DTE. | +----------------------------------------------------------------+ +------------------------------------------------------------+ | CHARACTER LENGTH AND PARITY | |------------------------------------------------------------| | Format | AT [cmds] S61? [cmds] | |--------------+---------------------------------------------| | Default: | Read-only | |--------------+---------------------------------------------| | Range: | 0 - 56 | |--------------+---------------------------------------------| | Description: | Reports current character length and | | | parity. | |--------------+---------------------------------------------| | Bit | Value | Meaning | |------+-------+---------------------------------------------| | 2 - | 000 | Not used. | | 0 | | | |------+-------+---------------------------------------------| | 3 | 0 | 7 bit character length set. | | | | | | | 1 | 8 bit character length set. | |------+-------+---------------------------------------------| | 5, 4 | 00 | MARK parity. | | | | | | | 01 | No parity. | | | | | | | 10 | Odd parity. | | | | | | | 11 | Even parity. | +------------------------------------------------------------+ +------------------------------------------------------------+ | COMMAND SET | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] *NTn [cmds] | |--------------+---------------------------------------------| | Description: | Disables the AT command set. | |--------------+---------------------------------------------| | Note: | To re-enable the command set, cycle power | | | on the modem or hold the Talk/Data switch | | | in for at least five seconds. | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | *NT0 | Command set disabled. | |--------------+---------------------------------------------| | i *NT1 | Command set enabled. | +------------------------------------------------------------+ +------------------------------------------------------------+ | COMMUNICATIONS MODE | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] &Mn [cmds] | |--------------+---------------------------------------------| | Description: | Selects the active communications mode. | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | &M0 | Asynchronous command and data modes. | |--------------+---------------------------------------------| | &M1 | Asynchronous command and synchronous | | | connect mode. | |--------------+---------------------------------------------| | &M2 | DTR dialing enabled and synchronous connect | | | mode. | |--------------+---------------------------------------------| | &M3 | Manual dialing only and synchronous connect | | | mode. | |--------------+---------------------------------------------| | &M4 | V.25bis BISYNC command and synchronous | | | connect mode. | |--------------+---------------------------------------------| | &M5 | V.25bis SDLC command and synchronous | | | connect mode. | |--------------+---------------------------------------------| | &M6 | V.25bis asynchronous command and | | | synchronous connect mode. | +------------------------------------------------------------+ +------------------------------------------------------------+ | COMPRESSION | |------------------------------------------------------------| | Type: | Register | |--------------+---------------------------------------------| | Format: | AT S56=n | |--------------+---------------------------------------------| | Description: | Selects data compression. | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | S56=0 | Data compression disabled. | |--------------+---------------------------------------------| | S56=1 | Data compression enabled on transmit only. | |--------------+---------------------------------------------| | I S56=2 | Data compression enabled on receive only. | |--------------+---------------------------------------------| | i S56=3 | Data compression enabled. | +------------------------------------------------------------+ +------------------------------------------------------------+ | COMPRESSION AND ERROR CORRECTION - CURRENT | |------------------------------------------------------------| | Type: | Register | |--------------+---------------------------------------------| | Format: | AT [cmds] S71? [cmds] | |--------------+---------------------------------------------| | Default: | Read-only | |--------------+---------------------------------------------| | Description: | Reports current compression and error | | | correction protocols. | |--------------+---------------------------------------------| | Value | Meaning | |--------------+---------------------------------------------| | 0 | No compression or error correction | | | protocols active. | |--------------+---------------------------------------------| | 1 | Negotiation in progress. | |--------------+---------------------------------------------| | 2 | MNP2 active. | |--------------+---------------------------------------------| | 3 | MNP3 active. | |--------------+---------------------------------------------| | 4 | MNP4 active. | |--------------+---------------------------------------------| | 5 | MNP5 active. | |--------------+---------------------------------------------| | 6 | V.42 active. | |--------------+---------------------------------------------| | 7 | V.42bis active. | +------------------------------------------------------------+ +------------------------------------------------------------+ | CONNECTION SPEED - CURRENT | |------------------------------------------------------------| | Type: | Register | |--------------+---------------------------------------------| | Format: | AT [cmds] S67? [cmds] | |--------------+---------------------------------------------| | Default: | Read-only | |--------------+---------------------------------------------| | Description: | Reports current connection speed. | |--------------+---------------------------------------------| | Value | Meaning | |--------------+---------------------------------------------| | 1 | 300bps current speed. | |--------------+---------------------------------------------| | 3 | 1200bps current speed. | |--------------+---------------------------------------------| | 4 | 2400bps current speed. | |--------------+---------------------------------------------| | 5 | 4800bps current speed. | |--------------+---------------------------------------------| | 6 | 7200bps current speed. | |--------------+---------------------------------------------| | 7 | 9600bps uncoded current speed. | |--------------+---------------------------------------------| | 8 | 9600bps current speed. | |--------------+---------------------------------------------| | 9 | 12Kbps current speed. | |--------------+---------------------------------------------| | 10 | 14.4Kbps current speed. | |--------------+---------------------------------------------| | 11 | 16.8Kbps current speed. | |--------------+---------------------------------------------| | 12 | 19.2Kbps current speed. | |--------------+---------------------------------------------| | 13 | 21.6Kbps current speed. | |--------------+---------------------------------------------| | 14 | 24Kbps current speed. | |--------------+---------------------------------------------| | 15 | 26.4Kbps current speed. | |--------------+---------------------------------------------| | 16 | 28.8Kbps current speed. | +------------------------------------------------------------+ +------------------------------------------------------------+ | CONNECTION SPEED LOWER LIMIT | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] %Ln [cmds] | |--------------+---------------------------------------------| | Description: | Sets slowest allowed connection speed. | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | %L0 | No minimum speed. | |--------------+---------------------------------------------| | i %L1 | No minimum speed. | |--------------+---------------------------------------------| | %L2 | Select 1200bps minimum speed. | |--------------+---------------------------------------------| | %L3 | Select 2400bps minimum speed. | |--------------+---------------------------------------------| | %L4 | Select 4800bps minimum speed. | |--------------+---------------------------------------------| | %L5 | Select 9600bps uncoded minimum speed. | |--------------+---------------------------------------------| | %L6 | Select 9600bps minimum speed. | |--------------+---------------------------------------------| | %L7 | Select 7200bps minimum speed. | |--------------+---------------------------------------------| | %L8 | Select 12Kbps minimum speed. | |--------------+---------------------------------------------| | %L9 | Select 14.4Kbps minimum speed. | |--------------+---------------------------------------------| | %L11 | Select 16.8Kbps minimum speed. | |--------------+---------------------------------------------| | %L12 | Select 19.2Kbps minimum speed. | |--------------+---------------------------------------------| | %L13 | Select 21.6Kbps minimum speed. | |--------------+---------------------------------------------| | %L14 | Select 24Kbps minimum speed. | |--------------+---------------------------------------------| | %L15 | Select 26.4Kbps minimum speed. | |--------------+---------------------------------------------| | %L16 | Select 28.8Kbps minimum speed. | +------------------------------------------------------------+ +------------------------------------------------------------+ | CONNECTION SPEED LOWER LIMIT | |------------------------------------------------------------| | Type: | Register | |--------------+---------------------------------------------| | Format: | AT [cmds] S81=n [cmds] | |--------------+---------------------------------------------| | Description: | Sets slowest allowed connection speed. | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | S81=0 | No minimum speed. | |--------------+---------------------------------------------| | i S81=1 | No minimum speed. | |--------------+---------------------------------------------| | S81=2 | Select 1200bps minimum speed. | |--------------+---------------------------------------------| | S81=3 | Select 2400bps minimum speed. | |--------------+---------------------------------------------| | S81=4 | Select 4800bps minimum speed. | |--------------+---------------------------------------------| | S81=5 | Select 9600bps uncoded minimum speed. | |--------------+---------------------------------------------| | S81=6 | Select 9600bps minimum speed. | |--------------+---------------------------------------------| | S81=7 | Select 7200bps minimum speed. | |--------------+---------------------------------------------| | S81=8 | Select 12Kbps minimum speed. | |--------------+---------------------------------------------| | S81=9 | Select 14.4Kbps minimum speed. | |--------------+---------------------------------------------| | S81=11 | Select 16.8Kbps minimum speed. | |--------------+---------------------------------------------| | S81=12 | Select 19.2Kbps minimum speed. | |--------------+---------------------------------------------| | S81=13 | Select 21.6Kbps minimum speed. | |--------------+---------------------------------------------| | S81=14 | Select 24Kbps minimum speed. | |--------------+---------------------------------------------| | S81=15 | Select 26.4Kbps minimum speed. | |--------------+---------------------------------------------| | S81=16 | Select 28.8Kbps minimum speed. | +------------------------------------------------------------+ +------------------------------------------------------------+ | CONNECTION SPEED UPPER LIMIT | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] %Bn [cmds] | |--------------+---------------------------------------------| | Description: | Sets fastest allowed connection speed. | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | %B0 | Follow serial port speed. | |--------------+---------------------------------------------| | %B1 | Select 300bps maximum speed. | |--------------+---------------------------------------------| | %B2 | Select 1200bps maximum speed. | |--------------+---------------------------------------------| | %B3 | Select 2400bps maximum speed. | |--------------+---------------------------------------------| | %B4 | Select 4800bps maximum speed. | |--------------+---------------------------------------------| | %B5 | Select 9600bps uncoded maximum speed. | |--------------+---------------------------------------------| | %B6 | Select 9600bps maximum speed. | |--------------+---------------------------------------------| | %B7 | Select 7200bps maximum speed. | |--------------+---------------------------------------------| | %B8 | Select 12Kbps maximum speed. | |--------------+---------------------------------------------| | i %B9 | Select 14.4Kbps maximum speed. | |--------------+---------------------------------------------| | %B11 | Select 16.8Kbps maximum speed. | |--------------+---------------------------------------------| | %B12 | Select 19.2Kbps maximum speed. | |--------------+---------------------------------------------| | %B13 | Select 21.6Kbps maximum speed. | |--------------+---------------------------------------------| | %B14 | Select 24Kbps maximum speed. | |--------------+---------------------------------------------| | %B15 | Select 26.4Kbps maximum speed. | |--------------+---------------------------------------------| | %B16 | Select 28.8Kbps maximum speed. | +------------------------------------------------------------+ +------------------------------------------------------------+ | CONNECTION SPEED UPPER LIMIT | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] S69=n [cmds] | |--------------+---------------------------------------------| | Description: | Sets fastest allowed connection speed. | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | S69=0 | Follow serial port speed. | |--------------+---------------------------------------------| | S69=1 | Select 300bps maximum speed. | |--------------+---------------------------------------------| | S69=3 | Select 1200bps maximum speed. | |--------------+---------------------------------------------| | S69=4 | Select 2400bps maximum speed. | |--------------+---------------------------------------------| | S69=5 | Select 4800bps maximum speed. | |--------------+---------------------------------------------| | S69=6 | Select 7200bps maximum speed. | |--------------+---------------------------------------------| | S69=7 | Select 9600bps uncoded maximum speed. | |--------------+---------------------------------------------| | S69=8 | Select 9600bps maximum speed. | |--------------+---------------------------------------------| | S69=9 | Select 12Kbps maximum speed. | |--------------+---------------------------------------------| | i S69=10 | Select 14.4Kbps maximum speed. | |--------------+---------------------------------------------| | S69=11 | Select 16.8Kbps maximum speed. | |--------------+---------------------------------------------| | S69=12 | Select 19.2Kbps maximum speed. | |--------------+---------------------------------------------| | S69=13 | Select 21.6Kbps maximum speed. | |--------------+---------------------------------------------| | S69=14 | Select 24Kbps maximum speed. | |--------------+---------------------------------------------| | S69=15 | Select 26.4Kbps maximum speed. | |--------------+---------------------------------------------| | S69=16 | Select 28.8Kbps maximum speed. | +------------------------------------------------------------+ +------------------------------------------------------------+ | CTS SIGNAL | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] &Rn [cmds] | |--------------+---------------------------------------------| | Description: | Selects the function of the CTS signal. | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | &R0 | RTS to CTS delay enabled. | |--------------+---------------------------------------------| | i &R1 | CTS forced high. | |--------------+---------------------------------------------| | &R2 | CTS follows CD. | |--------------+---------------------------------------------| | &R9 | CTS follows RTS. | +------------------------------------------------------------+ +------------------------------------------------------------+ | DCD SIGNAL | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] &Cn [cmds] | |--------------+---------------------------------------------| | Description: | Configures the behavior of the DCD signal. | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | i &C0 | DCD forced high. | |--------------+---------------------------------------------| | &C1 | DCD normal. | |--------------+---------------------------------------------| | &C2 | DCD forced high except during handshaking | | | and disconnecting. | |--------------+---------------------------------------------| | &C3 | DCD follows remote RTS signal. | +------------------------------------------------------------+ +------------------------------------------------------------+ | DISCONNECT BUFFER DELAY | |------------------------------------------------------------| | Type: | Register | |--------------+---------------------------------------------| | Format: | AT [cmds] S62=n [cmds] | |--------------+---------------------------------------------| | Default: | 0 | |--------------+---------------------------------------------| | Range: | 0-255 | |--------------+---------------------------------------------| | Unit: | 1 second | |--------------+---------------------------------------------| | Description: | Configures how long the modem will wait to | | | disconnect if there is data in the transmit | | | or receive buffers. | +------------------------------------------------------------+ +------------------------------------------------------------+ | DISCONNECT ON LOSS OF CURRENT | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] *LCn [cmds] | |--------------+---------------------------------------------| | Description: | Causes the modem to disconnect if the | | | telephone line's current drops. | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | *LC0 | Do not disconnect on loss of current. | |--------------+---------------------------------------------| | *LC1 | Disconnect after 8ms if current is lost. | |--------------+---------------------------------------------| | i *LC2 | Disconnect after 90ms if current is lost. | +------------------------------------------------------------+ +------------------------------------------------------------+ | DISCONNECT ON LOSS OF CURRENT | |------------------------------------------------------------| | Type: | Register | |--------------+---------------------------------------------| | Format: | AT [cmds] S32=n [cmds] | |--------------+---------------------------------------------| | Description: | Causes the modem to disconnect if the | | | telephone line's current drops. | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | S32=0 | Do not disconnect on loss of current. | |--------------+---------------------------------------------| | i S32=2 | Disconnect after 90ms if current is lost. | |--------------+---------------------------------------------| | S32=4 | Disconnect after 8ms if current is lost. | +------------------------------------------------------------+ +------------------------------------------------------------+ | DISCONNECT RESET | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] *ROn [cmds] | |--------------+---------------------------------------------| | Description: | Selects whether the modem will reset on | | | disconnect. | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | i *RO0 | Modem will not reset on disconnect. | |--------------+---------------------------------------------| | *RO1 | Modem will reset on disconnect. | +------------------------------------------------------------+ +------------------------------------------------------------+ | DISPLAY INFORMATION | |------------------------------------------------------------| | Type: | Immediate | |--------------+---------------------------------------------| | Format: | AT [cmds] In [cmds] | |--------------+---------------------------------------------| | Description: | Displays modem properties. | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | I0 | Displays product code. | |--------------+---------------------------------------------| | I1 | Displays checksum number. | |--------------+---------------------------------------------| | I3 | Displays firmware version. | |--------------+---------------------------------------------| | I4 | Displays feature code. | |--------------+---------------------------------------------| | I5 | Displays reason for last disconnect. | +------------------------------------------------------------+ +------------------------------------------------------------+ | DISPLAY PRODUCT VERSION | |------------------------------------------------------------| | Type: | Immediate | |--------------+---------------------------------------------| | Format: | AT [cmds] %V [cmds] | |--------------+---------------------------------------------| | Description: | Displays product version. | +------------------------------------------------------------+ +------------------------------------------------------------+ | DISPLAY SERIAL NUMBER | |------------------------------------------------------------| | Type: | Immediate | |--------------+---------------------------------------------| | Format: | AT [cmds] $V [cmds] | |--------------+---------------------------------------------| | Description: | Displays product serial number. | +------------------------------------------------------------+ +------------------------------------------------------------+ | DISPLAY STORED NUMBERS | |------------------------------------------------------------| | Type: | Immediate | |--------------+---------------------------------------------| | Format: | AT [cmds] *ND [cmds] | |--------------+---------------------------------------------| | Description: | Displays all stored phone numbers. | +------------------------------------------------------------+ +------------------------------------------------------------+ | DSR SIGNAL | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] &Sn [cmds] | |--------------+---------------------------------------------| | Description: | Controls the behaviour of the DSR signal. | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | i &S0 | DSR forced high. | |--------------+---------------------------------------------| | &S1 | DSR normal. | |--------------+---------------------------------------------| | &S2 | DSR normal, except forced low on | | | disconnect. | |--------------+---------------------------------------------| | &S3 | DSR follows OH. | +------------------------------------------------------------+ +------------------------------------------------------------+ | EXTENDED RESULT CODES | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] S82=n [cmds] | |--------------+---------------------------------------------| | Description: | Selects extended result codes. | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | i S82=0 | Display DTE rate; extended result codes | | | disabled. | |--------------+---------------------------------------------| | S82=4 | Display DCE rate; extended result codes | | | enabled. | |--------------+---------------------------------------------| | S82=8 | Display DCE rate; extended result codes | | | disabled. | +------------------------------------------------------------+ +------------------------------------------------------------+ | FLOW CONTROL CHARACTER - XOFF FROM TERMINAL | |------------------------------------------------------------| | Type: | Register | |--------------+---------------------------------------------| | Format: | AT [cmds] S45=n [cmds] | |--------------+---------------------------------------------| | Default: | 19 | |--------------+---------------------------------------------| | Range: | 0-127 | |--------------+---------------------------------------------| | Unit: | ASCII | |--------------+---------------------------------------------| | Description: | Sets the character the terminal sends to | | | represent XOFF. | +------------------------------------------------------------+ +------------------------------------------------------------+ | FLOW CONTROL CHARACTER - XOFF TO TERMINAL | |------------------------------------------------------------| | Type: | Register | |--------------+---------------------------------------------| | Format: | AT [cmds] S50=n [cmds] | |--------------+---------------------------------------------| | Default: | 19 | |--------------+---------------------------------------------| | Range: | 0-127 | |--------------+---------------------------------------------| | Unit: | ASCII | |--------------+---------------------------------------------| | Description: | Sets the character the modem sends to | | | represent XOFF. | +------------------------------------------------------------+ +------------------------------------------------------------+ | FLOW CONTROL CHARACTER - XON FROM TERMINAL | |------------------------------------------------------------| | Type: | Register | |--------------+---------------------------------------------| | Format: | AT [cmds] S44=n [cmds] | |--------------+---------------------------------------------| | Default: | 17 | |--------------+---------------------------------------------| | Range: | 0-127 | |--------------+---------------------------------------------| | Unit: | ASCII | |--------------+---------------------------------------------| | Description: | Sets the character the terminal sends to | | | represent XON. | +------------------------------------------------------------+ +------------------------------------------------------------+ | FLOW CONTROL CHARACTER - XON TO TERMINAL | |------------------------------------------------------------| | Type: | Register | |--------------+---------------------------------------------| | Format: | AT [cmds] S49=n [cmds] | |--------------+---------------------------------------------| | Default: | 17 | |--------------+---------------------------------------------| | Range: | 0-127 | |--------------+---------------------------------------------| | Unit: | ASCII | |--------------+---------------------------------------------| | Description: | Sets the character the modem sends to | | | represent XON. | +------------------------------------------------------------+ +------------------------------------------------------------+ | FLOW CONTROL MODE | |------------------------------------------------------------| | Format | AT [cmds] S54=n [cmds] | |--------------+---------------------------------------------| | Default: | 33 | |--------------+---------------------------------------------| | Range: | 0 - 123 | |--------------+---------------------------------------------| | Description: | Controls flow control type and | | | pass-through. | |--------------+---------------------------------------------| | Bit | Value | Function | |------+-------+---------------------------------------------| | 1, 0 | 00 | Flow control disabled. | | | | | | | i 01 | Bidirectional XON/XOFF flow control | | | | enabled. | | | 10 | | | | | CTS flow control by DCE enabled. | | | 11 | | | | | Bidirectional CTS/RTS flow control enabled. | |------+-------+---------------------------------------------| | 2 | 0 | Not used. | |------+-------+---------------------------------------------| | 3 | i 0 | Flow control disabled. | | | | | | | 1 | Flow control enabled. | |------+-------+---------------------------------------------| | 4 | i 0 | XON/XOFF signals trapped by local modem. | | | | | | | 1 | XON/XOFF passed through local modem. | |------+-------+---------------------------------------------| | 6, 5 | 00 | Flow control by DCE disabled. | | | | | | | i 01 | XON/XOFF flow control by DCE enabled. | | | | | | | 10 | RTS flow control by DCE enabled. | | | | | | | 11 | RTS flow control by DCE enabled. | +------------------------------------------------------------+ +------------------------------------------------------------+ | FORCE RETRAIN | |------------------------------------------------------------| | Type: | Immediate | |--------------+---------------------------------------------| | Format: | AT [cmds] *RRn [cmds] | |--------------+---------------------------------------------| | Description: | Forces the modem to attempt to retrain to | | | the selected speed. | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | *RR0 | Attempt 2400bps speed. | |--------------+---------------------------------------------| | *RR1 | Attempt 4800bps speed. | |--------------+---------------------------------------------| | *RR2 | Attempt 7200bps speed. | |--------------+---------------------------------------------| | *RR3 | Attempt 9600bps speed. | |--------------+---------------------------------------------| | *RR4 | Attempt 12Kbps speed. | |--------------+---------------------------------------------| | *RR5 | Attempt 14.4Kbps speed. | |--------------+---------------------------------------------| | *RR6 | Attempt 16.8Kbps speed. | |--------------+---------------------------------------------| | *RR7 | Attempt 19.2Kbps speed. | |--------------+---------------------------------------------| | *RR8 | Attempt 21.6Kbps speed. | |--------------+---------------------------------------------| | *RR9 | Attempt 24Kbps speed. | |--------------+---------------------------------------------| | *RR10 | Attempt 26.4Kbps speed. | |--------------+---------------------------------------------| | *RR11 | Attempt 28.8Kbps speed. | +------------------------------------------------------------+ +------------------------------------------------------------+ | HANG UP MODE | |------------------------------------------------------------| | Type: | Immdeiate/Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] Hn [cmds] | |--------------+---------------------------------------------| | Description: | Commands the modem to go on- or off-hook, | | | and selects how the modem will hang up. | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | H0 | Modem commanded to go on-hook (hang up). | |--------------+---------------------------------------------| | H1 | Modem commanded to go off-hook (pick up). | |--------------+---------------------------------------------| | H2 | Set hang up mode to normal on next ATH0 | | | command | |--------------+---------------------------------------------| | H3 | Set hang up mode to fast on next ATH0 | | | command | +------------------------------------------------------------+ +------------------------------------------------------------+ | HELP SCREENS | |------------------------------------------------------------| | Type: | Immediate | |--------------+---------------------------------------------| | Format: | AT $H=xxxx | |--------------+---------------------------------------------| | Description: | Shows help screens. If a string is included | | | as shown in the example, the modem will | | | search for the string; otherwise, the whole | | | help section will be displayed. | +------------------------------------------------------------+ +------------------------------------------------------------+ | INACTIVITY TIMER | |------------------------------------------------------------| | Type: | Register | |--------------+---------------------------------------------| | Format: | AT [cmds] S58=n [cmds] | |--------------+---------------------------------------------| | Default: | 0 | |--------------+---------------------------------------------| | Range: | 0-255 | |--------------+---------------------------------------------| | Unit: | 1 minute | |--------------+---------------------------------------------| | Description: | Sets the length of time the modem does not | | | receive information before it disconnects. | +------------------------------------------------------------+ +------------------------------------------------------------+ | LEASED LINE BACKUP RECOVERY DELAY | |------------------------------------------------------------| | Type: | Register | |--------------+---------------------------------------------| | Format: | AT [cmds] S28=n [cmds] | |--------------+---------------------------------------------| | Default: | 15 | |--------------+---------------------------------------------| | Range: | 0-255 | |--------------+---------------------------------------------| | Unit: | 1 minute | |--------------+---------------------------------------------| | Description: | After leased line failure, modem attempts | | | to reconnect after specified delay. | +------------------------------------------------------------+ +------------------------------------------------------------+ | LEASED LINE BACKUP NUMBER | |------------------------------------------------------------| | Type: | Register | |--------------+---------------------------------------------| | Format: | AT [cmds] S35=n [cmds] | |--------------+---------------------------------------------| | Description: | Sets the stored number the modem will dial | | | for DTR dialing and leased-line backup. | +------------------------------------------------------------+ +------------------------------------------------------------+ | LOCAL SERIAL PORT SPEED - CURRENT | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] S80=n [cmds] | |--------------+---------------------------------------------| | Description: | Reports the current serial port speed. | |--------------+---------------------------------------------| | I Command | Function | |--------------+---------------------------------------------| | 1 | 300bps current speed. | |--------------+---------------------------------------------| | 2 | 600bps current speed. | |--------------+---------------------------------------------| | 3 | 1200bps current speed. | |--------------+---------------------------------------------| | 4 | 2400bps current speed. | |--------------+---------------------------------------------| | 5 | 4800bps current speed. | |--------------+---------------------------------------------| | 6 | 7200bps current speed. | |--------------+---------------------------------------------| | 7 | 9600bps current speed. | |--------------+---------------------------------------------| | 8 | 12Kbps current speed. | |--------------+---------------------------------------------| | 9 | 14.4Kbps current speed. | |--------------+---------------------------------------------| | 10 | 16.8Kbps current speed. | |--------------+---------------------------------------------| | 11 | 19.2Kbps current speed. | |--------------+---------------------------------------------| | 12 | 21.6Kbps current speed. | |--------------+---------------------------------------------| | 13 | 24Kbps current speed. | |--------------+---------------------------------------------| | 14 | 26.4Kbps current speed. | |--------------+---------------------------------------------| | 15 | 28.8Kbps current speed. | |--------------+---------------------------------------------| | 16 | 38.4Kbps current speed. | |--------------+---------------------------------------------| | 17 | 57.6Kbps current speed. | |--------------+---------------------------------------------| | 18 | 115.2Kbps current speed. | +------------------------------------------------------------+ +------------------------------------------------------------+ | LOCAL SERIAL PORT SPEED CHANGE ON PIN 23 | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] *FBn [cmds] | |--------------+---------------------------------------------| | Description: | Selects whether a voltage transition on pin | | | 23 will cause the modem to change the | | | serial port speed. | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | i *FB0 | Pin 23 transition ignored. | |--------------+---------------------------------------------| | *FB1 | Pin 23 negative causes modem to increase | | | serial port speed; pin 23 positive causes | | | modem to decrease serial port speed. | +------------------------------------------------------------+ +------------------------------------------------------------+ | MAXIMUM BLOCK SIZE FOR TRANSMISSION | |------------------------------------------------------------| | Type: | Register | |--------------+---------------------------------------------| | Format: | AT [cmds] S63=n [cmds] | |--------------+---------------------------------------------| | Description: | Sets the maximum transmittable block size. | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | S63=0 | MNP block size is 64 characters. | |--------------+---------------------------------------------| | S63=1 | MNP block size is 128 characters. | |--------------+---------------------------------------------| | S63=2 | MNP block size is 192 characters. | |--------------+---------------------------------------------| | i S63=3 | MNP block size is 256 characters. | +------------------------------------------------------------+ +------------------------------------------------------------+ | PROTOCOL/SPEED | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] *MMn [cmds] | |--------------+---------------------------------------------| | Description: | Selects the protocol to use on the next | | | connection. | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | i *MM0 | Auto-detect fastest common protocol. | |--------------+---------------------------------------------| | *MM1 | Selects V.21. | |--------------+---------------------------------------------| | *MM2 | Selects Bell 103. | |--------------+---------------------------------------------| | *MM5 | Selects V.22bis. | |--------------+---------------------------------------------| | *MM11 | Selects V.32bis. | |--------------+---------------------------------------------| | *MM12 | Selects V.34. | +------------------------------------------------------------+ +------------------------------------------------------------+ | PROTOCOL/SPEED | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] S88=n [cmds] | |--------------+---------------------------------------------| | Description: | Selects the protocol to use on the next | | | connection. | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | i S88=0 | Auto-detect fastest common protocol. | |--------------+---------------------------------------------| | S88=1 | Selects V.21. | |--------------+---------------------------------------------| | S88=2 | Selects Bell 103. | |--------------+---------------------------------------------| | S88=5 | Selects V.22bis. | |--------------+---------------------------------------------| | S88=11 | Selects V.32bis. | |--------------+---------------------------------------------| | S88=12 | Selects V.34. | +------------------------------------------------------------+ +------------------------------------------------------------+ | PROTOCOL/SPEED - CURRENT | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] S91? [cmds] | |--------------+---------------------------------------------| | Description: | Returns a value indicating the current | | | protocol. | |--------------+---------------------------------------------| | Value | Meaning | |--------------+---------------------------------------------| | 0 | Auto-detect fastest common protocol. | |--------------+---------------------------------------------| | 1 | Selects V.21. | |--------------+---------------------------------------------| | 2 | Selects Bell 103. | |--------------+---------------------------------------------| | 5 | Selects V.22bis. | |--------------+---------------------------------------------| | 11 | Selects V.32bis. | |--------------+---------------------------------------------| | 12 | Selects V.34. | +------------------------------------------------------------+ +------------------------------------------------------------+ | REMOTE CONFIGURATION | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] %T=n [cmds] | | | | | | AT [cmds] D<#>%Tn [cmds] | |--------------+---------------------------------------------| | Description: | Initiates a remote configuration session. | | | This command may follow a dial command, | | | omitting the equal sign, to initiate remote | | | configuration immediately on connection. %T | | | with no parameter will quit the current | | | session. | +------------------------------------------------------------+ +------------------------------------------------------------+ | REMOTE CONFIGURATION PASSWORD | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] %P=nnnn [cmds] | |--------------+---------------------------------------------| | Default: | N/A | |--------------+---------------------------------------------| | Range: | 0-99999999, D, | |--------------+---------------------------------------------| | Description: | Sets the security code that a remote modem | | | must send to begin a remote configuration | | | sessions. If nnnn is omitted, the code will | | | be cleared; if a D is given, remote | | | configuration is disabled. | +------------------------------------------------------------+ +------------------------------------------------------------+ | RESULT CODE MODE | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] *RCn [cmds] | |--------------+---------------------------------------------| | Description: | Selects normal or Motorola result code | | | numbering. | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | i *RC0 | Result code 15 is CONNECT 4800 and code 18 | | | is CONNECT 9600 (standard). | |--------------+---------------------------------------------| | *RC1 | Result code 11 is CONNECT 4800 and code 12 | | | is CONNECT 9600 (Motorola). | +------------------------------------------------------------+ +------------------------------------------------------------+ | RETRAIN SENSITIVITY | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] %Rn [cmds] | |--------------+---------------------------------------------| | Description: | Sets how poor line conditions must be | | | before the modem will initiate a retrain. | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | i %R0 | Modem will not initiate retrain. | |--------------+---------------------------------------------| | %R1 | Modem will initiate retrain when the Bit | | | Error Rate exceeds 10-5. | |--------------+---------------------------------------------| | %R2 | Modem will initiate retrain when the Bit | | | Error Rate exceeds 10-4. | |--------------+---------------------------------------------| | %R3 | Modem will initiate retrain when the Bit | | | Error Rate exceeds 10-3. | +------------------------------------------------------------+ +------------------------------------------------------------+ | RETRAIN SENSITIVITY | |------------------------------------------------------------| | Type: | Register | |--------------+---------------------------------------------| | Format: | AT [cmds] S53=n [cmds] | |--------------+---------------------------------------------| | Description: | Sets how poor line conditions must be | | | before the modem will initiate a retrain. | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | i S53=0 | Modem will not initiate retrain. | |--------------+---------------------------------------------| | S53=4 | Modem will initiate retrain when the Bit | | | Error Rate exceeds 10-5. | |--------------+---------------------------------------------| | S53=8 | Modem will initiate retrain when the Bit | | | Error Rate exceeds 10-4. | |--------------+---------------------------------------------| | S53=12 | Modem will initiate retrain when the Bit | | | Error Rate exceeds 10-3. | +------------------------------------------------------------+ +------------------------------------------------------------+ | RI SIGNAL | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] \Rn [cmds] | |--------------+---------------------------------------------| | Description: | Controls the behavior of the Ring Indicator | | | signal. | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | \R0 | RI signal high during rings and forced high | | | for duration of call. | |--------------+---------------------------------------------| | \R1 | RI signal high during rings only. | +------------------------------------------------------------+ +------------------------------------------------------------+ | SECURITY - AUTO-CALLBACK DELAY | |------------------------------------------------------------| | Type: | Register | |--------------+---------------------------------------------| | Format: | AT [cmds] S78=n [cmds] | |--------------+---------------------------------------------| | Default: | 30 | |--------------+---------------------------------------------| | Range: | 0-255 | |--------------+---------------------------------------------| | Unit: | 1 second | |--------------+---------------------------------------------| | Description: | Configures how long the modem will wait to | | | execute the auto-callback sequence after an | | | incoming call is detected. | +------------------------------------------------------------+ +------------------------------------------------------------+ | SECURITY - CALLBACK DELAY | |------------------------------------------------------------| | Type: | Register | |--------------+---------------------------------------------| | Format: | AT [cmds] S74=n [cmds] | |--------------+---------------------------------------------| | Default: | 15 | |--------------+---------------------------------------------| | Range: | 0-255 | |--------------+---------------------------------------------| | Unit: | 1 second | |--------------+---------------------------------------------| | Description: | Configures how long the modem will wait to | | | execute a callback sequence after the user | | | has disconnected. | +------------------------------------------------------------+ +------------------------------------------------------------+ | SECURITY - CALLBACK RETRY | |------------------------------------------------------------| | Type: | Register | |--------------+---------------------------------------------| | Format: | AT [cmds] S75=n [cmds] | |--------------+---------------------------------------------| | Default: | Unidentified | |--------------+---------------------------------------------| | Range: | 0-255 | |--------------+---------------------------------------------| | Unit: | 1 redial | |--------------+---------------------------------------------| | Description: | Sets how many times the modem will attempt | | | to execute a callback if the first call | | | fails. | +------------------------------------------------------------+ +------------------------------------------------------------+ | SECURITY - CALLBACK RETRY DELAY | |------------------------------------------------------------| | Type: | Register | |--------------+---------------------------------------------| | Format: | AT [cmds] S76=n [cmds] | |--------------+---------------------------------------------| | Default: | 15 | |--------------+---------------------------------------------| | Range: | 0-255 | |--------------+---------------------------------------------| | Unit: | 1 second | |--------------+---------------------------------------------| | Description: | Configures how long the modem will wait to | | | execute another callback sequence after one | | | has failed. | +------------------------------------------------------------+ +------------------------------------------------------------+ | SECURITY - FAILED LOGIN ATTEMPT MAXIMUM | |------------------------------------------------------------| | Type: | Register | |--------------+---------------------------------------------| | Format: | AT [cmds] S77=n [cmds] | |--------------+---------------------------------------------| | Default: | Unidentified | |--------------+---------------------------------------------| | Range: | 0-255 | |--------------+---------------------------------------------| | Unit: | 1 attempt | |--------------+---------------------------------------------| | Description: | Sets the maximum number of failed logins | | | the modem will accept until it disconnects. | +------------------------------------------------------------+ +------------------------------------------------------------+ | SECURITY - PASSWORD TIME | |------------------------------------------------------------| | Type: | Register | |--------------+---------------------------------------------| | Format: | AT [cmds] S73=n [cmds] | |--------------+---------------------------------------------| | Default: | Unidentified | |--------------+---------------------------------------------| | Range: | 0-255 | |--------------+---------------------------------------------| | Unit: | 1 second | |--------------+---------------------------------------------| | Description: | Configures how long the modem will wait for | | | a password when in secure mode. | +------------------------------------------------------------+ +------------------------------------------------------------+ | STATUS REGISTER BIT | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | Write: AT [cmds] Sn.m=0 or 1 [cmds] | | | | | | Read: AT [cmds] Sn.m=? [cmds] | |--------------+---------------------------------------------| | Description: | Sets/clears or reads bit m of register n. | +------------------------------------------------------------+ +------------------------------------------------------------+ | STATUS REGISTER HEXADECIMAL | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | Write: AT [cmds] Sn^=hh [cmds] | | | | | | Read: AT [cmds] Sn?^ [cmds] | |--------------+---------------------------------------------| | Description: | Sets register n to hexadecimal number hh or | | | displays register n in hexadecimal. | +------------------------------------------------------------+ +------------------------------------------------------------+ | STORE TELEPHONE NUMBER | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] &Z<#> | |--------------+---------------------------------------------| | Description: | Writes the indicated telephone number into | | | non-volatile memory location 1. | +------------------------------------------------------------+ +------------------------------------------------------------+ | STORE TELEPHONE NUMBER | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] *CNn,<#> | |--------------+---------------------------------------------| | Description: | Writes the indicated telephone number into | | | non-volatile memory at location n. | +------------------------------------------------------------+ +------------------------------------------------------------+ | TALK/DATA MODE | |------------------------------------------------------------| | Type: | Immediate | |--------------+---------------------------------------------| | Format: | AT [cmds] *DAn [cmds] | |--------------+---------------------------------------------| | Description: | Selects talk or data mode. | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | i *DA0 | Talk mode enabled. | |--------------+---------------------------------------------| | *DA1 | Data mode enabled. | +------------------------------------------------------------+ +------------------------------------------------------------+ | TEST MODES | |------------------------------------------------------------| | Format | AT [cmds] S34=n [cmds] | |--------------+---------------------------------------------| | Default: | 0 | |--------------+---------------------------------------------| | Range: | 0 - 15 | |--------------+---------------------------------------------| | Description: | Initiates and controls loopback test | | | options. | |--------------+---------------------------------------------| | Bit | Value | Function | |------+-------+---------------------------------------------| | 0 | i 0 | End bidirectional local analog loopback | | | | test. | | | 1 | | | | | Begin bidirectional local analog loopback | | | | test. | |------+-------+---------------------------------------------| | 1 | i 0 | End bidirectional local digital loopback | | | | test. | | | 1 | | | | | Begin bidirectional local digital loopback | | | | test. | |------+-------+---------------------------------------------| | 2 | i 0 | Pin 18 has no function. | | | | | | | 1 | Pin 18 going high causes the modem to | | | | perform local analog loopback test. | |------+-------+---------------------------------------------| | 3 | i 0 | Pin 21 has no function. | | | | | | | 1 | Pin 21 going high causes the modem to | | | | perform remote digital loopback test. | +------------------------------------------------------------+ +------------------------------------------------------------+ | TRANSMISSION LEVEL - LEASED LINE | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] %Zn [cmds] | |--------------+---------------------------------------------| | Description: | Sets the signal level for transmission over | | | leased lines. | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | i %Z0 | Permissive transmission level (level fixed | | | at -9dBm.) | |--------------+---------------------------------------------| | %Z1 | Programmable transmission level (level | | | controlled by exterior resistor, or -12dBm | | | if absent. | +------------------------------------------------------------+ +------------------------------------------------------------+ | TRANSMISSION LEVEL - SWITCHED LINE | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] *TDn [cmds] | |--------------+---------------------------------------------| | Default: | 9 | |--------------+---------------------------------------------| | Range: | 9-30 | |--------------+---------------------------------------------| | Unit: | -1 dBm | |--------------+---------------------------------------------| | Description: | Sets the transmitted signal level when the | | | modem is connected to a switched phone | | | line. | +------------------------------------------------------------+ +------------------------------------------------------------+ | V.25bis OPTIONS | |------------------------------------------------------------| | Format | AT [cmds] S30=n [cmds] | |--------------+---------------------------------------------| | Default: | 0 | |--------------+---------------------------------------------| | Range: | 0 - 230 | |--------------+---------------------------------------------| | Description: | Controls V.25bis character set, VAL | | | response, NRZ/NRZI, and communications | | | mode. | |--------------+---------------------------------------------| | Bit | Value | Function | |------+-------+---------------------------------------------| | 0 | 0 | Not used. | |------+-------+---------------------------------------------| | 1 | i 0 | Use ASCII character set. | | | | | | | 1 | Use EBCDIC character set. | |------+-------+---------------------------------------------| | 2 | i 0 | VAL response enabled. | | | | | | | 1 | VAL response disabled. | |------+-------+---------------------------------------------| | 4, 3 | 00 | Not used. | |------+-------+---------------------------------------------| | 5 | i 0 | Use NRZ mode. | | | | | | | 1 | Use NRZI mode. | |------+-------+---------------------------------------------| | 7, 6 | i 00 | V.25bis command set disabled. | | | | | | | 01 | V.25bis bisynchronous command, synchronous | | | | connect mode. | | | 10 | | | | | V.25bis SDLC command, synchronous connect | | | 11 | mode. | | | | | | | | V.25bis asynchronous command, synchronous | | | | connect mode. | +------------------------------------------------------------+ +------------------------------------------------------------+ | V.32 HANDSHAKE OPTIONS | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] *FTn [cmds] | |--------------+---------------------------------------------| | Description: | Shortens V.32 and V.32bis handshake time. | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | i *FT0 | Normal handshake sequence. | |--------------+---------------------------------------------| | *FT1 | Training time is shortened by 2 seconds in | | | V.32 and V.32bis modes. | +------------------------------------------------------------+ +------------------------------------------------------------+ | V.34 OPTIONS | |------------------------------------------------------------| | Format: | AT [cmds] S95=n [cmds] | |--------------+---------------------------------------------| | Default: | 241 | |--------------+---------------------------------------------| | Range: | 0 - 241 | |--------------+---------------------------------------------| | Description: | Controls non-linear coding, pre-emphasis, | | | shaping, and pre-coding. | |--------------+---------------------------------------------| | Bit | Value | Function | |------+-------+---------------------------------------------| | 0 | 0 | V.8 answer disabled for modulations below | | | | V.34. | | | i 1 | | | | | V.8 answer enabled for modulations below | | | | V.34. | |------+-------+---------------------------------------------| | 3 - | 000 | Not used. | | 1 | | | |------+-------+---------------------------------------------| | 4 | 0 | Non-linear coding disabled. | | | | | | | i 1 | Non-linear coding enabled. | |------+-------+---------------------------------------------| | 5 | 0 | Pre-emphasis disabled. | | | | | | | i 1 | Pre-emphasis enabled. | |------+-------+---------------------------------------------| | 6 | 0 | Constellation shaping disabled. | | | | | | | i 1 | Constellation shaping enabled. | |------+-------+---------------------------------------------| | 7 | 0 | Pre-coding disabled. | | | | | | | i 1 | Pre-coding enabled. | +------------------------------------------------------------+ +------------------------------------------------------------+ | V.34 OPTIONS | |------------------------------------------------------------| | Format: | AT [cmds] S96=n [cmds] | |--------------+---------------------------------------------| | Default: | 160 | |--------------+---------------------------------------------| | Range: | 0 - 160 | |--------------+---------------------------------------------| | Description: | Controls TX level deviation and asymmetric | | | bit rates. | |--------------+---------------------------------------------| | Bit | Value | Function | |------+-------+---------------------------------------------| | 4 - | 00000 | Not used. | | 0 | | | |------+-------+---------------------------------------------| | 5 | 0 | Asymmetric bit rates disabled. | | | | | | | i 1 | Asymmetric bit rates enabled. | |------+-------+---------------------------------------------| | 6 | 0 | Not used. | |------+-------+---------------------------------------------| | 7 | 0 | TX level deviation disabled. | | | | | | | i 1 | TX level deviation enabled. | +------------------------------------------------------------+ +------------------------------------------------------------+ | V.34 RETRAIN SENSITIVITY | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] *THn [cmds] | |--------------+---------------------------------------------| | Description: | Sets how poor line conditions must be | | | before the modem will initiate a retrain | | | when in V.34 mode. | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | *TH0 | Modem will initiate retrain when the Bit | | | Error Rate exceeds 10-6. | |--------------+---------------------------------------------| | *TH1 | Modem will initiate retrain when the Bit | | | Error Rate exceeds 10-4. | |--------------+---------------------------------------------| | i *TH2 | Modem will initiate retrain when the Bit | | | Error Rate exceeds 10-2. | +------------------------------------------------------------+ +------------------------------------------------------------+ | V.34 SPLIT-SPEED | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] *ASn [cmds] | |--------------+---------------------------------------------| | Description: | Controls V.34 - split-speed mode. | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | *AS0 | V.34 split-speed disabled. | |--------------+---------------------------------------------| | *AS1 | V.34 split-speed enabled. | +------------------------------------------------------------+