DIAMOND MULTIMEDIA SYSTEMS, INC. ================================ SUPRAFAX MODEM 288I Card Type Fax, Modem (asynchronous) Chip Set Rockwell Maximum Data Rate 28.8Kbps Maximum Fax Rate 14.4Kbps Data Bus 8-bit ISA Fax Class Class I & II Data Modulation Bell 103/212A 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, MNP10, V.42, V.42bis Correction/Compression +------------------------------------------------------------+ | CONNECTIONS | |------------------------------------------------------------| | Function | Label | Function | Label | |------------------------------------------------------------| | Line out/in - | CN1 | Line in/out - | CN2 | | Unidentified | | Unidentified | | +------------------------------------------------------------+ +------------------------------------------------------------+ | SERIAL PORT ADDRESS | |------------------------------------------------------------| | Setting | SEL/0 | SEL/1 | |--------------------+-------------------+-------------------| | COM1 (3F8h) | Open | Open | |--------------------+-------------------+-------------------| | i COM2 (2F8h) | Closed | Open | |--------------------+-------------------+-------------------| | COM3 (3E8h) | Open | Closed | |--------------------+-------------------+-------------------| | COM4 (2E8h) | Closed | Closed | +------------------------------------------------------------+ +------------------------------------------------------------+ | INTERRUPT | |------------------------------------------------------------| | Setting | IRQ/2 | IRQ/3 | IRQ/4 | IRQ/5 | |------------+-----------+-----------+-----------+-----------| | 2 | Closed | Open | Open | Open | |------------+-----------+-----------+-----------+-----------| | i 3 | Open | Closed | Open | Open | |------------+-----------+-----------+-----------+-----------| | 4 | Open | Open | Closed | Open | |------------+-----------+-----------+-----------+-----------| | 5 | Open | Open | Open | Closed | +------------------------------------------------------------+ +------------------------------------------------------------+ | SUPPORTED COMMAND SET | |------------------------------------------------------------| | Basic AT Commands | |------------------------------------------------------------| | AT, '+++', 'comma', A/ | |------------------------------------------------------------| | A, C, D, E, F, H, L, N, O, P, Q, R, S, T, U, V, W, Y, Z | |------------------------------------------------------------| | &A, &B, &C, &G, &J, &K, &L, &P, &S, &T, &V, &W, &X, &Y, &Z | |------------------------------------------------------------| | Extended AT Commands | |------------------------------------------------------------| | \C, \E, \O, \Q, \T, \U, \V, \X, \Y, \Z | |------------------------------------------------------------| | %A, %TT | |------------------------------------------------------------| | S Registers | |------------------------------------------------------------| | S0, S1, S2, S3, S4, S5, S6, S7, S8, S9, S10, S11, S12, | | S18, S25, S26, | |------------------------------------------------------------| | S38, S46, S48, S82, S86, S90, S91, S92, S95, S99, S108, | | S109, S110 | |------------------------------------------------------------| | Special Commands | |------------------------------------------------------------| | "H, "N, "O,-J, )M, +MS? | |------------------------------------------------------------| | Note: See MHI Help File for full command documentation. | +------------------------------------------------------------+ Proprietary AT Command Set +------------------------------------------------------------+ | AUTO-FALLBACK/FALL-FORWARD | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] %Gn [cmds] | |--------------+---------------------------------------------| | Description: | Selects auto-fallback/fall-forward | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | %G0 | Auto-fallback/fall-forward disabled | |--------------+---------------------------------------------| | i %G1 | Auto-fallback/fall-forward enabled | +------------------------------------------------------------+ +------------------------------------------------------------+ | AUTO-RETRAIN | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] %En [cmds] | |--------------+---------------------------------------------| | Description: | Controls auto-retrain mode | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | i %E0 | Auto-retrain disabled | |--------------+---------------------------------------------| | %E1 | Auto-retrain enabled | +------------------------------------------------------------+ +------------------------------------------------------------+ | BIT-MAPPED REGISTER S13 | |------------------------------------------------------------| | Format: | AT [cmds] S13=n [cmds] | |-----------------+------------------------------------------| | Default: | 0 | |-----------------+------------------------------------------| | Range: | 0-8 | |-----------------+------------------------------------------| | Description: | Controls DTR dialing during asynchronous | | | mode | |------------------------------------------------------------| | Bit | Value | Function | |------------------------------------------------------------| | 2 - 0 | i | Not used | | | 000 | | |--------------+-----+---------------------------------------| | 3 | i 0 | DTR auto-dialing In asynchronous mode | | | | disabled | | | 1 | | | | | DTR auto-dialing In asynchronous mode | | | | enabled | +------------------------------------------------------------+ +------------------------------------------------------------+ | BIT-MAPPED REGISTER S14 | |------------------------------------------------------------| | Format: | AT [cmds] S14=n [cmds] | |--------------+---------------------------------------------| | Default: | Unidentified | |--------------+---------------------------------------------| | Range: | 0-174 | |--------------+---------------------------------------------| | Unit: | Bit-mapped | |--------------+---------------------------------------------| | Description: | Controls echo, result codes and display, | | | dial mode, and answer/originate mode. | |--------------+---------------------------------------------| | Bit | Value | Function | |------+-------+---------------------------------------------| | 0 | i 0 | Not used | |------+-------+---------------------------------------------| | 1 | 0 | Command echo disabled | | | | | | | i 1 | Command echo enabled | |------+-------+---------------------------------------------| | 2 | i 0 | Result codes enabled | | | | | | | 1 | Result codes disabled | |------+-------+---------------------------------------------| | 3 | 0 | Display result codes in numeric format | | | | | | | i 1 | Display result codes in verbose format | |------+-------+---------------------------------------------| | 4 | i 0 | Not used | |------+-------+---------------------------------------------| | 5 | i 0 | Tone dial enabled | | | | | | | 1 | Pulse dial enabled | |------+-------+---------------------------------------------| | 6 | i 0 | Not used | |------+-------+---------------------------------------------| | 7 | 0 | Answer mode enabled | | | | | | | 1 | Originate mode enabled | +------------------------------------------------------------+ +------------------------------------------------------------+ | BIT-MAPPED REGISTER S21 | |------------------------------------------------------------| | Format | AT [cmds] S21=n [cmds] | |--------------+---------------------------------------------| | Default: | 4 | |--------------+---------------------------------------------| | Range: | 0-253 | |--------------+---------------------------------------------| | Unit: | Bit-mapped | |--------------+---------------------------------------------| | Description: | Selects jack type, CTS/DCD/DSR signals, low | | | DTR action, and the long space disconnect | | | function. | |--------------+---------------------------------------------| | Bit | Value | Function | |------+-------+---------------------------------------------| | 0 | i 0 | Selects RJ-11, RJ-41S, or RJ45S jack | | | | | | | 1 | Selects RJ-12 or RJ-13 jack | |------+-------+---------------------------------------------| | 1 | i 0 | Not used | |------+-------+---------------------------------------------| | 2 | 0 | CTS forced high | | | | | | | i 1 | CTS follows RTS | |------+-------+---------------------------------------------| | 4, 3 | i 00 | Modem does not respond to DTR | | | | | | | 01 | Modem hangs-up if off-hook & auto-answer is | | | | disabled | | | 10 | | | | | Modem hangs up if off-hook & auto-answer | | | 11 | not disabled | | | | | | | | Modem switches to asynchronous command | | | | state | |------+-------+---------------------------------------------| | 5 | i 0 | DCD forced high | | | | | | | 1 | DCD normal | |------+-------+---------------------------------------------| | 6 | i 0 | DSR forced high | | | | | | | 1 | DSR normal | |------+-------+---------------------------------------------| | 7 | i 0 | Long space disconnect function disabled | | | | | | | 1 | Long space disconnect function enabled | +------------------------------------------------------------+ +------------------------------------------------------------+ | BIT-MAPPED REGISTER S22 | |------------------------------------------------------------| | Format | AT [cmds] S22=n [cmds] | |--------------+---------------------------------------------| | Default: | 118 | |--------------+---------------------------------------------| | Range: | 0-127 | |--------------+---------------------------------------------| | Unit: | Bit-mapped | |--------------+---------------------------------------------| | Description: | Controls speaker volume and controls, and | | | limits results codes. | |--------------+---------------------------------------------| | Bit | Value | Function | |------+-------+---------------------------------------------| | 1, 0 | 00 | Low level volume | | | | | | | 01 | Low level volume | | | | | | | i 10 | Medium level volume | | | | | | | 11 | High level volume | |------+-------+---------------------------------------------| | 3, 2 | 00 | Speaker off | | | | | | | i 01 | Speaker off on carrier | | | | | | | 10 | Speaker always on | | | | | | | 11 | Speaker on during handshake | |------+-------+---------------------------------------------| | 6 - | 000 | Basic result codes only enabled | | 4 | | | | | 100 | Basic and connection speed result codes | | | | enabled | | | 101 | | | | | Basic and connection speed result codes and | | | 110 | dialtone detection enabled | | | | | | | i 111 | All result codes except dialtone detection | | | | enabled | | | | | | | | All result codes enabled | +------------------------------------------------------------+ +------------------------------------------------------------+ | BIT-MAPPED REGISTER S23 | |------------------------------------------------------------| | Format | AT [cmds] S23=n [cmds] | |--------------+---------------------------------------------| | Default: | 55 | |--------------+---------------------------------------------| | Range: | 0-189 | |--------------+---------------------------------------------| | Unit: | Bit-mapped | |--------------+---------------------------------------------| | Description: | Grants/denies remote digital loopback, | | | controls DTE rate and parity, and sets | | | guard tone. | |--------------+---------------------------------------------| | Bit | Value | Function | |------+-------+---------------------------------------------| | 0 | 0 | Remote digital loopback denied | | | | | | | i 1 | Remote digital loopback allowed | |------+-------+---------------------------------------------| | 3 - | 000 | Sets serial port speed to 0-300bps | | 1 | | | | | 001 | Sets serial port speed to 600bps | | | | | | | 010 | Sets serial port speed to 1200bps | | | | | | | i 011 | Sets serial port speed to 2400bps | | | | | | | 100 | Sets serial port speed to 4800bps | | | | | | | 101 | Sets serial port speed to 9600bps | | | | | | | 110 | Sets serial port speed to 19200bps | | | | | | | 111 | Sets serial port speed to 38400bps or | | | | higher | |------+-------+---------------------------------------------| | 5, 4 | 00 | Parity even | | | | | | | 01 | Not Used | | | | | | | 10 | Parity odd | | | | | | | i 11 | No Parity | |------+-------+---------------------------------------------| | 7, 6 | i 00 | Guard tone disabled | | | | | | | 01 | Guard tone 550Hz enabled | | | | | | | 10 | Guard tone 1800Hz enabled | +------------------------------------------------------------+ +------------------------------------------------------------+ | BIT-MAPPED REGISTER S27 | |------------------------------------------------------------| | Format | AT [cmds] S27=n [cmds] | |--------------+---------------------------------------------| | Default: | 73 | |--------------+---------------------------------------------| | Range: | 0-11 | |--------------+---------------------------------------------| | Unit: | Bit-mapped | |--------------+---------------------------------------------| | Description: | Selects synchronous/asynchronous mode, line | | | type, clock source, and ITU-T/Bell modes. | |--------------+---------------------------------------------| | Bit | Value | Function | |------+-------+---------------------------------------------| | 3, | 000 | Asynchronous Direct mode | | 1, 0 | | | | | 001 | Asynchronous off-line command mode and | | | | synchronous connect mode | | | 010 | | | | | Asynchronous off-line command mode - modem | | | 011 | auto-dials first number in directory, then | | | | synchronous connect mode. | | | 100 | | | | | Asynchronous off-line command mode on low | | | i 101 | DTR, synchronous connect mode on high DTR. | | | | | | | 110 | Not Used | | | | | | | | Asynchronous Reliable Mode | | | | | | | | Asynchronous Normal Mode | |------+-------+---------------------------------------------| | 2 | i 0 | Switched line (PSTN/Dial-up) | | | | | | | 1 | Leased line | |------+-------+---------------------------------------------| | 5, 4 | i 00 | Modem generates clock | | | | | | | 01 | DTE generates clock | | | | | | | 10 | Modem generates clock from the receive | | | | carrier signal | |------+-------+---------------------------------------------| | 6 | 0 | ITU/T mode | | | | | | | i 1 | Bell mode | +------------------------------------------------------------+ +------------------------------------------------------------+ | BIT-MAPPED REGISTER S28 | |------------------------------------------------------------| | Format | AT [cmds] S28=n [cmds] | |--------------+---------------------------------------------| | Default: | Unidentified | |--------------+---------------------------------------------| | Range: | 0-31 | |--------------+---------------------------------------------| | Unit: | Bit-mapped | |--------------+---------------------------------------------| | Description: | Controls V.23 split speed, transmit/receive | | | speed, half duplex; and pulse dialing. | |--------------+---------------------------------------------| | Bit | Value | Function | |------+-------+---------------------------------------------| | 0 | i 0 | V.23 split speed operation disabled | | | | | | | 1 | V.23 split speed operation enabled | |------+-------+---------------------------------------------| | 1 | 0 | 75bps transmit, 1200bps receive enabled | | | | | | | 1 | 1200bps transmit, 75bps receive enabled | |------+-------+---------------------------------------------| | 2 | 0 | 1200bps transmit, 1200bps receive disabled | | | | | | | 1 | 1200bps transmit, 1200bps receive enabled | |------+-------+---------------------------------------------| | 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 | +------------------------------------------------------------+ +------------------------------------------------------------+ | BIT-MAPPED REGISTER S31 | |------------------------------------------------------------| | Format: | AT [cmds] S31=n [cmds] | |-----------------+------------------------------------------| | Default: | 2 | |-----------------+------------------------------------------| | Range: | 0-10 | |-----------------+------------------------------------------| | Description: | Select automode and extended result code | | | format. | |------------------------------------------------------------| | Bit | Value | Function | |-----------+-------+----------------------------------------| | 0 | i 0 | Not used | |-----------+-------+----------------------------------------| | 1 | 0 | Auto-mode disabled | | | | | | | i 1 | Auto-mode enabled | |-----------+-------+----------------------------------------| | 3, 2 | i 00 | Enables CONNECT result codes to report | | | | DTE speed | | | 01 | | | | | Full reporting of CONNECT result codes | | | 10 | | | | | Enables CONNECT result codes to report | | | | DCE speed | +------------------------------------------------------------+ +------------------------------------------------------------+ | BIT-MAPPED REGISTER S40 | |------------------------------------------------------------| | Format | AT [cmds] S40=n [cmds] | |--------------+---------------------------------------------| | Default: | Unidentified | |--------------+---------------------------------------------| | Range: | 0-239 | |--------------+---------------------------------------------| | Unit: | Bit-mapped | |--------------+---------------------------------------------| | Description: | Controls power level and break handling; | | | selects MNP extended services, link | | | negotiation, and block size. | |--------------+---------------------------------------------| | Bit | Value | Function | |------+-------+---------------------------------------------| | 0 | 0 | V.42 LAPM to MNP 10 connection disabled | | | | | | | 1 | V.42 LAPM to MNP 10 connection enabled | |------+-------+---------------------------------------------| | 1 | 0 | Power level adjustment disabled | | | | | | | i 1 | Power level adjustment enabled | |------+-------+---------------------------------------------| | 2 | i 0 | Link will be negotiated at highest possible | | | | speed | | | 1 | | | | | Link will be negotiated at 1200bps | |------+-------+---------------------------------------------| | 5, | 000 | \K0 | | 4, 3 | | | | | 001 | \K1 | | | | | | | 010 | \K2 | | | | | | | 011 | \K3 | | | | | | | 100 | \K4 | | | | | | | i 101 | \K5 | |------+-------+---------------------------------------------| | 7, 6 | 00 | MNP block size is 64 characters | | | | | | | 01 | MNP block size is 128 characters | | | | | | | i 10 | MNP block size is 192 characters | | | | | | | 11 | MNP block size is 256 characters | +------------------------------------------------------------+ +------------------------------------------------------------+ | BIT-MAPPED REGISTER S41 | |------------------------------------------------------------| | Format | AT [cmds] S41=n [cmds] | |--------------+---------------------------------------------| | Default: | Unidentified | |--------------+---------------------------------------------| | Range: | 0-31 | |--------------+---------------------------------------------| | Unit: | Bit-mapped | |--------------+---------------------------------------------| | Description: | Selects compression, auto-retrain, flow | | | control, and MNP mode. | |--------------+---------------------------------------------| | Bit | Value | Function | |------+-------+---------------------------------------------| | 1 - | 00 | Data compression disabled | | 0 | | | | | 01 | MNP5 enabled | | | | | | | 10 | V.42bis enabled | | | | | | | 11 | MNP5 and V.42bis enabled | |------+-------+---------------------------------------------| | 2 | i 0 | Auto-retrain disabled | | | | | | | 1 | Auto-retrain enabled | |------+-------+---------------------------------------------| | 3 | i 0 | Flow control disabled | | | | | | | 1 | Flow control enabled | |------+-------+---------------------------------------------| | 4 | i 0 | Stream mode for MNP | | | | | | | 1 | Block mode for MNP | +------------------------------------------------------------+ +------------------------------------------------------------+ | BIT-MAPPED REGISTER S192 | |------------------------------------------------------------| | Format: | AT [cmds] S192=n [cmds] | |----------------+-------------------------------------------| | Default: | 2 | |----------------+-------------------------------------------| | Range: | 0-243 | |----------------+-------------------------------------------| | Description: | Controls silent Answer Snoop Mode, | | | adaptive answer mode, V.34 rate limiting, | | | rate renegotiating display, demo mode, | | | and silent answer reason code | |------------------------------------------------------------| | Bit | Value | Function | |---------+-------+------------------------------------------| | 0 | i 0 | Standard - Full CNG. A "Snoop" occurs | | | | for 3 seconds after each ring, and for | | | 1 | 12 seconds after the last ring. | | | | | | | | Fast - CNG Tone Only. A "Snoop" occurs | | | | for 3 seconds after each ring, and for 5 | | | | seconds after the last ring. | |------------------------------------------------------------| | 1 | 0 | Attempt data carrier first (FAX | | | | fallback if failed data). | | | | | | | | In this mode, adaptive answer accept | | | | data carriers primarily and switches to | | | | FAX mode if DATA was not successful. No | | | i | CNG tone required, any and all failed | | | 1 | DATA connections are handled as valid | | | | FAX call attempts. | | | | | | | | Attempt data carrier first (FAX if CNG | | | | tone). | | | | | | | | In this mode, adaptive answer accept | | | | data carriers primarily wait until data | | | | carrier answer tone for 4 seconds to | | | | allow a possible CNG tone detect to | | | | occur; but switches to FAX mode when a | | | | CNG tone is detected. | |-------------+----+-----------------------------------------| | 3, 2 | i | Not used | | | 00 | | |-------------+----+-----------------------------------------| | 4 | i | V34 rate limiting disabled | | | 0 | | | | | V34 rate limiting enabled; The modem | | | 1 | will connect using the rate from +MS, | | | | after a connection is made all data | | | | rates more than one step below the | | | | connection rate will be disabled. | |-------------+----+-----------------------------------------| | 5 | i | Rate Renegotiating Display disabled | | | 0 | | | | | Rate Renegotiating Display enabled | | | 1 | | |-------------+----+-----------------------------------------| | 6 | i | Demo Mode disabled | | | 0 | | | | | Demo Mode enabled; modem displays V34 | | | 1 | 288 LP DC as if it is connected. Issue | | | | ATZ to return normal operation. | |-------------+----+-----------------------------------------| | 7 | i | Silent answer reason code disabled | | | 0 | | | | | Silent answer reason code enabled; "CNG | | | 1 | -- SA": Silent Answer or Silent Answer | | | | Plus code detects CNG. "CNG -- Adaptive | | | | Answer": Adaptive Answer code detects | | | | CNG. "DATA Time-out": Data mode timed | | | | out during an Adaptive Answer. | +------------------------------------------------------------+ +------------------------------------------------------------+ | BIT-MAPPED REGISTER S201 | |------------------------------------------------------------| | Format: | AT [cmds] S201=n [cmds] | |--------------------+---------------------------------------| | Default: | Unidentified | |--------------------+---------------------------------------| | Range: | 0-63 | |--------------------+---------------------------------------| | Description: | Controls power level, and compromise | | | equalizer. | |------------------------------------------------------------| | Bit | Value | Function | |-----------+-------------+----------------------------------| | 4 - 0 | 00000 | Initial power level -26dBm | | | | | | | 00001 | Initial power level -30dBm | | | | | | | 00010 | Initial power level -10dBm | | | | | | | ... | ... | | | | | | | 01010 | Initial power level -10dBm | | | | | | | 01011 | Initial power level -11dBm | | | | | | | ...to... | ...to... | | | | | | | 11111 | Initial power level -31dBm | |------------------------------------------------------------| | 5 | 0 | Equalizer disabled | | | | | | | 1 | Equalizer enabled | +------------------------------------------------------------+ +------------------------------------------------------------+ | BIT-MAPPED REGISTER S210 | |------------------------------------------------------------| | Format: | AT [cmds] S210=n [cmds] | |-----------------+------------------------------------------| | Default: | Unidentified | |-----------------+------------------------------------------| | Range: | 0-13 | |-----------------+------------------------------------------| | Description: | Controls Baud rate and V.34 asymmetric | | | carrier rate. | |------------------------------------------------------------| | Bit | Value | Function | |-----------+-------+----------------------------------------| | 2 - 0 | | Baud rate Data rates | | | 000 | | | | | 2400 2400 - 21800bps | | | 001 | | | | | 2400 4800 - 24000bps | | | 010 | | | | | 2400,2800 4800 - 24000bps | | | 011 | | | | | 2400,2800,3000 4800 - 26400bps | | | 100 | | | | | 2400,2800,3000,3200 4800 - 28800bps | | | i 101 | | | | | 2400,2800,3000,3200,3429 4800 - | | | | 28800bps | |------------------------------------------------------------| | 3 | 0 | V.34 transmit and receive carriers | | | | use the same rate | | | 1 | | | | | V.34 transmit and receive Carriers | | | | may use different rates | +------------------------------------------------------------+ +------------------------------------------------------------+ | BLACKLISTED NUMBERS | |------------------------------------------------------------| | Type: | Immediate | |--------------+---------------------------------------------| | Format: | AT [cmds] *B [cmds] | |--------------+---------------------------------------------| | Description: | Displays a numbered chart of BLACKLISTED | | | numbers, except permanently forbidden | | | numbers based on country setting. "OK" is | | | returned if no numbers are blacklisted. | +------------------------------------------------------------+ +------------------------------------------------------------+ | BREAK SEND | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] \Bn [cmds] | |--------------+---------------------------------------------| | Default: | Unidentified | |--------------+---------------------------------------------| | Range: | 1-9 | |--------------+---------------------------------------------| | Unit: | .1 second | |--------------+---------------------------------------------| | Description: | Sends break to modem in non-error | | | correction state | +------------------------------------------------------------+ +------------------------------------------------------------+ | BREAK TYPE | |------------------------------------------------------------| | Type: | Configuration | |---------------------+--------------------------------------| | Format: | AT [cmds] \Kn [cmds] | |---------------------+--------------------------------------| | Description: | Configures action of break signal | |------------------------------------------------------------| | Command | Break from | Modem receives | Break received | | | DTE | \B | from remote | | | | | modem | |-----------+--------------+----------------+----------------| | \K0 | Online | Break sent to | Buffers | | | command mode | remote modem | cleared, break | | | enabled, | and buffers | sent to DTE | | | send no | cleared | | | | break to | | | | | remote modem | | | |-----------+--------------+----------------+----------------| | \K1 | Break sent | Break sent to | Buffers | | | to remote | remote modem | cleared, break | | | modem and | and buffers | sent to DTE | | | buffers | cleared | | | | cleared | | | |-----------+--------------+----------------+----------------| | \K2 | Online | Send break to | Break sent | | | command mode | remote modem | immediately to | | | enabled, | immediately | DTE | | | send no | | | | | break to | | | | | remote modem | | | |-----------+--------------+----------------+----------------| | \K3 | Send break | Send break to | Break sent | | | to remote | remote modem | immediately to | | | modem | immediately | DTE | | | immediately | | | |-----------+--------------+----------------+----------------| | \K4 | Online | Send break | Break sent | | | command mode | with | with received | | | enabled, | transmitted | data to the | | | send no | data | DTE | | | break to | | | | | remote modem | | | |-----------+--------------+----------------+----------------| | i \K5 | Send break | Send break | Break sent | | | with | with | with received | | | transmitted | transmitted | data to the | | | data | data | DTE | +------------------------------------------------------------+ +------------------------------------------------------------+ | CALLER ID | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] #CID=n [cmds] | |--------------+---------------------------------------------| | Description: | Controls the Caller ID function | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | #CID? | Displays current Caller ID mode | |--------------+---------------------------------------------| | #CID=? | Returns Caller ID modes supported | |--------------+---------------------------------------------| | #CID=0 | Caller ID disabled | |--------------+---------------------------------------------| | #CID=1 | Caller ID displays formatted data | |--------------+---------------------------------------------| | #CID=2 | Caller ID displays raw hexadecimal data | +------------------------------------------------------------+ +------------------------------------------------------------+ | COMMUNICATIONS MODE | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] &Mn [cmds] | |--------------+---------------------------------------------| | Description: | Selects communications mode | |------------------------------------------------------------| | Note: Same function as &Q(0-3) settings. | |------------------------------------------------------------| | Command | Mode | |--------------+---------------------------------------------| | i &M0 | Asynchronous Direct mode | |--------------+---------------------------------------------| | &M1 | Asynchronous off-line command mode and | | | synchronous connect mode. | |--------------+---------------------------------------------| | &M2 | Asynchronous off-line command mode - modem | | | auto-dials first number in directory, then | | | synchronous connect mode. | |--------------+---------------------------------------------| | &M3 | Asynchronous off-line command mode on low | | | DTR, synchronous connect mode on high DTR. | +------------------------------------------------------------+ +------------------------------------------------------------+ | COMMUNICATIONS MODE | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] &Qn [cmds] | |--------------+---------------------------------------------| | Description: | Selects communications mode options | |--------------+---------------------------------------------| | Command | Mode | |--------------+---------------------------------------------| | &Q0 | Asynchronous Direct mode | |--------------+---------------------------------------------| | &Q1 | Asynchronous off-line command mode and | | | synchronous connect mode. | |--------------+---------------------------------------------| | &Q2 | Asynchronous off-line command mode - modem | | | auto-dials first number in directory, then | | | synchronous connect mode. | |--------------+---------------------------------------------| | &Q3 | Asynchronous off-line command mode on low | | | DTR, synchronous connect mode on high DTR. | |--------------+---------------------------------------------| | &Q4 | Not Used | |--------------+---------------------------------------------| | i &Q5 | Asynchronous Reliable Mode | |--------------+---------------------------------------------| | &Q6 | Asynchronous Normal Mode | |------------------------------------------------------------| | Note: Be VERY careful when issuing these commands! | | Once you enter &Q(1-3) and save it to memory, | | | | there are only two known ways to return to | | Asynchronous Mode: | | | | 1. Issue AT &Q(0,5-9) &W from a Synchronous Terminal | | to restore the modem to Asynchronous Mode. | | | | 2. Connect modem to an Asynchronous Terminal with the | | DTR signal (line 20) disabled (a "break-out" box | | works very nicely for this) and issue the | | configuration you want or AT &Q(0,5-9) &W to return | | the modem to Asynchronous Mode. | +------------------------------------------------------------+ +------------------------------------------------------------+ | COMMUNICATION PROTOCOLS | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] Bn [cmds] | |--------------+---------------------------------------------| | Description: | Selects the communication protocol for data | | | calls | |------------------------------------------------------------| | Note: The B command allows the simultaneous selection | | of more than one suffix, enabling multiple protocols. | |------------------------------------------------------------| | Command | Function | |-----------------+------------------------------------------| | B0 | V.21 (1200bps) and V.22 (1200 bps) | |-----------------+------------------------------------------| | B1 | Bell 103 (300 bps) and Bell 212A (1200 | | | bps) | +------------------------------------------------------------+ +------------------------------------------------------------+ | COMPRESSION | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] %Cn [cmds] | |--------------+---------------------------------------------| | Description: | Selects data compression | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | %C0 | Data compression disabled | |--------------+---------------------------------------------| | %C1 | MNP5 enabled | |--------------+---------------------------------------------| | %C2 | V.42bis enabled | |--------------+---------------------------------------------| | %C3 | MNP5 and V.42bis enabled | +------------------------------------------------------------+ +------------------------------------------------------------+ | CONNECT MODE | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] \Nn [cmds] | |--------------+---------------------------------------------| | Description: | Controls the type of connection the modem | | | will operate in | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | \N0 | Normal mode enabled | |--------------+---------------------------------------------| | \N1 | Direct mode enabled | |--------------+---------------------------------------------| | \N2 | Reliable mode enabled | |--------------+---------------------------------------------| | i \N3 | Auto-reliable mode enabled | |--------------+---------------------------------------------| | \N4 | V.42 reliable mode enabled | |--------------+---------------------------------------------| | \N5 | MNP reliable mode enabled | +------------------------------------------------------------+ +------------------------------------------------------------+ | COUNTRY CODE | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] *NCn [cmds] | |--------------+---------------------------------------------| | Description: | Sets the country code | |------------------------------------------------------------| | Command | Function | Command | Function | |---------------+-----------------+---------+----------------| | *NC? | Displays | *NC013 | Spain | | | country codes | | | | | and | | | | | configurations | | | | | currently | | | | | supported | | | |---------------+-----------------+---------+----------------| | *NC000 | United States | *NC014 | Sweden | |---------------+-----------------+---------+----------------| | *NC001 | Austria | *NC015 | Switzerland | |---------------+-----------------+---------+----------------| | *NC002 | Belgium | *NC016 | United Kingdom | |---------------+-----------------+---------+----------------| | *NC003 | Denmark | *NC017 | Greece | |---------------+-----------------+---------+----------------| | *NC004 | Finland | *NC020 | Canada | |---------------+-----------------+---------+----------------| | *NC005 | France | *NC021 | Mexico | |---------------+-----------------+---------+----------------| | *NC006 | Germany | *NC022 | United States | |---------------+-----------------+---------+----------------| | *NC007 | Ireland | *NC040 | Australia | |---------------+-----------------+---------+----------------| | *NC008 | Italy | *NC043 | Japan | |---------------+-----------------+---------+----------------| | *NC010 | Netherlands | *NC047 | Singapore | |---------------+-----------------+---------+----------------| | *NC011 | Norway | *NC048 | New Zealand | |---------------+-----------------+---------+----------------| | *NC012 | Portugal | *NC060 | South Africa | +------------------------------------------------------------+ +------------------------------------------------------------+ | DATA TERMINAL READY (DTR) | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] &Dn [cmds] | |--------------+---------------------------------------------| | Description: | Selects modem response to DTR | |------------------------------------------------------------| | Note: The action each variant of &D causes depends on | | the setting of &Q | |------------------------------------------------------------| | &Q Setting | &D0 | &D1 | &D2 | &D3 | |----------------+------------+----------+---------+---------| | &Q0, &Q5, &Q6 | Command 0 | Command | Command | Command | | | | 3 | 1 | 4 | |----------------+------------+----------+---------+---------| | &Q1, &Q4 | Command 2 | Command | Command | Command | | | | 3 | 1 | 4 | |----------------+------------+----------+---------+---------| | &Q2, &Q3 | Command 1 | Command | Command | Command | | | | 1 | 1 | 1 | |------------------------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | Command 0 | Modem does not respond to DTR | |--------------+---------------------------------------------| | Command 1 | Modem hangs-up if off-hook & auto-answer is | | | disabled | |--------------+---------------------------------------------| | Command 2 | Modem hangs up if off-hook & auto-answer | | | not disabled | |--------------+---------------------------------------------| | Command 3 | Modem switches to asynchronous command | | | state | |--------------+---------------------------------------------| | Command 4 | Modem performs soft reset | +------------------------------------------------------------+ +------------------------------------------------------------+ | DELAYED NUMBERS | |------------------------------------------------------------| | Type: | Immediate | |--------------+---------------------------------------------| | Format: | AT [cmds] *D [cmds] | |--------------+---------------------------------------------| | Description: | Displays a numbered chart of DELAYED | | | numbers and the length of delay in the | | | format HH:MM:SS. "OK" is returned if no | | | numbers are delayed. | +------------------------------------------------------------+ +------------------------------------------------------------+ | DIAL | |------------------------------------------------------------| | Type: | Immediate | |-----------------+------------------------------------------| | Format: | AT [cmds] D<#> [cmds] | |-----------------+------------------------------------------| | Description: | Dials telephone number according to any | | | modifiers included in the string | |------------------------------------------------------------| | Note: Any combination of modifiers can be used to produce | | the desired dial functions in sequence. | |------------------------------------------------------------| | Command | Function | |------------+-----------------------------------------------| | - ( ) i | These symbols and spaces are ignored | |------------+-----------------------------------------------| | L | Dial the last dialing string | |------------+-----------------------------------------------| | J | Perform MNP10 link negotiation at 1200bps | | | (one-shot) | |------------+-----------------------------------------------| | K | Enable power level adjustment during MNP10 | | | link negotiation (one-shot) | |------------+-----------------------------------------------| | P | Pulse dial the following digits | |------------+-----------------------------------------------| | R | Accepted, but no action occurs | |------------+-----------------------------------------------| | Sn | Use dialing string stored in register n. | | | n=0-3 | |------------+-----------------------------------------------| | T | Tone dial the following digits | |------------+-----------------------------------------------| | W | Wait for second dialtone, Within the time set | | | in S6 and/or S7 | |------------+-----------------------------------------------| | * | DTMF code for "star" | |------------+-----------------------------------------------| | # | DTMF code for "gate" | |------------+-----------------------------------------------| | & | Wait for "bong" Credit Card billing tone | |------------+-----------------------------------------------| | @ | Wait for quiet answer, A 5 second silence. | |------------+-----------------------------------------------| | , | Pause before finishing dialing string, time | | | set in S8 | |------------+-----------------------------------------------| | ! | Hook flash, go on-hook for 700ms, maybe | | | changed by S29. | |------------+-----------------------------------------------| | ^ | Turn on 1300Hz call originating pulse | |------------+-----------------------------------------------| | ; | Return to command state | +------------------------------------------------------------+ +------------------------------------------------------------+ | DIALING CODES | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] *Zn [cmds] | |--------------+---------------------------------------------| | Description: | Sets pulse dialing. Used for countries that | | | supports 2 pulse dialing methods. | |------------------------------------------------------------| | Command | Function | |-------------------------------+----------------------------| | i *Z0 | Dial code 0 | |-------------------------------+----------------------------| | *Z1 | Dial code 1 | +------------------------------------------------------------+ +------------------------------------------------------------+ | DISTICTIVE RING | |------------------------------------------------------------| | Type: | Configuration | |----------------+-------------------------------------------| | Format: | AT [cmds] -SDR=n [cmds] | |----------------+-------------------------------------------| | Default: | 0 | |----------------+-------------------------------------------| | Range: | 0-7 | |----------------+-------------------------------------------| | Description: | Selects distinctive ring and result code | |------------------------------------------------------------| | Note: -SDR? = Reports current distinctive ring used | |------------------------------------------------------------| | Bit | Value | Function | |------------------------------------------------------------| | 0 | i 0 | Single rings and report as RING 1 | | | | disabled | | | 1 | | | | | Single rings and report as RING 1 | | | | enabled | |-------------+------+---------------------------------------| | 1 | i 0 | Double rings and report as RING 2 | | | | disabled | | | 1 | | | | | Double rings and report as RING 2 | | | | enabled | |-------------+------+---------------------------------------| | 2 | i 0 | Triple rings and report as RING 3 | | | | disabled | | | 1 | | | | | Triple rings and report as RING 3 | | | | enabled | +------------------------------------------------------------+ +------------------------------------------------------------+ | DISPLAYS CURRENT SETTINGS | |------------------------------------------------------------| | Type: | Immediate | |--------------+---------------------------------------------| | Format: | AT [cmds] \S [cmds] | |--------------+---------------------------------------------| | Description: | Displays Active Configuration | +------------------------------------------------------------+ +------------------------------------------------------------+ | DISPLAYS MANUFACTURER | |------------------------------------------------------------| | Type: | Immediate | |--------------+---------------------------------------------| | Format: | AT [cmds] +GMI [cmds] | |--------------+---------------------------------------------| | Description: | Displays manufacturer ID | +------------------------------------------------------------+ +------------------------------------------------------------+ | DISPLAYS MODEL | |------------------------------------------------------------| | Type: | Immediate | |--------------+---------------------------------------------| | Format: | AT [cmds] +GMM [cmds] | |--------------+---------------------------------------------| | Description: | Displays model ID | +------------------------------------------------------------+ +------------------------------------------------------------+ | DISPLAYS ROM CODE | |------------------------------------------------------------| | Type: | Immediate | |--------------+---------------------------------------------| | Format: | AT [cmds] +GMR [cmds] | |--------------+---------------------------------------------| | Description: | Displays ROM Code ID | +------------------------------------------------------------+ +------------------------------------------------------------+ | EQM AUTOMATIC RATE ADAPTION BIAS | |------------------------------------------------------------| | Type: | Register | |--------------+---------------------------------------------| | Format | AT [cmds] S191=n [cmds] | |--------------+---------------------------------------------| | Default: | 129 | |--------------+---------------------------------------------| | Range: | 0-255 | |--------------+---------------------------------------------| | Unit: | Unidentified | |--------------+---------------------------------------------| | Description: | Controls the bias for V.32/32bis,V.FC, and | | | V.34 operation. Linked to AT%Q, but doesn't | | | affect it. | +------------------------------------------------------------+ +------------------------------------------------------------+ | EQM QUALITY TIMER | |------------------------------------------------------------| | Type: | Register | |--------------+---------------------------------------------| | Format | AT [cmds] S190=n [cmds] | |--------------+---------------------------------------------| | Default: | 60 | |--------------+---------------------------------------------| | Range: | 10-255 | |--------------+---------------------------------------------| | Unit: | 1 second | |--------------+---------------------------------------------| | Description: | Sets the minimum time period the EQM (%Q) | | | level must be "GOOD" before attempting to | | | fall-forward to a higher rate. Affects | | | AT%E2%G1 setting | +------------------------------------------------------------+ +------------------------------------------------------------+ | FACTORY DEFAULT PROFILE | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] &F [cmds] | |--------------+---------------------------------------------| | Description: | Sets values in active profile to values | | | found in the default profile | |------------------------------------------------------------| | Command | Function | |---------------+--------------------------------------------| | &F0 | No flow control, No error correction, No | | | data compression | |---------------+--------------------------------------------| | &F1 | MAC hardware flow control, correction & | | | compression active | |---------------+--------------------------------------------| | &F2 | Hardware flow control, correction & | | | compression active | +------------------------------------------------------------+ +------------------------------------------------------------+ | FLASH DIAL MODIFIER TIME | |------------------------------------------------------------| | Type: | Register | |--------------+---------------------------------------------| | Format | AT [cmds] S29=n [cmds] | |--------------+---------------------------------------------| | Default: | 7 | |--------------+---------------------------------------------| | Range: | 0-255 | |--------------+---------------------------------------------| | Unit: | .1 second | |--------------+---------------------------------------------| | Description: | Time the modem will go on-hook upon | | | receiving the ! dial modifier in dial | | | string. S29=0 will disable flash hook | | | function. | +------------------------------------------------------------+ +------------------------------------------------------------+ | FLASH ROM | |------------------------------------------------------------| | Type: | Immediate | |--------------+---------------------------------------------| | Format: | AT [cmds] ** [cmds] | |--------------+---------------------------------------------| | Description: | Set FLASH ROM code XMODEM upload mode | +------------------------------------------------------------+ +------------------------------------------------------------+ | FLOW CONTROL | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] \Gn [cmds] | |--------------+---------------------------------------------| | Description: | Selects modem port flow control for Normal | | | and Direct modes | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | i \G0 | Flow control disabled | |--------------+---------------------------------------------| | \G1 | Flow control enabled | +------------------------------------------------------------+ +------------------------------------------------------------+ | FLOW CONTROL | |------------------------------------------------------------| | Type: | Read-only Register | |--------------+---------------------------------------------| | Format | AT [cmds] S39? [cmds] | |--------------+---------------------------------------------| | Description: | Displays the current flow control | |--------------+---------------------------------------------| | Value | Meaning | |--------------+---------------------------------------------| | 0 | Flow control disabled | |--------------+---------------------------------------------| | 3 | RTS/CTS flow control enabled | |--------------+---------------------------------------------| | 4 | XON/XOFF flow control enabled | |--------------+---------------------------------------------| | 5 | Transparent XON/XOFF flow control enabled | |--------------+---------------------------------------------| | 6 | Both XON/XOFF and RTS/CTS enabled | +------------------------------------------------------------+ +------------------------------------------------------------+ | FLOW CONTROL CHARACTER - XON | |------------------------------------------------------------| | Type: | Register | |--------------+---------------------------------------------| | Format: | AT [cmds] S32=n [cmds] | |--------------+---------------------------------------------| | Default: | 17 | |--------------+---------------------------------------------| | Range: | 0-255 | |--------------+---------------------------------------------| | Unit: | ASCII | |--------------+---------------------------------------------| | Description: | Sets the character used to represent XON | +------------------------------------------------------------+ +------------------------------------------------------------+ | FLOW CONTROL CHARACTER - XOFF | |------------------------------------------------------------| | Type: | Register | |--------------+---------------------------------------------| | Format: | AT [cmds] S33=n [cmds] | |--------------+---------------------------------------------| | Default: | 19 | |--------------+---------------------------------------------| | Range: | 0-255 | |--------------+---------------------------------------------| | Unit: | ASCII | |--------------+---------------------------------------------| | Description: | Sets the character used to represent XOFF | +------------------------------------------------------------+ +------------------------------------------------------------+ | INACTIVITY TIMER | |------------------------------------------------------------| | Type: | Register | |---------------+--------------------------------------------| | Format | AT [cmds] S30=n [cmds] | |---------------+--------------------------------------------| | Default: | 0 | |---------------+--------------------------------------------| | Range: | 0-255 | |---------------+--------------------------------------------| | Unit: | 10 seconds | |---------------+--------------------------------------------| | Description: | Maximum duration of DTE and DCE inactivity | | | allowed prior to initiating hang-up | | | process. | |------------------------------------------------------------| | Note: S30=0 disables the timer and allows indefinite | | inactivity. In Reliable mode any data transfer resets | | timer. In Normal mode only sent data resets timer. | +------------------------------------------------------------+ +------------------------------------------------------------+ | LINE SIGNAL LEVEL | |------------------------------------------------------------| | Type: | Immediate | |--------------+---------------------------------------------| | Format | AT [cmds] %L [cmds] | |--------------+---------------------------------------------| | Default: | Unidentified | |--------------+---------------------------------------------| | Range: | 9-46 | |--------------+---------------------------------------------| | Unit: | -dBm | |--------------+---------------------------------------------| | Description: | Returns a value which indicates the | | | received line signal level | +------------------------------------------------------------+ +------------------------------------------------------------+ | LINE SIGNAL QUALITY | |------------------------------------------------------------| | Type: | Immediate | |--------------+---------------------------------------------| | Format | AT [cmds] %Q [cmds] | |--------------+---------------------------------------------| | Default: | Unidentified | |--------------+---------------------------------------------| | Range: | 0-127 | |--------------+---------------------------------------------| | Unit: | Unidentified | |--------------+---------------------------------------------| | Description: | Returns a value which indicates line signal | | | quality (EQM) | +------------------------------------------------------------+ +------------------------------------------------------------+ | LOCK SERIAL PORT | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] \Jn [cmds] | |--------------+---------------------------------------------| | Description: | Sets operation of serial port speed | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | \J0 | Serial speed locked | |--------------+---------------------------------------------| | \J1 | Serial speed follows connect speed | +------------------------------------------------------------+ +------------------------------------------------------------+ | MAXIMUM BLOCK SIZE FOR TRANSMISSION | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] \An [cmds] | |--------------+---------------------------------------------| | Description: | Sets the maximum transmittable block size | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | \A0 | MNP block size is 64 characters | |--------------+---------------------------------------------| | i \A1 | MNP block size is 128 characters | |--------------+---------------------------------------------| | \A2 | MNP block size is 192 characters | |--------------+---------------------------------------------| | \A3 | MNP block size is 256 characters | +------------------------------------------------------------+ +------------------------------------------------------------+ | MNP MODE | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] -Cn [cmds] | |--------------+---------------------------------------------| | Description: | Controls which MNP mode is selected | |------------------------------------------------------------| | Command | Function | |---------------------+--------------------------------------| | -C0 | Enable MNP 10 sync mode | |---------------------+--------------------------------------| | -C1 | Enable MNP 10 async mode | |---------------------+--------------------------------------| | -C2 | Enable MNP 2 | |---------------------+--------------------------------------| | -C3 | Enable MNP 3 | +------------------------------------------------------------+ +------------------------------------------------------------+ | MNP - EXTENDED SERVICES | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] -Kn [cmds] | |--------------+---------------------------------------------| | Description: | Selects MNP extended services (MNP10) | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | i -K0 | V.42 LAPM to MNP 10 connection disabled | |--------------+---------------------------------------------| | -K1 | V.42 LAPM to MNP 10 connection enabled | |--------------+---------------------------------------------| | -K2 | MNP 10 extended services detection enabled | +------------------------------------------------------------+ +------------------------------------------------------------+ | MNP - STREAM/BLOCK MODE | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] \Ln [cmds] | |--------------+---------------------------------------------| | Description: | Selects the transfer mode for MNP link | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | i \L0 | Stream mode for MNP enabled | |--------------+---------------------------------------------| | \L1 | Block mode for MNP enabled | +------------------------------------------------------------+ +------------------------------------------------------------+ | MNP10 - FALLBACK | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] -Qn [cmds] | |--------------+---------------------------------------------| | Description: | Allows MNP10 to fall back to speeds slower | | | than 4800bps | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | -Q0 | MNP10 at 4800bps only enabled | |--------------+---------------------------------------------| | i -Q1 | MNP10 at 2400 and 1200bps enabled | +------------------------------------------------------------+ +------------------------------------------------------------+ | MNP10 - FALL-FORWARD | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] -Un [cmds] | |--------------+---------------------------------------------| | Description: | Controls forced transmit level change | | | during MNP10 fall-forward | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | -U0 | Automatic attenuation to -10dBm | |--------------+---------------------------------------------| | -U1 | Automatic attenuation to as low as -18dBm | |--------------+---------------------------------------------| | -U2 | Automatic attenuation to as low as -22dBm | |--------------+---------------------------------------------| | -U3 | Automatic attenuation to as low as -25dBm | |--------------+---------------------------------------------| | -U4 | Forced 2400bps transmit level to -10dBm | |--------------+---------------------------------------------| | -U5 | Forced 2400bps transmit level to -18dBm | |--------------+---------------------------------------------| | -U6 | Forced 2400bps transmit level to -22dBm | |--------------+---------------------------------------------| | -U7 | Forced 2400bps transmit level to -25dBm | +------------------------------------------------------------+ +------------------------------------------------------------+ | MNP10 - LINK NEGOTIATION | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] *Hn [cmds] | |--------------+---------------------------------------------| | Description: | Sets the speed at which MNP10 link | | | negotiation will occur | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | i *H0 | Link will be negotiated at highest possible | | | speed | |--------------+---------------------------------------------| | *H1 | Link will be negotiated at 1200bps | |--------------+---------------------------------------------| | *H2 | Link will be negotiated at 4800bps | +------------------------------------------------------------+ +------------------------------------------------------------+ | MNP10 - POWER LEVEL ADJUST | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] )Mn [cmds] | |--------------+---------------------------------------------| | Description: | Controls automatic transmit power level | | | adjustment during MNP 10 link negotiation | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | i )M0 | Power level adjustment disabled | |--------------+---------------------------------------------| | )M1 | Power level adjustment enabled | +------------------------------------------------------------+ +------------------------------------------------------------+ | MODULATION SELECTION | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] +MS=x,y,z,a [cmds] | |--------------+---------------------------------------------| | Default: | AT+MS=11,1,300,28800 | |--------------+---------------------------------------------| | Description: | Sets options for active protocol; the | | | transfer rates specified by z (minimum) and | | | a (maximum) must be valid for the protocol | | | selected. | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | +MS=? | Displays supported +MS options and range | |--------------+---------------------------------------------| | x=0 | V.21 | |--------------+---------------------------------------------| | x=1 | V.22 | |--------------+---------------------------------------------| | x=2 | V.22bis | |--------------+---------------------------------------------| | x=3 | V.23 | |--------------+---------------------------------------------| | x=9 | V.32 | |--------------+---------------------------------------------| | x=10 | V.32bis | |--------------+---------------------------------------------| | i x=11 | V.34 | |--------------+---------------------------------------------| | x=64 | Bell 103 | |--------------+---------------------------------------------| | x=69 | Bell 212A | |--------------+---------------------------------------------| | x=74 | V.FC | |--------------+---------------------------------------------| | y=0 | Automode disabled | |--------------+---------------------------------------------| | i y=1 | Auto-detect highest speed enabled | |--------------+---------------------------------------------| | z, a=300 | Set minimum or maximum transfer rate at | | | 300bps, respectively. | |--------------+---------------------------------------------| | z, a=1200 | Set minimum or maximum transfer rate at | | | 1200bps, respectively. | |--------------+---------------------------------------------| | z, a=2400 | Set minimum or maximum transfer rate at | | | 2400bps, respectively. | |--------------+---------------------------------------------| | z, a=4800 | Set minimum or maximum transfer rate at | | | 4800bps, respectively. | |--------------+---------------------------------------------| | z, a=7200 | Set minimum or maximum transfer rate at | | | 7200bps, respectively. | |--------------+---------------------------------------------| | z, a=9600 | Set minimum or maximum transfer rate at | | | 9600bps, respectively. | |--------------+---------------------------------------------| | z, a=12000 | Set minimum or maximum transfer rate at | | | 12000bps, respectively. | |--------------+---------------------------------------------| | z, a=14400 | Set minimum or maximum transfer rate at | | | 14400bps, respectively. | |--------------+---------------------------------------------| | z, a=16800 | Set minimum or maximum transfer rate at | | | 16800bps, respectively. | |--------------+---------------------------------------------| | z, a=19200 | Set minimum or maximum transfer rate at | | | 19200bps, respectively. | |--------------+---------------------------------------------| | z, a=21600 | Set minimum or maximum transfer rate at | | | 21600bps, respectively. | |--------------+---------------------------------------------| | z, a=24000 | Set minimum or maximum transfer rate at | | | 24000bps, respectively. | |--------------+---------------------------------------------| | z, a=26400 | Set minimum or maximum transfer rate at | | | 26400bps, respectively. | |--------------+---------------------------------------------| | z, a=28800 | Set minimum or maximum transfer rate at | | | 28800bps, respectively. | +------------------------------------------------------------+ +------------------------------------------------------------+ | PHASE 1 BUSY | |------------------------------------------------------------| | Type: | Register | |------------------+-----------------------------------------| | Format: | AT [cmds] SCn=x [cmds] | |------------------+-----------------------------------------| | Description: | Sets the way the modem accepts a busy | | | signal by FCC specifications | |------------------------------------------------------------| | Command | Value | Function | |-----------+------------+-----------------------------------| | SC0=x | 42 | Minimum BUSY ON Time | |------------------------------------------------------------| | SC1=x | 0 | Minimum BUSY ON Time | |---------------+-------------+------------------------------| | SC2=x | 58 | Maximum BUSY ON Time | |---------------+-------------+------------------------------| | SC3=x | 0 | Maximum BUSY ON Time | |---------------+-------------+------------------------------| | SC4=x | 42 | Minimum BUSY OFF Time | |---------------+-------------+------------------------------| | SC5=x | 0 | Minimum BUSY OFF Time | |---------------+-------------+------------------------------| | SC6=x | 58 | Maximum BUSY OFF Time | |---------------+-------------+------------------------------| | SC7=x | 0 | Maximum BUSY OFF Time | |---------------+-------------+------------------------------| | SC8=x | 4 | Number of Cycles | +------------------------------------------------------------+ +------------------------------------------------------------+ | PHASE 1 RINGBACK | |------------------------------------------------------------| | Type: | Register | |----------------+-------------------------------------------| | Format: | AT [cmds] SCn=x [cmds] | |----------------+-------------------------------------------| | Description: | Sets the way the modem accepts a ringback | | | signal by FCC specifications | |------------------------------------------------------------| | Command | Value | Function | |----------+----------+--------------------------------------| | SC9=x | 90 | Minimum ON Time | |------------------------------------------------------------| | SC10=x | 0 | Minimum ON Time | |-------------+----------+-----------------------------------| | SC11=x | 300 | Maximum ON Time | |-------------+----------+-----------------------------------| | SC12=x | 0 | Maximum ON Time | |-------------+----------+-----------------------------------| | SC13=x | 290 | Minimum OFF Time | |-------------+----------+-----------------------------------| | SC14=x | 0 | Minimum OFF Time | |-------------+----------+-----------------------------------| | SC15=x | 460 | Maximum OFF Time | |-------------+----------+-----------------------------------| | SC16=x | 0 | Maximum OFF Time | |-------------+----------+-----------------------------------| | SC17=x | 1 | Number of Cycles | +------------------------------------------------------------+ +------------------------------------------------------------+ | PHASE 1 CONGESTION | |------------------------------------------------------------| | Type: | Register | |----------------+-------------------------------------------| | Format: | AT [cmds] SCn=x [cmds] | |----------------+-------------------------------------------| | Description: | Sets the way the modem accepts a | | | congestion signal by FCC specifications | |------------------------------------------------------------| | Command | Value | Function | |----------+----------+--------------------------------------| | SC18=x | 22 | Minimum ON Time | |------------------------------------------------------------| | SC19=x | 0 | Minimum ON Time | |-------------+----------+-----------------------------------| | SC20=x | 28 | Maximum ON Time | |-------------+----------+-----------------------------------| | SC21=x | 0 | Maximum ON Time | |-------------+----------+-----------------------------------| | SC22=x | 22 | Minimum OFF Time | |-------------+----------+-----------------------------------| | SC23=x | 0 | Minimum OFF Time | |-------------+----------+-----------------------------------| | SC24=x | 28 | Maximum OFF Time | |-------------+----------+-----------------------------------| | SC25=x | 0 | Maximum OFF Time | |-------------+----------+-----------------------------------| | SC26=x | 4 | Number of Cycles | +------------------------------------------------------------+ +------------------------------------------------------------+ | PHASE 1 DIALTONE 1 | |------------------------------------------------------------| | Type: | Register | |----------------+-------------------------------------------| | Format: | AT [cmds] SCn=x [cmds] | |----------------+-------------------------------------------| | Description: | Sets the way the modem accepts a dialtone | | | 1 signal by FCC specifications | |------------------------------------------------------------| | Command | Value | Function | |----------+----------+--------------------------------------| | SC27=x | 0 | Minimum ON Time | |------------------------------------------------------------| | SC28=x | 0 | Minimum ON Time | |-------------+----------+-----------------------------------| | SC29=x | 0 | Maximum ON Time | |-------------+----------+-----------------------------------| | SC30=x | 0 | Maximum ON Time | |-------------+----------+-----------------------------------| | SC31=x | 0 | Minimum OFF Time | |-------------+----------+-----------------------------------| | SC32=x | 0 | Minimum OFF Time | |-------------+----------+-----------------------------------| | SC33=x | 0 | Maximum OFF Time | |-------------+----------+-----------------------------------| | SC34=x | 0 | Maximum OFF Time | |-------------+----------+-----------------------------------| | SC35=x | 1 | Number of Cycles | +------------------------------------------------------------+ +------------------------------------------------------------+ | PHASE 1 DIALTONE 2 | |------------------------------------------------------------| | Type: | Register | |----------------+-------------------------------------------| | Format: | AT [cmds] SCn=x [cmds] | |----------------+-------------------------------------------| | Description: | Sets the way the modem accepts a dialtone | | | 2 signal by FCC specifications | |------------------------------------------------------------| | Command | Value | Function | |----------+----------+--------------------------------------| | SC36=x | 0 | Minimum ON Time | |------------------------------------------------------------| | SC37=x | 0 | Minimum ON Time | |-------------+----------+-----------------------------------| | SC38=x | 0 | Maximum ON Time | |-------------+----------+-----------------------------------| | SC39=x | 0 | Maximum ON Time | |-------------+----------+-----------------------------------| | SC40=x | 0 | Minimum OFF Time | |-------------+----------+-----------------------------------| | SC41=x | 0 | Minimum OFF Time | |-------------+----------+-----------------------------------| | SC42=x | 0 | Maximum OFF Time | |-------------+----------+-----------------------------------| | SC43=x | 0 | Maximum OFF Time | |-------------+----------+-----------------------------------| | SC44=x | 1 | Number of Cycles | +------------------------------------------------------------+ +------------------------------------------------------------+ | PHASE 2 BUSY | |------------------------------------------------------------| | Type: | Register | |------------------+-----------------------------------------| | Format: | AT [cmds] SCn=x [cmds] | |------------------+-----------------------------------------| | Description: | Sets the way the modem accepts a busy | | | signal by FCC specifications | |------------------------------------------------------------| | Command | Value | Function | |-----------+--------------+---------------------------------| | SC45=x | 0 | Minimum ON Time | |------------------------------------------------------------| | SC46=x | 0 | Minimum ON Time | |---------------+-----------------+--------------------------| | SC47=x | 0 | Maximum ON Time | |---------------+-----------------+--------------------------| | SC48=x | 0 | Maximum ON Time | |---------------+-----------------+--------------------------| | SC49=x | 0 | Minimum OFF Time | |---------------+-----------------+--------------------------| | SC50=x | 0 | Minimum OFF Time | |---------------+-----------------+--------------------------| | SC51=x | 0 | Maximum OFF Time | |---------------+-----------------+--------------------------| | SC52=x | 0 | Maximum OFF Time | |---------------+-----------------+--------------------------| | SC53=x | 1 | Number of Cycles | +------------------------------------------------------------+ +------------------------------------------------------------+ | PHASE 2 RINGBACK | |------------------------------------------------------------| | Type: | Register | |----------------+-------------------------------------------| | Format: | AT [cmds] SCn=x [cmds] | |----------------+-------------------------------------------| | Description: | Sets the way the modem accepts a ringback | | | signal by FCC specifications | |------------------------------------------------------------| | Command | Value | Function | |----------+----------+--------------------------------------| | SC54=x | 0 | Minimum ON Time | |------------------------------------------------------------| | SC55=x | 0 | Minimum ON Time | |-------------+----------+-----------------------------------| | SC56=x | 0 | Maximum ON Time | |-------------+----------+-----------------------------------| | SC57=x | 0 | Maximum ON Time | |-------------+----------+-----------------------------------| | SC58=x | 0 | Minimum OFF Time | |-------------+----------+-----------------------------------| | SC59=x | 0 | Minimum OFF Time | |-------------+----------+-----------------------------------| | SC60=x | 0 | Maximum OFF Time | |-------------+----------+-----------------------------------| | SC61=x | 0 | Maximum OFF Time | |-------------+----------+-----------------------------------| | SC62=x | 1 | Number of Cycles | +------------------------------------------------------------+ +------------------------------------------------------------+ | PHASE 2 CONGESTION | |------------------------------------------------------------| | Type: | Register | |----------------+-------------------------------------------| | Format: | AT [cmds] SCn=x [cmds] | |----------------+-------------------------------------------| | Description: | Sets the way the modem accepts a | | | congestion signal by FCC specifications | |------------------------------------------------------------| | Command | Value | Function | |----------+----------+--------------------------------------| | SC61=x | 0 | Minimum ON Time | |------------------------------------------------------------| | SC62=x | 0 | Minimum ON Time | |-------------+----------+-----------------------------------| | SC63=x | 0 | Maximum ON Time | |-------------+----------+-----------------------------------| | SC64=x | 0 | Maximum ON Time | |-------------+----------+-----------------------------------| | SC65=x | 0 | Minimum OFF Time | |-------------+----------+-----------------------------------| | SC66=x | 0 | Minimum OFF Time | |-------------+----------+-----------------------------------| | SC67=x | 0 | Maximum OFF Time | |-------------+----------+-----------------------------------| | SC68=x | 0 | Maximum OFF Time | |-------------+----------+-----------------------------------| | SC69=x | 1 | Number of Cycles | +------------------------------------------------------------+ +------------------------------------------------------------+ | PHASE 2 DIALTONE1 | |------------------------------------------------------------| | Type: | Register | |----------------+-------------------------------------------| | Format: | AT [cmds] SCn=x [cmds] | |----------------+-------------------------------------------| | Description: | Sets the way the modem accepts a dialtone | | | 1 signal by FCC specifications | |------------------------------------------------------------| | Command | Value | Function | |----------+----------+--------------------------------------| | SC72=x | 0 | Minimum ON Time | |------------------------------------------------------------| | SC73=x | 0 | Minimum ON Time | |-------------+----------+-----------------------------------| | SC74=x | 0 | Maximum ON Time | |-------------+----------+-----------------------------------| | SC75=x | 0 | Maximum ON Time | |-------------+----------+-----------------------------------| | SC76=x | 0 | Minimum OFF Time | |-------------+----------+-----------------------------------| | SC77=x | 0 | Minimum OFF Time | |-------------+----------+-----------------------------------| | SC78=x | 0 | Maximum OFF Time | |-------------+----------+-----------------------------------| | SC79=x | 0 | Maximum OFF Time | |-------------+----------+-----------------------------------| | SC80=x | 1 | Number of Cycles | +------------------------------------------------------------+ +------------------------------------------------------------+ | PHASE 2 DIALTONE2 | |------------------------------------------------------------| | Type: | Register | |----------------+-------------------------------------------| | Format: | AT [cmds] SCn=x [cmds] | |----------------+-------------------------------------------| | Description: | Sets the way the modem accepts a dialtone | | | 2 signal by FCC specifications | |------------------------------------------------------------| | Command | Value | Function | |----------+----------+--------------------------------------| | SC81=x | 0 | Minimum ON Time | |------------------------------------------------------------| | SC82=x | 0 | Minimum ON Time | |-------------+----------+-----------------------------------| | SC83=x | 0 | Maximum ON Time | |-------------+----------+-----------------------------------| | SC84=x | 0 | Maximum ON Time | |-------------+----------+-----------------------------------| | SC85=x | 0 | Minimum OFF Time | |-------------+----------+-----------------------------------| | SC86=x | 0 | Minimum OFF Time | |-------------+----------+-----------------------------------| | SC87=x | 0 | Maximum OFF Time | |-------------+----------+-----------------------------------| | SC88=x | 0 | Maximum OFF Time | |-------------+----------+-----------------------------------| | SC89=x | 1 | Number of Cycles | +------------------------------------------------------------+ +------------------------------------------------------------+ | PNP | |------------------------------------------------------------| | Type: | Register | |--------------+---------------------------------------------| | Format: | AT [cmds] S193=n [cmds] | |--------------+---------------------------------------------| | Description: | Controls plug and play feature | |------------------------------------------------------------| | Command | Function | |---------------+--------------------------------------------| | S193=0 | Serial PNP disabled, when &F1 set | |---------------+--------------------------------------------| | S193=1 | Serial PNP enabled, when &F0 or &F2 set | +------------------------------------------------------------+ +------------------------------------------------------------+ | REPORT INFORMATION | |------------------------------------------------------------| | Type: | Immediate | |--------------+---------------------------------------------| | Format: | AT [cmds] In [cmds] | |--------------+---------------------------------------------| | Description: | Displays requested information | |------------------------------------------------------------| | Command | Function | |---------------+--------------------------------------------| | I0 | SupraFAXModem product ID code | |---------------+--------------------------------------------| | I1 | ROM checksum | |---------------+--------------------------------------------| | I2 | Test Checksum (OK if correct, ERROR if | | | not) | |---------------+--------------------------------------------| | I3 | ROM revision code, Model name, and | | | Firmware build date | |---------------+--------------------------------------------| | I4 | Encrypted report of supported protocols | |---------------+--------------------------------------------| | I5 | Supra Copyright and Model information | |---------------+--------------------------------------------| | I6 | Country Code for country PSTN Signals are | | | Configured for | |---------------+--------------------------------------------| | I7 | DSP Model and Version Code | |---------------+--------------------------------------------| | I9 | PnP COMID string | |---------------+--------------------------------------------| | I10 | Supported Feature Code List, Model Name, | | | and Code Definitions | |---------------+--------------------------------------------| | I92 | Product Code ID Number | +------------------------------------------------------------+ +------------------------------------------------------------+ | REPORT INFORMATION - CONNECTION | |------------------------------------------------------------| | Type: | Immediate | |--------------+---------------------------------------------| | Format: | AT [cmds] %Q1 [cmds] | |--------------+---------------------------------------------| | Description: | Displays information on the connection | |------------------------------------------------------------| | Connection | Display | |---------------+--------------------------------------------| | V.32/V.32bis | EQM: (same as %Q) | | | | | | Receive Level: (same as %L) | | | | | | Transmit Level: (current TX level in dBm) | |---------------+--------------------------------------------| | V.FC/V.34 | Far Echo Delay: (round trip far end echo | | | delay in ms) | | | | | | Far Echo Level: (signal Strength of far | | | echo in dBm) | | | | | | Pre-Emphasis Filter: (filter in use to | | | normalize the lines frequency response as | | | per V34 DSP specs. and ITU V.34 specs.) | |---------------+--------------------------------------------| | V.34 only | SNR: (signal to Noise ratio measured | | | during the line probe, in dB) | | | | | | Normalized Bandwidth: (The -3dB roll off | | | points after the pre-emphasis filter is | | | applied. This is not the same as the | | | usable audio band-width since the signal | | | has been heavily processed prior to this | | | measurement. This range determines the | | | maximum symbol rate the line will | | | support.) | | | | | | Baud rate: (symbols per second on the | | | connection) | | | | | | Transmit Carrier: If the symbol rate is | | | below 3429 there are two available carrier | | | frequencies. (A high carrier and a low | | | carrier.) The actual frequency of the | | | carriers varies with the symbol rate. | | | "high" or "low" are the only items | | | displayed. | | | | | | Received Carrier: same as above on | | | received carrier | +------------------------------------------------------------+ +------------------------------------------------------------+ | RTS/CTS | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] &Rn [cmds] | |--------------+---------------------------------------------| | Description: | Selects RTS/CTS options | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | i &R0 | In Sync mode CTS follows RTS | | | | | | In Async mode CTS forced high | |--------------+---------------------------------------------| | &R1 | In Sync mode CTS forced high | | | | | | In Async mode RTS/CTS forced high | +------------------------------------------------------------+ +------------------------------------------------------------+ | SC-REGISTERS | |------------------------------------------------------------| | Type: | Register | |--------------+---------------------------------------------| | Format: | AT [cmds] SCn=x [cmds] | |--------------+---------------------------------------------| | Description: | Each register "pair" holds the value for | | | each setting. To set a value, divide the | | | setting by 256. The integer goes in the | | | second register, while the remained goes in | | | the first. (A setting of 516 would convert | | | to 2 Remainder 4, and could be set by | | | sending ATSC0=4SC1=2 to the modem.) | | | Settings are in 1/100ths of a second. | | | Setting SC0=22 & SC4=22 allows FAST BUSY to | | | also be detected as BUSY. | +------------------------------------------------------------+ +------------------------------------------------------------+ | SELECT CALL PROGRESS RESULT CODES | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] Xn [cmds] | |--------------+---------------------------------------------| | Description: | Enables selection of tone detection and | | | associated result code format options | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | X0 | Basic result codes only enabled | |--------------+---------------------------------------------| | X1 | Basic and connection speed result codes | | | enabled | |--------------+---------------------------------------------| | X2 | Basic and connection speed result codes and | | | dialtone detection enabled | |--------------+---------------------------------------------| | X3 | All result codes except dialtone detection | | | enabled | |--------------+---------------------------------------------| | i X4 | All result codes enabled | +------------------------------------------------------------+ +------------------------------------------------------------+ | SLEEP TIMER | |------------------------------------------------------------| | Type: | Register | |--------------+---------------------------------------------| | Format | AT [cmds] S24=n [cmds] | |--------------+---------------------------------------------| | Default: | 0 | |--------------+---------------------------------------------| | Range: | 0-255 | |--------------+---------------------------------------------| | Unit: | 1 second | |--------------+---------------------------------------------| | Description: | Maximum duration of DTE and DCE inactivity | | | allowed prior to initiating low-power sleep | | | mode. | +------------------------------------------------------------+ +------------------------------------------------------------+ | STATUS-REGISTER | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] (see below) [cmds] | |--------------+---------------------------------------------| | Description: | Gives options to read or write to a | | | specified register | |------------------------------------------------------------| | Command | Function | |---------------+--------------------------------------------| | =n | Write value n to the last S register | | | viewed | |---------------+--------------------------------------------| | ? | Displays current setting for the last S | | | register accessed | |---------------+--------------------------------------------| | Sr? | Reports value in S register r | |---------------+--------------------------------------------| | Sr.b? | Reports value in S register r (not just | | | bit b) | |---------------+--------------------------------------------| | SCr? | Reports value is SC register r | |---------------+--------------------------------------------| | Sr=n | Write value n into S register r | |---------------+--------------------------------------------| | Sr.b=n | Write value (0 or 1) to bit b of S | | | register r | |---------------+--------------------------------------------| | SCr=n | Write value n into SC register r | +------------------------------------------------------------+ +------------------------------------------------------------+ | TEST MODES | |------------------------------------------------------------| | Type: | Register | |--------------+---------------------------------------------| | Format: | AT [cmds] S16=n [cmds] | |--------------+---------------------------------------------| | Default: | 0 | |--------------+---------------------------------------------| | Range: | 0-125 | |--------------+---------------------------------------------| | Unit: | Bit-mapped | |--------------+---------------------------------------------| | Description: | Controls loopback tests, analog, digital, | | | remote digital, and self tests. | |--------------+---------------------------------------------| | Bit | Value | Function | |------+-------+---------------------------------------------| | 0 | i 0 | Local analog loopback not in progress | | | | | | | 1 | Local analog loopback in progress | |------+-------+---------------------------------------------| | 1 | i 0 | Not used | |------+-------+---------------------------------------------| | 2 | i 0 | Local digital loopback not in progress | | | | | | | 1 | Local digital loopback in progress | |------+-------+---------------------------------------------| | 3 | i 0 | Modem not in remote digital loopback | | | | | | | 1 | Remote digital loopback in progress | |------+-------+---------------------------------------------| | 4 | i 0 | Remote digital loopback not requested | | | | | | | 1 | Remote digital loopback requested | |------+-------+---------------------------------------------| | 5 | i 0 | Remote digital loopback w/ self-test not in | | | | progress | | | 1 | | | | | Remote digital loopback w/ self-test in | | | | progress | |------+-------+---------------------------------------------| | 6 | i 0 | Local analog loopback w/ self-test not in | | | | progress | | | 1 | | | | | Local analog loopback w/ self-test in | | | | progress | +------------------------------------------------------------+ +------------------------------------------------------------+ | TRANSMISSION LEVEL - CELLULAR | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] @Mn [cmds] | |--------------+---------------------------------------------| | Default: | 0 | |--------------+---------------------------------------------| | Range: | 0-31 | |--------------+---------------------------------------------| | Unit: | Unidentified | |--------------+---------------------------------------------| | Description: | Sets the signal level for transmission | | | while in cellular mode (MNP10) | +------------------------------------------------------------+ +------------------------------------------------------------+ | V.23 MODE | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] %Fn [cmds] | |--------------+---------------------------------------------| | Description: | Selects V.23 split-speed | |------------------------------------------------------------| | Command | Function | |---------------+--------------------------------------------| | %F1 | 75bps transmit, 1200bps receive | | | (split-speed) | |---------------+--------------------------------------------| | %F2 | 1200bps transmit, 75bps receive | | | (split-speed) | +------------------------------------------------------------+ +------------------------------------------------------------+ | V.23 - SPLIT-SPEED | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] \Wn [cmds] | |--------------+---------------------------------------------| | Description: | Controls V.23 split-speed mode | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | i \W0 | V.23 split-speed mode disabled | |--------------+---------------------------------------------| | \W1 | V.23 split-speed mode enabled | +------------------------------------------------------------+ +------------------------------------------------------------+ | V.32 - COMPROMISE EQUALIZER | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] :En [cmds] | |--------------+---------------------------------------------| | Description: | Controls V.32 compromise equalizer | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | :E0 | Equalizer disabled | |--------------+---------------------------------------------| | :E1 | Equalizer enabled | +------------------------------------------------------------+