ARCHTEK CORPORATION =================== 5634PCC-K Card Type Modem/Fax card Chip Set Cirrus Logic Maximum Modem Rate 56Kbps Maximum Fax Rate 14.4Kbps Data Modulation Bell 103A/212A Protocol ITU-T V.21, V.22, V.22bis, V.23, V.32, V.32bis, V.34, V.80, X2 Fax Modulation ITU-T V.17, V.27ter, V.29, T.4, T.30 Protocol Error MNP5, V.42, V.42bis Correction/Compression Fax Class Class I Data Bus PCMCIA 55074 +------------------------------------------------------------+ | SUPPORTED COMMAND SET | |------------------------------------------------------------| | Basic AT Commands | |------------------------------------------------------------| | AT, '+++', 'comma', A/ | |------------------------------------------------------------| | A, C, E, F, H, M, O, P, Q, T, V, X, Y, Z | |------------------------------------------------------------| | &C, &F, &G, &W, &Y, &Z | |------------------------------------------------------------| | Extended AT Commands | |------------------------------------------------------------| | \A, \B, \C \G, \J, \K, \O, \U, \X, \Y, \Z | |------------------------------------------------------------| | Special Commands | |------------------------------------------------------------| | +MS, -J, "H | |------------------------------------------------------------| | S Registers | |------------------------------------------------------------| | S0, S1, S2, S3, S4, S5, S6, S7, S8, S9, S10, S11, S12, | | S14, S16, S18, S22, S25, S30 | |------------------------------------------------------------| | | |------------------------------------------------------------| | Note: See MHI Help File for full command documentation. | +------------------------------------------------------------+ PROPRIETARY AT COMMAND SET +------------------------------------------------------------+ | AUTO-MODE DETECTION | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] Nn [cmds] | |--------------+---------------------------------------------| | Description: | Selects various options for the automatic | | | detection and negotiation of protocols | | | during the handshake process if the modem | | | is communicating with a remote modem of | | | dissimilar speed. | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | N0 | In originate or answer mode, handshake | | | occurs only in mode designated by the ATB | | | command and S37 register. | |--------------+---------------------------------------------| | i N1 | In originate or answer mode, handshake | | | begins at line speed designated by the S37 | | | register and ATB command. Modem may shift | | | to a lower speed | +------------------------------------------------------------+ +------------------------------------------------------------+ | AUXILIARY RELAY CONTROL | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] &Jn [cmds] | |--------------+---------------------------------------------| | Description: | Enables/disables A/A1 relay driver. Not for | | | use with RJ-11 phone lines | |--------------+---------------------------------------------| | Command | Jack Type | |--------------+---------------------------------------------| | i &J0 | Auxiliary relay is disabled | |--------------+---------------------------------------------| | &J1 | Auxiliary relay is enabled when modem is | | | off-hook | +------------------------------------------------------------+ +------------------------------------------------------------+ | 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 | Protocol | |--------------+---------------------------------------------| | B0 | ITU-T V.22 at 1200bps | |--------------+---------------------------------------------| | i B1 | Bell 212A at 1200bps/ Bell 103J at 300bps | |--------------+---------------------------------------------| | B2 | ITU-T V.23 at 75/1200bps originate; | | | 1200/75bps answer | |--------------+---------------------------------------------| | B3 | ITU-T V.23 at 1200/75bps answer; 75/1200bps | | | originate | +------------------------------------------------------------+ +------------------------------------------------------------+ | COMMUNICATIONS MODE | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] &Mn [cmds] | |--------------+---------------------------------------------| | Description: | Selects communications mode | |--------------+---------------------------------------------| | Command | Mode | |--------------+---------------------------------------------| | &M0 | Asynchronous mode | +------------------------------------------------------------+ +------------------------------------------------------------+ | COMMUNICATIONS MODE | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] &Qn [cmds] | |--------------+---------------------------------------------| | Description: | Selects communications mode | |--------------+---------------------------------------------| | Command | Mode | |--------------+---------------------------------------------| | &Q0 | Asynchronous mode | +------------------------------------------------------------+ +------------------------------------------------------------+ | CONFIGURATION PROFILES | |------------------------------------------------------------| | Type: | Immediate | |--------------+---------------------------------------------| | Format: | AT [cmds] &V [cmds] | |--------------+---------------------------------------------| | Description: | Displays active and stored configuration | | | profiles | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | i&V0 | View stored profile 0 | |--------------+---------------------------------------------| | &V1 | View stored profile 1 | |--------------+---------------------------------------------| | &V2 | View relay, general purpose input/output | | | status | +------------------------------------------------------------+ +------------------------------------------------------------+ | DATA SET READY (DSR) | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] &Sn [cmds] | |--------------+---------------------------------------------| | Description: | Selects DSR options | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | &S0 | DSR forced high | |--------------+---------------------------------------------| | &S1 | DSR high only while modem is handshaking or | | | connected | +------------------------------------------------------------+ +------------------------------------------------------------+ | DATA TERMINAL READY (DTR) | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] &Dn [cmds] | |--------------+---------------------------------------------| | Description: | Selects modem response to DTR | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | &D0 | DTR override | |--------------+---------------------------------------------| | &D1 | DTR toggle causes online command mode | |--------------+---------------------------------------------| | i &D2 | Normal DTR operations | |--------------+---------------------------------------------| | &D3 | Resets on receipt of DTR | +------------------------------------------------------------+ +------------------------------------------------------------+ | 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 | |--------------+---------------------------------------------| | DP | Pulse dialing enabled | |--------------+---------------------------------------------| | DR | Answer mode enabled; originate mode | | | disabled following handshake initiation. | |--------------+---------------------------------------------| | DS=n | Dial stored telephone number n | |--------------+---------------------------------------------| | DT | Tone dialing enabled/Pulse dialing disabled | |--------------+---------------------------------------------| | DW | Dialing resumed following dial tone | | | detection | |--------------+---------------------------------------------| | D, | Dialing paused for amount of time specified | | | in S8 register | |--------------+---------------------------------------------| | D! | Flash function initiated. Modem commanded | | | to go off-hook for specified time before | | | returning on-hook. | |--------------+---------------------------------------------| | D@ | Wait for Quite Answer function enabled. | | | Modem waits until a "quiet answer," a | | | ring-back signal followed by silence up to | | | the time specified in S7, is received prior | | | to executing the rest of the dial string. | |--------------+---------------------------------------------| | D; | Modem returned to idle state after dialing. | | | The semicolon can only be placed at the end | | | of the dial command. | +------------------------------------------------------------+ +------------------------------------------------------------+ | EXTENDED RESULT CODES | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] Wn [cmds] | |--------------+---------------------------------------------| | Description: | Enables selection of additional result | | | codes | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | W0 | Enables CONNECT result codes to report DTE | | | speed | |--------------+---------------------------------------------| | W1 | Enables CONNECT result codes to report DTE | | | speed | |--------------+---------------------------------------------| | W2 | Enables CONNECT result codes to report DCE | | | speed | |--------------+---------------------------------------------| | W3 | Enables CONNECT result codes to report DTE | | | speed, modulation mode, error correction, | | | data compression, DCE transmit/receive when | | | in V1 (text) response mode. Defaults to W0 | | | in V0 (numeric) mode | |--------------+---------------------------------------------| | W4 | Enables CONNECT result codes to report DTE | | | protocol, error correction, and speed when | | | in V1 (text) response mode. Defaults to W0 | | | in V0 (numeric) mode | +------------------------------------------------------------+ +------------------------------------------------------------+ | FLOW CONTROL | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] &Kn [cmds] | |--------------+---------------------------------------------| | Description: | Enables flow control options | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | &K0 | Flow control disabled | |--------------+---------------------------------------------| | &K3 | RTS/CTS hardware flow control enabled | |--------------+---------------------------------------------| | &K4 | XON/XOFF software flow control enabled | +------------------------------------------------------------+ +------------------------------------------------------------+ | PULSE DIALING RATIO | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] &Pn [cmds] | |--------------+---------------------------------------------| | Description: | Selects pulse dial make/break ratio | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | &P0 | 39/61ms at 10pps (North America) | |--------------+---------------------------------------------| | &P1 | 33/67ms at 10pps (Europe) | +------------------------------------------------------------+ +------------------------------------------------------------+ | REPORT INFORMATION | |------------------------------------------------------------| | Type: | Immediate | |--------------+---------------------------------------------| | Format: | AT [cmds] In [cmds] | |--------------+---------------------------------------------| | Description: | Displays information requested | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | I0 | Reports product code | |--------------+---------------------------------------------| | I1 | Reports modem chip firmware version number | |--------------+---------------------------------------------| | I2 | Tests and reports ROM checksum | |--------------+---------------------------------------------| | I3 | Reports chipset name | |--------------+---------------------------------------------| | I4 | Reserved | |--------------+---------------------------------------------| | I5 | Reports host memory (HOST 1/F), program | | | memory (P Mem), data memory | | | | | | (D Mem) and DSP code location hardware | | | configurations | |--------------+---------------------------------------------| | I6 | Reports country code | |--------------+---------------------------------------------| | I7 | Reports manufacturer firmware version | | | number | |--------------+---------------------------------------------| | I8 | Reports modem firmware features (see bits | | | below) | |--------------+---------------------------------------------| | Bit | Value | Function | |------+-------+---------------------------------------------| | 0 | 0 | Voice view disabled | | | | | | | 1 | Voice view supported | |------+-------+---------------------------------------------| | 1 | 0 | DVD disabled | | | | | | | 1 | DVD enabled | |------+-------+---------------------------------------------| | 2-7 | 0 | Reserved | |--------------+---------------------------------------------| | I9 | Reserved | +------------------------------------------------------------+ +------------------------------------------------------------+ | REPORT INFORMATION (CONT.) | |------------------------------------------------------------| | Type: | Immediate | |--------------+---------------------------------------------| | Format: | AT [cmds] In [cmds] | |--------------+---------------------------------------------| | Description: | Displays information requested | |--------------+---------------------------------------------| | I10 | Reports modem board configuration (bits | | | below set by manufacturer) | |--------------+---------------------------------------------| | Bit | Value | Function | |------+-------+---------------------------------------------| | 0-2 | 000 | Telephone emulation mode | | | | | | | 100 | CL-MD56XX digital speakerphone (+VSP=n) | |------+-------+---------------------------------------------| | 3 | 0 | No caller ID | | | | | | | 1 | Caller ID hardware on board | |------+-------+---------------------------------------------| | 4 | 0 | Reserved | | | | | | | 1 | Reserved | |------+-------+---------------------------------------------| | 5 | 0 | Plug and play disabled | | | | | | | 1 | Plug and play enabled | |------+-------+---------------------------------------------| | 6 | 0 | Microcontroller firmware in EPROM | | | | | | | 1 | Microcontroller firmware in FLASH | |------+-------+---------------------------------------------| | 7 | 0 | Reserved | |--------------+---------------------------------------------| | I11 | Reports modem board configuration (bits | | | below set by manufacturer) | |--------------+---------------------------------------------| | 0 | 0 | Modem only board | | | | | | | 1 | Modem and sound card board | |------+-------+---------------------------------------------| | 1 | 0 | No microphone jack | | | | | | | 1 | Microphone jack on board | |------+-------+---------------------------------------------| | 2 | 0 | No external speaker | | | | | | | 1 | External speaker on board | |------+-------+---------------------------------------------| | 3 | 0 | No local telephone off-hook detection on | | | | board | | | 1 | | | | | Local telephone off-hook detection on-board | |------+-------+---------------------------------------------| | 4 | 0 | No local telephone off-hook detection on | | | | board | | | 1 | | | | | Local telephone off-hook detection on-board | |------+-------+---------------------------------------------| | 5-7 | 0 | Reserved | |--------------+---------------------------------------------| | I12 | Reserved | |--------------+---------------------------------------------| | I13 | Reserved | |--------------+---------------------------------------------| | I14 | Reports SAFE device | |--------------+---------------------------------------------| | I20 | Reports Cirrus Logic silicon version | |--------------+---------------------------------------------| | I21 | Reports Cirrus Logic firmware version | |--------------+---------------------------------------------| | I22 | Reports Cirrus Logic manufacturer name | |--------------+---------------------------------------------| | I23 | Reports Cirrus Logic product model | |--------------+---------------------------------------------| | I24 | Reserved | |--------------+---------------------------------------------| | I25 | Reserved | +------------------------------------------------------------+ +------------------------------------------------------------+ | SPEAKER VOLUME | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] Ln [cmds] | |--------------+---------------------------------------------| | Description: | Controls speaker volume | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | L0 | Low volume setting | |--------------+---------------------------------------------| | L1 | Low volume setting | |--------------+---------------------------------------------| | i L2 | Medium volume setting | |--------------+---------------------------------------------| | L3 | Highest volume setting | +------------------------------------------------------------+ +------------------------------------------------------------+ | TEST MODES | |------------------------------------------------------------| | Type: | Immediate | |--------------+---------------------------------------------| | Format: | AT [cmds] &Tn | |--------------+---------------------------------------------| | Description: | Selects test options | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | i &T0 | End current test | |--------------+---------------------------------------------| | &T1 | Begin local analog loopback test | |--------------+---------------------------------------------| | &T4 | Grant remote digital loopback request | |--------------+---------------------------------------------| | &T5 | Deny remote digital loopback request | |--------------+---------------------------------------------| | &T6 | Request remote digital loopback | |--------------+---------------------------------------------| | &T7 | Request remote digital loopback and | | | self-test | |--------------+---------------------------------------------| | &T8 | Begin local analog loopback and self-test | +------------------------------------------------------------+ +------------------------------------------------------------+ | TRELLIS CODING | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] &Un [cmds] | |--------------+---------------------------------------------| | Description: | Enables/disables trellis coding | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | i&U0 | V.32 trellis coding enabled | |--------------+---------------------------------------------| | &U1 | V.32 trellis coding disabled | +------------------------------------------------------------+ EXTENDED AT COMMANDS +------------------------------------------------------------+ | AUTO-RETRAIN - AUTO-FALLBACK/FALL-FORWARD | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] %En [cmds] | |--------------+---------------------------------------------| | Description: | Controls auto-retrain mode and | | | fallback/fall-forward | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | %E0 | Auto-retrain disabled | |--------------+---------------------------------------------| | %E1 | Auto-retrain enabled | +------------------------------------------------------------+ +------------------------------------------------------------+ | COMPRESSION | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] %Cn [cmds] | |--------------+---------------------------------------------| | Description: | Selects data compression | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | %C0 | Data compression disabled | |--------------+---------------------------------------------| | %C1 | MNP5 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 | Normal mode enabled | |--------------+---------------------------------------------| | \N2 | Reliable mode enabled | |--------------+---------------------------------------------| | i \N3 | Auto-reliable mode enabled | |--------------+---------------------------------------------| | \N4 | V.42 reliable mode enabled | +------------------------------------------------------------+ +------------------------------------------------------------+ | FLOW CONTROL TYPE | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] \Qn [cmds] | |--------------+---------------------------------------------| | Description: | Sets type of flow control used by modem | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | \Q0 | Flow control disabled | |--------------+---------------------------------------------| | \Q1 | Bi-directional XON/XOFF flow control | | | enabled | |--------------+---------------------------------------------| | \Q2 | CTS flow control by DCE enabled | |--------------+---------------------------------------------| | i \Q3 | Bi-directional RTS/CTS flow control enabled | +------------------------------------------------------------+ +------------------------------------------------------------+ | INACTIVITY TIMER | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] \Tn [cmds] | |--------------+---------------------------------------------| | Range: | 0-90 | |--------------+---------------------------------------------| | Unit: | 1 second | |--------------+---------------------------------------------| | Description: | Sets the length of time that the modem does | | | not receive information before it | | | disconnects. | +------------------------------------------------------------+ SPECIAL COMMANDS +------------------------------------------------------------+ | CALLING TONE | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] -Cn [cmds] | |--------------+---------------------------------------------| | Description: | Controls whether the DTE will allow the | | | modem to send a 1300Hz calling tone when | | | originating | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | -C0 | Disable calling tone | |--------------+---------------------------------------------| | i -C1 | 1300Hz calling tone sent for all data | | | connections | |--------------+---------------------------------------------| | -C2 | V.8 calling tone sent for V.34 modulations; | | | 1300Hz calling tone sent for all other | | | modulations | +------------------------------------------------------------+ +------------------------------------------------------------+ | IDENTIFY MODEM MANUFACTURER | |------------------------------------------------------------| | Type: | Configuration | |---------------+--------------------------------------------| | Format: | AT [cmds] +GMI? [cmds] | |---------------+--------------------------------------------| | Description: | Commands DCE to send a message to the DTE | | | indicating the DCE manufacturer | |------------------------------------------------------------| | Note: | Modem manufacturers name may be changed using | | | the firmware configuration utility | +------------------------------------------------------------+ +------------------------------------------------------------+ | IDENTIFY PRODUCT MODEL | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] +GMM? [cmds] | |--------------+---------------------------------------------| | Description: | Commands DCE to send a message to the DTE | | | indicating the modem chipset name | |------------------------------------------------------------| | Note: | Modem product model may be changed using the | | | firmware configuration utility | +------------------------------------------------------------+ +------------------------------------------------------------+ | IDENTIFY PRODUCT REVISION | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] +GMR? [cmds] | |--------------+---------------------------------------------| | Description: | Commands DCE to send a message to the DTE | | | indicating the modem chipset revision level | |------------------------------------------------------------| | Note: | Modem chipset revision level may be changed | | | using the firmware configuration utility | +------------------------------------------------------------+ +------------------------------------------------------------+ | V.42bis - MAXIMUM STRING LENGTH | |------------------------------------------------------------| | Type: | Immediate | |--------------+---------------------------------------------| | Format: | AT [cmds] "On [cmds] | |--------------+---------------------------------------------| | Default: | 32 | |--------------+---------------------------------------------| | Range: | 6-250 | |--------------+---------------------------------------------| | Unit: | Characters | |--------------+---------------------------------------------| | Description: | Selects string size for V.42bis compression | +------------------------------------------------------------+ S(status) -REGISTERS +------------------------------------------------------------+ | BIT-MAPPED REGISTER S21 | |------------------------------------------------------------| | Format | AT [cmds] S21=n [cmds] | |--------------+---------------------------------------------| | 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 | 0 | Auxiliary relay is disabled | | | | | | | 1 | Auxiliary relay is enabled when modem is | | | | off-hook | |------+-------+---------------------------------------------| | 1 | 0 | Reserved | |------+-------+---------------------------------------------| | 2 | 0 | CTS follows RTS | | | | | | | 1 | CTS forced high | |------+-------+---------------------------------------------| | 4, 3 | 00 | DTR signal ignored | | | | | | | 01 | Modem goes to command mode on low DTR | | | | | | | 10 | Modem disconnects on low DTR; Auto-Answer | | | | is disabled. | | | 11 | | | | | Modem is initialized on low DTR | |------+-------+---------------------------------------------| | 5 | 0 | DCD forced high | | | | | | | i 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 S23 | |------------------------------------------------------------| | Format | AT [cmds] S23=n [cmds] | |--------------+---------------------------------------------| | 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 | | | | | | | 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 | | | | greater | |------+-------+---------------------------------------------| | 5, 4 | i 00 | Parity even | | | | | | | 01 | Space Parity | | | | | | | 10 | Parity odd | | | | | | | 11 | Mark or No Parity | |------+-------+---------------------------------------------| | 7, 6 | 00 | Guard tone disabled | | | | | | | 01 | Guard tone 550Hz enabled | | | | | | | 10 | Guard tone 1800Hz enabled | +------------------------------------------------------------+ +------------------------------------------------------------+ | BIT-MAPPED REGISTER S27 | |------------------------------------------------------------| | Format | AT [cmds] S27=n [cmds] | |--------------+---------------------------------------------| | Range: | 0-111 | |--------------+---------------------------------------------| | Unit: | Bit-mapped | |--------------+---------------------------------------------| | Description: | Selects synchronous/asynchronous mode, line | | | type, clock source, and ITU-T/Bell modes. | |--------------+---------------------------------------------| | Bit | Value | Function | |------+-------+---------------------------------------------| | 3, | 00 | Asynchronous mode, serial port speed | | 1, 0 | | follows connect speed | |------+-------+---------------------------------------------| | 2, | 0 | Not Used | | 4, 5 | | | |------+-------+---------------------------------------------| | 6-7 | 00 | ITU-T V.22 at 1200bps | | | | | | | i 01 | Bell 212A at 1200bps/ Bell 103J at 300bps | | | | | | | 10 | ITU-T V.23 at 75/1200bps originate; | | | | 1200/75bps answer | | | 11 | | | | | ITU-T V.23 at 1200/75bps answer; 75/1200bps | | | | originate | +------------------------------------------------------------+ +------------------------------------------------------------+ | BIT-MAPPED REGISTER S31 | |------------------------------------------------------------| | Format: | AT [cmds] S31=n [cmds] | |----------------+-------------------------------------------| | Range: | 0-10 | |----------------+-------------------------------------------| | Description: | Select automode, trellis coding, calling | | | tone, auto retrain & auto-fallback | |------------------------------------------------------------| | Bit | Value | Function | |----------+-------+-----------------------------------------| | 0 | 0 | In originate or answer mode, handshake | | | | occurs only in mode designated by the | | | i 1 | ATB command and S37 register. | | | | | | | | In originate or answer mode, handshake | | | | begins at line speed designated by the | | | | S37 register and ATB command. Modem may | | | | shift to a lower speed | |----------+-------+-----------------------------------------| | 1 | i 0 | V.32 trellis coding enabled | | | | | | | 1 | V.32 trellis coding disabled | |----------+-------+-----------------------------------------| | 2 | 0 | Reserved | |----------+-------+-----------------------------------------| | 3 | 0 | Disable calling tone | | | | | | | i 1 | 1300Hz calling tone sent for all data | | | | connections | |----------+-------+-----------------------------------------| | 4 | 0 | Auto-retrain disabled | | | | | | | i 1 | Auto-retrain enabled | |----------+-------+-----------------------------------------| | 5 | 0 | Auto-fallback/fall-forward disabled | | | | | | | 1 | Auto-fallback/fall-forward enabled | |----------+-------+-----------------------------------------| | 6,7 | 0 | Reserved | +------------------------------------------------------------+ +------------------------------------------------------------+ | BIT-MAPPED REGISTER S32 | |------------------------------------------------------------| | Format: | AT [cmds] S31=n [cmds] | |-----------------+------------------------------------------| | Range: | 0-10 | |-----------------+------------------------------------------| | Description: | Select x2 mode | |------------------------------------------------------------| | Bit | Value | Function | |-----------+-------+----------------------------------------| | 0-4 | 0 | Reserved | |-----------+-------+----------------------------------------| | 5 | i 0 | x2 mode disabled. Defaults to V.34 | | | | modulation | | | 1 | | | | | x2 mode enabled | |-----------+-------+----------------------------------------| | 6, 7 | 0 | Reserved | +------------------------------------------------------------+ +------------------------------------------------------------+ | DCE LINE SPEED | |------------------------------------------------------------| | Type: | Register | |--------------+---------------------------------------------| | Format | AT [cmds] S37=n [cmds] | |--------------+---------------------------------------------| | Description: | Sets the maximum allowable data exchange | | | rate attempted during handshake process. | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | S37=0 | Speed of last connection | |--------------+---------------------------------------------| | S37=3 | 300bps | |--------------+---------------------------------------------| | S37=5 | 1200bps | |--------------+---------------------------------------------| | S37=6 | 2400bps | |--------------+---------------------------------------------| | S37=7 | 4800bps | |--------------+---------------------------------------------| | S37=8 | 7200bps | |--------------+---------------------------------------------| | S37=9 | 9600bps | |--------------+---------------------------------------------| | S37=10 | 12.0Kbps | |--------------+---------------------------------------------| | S37=11 | 14.4Kbps | |--------------+---------------------------------------------| | S37=12 | 16.8Kbps | |--------------+---------------------------------------------| | S37=13 | 19.2Kbps | |--------------+---------------------------------------------| | S37=14 | 21.6Kbps | |--------------+---------------------------------------------| | S37=15 | 24.0Kbps | |--------------+---------------------------------------------| | S37=16 | 26.4Kbps | |--------------+---------------------------------------------| | S37=17 | 28.8Kbps | |--------------+---------------------------------------------| | S37=18 | 31.2Kbps (reserved for future products) | |--------------+---------------------------------------------| | S37=19 | 33.6Kbps (reserved for future products) | |--------------+---------------------------------------------| | S37=20 | 36.0Kbps | |--------------+---------------------------------------------| | S37=21 | 33.3Kbps | |--------------+---------------------------------------------| | S37=22 | 37.3Kbps | |--------------+---------------------------------------------| | S37=23 | 41.3Kbps | |--------------+---------------------------------------------| | S37=24 | 42.7Kbps | |--------------+---------------------------------------------| | S37=25 | 44.0Kbps | |--------------+---------------------------------------------| | S37=26 | 45.3Kbps | |--------------+---------------------------------------------| | S37=27 | 46.7Kbps | |--------------+---------------------------------------------| | S37=28 | 48.0Kbps | |--------------+---------------------------------------------| | S37=29 | 49.3Kbps | |--------------+---------------------------------------------| | S37=20 | 50.7Kbps | |--------------+---------------------------------------------| | S37=21 | 52.0Kbps | |--------------+---------------------------------------------| | S37=22 | 53.3Kbps | |--------------+---------------------------------------------| | S37=23 | 54.6Kbps | |--------------+---------------------------------------------| | S37=24 | 56.0Kbps | |--------------+---------------------------------------------| | S37=25 | 57.3Kbps | +------------------------------------------------------------+ +------------------------------------------------------------+ | SLEEP TIMER | |------------------------------------------------------------| | Type: | Register | |--------------+---------------------------------------------| | Format | AT [cmds] S33=n [cmds] | |--------------+---------------------------------------------| | Default: | 10 | |--------------+---------------------------------------------| | Range: | 0-90 | |--------------+---------------------------------------------| | Unit: | Unidentified | |--------------+---------------------------------------------| | Description: | Maximum duration of DTE and DCE inactivity | | | allowed prior to initiating low-power sleep | | | mode. |