DIGICOM SPA =========== SNM49 Card Type Modem Chip Set Unidentified I/O Options Power, switched line, 25-pin serial port Maximum Modem Rate 33.6Kbps Maximum Fax Rate 14.4Kbps Data Modulation ITU-T V.21, V.22, V.22bis,V.23, V.32, Protocol V.32bis, V.34, V.34+ Fax Modulation V.17, V.29, V.27 Protocol Error MNP5, V.42, V.42bis Correction/Compression Fax Class Class I Data Bus External +------------------------------------------------------------+ | CONNECTIONS | |------------------------------------------------------------| | Function | Label | Function | Label | |------------------------------------------------------------| | Power | CN1 | Switched line (RJ-11 | CN3 | | | | connector) | | |---------------------+---------+----------------------+-----| | 25-pin serial port | CN2 | Power switch | SW1 | +------------------------------------------------------------+ +------------------------------------------------------------+ | DIAGNOSTIC LED(S) | |------------------------------------------------------------| | LED | Color | Status | Condition | |-----+-------+--------+-------------------------------------| | PWR | Green | On | Power is on | |-----+-------+--------+-------------------------------------| | PWR | Green | Off | Power is off | |-----+-------+--------+-------------------------------------| | DSR | Red | On | Modem is ready | |-----+-------+--------+-------------------------------------| | DSR | Red | Off | Modem is not ready | |-----+-------+--------+-------------------------------------| | DTR | Red | On | Computer is ready | |-----+-------+--------+-------------------------------------| | DTR | Red | Off | Computer is not ready | |-----+-------+--------+-------------------------------------| | TD | Red | On | Modem is transmitting data | |-----+-------+--------+-------------------------------------| | TD | Red | Off | Modem is not transmitting data | |-----+-------+--------+-------------------------------------| | CTS | Red | On | CTS signal is high. TA ready to | | | | | send data | |-----+-------+--------+-------------------------------------| | CTS | Red | Off | CTS signal is low | |-----+-------+--------+-------------------------------------| | RD | Red | On | Modem is receiving data | |-----+-------+--------+-------------------------------------| | RD | Red | Off | Modem is not receiving data | |-----+-------+--------+-------------------------------------| | DCD | Red | On | Data carrier present | |-----+-------+--------+-------------------------------------| | DCD | Red | Off | Data carrier not present. | | | | | Connection not established | |-----+-------+--------+-------------------------------------| | TST | Red | On | Unit is conducting a test | |-----+-------+--------+-------------------------------------| | TST | Red | Off | Unit not conducting a test | |-----+-------+--------+-------------------------------------| | LNE | Red | On | Modem is off-hook | |-----+-------+--------+-------------------------------------| | LNE | Red | Off | Modem is on-hook | +------------------------------------------------------------+ +---------------------------------------------------------+ | SUPPORTED COMMAND SET | |---------------------------------------------------------| | Basic AT Commands | |---------------------------------------------------------| | AT, A/ | |---------------------------------------------------------| | A, C, E, H, L, M, Q, V, X, Y, Z | |---------------------------------------------------------| | &F, &M, &T, &X | |---------------------------------------------------------| | S Registers | |---------------------------------------------------------| | Unidentified | |---------------------------------------------------------| | Note: See MHI Help File for full command documentation. | +---------------------------------------------------------+ PROPRIETARY AT COMMAND SET +------------------------------------------------------------+ | COMMAND PORT | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] &Yn [cmds] | |--------------+---------------------------------------------| | Description: | Enables/disables command port | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | &Y0 | Command port disabled | |--------------+---------------------------------------------| | &Y1 | Command port enabled | +------------------------------------------------------------+ +------------------------------------------------------------+ | COMMUNICATION PROTOCOLS | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] Bn [cmds] | |--------------+---------------------------------------------| | Description: | Selects the communication protocol for data | | | calls | |--------------+---------------------------------------------| | Command | Protocol | |--------------+---------------------------------------------| | B0 | CCITT modulation with fixed carrier | +------------------------------------------------------------+ +------------------------------------------------------------+ | CONNECT MODE | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] &En [cmds] | |--------------+---------------------------------------------| | Description: | Controls the type of connection the modem | | | will operate in | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | i &E0 | Normal mode enabled | |--------------+---------------------------------------------| | &E1 | MNP/V.42 buffered auto-reliable mode | | | enabled | |--------------+---------------------------------------------| | &E2 | V.42 sequence in auto-reliable mode; normal | | | data mode if V.42 is not detected | |--------------+---------------------------------------------| | &E3 | V. 42 reliable mode enabled. Disconnect if | | | fails | |--------------+---------------------------------------------| | &E4 | MNP auto-reliable mode; normal data mode if | | | MNP is not detected | |--------------+---------------------------------------------| | &E5 | MNP reliable mode enabled. Disconnect if | | | fails | |--------------+---------------------------------------------| | &E6 | MNP/V. 42 auto-reliable mode; normal data | | | mode if error correction is not detected | |--------------+---------------------------------------------| | &E7 | MNP/V. 42 reliable mode enabled. Disconnect | | | if fails | +------------------------------------------------------------+ +------------------------------------------------------------+ | DATA SET READY (DSR) & DATA CARRIER DETECT (DCD) | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] &Cn [cmds] | |--------------+---------------------------------------------| | Description: | Selects whether the DSR & DCD option is | | | enabled or disabled | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | i &C0 | DSR & DCD forced high | |--------------+---------------------------------------------| | &C1 | DSR & DCD are related to modulation | | | standard | |--------------+---------------------------------------------| | &C2 | DSR forced high | |--------------+---------------------------------------------| | &C3 | DCD forced high | |--------------+---------------------------------------------| | &C4 | DSR & DCD forced high. When modem | | | disconnects, DCD goes off for 2 seconds | |--------------+---------------------------------------------| | &C5 | DSR & DCD forced high. If DTR goes off or | | | modem disconnects, DSR & DCD go off for | | | 500ms | +------------------------------------------------------------+ +------------------------------------------------------------+ | DATA TERMINAL READY (DTR) | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] &Dn [cmds] | |--------------+---------------------------------------------| | Description: | Selects modem response to DTR | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | i&D0 | DTR override | |--------------+---------------------------------------------| | &D1 | DTR toggle causes online command mode | |--------------+---------------------------------------------| | &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 | |--------------+---------------------------------------------| | DR | Reverse mode enabled | |--------------+---------------------------------------------| | DP | Pulse dialing enabled | |--------------+---------------------------------------------| | DN | Dial stored telephone number | |--------------+---------------------------------------------| | DT | Tone dialing enabled | |--------------+---------------------------------------------| | DW | Dialing resumed following dial tone | | | detection | |--------------+---------------------------------------------| | D, | Dialing paused | |--------------+---------------------------------------------| | D! | Flash function initiated. Modem commanded | | | to go on-hook for .5sec | |--------------+---------------------------------------------| | D@ | Wait for Quite Answer function enabled. | | | Modem waits until a "quiet answer," a | | | ring-back signal followed by 5 seconds of | | | silence | |--------------+---------------------------------------------| | D; | Modem returned to idle state after dialing. | | | The semicolon can only be placed at the end | | | of the dial command. | |--------------+---------------------------------------------| | D/ | Wait for .125sec | +------------------------------------------------------------+ +------------------------------------------------------------+ | DISPLAY DIRECTORY NUMBER | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] &Nn [cmds] | |--------------+---------------------------------------------| | Description: | Displays/deletes telephone directory | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | &N0 | Displays directory | |--------------+---------------------------------------------| | &N99 | deletes entire telephone dorectory | +------------------------------------------------------------+ +------------------------------------------------------------+ | DISPLAY STORED TELEPHONE NUMBER | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] Nn? [cmds] | |--------------+---------------------------------------------| | Description: | Displays stored number n | +------------------------------------------------------------+ +------------------------------------------------------------+ | DTE FLOW CONTROL | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] &Un [cmds] | |--------------+---------------------------------------------| | Description: | Enables DTE flow control options | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | i &U0 | Flow control disabled | |--------------+---------------------------------------------| | &U1 | XON/XOFF flow control enabled | |--------------+---------------------------------------------| | &U2 | XON/XOFF passed through remote terminal | |--------------+---------------------------------------------| | &U4 | RTS/CTS flow control enabled | |--------------+---------------------------------------------| | &U5 | Software & hardware flow control enabled | |--------------+---------------------------------------------| | &U6 | Software & hardware flow control enabled. | | | XON/XOFF passed through remote terminal | +------------------------------------------------------------+ +------------------------------------------------------------+ | DUMB MODE CONTROL | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] &Vn [cmds] | |--------------+---------------------------------------------| | Description: | Controls access to command mode | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | i &V0 | Normal command mode access enabled | |--------------+---------------------------------------------| | &V1 | Command mode access via escape sequence | | | enabled | |--------------+---------------------------------------------| | &V2 | Dumb mode; all commands are ignored. Use | | | front panel to change status | +------------------------------------------------------------+ +------------------------------------------------------------+ | FALLBACK/FALL-FORWARD | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] &An [cmds] | |--------------+---------------------------------------------| | Description: | Controls multi-standard detection feature | | | which allows the modem to fall-forward and | | | fallback if the modem signaling rate does | | | not match the DTE | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | &A0 | multi-standard detection disabled | |--------------+---------------------------------------------| | &A1 | multi-standard detection enabled | +------------------------------------------------------------+ +------------------------------------------------------------+ | FRONT PANEL | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] &Sn [cmds] | |--------------+---------------------------------------------| | Description: | Enables/disables front panel buttons | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | &S0 | Front panel disabled | |--------------+---------------------------------------------| | i &S1 | Front panel enabled | +------------------------------------------------------------+ +------------------------------------------------------------+ | GUARD TONE | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] &Gn [cmds] | |--------------+---------------------------------------------| | Description: | Commands the modem to transmit a guard tone | | | in V.22/V.22bis | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | &G0 | Guard tone disabled | |--------------+---------------------------------------------| | i &G2 | 1800Hz guard tone enabled | +------------------------------------------------------------+ +------------------------------------------------------------+ | INTERFACE BUFFER | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] &In [cmds] | |--------------+---------------------------------------------| | Description: | Allows the DTE to be set to a uniform rate | | | regardless of the rate determined by the | | | communications format selected | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | &I0 | Constant speed interface to disabled DTE | |--------------+---------------------------------------------| | i &I1 | Constant speed interface enabled; CONNECT | | | message indicates connect rate. Parity is | | | transferred in transparent mode. | |--------------+---------------------------------------------| | &I2 | Constant speed interface enabled; CONNECT | | | message indicates DTE rate. Parity is | | | transferred in transparent mode. | |--------------+---------------------------------------------| | &I3 | Constant speed interface enabled; CONNECT | | | message indicates connect rate. Parity is | | | reconstructed by the modem. | +------------------------------------------------------------+ +------------------------------------------------------------+ | LINE MODULATION | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] Fn [cmds] | |--------------+---------------------------------------------| | Description: | Determines modem modulation standard | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | F0 | Multi-standard mode | |--------------+---------------------------------------------| | F1 | 300bps | |--------------+---------------------------------------------| | F3 | 1200/75bps | |--------------+---------------------------------------------| | F4 | 1200bps | |--------------+---------------------------------------------| | F5 | 2400bps | |--------------+---------------------------------------------| | F6 | 4800bps | |--------------+---------------------------------------------| | F7 | 7200bps | |--------------+---------------------------------------------| | F8 | 9600bps | |--------------+---------------------------------------------| | F9 | 12.0Kbps | |--------------+---------------------------------------------| | F10 | 14.4Kbps | |--------------+---------------------------------------------| | F11 | 16.8Kbps | |--------------+---------------------------------------------| | F12 | 19.2Kbps | |--------------+---------------------------------------------| | F13 | 21.6Kbps | |--------------+---------------------------------------------| | F14 | 24.0Kbps | |--------------+---------------------------------------------| | F15 | 26.4Kbps | |--------------+---------------------------------------------| | F16 | 28.8Kbps | |--------------+---------------------------------------------| | F17 | 31.2Kbps | |--------------+---------------------------------------------| | F18 | 33.6Kbps | +------------------------------------------------------------+ +------------------------------------------------------------+ | MODEM FLOW CONTROL | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] &Kn [cmds] | |--------------+---------------------------------------------| | Description: | Enables flow control options | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | &K0 | Flow control disabled | |--------------+---------------------------------------------| | &K1 | XON/XOFF flow control enabled | |--------------+---------------------------------------------| | &K2 | RTS/CTS flow control enabled | |--------------+---------------------------------------------| | &K3 | Software & hardware flow control enabled | +------------------------------------------------------------+ +------------------------------------------------------------+ | ON-LINE | |------------------------------------------------------------| | Type: | Immediate | |--------------+---------------------------------------------| | Format: | AT [cmds] On [cmds] | |--------------+---------------------------------------------| | Description: | Controls on-line command (data | | | transmission) state options. | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | O0 | On-line command mode with no retraining | | | enabled | +------------------------------------------------------------+ +------------------------------------------------------------+ | PULSE DIALING RATIO | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] &Pn [cmds] | |--------------+---------------------------------------------| | Description: | Selects pulse dial make/break ratio | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | i &P0 | 40/60ms 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 modem type | |--------------+---------------------------------------------| | I1 | Reports software revision level | |--------------+---------------------------------------------| | I2 | Reports ROM checksum | |--------------+---------------------------------------------| | I3 | Reports identification in S38 | |--------------+---------------------------------------------| | I4 | Reports product code | |--------------+---------------------------------------------| | I8 | Reports revision level | +------------------------------------------------------------+ +------------------------------------------------------------+ | RTS/CTS | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] &Rn [cmds] | |--------------+---------------------------------------------| | Description: | Selects RTS/CTS options | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | i &R0 | CTS follows RTS. Register S26 delays CTS by | | | value selected (0 - 2.55sec) | |--------------+---------------------------------------------| | &R1 | CTS forced high, RTS is ignored. | |--------------+---------------------------------------------| | &R2 | CTS force high | |--------------+---------------------------------------------| | &R3 | CTS always follows RTS | +------------------------------------------------------------+ +------------------------------------------------------------+ | 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 | +------------------------------------------------------------+ +------------------------------------------------------------+ | STORE ACTIVE PROFILE | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] &Wn [cmds] | |--------------+---------------------------------------------| | Description: | Writes the values for the active profile | | | into the non-volatile RAM at location n. | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | &W0 | Write the active profile to stored profile | | | 0 | |--------------+---------------------------------------------| | &W1 | Write the active profile to stored profile | | | 1 | |--------------+---------------------------------------------| | &W2 | Write the active profile to stored profile | | | 2 | |--------------+---------------------------------------------| | &W3 | Write the active profile to stored profile | | | 3 | |--------------+---------------------------------------------| | &W4 | Write the active profile to stored profile | | | 4 | |--------------+---------------------------------------------| | &W5 | Write the active profile to stored profile | | | 5 | |--------------+---------------------------------------------| | &W6 | Write the active profile to stored profile | | | 6 | |--------------+---------------------------------------------| | &W7 | Write the active profile to stored profile | | | 7 | |--------------+---------------------------------------------| | &W8 | Write the active profile to stored profile | | | 8 | |--------------+---------------------------------------------| | &W9 | Write the active profile to stored profile | | | 9 | |--------------+---------------------------------------------| | &W99 | Writes the 10 factory configurations in the | | | 10 user profiles | +------------------------------------------------------------+ +------------------------------------------------------------+ | STORE TELEPHONE NUMBER | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] Nn&Z [cmds] | |--------------+---------------------------------------------| | Description: | Writes selected telephone numbers into the | | | non-volatile memory at location n | +------------------------------------------------------------+ SPECIAL COMMANDS +------------------------------------------------------------+ | ASYNCHRONOUS MODE | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] *Dn [cmds] | |--------------+---------------------------------------------| | Description: | Enables DTR/1 direct call in asynchronous | | | mode | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | i *D0 | DTR/1 disabled | |--------------+---------------------------------------------| | *D1 | DTR/1 enabled with CTS on in off-line | |--------------+---------------------------------------------| | *D2 | DTR/1 enabled with CTS off in off-line | +------------------------------------------------------------+ +------------------------------------------------------------+ | AUTO-RELIABLE BUFFER/CHARACTER CONFIGURATION | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] #An [cmds] | |--------------+---------------------------------------------| | Description: | Controls the handling of incoming data | | | during auto-reliable time period | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | i #A0 | Auto-reliable buffer and character disabled | |--------------+---------------------------------------------| | #A1 | Auto-reliable character enabled | |--------------+---------------------------------------------| | #A2 | Auto-reliable buffer enabled | |--------------+---------------------------------------------| | #A3 | Auto-reliable buffer and character enabled | +------------------------------------------------------------+ +------------------------------------------------------------+ | BIT ERROR RATE THRESHOLD | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] #Qn [cmds] | |--------------+---------------------------------------------| | Description: | Determines Bit Error Rate Threshold to | | | initiate fall-forward/fallback retrain | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | #Q0 | Standard bit error rate threshold: SQ=3 | | | equivalent at bit error rate of 1*10-5 | |--------------+---------------------------------------------| | i #Q1 | Alternative bit error rate threshold: SQ=2 | | | equivalent at bit error rate of 1*10-3 | +------------------------------------------------------------+ +------------------------------------------------------------+ | BREAK OPTIONS | |------------------------------------------------------------| | Type: | Configuration | |-----------------+------------------------------------------| | Format | AT [cmds] *Yn [cmds] | |-----------------+------------------------------------------| | Description: | Sets the method for break transmission | |------------------------------------------------------------| | Command | Function | |------------+-----------------------------------------------| | i *Y0 | Expedited signaling, immediately send break | |------------+-----------------------------------------------| | *Y1 | Destructive signaling, buffers cleared, | | | immediately send break | |------------+-----------------------------------------------| | *Y2 | In-sequence signaling, break sent in sequence | | | with transmitted data | |------------+-----------------------------------------------| | *Y3 | Break signal ignored | +------------------------------------------------------------+ +------------------------------------------------------------+ | C140-C141 CONTROL | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] *Tn [cmds] | |--------------+---------------------------------------------| | Description: | Enables/disables C140 & C141 signal | | | interface | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | i *T0 | C140 & C141 signal interface disabled | |--------------+---------------------------------------------| | *T1 | C140 signal interface enabled | |--------------+---------------------------------------------| | *T2 | C141 signal interface enabled | |--------------+---------------------------------------------| | *T3 | C140 & C141 signal interface enabled | |--------------+---------------------------------------------| | *T4 | C140 & C141 signal interface enabled. C141 | | | requests loop 3 with modem on-line | +------------------------------------------------------------+ +------------------------------------------------------------+ | CALLING TONE | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] *Gn [cmds] | |--------------+---------------------------------------------| | Description: | Controls whether the DTE will allow the | | | modem to send a 1300Hz calling tone when | | | originating | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | i *G0 | Disable calling tone | |--------------+---------------------------------------------| | *G1 | Enable calling tone | +------------------------------------------------------------+ +------------------------------------------------------------+ | DATA COMPRESSION | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] *En [cmds] | |--------------+---------------------------------------------| | Description: | Enables/disables data compression | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | *E0 | Data compression disabled | |--------------+---------------------------------------------| | i *E1 | Data compression enabled | +------------------------------------------------------------+ +------------------------------------------------------------+ | DATA SET READY (DSR) | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] *Pn [cmds] | |--------------+---------------------------------------------| | Description: | Selects DSR options | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | i *P0 | DSR standard | |--------------+---------------------------------------------| | *P1 | DSR on for 200ms after aborted call | |--------------+---------------------------------------------| | *P2 | DSR follows DCD during handshake | |--------------+---------------------------------------------| | *P3 | DSR follows DCD during handshake and DSR | | | wink | +------------------------------------------------------------+ +------------------------------------------------------------+ | DETECTION PHASE | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] #En [cmds] | |--------------+---------------------------------------------| | Description: | Enables/disables detection phase before the | | | negotiation of V.42 protocol | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | #E0 | Detection phase disabled | |--------------+---------------------------------------------| | i #E1 | Detection phase enabled | +------------------------------------------------------------+ +------------------------------------------------------------+ | DISPLAY BLACKLIST NUMBERS | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] *Bn [cmds] | |--------------+---------------------------------------------| | Description: | Displays blacklist numbers | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | *B0 | Displays delayed and forbidden numbers | |--------------+---------------------------------------------| | *B1 | Displays delayed numbers | |--------------+---------------------------------------------| | *B2 | Displays forbidden numbers | +------------------------------------------------------------+ +------------------------------------------------------------+ | DISPLAY CONFIGURATION | |------------------------------------------------------------| | Type: | Immediate | |--------------+---------------------------------------------| | Format: | AT [cmds] *Cn [cmds] | |--------------+---------------------------------------------| | Description: | Displays active configuration. At the end | | | of the list, it is possible to display the | | | error message relative to the connection | | | state. | +------------------------------------------------------------+ +------------------------------------------------------------+ | DISPLAY STORED NUMBER | |------------------------------------------------------------| | Type: | Immediate | |--------------+---------------------------------------------| | Format: | AT [cmds] *Nn [cmds] | |--------------+---------------------------------------------| | Description: | Displays stored number for DTR/1 direct | | | call in V.25bis mode | +------------------------------------------------------------+ +------------------------------------------------------------+ | DTE SPEED | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] *In [cmds] | |--------------+---------------------------------------------| | Description: | Controls DTE interface data rate | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | i *I0 | Automode enabled | |--------------+---------------------------------------------| | *I1 | 300bps | |--------------+---------------------------------------------| | *I4 | 1200 | |--------------+---------------------------------------------| | *I5 | 2400bps | |--------------+---------------------------------------------| | *I6 | 4800bps | |--------------+---------------------------------------------| | *I7 | 7200bps | |--------------+---------------------------------------------| | *I8 | 9600bps | |--------------+---------------------------------------------| | *I10 | 14.4Kbps | |--------------+---------------------------------------------| | *I11 | 19.2Kbps | |--------------+---------------------------------------------| | *I13 | 38.4Kbps | |--------------+---------------------------------------------| | *I14 | 57.6Kbps | |--------------+---------------------------------------------| | *I15 | 115.2Kbps | +------------------------------------------------------------+ +------------------------------------------------------------+ | EXTENDED RESULT CODES | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] #Xn [cmds] | |--------------+---------------------------------------------| | Description: | Enables/disables extended code CONNECT | | | messages to indicate buffer or error | | | correction activation (ATX) | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | i #X0 | Extended result codes disabled | |--------------+---------------------------------------------| | #X1 | /BUF and /REL messages enabled | |--------------+---------------------------------------------| | #X2 | Extended result codes enabled | |--------------+---------------------------------------------| | #X3 | Extended result codes enabled. ONL/OFL | | | messages disabled in V.25bis | +------------------------------------------------------------+ +------------------------------------------------------------+ | FLOW CONTROL DURING RETRAIN | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] #Kn [cmds] | |--------------+---------------------------------------------| | Description: | Determines flow control handling during | | | retrain phases | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | i #K0 | Flow control option during retrain disabled | |--------------+---------------------------------------------| | #K1 | Flow control option during retrain follows | | | &K | +------------------------------------------------------------+ +------------------------------------------------------------+ | FLOW CONTROL TYPE | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] *Kn [cmds] | |--------------+---------------------------------------------| | Description: | Sets type of flow control used by modem | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | i *K0 | CTS forced high | |--------------+---------------------------------------------| | *K1 | XON/XOFF flow control enabled | |--------------+---------------------------------------------| | *K2 | CTS off during handshake | |--------------+---------------------------------------------| | *K3 | CTS off during handshake & XON/XOFF flow | | | control enabled | |--------------+---------------------------------------------| | *K4 | CTS off in off-line | |--------------+---------------------------------------------| | *K5 | CTS off in off-line & XON/XOFF flow control | | | enabled | +------------------------------------------------------------+ +------------------------------------------------------------+ | HALF DUPLEX SIMULATION | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] #Hn [cmds] | |--------------+---------------------------------------------| | Description: | Enables/disables half duplex simulation | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | i #H0 | Half-Duplex simulation disabled | |--------------+---------------------------------------------| | #H1 | Half-Duplex simulation enabled | +------------------------------------------------------------+ +------------------------------------------------------------+ | HANDSHAKE BREAK | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] #Pn [cmds] | |--------------+---------------------------------------------| | Description: | Enables/disables handshake abort if DTE | | | sends data during handshake | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | i #P0 | Handshake abort enabled | |--------------+---------------------------------------------| | #P1 | Handshake abort disabled | +------------------------------------------------------------+ +------------------------------------------------------------+ | LINE FLOW CONTROL | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] *Fn [cmds] | |--------------+---------------------------------------------| | Description: | Controls the flow of data between local and | | | remote modems | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | i *F0 | Remote flow control disabled | |--------------+---------------------------------------------| | *F1 | Remote flow control enabled | +------------------------------------------------------------+ +------------------------------------------------------------+ | MINIMUM LINE SPEED | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] #Fn [cmds] | |--------------+---------------------------------------------| | Description: | Determines minimum data rate | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | i #F0 | Function disabled. No minimum speed | |--------------+---------------------------------------------| | #F1 | 300bps | |--------------+---------------------------------------------| | #F3 | 1200/75bps | |--------------+---------------------------------------------| | #F4 | 1200bps | |--------------+---------------------------------------------| | #F5 | 2400bps | |--------------+---------------------------------------------| | #F6 | 4800bps | |--------------+---------------------------------------------| | #F7 | 7200bps | |--------------+---------------------------------------------| | #F8 | 9600bps | |--------------+---------------------------------------------| | #F9 | 12.0Kbps | |--------------+---------------------------------------------| | #F10 | 14.4Kbps | |--------------+---------------------------------------------| | #F11 | 16.8Kbps | |--------------+---------------------------------------------| | #F12 | 19.2Kbps | |--------------+---------------------------------------------| | #F13 | 21.6Kbps | |--------------+---------------------------------------------| | #F14 | 24.0Kbps | |--------------+---------------------------------------------| | #F15 | 26.4Kbps | |--------------+---------------------------------------------| | #F16 | 28.8Kbps | |--------------+---------------------------------------------| | #F17 | 31.2Kbps | |--------------+---------------------------------------------| | #F18 | 33.6Kbps | +------------------------------------------------------------+ +------------------------------------------------------------+ | OVERSPEED SELECTION | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] *On [cmds] | |--------------+---------------------------------------------| | Description: | Sets type of flow control used by modem | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | i *O0 | Overspeed +1%: -2.5% | |--------------+---------------------------------------------| | *O1 | Overspeed +2.3%: -2.5% | +------------------------------------------------------------+ +------------------------------------------------------------+ | PREFIX DIALING | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] #Wn [cmds] | |--------------+---------------------------------------------| | Description: | Enables the automatic dialing of a prefix | | | before every number. Prefix is stored in | | | location 19 of the memory | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | i #W0 | Automatic prefix dialing enabled | |--------------+---------------------------------------------| | #W1 | Automatic prefix dialing disabled | +------------------------------------------------------------+ +------------------------------------------------------------+ | REMOTE ACCESS CONTROL | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] #Tn [cmds] | |--------------+---------------------------------------------| | Description: | Sets remote access control | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | #T0 | Remote access control disabled | |--------------+---------------------------------------------| | #T4 | Modem enabled for remote access, download | | | request and loop 2 remote test | |--------------+---------------------------------------------| | i #T5 | Remote access and download request disabled | |--------------+---------------------------------------------| | #T6 | Request for remote access control sent | |--------------+---------------------------------------------| | #T7 | Request for download of the configuration | | | indicated by registers S65 and S66 sent | +------------------------------------------------------------+ +------------------------------------------------------------+ | SIGNAL QUALITY ACTION CONTROL | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] *Qn [cmds] | |--------------+---------------------------------------------| | Description: | Controls signal quality action | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | i *Q0 | Signal quality action disabled | |--------------+---------------------------------------------| | *Q1 | Retrain enabled | |--------------+---------------------------------------------| | *Q2 | Fallback enabled (V.34, V.32bis, V.32, or | | | V.22 mode) | |--------------+---------------------------------------------| | *Q3 | Disconnects after first aborted retrain | +------------------------------------------------------------+ +------------------------------------------------------------+ | SPECIAL MODE | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] #Vn [cmds] | |--------------+---------------------------------------------| | Description: | Selects V.23 full duplex special | | | functioning mode | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | i #V0 | V.23 automatic mode: 75bps transmit, | | | 1200bps receive (originate), 1200bps | | | transmit, 75bps receive (answer) | |--------------+---------------------------------------------| | #V1 | 75bps transmit, 1200bps receive fixed | |--------------+---------------------------------------------| | #V2 | 1200bps transmit, 75bps receive fixed | +------------------------------------------------------------+ +------------------------------------------------------------+ | S-REGISTER DISPLAY | |------------------------------------------------------------| | Type: | Immediate | |--------------+---------------------------------------------| | Format: | AT [cmds] *S [cmds] | |--------------+---------------------------------------------| | Description: | Displays values stored in S-registers | +------------------------------------------------------------+ +------------------------------------------------------------+ | SYNCHRONOUS CLOCK CONTROL | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] *Xn [cmds] | |--------------+---------------------------------------------| | Description: | Forces modem's transmit and receive clock | | | at the DTE interface | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | *X0 | Synchronous clocks are on in data mode only | |--------------+---------------------------------------------| | *X1 | Synchronous clocks are always on | +------------------------------------------------------------+ +------------------------------------------------------------+ | TRANSMISSION LEVEL - SWITCHED | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] *Ln [cmds] | |--------------+---------------------------------------------| | Default: | 10 | |--------------+---------------------------------------------| | Range: | 3-15 | |--------------+---------------------------------------------| | Unit: | -1 dBm | |--------------+---------------------------------------------| | Description: | Sets the signal level for transmission over | | | switched phone lines | +------------------------------------------------------------+ +------------------------------------------------------------+ | V.25BIS DTR/1 STORED NUMBER | |------------------------------------------------------------| | Type: | Immediate | |--------------+---------------------------------------------| | Format | AT [cmds] *Zxxxx [cmds] | |--------------+---------------------------------------------| | Description: | Stores a number for DTR/1 operation in | | | V.25bis mode. Must be placed at the end of | | | command string | +------------------------------------------------------------+ +------------------------------------------------------------+ | V.25BIS MODE | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] *Vn [cmds] | |--------------+---------------------------------------------| | Description: | Enables/disables V.25bis mode | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | *V0 | V.25bis in DTR/2 asynchronous | |--------------+---------------------------------------------| | *V1 | V.25bis in DTR/1 synchronous/asynchronous | | | (&M) | |--------------+---------------------------------------------| | *V2 | V.25bis in DTR/2 HDLC | |--------------+---------------------------------------------| | *V7 | Returns in AT mode | +------------------------------------------------------------+