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# MOTOROLA, INC.
V.3600
Card Type Modem
Chip Set Motorola
I/O Options 25-pin DTE port, line in, line out
Maximum Data Rate 33.6Kbps
Maximum Fax Rate 14.4Kbps
Data Modulation Bell 103, 212A
Protocol
ITU-T V.21, V.22, V.22bis, V.27, V.29,
V.32, V.32bis, V.33, V.34
Fax Modulation ITU-T V.17, V.21 CH2, V.27ter, V.29
Protocol
Error MNP5, V.42, V.42bis
Correction/Compression
Fax Class Class I
Data Bus External
IMG IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Function | Label | Function | Label |
|------------------------------------------------------------|
| Line out | CN1 | Power cord | CN4 |
|----------------------------+---------+--------------+------|
| Line in | CN2 | Power switch | SW1 |
|----------------------------+---------+--------------+------|
| 25-pin DTE port | CN3 | | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DIAGNOSTIC LED(S) |
|------------------------------------------------------------|
| LED | Color | Status | Condition |
|-----+--------------+--------+------------------------------|
| TR | Unidentified | On | DTR signal is high |
|-----+--------------+--------+------------------------------|
| TR | Unidentified | Off | DTR signal is low |
|-----+--------------+--------+------------------------------|
| CS | Unidentified | On | CTS signal is high |
|-----+--------------+--------+------------------------------|
| CS | Unidentified | Off | CTS signal is low |
|-----+--------------+--------+------------------------------|
| RS | Unidentified | On | RTS signal is high |
|-----+--------------+--------+------------------------------|
| RS | Unidentified | Off | RTS signal is low |
|-----+--------------+--------+------------------------------|
| CD | Unidentified | On | Carrier signal detected or |
| | | | error correction negotiation |
| | | | completed |
|-----+--------------+--------+------------------------------|
| CD | Unidentified | Off | Carrier signal not detected |
|-----+--------------+--------+------------------------------|
| RD | Unidentified | On | Modem is receiving data |
|-----+--------------+--------+------------------------------|
| RD | Unidentified | Off | Modem is not receiving data |
|-----+--------------+--------+------------------------------|
| TD | Unidentified | On | Modem is transmitting data |
|-----+--------------+--------+------------------------------|
| TD | Unidentified | Off | Modem is not transmitting |
| | | | data |
+------------------------------------------------------------+
+------------------------------------------------------------+
| SUPPORTED COMMAND SET |
|------------------------------------------------------------|
| Basic AT Commands |
|------------------------------------------------------------|
| +++, ‘comma’, A/ |
|------------------------------------------------------------|
| A, E, F, M, O, V, X |
|------------------------------------------------------------|
| &G, &P, &T, &W, &X, &Y |
|------------------------------------------------------------|
| Extended AT Commands |
|------------------------------------------------------------|
| \A, \G, \T, \X, \V |
|------------------------------------------------------------|
| %A |
|------------------------------------------------------------|
| S-Registers |
|------------------------------------------------------------|
| S0, S1, S2, S3, S4, S5, S6, S7, S8, S9, S10, S11, S12, |
| S16, S18, S22 |
|------------------------------------------------------------|
| |
|------------------------------------------------------------|
| Note: See MHI documentation for complete information. |
+------------------------------------------------------------+
PROPRIETARY AT COMMAND SET
+------------------------------------------------------------+
| COMMUNICATIONS MODE |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] &Mn [cmds] |
|--------------+---------------------------------------------|
| Description: | Selects the active communications mode. |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| &M0 | Asynchronous command and data modes. |
|--------------+---------------------------------------------|
| &M1 | Asynchronous command and synchronous |
| | connect mode. |
|--------------+---------------------------------------------|
| &M2 | DTR dialing enabled and synchronous connect |
| | mode. |
|--------------+---------------------------------------------|
| &M3 | Manual dialing only and synchronous connect |
| | mode. |
|--------------+---------------------------------------------|
| &M4 | V.25bis BISYNC command and synchronous |
| | connect mode (ASCII). |
|--------------+---------------------------------------------|
| &M5 | V.25bis SDLC command and synchronous |
| | connect mode (NRZ). |
|--------------+---------------------------------------------|
| &M6 | V.25bis asynchronous command and |
| | synchronous connect mode. |
|--------------+---------------------------------------------|
| &M7 | V.25bis asynchronous command and |
| | asynchronous connect mode. |
|--------------+---------------------------------------------|
| &M8 | V.25bis BISYNC command and synchronous |
| | connect mode (EBCDIC). |
|--------------+---------------------------------------------|
| &M9 | V.25bis asynchronous command and |
| | synchronous connect mode (EBCDIC, NRZ). |
|--------------+---------------------------------------------|
| &M10 | V.25bis SDLC command and synchronous |
| | connect mode (ASCII, NRZ). |
|--------------+---------------------------------------------|
| &M11 | V.25bis SDLC command and synchronous |
| | connect mode (EBCDIC, NRZ). |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CONFIGURATION PROFILES |
|------------------------------------------------------------|
| Type: | Immediate |
|--------------+---------------------------------------------|
| Format: | AT [cmds] &V [cmds] |
|--------------+---------------------------------------------|
| Description: | Displays active and stored configuration |
| | profiles |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| &V0 | Displays configuration profiles |
|--------------+---------------------------------------------|
| &V1 | Displays received signal options |
|--------------+---------------------------------------------|
| &V2 | Displays active profile |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CTS SIGNAL |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] &Rn [cmds] |
|--------------+---------------------------------------------|
| Description: | Selects the function of the CTS signal. |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| &R0 | RTS to CTS delay enabled. |
|--------------+---------------------------------------------|
| í &R1 | CTS forced high. |
|--------------+---------------------------------------------|
| &R2 | CTS follows CD. |
|--------------+---------------------------------------------|
| &R9 | CTS follows RTS. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DATA TERMINAL READY (DTR) |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] &Dn [cmds] |
|--------------+---------------------------------------------|
| Description: | Selects modem response to DTR |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| í&D0 | DTR override |
|--------------+---------------------------------------------|
| &D1 | DTR toggle causes online command mode |
|--------------+---------------------------------------------|
| &D2 | Normal DTR operations |
|--------------+---------------------------------------------|
| &D3 | Resets on receipt of DTR |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DCD SIGNAL |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] &Cn [cmds] |
|--------------+---------------------------------------------|
| Description: | Configures the behavior of the DCD signal. |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| í &C0 | DCD forced high. |
|--------------+---------------------------------------------|
| &C1 | DCD normal. |
|--------------+---------------------------------------------|
| &C2 | DCD forced high except during handshaking |
| | and disconnecting. |
|--------------+---------------------------------------------|
| &C3 | DCD follows remote RTS signal. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| 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 .5sec 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. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DSR SIGNAL |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] &Sn [cmds] |
|--------------+---------------------------------------------|
| Description: | Controls the behaviour of the DSR signal. |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| í &S0 | DSR forced high. |
|--------------+---------------------------------------------|
| &S1 | DSR normal. |
|--------------+---------------------------------------------|
| &S2 | DSR normal, except forced low on |
| | disconnect. |
|--------------+---------------------------------------------|
| &S3 | DSR follows OH. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| EXTENDED RESULT CODES |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] Wn [cmds] |
|--------------+---------------------------------------------|
| Description: | Enables selection of additional result |
| | codes. |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| W0 | Negotiation displays disabled |
|--------------+---------------------------------------------|
| W1 | Negotiation displays enabled |
|--------------+---------------------------------------------|
| W2 | Enables CONNECT result codes to report DCE |
| | speed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| FACTORY DEFAULT PROFILE |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] &Fn [cmds] |
|--------------+---------------------------------------------|
| Description: | Sets values in active profile to values |
| | found in the default profile |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| &F0 | Load factory profile 1 |
|--------------+---------------------------------------------|
| &F1 | Load factory profile 1 |
|--------------+---------------------------------------------|
| &F1 | Load factory profile 2 |
|--------------+---------------------------------------------|
| &F3 | Load factory profile 3 |
|--------------+---------------------------------------------|
| &F4 | Load factory profile 4 |
|--------------+---------------------------------------------|
| &F5 | Load factory profile 5 |
|--------------+---------------------------------------------|
| &F6 | Load factory profile 6 |
|--------------+---------------------------------------------|
| &F7 | Load factory profile 7 |
|--------------+---------------------------------------------|
| &F8 | Load factory profile 8 |
|--------------+---------------------------------------------|
| &F9 | Load factory profile 9 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| HANG UP MODE |
|------------------------------------------------------------|
| Type: | Immdeiate/Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] Hn [cmds] |
|--------------+---------------------------------------------|
| Description: | Commands the modem to go on- or off-hook, |
| | and selects how the modem will hang up. |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| H0 | Modem commanded to go on-hook (hang up). |
|--------------+---------------------------------------------|
| H1 | Modem commanded to go off-hook (pick up). |
|--------------+---------------------------------------------|
| H2 | Set hang up mode to normal on next ATH0 |
| | command |
|--------------+---------------------------------------------|
| H3 | Set hang up mode to fast on next ATH0 |
| | command |
+------------------------------------------------------------+
+------------------------------------------------------------+
| LINE TYPE |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] &Ln [cmds] |
|--------------+---------------------------------------------|
| Description: | Selects line type |
|--------------+---------------------------------------------|
| Command | Line Type |
|--------------+---------------------------------------------|
| &L0 | Switched line (PSTN/Dial-up) |
|--------------+---------------------------------------------|
| &L1 | 2-wire leased-line |
|--------------+---------------------------------------------|
| &L2 | 4-wire leased-line |
+------------------------------------------------------------+
+------------------------------------------------------------+
| LONG SPACE DISCONNECT |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] Yn [cmds] |
|--------------+---------------------------------------------|
| Description: | Commands the modem to disconnect after a 4 |
| | second break is detected |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| Y0 | Long space disconnect function disabled |
|--------------+---------------------------------------------|
| Y1 | Long space disconnect function 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 EPROM checksum |
|--------------+---------------------------------------------|
| I3 | Reports product version |
|--------------+---------------------------------------------|
| I4 | Reports Motorola V.3600 |
|--------------+---------------------------------------------|
| I5 | Report reason for last disconnect |
+------------------------------------------------------------+
+------------------------------------------------------------+
| RESTORE PROFILE ON POWER-UP |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] &Yn [cmds] |
|--------------+---------------------------------------------|
| Description: | Restores a selected profile into the active |
| | profile on power-up (hard reset) &Y? |
| | displays power-up profile |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| &Y0 | Restore profile 1 on power-up |
|--------------+---------------------------------------------|
| &Y1 | Restore profile 2 on power-up |
+------------------------------------------------------------+
+------------------------------------------------------------+
| RESULT CODES |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] Qn [cmds] |
|--------------+---------------------------------------------|
| Description: | Enables modem to send result codes to the |
| | DTE |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| Q0 | Result code sending enabled |
|--------------+---------------------------------------------|
| Q1 | Result code sending disabled |
|--------------+---------------------------------------------|
| Q2 | Result code sending enabled in originate |
| | mode |
+------------------------------------------------------------+
+------------------------------------------------------------+
| SOFT RESET |
|------------------------------------------------------------|
| Type: | Immediate |
|--------------+---------------------------------------------|
| Format: | AT [cmds] Zn [cmds] |
|--------------+---------------------------------------------|
| Description: | Restores modem profiles previously saved in |
| | non-volatile RAM using the &W command. |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| Z0 | Restore setting 1 |
|--------------+---------------------------------------------|
| Z1 | Restore setting 2 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| SPEAKER VOLUME |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] Ln [cmds] |
|--------------+---------------------------------------------|
| Description: | Controls speaker volume |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| L0 | Low volume setting |
|--------------+---------------------------------------------|
| L1 | Low volume setting |
|--------------+---------------------------------------------|
| L2 | Low volume setting |
|--------------+---------------------------------------------|
| L3 | High volume setting |
+------------------------------------------------------------+
EXTENDED AT COMMANDS
+------------------------------------------------------------+
| AUTO-RELIABLE TIME BUFFER CONFIGURATION |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] \Cn [cmds] |
|--------------+---------------------------------------------|
| Description: | Controls the handling of incoming data |
| | during auto-reliable time period |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| í \C0 | Data is discarded |
|--------------+---------------------------------------------|
| \C1 | Data is buffered |
+------------------------------------------------------------+
+------------------------------------------------------------+
| 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 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| BREAK SEND |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] \Bn [cmds] |
|--------------+---------------------------------------------|
| Range: | 1-255 |
|--------------+---------------------------------------------|
| Default: | 35 |
|--------------+---------------------------------------------|
| Unit: | 20ms |
|--------------+---------------------------------------------|
| Description: | Sends break to modem |
+------------------------------------------------------------+
+-------------------------------------------------------------------+
| BREAK TYPE |
|-------------------------------------------------------------------|
|Type: |Configuration |
|------------------+------------------------------------------------|
|Format: |AT [cmds] \Kn [cmds] |
|------------------+------------------------------------------------|
|Description: |Configures action of break signal. |
|-------------------------------------------------------------------|
| Command |Break from DTE | Break from | Modem | Break issued: |
| | | DTE |receives \B |command state, |
| |connect state, | | |reliable/normal|
| |reliable/normal|Direct mode | | mode |
| | mode | | | |
|---------+---------------+------------+------------+---------------|
| \K0 |Enter command |Send break |Buffers |Buffers cleared|
| |mode, do not |to remote |cleared and |and break sent |
| |send break to |modem |break sent |to DTE. |
| |remote modem. |immediately,|to remote | |
| | |then enter |modem. | |
| | |command | | |
| | |mode. | | |
|---------+---------------+------------+------------+---------------|
| \K1 |Buffers cleared|Send break |Buffers |Buffers cleared|
| |and break sent |to remote |cleared and |and break sent |
| |to remote |modem |break sent |to DTE. |
| |modem. |immediately.|to remote | |
| | | |modem. | |
|---------+---------------+------------+------------+---------------|
| \K2 |Enter command |Send break |Send break |Send break to |
| |mode, do not |to remote |to remote |DTE |
| |send break to |modem |modem |immediately. |
| |remote modem. |immediately,|immediately.| |
| | |then enter | | |
| | |command | | |
| | |mode. | | |
|---------+---------------+------------+------------+---------------|
| \K3 |Send break to |Send break |Send break |Send break to |
| |remote modem |to remote |to remote |DTE |
| |immediately. |modem |modem |immediately. |
| | |immediately.|immediately.| |
|---------+---------------+------------+------------+---------------|
| \K4 |Enter command |Send break |Send break |Break sent with|
| |mode, do not |to remote |to remote |received data |
| |send break to |modem |modem with |to the DTE. |
| |remote modem. |immediately,|transmitted | |
| | |then enter |data. | |
| | |command | | |
| | |mode. | | |
|---------+---------------+------------+------------+---------------|
| í \K5 |Send break with|Send break |Send break |Break sent with|
| |transmitted |to remote |to remote |received data |
| |data. |modem |modem with |to the DTE. |
| | |immediately.|transmitted | |
| | | |data. | |
+-------------------------------------------------------------------+
+------------------------------------------------------------+
| COMPRESSION |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] %Cn [cmds] |
|--------------+---------------------------------------------|
| Description: | Selects data compression |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| %C0 | Data compression disabled |
|--------------+---------------------------------------------|
| í %C1 | V.42bis enabled on transmit and receive |
| | data |
|--------------+---------------------------------------------|
| %C2 | V.42bis enabled on transmit data |
|--------------+---------------------------------------------|
| %C3 | V.42bis enabled on receive data |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CONNECT MODE |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] \Nn [cmds] |
|--------------+---------------------------------------------|
| Description: | Controls the type of connection the modem |
| | will operate in |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| \N0 | Normal mode enabled |
|--------------+---------------------------------------------|
| \N1 | Direct mode enabled |
|--------------+---------------------------------------------|
| \N2 | Reliable mode enabled |
|--------------+---------------------------------------------|
| \N3 | Auto-reliable mode enabled |
|--------------+---------------------------------------------|
| \N4 | V.42 reliable mode enabled |
|--------------+---------------------------------------------|
| \N5 | MNP reliable mode enabled |
|--------------+---------------------------------------------|
| \N6 | V.42 or MNP reliable mode enabled |
|--------------+---------------------------------------------|
| í \N7 | V.42, MNP or normal mode enabled |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CONNECTION SPEED LOWER LIMIT |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] %Ln [cmds] |
|--------------+---------------------------------------------|
| Description: | Sets slowest allowed connection speed. |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| %L0 | No minimum speed. |
|--------------+---------------------------------------------|
| %L1 | No minimum speed. |
|--------------+---------------------------------------------|
| %L2 | Select 1200bps minimum speed. |
|--------------+---------------------------------------------|
| %L3 | Select 2400bps minimum speed. |
|--------------+---------------------------------------------|
| %L4 | Select 4800bps minimum speed. |
|--------------+---------------------------------------------|
| %L5 | Select 9600bps uncoded minimum speed. |
|--------------+---------------------------------------------|
| %L6 | Select 9600bps minimum speed. |
|--------------+---------------------------------------------|
| %L7 | Select 7200bps minimum speed. |
|--------------+---------------------------------------------|
| %L8 | Select 12Kbps minimum speed. |
|--------------+---------------------------------------------|
| %L9 | Select 14.4Kbps minimum speed. |
|--------------+---------------------------------------------|
| %L11 | Select 16.8Kbps minimum speed. |
|--------------+---------------------------------------------|
| %L12 | Select 19.2Kbps minimum speed. |
|--------------+---------------------------------------------|
| %L13 | Select 21.6Kbps minimum speed. |
|--------------+---------------------------------------------|
| %L14 | Select 24Kbps minimum speed. |
|--------------+---------------------------------------------|
| %L15 | Select 26.4Kbps minimum speed. |
|--------------+---------------------------------------------|
| %L16 | Select 28.8Kbps minimum speed. |
|--------------+---------------------------------------------|
| %L17 | Select 31.2Kbps minimum speed. |
|--------------+---------------------------------------------|
| %L18 | Select 33.6Kbps minimum speed. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CONNECTION SPEED UPPER LIMIT |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] %Bn [cmds] |
|--------------+---------------------------------------------|
| Description: | Sets fastest allowed connection speed. |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| %B0 | Follow serial port speed. |
|--------------+---------------------------------------------|
| %B1 | Select 300bps maximum speed. |
|--------------+---------------------------------------------|
| %B2 | Select 1200bps maximum speed. |
|--------------+---------------------------------------------|
| %B3 | Select 2400bps maximum speed. |
|--------------+---------------------------------------------|
| %B4 | Select 4800bps maximum speed. |
|--------------+---------------------------------------------|
| %B5 | Select 9600bps uncoded maximum speed. |
|--------------+---------------------------------------------|
| %B6 | Select 9600bps maximum speed. |
|--------------+---------------------------------------------|
| %B7 | Select 7200bps maximum speed. |
|--------------+---------------------------------------------|
| %B8 | Select 12Kbps maximum speed. |
|--------------+---------------------------------------------|
| %B9 | Select 14.4Kbps maximum speed. |
|--------------+---------------------------------------------|
| %B11 | Select 16.8Kbps maximum speed. |
|--------------+---------------------------------------------|
| %B12 | Select 19.2Kbps maximum speed. |
|--------------+---------------------------------------------|
| %B13 | Select 21.6Kbps maximum speed. |
|--------------+---------------------------------------------|
| %B14 | Select 24Kbps maximum speed. |
|--------------+---------------------------------------------|
| %B15 | Select 26.4Kbps maximum speed. |
|--------------+---------------------------------------------|
| %B16 | Select 28.8Kbps maximum speed. |
|--------------+---------------------------------------------|
| %B17 | Select 31.2Kbps maximum speed. |
|--------------+---------------------------------------------|
| %B18 | Select 33.6Kbps maximum speed. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DISCONNECT BUFFER DELAY |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] %Dn [cmds] |
|--------------+---------------------------------------------|
| Range: | 0-255 |
|--------------+---------------------------------------------|
| Unit: | 1 second |
|--------------+---------------------------------------------|
| Description: | Sets the length of time that the modem |
| | processes data in its send and receive |
| | buffers before it disconnects. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DISPLAY PRODUCT VERSION |
|------------------------------------------------------------|
| Type: | Immediate |
|--------------+---------------------------------------------|
| Format: | AT [cmds] %V [cmds] |
|--------------+---------------------------------------------|
| Description: | Displays product version. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| 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 | DTE RTS/CTS flow control enabled |
|--------------+---------------------------------------------|
| í \Q3 | Bi-directional RTS/CTS flow control enabled |
|--------------+---------------------------------------------|
| \Q4 | DCE flow control disabled |
|--------------+---------------------------------------------|
| \Q5 | DCE XON/XOFF flow control enabled |
|--------------+---------------------------------------------|
| \Q6 | DCE RTS/CTS flow control enabled |
|--------------+---------------------------------------------|
| \Q7 | DCE RTS/CTS flow control enabled |
+------------------------------------------------------------+
+------------------------------------------------------------+
| LOCK SERIAL PORT |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] \Jn [cmds] |
|--------------+---------------------------------------------|
| Description: | Sets operation of serial port speed |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| í \J0 | Serial speed locked |
|--------------+---------------------------------------------|
| \J1 | Serial speed follows connect speed |
|--------------+---------------------------------------------|
| \J2 | 230.4Kbps DTE speed enabled |
|--------------+---------------------------------------------|
| \J3 | 230.4Kbps DTE speed disabled |
+------------------------------------------------------------+
+------------------------------------------------------------+
| REMOTE CONFIGURATION |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] %T=n [cmds] |
| | |
| | AT [cmds] D<#>%Tn [cmds] |
|--------------+---------------------------------------------|
| Description: | Initiates a remote configuration session. |
| | This command may follow a dial command, |
| | omitting the equal sign, to initiate remote |
| | configuration immediately on connection. %T |
| | with no parameter will quit the current |
| | session. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| REMOTE CONFIGURATION PASSWORD |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] %P1=nnnn [cmds] |
|--------------+---------------------------------------------|
| Default: | N/A |
|--------------+---------------------------------------------|
| Range: | 0-99999999, D, <none> |
|--------------+---------------------------------------------|
| Description: | Sets the security code that a remote modem |
| | must send to begin a remote configuration |
| | sessions. If nnnn is omitted, the code will |
| | be cleared; if a D is given, remote |
| | configuration is disabled. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| RETRAIN SENSITIVITY |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] %Rn [cmds] |
|--------------+---------------------------------------------|
| Description: | Sets how poor line conditions must be |
| | before the modem will initiate a retrain. |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| %R0 | Modem will not initiate retrain. |
|--------------+---------------------------------------------|
| %R1 | Modem will initiate retrain when the Bit |
| | Error Rate exceeds 10-5. |
|--------------+---------------------------------------------|
| %R2 | Modem will initiate retrain when the Bit |
| | Error Rate exceeds 10-4. |
|--------------+---------------------------------------------|
| %R3 | Modem will initiate retrain when the Bit |
| | Error Rate exceeds 10-3. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| RING INDICATOR |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] \Rn [cmds] |
|--------------+---------------------------------------------|
| Description: | Controls the behavior of the ring indicator |
| | signal on pin 22 of the serial port. |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| \R0 | Ring indicate signal high during rings and |
| | forced high for duration of call. |
|--------------+---------------------------------------------|
| \R1 | Ring indicate signal high during rings |
| | only. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| V.42 DETECTION |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] \Mn [cmds] |
|--------------+---------------------------------------------|
| Description: | Enables/disables fast data sequence |
| | expedite V.42 link negotiation |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| \M0 | V.42 fast data sequence enabled |
|--------------+---------------------------------------------|
| í \M1 | V.42 fast data sequence disabled |
+------------------------------------------------------------+
SPECIAL COMMANDS
+------------------------------------------------------------+
| ANSWER/ORIGINATE |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] *ORn [cmds] |
|--------------+---------------------------------------------|
| Description: | Selects either answer or originate mode in |
| | leased line operation |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| *OR0 | Originate mode enabled |
|--------------+---------------------------------------------|
| *OR1 | Answer mode enabled |
+------------------------------------------------------------+
+------------------------------------------------------------+
| AUTO-ANSWER OVERRIDE |
|------------------------------------------------------------|
| Type: | Immediate |
|--------------+---------------------------------------------|
| Format: | AT [cmds] *IC [cmds] |
|--------------+---------------------------------------------|
| Description: | Instructs the modem to ignore the incoming |
| | call, if the modem is set to automatically |
| | answer. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| AUTO-DIAL STORED NUMBER |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] *Aun [cmds] |
|--------------+---------------------------------------------|
| Range: | 0-9 |
|--------------+---------------------------------------------|
| Description: | Sets the auto-dialing function to dial the |
| | number stored in memory location n. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| BILATERAL DIGITAL LOOPBACK |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] *DGn [cmds] |
|--------------+---------------------------------------------|
| Description: | Enables/disables bilateral loopback test |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| í *DG0 | Bilateral digital loopback test disabled |
|--------------+---------------------------------------------|
| *DG1 | Bilateral digital loopback test enabled |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CALLBACK NUMBER |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] $Cn=x [cmds] |
|--------------+---------------------------------------------|
| Description: | Programs callback number x and assigns it |
| | to user number n. Required for security |
| | levels 2 & 3. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CALLER ID |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] *IDn [cmds] |
|--------------+---------------------------------------------|
| Description: | Controls the Caller ID function |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| *ID0 | Caller ID disabled |
|--------------+---------------------------------------------|
| *ID1 | Caller ID enabled |
+------------------------------------------------------------+
+------------------------------------------------------------+
| COMMAND SET |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] *NTn [cmds] |
|--------------+---------------------------------------------|
| Description: | Disables the AT command set. |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| *NT0 | Command set disabled. |
|--------------+---------------------------------------------|
| *NT1 | Command set enabled. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DIAL BACKUP |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] *DBn [cmds] |
|--------------+---------------------------------------------|
| Description: | Controls dial backup operation |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| *DB0 | Manual dial backup enabled |
|--------------+---------------------------------------------|
| *DB1 | Automatic dial backup enabled |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DISCONNECT RESET |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] *ROn [cmds] |
|--------------+---------------------------------------------|
| Description: | Selects whether the modem will reset on |
| | disconnect. |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| *RO0 | Modem will not reset on disconnect. |
|--------------+---------------------------------------------|
| *RO1 | Modem will reset on disconnect. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DISPLAY SERIAL NUMBER |
|------------------------------------------------------------|
| Type: | Immediate |
|--------------+---------------------------------------------|
| Format: | AT [cmds] $V [cmds] |
|--------------+---------------------------------------------|
| Description: | Displays product serial number. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DISPLAY STORED NUMBERS |
|------------------------------------------------------------|
| Type: | Immediate |
|--------------+---------------------------------------------|
| Format: | AT [cmds] *ND [cmds] |
|--------------+---------------------------------------------|
| Description: | Displays all stored phone numbers. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DISTINCTIVE RING |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] *DR=n [cmds] |
|--------------+---------------------------------------------|
| Description: | Controls the Distinctive Ring function |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| *DR=0 | Distinctive Ring disabled |
|--------------+---------------------------------------------|
| *DR=1 | Distinctive Ring enabled |
+------------------------------------------------------------+
+------------------------------------------------------------+
| EXTENDED PASSWORD FEATURES |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] $Wn [cmds] |
|--------------+---------------------------------------------|
| Description: | Sets extended password features. Command |
| | set by superuser (system administrator) $W? |
| | queries setting |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| $W0 | Clears extended settings |
|--------------+---------------------------------------------|
| $W1 | Enables a regular user to change his |
| | password and callback number |
|--------------+---------------------------------------------|
| $W2 | Enables a remote user to gain superuser |
| | privileges |
+------------------------------------------------------------+
+------------------------------------------------------------+
| FORCE RETRAIN |
|------------------------------------------------------------|
| Type: | Immediate |
|--------------+---------------------------------------------|
| Format: | AT [cmds] *RRn [cmds] |
|--------------+---------------------------------------------|
| Description: | Forces the modem to attempt to retrain to |
| | the selected speed. |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| *RR0 | Attempt 2400bps speed. |
|--------------+---------------------------------------------|
| *RR1 | Attempt 4800bps speed. |
|--------------+---------------------------------------------|
| *RR2 | Attempt 7200bps speed. |
|--------------+---------------------------------------------|
| *RR3 | Attempt 9600bps speed. |
|--------------+---------------------------------------------|
| *RR4 | Attempt 12Kbps speed. |
|--------------+---------------------------------------------|
| *RR5 | Attempt 14.4Kbps speed. |
|--------------+---------------------------------------------|
| *RR6 | Attempt 16.8Kbps speed. |
|--------------+---------------------------------------------|
| *RR7 | Attempt 19.2Kbps speed. |
|--------------+---------------------------------------------|
| *RR8 | Attempt 21.6Kbps speed. |
|--------------+---------------------------------------------|
| *RR9 | Attempt 24Kbps speed. |
|--------------+---------------------------------------------|
| *RR10 | Attempt 26.4Kbps speed. |
|--------------+---------------------------------------------|
| *RR11 | Attempt 28.8Kbps speed. |
|--------------+---------------------------------------------|
| *RR12 | Attempt 31.2Kbps speed. |
|--------------+---------------------------------------------|
| *RR13 | Attempt 33.6Kbps speed. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| HELP SCREENS |
|------------------------------------------------------------|
| Type: | Immediate |
|--------------+---------------------------------------------|
| Format: | AT $H=xxxx |
|--------------+---------------------------------------------|
| Description: | Shows help screens. If a string is included |
| | as shown in the example, the modem will |
| | search for the string; otherwise, the whole |
| | help section will be displayed. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| HIGH SECURITY ENABLE |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] $EH=x [cmds] |
|--------------+---------------------------------------------|
| Description: | Enables security for password x. Superuser |
| | password must be specified |
+------------------------------------------------------------+
+------------------------------------------------------------+
| ILLEGAL ATTEMPT COUNTER |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] $Mn [cmds] |
|--------------+---------------------------------------------|
| Description: | Keeps count of illegal attempts by users to |
| | gain superuser status. Superuser may enter |
| | user account n to reset count of specific |
| | user. $M* resets illegal attempt count for |
| | all users. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| LINE CURRENT DISCONNECT |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] *LCn [cmds] |
|--------------+---------------------------------------------|
| Description: | Causes the modem to disconnect if the |
| | telephone line’s current drops. |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| *LC0 | Line current disconnect disabled |
|--------------+---------------------------------------------|
| *LC1 | Disconnect after 8ms if current is lost. |
|--------------+---------------------------------------------|
| *LC2 | Disconnect after 90ms if current is lost. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| LOCAL ANALOG LOOPBACK |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] *LAn [cmds] |
|--------------+---------------------------------------------|
| Description: | Enables/disables DTE controlled local |
| | analog loopback |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| í *LA0 | Local analog loopback disabled. Pin 18 |
| | toggle ignored |
|--------------+---------------------------------------------|
| *LA1 | Local analog loopback enabled (pin 18) |
+------------------------------------------------------------+
+------------------------------------------------------------+
| LOCAL LOGOFF |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] $$ [cmds] |
|--------------+---------------------------------------------|
| Description: | Allows user to logoff after local session |
+------------------------------------------------------------+
+------------------------------------------------------------+
| LOCAL LOGON |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] $n=x [cmds] |
|--------------+---------------------------------------------|
| Description: | Allows user n secure logon with password x |
+------------------------------------------------------------+
+------------------------------------------------------------+
| LOCAL SERIAL PORT SPEED CHANGE ON PIN 23 |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] *FBn [cmds] |
|--------------+---------------------------------------------|
| Description: | Selects whether a voltage transition on pin |
| | 23 will cause the modem to change the |
| | serial port speed. |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| *FB0 | Pin 23 transition ignored. |
|--------------+---------------------------------------------|
| *FB1 | Pin 23 negative causes modem to increase |
| | serial port speed; pin 23 positive causes |
| | modem to decrease serial port speed. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| MANUAL DIAL BACKUP |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] *LDn [cmds] |
|--------------+---------------------------------------------|
| Description: | Autodials the number if modem is in |
| | originate mode and manual dial backup is |
| | selected. Available for leased line |
| | operation only |
+------------------------------------------------------------+
+------------------------------------------------------------+
| MODULATION PROTOCOLS |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] *MMn [cmds] |
|--------------+---------------------------------------------|
| Description: | Selects the protocol to use on the next |
| | connection. |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| *MM0 | Auto-detect fastest common protocol. |
|--------------+---------------------------------------------|
| *MM1 | V.21. |
|--------------+---------------------------------------------|
| *MM2 | Bell 103. |
|--------------+---------------------------------------------|
| *MM4 | Bell 212A. |
|--------------+---------------------------------------------|
| *MM5 | V.22bis. |
|--------------+---------------------------------------------|
| *MM6 | V.27bis 4-wire leased line |
|--------------+---------------------------------------------|
| *MM8 | V.29 4-wire leased line |
|--------------+---------------------------------------------|
| *MM10 | V.33 4-wire leased line |
|--------------+---------------------------------------------|
| *MM11 | V.32bis. |
|--------------+---------------------------------------------|
| *MM12 | V.34. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| PASSWORD SELECTION |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] $C=x, y [cmds] |
|--------------+---------------------------------------------|
| Description: | Changes password where x represents the old |
| | password and y the new password. Setting y |
| | to (-) deletes password x from memory and |
| | disables security features |
+------------------------------------------------------------+
+------------------------------------------------------------+
| PASSWORD SELECTION |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] $Pn=x [cmds] |
|--------------+---------------------------------------------|
| Range (n): | 0 - 50 |
|--------------+---------------------------------------------|
| Range (x): | 4 - 34 |
|--------------+---------------------------------------------|
| Unit (x): | ASCII |
|--------------+---------------------------------------------|
| Description: | Selects password x and assigns it to user |
| | number n. Superuser privileges are given to |
| | user number 1. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| REMOTE CONFIGURATION |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] *RAn [cmds] |
|--------------+---------------------------------------------|
| Description: | Enables/disables remote configuration |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| *RA0 | Remote configuration disabled |
|--------------+---------------------------------------------|
| *RA1 | Remote configuration disabled |
+------------------------------------------------------------+
+------------------------------------------------------------+
| REMOTE CONNECTION SPEED |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] *RBn [cmds] |
|--------------+---------------------------------------------|
| Description: | Forces the DTE speed to selected setting |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| *RB0 | 300bps |
|--------------+---------------------------------------------|
| *RB1 | 600bps |
|--------------+---------------------------------------------|
| *RB2 | 1200bps |
|--------------+---------------------------------------------|
| *RB3 | 2400bps |
|--------------+---------------------------------------------|
| *RB4 | 4800bps |
|--------------+---------------------------------------------|
| *RB5 | 7200bps |
|--------------+---------------------------------------------|
| *RB6 | 9600bps |
|--------------+---------------------------------------------|
| *RB7 | 12.0Kbps |
|--------------+---------------------------------------------|
| *RB8 | 14.4Kbps |
|--------------+---------------------------------------------|
| *RB9 | 16.8Kbps |
|--------------+---------------------------------------------|
| *RB10 | 19.2Kbps |
|--------------+---------------------------------------------|
| *RB11 | 21.6Kbps |
|--------------+---------------------------------------------|
| *RB12 | 24.0Kbps |
|--------------+---------------------------------------------|
| *RB13 | 26.4Kbps |
|--------------+---------------------------------------------|
| *RB14 | 28.8Kbps |
|--------------+---------------------------------------------|
| *RB15 | 28.4Kbps |
|--------------+---------------------------------------------|
| *RB16 | 57.6Kbps |
|--------------+---------------------------------------------|
| *RB17 | 115.2Kbps |
+------------------------------------------------------------+
+------------------------------------------------------------+
| REMOTE DIGITAL LOOPBACK |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] *RDn [cmds] |
|--------------+---------------------------------------------|
| Description: | Enables/disables DTE controlled remote |
| | digital loopback |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| í *RD0 | Remote digital loopback disabled. Pin 21 |
| | toggle ignored |
|--------------+---------------------------------------------|
| *RD1 | Remote digital loopback enabled (pin 21) |
+------------------------------------------------------------+
+------------------------------------------------------------+
| REMOTE FORMAT |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] *RFn [cmds] |
|--------------+---------------------------------------------|
| Description: | Selects number of data bits, number of stop |
| | bits and parity in remote configuration |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| *RF0 | 7 data bits, mark parity, 1 stop bit |
|--------------+---------------------------------------------|
| *RF1 | 7 data bits, no parity, 2 stop bits |
|--------------+---------------------------------------------|
| *RF2 | 7 data bits, odd parity, 1 stop bit |
|--------------+---------------------------------------------|
| *RF3 | 7 data bits, even parity, 1 stop bit |
|--------------+---------------------------------------------|
| *RF4 | 8 data bits, mark parity, 1 stop bit |
|--------------+---------------------------------------------|
| *RF5 | 8 data bits, no parity, 1 stop bit |
|--------------+---------------------------------------------|
| *RF6 | 8 data bits, odd parity, 1 stop bit |
|--------------+---------------------------------------------|
| *RF7 | 8 data bits, even parity, 1 stop bit |
+------------------------------------------------------------+
+------------------------------------------------------------+
| REMOTE SAVE |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] *RQn [cmds] |
|--------------+---------------------------------------------|
| Description: | Selects whether to save or discard remote |
| | configuration |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| *RQ0 | Save remote configuration and exit |
|--------------+---------------------------------------------|
| *RQ1 | Discard remote configuration and exit |
+------------------------------------------------------------+
+------------------------------------------------------------+
| RESULT CODE MODE |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] *RCn [cmds] |
|--------------+---------------------------------------------|
| Description: | Selects normal or Motorola result code |
| | numbering. |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| í *RC0 | Result code 15 is CONNECT 4800 and code 18 |
| | is CONNECT 9600 (standard). |
|--------------+---------------------------------------------|
| *RC1 | Result code 11 is CONNECT 4800 and code 12 |
| | is CONNECT 9600 (Motorola). |
+------------------------------------------------------------+
+------------------------------------------------------------+
| RETURN TO LEASED LINE FROM DIAL BACKUP |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] *LBn [cmds] |
|--------------+---------------------------------------------|
| Description: | If modem is in dial backup mode, switches |
| | to leased line operation. During leased |
| | line operation with forced answer enabled; |
| | modem waits for a dial backup call |
+------------------------------------------------------------+
+------------------------------------------------------------+
| SECURITY - REPORT BLOCK USER SETTINGS |
|------------------------------------------------------------|
| Type: | Immediate |
|--------------+---------------------------------------------|
| Format: | AT [cmds] $IBn [cmds] |
|--------------+---------------------------------------------|
| Description: | Reports security level and callback number |
| | for block of ten consecutive numbers |
| | starting with user number n. Command set by |
| | superuser (system administrator). |
+------------------------------------------------------------+
+------------------------------------------------------------+
| SECURITY - REPORT USER SETTINGS |
|------------------------------------------------------------|
| Type: | Immediate |
|--------------+---------------------------------------------|
| Format: | AT [cmds] $In [cmds] |
|--------------+---------------------------------------------|
| Description: | Reports security level and callback number |
| | for user n. A normal user may only check |
| | his own settings |
+------------------------------------------------------------+
+------------------------------------------------------------+
| SECURITY DISABLE |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] $D=x [cmds] |
|--------------+---------------------------------------------|
| Description: | Disables security for password x. $D? |
| | queries setting |
+------------------------------------------------------------+
+------------------------------------------------------------+
| SECURITY ENABLE |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] $E=x [cmds] |
|--------------+---------------------------------------------|
| Description: | Enables security for password x. $E? |
| | queries setting |
+------------------------------------------------------------+
+------------------------------------------------------------+
| SECURITY LEVEL |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] $Ln=x [cmds] |
|--------------+---------------------------------------------|
| Description: | Assigns security level x to user number n. |
| | Command set by superuser (system |
| | administrator) |
+------------------------------------------------------------+
+------------------------------------------------------------+
| SECURITY RESET |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] $DR[cmds] |
|--------------+---------------------------------------------|
| Description: | Resets security to its initial state. All |
| | passwords are deleted. Not available for |
| | remote configuration |
+------------------------------------------------------------+
+------------------------------------------------------------+
| SECURITY RESET |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] $F=x$x [cmds] |
|--------------+---------------------------------------------|
| Description: | Resets security to factory default |
| | settings. x=superuser password |
+------------------------------------------------------------+
+------------------------------------------------------------+
| STORE PASSWORD |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] $S=x [cmds] |
|--------------+---------------------------------------------|
| Description: | Sets an empty password to location x. Only |
| | effective when password memory is empty or |
| | only has one password stored. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| SUPERUSER PRIVILEGE |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] $S=x [cmds] |
|--------------+---------------------------------------------|
| Description: | Allows normal user to gain superuser status |
| | by entering superuser password x |
+------------------------------------------------------------+
+------------------------------------------------------------+
| SYSTEM STATUS |
|------------------------------------------------------------|
| Type: | Immediate |
|--------------+---------------------------------------------|
| Format: | AT [cmds] $E? [cmds] |
|--------------+---------------------------------------------|
| Description: | Queries system security status |
+------------------------------------------------------------+
+------------------------------------------------------------+
| TALK/DATA MODE |
|------------------------------------------------------------|
| Type: | Immediate |
|--------------+---------------------------------------------|
| Format: | AT [cmds] *DAn [cmds] |
|--------------+---------------------------------------------|
| Description: | Selects talk or data mode. |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| í *DA0 | Talk mode enabled. |
|--------------+---------------------------------------------|
| *DA1 | Data mode enabled. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| TRANSMISSION LEVEL - LEASED-LINE |
|------------------------------------------------------------|
| Type | Configuration |
|-------------+----------------------------------------------|
| Format | AT [cmds] TLn [cmds] |
|-------------+----------------------------------------------|
| Range | 0-30 |
|-------------+----------------------------------------------|
| Unit | -1 dBm |
|-------------+----------------------------------------------|
| Description | Sets the signal level for transmission over |
| | leased-lines |
+------------------------------------------------------------+
+------------------------------------------------------------+
| TRANSMISSION LEVEL - SWITCHED LINE |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] *TDn [cmds] |
|--------------+---------------------------------------------|
| Default: | 9 |
|--------------+---------------------------------------------|
| Range: | 9-30 |
|--------------+---------------------------------------------|
| Unit: | -1 dBm |
|--------------+---------------------------------------------|
| Description: | Sets the transmitted signal level when the |
| | modem is connected to a switched phone |
| | line. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| USER REMOVAL |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] $Rn [cmds] |
|--------------+---------------------------------------------|
| Range (n): | 2 - 50 |
|--------------+---------------------------------------------|
| Description: | Removes user n from active status without |
| | deleting user information. Command set by |
| | superuser (system administrator). Superuser |
| | (user number 1) may not be removed from |
| | system. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| USER STATUS |
|------------------------------------------------------------|
| Type: | Immediate |
|--------------+---------------------------------------------|
| Format: | AT [cmds] $S? [cmds] |
|--------------+---------------------------------------------|
| Description: | Queries whether current user has normal or |
| | superuser security status |
+------------------------------------------------------------+
+------------------------------------------------------------+
| V.32 HANDSHAKE OPTIONS |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] *FTn [cmds] |
|--------------+---------------------------------------------|
| Description: | Shortens V.32 and V.32bis handshake time. |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| *FT0 | Normal handshake sequence. |
|--------------+---------------------------------------------|
| *FT1 | Training time is shortened by 2 seconds in |
| | V.32 and V.32bis modes. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| V.34 RETRAIN SENSITIVITY |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] *THn [cmds] |
|--------------+---------------------------------------------|
| Description: | Sets how poor line conditions must be |
| | before the modem will initiate a retrain |
| | when in V.34 mode. |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| *TH0 | Modem will initiate retrain when the Bit |
| | Error Rate exceeds 10-6. |
|--------------+---------------------------------------------|
| *TH1 | Modem will initiate retrain when the Bit |
| | Error Rate exceeds 10-4. |
|--------------+---------------------------------------------|
| *TH2 | Modem will initiate retrain when the Bit |
| | Error Rate exceeds 10-2. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| V.34 SPLIT-SPEED |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] *ASn [cmds] |
|--------------+---------------------------------------------|
| Description: | Controls V.34 asymmetric bit rate |
| | capability. |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| *AS0 | V.34 split-speed disabled. |
|--------------+---------------------------------------------|
| *AS1 | V.34 split-speed enabled. |
+------------------------------------------------------------+
S(status) REGISTERS
+------------------------------------------------------------+
| AUTO-RELIABLE FALLBACK CHARACTER |
|------------------------------------------------------------|
| Type: | Register |
|--------------+---------------------------------------------|
| Format: | AT [cmds] S64=n [cmds] |
|--------------+---------------------------------------------|
| Default: | 0 |
|--------------+---------------------------------------------|
| Range: | 0-127 |
|--------------+---------------------------------------------|
| Unit: | ASCII |
|--------------+---------------------------------------------|
| Description: | Sets the character used as the |
| | auto-reliable fallback character. S64=0 |
| | will disable this function. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| BIT-MAPPED REGISTER S14 |
|------------------------------------------------------------|
| Format: | AT [cmds] S14=n [cmds] |
|--------------+---------------------------------------------|
| Range: | 0-255 |
|--------------+---------------------------------------------|
| Unit: | Bit-mapped |
|--------------+---------------------------------------------|
| Description: | Controls echo, result codes and display, |
| | dial mode, and answer/originate mode. |
|--------------+---------------------------------------------|
| Bit | Value | Function |
|------+-------+---------------------------------------------|
| 0 | 0 | Not used |
|------+-------+---------------------------------------------|
| 1 | 0 | Command echo disabled |
| | | |
| | í 1 | Command echo enabled |
|------+-------+---------------------------------------------|
| 2 | í 0 | Result codes enabled |
| | | |
| | 1 | Result codes disabled |
|------+-------+---------------------------------------------|
| 3 | 0 | Display result codes in numeric format |
| | | |
| | í 1 | Display result codes in verbose format |
|------+-------+---------------------------------------------|
| 4 | í 0 | Smart mode |
| | | |
| | 1 | Dumb mode |
|------+-------+---------------------------------------------|
| 5 | í 0 | Tone dial enabled |
| | | |
| | 1 | Pulse dial enabled |
|------+-------+---------------------------------------------|
| 6 | í 0 | Cleardown enabled |
| | | |
| | 1 | Cleardown disabled |
|------+-------+---------------------------------------------|
| 7 | 0 | Answer mode enabled |
| | | |
| | í 1 | Originate mode enabled |
+------------------------------------------------------------+
+------------------------------------------------------------+
| BIT-MAPPED REGISTER S21 |
|------------------------------------------------------------|
| Format | AT [cmds] S21=n [cmds] |
|--------------+---------------------------------------------|
| Range: | 0-255 |
|--------------+---------------------------------------------|
| Unit: | Bit-mapped |
|--------------+---------------------------------------------|
| Description: | Selects CTS/DCD/DSR signals, low DTR |
| | action, and the long space disconnect |
| | function. |
|--------------+---------------------------------------------|
| Bit | Value | Function |
|------+-------+---------------------------------------------|
| 0 | í 00 | DSR forced high |
| | | |
| | 10 | DSR normal |
| | | |
| | 01 | DSR off 5 seconds after disconnect |
| | | |
| | 11 | DSR follows off-hook |
|------+-------+---------------------------------------------|
| 1 | 00 | DCD forced high |
| | | |
| | í 10 | DCD normal |
| | | |
| | 01 | DCD off 5 seconds after disconnect |
| | | |
| | 11 | DCD follows RTS |
|------+-------+---------------------------------------------|
| 2 | 0 | CTS follows RTS by S26 delay |
| | | |
| | í 1 | CTS forced high |
|------+-------+---------------------------------------------|
| 4, 3 | 00 | DTR signal ignored |
| | | |
| | 01 | Modem goes to command mode on low DTR |
| | | |
| | í 10 | Modem disconnects on low DTR; Auto-Answer |
| | | is disabled. |
| | 11 | |
| | | Modem is initialized on low DTR |
|------+-------+---------------------------------------------|
| 5 | 00 | DCD forced high |
| | | |
| | í 10 | DCD normal |
| | | |
| | 01 | DCD off 5 seconds after disconnect |
| | | |
| | 11 | DCD follows RTS |
|------+-------+---------------------------------------------|
| 6 | í 00 | DSR forced high |
| | | |
| | 10 | DSR normal |
| | | |
| | 01 | DSR off 5 seconds after disconnect |
| | | |
| | 11 | DSR follows off-hook |
|------+-------+---------------------------------------------|
| 7 | 0 | Long space disconnect function disabled |
| | | |
| | í 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, and |
| | sets guard tone. |
|--------------+---------------------------------------------|
| Bit | Value | Function |
|------+-------+---------------------------------------------|
| 0 | 0 | Remote digital loopback denied |
| | | |
| | í 1 | Remote digital loopback allowed |
|------+-------+---------------------------------------------|
| 5 - | 0 | Not used |
| 1 | | |
|------+-------+---------------------------------------------|
| 7, 6 | í 00 | Guard tone disabled |
| | | |
| | 01 | Guard tone 550Hz enabled |
| | | |
| | 10 | Guard tone 1800Hz enabled |
+------------------------------------------------------------+
+------------------------------------------------------------+
| BIT-MAPPED REGISTER S27 |
|------------------------------------------------------------|
| Format | AT [cmds] S27=n [cmds] |
|--------------+---------------------------------------------|
| Default: | 9 |
|--------------+---------------------------------------------|
| Range: | 0 - 127 |
|--------------+---------------------------------------------|
| Description: | Selects sync/async mode, line type, clock |
| | source, and ITU-T/Bell modes. |
|--------------+---------------------------------------------|
| Bit | Value | Function |
|------+-------+---------------------------------------------|
| 1, 0 | í 00 | Asynchronous command and data modes. |
| | | |
| | 01 | Asynchronous command, synchronous connect |
| | | mode. |
| | 10 | |
| | | DTR dialing enabled, synchronous connect |
| | 11 | mode. |
| | | |
| | | Manual dialing only, synchronous connect |
| | | mode. |
|------+-------+---------------------------------------------|
| 2 | í 0 | Switched line. |
| | | |
| | 1 | Leased line. |
|------+-------+---------------------------------------------|
| 3 | 0 | Not used. |
|------+-------+---------------------------------------------|
| 5, 4 | í 00 | Internal DTE transmit clock source. |
| | | |
| | 01 | External DTE transmit clock source. |
| | | |
| | 10 | Slave DTE transmit clock source. |
|------+-------+---------------------------------------------|
| 6 | 0 | Asynchronous DTR dialing enabled. |
| | | |
| | í 1 | Asynchronous DTR dialing disabled. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| BIT-MAPPED REGISTER S29 |
|------------------------------------------------------------|
| Format | AT [cmds] S29=n [cmds] |
|--------------+---------------------------------------------|
| Default: | 0 |
|--------------+---------------------------------------------|
| Range: | 0 - 135 |
|--------------+---------------------------------------------|
| Description: | Controls command set, option retaining, |
| | V.32 fast handshaking, and DTE fallback. |
|--------------+---------------------------------------------|
| Bit | Value | Function |
|------+-------+---------------------------------------------|
| 0 | í 0 | AT command set enabled. |
| | | |
| | 1 | AT command set disabled. |
|------+-------+---------------------------------------------|
| 1 | í 0 | Modem will not reset on disconnect. |
| | | |
| | 1 | Modem will reset on disconnect. |
|------+-------+---------------------------------------------|
| 2 | í 0 | Normal V.32 handshake sequence. |
| | | |
| | 1 | Training time is shortened by 2 seconds in |
| | | V.32 and V.32bis modes. |
|------+-------+---------------------------------------------|
| 6 - | 0 | Not used. |
| 3 | | |
|------+-------+---------------------------------------------|
| 7 | í 0 | DTE fallback disabled |
| | | |
| | 1 | DTE fallback enabled |
+------------------------------------------------------------+
+------------------------------------------------------------+
| BIT-MAPPED REGISTER S32 |
|------------------------------------------------------------|
| Format | AT [cmds] S32=n [cmds] |
|--------------+---------------------------------------------|
| Default: | 0 |
|--------------+---------------------------------------------|
| Range: | 0 - 255 |
|--------------+---------------------------------------------|
| Description: | Controls leased line option, line current |
| | disconnect, and dial backup |
|--------------+---------------------------------------------|
| Bit | Value | Function |
|------+-------+---------------------------------------------|
| 0 | í 0 | 2-wire leased line operation |
| | | |
| | 1 | 4-wire leased line operation |
|------+-------+---------------------------------------------|
| 1 | í 0 | Short line current disconnect |
| | | |
| | 1 | Long line current disconnect |
|------+-------+---------------------------------------------|
| 2 | 0 | Line current disconnect disabled |
| | | |
| | í 1 | Line current disconnect enabled |
|------+-------+---------------------------------------------|
| 3 | í 0 | Manual dial backup enabled |
| | | |
| | 1 | Automatic dial backup enabled |
|------+-------+---------------------------------------------|
| 4-7 | 0 | Not used. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| BIT-MAPPED REGISTER S53 |
|------------------------------------------------------------|
| Format | AT [cmds] S53=n [cmds] |
|--------------+---------------------------------------------|
| Default: | 0 |
|--------------+---------------------------------------------|
| Range: | 0 - 255 |
|--------------+---------------------------------------------|
| Description: | Controls automatic rate adaption options |
|--------------+---------------------------------------------|
| Bit | Value | Function |
|------+-------+---------------------------------------------|
| 0 | í 0 | Rate renegotiation above initial connect |
| | | disabled |
| | 1 | |
| | | Rate renegotiation above initial connect |
| | | enabled |
|------+-------+---------------------------------------------|
| 1 | 0 | Not used. |
|------+-------+---------------------------------------------|
| 3, 2 | í 00 | Automatic rate adaption threshold disabled |
| | | |
| | 01 | Modem will initiate retrain on low Bit |
| | | Error Rate (10-6) |
| | 10 | |
| | | Modem will initiate retrain on medium Bit |
| | 11 | Error Rate (10-4) |
| | | |
| | | Modem will initiate retrain on high Bit |
| | | Error Rate (10-2) |
|------+-------+---------------------------------------------|
| 4 | 0 | Not used. |
|------+-------+---------------------------------------------|
| 5 | í 0 | Protocol negotiation status disabled |
| | | |
| | 1 | Protocol negotiation status enabled |
|------+-------+---------------------------------------------|
| 6 | 0 | Not used. |
|------+-------+---------------------------------------------|
| 7 | í 0 | Distinctive ring detection disabled |
| | | |
| | 1 | Distinctive ring detection enabled |
+------------------------------------------------------------+
+------------------------------------------------------------+
| BIT-MAPPED REGISTER S57 |
|------------------------------------------------------------|
| Format: | AT [cmds] S57=n [cmds] |
|----------------+-------------------------------------------|
| Default: | 0 |
|----------------+-------------------------------------------|
| Range: | 0 - 33 |
|----------------+-------------------------------------------|
| Description: | Controls result code format and busy out. |
|------------------------------------------------------------|
| Bit | Value | Function |
|----------+-------+-----------------------------------------|
| 0 | í 0 | Result code 15 is CONNECT 4800 and code |
| | | 18 is CONNECT 9600 (standard). |
| | 1 | |
| | | Result code 11 is CONNECT 4800 and code |
| | | 12 is CONNECT 9600 (Motorola). |
|------------------------------------------------------------|
| 4 - 1 | 0 | Not used. |
|-------------+------+---------------------------------------|
| 5 | í 0 | Busy out during local analog loopback |
| | | test disabled. |
| | 1 | |
| | | Busy out during local analog loopback |
| | | test enabled. |
|-------------+------+---------------------------------------|
| 6, 7 | 0 | Not used. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| BIT-MAPPED REGISTER S60 |
|------------------------------------------------------------|
| Format | AT [cmds] S60=n [cmds] |
|----------------+-------------------------------------------|
| Default: | 67 |
|----------------+-------------------------------------------|
| Range: | 0 - 255 |
|----------------+-------------------------------------------|
| Description: | Controls auto-retrain, MNP, auto-reliable |
| | time buffering, RI signal, and extended |
| | result codes. |
|------------------------------------------------------------|
| Bit | Value | Function |
|------+-------+---------------------------------------------|
| 0 | 0 | Auto-retrain disabled. |
| | | |
| | í 1 | Auto-retrain enabled. |
|------+-------+---------------------------------------------|
| 1 | 0 | MNP disabled. |
| | | |
| | í 1 | MNP enabled. |
|------+-------+---------------------------------------------|
| 2 | í 0 | Data is discarded during auto-reliable |
| | | time. |
| | 1 | |
| | | Data is buffered during auto-reliable time. |
|------+-------+---------------------------------------------|
| 5 - | 0 | Not used. |
| 3 | | |
|------+-------+---------------------------------------------|
| 6 | 0 | RI signal high during rings, and forced |
| | | high for duration of call. |
| | í 1 | |
| | | RI signal high during rings only. |
|------+-------+---------------------------------------------|
| 7 | í 0 | Extended result codes disabled. |
| | | |
| | 1 | Extended result codes enabled. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| BIT-MAPPED REGISTER S70 |
|------------------------------------------------------------|
| Format | AT [cmds] S70=n [cmds] |
|--------------+---------------------------------------------|
| Default: | 15 |
|--------------+---------------------------------------------|
| Range: | 0 - 15 |
|--------------+---------------------------------------------|
| Description: | Controls connect mode and V.42 negotiation |
| | mode. |
|--------------+---------------------------------------------|
| Bit | Value | Function |
|------+-------+---------------------------------------------|
| 2, | 000 | Normal mode enabled. |
| 1, 0 | | |
| | 001 | Direct mode enabled. |
| | | |
| | 010 | MNP mode only enabled. |
| | | |
| | 011 | MNP mode with fallback to normal mode |
| | | enabled. |
| | 100 | |
| | | V.42 mode only enabled. |
| | 101 | |
| | | V.42 mode with fallback to normal mode |
| | 110 | enabled. |
| | | |
| | í 111 | V.42 mode with fallback to MNP enabled. |
| | | |
| | | V.42 mode with fallback to MNP and normal |
| | | modes enabled. |
|------+-------+---------------------------------------------|
| 3 | 0 | Normal V.42 handshaking enabled. |
| | | |
| | í 1 | Fast V.42 handshaking enabled. |
|------+-------+---------------------------------------------|
| 7 - | 0 | Not used |
| 4 | | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| BIT-MAPPED REGISTER S72 |
|------------------------------------------------------------|
| Format | AT [cmds] S72=n [cmds] |
|--------------+---------------------------------------------|
| Default: | 0 |
|--------------+---------------------------------------------|
| Range: | 0 - 137 |
|--------------+---------------------------------------------|
| Description: | Controls serial port lock, CTS signal, and |
| | auto-callback function. |
|--------------+---------------------------------------------|
| Bit | Value | Function |
|------+-------+---------------------------------------------|
| 0 | í 0 | Serial speed locked. |
| | | |
| | 1 | Serial speed follows connect speed. |
|------+-------+---------------------------------------------|
| 2, 1 | 00 | Not used. |
|------+-------+---------------------------------------------|
| 3 | í 0 | CTS normal. |
| | | |
| | 1 | CTS follows DCD. |
|------+-------+---------------------------------------------|
| 6 - | 0 | Not used. |
| 4 | | |
|------+-------+---------------------------------------------|
| 7 | í 0 | Auto-callback disabled. |
| | | |
| | 1 | Auto-callback enabled. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| BIT-MAPPED REGISTER S82 |
|------------------------------------------------------------|
| Format | AT [cmds] S82=n [cmds] |
|---------------+--------------------------------------------|
| Description: | Controls negotiation status |
|---------------+--------------------------------------------|
| Bit | Value | Function |
|-------+-------+--------------------------------------------|
| 1 - 0 | 0 | Not used |
|-------+-------+--------------------------------------------|
| 3 - 2 | 00 | Extended result codes disabled |
| | | |
| | í 01 | Extended result codes enabled |
| | | |
| | 10 | Display DCE rate |
|-------+-------+--------------------------------------------|
| 7 - 4 | 0 | Not used |
+------------------------------------------------------------+
+------------------------------------------------------------+
| BIT-MAPPED REGISTER S84 |
|------------------------------------------------------------|
| Format | AT [cmds] S84=n [cmds] |
|---------------+--------------------------------------------|
| Description: | Enables/disables key abort |
|---------------+--------------------------------------------|
| Bit | Value | Function |
|-------+-------+--------------------------------------------|
| 0 | í 0 | Key abort enabled |
| | | |
| | 1 | Key abort disabled |
|-------+-------+--------------------------------------------|
| 7 - 1 | 0 | Not used |
+------------------------------------------------------------+
+------------------------------------------------------------+
| BIT-MAPPED REGISTER S95 |
|------------------------------------------------------------|
| Format: | AT [cmds] S95=n [cmds] |
|--------------+---------------------------------------------|
| Range: | 0 - 255 |
|--------------+---------------------------------------------|
| Description: | Controls non-linear coding, pre-emphasis, |
| | shaping, and pre-coding. |
|--------------+---------------------------------------------|
| Bit | Value | Function |
|------+-------+---------------------------------------------|
| 0 | 0 | V.8 answer disabled for modulations below |
| | | V.34. |
| | í 1 | |
| | | V.8 answer enabled for modulations below |
| | | V.34. |
|------+-------+---------------------------------------------|
| 3 - | 0 | Not used. |
| 1 | | |
|------+-------+---------------------------------------------|
| 4 | 0 | Non-linear coding disabled. |
| | | |
| | í 1 | Non-linear coding enabled. |
|------+-------+---------------------------------------------|
| 5 | 0 | Pre-emphasis disabled. |
| | | |
| | í 1 | Pre-emphasis enabled. |
|------+-------+---------------------------------------------|
| 6 | 0 | Constellation shaping disabled. |
| | | |
| | í 1 | Constellation shaping enabled. |
|------+-------+---------------------------------------------|
| 7 | 0 | Pre-coding disabled. |
| | | |
| | í 1 | Pre-coding enabled. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| BIT-MAPPED REGISTER S96 |
|------------------------------------------------------------|
| Format: | AT [cmds] S96=n [cmds] |
|--------------+---------------------------------------------|
| Range: | 0 - 156 |
|--------------+---------------------------------------------|
| Description: | Controls TX level deviation and asymmetric |
| | bit rates. |
|--------------+---------------------------------------------|
| Bit | Value | Function |
|------+-------+---------------------------------------------|
| 4 - | 0 | Not used. |
| 0 | | |
|------+-------+---------------------------------------------|
| 5 | 0 | Asymmetric bit rates disabled. |
| | | |
| | í 1 | Asymmetric bit rates enabled. |
|------+-------+---------------------------------------------|
| 6 | 0 | Not used. |
|------+-------+---------------------------------------------|
| 7 | 0 | TX level deviation disabled. |
| | | |
| | í 1 | TX level deviation enabled. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| BIT-MAPPED REGISTER S97 |
|------------------------------------------------------------|
| Format | AT [cmds] S97=n [cmds] |
|--------------+---------------------------------------------|
| Default: | 0 |
|--------------+---------------------------------------------|
| Range: | 0 - 32 |
|--------------+---------------------------------------------|
| Description: | Controls automatic rate adaption options in |
| | V.34 mode |
|--------------+---------------------------------------------|
| Bit | Value | Function |
|------+-------+---------------------------------------------|
| 0, 1 | 00 | V.34 threshold low (10-6 Bit Error Rate) |
| | | |
| | 01 | V.34 threshold medium (10-4 Bit Error Rate) |
| | | |
| | í 10 | V.34 threshold high (10-2 Bit Error Rate) |
|------+-------+---------------------------------------------|
| 2—7 | 0 | Not used. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| BREAK LENGTH |
|------------------------------------------------------------|
| Type: | Register |
|--------------+---------------------------------------------|
| Format: | AT [cmds] S79=n [cmds] |
|--------------+---------------------------------------------|
| Default: | 35 |
|--------------+---------------------------------------------|
| Range: | 0 - 255 |
|--------------+---------------------------------------------|
| Unit: | 20ms |
|--------------+---------------------------------------------|
| Description: | Sets the length of breaks sent from DCE to |
| | DTE. |
+------------------------------------------------------------+
+----------------------------------------------------------------+
| BREAK TYPE |
|----------------------------------------------------------------|
|Type: |Register |
|------------------+---------------------------------------------|
|Format: |AT [cmds] S59=n [cmds] |
|------------------+---------------------------------------------|
|Description: |Configures action of break signal. |
|----------------------------------------------------------------|
| Command |Break from DTE | Break from | Modem | Break from |
| | | DTE |receives \B |remote modem|
| |Reliable/Normal| | | |
| | mode |Direct mode | | |
|---------+---------------+------------+------------+------------|
| S59=0 |Enter command |Send break |Buffers |Buffers |
| |mode, do not |to remote |cleared and |cleared and |
| |send break to |modem |break sent |break sent |
| |remote modem. |immediately,|to remote |to DTE. |
| | |then enter |modem. | |
| | |command | | |
| | |mode. | | |
|---------+---------------+------------+------------+------------|
| S59=1 |Buffers cleared|Send break |Buffers |Buffers |
| |and break sent |to remote |cleared and |cleared and |
| |to remote |modem |break sent |break sent |
| |modem. |immediately.|to remote |to DTE. |
| | | |modem. | |
|---------+---------------+------------+------------+------------|
| S59=2 |Enter command |Send break |Send break |Send break |
| |mode, do not |to remote |to remote |to DTE |
| |send break to |modem |modem |immediately.|
| |remote modem. |immediately,|immediately.| |
| | |then enter | | |
| | |command | | |
| | |mode. | | |
|---------+---------------+------------+------------+------------|
| S59=3 |Send break to |Send break |Send break |Send break |
| |remote modem |to remote |to remote |to DTE |
| |immediately. |modem |modem |immediately.|
| | |immediately.|immediately.| |
|---------+---------------+------------+------------+------------|
| S59=4 |Enter command |Send break |Send break |Break sent |
| |mode, do not |to remote |to remote |with |
| |send break to |modem |modem with |received |
| |remote modem. |immediately,|transmitted |data to the |
| | |then enter |data. |DTE. |
| | |command | | |
| | |mode. | | |
|---------+---------------+------------+------------+------------|
| í S59=5 |Send break with|Send break |Send break |Break sent |
| |transmitted |to remote |to remote |with |
| |data. |modem |modem with |received |
| | |immediately.|transmitted |data to the |
| | | |data. |DTE. |
+----------------------------------------------------------------+
+------------------------------------------------------------+
| CHARACTER LENGTH AND PARITY |
|------------------------------------------------------------|
| Format | AT [cmds] S61? [cmds] |
|--------------+---------------------------------------------|
| Default: | Read-only |
|--------------+---------------------------------------------|
| Range: | 0 - 56 |
|--------------+---------------------------------------------|
| Description: | Reports current character length and |
| | parity. |
|--------------+---------------------------------------------|
| Bit | Value | Meaning |
|------+-------+---------------------------------------------|
| 2 - | 0 | Not used. |
| 0 | | |
|------+-------+---------------------------------------------|
| 3 | 0 | 7 bit character length set. |
| | | |
| | 1 | 8 bit character length set. |
|------+-------+---------------------------------------------|
| 5, 4 | 00 | MARK parity. |
| | | |
| | 01 | No parity. |
| | | |
| | 10 | Odd parity. |
| | | |
| | 11 | Even parity. |
|------+-------+---------------------------------------------|
| 7, 6 | 0 | Not used. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| COMPRESSION |
|------------------------------------------------------------|
| Type: | Register |
|--------------+---------------------------------------------|
| Format: | AT S56=n |
|--------------+---------------------------------------------|
| Description: | Selects data compression. |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| S56=0 | Data compression disabled. |
|--------------+---------------------------------------------|
| S56=1 | Data compression enabled on transmit only. |
|--------------+---------------------------------------------|
| Í S56=2 | Data compression enabled on receive only. |
|--------------+---------------------------------------------|
| í S56=3 | Data compression enabled. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| COMPRESSION AND ERROR CORRECTION - CURRENT |
|------------------------------------------------------------|
| Type: | Register - read-only |
|--------------+---------------------------------------------|
| Format: | AT [cmds] S71? [cmds] |
|--------------+---------------------------------------------|
| Description: | Reports current compression and error |
| | correction protocols. |
|--------------+---------------------------------------------|
| Value | Meaning |
|--------------+---------------------------------------------|
| 0 | No compression or error correction |
| | protocols active. |
|--------------+---------------------------------------------|
| 1 | Negotiation in progress. |
|--------------+---------------------------------------------|
| 2 | MNP2 active. |
|--------------+---------------------------------------------|
| 3 | MNP3 active. |
|--------------+---------------------------------------------|
| 4 | MNP4 active. |
|--------------+---------------------------------------------|
| 5 | MNP5 active. |
|--------------+---------------------------------------------|
| 6 | V.42 active. |
|--------------+---------------------------------------------|
| 7 | V.42bis active. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CONNECTION SPEED DISPLAY |
|------------------------------------------------------------|
| Type: | Register - read-only |
|--------------+---------------------------------------------|
| Format: | AT [cmds] S67? [cmds] |
|--------------+---------------------------------------------|
| Description: | Reports current connection speed. |
|--------------+---------------------------------------------|
| Value | Meaning |
|--------------+---------------------------------------------|
| 1 | 300bps |
|--------------+---------------------------------------------|
| 3 | 1200bps |
|--------------+---------------------------------------------|
| 4 | 2400bps |
|--------------+---------------------------------------------|
| 5 | 4800bps |
|--------------+---------------------------------------------|
| 6 | 7200bps |
|--------------+---------------------------------------------|
| 7 | 9600bps uncoded |
|--------------+---------------------------------------------|
| 8 | 9600bps trellis |
|--------------+---------------------------------------------|
| 9 | 12.0Kbps |
|--------------+---------------------------------------------|
| 10 | 14.4Kbps |
|--------------+---------------------------------------------|
| 11 | 16.8Kbps |
|--------------+---------------------------------------------|
| 12 | 19.2Kbps |
|--------------+---------------------------------------------|
| 13 | 21.6Kbps |
|--------------+---------------------------------------------|
| 14 | 24.0Kbps |
|--------------+---------------------------------------------|
| 15 | 26.4Kbps |
|--------------+---------------------------------------------|
| 16 | 28.8Kbps |
|--------------+---------------------------------------------|
| 17 | 31.2Kbps |
|--------------+---------------------------------------------|
| 18 | 33.6Kbps |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CONNECTION SPEED LOWER LIMIT |
|------------------------------------------------------------|
| Type: | Register |
|--------------+---------------------------------------------|
| Format: | AT [cmds] S81=n [cmds] |
|--------------+---------------------------------------------|
| Description: | Sets minimum allowed connection speed. |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| S81=0 | No minimum speed. |
|--------------+---------------------------------------------|
| í S81=1 | No minimum speed. |
|--------------+---------------------------------------------|
| S81=2 | 1200bps |
|--------------+---------------------------------------------|
| S81=3 | 2400bps |
|--------------+---------------------------------------------|
| S81=4 | 4800bps |
|--------------+---------------------------------------------|
| S81=5 | 9600bps uncoded |
|--------------+---------------------------------------------|
| S81=6 | 9600bps trellis |
|--------------+---------------------------------------------|
| S81=7 | 12.0Kbps |
|--------------+---------------------------------------------|
| S81=8 | 14.4Kbps |
|--------------+---------------------------------------------|
| S81=9 | 600bps |
|--------------+---------------------------------------------|
| S81=11 | 16.8Kbps |
|--------------+---------------------------------------------|
| S81=12 | 19.2Kbps |
|--------------+---------------------------------------------|
| S81=13 | 21.6Kbps |
|--------------+---------------------------------------------|
| S81=14 | 24.0Kbps |
|--------------+---------------------------------------------|
| S81=15 | 26.4Kbps |
|--------------+---------------------------------------------|
| S81=16 | 28.8Kbps |
|--------------+---------------------------------------------|
| S81=17 | 31.2Kbps |
|--------------+---------------------------------------------|
| S81=18 | 33.6Kbps |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CONNECTION SPEED UPPER LIMIT |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] S69=n [cmds] |
|--------------+---------------------------------------------|
| Description: | Sets maximum allowed connection speed. |
|--------------+---------------------------------------------|
| Value | Function |
|--------------+---------------------------------------------|
| 0 | Rate selected by register S80 |
|--------------+---------------------------------------------|
| 1 | 300bps |
|--------------+---------------------------------------------|
| 3 | 1200bps |
|--------------+---------------------------------------------|
| 4 | 2400bps |
|--------------+---------------------------------------------|
| 5 | 4800bps |
|--------------+---------------------------------------------|
| 6 | 7200bps |
|--------------+---------------------------------------------|
| 7 | 9600bps uncoded |
|--------------+---------------------------------------------|
| 8 | 9600bps trellis |
|--------------+---------------------------------------------|
| 9 | 12.0Kbps |
|--------------+---------------------------------------------|
| 10 | 14.4Kbps |
|--------------+---------------------------------------------|
| 11 | 16.8Kbps |
|--------------+---------------------------------------------|
| 12 | 19.2Kbps |
|--------------+---------------------------------------------|
| 13 | 21.6Kbps |
|--------------+---------------------------------------------|
| 14 | 24.0Kbps |
|--------------+---------------------------------------------|
| 15 | 26.4Kbps |
|--------------+---------------------------------------------|
| 16 | 28.8Kbps |
|--------------+---------------------------------------------|
| 17 | 31.2Kbps |
|--------------+---------------------------------------------|
| í 18 | 33.6Kbps |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DIAL BACKUP TIMER |
|------------------------------------------------------------|
| Type: | Register |
|--------------+---------------------------------------------|
| Format | AT [cmds] S28=n [cmds] |
|--------------+---------------------------------------------|
| Range: | 0-255 |
|--------------+---------------------------------------------|
| Default: | 15 |
|--------------+---------------------------------------------|
| Unit: | 1 minute |
|--------------+---------------------------------------------|
| Description: | Specifies the amount of time the modem will |
| | remain in dial backup mode before retrying |
| | leased line mode. S28=0 disables timer |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DISCONNECT BUFFER DELAY |
|------------------------------------------------------------|
| Type: | Register |
|--------------+---------------------------------------------|
| Format: | AT [cmds] S62=n [cmds] |
|--------------+---------------------------------------------|
| Default: | 0 |
|--------------+---------------------------------------------|
| Range: | 0-255 |
|--------------+---------------------------------------------|
| Unit: | 1 second |
|--------------+---------------------------------------------|
| Description: | Configures how long the modem will wait to |
| | disconnect if there is data in the transmit |
| | or receive buffers. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DTR IGNORE TIME ON CONNECT |
|------------------------------------------------------------|
| Type: | Register |
|--------------+---------------------------------------------|
| Format | AT [cmds] S25=n [cmds] |
|--------------+---------------------------------------------|
| Range: | 0-255 |
|--------------+---------------------------------------------|
| Default: | 5 |
|--------------+---------------------------------------------|
| Unit: | 10ms |
|--------------+---------------------------------------------|
| Description: | Sets the time the modem will ignore a low |
| | DTR after a connection |
+------------------------------------------------------------+
+------------------------------------------------------------+
| FLOW CONTROL CHARACTER - XOFF FROM TERMINAL |
|------------------------------------------------------------|
| Type: | Register |
|--------------+---------------------------------------------|
| Format: | AT [cmds] S45=n [cmds] |
|--------------+---------------------------------------------|
| Default: | 19 |
|--------------+---------------------------------------------|
| Range: | 0-127 |
|--------------+---------------------------------------------|
| Unit: | ASCII |
|--------------+---------------------------------------------|
| Description: | Sets the character the terminal sends to |
| | represent XOFF. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| FLOW CONTROL CHARACTER - XOFF TO TERMINAL |
|------------------------------------------------------------|
| Type: | Register |
|--------------+---------------------------------------------|
| Format: | AT [cmds] S50=n [cmds] |
|--------------+---------------------------------------------|
| Default: | 19 |
|--------------+---------------------------------------------|
| Range: | 0-127 |
|--------------+---------------------------------------------|
| Unit: | ASCII |
|--------------+---------------------------------------------|
| Description: | Sets the character the modem sends to |
| | represent XOFF. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| FLOW CONTROL CHARACTER - XON FROM TERMINAL |
|------------------------------------------------------------|
| Type: | Register |
|--------------+---------------------------------------------|
| Format: | AT [cmds] S44=n [cmds] |
|--------------+---------------------------------------------|
| Default: | 17 |
|--------------+---------------------------------------------|
| Range: | 0-127 |
|--------------+---------------------------------------------|
| Unit: | ASCII |
|--------------+---------------------------------------------|
| Description: | Sets the character the terminal sends to |
| | represent XON. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| FLOW CONTROL CHARACTER - XON TO TERMINAL |
|------------------------------------------------------------|
| Type: | Register |
|--------------+---------------------------------------------|
| Format: | AT [cmds] S49=n [cmds] |
|--------------+---------------------------------------------|
| Default: | 17 |
|--------------+---------------------------------------------|
| Range: | 0-127 |
|--------------+---------------------------------------------|
| Unit: | ASCII |
|--------------+---------------------------------------------|
| Description: | Sets the character the modem sends to |
| | represent XON. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| FLOW CONTROL MODE |
|------------------------------------------------------------|
| Format | AT [cmds] S54=n [cmds] |
|--------------+---------------------------------------------|
| Default: | 33 |
|--------------+---------------------------------------------|
| Range: | 0 - 123 |
|--------------+---------------------------------------------|
| Description: | Controls flow control type and |
| | pass-through. |
|--------------+---------------------------------------------|
| Bit | Value | Function |
|------+-------+---------------------------------------------|
| 1, 0 | 00 | Flow control disabled. |
| | | |
| | 01 | Bidirectional XON/XOFF flow control |
| | | enabled. |
| | 10 | |
| | | CTS flow control by DCE enabled. |
| | í 11 | |
| | | Bidirectional CTS/RTS flow control enabled. |
|------+-------+---------------------------------------------|
| 2 | 0 | Not used. |
|------+-------+---------------------------------------------|
| 3 | í 0 | Flow control disabled. |
| | | |
| | 1 | Flow control enabled. |
|------+-------+---------------------------------------------|
| 4 | í 0 | XON/XOFF signals trapped by local modem. |
| | | |
| | 1 | XON/XOFF passed through local modem. |
|------+-------+---------------------------------------------|
| 6, 5 | 00 | Flow control by DCE disabled. |
| | | |
| | 01 | XON/XOFF flow control by DCE enabled. |
| | | |
| | 10 | RTS flow control by DCE enabled. |
| | | |
| | 11 | RTS flow control by DCE enabled. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| INACTIVITY TIMER |
|------------------------------------------------------------|
| Type: | Register |
|--------------+---------------------------------------------|
| Format: | AT [cmds] S58=n [cmds] |
|--------------+---------------------------------------------|
| Default: | 0 |
|--------------+---------------------------------------------|
| Range: | 0-255 |
|--------------+---------------------------------------------|
| Unit: | 1 minute |
|--------------+---------------------------------------------|
| Description: | Sets the length of time the modem does not |
| | receive information before it disconnects. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| LEASED LINE BACKUP NUMBER |
|------------------------------------------------------------|
| Type: | Register |
|--------------+---------------------------------------------|
| Format: | AT [cmds] S35=n [cmds] |
|--------------+---------------------------------------------|
| Description: | Sets the stored number the modem will dial |
| | for DTR dialing and leased-line backup. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| LOCAL SERIAL PORT SPEED DISPLAY |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] S80=n [cmds] |
|--------------+---------------------------------------------|
| Description: | Reports the current serial port speed. |
|--------------+---------------------------------------------|
| Value | Meaning |
|--------------+---------------------------------------------|
| 1 | 300bps |
|--------------+---------------------------------------------|
| 2 | 600bps |
|--------------+---------------------------------------------|
| 3 | 1200bps |
|--------------+---------------------------------------------|
| 4 | 2400bps |
|--------------+---------------------------------------------|
| 5 | 4800bps |
|--------------+---------------------------------------------|
| 6 | 7200bps |
|--------------+---------------------------------------------|
| 7 | 9600bps |
|--------------+---------------------------------------------|
| 8 | 12.0Kbps |
|--------------+---------------------------------------------|
| 9 | 14.4Kbps |
|--------------+---------------------------------------------|
| 10 | 16.8Kbps |
|--------------+---------------------------------------------|
| 11 | 19.2Kbps |
|--------------+---------------------------------------------|
| 12 | 21.6Kbps |
|--------------+---------------------------------------------|
| 13 | 24.0Kbps |
|--------------+---------------------------------------------|
| 14 | 26.4Kbps |
|--------------+---------------------------------------------|
| 15 | 28.8Kbps |
|--------------+---------------------------------------------|
| 16 | 31.2Kbps |
|--------------+---------------------------------------------|
| 17 | 33.6Kbps |
|--------------+---------------------------------------------|
| 18 | 38.4Kbps |
|--------------+---------------------------------------------|
| 19 | 57.6Kbps |
|--------------+---------------------------------------------|
| 20 | 115.2Kbps |
+------------------------------------------------------------+
+------------------------------------------------------------+
| MAXIMUM BLOCK SIZE FOR TRANSMISSION |
|------------------------------------------------------------|
| Type: | Register |
|--------------+---------------------------------------------|
| Format: | AT [cmds] S63=n [cmds] |
|--------------+---------------------------------------------|
| Description: | Sets the maximum transmittable block size. |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| S63=0 | MNP block size is 64 characters. |
|--------------+---------------------------------------------|
| S63=1 | MNP block size is 128 characters. |
|--------------+---------------------------------------------|
| S63=2 | MNP block size is 192 characters. |
|--------------+---------------------------------------------|
| í S63=3 | MNP block size is 256 characters. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| MODULATION PROTOCOL |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] S88=n [cmds] |
|--------------+---------------------------------------------|
| Description: | Selects the protocol to use on the next |
| | connection. |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| í S88=0 | Auto-detect fastest protocol |
|--------------+---------------------------------------------|
| S88=1 | V.21 |
|--------------+---------------------------------------------|
| S88=2 | Bell 103 |
|--------------+---------------------------------------------|
| S88=4 | Bell 212/A |
|--------------+---------------------------------------------|
| S88=5 | V.22bis |
|--------------+---------------------------------------------|
| S88=6 | V.27 (leased line only) |
|--------------+---------------------------------------------|
| S88=8 | V.29 (leased line only) |
|--------------+---------------------------------------------|
| S88=10 | V.33bis (leased line only) |
|--------------+---------------------------------------------|
| S88=11 | V.32bis |
|--------------+---------------------------------------------|
| S88=12 | V.34. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| MODULATION PROTOCOL DISPLAY |
|------------------------------------------------------------|
| Type: | Register - read-only |
|--------------+---------------------------------------------|
| Format: | AT [cmds] S91? [cmds] |
|--------------+---------------------------------------------|
| Description: | Returns a value indicating the current |
| | protocol. |
|--------------+---------------------------------------------|
| Value | Meaning |
|--------------+---------------------------------------------|
| 1 | V.21 |
|--------------+---------------------------------------------|
| 2 | Bell 103 |
|--------------+---------------------------------------------|
| 4 | Bell 212/A |
|--------------+---------------------------------------------|
| 5 | V.22bis |
|--------------+---------------------------------------------|
| 6 | V.27 (leased line only) |
|--------------+---------------------------------------------|
| 8 | V.29 (leased line only) |
|--------------+---------------------------------------------|
| 10 | V.33bis (leased line only) |
|--------------+---------------------------------------------|
| 11 | V.32bis |
|--------------+---------------------------------------------|
| 12 | V.34. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| REMOTE CONFIGURATION ESCAPE CHARACTER |
|------------------------------------------------------------|
| Type: | Register |
|--------------+---------------------------------------------|
| Format | AT [cmds] S41=n [cmds] |
|--------------+---------------------------------------------|
| Range: | 0-255 |
|--------------+---------------------------------------------|
| Default: | 61 |
|--------------+---------------------------------------------|
| Unit: | ASCII |
|--------------+---------------------------------------------|
| Description: | Selects the escape character for remote |
| | configuration |
+------------------------------------------------------------+
+------------------------------------------------------------+
| REMOTE CONFIGURATION GUARD TIME |
|------------------------------------------------------------|
| Type: | Register |
|--------------+---------------------------------------------|
| Format | AT [cmds] S42=n [cmds] |
|--------------+---------------------------------------------|
| Range: | 0-255 |
|--------------+---------------------------------------------|
| Default: | 50 |
|--------------+---------------------------------------------|
| Unit: | 20ms |
|--------------+---------------------------------------------|
| Description: | Selects the guard time for remote |
| | configuration |
+------------------------------------------------------------+
+------------------------------------------------------------+
| RTS TO CTS DELAY |
|------------------------------------------------------------|
| Type: | Register |
|--------------+---------------------------------------------|
| Format | AT [cmds] S26=n [cmds] |
|--------------+---------------------------------------------|
| Range: | 0 - 255 |
|--------------+---------------------------------------------|
| Unit: | 10ms |
|--------------+---------------------------------------------|
| Description: | Sets the duration of delay for CTS to |
| | respond to RTS status change |
+------------------------------------------------------------+
+------------------------------------------------------------+
| SECURITY - AUTO-CALLBACK DELAY |
|------------------------------------------------------------|
| Type: | Register |
|--------------+---------------------------------------------|
| Format: | AT [cmds] S78=n [cmds] |
|--------------+---------------------------------------------|
| Default: | 30 |
|--------------+---------------------------------------------|
| Range: | 0-255 |
|--------------+---------------------------------------------|
| Unit: | 1 second |
|--------------+---------------------------------------------|
| Description: | Configures how long the modem will wait to |
| | execute the auto-callback sequence after an |
| | incoming call is detected. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| SECURITY - CALLBACK DELAY |
|------------------------------------------------------------|
| Type: | Register |
|--------------+---------------------------------------------|
| Format: | AT [cmds] S74=n [cmds] |
|--------------+---------------------------------------------|
| Default: | 15 |
|--------------+---------------------------------------------|
| Range: | 0-255 |
|--------------+---------------------------------------------|
| Unit: | 1 second |
|--------------+---------------------------------------------|
| Description: | Determines how long the modem will wait to |
| | execute a callback sequence after the user |
| | has disconnected. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| SECURITY - CALLBACK RETRY |
|------------------------------------------------------------|
| Type: | Register |
|--------------+---------------------------------------------|
| Format: | AT [cmds] S75=n [cmds] |
|--------------+---------------------------------------------|
| Default: | 0 |
|--------------+---------------------------------------------|
| Range: | 0-255 |
|--------------+---------------------------------------------|
| Unit: | 1 redial |
|--------------+---------------------------------------------|
| Description: | Sets how many times the modem will attempt |
| | to execute a callback if the first call |
| | fails. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| SECURITY - CALLBACK RETRY DELAY |
|------------------------------------------------------------|
| Type: | Register |
|--------------+---------------------------------------------|
| Format: | AT [cmds] S76=n [cmds] |
|--------------+---------------------------------------------|
| Default: | 15 |
|--------------+---------------------------------------------|
| Range: | 0-255 |
|--------------+---------------------------------------------|
| Unit: | 1 second |
|--------------+---------------------------------------------|
| Description: | Configures how long the modem will wait to |
| | execute another callback sequence after one |
| | has failed. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| SECURITY - FAILED LOGIN ATTEMPT MAXIMUM |
|------------------------------------------------------------|
| Type: | Register |
|--------------+---------------------------------------------|
| Format: | AT [cmds] S77=n [cmds] |
|--------------+---------------------------------------------|
| Default: | 0 |
|--------------+---------------------------------------------|
| Range: | 0-255 |
|--------------+---------------------------------------------|
| Unit: | 1 attempt |
|--------------+---------------------------------------------|
| Description: | Sets the maximum number of failed logins |
| | the modem will accept until it disconnects. |
| | S77=0 disables |
+------------------------------------------------------------+
+------------------------------------------------------------+
| SECURITY - PASSWORD TIME |
|------------------------------------------------------------|
| Type: | Register |
|--------------+---------------------------------------------|
| Format: | AT [cmds] S73=n [cmds] |
|--------------+---------------------------------------------|
| Default: | 0 |
|--------------+---------------------------------------------|
| Range: | 0-255 |
|--------------+---------------------------------------------|
| Unit: | 1 second |
|--------------+---------------------------------------------|
| Description: | Determines how long the modem will wait for |
| | a password when in secure mode. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| TEST MODES |
|------------------------------------------------------------|
| Format | AT [cmds] S34=n [cmds] |
|--------------+---------------------------------------------|
| Default: | 0 |
|--------------+---------------------------------------------|
| Range: | 0 - 15 |
|--------------+---------------------------------------------|
| Description: | Initiates and controls loopback test |
| | options. |
|--------------+---------------------------------------------|
| Bit | Value | Function |
|------+-------+---------------------------------------------|
| 0 | 0 | Not used. |
|------+-------+---------------------------------------------|
| 1 | í 0 | End bidirectional local digital loopback |
| | | test. |
| | 1 | |
| | | Begin bidirectional local digital loopback |
| | | test. |
|------+-------+---------------------------------------------|
| 2 | í 0 | Pin 18 ignored |
| | | |
| | 1 | Pin 18 toggle initiates local analog |
| | | loopback test. |
|------+-------+---------------------------------------------|
| 3 | í 0 | Pin 21 ignored |
| | | |
| | 1 | Pin 21 toggle initiates remote digital |
| | | loopback test. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| TRANSMISSION LEVEL - DIAL LINE |
|------------------------------------------------------------|
| Type | Register or Configuration |
|-------------+----------------------------------------------|
| Format | AT [cmds] S51=n [cmds] |
|-------------+----------------------------------------------|
| Range | 9-30 |
|-------------+----------------------------------------------|
| Unit | -1 dBm |
|-------------+----------------------------------------------|
| Description | Sets the signal level for dial line |
| | transmissions |
+------------------------------------------------------------+
+------------------------------------------------------------+
| TRANSMISSION LEVEL - LEASED-LINE |
|------------------------------------------------------------|
| Type | Register or Configuration |
|-------------+----------------------------------------------|
| Format | AT [cmds] S52=n [cmds] |
|-------------+----------------------------------------------|
| Range | 0-30 |
|-------------+----------------------------------------------|
| Unit | -1 dBm |
|-------------+----------------------------------------------|
| Description | Sets the signal level for transmission over |
| | leased-lines |
+------------------------------------------------------------+
+------------------------------------------------------------+
| V.25bis OPTIONS |
|------------------------------------------------------------|
| Format | AT [cmds] S30=n [cmds] |
|--------------+---------------------------------------------|
| Default: | 0 |
|--------------+---------------------------------------------|
| Range: | 0 - 255 |
|--------------+---------------------------------------------|
| Description: | Controls V.25bis character set, VAL |
| | response, NRZ/NRZI, and communications |
| | mode. |
|--------------+---------------------------------------------|
| Bit | Value | Function |
|------+-------+---------------------------------------------|
| 0 | 0 | Not used. |
|------+-------+---------------------------------------------|
| 1 | í 0 | Use ASCII character set. |
| | | |
| | 1 | Use EBCDIC character set. |
|------+-------+---------------------------------------------|
| 2 | í 0 | VAL response enabled. |
| | | |
| | 1 | VAL response disabled. |
|------+-------+---------------------------------------------|
| 4, 3 | 00 | Not used. |
|------+-------+---------------------------------------------|
| 5 | í 0 | Use NRZ mode. |
| | | |
| | 1 | Use NRZI mode. |
|------+-------+---------------------------------------------|
| 7, 6 | í 00 | V.25bis command set disabled. |
| | | |
| | 01 | V.25bis bisynchronous command, synchronous |
| | | connect mode. |
| | 10 | |
| | | V.25bis SDLC command, synchronous connect |
| | 11 | mode. |
| | | |
| | | V.25bis asynchronous command, synchronous |
| | | connect mode. |
+------------------------------------------------------------+