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# DIGICOM SPA
SNT08/T
Card Type ISDN, Modem
Chip Set Unidentified
I/O Options Power, ISDN interface via RJ-45
connector, RJ-11 analog port,
25-pin serial port
ISDN Rate 64Kbps x 2
Maximum Modem Rate 33.6Kbps
Maximum Fax Rate 14.4Kbps
ISDN Modulation V.110, V.120
Protocol
Data Modulation Bell 103J/212A,
Protocol
ITU-T V.21, V.22, V.22bis,V.23, V.32,
V.32bis, V.34, V.FC
Fax Modulation V.17, V.29, V.27ter
Protocol
Error MNP10, MNP5, V.42, V.42bis
Correction/Compression
Fax Class Class I
Data Bus External
(IMG) IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Function | Label | Function | Label |
|------------------------------------------------------------|
| Power | CN1 | Line out | CN4 |
| | | (RJ-11) | |
|-------------------------------+---------+------------+-----|
| 25-pin serial port | CN2 | Power | SW1 |
| | | switch | |
|-------------------------------+---------+------------+-----|
| ISDN interface (RJ-45 | CN3 | | |
| connector) | | | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| USER CONFIGURABLE SETTINGS |
|------------------------------------------------------------|
| Setting | Label | Position |
|-----------------------------------------+-------+----------|
| í Transmission channel in high | U1 | Open |
| impedence mode | | |
|-----------------------------------------+-------+----------|
| Transmit termination set to 100Ohm | U1 | Closed |
|-----------------------------------------+-------+----------|
| í Receive channel in high impedence | U2 | Open |
| mode | | |
|-----------------------------------------+-------+----------|
| Receive termination set to 100Ohm | U2 | Closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| PORT INTERFACE SELECTION |
|------------------------------------------------------------|
| Setting | U13 | U14 | U15 | U16 | U17 | U18 | U19 |
|------------+------+------+------+------+------+------+-----|
| í | 1 & | 1 & | 1 & | 1 & | 1 & | 1 & | 1 & |
| V.24/V.28 | 2 | 2 | 2 | 2 | 2 | 2 | 2 |
| interface | | | | | | | |
|------------+------+------+------+------+------+------+-----|
| V.35 | 2 & | 2 & | 2 & | 2 & | 2 & | 2 & | 2 & |
| interface | 3 | 3 | 3 | 3 | 3 | 3 | 3 |
|------------------------------------------------------------|
| Note: Pins designated are in the closed position |
+------------------------------------------------------------+
+------------------------------------------------------------+
| POWER ON CONFIGURATION |
|------------------------------------------------------------|
| Setting | DS1/1 | DS1/2 | DS1/3 | DS1/4 |
|-------------------------+--------+--------+--------+-------|
| í Unidentified | Off | Off | Off | Off |
|-------------------------+--------+--------+--------+-------|
| Factory configuration 0 | Off | Off | On | Off |
|-------------------------+--------+--------+--------+-------|
| Factory configuration 1 | On | Off | On | Off |
|-------------------------+--------+--------+--------+-------|
| Factory configuration 2 | Off | On | On | Off |
|-------------------------+--------+--------+--------+-------|
| Factory configuration 3 | On | On | On | Off |
|-------------------------+--------+--------+--------+-------|
| Asynchronous V25bis | Off | Off | Off | On |
|-------------------------+--------+--------+--------+-------|
| Synchronous V25bis | Off | Off | On | On |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DIAGNOSTIC LED(S) |
|------------------------------------------------------------|
| LED | Color | Status | Condition |
|-----+-------+----------+-----------------------------------|
| PWR | Green | On | Power is on |
|-----+-------+----------+-----------------------------------|
| PWR | Green | Off | Power is off |
|-----+-------+----------+-----------------------------------|
| TST | Red | On | Unit is conducting a test |
|-----+-------+----------+-----------------------------------|
| TST | Red | Blinking | Error detected during self test |
|-----+-------+----------+-----------------------------------|
| TST | Red | Off | Unit not conducting a test |
|-----+-------+----------+-----------------------------------|
| MDC | Red | On | DTE interface connected to |
| | | | modem/fax |
|-----+-------+----------+-----------------------------------|
| MDC | Red | Off | DTE interface connected to the TA |
|-----+-------+----------+-----------------------------------|
| B1 | Red | On | B1 channel in use |
|-----+-------+----------+-----------------------------------|
| B1 | Red | Off | B1 channel inactive |
|-----+-------+----------+-----------------------------------|
| B1 | Red | Blinking | B1 channel busy |
|-----+-------+----------+-----------------------------------|
| B2 | Red | On | B2 channel in use |
|-----+-------+----------+-----------------------------------|
| B2 | Red | Off | B2 channel inactive |
|-----+-------+----------+-----------------------------------|
| B2 | Red | Blinking | B2 channel busy |
|-----+-------+----------+-----------------------------------|
| DSR | Red | On | Terminal Adapter is ready |
|-----+-------+----------+-----------------------------------|
| DSR | Red | Off | Terminal Adapter not ready |
|-----+-------+----------+-----------------------------------|
| DTR | Red | On | Computer is ready |
|-----+-------+----------+-----------------------------------|
| DTR | Red | Off | Computer is not ready |
|-----+-------+----------+-----------------------------------|
| TD | Red | On | Modem is transmitting data |
|-----+-------+----------+-----------------------------------|
| TD | Red | Off | Modem is not transmitting data |
|-----+-------+----------+-----------------------------------|
| CTS | Red | On | CTS signal is high. TA ready to |
| | | | send data |
|-----+-------+----------+-----------------------------------|
| CTS | Red | Off | CTS signal is low |
|-----+-------+----------+-----------------------------------|
| RD | Red | On | Modem is receiving data |
|-----+-------+----------+-----------------------------------|
| RD | Red | Off | Modem is not receiving data |
|-----+-------+----------+-----------------------------------|
| DCD | Red | On | Data carrier present |
|-----+-------+----------+-----------------------------------|
| DCD | Red | Off | Data carrier not present. |
| | | | Connection not established |
+------------------------------------------------------------+
+---------------------------------------------------------+
| SUPPORTED COMMAND SET (DIGITAL) |
|---------------------------------------------------------|
| Basic AT Commands |
|---------------------------------------------------------|
| AT, A/ |
|---------------------------------------------------------|
| E, Q, V, W |
|---------------------------------------------------------|
| &C, &R, &Z |
|---------------------------------------------------------|
| S Registers |
|---------------------------------------------------------|
| S3, S4, S12, S25, S26 |
|---------------------------------------------------------|
| |
|---------------------------------------------------------|
| Note: See MHI Help File for full command documentation. |
+---------------------------------------------------------+
+------------------------------------------------------------+
| SUPPORTED COMMAND SET (ANALOG) |
|------------------------------------------------------------|
| Basic AT Commands |
|------------------------------------------------------------|
| AT, A/ |
|------------------------------------------------------------|
| A, E, H, L, M, O, Q, V, W, X, Y, Z |
|------------------------------------------------------------|
| &C, &M, &Q, &R, &T, &V, &W, &X, &Y, &Z |
|------------------------------------------------------------|
| Extended AT commands |
|------------------------------------------------------------|
| \A, \B, \G, \K, \N |
|------------------------------------------------------------|
| %C, %E, %L |
|------------------------------------------------------------|
| S Registers |
|------------------------------------------------------------|
| S0, S1, S2, S3, S4, S5, S6 ,S7, S8, S9, S10, S12, S18, |
| S25, S26, S30, S32, S33, S95 |
|------------------------------------------------------------|
| Special commands |
|------------------------------------------------------------|
| +MS, )M |
|------------------------------------------------------------|
| V.25bis commands |
|------------------------------------------------------------|
| CIC, CRN, CRS, DIC, PRN |
|------------------------------------------------------------|
| |
|------------------------------------------------------------|
| Note: See MHI Help File for full command documentation. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DIGITAL OR ANALOG MODEM SELECTION |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] $Mn [cmds] |
|--------------+---------------------------------------------|
| Description: | Selects digital or analog for preliminary |
| | setup |
|--------------+---------------------------------------------|
| Note: | If the call is being made using the digital |
| | section, the remote user is ISDN. If the |
| | call is being made using the analog |
| | section, the remote user is PSTN |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| $M0 | Computer serial interface is connected to |
| | the digital modem section |
|--------------+---------------------------------------------|
| $M1 | Computer serial interface is connected to |
| | the analog modem section |
+------------------------------------------------------------+
PROPRIETARY AT COMMAND SET (DIGITAL)
+------------------------------------------------------------+
| AUTO-MODE DETECTION |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] Nn [cmds] |
|--------------+---------------------------------------------|
| Description: | Selects various options for the automatic |
| | detection and negotiation of protocols |
| | during the handshake process if the modem |
| | is communicating with a remote modem of |
| | dissimilar speed. |
|--------------+---------------------------------------------|
| Command | Asynchronous Mode | Synchronous Mode |
|--------------+-----------------------+---------------------|
| N0 | If the DTE interface | If the DTE |
| | is equal or more than | interface is equal |
| | 38.4Kbps and S37=255, | or more than |
| | the connection is | 115.2Kbps and |
| | active at 38.4Kbps. | S37=255, the |
| | Otherwise, connection | connection is |
| | is established at | active at 64Kbps in |
| | speed selected by | transparent mode. |
| | S37. | Otherwise, |
| | | connection is |
| | | established at |
| | | speed selected by |
| | | S37. |
|--------------+-----------------------+---------------------|
| í N1 | Line connection speed | Line connection |
| | starts at 19.2Kbps | speed starts at |
| | and follows DTE | 48Kbps V.110 and |
| | interface. | follows DTE |
| | | interface. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| COMMUNICATIONS MODE |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] &Mn [cmds] |
|--------------+---------------------------------------------|
| Description: | Selects communications mode options |
|--------------+---------------------------------------------|
| Command | Mode |
|--------------+---------------------------------------------|
| &M0 | Buffered asynchronous mode |
|--------------+---------------------------------------------|
| &M1 | Asynchronous off-line command mode and |
| | synchronous connect mode. |
|--------------+---------------------------------------------|
| &M2 | Asynchronous off-line command mode. Modem |
| | autodials first number in directory, then |
| | synchronous connect mode. |
|--------------+---------------------------------------------|
| &M4 | Direct mode (V.110) |
+------------------------------------------------------------+
+------------------------------------------------------------+
| COMMUNICATIONS MODE |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] &Qn [cmds] |
|--------------+---------------------------------------------|
| Description: | Selects communications mode options |
|--------------+---------------------------------------------|
| Command | Mode |
|--------------+---------------------------------------------|
| &Q0 | Buffered asynchronous mode |
|--------------+---------------------------------------------|
| &Q1 | Asynchronous off-line command mode and |
| | synchronous connect mode |
|--------------+---------------------------------------------|
| &Q2 | Asynchronous off-line command mode, Modem |
| | autodials first number in directory, then |
| | synchronous connect mode. |
|--------------+---------------------------------------------|
| &Q4 | Direct mode (V.110) |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CONFIGURATION PROFILES |
|------------------------------------------------------------|
| Type: | Immediate |
|--------------+---------------------------------------------|
| Format: | AT [cmds] &V [cmds] |
|--------------+---------------------------------------------|
| Description: | Displays active and stored configuration |
| | profiles |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| &V0 | Displays the active profile, the 0 and 1st |
| | user configuration and the first four |
| | stored numbers |
|--------------+---------------------------------------------|
| &V1 | Displays the 2nd and 3rd user configuration |
|--------------+---------------------------------------------|
| &V2 | Displays every stored phone number |
|--------------+---------------------------------------------|
| &V3 | Displays the supplementary services profile |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DATA COMPRESSION |
|------------------------------------------------------------|
| Type: | Immediate |
|--------------+---------------------------------------------|
| Format: | AT [cmds] &Un |
|--------------+---------------------------------------------|
| Description: | Selects data compression |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| í &U0 | Data compression disabled |
|--------------+---------------------------------------------|
| &U1 | Error corrected data compression enabled |
| | (V.120) |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DATA SET READY (DSR) |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] &Sn [cmds] |
|--------------+---------------------------------------------|
| Description: | Selects DSR options |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| í &S0 | DSR forced high |
|--------------+---------------------------------------------|
| &S1 | DSR high only while modem is handshaking or |
| | connected |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DATA TERMINAL READY (DTR) |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] &Dn [cmds] |
|--------------+---------------------------------------------|
| Description: | Selects modem response to DTR |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| í&D0 | DTR override |
|--------------+---------------------------------------------|
| &D1 | DTR toggle causes online command mode |
|--------------+---------------------------------------------|
| &D2 | Normal DTR operations |
|--------------+---------------------------------------------|
| &D3 | Resets on receipt of DTR |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DIAL |
|------------------------------------------------------------|
| Type: | Immediate |
|--------------+---------------------------------------------|
| Format: | AT [cmds] D<#> [cmds] |
|--------------+---------------------------------------------|
| Description: | Dials telephone number according to any |
| | modifiers included in the string |
|--------------+---------------------------------------------|
| Note: | Any combination of modifiers can be used to |
| | produce the desired dial functions in |
| | sequence. |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| DS=n | Dial stored telephone number n (0-19) |
|--------------+---------------------------------------------|
| DT | Call is switched to digital interface |
|--------------+---------------------------------------------|
| DP | Call is switched to analog interface |
+------------------------------------------------------------+
+------------------------------------------------------------+
| FACTORY DEFAULT PROFILE |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] &F [cmds] |
|--------------+---------------------------------------------|
| Description: | Sets values in active profile to values |
| | found in the default profile |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| &F0 | Load active profile the factory profile 0 |
|--------------+---------------------------------------------|
| &F1 | Load active profile the factory profile 1 |
|--------------+---------------------------------------------|
| &F2 | Load active profile the factory profile 2 |
|--------------+---------------------------------------------|
| &F3 | Load active profile the factory profile 3 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| FLOW CONTROL |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] &Kn [cmds] |
|--------------+---------------------------------------------|
| Description: | Enables flow control options |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| &K0 | Flow control disabled |
|--------------+---------------------------------------------|
| &K3 | RTS/CTS flow control enabled |
|--------------+---------------------------------------------|
| &K4 | XON/XOFF flow control enabled. Modem does |
| | not transmit XON/XOFF characters received |
| | from computer to remote |
|--------------+---------------------------------------------|
| &K8 | Unidirectional XON/XOFF flow control |
| | enabled |
|--------------+---------------------------------------------|
| &K12 | XON/XOFF flow control enabled. Modem |
| | transmits XON/XOFF characters received from |
| | computer to remote |
|--------------+---------------------------------------------|
| &K16 | V.110 XON/XOFF flow control enabled. Flow |
| | control between local and remote modems |
| | only. Flow control between modem and |
| | computer is disabled. |
|--------------+---------------------------------------------|
| &K20 | V.110 XON/XOFF flow control enabled. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| HOOK CONTROL |
|------------------------------------------------------------|
| Type: | Immediate |
|--------------+---------------------------------------------|
| Format: | AT [cmds] Hn [cmds] |
|--------------+---------------------------------------------|
| Description: | Selects whether the device is on-hook or |
| | off-hook |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| H0 | TA commanded to go on-hook (hang-up) |
+------------------------------------------------------------+
+------------------------------------------------------------+
| ON-LINE |
|------------------------------------------------------------|
| Type: | Immediate |
|--------------+---------------------------------------------|
| Format: | AT [cmds] On [cmds] |
|--------------+---------------------------------------------|
| Description: | Controls on-line command (data |
| | transmission) state options. |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| O0 | On-line command mode with no retraining |
| | enabled |
+------------------------------------------------------------+
+------------------------------------------------------------+
| REPORT INFORMATION |
|------------------------------------------------------------|
| Type: | Immediate |
|--------------+---------------------------------------------|
| Format: | AT [cmds] In [cmds] |
|--------------+---------------------------------------------|
| Description: | Displays information requested |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| I0 | Reports model |
|--------------+---------------------------------------------|
| I1 | Reports ROM checksum |
|--------------+---------------------------------------------|
| I2 | Tests and reports ROM checksum |
|--------------+---------------------------------------------|
| I3 | Reports revision level |
|--------------+---------------------------------------------|
| I4 | Display central office |
+------------------------------------------------------------+
+------------------------------------------------------------+
| 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) |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| &Y0 | Restore profile 0 on power-up |
|--------------+---------------------------------------------|
| &Y1 | Restore profile 1 on power-up |
|--------------+---------------------------------------------|
| &Y2 | Restore profile 2 on power-up |
|--------------+---------------------------------------------|
| &Y3 | Restore profile 3 on power-up |
+------------------------------------------------------------+
+------------------------------------------------------------+
| SELECT CALL PROGRESS RESULT CODES |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] Xn [cmds] |
|--------------+---------------------------------------------|
| Description: | Enables selection of tone detection and |
| | associated result code format options |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| X0 | Result codes 0 - 4 enabled. |
|--------------+---------------------------------------------|
| X1 | Extended result codes enabled. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| 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 0 |
|--------------+---------------------------------------------|
| Z1 | Restore setting 1 |
|--------------+---------------------------------------------|
| Z2 | Restore setting 2 |
|--------------+---------------------------------------------|
| Z3 | Restore setting 3 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| STORE ACTIVE PROFILE |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] &Wn [cmds] |
|--------------+---------------------------------------------|
| Description: | Writes the values for the active profile |
| | into the non-volatile RAM |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| &W0 | Write the active profile to stored profile |
| | 0 |
|--------------+---------------------------------------------|
| &W1 | Write the active profile to stored profile |
| | 1 |
|--------------+---------------------------------------------|
| &W2 | Write the active profile to stored profile |
| | 2 |
|--------------+---------------------------------------------|
| &W3 | Write the active profile to stored profile |
| | 3 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| TEST MODES |
|------------------------------------------------------------|
| Type: | Immediate |
|--------------+---------------------------------------------|
| Format: | AT [cmds] &Tn |
|--------------+---------------------------------------------|
| Description: | Selects test options |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| &T0 | End current test |
|--------------+---------------------------------------------|
| &T1 | Begin local analog loopback test |
|--------------+---------------------------------------------|
| &T3 | Begin B1 channel local digital loopback |
+------------------------------------------------------------+
EXTENDED AT COMMAND SET (DIGITAL)
+------------------------------------------------------------+
| B-CHANNEL PROTOCOL |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] %A2=n [cmds] |
|--------------+---------------------------------------------|
| Description: | Determines rate adaptation protocol on |
| | B-channel |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| í %A2=1 | V.110 |
|--------------+---------------------------------------------|
| %A2=2 | V.120 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| B-CHANNEL SELECTION |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] %A3=n [cmds] |
|--------------+---------------------------------------------|
| Description: | Selects data channel |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| í %A3=2 | B1 channel selected. If busy select B2 |
| | channel |
|--------------+---------------------------------------------|
| %A3=3 | B1 channel selected. If busy initiate |
| | hang-up |
|--------------+---------------------------------------------|
| %A3=4 | B2 channel selected. If busy select B1 |
| | channel |
|--------------+---------------------------------------------|
| %A3=5 | B2 channel selected. If busy initiate |
| | hang-up |
+------------------------------------------------------------+
+------------------------------------------------------------+
| COMMAND SET |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] %Vn [cmds] |
|--------------+---------------------------------------------|
| Description: | Defines the AT or V.25bis command set |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| %V0 | AT command set |
|--------------+---------------------------------------------|
| %V1 | Asynchronous V.25bis command set |
|--------------+---------------------------------------------|
| %V3 | Synchronous V.25bis HDLC command set |
+------------------------------------------------------------+
+------------------------------------------------------------+
| COMPRESSION |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] %Cn [cmds] |
|--------------+---------------------------------------------|
| Description: | Selects data compression |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| %C0 | Data compression disabled |
|--------------+---------------------------------------------|
| %C1 | MNP5 enabled |
+------------------------------------------------------------+
+------------------------------------------------------------+
| FLASH EPROM CODE UPGRADE |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] %Fn [cmds] |
|--------------+---------------------------------------------|
| Description: | Initiates Flash EPROM code upgrade |
+------------------------------------------------------------+
+------------------------------------------------------------+
| RESET |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] %Z1 [cmds] |
|--------------+---------------------------------------------|
| Description: | Master reset and load the configuration |
| | specified by the &Y command |
+------------------------------------------------------------+
SPECIAL COMMANDS (DIGITAL)
+------------------------------------------------------------+
| AUDIO/SPEECH ISDN CALL |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] *Bn [cmds] |
|--------------+---------------------------------------------|
| Description: | Selects type of ISDN analog call |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| í *B0 | Speech mode enabled |
|--------------+---------------------------------------------|
| *B1 | 3.1KHz audio enabled |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CALLER ID |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] *In [cmds] |
|--------------+---------------------------------------------|
| Description: | Enables/disables originate call |
| | identification function |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| *I0 | Caller ID disabled |
|--------------+---------------------------------------------|
| *I1 | Caller ID enabled |
+------------------------------------------------------------+
+------------------------------------------------------------+
| MULTISUBSCRIBER NUMBER |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] *Mn [cmds] |
|--------------+---------------------------------------------|
| Description: | Permits the association of a maximum of 8 |
| | consecutive numbers to a BRI access of the |
| | national plan number |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| í *M0 | MSN disabled |
|--------------+---------------------------------------------|
| *M1 | MSN enabled |
+------------------------------------------------------------+
+------------------------------------------------------------+
| PROGRAMMING PROMPT |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] $Pn [cmds] |
|--------------+---------------------------------------------|
| Description: | Enables/disables programming prompt |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| í $P0 | Interface prompt disabled |
|--------------+---------------------------------------------|
| $P1 | Interface prompt enabled |
+------------------------------------------------------------+
+------------------------------------------------------------+
| SUBADDRESS |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] *Sn [cmds] |
|--------------+---------------------------------------------|
| Description: | Identifies address of called modem |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| í *S0 | Subaddress function disabled |
|--------------+---------------------------------------------|
| *S1 | Subaddress function enabled |
+------------------------------------------------------------+
+------------------------------------------------------------+
| STORE CALLER ID NUMBER |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] !N1=n [cmds] |
|--------------+---------------------------------------------|
| Description: | Stores telephone number n for the caller ID |
| | function. !N1=? displays the stored |
| | telephone number. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| STORE MULTISUBSCRIBER NUMBER |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] !N2=n [cmds] |
|--------------+---------------------------------------------|
| Description: | Stores own telephone number n for the MSN. |
| | !N2=? displays the stored multisubscriber |
| | number. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| STORE SUBADDRESS NUMBER |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] !N3=n [cmds] |
|--------------+---------------------------------------------|
| Description: | Stores subaddress field with a maximum of |
| | four numbers. !N3=? displays the stored |
| | subaddress field. |
+------------------------------------------------------------+
S(status) REGISTERS (DIGITAL)
+------------------------------------------------------------+
| AUTO ANSWER RING COUNT |
|------------------------------------------------------------|
| Type: | Register |
|--------------+---------------------------------------------|
| Format | AT [cmds] S0=n [cmds] |
|--------------+---------------------------------------------|
| Range: | 1-5 |
|--------------+---------------------------------------------|
| Unit: | 1 ring |
|--------------+---------------------------------------------|
| Description: | Sets the number of rings allowed before the |
| | modem automatically goes off-hook |
|------------------------------------------------------------|
| Note: If S0=0, automatic-answering is disabled. The A |
| command must be used to go off-hook. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| BACKSPACE CHARACTER |
|------------------------------------------------------------|
| Type: | Register |
|--------------+---------------------------------------------|
| Format | AT [cmds] S5=n [cmds] |
|--------------+---------------------------------------------|
| Range: | 0-127 |
|--------------+---------------------------------------------|
| Unit: | ASCII |
|--------------+---------------------------------------------|
| Description: | Selects a character used for backspace <BS> |
+------------------------------------------------------------+
+------------------------------------------------------------+
| BIT-MAPPED REGISTER S31 |
|------------------------------------------------------------|
| Type: | Register |
|------------------------------------------------------------|
| Format: | AT [cmds] S31=n [cmds] |
|----------------+-------------------------------------------|
| Range: | 0-255 |
|----------------+-------------------------------------------|
| Description: | Selects V.25bis command mode |
|------------------------------------------------------------|
| Bit | Value | Function |
|----------+--------+----------------------------------------|
| 1,0 | í 0 | V.25bis asynchronous mode |
|----------+--------+----------------------------------------|
| 3, 2 | í 0 | V.25bis disabled |
| | | |
| | 1 | V.25bis enabled |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CALL WAITING TIME |
|------------------------------------------------------------|
| Type: | Register |
|--------------+---------------------------------------------|
| Format | AT [cmds] S13=n [cmds] |
|--------------+---------------------------------------------|
| Range: | 0-255 |
|--------------+---------------------------------------------|
| Unit: | 1sec |
|--------------+---------------------------------------------|
| Description: | Selects the duration that the buzzer/Test |
| | led flashes when a new call is detected. A |
| | value of 0 disables call waiting time. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DCE LINE SPEED |
|------------------------------------------------------------|
| Type: | Register |
|--------------+---------------------------------------------|
| Format | AT [cmds] S37=n [cmds] |
|--------------+---------------------------------------------|
| Description: | Sets the maximum allowable data exchange |
| | rate attempted during handshake process. |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| S37=0, 255 | Speed of last connection |
|--------------+---------------------------------------------|
| S37=4 | 600bps |
|--------------+---------------------------------------------|
| S37=5 | 1200bps |
|--------------+---------------------------------------------|
| S37=6 | 2400bps |
|--------------+---------------------------------------------|
| S37=15 | 4800bps |
|--------------+---------------------------------------------|
| S37=16 | 7200bps |
|--------------+---------------------------------------------|
| S37=17 | 9600bps |
|--------------+---------------------------------------------|
| S37=18 | 12.0Kbps |
|--------------+---------------------------------------------|
| S37=19 | 14.4Kbps |
|--------------+---------------------------------------------|
| S37=27 | 19.2Kbps |
|--------------+---------------------------------------------|
| S37=50 | 38.4Kbps |
|--------------+---------------------------------------------|
| S37=51 | 48.0Kbps |
|--------------+---------------------------------------------|
| S37=53 | 64.OKbps |
+------------------------------------------------------------+
+------------------------------------------------------------+
| ESCAPE CHARACTER |
|------------------------------------------------------------|
| Type: | Register |
|--------------+---------------------------------------------|
| Format | AT [cmds] S2=n [cmds] |
|--------------+---------------------------------------------|
| Range: | 0-127 |
|--------------+---------------------------------------------|
| Unit: | ASCII |
|--------------+---------------------------------------------|
| Description: | Selects a character used for the escape |
| | sequence |
|------------------------------------------------------------|
| Note: A value greater than 127 will disable the |
| escape sequence. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| FLOW CONTROL |
|------------------------------------------------------------|
| Type: | Register |
|------------------------------------------------------------|
| Format: | AT [cmds] S49=n [cmds] |
|--------------+---------------------------------------------|
| Description: | Displays the value of the &K command, which |
| | specifies the DTE flow control setting |
|------------------------------------------------------------|
| Command | Function |
|----------------+-------------------------------------------|
| S49=0 | No DTE flow control |
|----------------+-------------------------------------------|
| S49=3 | RTS/CTS flow control enabled |
|----------------+-------------------------------------------|
| S49=4 | Bi-directional XON/XOFF flow control |
| | enabled |
|----------------+-------------------------------------------|
| S49=5 | Transparent bi-directional XON/XOFF flow |
| | control enabled |
+------------------------------------------------------------+
+------------------------------------------------------------+
| NO CARRIER TIME-OUT |
|------------------------------------------------------------|
| Type: | Register |
|--------------+---------------------------------------------|
| Format | AT [cmds] S7=n [cmds] |
|--------------+---------------------------------------------|
| Range: | 1-255 |
|--------------+---------------------------------------------|
| Unit: | 1 second |
|--------------+---------------------------------------------|
| Description: | Maximum wait time the modem uses after |
| | dialing to detect a carrier signal from the |
| | remote modem for both originating and |
| | answering calls. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| POINTER FOR CALL-BACK AND AUTOLOGON |
|------------------------------------------------------------|
| Type: | Register |
|--------------+---------------------------------------------|
| Format | AT [cmds] S34=n [cmds] |
|--------------+---------------------------------------------|
| Range: | 0-20, 255 |
|--------------+---------------------------------------------|
| Unit: | Unidentified |
|--------------+---------------------------------------------|
| Description: | Establishes the memory location accessed to |
| | initiate autologon or callback procedures. |
| | 20 will cause the phonebook to scroll. 255 |
| | disables function |
+------------------------------------------------------------+
+------------------------------------------------------------+
| RING COUNT |
|------------------------------------------------------------|
| Type: | Register |
|--------------+---------------------------------------------|
| Format | AT [cmds] S1= n [cmds] |
|--------------+---------------------------------------------|
| Range: | 1-5 |
|--------------+---------------------------------------------|
| Unit: | 1 ring |
|--------------+---------------------------------------------|
| Description: | Counts the number of ring-cycles the modem |
| | receives |
|------------------------------------------------------------|
| Note: S1 is reset to 0 if no ring is detected within |
| an eight-second window. |
+------------------------------------------------------------+
PROPRIETARY AT COMMAND SET (ANALOG)
+------------------------------------------------------------+
| COMMUNICATION PROTOCOLS |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] Bn [cmds] |
|--------------+---------------------------------------------|
| Description: | Selects the communication protocol for data |
| | calls |
|------------------------------------------------------------|
| Note: The B command allows the simultaneous selection |
| of more than one suffix, enabling multiple protocols. |
|------------------------------------------------------------|
| Command | Protocol |
|--------------+---------------------------------------------|
| B0 | ITU-T V.22 at 300 or 1200bps |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DATA SET READY (DSR) |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] &Sn [cmds] |
|--------------+---------------------------------------------|
| Description: | Selects DSR options |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| í &S0 | DSR forced high |
|--------------+---------------------------------------------|
| &S1 | DSR high only while modem is handshaking or |
| | connected |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DATA TERMINAL READY (DTR) |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] &Dn [cmds] |
|--------------+---------------------------------------------|
| Description: | Selects modem response to DTR |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| &D0 | DTR override |
|--------------+---------------------------------------------|
| &D1 | DTR toggle causes online command mode |
|--------------+---------------------------------------------|
| í &D2 | Normal DTR operations |
|--------------+---------------------------------------------|
| &D3 | Resets on receipt of DTR |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DIAL |
|------------------------------------------------------------|
| Type: | Immediate |
|--------------+---------------------------------------------|
| Format: | AT [cmds] D<#> [cmds] |
|--------------+---------------------------------------------|
| Description: | Dials telephone number according to any |
| | modifiers included in the string |
|--------------+---------------------------------------------|
| Note: | Any combination of modifiers can be used to |
| | produce the desired dial functions in |
| | sequence. |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| DL | Re-dial last number |
|--------------+---------------------------------------------|
| DP | Dial using analog modem section |
|--------------+---------------------------------------------|
| DS=n | Dial stored telephone number n (0-3) |
|--------------+---------------------------------------------|
| DT | Dial using digital modem section |
|--------------+---------------------------------------------|
| DW | Dialing resumed following dial tone |
| | detection |
|--------------+---------------------------------------------|
| D, | Dialing paused for amount of time specified |
| | in S8 register |
|--------------+---------------------------------------------|
| D@ | Wait for Quite Answer function enabled. |
| | Modem waits until a "quiet answer," a |
| | ring-back signal followed by five seconds |
| | of silence. |
|--------------+---------------------------------------------|
| D! | Flash function initiated. Modem commanded |
| | to go off-hook for specified time before |
| | returning on-hook. |
|--------------+---------------------------------------------|
| D; | Modem returned to idle state after dialing. |
| | The semicolon can only be placed at the end |
| | of the dial command. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| FACTORY DEFAULT PROFILE |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] &F [cmds] |
|--------------+---------------------------------------------|
| Description: | Sets values in active profile to values |
| | found in the default profile |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| &F0 | Factory default profile 0 |
|--------------+---------------------------------------------|
| &F1 | Factory default profile 1 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| FLOW CONTROL |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] &Kn [cmds] |
|--------------+---------------------------------------------|
| Description: | Enables flow control options |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| &K0 | Flow control disabled |
|--------------+---------------------------------------------|
| í &K3 | RTS/CTS flow control enabled |
|--------------+---------------------------------------------|
| &K4 | XON/XOFF flow control enabled |
|--------------+---------------------------------------------|
| &K5 | Transparent XON/XOFF flow control enabled |
|--------------+---------------------------------------------|
| &K6 | RTS/CTS and XON/XOFF flow control enabled |
+------------------------------------------------------------+
+------------------------------------------------------------+
| GUARD TONE |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] &Gn [cmds] |
|--------------+---------------------------------------------|
| Description: | Commands the modem to transmit a guard tone |
| | in V.22/V.22bis |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| &G0 | Guard tone disabled |
|--------------+---------------------------------------------|
| &G2 | Guard tone enabled |
+------------------------------------------------------------+
+------------------------------------------------------------+
| LINE MODULATION |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] Fn [cmds] |
|--------------+---------------------------------------------|
| Description: | Command supported only for compatibility. |
| | No function is performed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| REPORT INFORMATION |
|------------------------------------------------------------|
| Type: | Immediate |
|--------------+---------------------------------------------|
| Format: | AT [cmds] In [cmds] |
|--------------+---------------------------------------------|
| Description: | Displays information requested |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| I0 | Reports maximum line speed |
|--------------+---------------------------------------------|
| I1 | Reports product type |
|--------------+---------------------------------------------|
| I2 | Reports checksum firmware |
|--------------+---------------------------------------------|
| I3 | Reports product name |
|--------------+---------------------------------------------|
| I4 | Reports firmware release |
|--------------+---------------------------------------------|
| I5 | Reports active Country Code |
+------------------------------------------------------------+
EXTENDED AT COMMANDS (ANALOG)
+------------------------------------------------------------+
| ABORT KEY CONTROL |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] %Kn [cmds] |
|--------------+---------------------------------------------|
| Description: | Enable/disable abort key during dialing |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| %K0 | Abort key during dialing enabled |
|--------------+---------------------------------------------|
| %K1 | abort key during dialing disabled |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DSR WINK |
|------------------------------------------------------------|
| Type: | Immediate |
|--------------+---------------------------------------------|
| Format: | AT [cmds] %S [cmds] |
|--------------+---------------------------------------------|
| Description: | Returns a value which indicates line signal |
| | quality |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| %S0 | Data set ready in accordance with &S |
|--------------+---------------------------------------------|
| %S1 | When DTR is forced high, and the modem is |
| | goes off-hook, DTR is off for 1sec. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| LINE SIGNAL QUALITY |
|------------------------------------------------------------|
| Type: | Immediate |
|--------------+---------------------------------------------|
| Format: | AT [cmds] %Q [cmds] |
|--------------+---------------------------------------------|
| Range: | 000-127 |
|--------------+---------------------------------------------|
| Unit: | Unidentified |
|--------------+---------------------------------------------|
| Description: | Returns a value which indicates line signal |
| | quality. Values 000-007 indicate good line |
| | quality. Values 008-127 indicate poor line |
| | quality, disturbed signal |
+------------------------------------------------------------+
+------------------------------------------------------------+
| MAKE BUSY |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] %Bn [cmds] |
|--------------+---------------------------------------------|
| Description: | Make busy (off-hook) if DTR lost |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| í %B0 | Make busy disabled |
|--------------+---------------------------------------------|
| %B1 | Make busy enabled if S25=0. When DTR is |
| | low, the modem goes off-hook |
+------------------------------------------------------------+
SPECIAL COMMANDS (ANALOG)
+------------------------------------------------------------+
| MNP10 - LINK NEGOTIATION |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] *Hn [cmds] |
|--------------+---------------------------------------------|
| Description: | Sets the speed at which MNP10 link |
| | negotiation will occur |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| *H0 | Link will be negotiated at highest possible |
| | speed |
|--------------+---------------------------------------------|
| *H1 | Link will be negotiated at 1200bps |
+------------------------------------------------------------+
+------------------------------------------------------------+
| MNP - EXTENDED SERVICES |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] -Kn [cmds] |
|--------------+---------------------------------------------|
| Description: | Selects MNP extended services |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| -K0 | MNP extended services disabled |
|--------------+---------------------------------------------|
| -K1 | MNP extended services enabled if modem was |
| | previously in V.42bis mode |
+------------------------------------------------------------+
V.25bis COMMANDS (ANALOG)
+------------------------------------------------------------+
| LOCAL CONFIGURATION |
|------------------------------------------------------------|
| Type: | Immediate |
|--------------+---------------------------------------------|
| Format: | CNLn |
|--------------+---------------------------------------------|
| Description: | Any AT command may be entered as a |
| | parameter of this command |
+------------------------------------------------------------+
+------------------------------------------------------------+
| REQUEST LIST OF STORED NUMBERS |
|------------------------------------------------------------|
| Type: | Immediate |
|--------------+---------------------------------------------|
| Format: | RLN |
|--------------+---------------------------------------------|
| Description: | Requests the list of phone numbers stored |
| | in memory |
+------------------------------------------------------------+
S(status) REGISTERS (ANALOG)
+------------------------------------------------------------+
| TRANSMISSION LEVEL - FAX |
|------------------------------------------------------------|
| Type: | Register |
|--------------+---------------------------------------------|
| Format: | AT [cmds] S92=n [cmds] |
|--------------+---------------------------------------------|
| Range: | 3-15 |
|--------------+---------------------------------------------|
| Unit: | -1 dBm |
|--------------+---------------------------------------------|
| Description: | Sets the signal level for transmission |
| | while in fax mode |
+------------------------------------------------------------+
+------------------------------------------------------------+
| TRANSMISSION LEVEL - LEASED-LINE |
|------------------------------------------------------------|
| Type | Register or Configuration |
|-------------+----------------------------------------------|
| Format | AT [cmds] S91=n [cmds] |
|-------------+----------------------------------------------|
| Range | 3-15 |
|-------------+----------------------------------------------|
| Unit | -1 dBm |
|-------------+----------------------------------------------|
| Description | Sets the signal level for transmission over |
| | leased-lines |
+------------------------------------------------------------+