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# U.S. ROBOTICS, INC.
COURIER V.34 FAX (INTERNAL)
Card Type Fax, Modem (asynchronous, synchronous)
Chip Set U.S. Robotics
Maximum Data Rate 28.8Kbps
Maximum Fax Rate 14.4Kbps
Data Bus 8-bit ISA
Fax Class Class I & II
Data Modulation Bell 103/212A
Protocol
ITU-T V.21, V.22, V.22bis, V.23,
V.25bis, V.32, V.32bis, V.34
Rockwell V.FC
U.S. Robotics HST, V.32terbo
Fax Modulation ITU-T V.17, V.21, V.27ter, V.29
Protocol
Error HST, MNP5, V.42, V.42bis
Correction/Compression
(IMG) IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Function | Label | Function | Label |
|------------------------------------------------------------|
| Line out | CN1 | Line in | CN2 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| USER CONFIGURABLE SETTINGS |
|------------------------------------------------------------|
| Setting | Label | Position |
|-----------------------------------------+-------+----------|
| í DTR normal | SW1/A | Off |
|-----------------------------------------+-------+----------|
| DTR forced high | SW1/A | On |
|-----------------------------------------+-------+----------|
| í Verbose (word) format enabled | SW1/B | Off |
|-----------------------------------------+-------+----------|
| Numeric format enabled | SW1/B | On |
|-----------------------------------------+-------+----------|
| í Result code display enabled | SW1/C | On |
|-----------------------------------------+-------+----------|
| Result code display disabled | SW1/C | Off |
|-----------------------------------------+-------+----------|
| í Local echo enabled | SW1/D | Off |
|-----------------------------------------+-------+----------|
| Local echo disabled | SW1/D | On |
|-----------------------------------------+-------+----------|
| í Auto-answer disabled | SW1/E | On |
|-----------------------------------------+-------+----------|
| Auto-answer enabled, off-hook on first | SW1/E | Off |
| ring | | |
|-----------------------------------------+-------+----------|
| í CD normal | SW1/F | Off |
|-----------------------------------------+-------+----------|
| CD forced high | SW1/F | On |
|-----------------------------------------+-------+----------|
| í Result code display enabled in both | SW1/G | Off |
| originate and answer mode | | |
|-----------------------------------------+-------+----------|
| Result code display enabled in | SW1/G | On |
| originate mode only | | |
|-----------------------------------------+-------+----------|
| í Smart mode | SW1/H | On |
|-----------------------------------------+-------+----------|
| Dumb mode | SW1/H | Off |
|-----------------------------------------+-------+----------|
| í Escape code response: modem goes | SW1/I | Off |
| on-hook, off-line command mode, returns | | |
| ‘NO CARRIER’ | | |
|-----------------------------------------+-------+----------|
| Escape code response: modem stays | SW1/I | On |
| on-line, on-line command mode, returns | | |
| ‘OK’ | | |
|-----------------------------------------+-------+----------|
| í Reset and load from profiles in NVRAM | SW1/J | Off |
|-----------------------------------------+-------+----------|
| Reset and load from factory settings in | SW1/J | On |
| ROM | | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| SERIAL PORT ADDRESS |
|------------------------------------------------------------|
| Setting | JP1/A | JP1/B | JP1/C | JP1/D |
|-------------+-----------+-----------+-----------+----------|
| COM1 (3F8h) | Closed | Open | Open | Open |
|-------------+-----------+-----------+-----------+----------|
| COM2 (2F8h) | Open | Closed | Open | Open |
|-------------+-----------+-----------+-----------+----------|
| COM3 (3E8h) | Open | Open | Closed | Open |
|-------------+-----------+-----------+-----------+----------|
| COM4 (2E8h) | Open | Open | Open | Closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| INTERRUPT SELECTION |
|------------------------------------------------------------|
| Setting | JP2/A | JP2/B | JP2/C | JP2/D | JP2/E |
|----------+---------+---------+---------+---------+---------|
| 2 | Closed | Open | Open | Open | Open |
|----------+---------+---------+---------+---------+---------|
| 3 | Open | Closed | Open | Open | Open |
|----------+---------+---------+---------+---------+---------|
| 4 | Open | Open | Closed | Open | Open |
|----------+---------+---------+---------+---------+---------|
| 5 | Open | Open | Open | Closed | Open |
|----------+---------+---------+---------+---------+---------|
| 7 | Open | Open | Open | Open | Closed |
+------------------------------------------------------------+
Proprietary AT Command Set
+------------------------------------------------------------+
| ABORT |
|------------------------------------------------------------|
| Type: | Immediate |
|--------------+---------------------------------------------|
| Format: | Any key |
|--------------+---------------------------------------------|
| Description: | Aborts answering/originating a call; modem |
| | hangs up. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| ACCOUNT ACCESS |
|------------------------------------------------------------|
| Type: | Immediate |
|--------------+---------------------------------------------|
| Format: | AT%S=n <cr> |
|--------------+---------------------------------------------|
| Description: | Acquire access to security accounts without |
| | disabling security. (n= local access |
| | password) |
+------------------------------------------------------------+
+------------------------------------------------------------+
| ANSWER |
|------------------------------------------------------------|
| Type: | Immediate |
|--------------+---------------------------------------------|
| Format: | AT [cmds] A |
|--------------+---------------------------------------------|
| Description: | Enables answer mode; the modem goes |
| | off-hook. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| ANSWER SEQUENCE |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] Bn [cmds] |
|--------------+---------------------------------------------|
| Description: | Selects the answer sequence the modem will |
| | use |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| í B0 | ITU-T answer sequence enabled |
|--------------+---------------------------------------------|
| B1 | Bell answer sequence enabled, required for |
| | all HST Cellular calls. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| ATTENTION |
|------------------------------------------------------------|
| Type: | Immediate |
|--------------+---------------------------------------------|
| Format: | AT [cmds] |
|--------------+---------------------------------------------|
| Description: | Tells the modem that a command follows or |
| | use alone to test OK result code |
+------------------------------------------------------------+
+------------------------------------------------------------+
| BIT-MAPPED REGISTER S54 |
|------------------------------------------------------------|
| Format: | AT [cmds] S54=n [cmds] |
|---------------+--------------------------------------------|
| Default: | 0 |
|---------------+--------------------------------------------|
| Range: | 0-255 |
|---------------+--------------------------------------------|
| Unit: | Bit-mapped |
|---------------+--------------------------------------------|
| Description: | Controls call indicate during V.34 |
| | operation and V.8 during V.34 operation. |
|---------------+--------------------------------------------|
| Bit | Value | Function |
|------+--------+--------------------------------------------|
| 5 - | 000000 | Not used |
| 0 | | |
|------+--------+--------------------------------------------|
| 6 | í 0 | Call indicate during V.34 operation |
| | | enabled |
| | 1 | |
| | | Call indicate during V.34 operation |
| | | disabled |
|------+--------+--------------------------------------------|
| 7 | í 0 | V.8 during V.34 operation enabled |
| | | |
| | 1 | V.8 during V.34 operation disabled |
+------------------------------------------------------------+
+------------------------------------------------------------+
| BIT-MAPPED REGISTER S13 |
|------------------------------------------------------------|
| Format | AT [cmds] S13=n [cmds] |
|--------------+---------------------------------------------|
| Default: | 0 |
|--------------+---------------------------------------------|
| Range: | 0-255 |
|--------------+---------------------------------------------|
| Unit: | Bit-mapped |
|--------------+---------------------------------------------|
| Description: | Controls DTR reset, reverse operations, |
| | reset dialing, HST, MNP3, and custom |
| | applications. |
|--------------+---------------------------------------------|
| Bit | Value | Function |
|------+-------+---------------------------------------------|
| 0 | í 0 | DTR normal |
| | | |
| | 1 | Reset on low DTR |
|------+-------+---------------------------------------------|
| 1 | í 0 | Normal auto answer operation |
| | | |
| | 1 | When ring is received, enter originate and |
| | | listen for answer tone |
|------+-------+---------------------------------------------|
| 2 | í 0 | Immediate result code display |
| | | |
| | 1 | Pause 250msec before displaying result |
| | | codes |
|------+-------+---------------------------------------------|
| 3 | í 0 | DTR dialing disabled |
| | | |
| | 1 | DTR dialing enabled |
|------+-------+---------------------------------------------|
| 4 | í 0 | Reset dialing disabled |
| | | |
| | 1 | Reset dialing enabled |
|------+-------+---------------------------------------------|
| 5 | í 0 | Enable HST |
| | | |
| | 1 | Disable HST (used for testing V.32terbo in |
| | | Dual Standard modems) |
|------+-------+---------------------------------------------|
| 6 | í 0 | MNP 3 enabled |
| | | |
| | 1 | MNP 3 disabled |
|------+-------+---------------------------------------------|
| 7 | í 0 | Custom applications |
| | | |
| | 1 | Custom applications |
+------------------------------------------------------------+
+------------------------------------------------------------+
| BIT-MAPPED REGISTER S14 |
|------------------------------------------------------------|
| Format: | AT [cmds] S14=n [cmds] |
|-----------------+------------------------------------------|
| Default: | 0 |
|-----------------+------------------------------------------|
| Range: | 0-255 |
|-----------------+------------------------------------------|
| Description: | Controls disconnect, and retrain |
|------------------------------------------------------------|
| Bit | Value | Function |
|----------+-----------+-------------------------------------|
| 0 | í 0 | Normal operation |
| | | |
| | 1 | Disconnect on escape code |
|------------------------------------------------------------|
| 6 - 1 | 000000 | Not used |
|-------------+---------------+------------------------------|
| 7 | í 0 | Enable retrain |
| | | |
| | 1 | Disable retrain |
+------------------------------------------------------------+
+------------------------------------------------------------+
| BIT-MAPPED REGISTER S15 |
|------------------------------------------------------------|
| Format: | AT [cmds] S15=n [cmds] |
|--------------+---------------------------------------------|
| Default: | 0 |
|--------------+---------------------------------------------|
| Range: | 0-255 |
|--------------+---------------------------------------------|
| Unit: | Bit-mapped |
|--------------+---------------------------------------------|
| Description: | Controls HST high frequency equalization, |
| | online fallback, back channel, |
| | non-error-correcting mode buffer, MNP4, |
| | BS/DEL switch, MNP compliance, and custom |
| | applications. |
|--------------+---------------------------------------------|
| Bit | Value | Function |
|------+-------+---------------------------------------------|
| 0 | í 0 | HST high frequency equalization enabled |
| | | |
| | 1 | HST high frequency equalization disabled |
|------+-------+---------------------------------------------|
| 1 | í 0 | Online fallback enabled |
| | | |
| | 1 | Online fallback disabled |
|------+-------+---------------------------------------------|
| 2 | í 0 | 450bps back channel enabled |
| | | |
| | 1 | 450bps back channel disabled |
|------+-------+---------------------------------------------|
| 3 | í 0 | Non-error-correcting mode transmit buffer |
| | | set to 1.5KB |
| | 1 | |
| | | Non-error-correcting mode transmit buffer |
| | | set to 128 bytes |
|------+-------+---------------------------------------------|
| 4 | í 0 | MNP 4 enabled |
| | | |
| | 1 | MNP 4 disabled |
|------+-------+---------------------------------------------|
| 5 | í 0 | Use backspace key for delete disabled |
| | | |
| | 1 | Use backspace key for delete enabled |
|------+-------+---------------------------------------------|
| 6 | í 0 | MNP normal |
| | | |
| | 1 | MNP adjusted for non-compliant modems |
|------+-------+---------------------------------------------|
| 7 | í 0 | Custom applications |
| | | |
| | 1 | Custom applications |
+------------------------------------------------------------+
+------------------------------------------------------------+
| BIT-MAPPED REGISTER S27 |
|------------------------------------------------------------|
| Format: | AT [cmds] S27=n [cmds] |
|--------------+---------------------------------------------|
| Default: | 0 |
|--------------+---------------------------------------------|
| Range: | 0-191 |
|--------------+---------------------------------------------|
| Unit: | Bit-mapped |
|--------------+---------------------------------------------|
| Description: | Controls V.21, V.32 encoding and |
| | modulation, V.42 answer tone and handshake, |
| | and 9600 result codes. |
|--------------+---------------------------------------------|
| Bit | Value | Function |
|------+-------+---------------------------------------------|
| 0 | í 0 | V.21 disabled |
| | | |
| | 1 | V.21 enabled |
|------+-------+---------------------------------------------|
| 1 | í 0 | V.32 non-trellis coding disabled |
| | | |
| | 1 | V.32 non-trellis coding enabled |
|------+-------+---------------------------------------------|
| 2 | í 0 | V.32 modulation enabled |
| | | |
| | 1 | V.32 modulation disabled |
|------+-------+---------------------------------------------|
| 3 | í 0 | 2100Hz answer tone enabled |
| | | |
| | 1 | 2100Hz answer tone disabled; allows V.42 |
| | | modems to connect quicker. |
|------+-------+---------------------------------------------|
| 5, 4 | í 00 | V.42 detect, LAPM and MNP enabled |
| | | |
| | 01 | V.42 detect and LAPM enabled |
| | | |
| | 10 | MNP enabled |
| | | |
| | 11 | LAPM enabled |
|------+-------+---------------------------------------------|
| 6 | í 0 | Not used |
|------+-------+---------------------------------------------|
| 7 | í 0 | Actual result codes displayed |
| | | |
| | 1 | Force 9600 result codes |
+------------------------------------------------------------+
+------------------------------------------------------------+
| BIT-MAPPED REGISTER S34 |
|------------------------------------------------------------|
| Format: | AT [cmds] S34=n [cmds] |
|--------------+---------------------------------------------|
| Default: | 0 |
|--------------+---------------------------------------------|
| Range: | 0-255 |
|--------------+---------------------------------------------|
| Unit: | Bit-mapped |
|--------------+---------------------------------------------|
| Description: | Controls V.32bis/V.32terbo modulations, LED |
| | selection, MI/MIC, and remote access busy |
| | message. |
|--------------+---------------------------------------------|
| Bit | Value | Function |
|------+-------+---------------------------------------------|
| 0 | í 0 | V.32bis enabled |
| | | |
| | 1 | V.32bis disabled |
|------+-------+---------------------------------------------|
| 1 | í 0 | Enhanced V.32bis enabled |
| | | |
| | 1 | Enhanced V.32bis disabled |
|------+-------+---------------------------------------------|
| 2 | í 0 | V.32terbo fast retrain enabled |
| | | |
| | 1 | V.32terbo fast retrain disabled |
|------+-------+---------------------------------------------|
| 3 | í0 | V.23 modulation disabled |
| | | |
| | 1 | V.23 modulation enabled |
|------+-------+---------------------------------------------|
| 4 | í 0 | Change MR LED to DSR disabled |
| | | |
| | 1 | Change MR LED to DSR enabled |
|------+-------+---------------------------------------------|
| 5 | í 0 | MI/MIC disabled |
| | | |
| | 1 | MI/MIC enabled |
|------+-------+---------------------------------------------|
| 6 | í 0 | Remote access busy message enabled |
| | | |
| | 1 | Remote access busy message disabled |
|------+-------+---------------------------------------------|
| 7 | í 0 | V.32terbo enabled |
| | | |
| | 1 | V.32terbo disabled |
+------------------------------------------------------------+
+------------------------------------------------------------+
| BIT-MAPPED REGISTER S56 |
|------------------------------------------------------------|
| Format: | AT [cmds] S56=n [cmds] |
|-----------------+------------------------------------------|
| Default: | 0 |
|-----------------+------------------------------------------|
| Range: | 0-192 |
|-----------------+------------------------------------------|
| Description: | Controls enable/disable V.34 and V.FC. |
|------------------------------------------------------------|
| Bit | Value | Function |
|----------+----------------+--------------------------------|
| 5 - 0 | 000000 | Not used |
|------------------------------------------------------------|
| 6 | í 0 | V.34 enabled |
| | | |
| | 1 | V.34 disabled |
|--------------+--------------------+------------------------|
| 7 | í 0 | V.FC enabled |
| | | |
| | 1 | V.FC disabled |
+------------------------------------------------------------+
+------------------------------------------------------------+
| BREAK LENGTH |
|------------------------------------------------------------|
| Type: | Register |
|--------------+---------------------------------------------|
| Format: | AT [cmds] S21=n [cmds] |
|--------------+---------------------------------------------|
| Default: | 10 |
|--------------+---------------------------------------------|
| Range: | 0-255 |
|--------------+---------------------------------------------|
| Unit: | .01 second |
|--------------+---------------------------------------------|
| Description: | Sets the length of error control mode |
| | breaks sent from DCE to DTE. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| BREAK TYPE |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] &Yn [cmds] |
|--------------+---------------------------------------------|
| Description: | Configures action of break signal |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| &Y0 | Empty buffer only |
|--------------+---------------------------------------------|
| í &Y1 | Empties buffer and break is sent |
| | immediately |
|--------------+---------------------------------------------|
| &Y2 | Do not empty buffer and break is sent |
| | immediately |
|--------------+---------------------------------------------|
| &Y3 | Do not empty buffer and send break along |
| | with transmitted data |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CARRIER DETECT (CD) |
|------------------------------------------------------------|
| Type: | Configuration |
|------------------------+-----------------------------------|
| Format: | AT [cmds] &Cn [cmds] |
|------------------------+-----------------------------------|
| Description: | Sets the CD signal |
|------------------------------------------------------------|
| Note: Modem controls CD signal by the SW1/F setting, |
| AT&Cn not saved in NVRAM. (External models only) |
|------------------------------------------------------------|
| Command | Function |
|------------------------+-----------------------------------|
| &C0 | CD signal forced high |
|------------------------+-----------------------------------|
| &C1 | CD signal normal |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CLOCK SOURCE - SYNCHRONOUS TRANSMIT |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] &Xn [cmds] |
|--------------+---------------------------------------------|
| Description: | Selects DTE transmit clock source |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| í &X0 | Modem generates clock |
|--------------+---------------------------------------------|
| &X1 | DTE generates clock |
|--------------+---------------------------------------------|
| &X2 | Modem generates clock from the receive |
| | carrier signal |
+------------------------------------------------------------+
+------------------------------------------------------------+
| COMPRESSION |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] &Kn [cmds] |
|--------------+---------------------------------------------|
| Description: | Selects data compression |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| &K0 | Data compression disabled |
|--------------+---------------------------------------------|
| í &K1 | Auto enabled/disable data compression |
|--------------+---------------------------------------------|
| &K2 | Data compression enabled |
|--------------+---------------------------------------------|
| &K3 | V.42bis data compression only enabled |
+------------------------------------------------------------+
+------------------------------------------------------------+
| COMPRESSION AND ERROR CORRECTION |
|------------------------------------------------------------|
| Type: | Register |
|--------------+---------------------------------------------|
| Format | AT [cmds] S51=n [cmds] |
|--------------+---------------------------------------------|
| Default: | 0 |
|--------------+---------------------------------------------|
| Range: | 0-7 |
|--------------+---------------------------------------------|
| Unit: | Bit-mapped |
|--------------+---------------------------------------------|
| Description: | Selects compression and error correction |
| | for specific modulations, and controls |
| | handset exclusion delay |
|--------------+---------------------------------------------|
| Bit | Value | Function |
|------+-------+---------------------------------------------|
| 0 | í 0 | MNP/V.42 disabled during V.22 operation |
| | | |
| | 1 | MNP/V.42 disabled during V.22 operation |
|------+-------+---------------------------------------------|
| 1 | í 0 | MNP/V.42 disabled during V.22bis operation |
| | | |
| | 1 | MNP/V.42 disabled during V.22bis operation |
|------+-------+---------------------------------------------|
| 2 | í 0 | MNP/V.42 disabled during |
| | | V.32/V.32bis/V.32terbo operation |
| | 1 | |
| | | MNP/V.42 disabled during |
| | | V.32/V.32bis/V.32terbo operation |
|------+-------+---------------------------------------------|
| 7 | í 0 | Handset exclusion delay disabled |
| | | |
| | 1 | Handset exclusion delay enabled |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CONNECTION SPEED |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] &Nn [cmds] |
|--------------+---------------------------------------------|
| Description: | Sets connection speed, variable or fixed. |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| í &N0 | Variable |
|--------------+---------------------------------------------|
| &N1 | 300bps |
|--------------+---------------------------------------------|
| &N2 | 1200bps |
|--------------+---------------------------------------------|
| &N3 | 2400bps |
|--------------+---------------------------------------------|
| &N4 | 4800bps |
|--------------+---------------------------------------------|
| &N5 | 7200bps |
|--------------+---------------------------------------------|
| &N6 | 9600bps |
|--------------+---------------------------------------------|
| &N7 | 12Kbps |
|--------------+---------------------------------------------|
| &N8 | 14.4Kbps |
|--------------+---------------------------------------------|
| &N9 | 16.8Kbps (HST, V.32terbo, V.34 and V.FC |
| | only) |
|--------------+---------------------------------------------|
| &N10 | 19.2Kbps (V.32terbo, V.34 and V.FC only) |
|--------------+---------------------------------------------|
| &N11 | 21.6Kbps (V.32terbo, V.34 and V.FC only) |
|--------------+---------------------------------------------|
| &N12 | 24Kbps (V.34 and V.FC only) |
|--------------+---------------------------------------------|
| &N13 | 26.4Kbps (V.34 and V.FC only) |
|--------------+---------------------------------------------|
| &N14 | 28.8Kbps (V.34 and V.FC only) |
+------------------------------------------------------------+
+------------------------------------------------------------+
| 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 |
|--------------+---------------------------------------------|
| &S2 | DSR toggled on loss of CD signal with CTS |
| | following CD signal |
|--------------+---------------------------------------------|
| &S3 | DSR toggled on loss of CD signal without |
| | CTS following CD signal |
|--------------+---------------------------------------------|
| &S4 | DSR and CD signals are sent to DTE at the |
| | same time |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DATA SET READY (DSR) - PULSED SIGNAL |
|------------------------------------------------------------|
| Type: | Register |
|--------------+---------------------------------------------|
| Format: | AT [cmds] S24=n [cmds] |
|--------------+---------------------------------------------|
| Default: | 150 |
|--------------+---------------------------------------------|
| Range: | 0-255 |
|--------------+---------------------------------------------|
| Unit: | .02 second |
|--------------+---------------------------------------------|
| Description: | Sets the length of time between DSR on/off |
| | when the modem is set to &S2 or &S3. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DATA TERMINAL READY (DTR) |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] &Dn [cmds] |
|--------------+---------------------------------------------|
| Description: | Selects modem response to DTR |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| &D0 | Modem does not respond to DTR, DTR signal |
| | forced high |
|--------------+---------------------------------------------|
| &D1 | Modem goes to command mode after DTR |
| | toggles |
|--------------+---------------------------------------------|
| &D2 | Modem uses DTR as normal |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DETECT TONE |
|------------------------------------------------------------|
| Type: | Immediate |
|--------------+---------------------------------------------|
| Format: | AT [cmds] %T [cmds] |
|--------------+---------------------------------------------|
| Description: | Enables the modem to detect tone |
| | frequencies of dialing modems. Used |
| | primarily for network applications. To |
| | enable, ATH1<cr> then AT%T. To disabled, |
| | press any key. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DIAL |
|------------------------------------------------------------|
| Type: | Immediate |
|--------------+---------------------------------------------|
| Format: | AT [cmds] D<#> [cmds] |
|--------------+---------------------------------------------|
| Example: | ATDT 443-3388,,,1111; |
|--------------+---------------------------------------------|
| 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. |
|--------------+---------------------------------------------|
| Modifier | Function |
|--------------+---------------------------------------------|
| í P | Pulse dialing enabled |
|--------------+---------------------------------------------|
| T | Tone dialing enabled |
|--------------+---------------------------------------------|
| , | Dialing paused for 2 seconds to a maximum |
| | amount of time specified in S8 register |
|--------------+---------------------------------------------|
| ; | Modem returned to command state after |
| | dialing. Can only be placed at the end of |
| | the dial command. |
|--------------+---------------------------------------------|
| " | Dials letters that follow, ATDT"GOMICRO |
|--------------+---------------------------------------------|
| ! | Flash function initiated |
|--------------+---------------------------------------------|
| W | Dialing resumed following dial tone |
| | detection |
|--------------+---------------------------------------------|
| @ | Wait for quiet answer, then proceeds to |
| | execute the rest of the dial string. |
|--------------+---------------------------------------------|
| / | 125 msec delay before proceeding with dial |
| | string |
|--------------+---------------------------------------------|
| R | Answer mode enabled; originate mode |
| | disabled following handshake initiation. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DIAL - LAST NUMBER |
|------------------------------------------------------------|
| Type: | Immediate |
|-------------------+----------------------------------------|
| Format: | AT [cmds] DL [cmds] |
|-------------------+----------------------------------------|
| Description: | Re-dial last number dialed |
|------------------------------------------------------------|
| Note: Use ATDL instead of A/ if you need to use |
| commands other than the dial command. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DIAL - STORED NUMBER |
|------------------------------------------------------------|
| Type: | Immediate |
|--------------+---------------------------------------------|
| Format: | AT [cmds] DSn [cmds] |
|--------------+---------------------------------------------|
| Description: | Dial stored number from memory location n. |
| | (n=0-9) |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DISCONNECT BUFFER DELAY |
|------------------------------------------------------------|
| Type: | Register |
|--------------+---------------------------------------------|
| Format | AT [cmds] S38=n [cmds] |
|--------------+---------------------------------------------|
| Default: | 0 |
|--------------+---------------------------------------------|
| Range: | 0-255 |
|--------------+---------------------------------------------|
| Unit: | 1 second |
|--------------+---------------------------------------------|
| Description: | Sets maximum duration allowed during |
| | buffered data calls for modem to perform |
| | clearing functions after losing |
| | carrier-signal or receiving a clear call |
| | signal from the remote modem and before |
| | initiating hang-up process. A value of 0 |
| | allows the modem to hang-up immediately. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DTR CHANGE THRESHOLD |
|------------------------------------------------------------|
| Type: | Register |
|--------------+---------------------------------------------|
| Format | AT [cmds] S25=n [cmds] |
|--------------+---------------------------------------------|
| Default: | 5 |
|--------------+---------------------------------------------|
| Range: | 0-255 |
|--------------+---------------------------------------------|
| Unit: | .01 second |
|--------------+---------------------------------------------|
| Description: | Sets maximum time a change in the DTR |
| | signal will be ignored |
+------------------------------------------------------------+
+------------------------------------------------------------+
| ECHO |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] En [cmds] |
|--------------+---------------------------------------------|
| Description: | Controls echo function; display keyboard |
| | commands when enabled. |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| E0 | Echo function disabled |
|--------------+---------------------------------------------|
| E1 | Echo function enabled |
+------------------------------------------------------------+
+------------------------------------------------------------+
| ECHO - ON-LINE |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] Fn [cmds] |
|--------------+---------------------------------------------|
| Description: | Selects whether commands sent while in data |
| | mode are echoed |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| F0 | Local echo enabled |
|--------------+---------------------------------------------|
| í F1 | Local echo disabled |
+------------------------------------------------------------+
+------------------------------------------------------------+
| EDIT - SECURITY SYSTEMS |
|------------------------------------------------------------|
| Type: | Immediate |
|--------------+---------------------------------------------|
| Format: | AT [cmds] %E=n [cmds] |
|--------------+---------------------------------------------|
| Description: | Clears chosen field or password |
|------------------------------------------------------------|
| Command | Function |
|---------------+--------------------------------------------|
| %E=1 | Clear local access password |
|---------------+--------------------------------------------|
| %E=2 | Clear auto-pass password |
|---------------+--------------------------------------------|
| %E=3 | Clear passwords in accounts 0-9 |
|---------------+--------------------------------------------|
| %E=4 | Clear phone numbers in accounts 0-9 |
|---------------+--------------------------------------------|
| %E=5 | Disable account, dial-back, and new number |
| | fields in accounts 0-9 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| ERROR CORRECTION MODE (ARQ) |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] &Mn [cmds] |
|--------------+---------------------------------------------|
| Description: | Selects active error correction protocols |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| &M0 | Normal mode only |
|--------------+---------------------------------------------|
| &M1 | On-line synchronous mode without V.25bis |
|--------------+---------------------------------------------|
| í &M4 | Auto-detect mode |
|--------------+---------------------------------------------|
| &M5 | ARQ mode only |
|--------------+---------------------------------------------|
| &M6 | V.25bis on-line synchronous mode with a |
| | protocol link similar to BISYNC |
|--------------+---------------------------------------------|
| &M7 | V.25bis on-line synchronous mode with HDLC |
| | protocol link |
+------------------------------------------------------------+
+------------------------------------------------------------+
| ESCAPE SEQUENCE |
|------------------------------------------------------------|
| Type: | Immediate |
|--------------+---------------------------------------------|
| Format: | +++AT [cmds] <CR> |
|--------------+---------------------------------------------|
| Description: | Initiates the escape sequence and returns |
| | the modem to the on-line command state if |
| | it receives three escape characters set in |
| | S2 within the time allotted by S12. |
|--------------+---------------------------------------------|
| Note: | Do not precede this command with AT. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| EXTENDED RESULT CODES |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] &An [cmds] |
|--------------+---------------------------------------------|
| Description: | Selects extended result codes |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| &A0 | Extended result codes disabled |
|--------------+---------------------------------------------|
| &A1 | ARQ result codes enabled |
|--------------+---------------------------------------------|
| &A2 | V.32, HST, V.34 or V.FC result code enabled |
|--------------+---------------------------------------------|
| í &A3 | Error control and compression result codes |
| | enabled |
+------------------------------------------------------------+
+------------------------------------------------------------+
| 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 | No flow control template |
|-------------------+----------------------------------------|
| í &F1 | Hardware flow control template |
|-------------------+----------------------------------------|
| &F2 | Software flow control template |
|-------------------+----------------------------------------|
| &F3 | HST Cellular template |
+------------------------------------------------------------+
+------------------------------------------------------------+
| FLOW CONTROL CHARACTER - XOFF |
|------------------------------------------------------------|
| Type: | Register |
|--------------+---------------------------------------------|
| Format: | AT [cmds] S23=n [cmds] |
|--------------+---------------------------------------------|
| Default: | 19 |
|--------------+---------------------------------------------|
| Range: | 0-127 |
|--------------+---------------------------------------------|
| Unit: | ASCII |
|--------------+---------------------------------------------|
| Description: | Sets the character used to represent XOFF. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| FLOW CONTROL CHARACTER - XON |
|------------------------------------------------------------|
| Type: | Register |
|--------------+---------------------------------------------|
| Format: | AT [cmds] S22=n [cmds] |
|--------------+---------------------------------------------|
| Default: | 17 |
|--------------+---------------------------------------------|
| Range: | 0-127 |
|--------------+---------------------------------------------|
| Unit: | ASCII |
|--------------+---------------------------------------------|
| Description: | Sets the character used to represent XON. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| FLOW CONTROL PASSTHROUGH |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] &In [cmds] |
|--------------+---------------------------------------------|
| Description: | Allows modem to act on, then transmit |
| | XON/XOFF characters. |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| í &I0 | Software flow control disabled |
|--------------+---------------------------------------------|
| &I1 | XON/XOFF passthrough enabled |
|--------------+---------------------------------------------|
| &I2 | XON/XOFF passthrough disabled |
|--------------+---------------------------------------------|
| &I3 | ENQ/ACK enabled in host mode |
|--------------+---------------------------------------------|
| &I4 | ENQ/ACK enabled in terminal mode |
|--------------+---------------------------------------------|
| &I5 | XON/XOFF passthrough disabled in error |
| | correction mode |
+------------------------------------------------------------+
+------------------------------------------------------------+
| FLOW CONTROL TYPE |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] &Hn [cmds] |
|--------------+---------------------------------------------|
| Description: | Sets type of flow control used by modem |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| &H0 | Flow control disabled |
|--------------+---------------------------------------------|
| í &H1 | CTS/RTS flow control enabled |
|--------------+---------------------------------------------|
| &H2 | XON/XOFF flow control enabled |
|--------------+---------------------------------------------|
| &H3 | CTS/RTS and XON/XOFF flow control enabled |
+------------------------------------------------------------+
+------------------------------------------------------------+
| FLOW CONTROL TYPE |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] &Rn [cmds] |
|--------------+---------------------------------------------|
| Description: | Controls receive data hardware flow control |
| | and RTS signals |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| &R0 | Delay CTS response after RTS signal |
| | (RTS/CTS delay) |
|--------------+---------------------------------------------|
| &R1 | Modem ignores RTS |
|--------------+---------------------------------------------|
| í &R2 | Received data to DTE when RTS is on |
+------------------------------------------------------------+
+------------------------------------------------------------+
| GUARD TONE |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] &Gn [cmds] |
|--------------+---------------------------------------------|
| Description: | Commands the modem to transmit a guard tone |
| | in V.22/V.22bis mode |
|------------------------------------------------------------|
| Note: Used primarily for international data |
| transmission |
|------------------------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| í &G0 | Guard tone disabled |
|--------------+---------------------------------------------|
| &G1 | 550Hz guard tone enabled |
|--------------+---------------------------------------------|
| &G2 | 1800Hz guard tone enabled |
+------------------------------------------------------------+
+------------------------------------------------------------+
| HOOK CONTROL |
|------------------------------------------------------------|
| Type: | Immediate |
|--------------+---------------------------------------------|
| Format: | AT [cmds] Hn [cmds] |
|--------------+---------------------------------------------|
| Description: | Selects whether the modem is on-hook or |
| | off-hook |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| H0 | Modem commanded to go on-hook (hang-up) |
|--------------+---------------------------------------------|
| H1 | Modem commanded to go off-hook (pick-up) |
+------------------------------------------------------------+
+------------------------------------------------------------+
| INACTIVITY TIMER |
|------------------------------------------------------------|
| Type: | Register |
|--------------+---------------------------------------------|
| Format: | AT [cmds] S19=n [cmds] |
|--------------+---------------------------------------------|
| Default: | 0 |
|--------------+---------------------------------------------|
| Range: | 0-255 |
|--------------+---------------------------------------------|
| Unit: | 1 minute |
|--------------+---------------------------------------------|
| Description: | Sets the length of time that the modem does |
| | not receive information before it |
| | disconnects. S19=0 will disable. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| LEASED-LINE RECONNECT |
|------------------------------------------------------------|
| Type: | Register |
|--------------+---------------------------------------------|
| Format: | AT [cmds] S44=n [cmds] |
|--------------+---------------------------------------------|
| Default: | 15 |
|--------------+---------------------------------------------|
| Range: | 0-255 |
|--------------+---------------------------------------------|
| Unit: | 1 second |
|--------------+---------------------------------------------|
| Description: | Sets the time when the modem will reconnect |
| | in leased-line mode when it detects a loss |
| | of carrier. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| LINE TYPE |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] &Ln [cmds] |
|--------------+---------------------------------------------|
| Description: | Selects line type |
|--------------+---------------------------------------------|
| Command | Line Type |
|--------------+---------------------------------------------|
| í &L0 | Switched line (PSTN/Dial-up) |
|--------------+---------------------------------------------|
| &L1 | Leased-line |
|--------------+---------------------------------------------|
| &L2 | Cellular operation |
+------------------------------------------------------------+
+------------------------------------------------------------+
| LOCK SERIAL PORT |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] &Bn [cmds] |
|--------------+---------------------------------------------|
| Description: | Sets operation of serial port speed |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| &B0 | Serial speed follows connect speed |
|--------------+---------------------------------------------|
| í &B1 | Serial speed locked |
|--------------+---------------------------------------------|
| &B2 | Serial speed locked in ARQ mode only |
+------------------------------------------------------------+
+------------------------------------------------------------+
| MAPPING |
|------------------------------------------------------------|
| Type: | Register |
|-----------------+------------------------------------------|
| Format: | AT [cmds] S55=n [cmds] |
|-----------------+------------------------------------------|
| Default: | 0 |
|-----------------+------------------------------------------|
| Range: | 0-15 |
|-----------------+------------------------------------------|
| Description: | Controls all Map options |
|------------------------------------------------------------|
| Bit | Value | Function |
|---------+----------+---------------------------------------|
| 0 | í 0 | 8S-2D map enabled |
| | | |
| | 1 | 8S-2D map disabled |
|------------------------------------------------------------|
| 1 | í 0 | 16S-4D map enabled |
| | | |
| | 1 | 16S-4D map disabled |
|-------------+--------+-------------------------------------|
| 2 | í 0 | 32S-2D map enabled |
| | | |
| | 1 | 32S-2D map disabled |
|-------------+--------+-------------------------------------|
| 3 | í 0 | 64S-4D map enabled |
| | | |
| | 1 | 64S-4D map disabled |
+------------------------------------------------------------+
+------------------------------------------------------------+
| ON-LINE |
|------------------------------------------------------------|
| Type: | Immediate |
|---------------+--------------------------------------------|
| Format: | AT [cmds] On [cmds] |
|---------------+--------------------------------------------|
| Description: | Controls on-line command (data |
| | transmission) mode options. |
|------------------------------------------------------------|
| Note: The O command must be placed at the end of the |
| command string. |
|------------------------------------------------------------|
| Command | Function |
|---------------+--------------------------------------------|
| O0 | On-line command mode with no retraining |
| | enabled |
|---------------+--------------------------------------------|
| O1 | On-line command mode with retraining |
| | enabled |
+------------------------------------------------------------+
+------------------------------------------------------------+
| PACKET SIZE - REDUCE |
|------------------------------------------------------------|
| Type: | Register |
|--------------+---------------------------------------------|
| Format: | AT [cmds] S33=n [cmds] |
|--------------+---------------------------------------------|
| Description: | Reduces the size of the packets being sent |
|------------------------------------------------------------|
| Command | Function |
|-----------------------+------------------------------------|
| í S33=0 | Reduce packet size disabled |
|-----------------------+------------------------------------|
| S33=1 | Reduce packet size enabled |
+------------------------------------------------------------+
+------------------------------------------------------------+
| PASSWORD - ASSIGNMENT |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] %L=n [cmds] |
|--------------+---------------------------------------------|
| Description: | Assign an account password as the local |
| | access password. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| PASSWORD - AUTO-PASS |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] %V=PWn [cmds] |
|--------------+---------------------------------------------|
| Description: | Make the password in account n as your |
| | auto-pass password |
+------------------------------------------------------------+
+------------------------------------------------------------+
| PASSWORD - SECURITY |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] %Pn=x [cmds] |
|--------------+---------------------------------------------|
| Description: | Sets, views or disables password security |
|------------------------------------------------------------|
| Command | Function |
|---------------+--------------------------------------------|
| %Pn= | Disable password security (%Pn=0 or 1) |
|---------------+--------------------------------------------|
| %Pn=x | Viewing privileges only (n=0), Viewing and |
| | configuration privileges (n=1) for |
| | specified password string (x). |
|---------------+--------------------------------------------|
| %Pn? | Display password n |
+------------------------------------------------------------+
+------------------------------------------------------------+
| PULSE DIALING RATIO |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] &Pn [cmds] |
|--------------+---------------------------------------------|
| Description: | Selects pulse dial make/break ratio |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| í &P0 | 39/61ms at 10pps (North America) |
|--------------+---------------------------------------------|
| &P1 | 33/67ms at 10pps (Europe) |
+------------------------------------------------------------+
+------------------------------------------------------------+
| REMOTE ACCESS - ESCAPE CHARACTER |
|------------------------------------------------------------|
| Type: | Register |
|--------------+---------------------------------------------|
| Format: | AT [cmds] S42=n [cmds] |
|--------------+---------------------------------------------|
| Default: | 126 |
|--------------+---------------------------------------------|
| Range: | 0-255 |
|--------------+---------------------------------------------|
| Unit: | ASCII |
|--------------+---------------------------------------------|
| Description: | Controls the remote access escape |
| | character, default character (~) Tilde. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| REMOTE ACCESS - LOG-IN ATTEMPTS |
|------------------------------------------------------------|
| Type: | Register |
|--------------+---------------------------------------------|
| Format: | AT [cmds] S41=n [cmds] |
|--------------+---------------------------------------------|
| Default: | 0 |
|--------------+---------------------------------------------|
| Range: | 0-255 |
|--------------+---------------------------------------------|
| Unit: | 1 attempt |
|--------------+---------------------------------------------|
| Description: | Sets the number of remote access log-in |
| | attempts. S41=0 disables and doesn’t allow |
| | remote access. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| REMOTE ACCESS - SEQUENCE |
|------------------------------------------------------------|
| Type: | Register |
|--------------+---------------------------------------------|
| Format: | AT [cmds] S43=n [cmds] |
|--------------+---------------------------------------------|
| Default: | 200 |
|--------------+---------------------------------------------|
| Range: | 0-255 |
|--------------+---------------------------------------------|
| Unit: | .02 second |
|--------------+---------------------------------------------|
| Description: | Sets the guard time for the remote access |
| | sequence, (~~~~). |
+------------------------------------------------------------+
+------------------------------------------------------------+
| REMOTE CONFIGURATION CONTROL |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] %Cn [cmds] |
|--------------+---------------------------------------------|
| Description: | Sets how the modem will react to remote |
| | configuration changes |
|------------------------------------------------------------|
| Command | Function |
|---------------+--------------------------------------------|
| í C0 | Remote configuration changes are deferred, |
| | this ensures that connections are made. |
|---------------+--------------------------------------------|
| C1 | Remote configuration changes are restored, |
| | restore original configuration after |
| | remote access. |
|---------------+--------------------------------------------|
| C2 | Remote configuration changes are effected |
| | immediately, changes are made now. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| REMOTE CONFIGURATION - DATA FORMAT |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] %Fn [cmds] |
|--------------+---------------------------------------------|
| Description: | Sets parity |
|------------------------------------------------------------|
| Command | Function |
|----------------+-------------------------------------------|
| %F0 | No Parity, 8 data bits |
|----------------+-------------------------------------------|
| %F1 | Mark Parity, 7 data bits |
|----------------+-------------------------------------------|
| %F2 | Odd Parity, 7 data bits |
|----------------+-------------------------------------------|
| %F3 | Even Parity, 7 data bits |
+------------------------------------------------------------+
+------------------------------------------------------------+
| REMOTE CONFIGURATION - SERIAL PORT SPEED |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] %Bn [cmds] |
|--------------+---------------------------------------------|
| Description: | Remotely configures the serial port speed |
|------------------------------------------------------------|
| Command | Function |
|-------------------+----------------------------------------|
| %B0 | Set serial port speed to 110Kbps |
|-------------------+----------------------------------------|
| %B1 | Set serial port speed to 300Kbps |
|-------------------+----------------------------------------|
| %B2 | Set serial port speed to 600bps |
|-------------------+----------------------------------------|
| %B3 | Set serial port speed to 1200bps |
|-------------------+----------------------------------------|
| %B4 | Set serial port speed to 2400bps |
|-------------------+----------------------------------------|
| %B5 | Set serial port speed to 4800bps |
|-------------------+----------------------------------------|
| %B6 | Set serial port speed to 9600bps |
|-------------------+----------------------------------------|
| %B7 | Set serial port speed to 19.2Kbps |
|-------------------+----------------------------------------|
| %B8 | Set serial port speed to 38.4Kbps |
|-------------------+----------------------------------------|
| %B9 | Set serial port speed to 57.6Kbps |
|-------------------+----------------------------------------|
| %B10 | Set serial port speed to 115.2Kbps |
+------------------------------------------------------------+
+------------------------------------------------------------+
| REMOTE CONFIGURATION - V.25bis CLOCK SPEED |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] %Nn [cmds] |
|--------------+---------------------------------------------|
| Description: | Sets the terminal to modem V.25bis clock |
| | speed |
|------------------------------------------------------------|
| Command | Function |
|----------------------+-------------------------------------|
| %N0 | Not used |
|----------------------+-------------------------------------|
| %N1 | Not used |
|----------------------+-------------------------------------|
| %N2 | Set clock speed to 1200bps |
|----------------------+-------------------------------------|
| %N3 | Set clock speed to 2400bps |
|----------------------+-------------------------------------|
| %N4 | Set clock speed to 4800bps |
|----------------------+-------------------------------------|
| %N5 | Set clock speed to 7200bps |
|----------------------+-------------------------------------|
| í %N6 | Set clock speed to 9600bps |
|----------------------+-------------------------------------|
| %N7 | Set clock speed to 12Kbps |
|----------------------+-------------------------------------|
| %N8 | Set clock speed to 14.4Kbps |
|----------------------+-------------------------------------|
| %N9 | Set clock speed to 16.8Kbps |
|----------------------+-------------------------------------|
| %N10 | Set clock speed to 19.2Kbps |
+------------------------------------------------------------+
+------------------------------------------------------------+
| REPEAT COMMAND STRING |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] > [cmds] |
|--------------+---------------------------------------------|
| Description: | Causes modem to repeat command string until |
| | a keyboard key is pressed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| REPEAT DIAL STRING |
|------------------------------------------------------------|
| Type: | Immediate |
|--------------+---------------------------------------------|
| Format: | A> |
|--------------+---------------------------------------------|
| Description: | Repeat mode enabled and the dial string |
| | last executed will be carried out until a |
| | connection is established or 10 attempts |
| | made. |
|--------------+---------------------------------------------|
| Note: | Do not precede this command with AT, or |
| | follow it with <CR>. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| REPEAT PREVIOUS COMMAND |
|------------------------------------------------------------|
| Type: | Immediate |
|--------------+---------------------------------------------|
| Format: | A/ |
|--------------+---------------------------------------------|
| Description: | Repeats previous command, mainly used for |
| | redial. |
|--------------+---------------------------------------------|
| Note: | Do not precede this command with AT, or |
| | follow it with <CR>. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| REPORT INFORMATION |
|------------------------------------------------------------|
| Type: | Immediate |
|--------------+---------------------------------------------|
| Format: | AT [cmds] In [cmds] |
|--------------+---------------------------------------------|
| Description: | Displays information requested |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| I0 | Reports 4-digit product code |
|--------------+---------------------------------------------|
| I1 | Reports ROM checksum |
|--------------+---------------------------------------------|
| I2 | Reports RAM checksum |
|--------------+---------------------------------------------|
| I3 | Reports call duration (ATK0) or real time |
| | (ATK1) |
|--------------+---------------------------------------------|
| I4 | Reports current command settings |
|--------------+---------------------------------------------|
| I5 | Reports NVRAM settings |
|--------------+---------------------------------------------|
| I6 | Reports link diagnostics |
|--------------+---------------------------------------------|
| I7 | Reports product configuration |
|--------------+---------------------------------------------|
| I10 | Reports dial security account status |
| | information |
+------------------------------------------------------------+
+------------------------------------------------------------+
| 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 while in |
| | originate mode |
+------------------------------------------------------------+
+------------------------------------------------------------+
| RESULT CODE FORMAT |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] Vn [cmds] |
|--------------+---------------------------------------------|
| Description: | Selects word or numeric format for |
| | information-text and result codes |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| V0 | Numeric format enabled |
|--------------+---------------------------------------------|
| V1 | Verbose (word) format enabled |
+------------------------------------------------------------+
+------------------------------------------------------------+
| RTS TO CTS DELAY |
|------------------------------------------------------------|
| Type: | Register |
|--------------+---------------------------------------------|
| Format | AT [cmds] S26=n [cmds] |
|--------------+---------------------------------------------|
| Default: | 1 |
|--------------+---------------------------------------------|
| Range: | 0-255 |
|--------------+---------------------------------------------|
| Unit: | .01 second |
|--------------+---------------------------------------------|
| Description: | Sets the duration of delay for CTS to |
| | respond to RTS status change in synchronous |
| | mode. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| SECURITY ACCOUNTS |
|------------------------------------------------------------|
|Type: |Configuration |
|----------------+-------------------------------------------|
|Format: |AT %An=(field parameters) <cr> |
|----------------+-------------------------------------------|
|Example: |AT%A0=DOG,Y,Y,N,1-234-567-8901<cr> |
|----------------+-------------------------------------------|
|Description: |Make and configure security accounts, |
| |(n=0-9) |
|------------------------------------------------------------|
| Parameter options |
|------------------------------------------------------------|
| Password |Account| Dialback | Allow new | Dialback |
| enabled |enabled| enabled | number | number |
|------------+-------+------------+-----------+--------------|
|8-characters| Yes | Yes | Yes |37-characters |
| | | | | |
| Case | No | No | No | (0-9) |
| sensitive | | | | |
|------------+-------+------------+-----------+--------------|
| DOG | Y | Y | N |1-234-567-8901|
+------------------------------------------------------------+
+------------------------------------------------------------+
| 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 | Busy and dial tone detection disabled; |
| | result codes 0-4 enabled. |
|--------------+---------------------------------------------|
| X1 | Busy and dial tone detection disabled; |
| | result codes 0-5, 10, 13-107 enabled |
|--------------+---------------------------------------------|
| X2 | Busy tone detection disabled, dial tone |
| | detection enabled; result codes 0-6, 10, |
| | 13-107 enabled; also adaptive dialing, wait |
| | for second dial tone, and fast dialing |
| | enabled. |
|--------------+---------------------------------------------|
| X3 | Busy tone detection enabled, dial tone |
| | detection disabled; result codes 0-5, 7-8, |
| | 10, 13-107 enabled; also adaptive dialing, |
| | and wait for answer enabled. |
|--------------+---------------------------------------------|
| X4 | Busy and dial tone detection enabled; |
| | result codes 0-10, 13-107 enabled; also |
| | adaptive dialing, wait for second dial |
| | tone, wait for answer, and fast dialing |
| | enabled. |
|--------------+---------------------------------------------|
| X5 | Busy tone detection enabled, dial tone |
| | detection disabled; result codes 0-5, 7-107 |
| | enabled; also adaptive dialing, wait for |
| | second dial tone, and wait for answer |
| | enabled. |
|--------------+---------------------------------------------|
| X6 | Busy and dial tone detection enabled; |
| | result codes 0-107 enabled; also adaptive |
| | dialing, wait for second dial tone, wait |
| | for answer, and fast dialing enabled. |
|--------------+---------------------------------------------|
| í X7 | Busy and dial tone detection enabled; |
| | result codes 0-11, 13-107 enabled; also |
| | adaptive dialing, wait for second dial |
| | tone, wait for answer, and fast dialing |
| | enabled. |
|------------------------------------------------------------|
| Note: Valid numeric result codes; 0-8, 10-13, 18, 20, 21, |
| 25, 47, 85, 91, 99, 103, and 107. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| SOFT RESET |
|------------------------------------------------------------|
| Type: | Immediate |
|--------------+---------------------------------------------|
| Format: | AT [cmds] Z [cmds] |
|--------------+---------------------------------------------|
| Description: | Restores modem profiles previously saved in |
| | non-volatile RAM |
|--------------+---------------------------------------------|
| Note: | If SW1/J is OFF, then the modem will reset |
| | to AT&F0 profile. (External models only) |
+------------------------------------------------------------+
+------------------------------------------------------------+
| SPEAKER MODE |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] Mn [cmds] |
|--------------+---------------------------------------------|
| Description: | Selects various speaker options |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| M0 | Speaker disabled |
|--------------+---------------------------------------------|
| í M1 | Speaker enabled until carrier signal |
| | detected |
|--------------+---------------------------------------------|
| M2 | Speaker enabled |
|--------------+---------------------------------------------|
| M3 | Speaker enabled following dialing, then |
| | disabled after carrier signal detected. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| SPEAKER VOLUME |
|------------------------------------------------------------|
| Type: | Configuration |
|-----------------------+------------------------------------|
| Format: | AT [cmds] Ln [cmds] |
|-----------------------+------------------------------------|
| Description: | Controls speaker volume |
|------------------------------------------------------------|
| Note: Command works for internal models only, externals |
| will return ‘OK’. |
|------------------------------------------------------------|
| Command | Function |
|-----------------------+------------------------------------|
| L0 | Low volume setting |
|-----------------------+------------------------------------|
| L1 | Low volume setting |
|-----------------------+------------------------------------|
| í L2 | Medium volume setting |
|-----------------------+------------------------------------|
| L3 | Highest volume setting |
+------------------------------------------------------------+
+------------------------------------------------------------+
| STATUS-REGISTER |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | Read: AT [cmds] Sn? [cmds] |
| | |
| | Write: AT [cmds] Sn=x [cmds] |
|--------------+---------------------------------------------|
| Description: | Writes to or reads from a specified |
| | register. Valid values 0-255 |
|------------------------------------------------------------|
| Command | Function |
|---------------+--------------------------------------------|
| Sn.b=x | Write to register bit b using values 0 |
| | (off) and 1 (on) for x |
+------------------------------------------------------------+
+------------------------------------------------------------+
| STORE ACTIVE PROFILE |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] &Wn [cmds] |
|--------------+---------------------------------------------|
| Description: | Writes the values for the active profile |
| | into the non-volatile RAM templates |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| &W0 | Write the active profile to stored template |
| | 0 |
|--------------+---------------------------------------------|
| &W1 | Write the active profile to stored template |
| | 1 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| STORE COMMAND STRING |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] &ZCn=(command string) |
|--------------+---------------------------------------------|
| Description: | Writes selected command string into the |
| | non-volatile memory at location n (n=0-9) |
|------------------------------------------------------------|
| Command | Function |
|-------------------+----------------------------------------|
| &ZC=n | Writes command string into the |
| | non-volatile memory at location n |
|-------------------+----------------------------------------|
| &ZC? | Displays stored command string |
+------------------------------------------------------------+
+------------------------------------------------------------+
| STORE DIAL STRING |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] &Zn=(phone # & modifiers) |
|--------------+---------------------------------------------|
| Description: | Writes selected dial string into the |
| | non-volatile memory at location n (n=0-9) |
|------------------------------------------------------------|
| Note: The characters described in the D command are |
| valid for use in the &Z command. |
|------------------------------------------------------------|
| Command | Function |
|----------------+-------------------------------------------|
| &Zn? | Displays phone number from non-volatile |
| | memory at location n |
+------------------------------------------------------------+
+------------------------------------------------------------+
| TEST MODES |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] &Tn [cmds] |
|--------------+---------------------------------------------|
| Description: | Controls loopback tests: analog, digital, |
| | remote digital, and self tests. |
|------------------------------------------------------------|
| Command | Function |
|---------------+--------------------------------------------|
| &T0 | Testing disabled |
|---------------+--------------------------------------------|
| &T1 | Local analog loopback enabled |
|---------------+--------------------------------------------|
| &T3 | Local digital loopback enabled |
|---------------+--------------------------------------------|
| &T4 | Remote digital loopback enabled |
|---------------+--------------------------------------------|
| &T5 | Remote digital loopback prohibited |
|---------------+--------------------------------------------|
| &T6 | Remote digital loopback initiated |
|---------------+--------------------------------------------|
| &T7 | Remote digital loopback w/ self-test and |
| | error detector in progress |
|---------------+--------------------------------------------|
| &T8 | Local analog loopback w/ self-test and |
| | error detector in progress |
+------------------------------------------------------------+
+------------------------------------------------------------+
| TEST MODES |
|------------------------------------------------------------|
| Type: | Register |
|----------------+-------------------------------------------|
| Format: | AT [cmds] S16=n [cmds] |
|----------------+-------------------------------------------|
| Default: | 0 |
|----------------+-------------------------------------------|
| Range: | 0-15 |
|----------------+-------------------------------------------|
| Description: | Controls tests, analog loopback, dial, |
| | test pattern and remote digital loopback. |
|------------------------------------------------------------|
| Bit | Value | Function |
|---------+-------+------------------------------------------|
| 0 | í 0 | Local analog loopback disabled |
| | | |
| | 1 | Local analog loopback enabled |
|------------------------------------------------------------|
| 1 | í | Dial test disabled |
| | 0 | |
| | | Dial test enabled |
| | 1 | |
|-------------+----+-----------------------------------------|
| 2 | í | Test pattern disabled |
| | 0 | |
| | | Test pattern enabled |
| | 1 | |
|-------------+----+-----------------------------------------|
| 3 | í | Remote digital loopback disabled |
| | 0 | |
| | | Remote digital loopback enabled |
| | 1 | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| TEST TIMER |
|------------------------------------------------------------|
| Type: | Register |
|--------------+---------------------------------------------|
| Format | AT [cmds] S18=n [cmds] |
|--------------+---------------------------------------------|
| Default: | 0 |
|--------------+---------------------------------------------|
| Range: | 0-255 |
|--------------+---------------------------------------------|
| Unit: | 1 second |
|--------------+---------------------------------------------|
| Description: | Sets the maximum duration for modem tests |
|------------------------------------------------------------|
| Note: S18=0 disables the timer and allows an |
| indefinite duration. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| TIME DISPLAY |
|------------------------------------------------------------|
| Type: | Immediate |
|--------------+---------------------------------------------|
| Format: | AT [cmds] Kn [cmds] |
|--------------+---------------------------------------------|
| Description: | Displays the current call time or clock |
| | time |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| K0 | Display length of last call, if off-line; |
| | duration of call while on-line. |
|--------------+---------------------------------------------|
| K1 | Display actual time (HH:MM:SS) |
+------------------------------------------------------------+
+------------------------------------------------------------+
| TRANSMITTER |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] Cn [cmds] |
|--------------+---------------------------------------------|
| Description: | Controls the transmitter. |
|------------------------------------------------------------|
| Command | Function |
|---------------+--------------------------------------------|
| C0 | Disable transmitter, receive-only |
| | operation. |
|---------------+--------------------------------------------|
| í C1 | Enable transmitter |
+------------------------------------------------------------+
+------------------------------------------------------------+
| VOICE/DATA SWITCH |
|------------------------------------------------------------|
| Type: | Register |
|--------------+---------------------------------------------|
| Format: | AT [cmds] S32=n [cmds] |
|--------------+---------------------------------------------|
| Description: | Controls voice/data switch functions |
|------------------------------------------------------------|
| Command | Function |
|---------------+--------------------------------------------|
| S32=0 | All functions disabled |
|---------------+--------------------------------------------|
| S32=1 | Voice/data, originate |
|---------------+--------------------------------------------|
| S32=2 | Voice/data, answer |
|---------------+--------------------------------------------|
| S32=3 | Redial last number |
|---------------+--------------------------------------------|
| S32=4 | Dial number from stored position 0 |
|---------------+--------------------------------------------|
| S32=5 | Auto-answer on/off toggle |
|---------------+--------------------------------------------|
| S32=6 | Reset modem |
|---------------+--------------------------------------------|
| S32=7 | Remote digital loopback initiated |
|---------------+--------------------------------------------|
| S32=8 | Busy out phone line toggle |
|---------------+--------------------------------------------|
| í S32=9 | Execute command string from &ZC. If there |
| | is no command string, the modem acts on |
| | S32=1. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| V.21 - HANDSHAKE TIME |
|------------------------------------------------------------|
| Type: | Register |
|--------------+---------------------------------------------|
| Format: | AT [cmds] S29=n [cmds] |
|--------------+---------------------------------------------|
| Default: | 20 |
|--------------+---------------------------------------------|
| Range: | 0-255 |
|--------------+---------------------------------------------|
| Unit: | .1 second |
|--------------+---------------------------------------------|
| Description: | Sets length of V.21 handshake |
+------------------------------------------------------------+
+------------------------------------------------------------+
| V.32 - HANDSHAKE TIME |
|------------------------------------------------------------|
| Type: | Register |
|--------------+---------------------------------------------|
| Format: | AT [cmds] S28=n [cmds] |
|--------------+---------------------------------------------|
| Default: | 8 |
|--------------+---------------------------------------------|
| Range: | 0-255 |
|--------------+---------------------------------------------|
| Unit: | .1 second |
|--------------+---------------------------------------------|
| Description: | Sets length of V.32 handshake |
+------------------------------------------------------------+
V.25bis Command Set
+------------------------------------------------------------+
| CONNECT INCOMING CALLS |
|------------------------------------------------------------|
| Type: | Immediate |
|--------------+---------------------------------------------|
| Format: | CIC |
|--------------+---------------------------------------------|
| Description: | Instructs the modem to answer an incoming |
| | call; if no call is currently incoming, a |
| | result of INV will be returned. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CALL REQUESTED NUMBER |
|------------------------------------------------------------|
| Type: | Immediate |
|--------------+---------------------------------------------|
| Format: | CRN<#> |
|--------------+---------------------------------------------|
| Description: | Dials the number given; it will ignore |
| | spaces and hyphens in the string. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CALL REQUEST WITH ADDRESS |
|------------------------------------------------------------|
| Type: | Immediate |
|--------------+---------------------------------------------|
| Format: | CRSn |
|--------------+---------------------------------------------|
| Description: | Dials the number stored in NVRAM location n |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DISREGARD INCOMING CALL |
|------------------------------------------------------------|
| Type: | Immediate |
|--------------+---------------------------------------------|
| Format: | DIC |
|--------------+---------------------------------------------|
| Description: | Instructs the modem to ignore the incoming |
| | call, if the modem is set to automatically |
| | answer; if no call is currently incoming, a |
| | result of INV will be returned. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| PROGRAM NUMBER |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | PRNn |
|--------------+---------------------------------------------|
| Description: | Stores a phone number in memory address n. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| REQUEST LIST OF FORBIDDEN NUMBERS |
|------------------------------------------------------------|
| Type: | Immediate |
|--------------+---------------------------------------------|
| Format: | RFN |
|--------------+---------------------------------------------|
| Description: | Requests the list of forbidden numbers from |
| | the modem; the modem is unable to dial |
| | numbers on this list until its power has |
| | been cycled; if this feature is not |
| | enabled, the modem will return INV. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| REQUEST LISTED NUMBERS |
|------------------------------------------------------------|
| Type: | Immediate |
|--------------+---------------------------------------------|
| Format: | RLN |
|--------------+---------------------------------------------|
| Description: | Requests the modem to return the list of |
| | stored numbers in NVRAM; if no numbers are |
| | stored, the modem will return LSN. |
+------------------------------------------------------------+
V.25bis Result codes
+------------------------------------------------------------+
| CALL FAILURE INDICATOR |
|------------------------------------------------------------|
| Type: | Response |
|-------------------+----------------------------------------|
| Format: | CFIxx |
|-------------------+----------------------------------------|
| Description: | Indicates that the attempt to connect |
| | failed |
|------------------------------------------------------------|
| Response | Name | Description |
|------------+-----------+-----------------------------------|
| CFAB | Abort | The call was aborted because |
| | | either no dialtone was detected |
| | | or a character was received from |
| | | the host computer. |
|------------+-----------+-----------------------------------|
| CFCB | DCE Busy | An incoming call was detected |
| | | after the dialing command was |
| | | issued |
|------------+-----------+-----------------------------------|
| CFET | Engaged | A busy signal was detected |
| | Tone | |
|------------+-----------+-----------------------------------|
| CFFC | Forbidden | The number given is on the |
| | Call | forbidden list |
|------------+-----------+-----------------------------------|
| CFNS | Not | The memory address given did not |
| | Stored | contain a valid telephone number |
|------------+-----------+-----------------------------------|
| CFNT | No Tone | The remote party did not issue a |
| | | response tone |
|------------+-----------+-----------------------------------|
| CFRT | Ring Tone | A responding tone was detected, |
| | | but the call timed out before it |
| | | was completed. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CONNECTION |
|------------------------------------------------------------|
| Type: | Response |
|--------------+---------------------------------------------|
| Format: | CNX |
|--------------+---------------------------------------------|
| Description: | A connection has been successfully |
| | established |
+------------------------------------------------------------+
+------------------------------------------------------------+
| LIST OF NUMBERS |
|------------------------------------------------------------|
| Type: | Response |
|--------------+---------------------------------------------|
| Format: | LS |
|--------------+---------------------------------------------|
| Description: | This code is given in response to a number |
| | just dialed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| LIST OF STORED NUMBERS |
|------------------------------------------------------------|
| Type: | Response |
|--------------+---------------------------------------------|
| Format: | LSN |
|--------------+---------------------------------------------|
| Description: | This code is given in response to a RLN |
| | command |
+------------------------------------------------------------+
+------------------------------------------------------------+
| LIST OF STORED FORBIDDEN NUMBERS |
|------------------------------------------------------------|
| Type: | Response |
|--------------+---------------------------------------------|
| Format: | LSF |
|--------------+---------------------------------------------|
| Description: | This code is given in response to a RFN |
| | command; it indicates that the number is on |
| | the forbidden list and cannot be dialed. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| INCOMING CALL |
|------------------------------------------------------------|
| Type: | Response |
|--------------+---------------------------------------------|
| Format: | INC |
|--------------+---------------------------------------------|
| Description: | An incoming call has been detected |
+------------------------------------------------------------+
+------------------------------------------------------------+
| INVALID |
|------------------------------------------------------------|
| Type: | Response |
|--------------+---------------------------------------------|
| Format: | INV |
|--------------+---------------------------------------------|
| Description: | The modem was issued an improper command, |
| | optional parameters maybe displayed. |
|------------------------------------------------------------|
| Response | Description |
|------------------------+-----------------------------------|
| INVMS | Message syntax error |
|------------------------+-----------------------------------|
| INVCU | Unknown command |
|------------------------+-----------------------------------|
| INVPS | Parameter syntax error |
|------------------------+-----------------------------------|
| INVPV | Parameter value error |
+------------------------------------------------------------+
+------------------------------------------------------------+
| VALID |
|------------------------------------------------------------|
| Type: | Response |
|--------------+---------------------------------------------|
| Format: | VAL |
|--------------+---------------------------------------------|
| Description: | The command issued is valid and is being |
| | executed |
+------------------------------------------------------------+