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# PURE DATA, LTD.
PDMCIA-V.32BIS
Modem Type Data (synchronous/asynchronous)/Fax
Maximum Data Rate 14.4Kbps
Maximum Fax Rate 9600bps
Data Bus PCMCIA
Fax Class Class I
Data Modulation Bell 103A/212A
Protocol
ITU-T V.21, V.22, V.22bis, V.32,
V.32bis
Fax Modulation ITU-T V.21CH.2, V.27ter, V.29
Protocol
Error MNP5, V.42, V.42bis
Correction/Compression
V1550
Proprietary AT Command Set
+------------------------------------------------------------+
| AUTO-RELIABLE FALLBACK CHARACTER |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] %An [cmds] |
|--------------+---------------------------------------------|
| Example: | AT%A20<CR> |
|--------------+---------------------------------------------|
| Default: | Unidentified |
|--------------+---------------------------------------------|
| Range: | 0-127 |
|--------------+---------------------------------------------|
| Unit: | ASCII |
|--------------+---------------------------------------------|
| Description: | Sets the character used as the |
| | auto-reliable fallback character. %A0 will |
| | disable this function. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| AUTO-RELIABLE TIME BUFFER CONFIGURATION |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] &On [cmds] |
|--------------+---------------------------------------------|
| Example: | AT &O1 &Q4<CR> |
|--------------+---------------------------------------------|
| Description: | Controls the handling of incoming data |
| | during auto-reliable time period. |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| &O0 | Data is discarded. |
|--------------+---------------------------------------------|
| &O1 | Data is buffered. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| AUTO-RELIABLE TIME BUFFER CONFIGURATION |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] \Cn [cmds] |
|--------------+---------------------------------------------|
| Example: | AT \C1 \B<CR> |
|--------------+---------------------------------------------|
| Description: | Controls the handling of incoming data |
| | during auto-reliable time period. |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| \C0 | Data is discarded. |
|--------------+---------------------------------------------|
| \C1 | Data is buffered. |
|--------------+---------------------------------------------|
| \C2 | Data is discarded, modem returns to normal |
| | mode on receiving auto-reliable fallback |
| | character. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| AUTO-RETRAIN |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] &En [cmds] |
|--------------+---------------------------------------------|
| Example: | AT &E0 H1<CR> |
|--------------+---------------------------------------------|
| Description: | Selects auto-retrain mode. |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| &E0 | Auto-retrain disabled. |
|--------------+---------------------------------------------|
| &E1 | Auto-retrain enabled. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| AUTO-RETRAIN |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmd] %En [cmd] |
|--------------+---------------------------------------------|
| Example: | AT %E1 <CR> |
|--------------+---------------------------------------------|
| Description: | Selects auto-retrain mode. |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| %E0 | Auto-retrain disabled. |
|--------------+---------------------------------------------|
| %E1 | Auto-retrain enabled. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| BIT-MAPPED REGISTER S14 |
|------------------------------------------------------------|
| Format | AT [cmds] S14? [cmds] |
|-----------------+------------------------------------------|
| Example: | ATS14?<CR> |
|-----------------+------------------------------------------|
| Default: | Read only |
|-----------------+------------------------------------------|
| Range: | 0-255 |
|-----------------+------------------------------------------|
| Unit: | Bit-mapped |
|-----------------+------------------------------------------|
| Description: | Reports echo, result codes, result code |
| | display, dumb mode, dial mode, and |
| | answer/originate mode. |
|------------------------------------------------------------|
| Bit | Value | Meaning |
|----------+-----------+-------------------------------------|
| 0 | 0 | Not used. |
|----------+-----------+-------------------------------------|
| 1 | 0 | Command echo disabled. |
| | | |
| | 1 | Command echo enabled. |
|----------+-----------+-------------------------------------|
| 2 | 0 | Result codes enabled. |
| | | |
| | 1 | Result codes disabled. |
|----------+-----------+-------------------------------------|
| 3 | 0 | Display result codes in numeric |
| | | format. |
| | 1 | |
| | | Display result codes in verbose |
| | | format. |
|----------+-----------+-------------------------------------|
| 4 | 0 | Dumb mode disabled. |
| | | |
| | 1 | Dumb mode enabled. |
|----------+-----------+-------------------------------------|
| 5 | 0 | Tone dial enabled. |
| | | |
| | 1 | Pulse dial enabled. |
|----------+-----------+-------------------------------------|
| 6 | 0 | Not used. |
|----------+-----------+-------------------------------------|
| 7 | 0 | Answer mode enabled. |
| | | |
| | 1 | Originate mode enabled. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| BIT-MAPPED REGISTER S21 |
|------------------------------------------------------------|
| Format | AT [cmds] S21? [cmds] |
|----------------+-------------------------------------------|
| Example: | ATS21?<CR> |
|----------------+-------------------------------------------|
| Default: | Read only |
|----------------+-------------------------------------------|
| Range: | 0 - 255 |
|----------------+-------------------------------------------|
| Unit: | Bit-mapped |
|----------------+-------------------------------------------|
| Description: | Reports jack type, CTS signal, low DTR |
| | action, DCD signal, DSR signal, and the |
| | Long Space Disconnect function. |
|------------------------------------------------------------|
| Bit | Value | Meaning |
|----------+-------+-----------------------------------------|
| 0 | 0 | Selects RJ-11, RJ-41S, or RJ45S jack. |
| | | |
| | 1 | Selects RJ-12 or RJ-13 jack. |
|----------+-------+-----------------------------------------|
| 1 | 0 | Not used. |
|----------+-------+-----------------------------------------|
| 2 | 0 | CTS follows RTS. |
| | | |
| | 1 | CTS forced high. |
|----------+-------+-----------------------------------------|
| 4, 3 | 00 | DTR signal ignored. |
| | | |
| | 01 | Modem goes to command mode on low DTR. |
| | | |
| | 10 | Modem disconnects on low DTR. |
| | | Auto-Answer is disabled. |
| | 11 | |
| | | Modem is initialized on low DTR. |
|----------+-------+-----------------------------------------|
| 5 | 0 | DCD forced high. |
| | | |
| | 1 | DCD normal. |
|----------+-------+-----------------------------------------|
| 6 | 0 | DSR forced high. |
| | | |
| | 1 | DSR normal. |
|----------+-------+-----------------------------------------|
| 7 | 0 | Long Space Disconnect function |
| | | disabled. |
| | 1 | |
| | | Long Space Disconnect function enabled. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| BIT-MAPPED REGISTER S22 |
|------------------------------------------------------------|
| Format | AT [cmds] S22? [cmds] |
|-----------------+------------------------------------------|
| Example: | ATS22?<CR> |
|-----------------+------------------------------------------|
| Default: | Read only |
|-----------------+------------------------------------------|
| Range: | 0-255 |
|-----------------+------------------------------------------|
| Unit: | Bit-mapped |
|-----------------+------------------------------------------|
| Description: | Reports speaker volume and controls, |
| | limits results codes and make-break |
| | ratio. |
|------------------------------------------------------------|
| Bit | Value | Meaning |
|------------+-------+---------------------------------------|
| 1, 0 | 00 | Off volume. |
| | | |
| | 01 | On volume. |
| | | |
| | 10 | Medium level volume. |
| | | |
| | 11 | High level volume. |
|------------+-------+---------------------------------------|
| 3, 2 | 00 | Speaker off. |
| | | |
| | 01 | Speaker off on carrier. |
| | | |
| | 10 | Speaker always on. |
| | | |
| | 11 | Speaker on during handshake. |
|------------+-------+---------------------------------------|
| 6, 5, 4 | 000 | Basic result codes only enabled. |
| | | |
| | 001 | Basic and connection speed result |
| | | codes enabled. |
| | 010 | |
| | | Basic and connection speed result |
| | 011 | codes and dialtone detection enabled. |
| | | |
| | 100 | All result codes except dialtone |
| | | detection enabled. |
| | | |
| | | All result codes enabled. |
|------------+-------+---------------------------------------|
| 7 | 0 | Pulse dial make-break 39%/61%. |
| | | |
| | 1 | Pulse dial make-break 33%/67%. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| BIT-MAPPED REGISTER S23 |
|------------------------------------------------------------|
| Format | AT [cmds] S23? [cmds] |
|----------------+-------------------------------------------|
| Example: | ATS23?<CR> |
|----------------+-------------------------------------------|
| Default: | Read only |
|----------------+-------------------------------------------|
| Range: | 0-255 |
|----------------+-------------------------------------------|
| Unit: | Bit-mapped |
|----------------+-------------------------------------------|
| Description: | Reports remote digital loopback, DTE rate |
| | and parity, and guard tone. |
|------------------------------------------------------------|
| Bit | Value | Meaning |
|-----------+-------+----------------------------------------|
| 0 | 0 | Remote digital loopback denied. |
| | | |
| | 1 | Remote digital loopback allowed. |
|-----------+-------+----------------------------------------|
| 3, 2, 1 | 000 | Sets serial port speed to 0-300bps. |
| | | |
| | 001 | Sets serial port speed to 1200bps. |
| | | |
| | 010 | Sets serial port speed to 2400bps. |
| | | |
| | 011 | Sets serial port speed to 4800bps. |
| | | |
| | 100 | Sets serial port speed to 7200bps. |
| | | |
| | 101 | Sets serial port speed to 9600bps. |
| | | |
| | 110 | Sets serial port speed to 12000bps. |
| | | |
| | 111 | Sets serial port speed to 14400bps. |
|-----------+-------+----------------------------------------|
| 5, 4 | 00 | Parity even. |
| | | |
| | 01 | Not used. |
| | | |
| | 10 | Parity odd. |
| | | |
| | 11 | No Parity. |
|-----------+-------+----------------------------------------|
| 7, 6 | 00 | Guard tone disabled. |
| | | |
| | 01 | Guard tone 550Hz enabled. |
| | | |
| | 10 | Guard tone 1800Hz enabled. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| BREAK SEND |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] \Bn [cmds] |
|--------------+---------------------------------------------|
| Example: | AT \B3 &W<CR> |
|--------------+---------------------------------------------|
| Default: | 3 |
|--------------+---------------------------------------------|
| Range: | 1-9 |
|--------------+---------------------------------------------|
| Unit: | .1 second |
|--------------+---------------------------------------------|
| Description: | Sends break to modem. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| BREAK TYPE |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] \Kn [cmds] |
|--------------+---------------------------------------------|
| Example: | AT \K1 <CR> |
|--------------+---------------------------------------------|
| Description: | Configures action of break signal. |
|------------------------------------------------------------|
| Command | Break from | Modem | Break |
| | DTE | receives \B | received |
| | | | from remote |
| | | | modem |
|---------------+---------------+--------------+-------------|
| \K0 | Online | Break sent | Buffers |
| | command mode | to remote | cleared, |
| | enabled, send | modem and | break sent |
| | no break to | buffered | to DTE. |
| | remote modem. | cleared. | |
|---------------+---------------+--------------+-------------|
| \K1 | Break sent to | Break sent | Buffers |
| | remote modem | to remote | cleared, |
| | and buffered | modem and | break sent |
| | cleared. | buffered | to DTE. |
| | | cleared. | |
|---------------+---------------+--------------+-------------|
| \K2 | Online | Send break | Break sent |
| | command mode | to remote | immediately |
| | enabled, send | modem | to DTE. |
| | no break to | immediately. | |
| | remote modem. | | |
|---------------+---------------+--------------+-------------|
| \K3 | Send break to | Send break | Break sent |
| | remote modem | to remote | immediately |
| | immediately. | modem | to DTE. |
| | | immediately. | |
|---------------+---------------+--------------+-------------|
| \K4 | Online | Send break | Break sent |
| | command mode | with | with |
| | enabled, send | transmitted | received |
| | no break to | data. | data to the |
| | remote modem. | | DTE. |
|---------------+---------------+--------------+-------------|
| \K5 | Send break | Send break | Break sent |
| | with | with | with |
| | transmitted | transmitted | received |
| | data. | data. | data to the |
| | | | DTE. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| COMPRESSION |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] &Un [cmds] |
|--------------+---------------------------------------------|
| Example: | AT %E &U1 \K<CR> |
|--------------+---------------------------------------------|
| Description: | Selects data compression. |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| &U0 | Data compression disabled. |
|--------------+---------------------------------------------|
| &U1 | Data compression enabled. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CONNECT MODE |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] \Nn [cmds] |
|--------------+---------------------------------------------|
| Example: | AT \N1 DT555-1212<CR> |
|--------------+---------------------------------------------|
| Description: | Sets connect mode. |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| \N0 | Normal mode enabled. |
|--------------+---------------------------------------------|
| \N1 | Normal mode enabled. |
|--------------+---------------------------------------------|
| \N2 | Reliable mode enabled, MNP only. |
|--------------+---------------------------------------------|
| \N3 | Auto-reliable mode enabled, MNP with |
| | fallback to Normal mode. |
|--------------+---------------------------------------------|
| \N4 | Reliable mode enabled, LAPM only. |
|--------------+---------------------------------------------|
| \N5 | Auto-reliable mode enabled, LAPM with |
| | fallback to Normal mode. |
|--------------+---------------------------------------------|
| \N6 | Reliable mode enabled, LAPM with fallback |
| | to MNP mode. |
|--------------+---------------------------------------------|
| \N7 | Auto-reliable mode enabled, LAPM with |
| | fallback to MNP then to Normal mode. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CONNECTION SPEED LOWER LIMIT |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] %Mn [cmds] |
|--------------+---------------------------------------------|
| Example: | AT %M300 \JO<CR> |
|--------------+---------------------------------------------|
| Description: | Sets slowest allowed connection speed. |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| %M300 | Select 300bps minimum speed. |
|--------------+---------------------------------------------|
| %M1200 | Select 1200bps minimum speed. |
|--------------+---------------------------------------------|
| %M2400 | Select 2400bps minimum speed. |
|--------------+---------------------------------------------|
| %M4800 | Select 4800bps minimum speed. |
|--------------+---------------------------------------------|
| %M7200 | Select 7200bps minimum speed. |
|--------------+---------------------------------------------|
| %M9600 | Select 9600bps minimum speed. |
|--------------+---------------------------------------------|
| %M12000 | Select 12Kbps minimum speed. |
|--------------+---------------------------------------------|
| %M14400 | Select 14.4Kbps minimum speed. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CONNECTION SPEED UPPER LIMIT |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] %Bn [cmds] |
|--------------+---------------------------------------------|
| Example: | AT %M1200 %B9600 \J1<CR> |
|--------------+---------------------------------------------|
| Description: | Sets fastest allowed connection speed. |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| %B300 | Select 300bps maximum speed. |
|--------------+---------------------------------------------|
| %B1200 | Select 1200bps maximum speed. |
|--------------+---------------------------------------------|
| %B2400 | Select 2400bps maximum speed. |
|--------------+---------------------------------------------|
| %B4800 | Select 4800bps maximum speed. |
|--------------+---------------------------------------------|
| %B7200 | Select 7200bps maximum speed. |
|--------------+---------------------------------------------|
| %B9600 | Select 9600bps maximum speed. |
|--------------+---------------------------------------------|
| %B12000 | Select 12Kbps maximum speed. |
|--------------+---------------------------------------------|
| %B14400 | Select 14.4Kbps maximum speed with V.32bis |
| | option. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| COMPRESSION |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmd] %Cn [cmd] |
|--------------+---------------------------------------------|
| Example: | AT %C1<CR> |
|--------------+---------------------------------------------|
| Description: | Selects data compression. |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| %C0 | Data compression disabled. |
|--------------+---------------------------------------------|
| %C1 | Data compression requested, V.42bis in |
| | LAPM, MNP5 in MNP. |
|--------------+---------------------------------------------|
| %C2 | Data compression requested, V.42bis in |
| | LAPM, MNP5 in MNP. |
|--------------+---------------------------------------------|
| %C3 | Data compression requested, V.42bis in |
| | LAPM, MNP5 in MNP. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| ECHO DATA |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] \En [cmds] |
|--------------+---------------------------------------------|
| \Example: | AT \E0 <CR> |
|--------------+---------------------------------------------|
| Description: | Enables modem to echo received data. |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| \E0 | Data echo disabled. |
|--------------+---------------------------------------------|
| \E1 | Data echo enabled. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| FLOW CONTROL |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] \Gn [cmds] |
|--------------+---------------------------------------------|
| Example: | AT \G1 <CR> |
|--------------+---------------------------------------------|
| Description: | Selects modem port flow control. |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| \G0 | Flow control disabled. |
|--------------+---------------------------------------------|
| \G1 | Flow control enabled. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| FLOW CONTROL - ENQ/ACK |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] \Hn [cmds] |
|--------------+---------------------------------------------|
| Example: | AT \H9 <CR> |
|--------------+---------------------------------------------|
| Description: | Selects ENQ/ACK pacing. |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| \H0 | Disables ENQ/ACK pacing. |
|--------------+---------------------------------------------|
| \H1 | Enables ENQ/ACK pacing in terminal mode. |
|--------------+---------------------------------------------|
| \H2 | Enables ENQ/ACK pacing in host mode. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| FLOW CONTROL TYPE |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] \Qn [cmds] |
|--------------+---------------------------------------------|
| Example: | AT \Q0 A <CR> |
|--------------+---------------------------------------------|
| Description: | Sets type of flow control used by modem. |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| \Q0 | Flow control disabled. |
|--------------+---------------------------------------------|
| \Q1 | Bidirectional XON/XOFF flow control |
| | enabled. |
|--------------+---------------------------------------------|
| \Q2 | Unidirectional CTS flow control to DTE |
| | enabled. |
|--------------+---------------------------------------------|
| \Q3 | Bidirectional RTS/CTS flow control enabled. |
|--------------+---------------------------------------------|
| \Q4 | Unidirectional XON/XOFF flow control |
| | enabled. |
|--------------+---------------------------------------------|
| \Q5 | Unidirectional CTS flow control to DTE, CTS |
| | off until CONNECT enabled. |
|--------------+---------------------------------------------|
| \Q6 | Bidirectional RTS/CTS flow control, CTS off |
| | until CONNECT enabled. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| INACTIVITY TIMER |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] \Tn [cmds] |
|--------------+---------------------------------------------|
| Example: | AT\T20<CR> |
|--------------+---------------------------------------------|
| Default: | 0 |
|--------------+---------------------------------------------|
| Range: | 0-90 |
|--------------+---------------------------------------------|
| Unit: | 1 minute |
|--------------+---------------------------------------------|
| Description: | Sets the length of time that the modem does |
| | not receive information before it |
| | disconnects. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| LOCK SERIAL PORT |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] \Jn [cmds] |
|--------------+---------------------------------------------|
| Example: | AT \J0<CR> |
|--------------+---------------------------------------------|
| Description: | Sets operation of serial port speed. |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| \J0 | Serial speed locked. |
|--------------+---------------------------------------------|
| \J1 | Serial speed follows connect speed. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| MAXIMUM BLOCK SIZE FOR TRANSMISSION |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] \An [cmds] |
|--------------+---------------------------------------------|
| Example: | AT \A3 %B1200<CR> |
|--------------+---------------------------------------------|
| Description: | Sets the maximum transmittable block size. |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| \A0 | Maximum MNP block size is 64 characters. |
|--------------+---------------------------------------------|
| \A1 | Maximum MNP block size is 128 characters. |
|--------------+---------------------------------------------|
| \A2 | Maximum MNP block size is 192 characters. |
|--------------+---------------------------------------------|
| \A3 | Maximum MNP block size is 256 characters. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| MNP STREAM/BLOCK MODE |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] \Ln [cmds] |
|--------------+---------------------------------------------|
| Example: | AT \L1 DT555-1212<CR> |
|--------------+---------------------------------------------|
| Description: | Selects the transfer mode for MNP. |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| \L0 | Stream mode for MNP enabled. |
|--------------+---------------------------------------------|
| \L1 | Block mode for MNP enabled. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| NUMERIC RESULT CODES |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] &Nn [cmds] |
|--------------+---------------------------------------------|
| Example: | AT &N0 &E<CR> |
|--------------+---------------------------------------------|
| Description: | Selects the type of numeric result codes. |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| &N0 | Hayes numeric result codes enabled. |
|--------------+---------------------------------------------|
| &N1 | Microcom numeric result codes enabled. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| REPORT FIRMWARE VERSION |
|------------------------------------------------------------|
| Type: | Immediate |
|--------------+---------------------------------------------|
| Format: | AT [cmds] %V [cmds] |
|--------------+---------------------------------------------|
| Example: | AT %V <CR> |
|--------------+---------------------------------------------|
| Description: | Displays firmware version. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| REPORT PROTOCOL |
|------------------------------------------------------------|
| Type: | Register |
|--------------+---------------------------------------------|
| Format: | AT [cmds] S27? [cmds] |
|--------------+---------------------------------------------|
| Example: | AT S27? <CR> |
|--------------+---------------------------------------------|
| Description: | Reports ITU-T/Bell modes. |
|--------------+---------------------------------------------|
| Value | Meaning |
|--------------+---------------------------------------------|
| 0 | CCITT mode. |
|--------------+---------------------------------------------|
| 64 | Bell mode. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| RESULT CODES |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] \Vn [cmds] |
|--------------+---------------------------------------------|
| Example: | AT \V1 W0<CR> |
|--------------+---------------------------------------------|
| Description: | Selects the type of result code format. |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| \V0 | /REL connect codes not displayed, unless W1 |
| | is set. |
|--------------+---------------------------------------------|
| \V1 | /REL connect codes are displayed, unless W1 |
| | is set. |
|--------------+---------------------------------------------|
| \V2 | -LAPM, -MNP, /REL connect codes are |
| | displayed. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| TEST MODES |
|------------------------------------------------------------|
| Format | AT [cmds] S16? [cmds] |
|---------------+--------------------------------------------|
| Example: | ATS16?<CR> |
|---------------+--------------------------------------------|
| Default: | Read only |
|---------------+--------------------------------------------|
| Range: | 0-255 |
|---------------+--------------------------------------------|
| Unit: | Bit-mapped |
|---------------+--------------------------------------------|
| Description: | Controls loopback tests, analog, digital, |
| | remote digital, and self tests. |
|------------------------------------------------------------|
| Bit | Value | Function |
|---------+-------+------------------------------------------|
| 0 | 0 | Local analog loopback not in progress. |
| | | |
| | 1 | Local analog loopback in progress. |
|---------+-------+------------------------------------------|
| 1 | 0 | Not used. |
|---------+-------+------------------------------------------|
| 2 | 0 | Local digital loopback not in progress. |
| | | |
| | 1 | Local digital loopback in progress. |
|---------+-------+------------------------------------------|
| 3 | 0 | Modem not in remote digital loopback. |
| | | |
| | 1 | Remote digital loopback in progress. |
|---------+-------+------------------------------------------|
| 4 | 0 | Remote digital loopback not requested. |
| | | |
| | 1 | Remote digital loopback requested. |
|---------+-------+------------------------------------------|
| 5 | 0 | Remote digital loopback w/ self-test not |
| | | in progress. |
| | 1 | |
| | | Remote digital loopback w/ self-test in |
| | | progress. |
|---------+-------+------------------------------------------|
| 6 | 0 | Local analog loopback w/ self-test not |
| | | in progress. |
| | 1 | |
| | | Local analog loopback w/ self-test in |
| | | progress. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| V.42bis MAXIMUM STRING LENGTH |
|------------------------------------------------------------|
| Type: | Register |
|--------------+---------------------------------------------|
| Format: | AT [cmds] S214=n [cmds] |
|--------------+---------------------------------------------|
| Example: | AT S214=250 <CR> |
|--------------+---------------------------------------------|
| Default: | 250 |
|--------------+---------------------------------------------|
| Range: | 6 - 250 |
|--------------+---------------------------------------------|
| Unit: | Unidentified |
|--------------+---------------------------------------------|
| Description: | Selects string size for V.42bis |
| | compression. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| XON/XOFF PASS-THROUGH |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] \Xn [cmds] |
|--------------+---------------------------------------------|
| Example: | AT \X1 <CR> |
|--------------+---------------------------------------------|
| Description: | Selects whether XON/XOFF signals are sent |
| | to remote modem. |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| \X0 | XON/XOFF signals trapped by local modem. |
|--------------+---------------------------------------------|
| \X1 | XON/XOFF passed through local modem. |