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# MAXTECH CORPORATION
XPVS 56IF (SF-1156HV/TX(X2))
Card Type Modem (asynchronous)
Chip Set Unidentified
I/O Options microphone, speaker out, line in, line
out
Maximum Modem Rate 56Kbps
Maximum Fax Rate 14.4Kbps
Data Modulation Bell 103/212
Protocol
ITU-T V.21, V.22, V.22bis, V.23, V.32,
V.32bis, V.34+, x2
Fax Modulation ITU-T V.17, V.27ter, V.29
Protocol
Error MNP5, V.42bis, V.42bis
Correction/Compression
Fax Class Unidentified
Data Bus 8-bit ISA
Card Size Half-length, half-height card
(IMG) IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Function | Label | Function | Label |
|------------------------------------------------------------|
| Line out | CN1 | Microphone | CN4 |
|----------------------------+----------+-------------+------|
| Line in | CN2 | Speaker out | CN3 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| USER CONFIGURABLE SETTINGS |
|------------------------------------------------------------|
| Setting | Label | Position |
|-----------------------------------------+-------+----------|
| í Speaker type stereo | JP5 | Closed |
|-----------------------------------------+-------+----------|
| Speaker type mono | JP5 | Open |
+------------------------------------------------------------+
+------------------------------------------------------------+
| SERIAL PORT ADDRESS |
|------------------------------------------------------------|
| Setting | JP3/A | JP3/B | JP3/C |
|---------------+--------------+--------------+--------------|
| COM1 (3F8h) | Closed | Closed | Closed |
|---------------+--------------+--------------+--------------|
| COM2 (2F8h) | Open | Closed | Closed |
|---------------+--------------+--------------+--------------|
| COM3 (3E8h) | Closed | Open | Closed |
|---------------+--------------+--------------+--------------|
| COM4 (2E8h) | Open | Open | Closed |
|---------------+--------------+--------------+--------------|
| PnP | Open | Open | Open |
+------------------------------------------------------------+
+------------------------------------------------------------+
| INTERRUPT SELECTION |
|------------------------------------------------------------|
| IRQ | JP2/A | JP2/B | JP2/C | JP2/D | JP2/E |
|-------+----------+----------+----------+---------+---------|
| 2/9 | 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 |
|-------+----------+----------+----------+---------+---------|
| PnP | Open | Open | Open | Open | Open |
+------------------------------------------------------------+
+------------------------------------------------------------+
| SUPPORTED COMMAND SET |
|------------------------------------------------------------|
| Basic AT Commands |
|------------------------------------------------------------|
| AT, +++, A/ |
|------------------------------------------------------------|
| A, B, E, F, H, M, O, P, T, V, X |
|------------------------------------------------------------|
| &C, &G, &T, &W, &Z |
|------------------------------------------------------------|
| S Registers |
|------------------------------------------------------------|
| S0, S1, S2, S3, S4, S5, S6, S7, S8, S9, S10, S11, S12, |
| S16, S18, S25, S38 |
|------------------------------------------------------------|
| AT Voice Commands |
|------------------------------------------------------------|
| #VBQ?, #VBS, #VBT, #VCI, #VLS, #VRA, #VRN, #VRX, #VSK, |
| #VSP, #VSR, #VSS, #VTD, #VTS, |
|------------------------------------------------------------|
| #VTX, #BDR, #CLS, #MDL, #MFR, #REV? |
|------------------------------------------------------------|
| Note: See MHI Help File for full command documentation. |
+------------------------------------------------------------+
Proprietary AT Command Set
+------------------------------------------------------------+
| DISPLAY COMMANDS |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] $ [cmds] |
|--------------+---------------------------------------------|
| Description: | Displays the basic command set |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DIAL |
|------------------------------------------------------------|
| Type: | Immediate |
|--------------+---------------------------------------------|
| Format: | AT [cmds] D<#> [cmds] |
|--------------+---------------------------------------------|
| Description: | Dials telephone number according to any |
| | modifiers included in the string |
|--------------+---------------------------------------------|
| Note: | Any combination of modifiers can be used to |
| | produce the desired dial functions in |
| | sequence. |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| DL | Re-dial last number |
|--------------+---------------------------------------------|
| DP | Pulse dialing enabled |
|--------------+---------------------------------------------|
| DR | Answer mode enabled; originate mode |
| | disabled following handshake initiation. |
|--------------+---------------------------------------------|
| DS=n | Dial stored telephone number n |
|--------------+---------------------------------------------|
| DT | Tone dialing enabled/Pulse dialing disabled |
|--------------+---------------------------------------------|
| DW | Dialing resumed following dial tone |
| | detection |
|--------------+---------------------------------------------|
| D, | Dialing paused for amount of time specified |
| | in S8 register |
|--------------+---------------------------------------------|
| D/ | Delays for 125msec. before dialing |
|--------------+---------------------------------------------|
| D! | Flash function initiated. Modem commanded |
| | to go off-hook for specified time before |
| | returning on-hook. |
|--------------+---------------------------------------------|
| D@ | Wait for Quite Answer function enabled. |
| | Modem waits until a "quiet answer," a |
| | ring-back signal followed by silence up to |
| | the time specified in S7, is received prior |
| | to executing the rest of the dial string. |
|--------------+---------------------------------------------|
| D$ | Wait for prompt tone detection function |
| | enabled. Waits for prompt tone for amount |
| | of time specified by the S7 command. |
|--------------+---------------------------------------------|
| D; | Modem returned to idle state after dialing. |
| | The semicolon can only be placed at the end |
| | of the dial command. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| REPORT INFORMATION |
|------------------------------------------------------------|
| Type: | Immediate |
|--------------+---------------------------------------------|
| Format: | AT [cmds] In [cmds] |
|--------------+---------------------------------------------|
| Description: | Displays information requested |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| I0 | Reports modem model and speed |
|--------------+---------------------------------------------|
| I1 | Reports ROM checksum |
|--------------+---------------------------------------------|
| I2 | Tests and reports ROM checksum |
|--------------+---------------------------------------------|
| I3 | Reports product ID |
|--------------+---------------------------------------------|
| I4 | Reports current modem settings |
|--------------+---------------------------------------------|
| I5 | Displays active and stored profiles |
|--------------+---------------------------------------------|
| I6 | Reports data connection information |
|--------------+---------------------------------------------|
| I7 | Reports manufacturer and model information |
+------------------------------------------------------------+
+------------------------------------------------------------+
| SPEAKER VOLUME |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] Ln [cmds] |
|--------------+---------------------------------------------|
| Description: | Controls speaker volume |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| L0 | Low volume setting |
|--------------+---------------------------------------------|
| L1 | Low volume setting |
|--------------+---------------------------------------------|
| í L2 | Medium volume setting |
|--------------+---------------------------------------------|
| L3 | Highest volume setting |
+------------------------------------------------------------+
+------------------------------------------------------------+
| RESULT CODES |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] Qn [cmds] |
|--------------+---------------------------------------------|
| Description: | Enables modem to send result codes to the |
| | DTE |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| í Q0 | Result code sending enabled |
|--------------+---------------------------------------------|
| Q1 | Result code sending disabled |
|--------------+---------------------------------------------|
| Q2 | Displays result codes only in Originate |
| | Mode |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CONFIGURATION PROFILE SELECT |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] Yn [cmds] |
|--------------+---------------------------------------------|
| Description: | Commands the modem to use Profile 0 or |
| | Profile 1 |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| í Y0 | Configuration Profile 0 active upon power |
| | on or reset |
|--------------+---------------------------------------------|
| Y1 | Configuration Profile 1 active upon power |
| | on or reset |
+------------------------------------------------------------+
+------------------------------------------------------------+
| SOFT RESET |
|------------------------------------------------------------|
| Type: | Immediate |
|--------------+---------------------------------------------|
| Format: | AT [cmds] Zn [cmds] |
|--------------+---------------------------------------------|
| Description: | Restores modem profiles previously saved in |
| | non-volatile RAM using the &W command. |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| Z0 | Reset and retrieve active profile set by |
| | the Y command |
|--------------+---------------------------------------------|
| Z1 | Reset and retrieve active profile 0 |
|--------------+---------------------------------------------|
| Z2 | Reset and retrieve active profile 1 |
|--------------+---------------------------------------------|
| Z3 | Reset and retrieve factory default profile |
| | 0 |
|--------------+---------------------------------------------|
| Z4 | Reset and retrieve factory default profile |
| | 1 |
|--------------+---------------------------------------------|
| Z5 | Reset and retrieve factory default profile |
| | 2 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| AUTO-ANSWER - ORIGINATE/ANSWER |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] &An [cmds] |
|--------------+---------------------------------------------|
| Description: | Selects originate or answer mode when in |
| | Auto-Answer mode |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| í &A0 | Disable ARQ result codes |
|--------------+---------------------------------------------|
| &A1 | Enable ARQ result codes |
|--------------+---------------------------------------------|
| &A2 | Disable ARQ result codes and V.32 |
| | modulation |
|--------------+---------------------------------------------|
| &A3 | Enable ARQ result codes, V.32 modulation, |
| | error correction and data compression |
| | protocols |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DTE RATE ADJUST |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] &Bn [cmds] |
|--------------+---------------------------------------------|
| Description: | Controls DTE rate |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| &B0 | DTE rate adjust to DCE rate after on line |
|--------------+---------------------------------------------|
| í &B1 | Constant DTE rate |
|--------------+---------------------------------------------|
| &B2 | Constant DTE rate in ARQ mode, variable in |
| | non-ARQ mode |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DATA TERMINAL READY (DTR) |
|------------------------------------------------------------|
| Type: | Configuration |
|---------------+--------------------------------------------|
| Format: | AT [cmds] &Dn [cmds] |
|---------------+--------------------------------------------|
| Description: | Selects modem response to DTR |
|------------------------------------------------------------|
| Note: The action each variant of &D causes depends on |
| the setting of &Q |
|------------------------------------------------------------|
| Command | Function |
|---------------+--------------------------------------------|
| &D0 | Modem does not respond to DTR |
|---------------+--------------------------------------------|
| &D1 | Modem goes to command mode after DTR goes |
| | is off |
|---------------+--------------------------------------------|
| &D2 | Modem goes to command mode and disconnects |
| | (hangs up) after DTR goes off; Auto-Answer |
| | is disabled. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| FACTORY DEFAULT PROFILE |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] &F [cmds] |
|--------------+---------------------------------------------|
| Description: | Sets values in active profile to values |
| | found in the default profile |
|--------------+---------------------------------------------|
| í &F0 | Recall factory default configuration 0 |
|--------------+---------------------------------------------|
| &F1 | Recall factory default configuration |
| | profile 1 (hardware flow control enabled) |
|--------------+---------------------------------------------|
| &F2 | Recall factory default configuration |
| | profile 2 (software flow control enabled) |
+------------------------------------------------------------+
+------------------------------------------------------------+
| TX FLOW |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] &Hn [cmds] |
|--------------+---------------------------------------------|
| Description: | Controls TX flow settings |
|------------------------------------------------------------|
| Note: Used primarily for international data |
| transmission |
|------------------------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| &H0 | Disable TX flow controll |
|--------------+---------------------------------------------|
| í &H1 | Enable hardware TX flow control (CTS) |
|--------------+---------------------------------------------|
| &H2 | Enable software TX flow control (XON/XOFF) |
|--------------+---------------------------------------------|
| &H3 | Enable hardware (CTS) and software |
| | (XON/XOFF) TX flow control |
+------------------------------------------------------------+
+------------------------------------------------------------+
| RX FLOW |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] &In [cmds] |
|--------------+---------------------------------------------|
| Description: | Controls RX flow settings |
|------------------------------------------------------------|
| Note: Used primarily for international data |
| transmission |
|------------------------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| í &I0 | Disable software RX flow control |
|--------------+---------------------------------------------|
| &I1 | Enable software RX flow control (XON/XOFF) |
|--------------+---------------------------------------------|
| &I2 | Enable software RX flow control (XON/XOFF), |
| | but do not pass XON/XOFF to remote modem or |
| | local DTE |
|--------------+---------------------------------------------|
| &I3 | Enable HP ENQ/ACK software flow control, |
| | host mode |
|--------------+---------------------------------------------|
| &I4 | Enable HP ENQ/ACK software flow control, |
| | terminal mode |
|--------------+---------------------------------------------|
| &I5 | Enable software RX flow control (XON/XOFF) |
| | for non-ARQ mode |
+------------------------------------------------------------+
+------------------------------------------------------------+
| COMPRESSION CONTROL |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] &Kn [cmds] |
|--------------+---------------------------------------------|
| Description: | Enables compression control options |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| &K0 | Disable V.42bis/MNP5 data compression |
|--------------+---------------------------------------------|
| í &K1 | Auto data compression |
|--------------+---------------------------------------------|
| &K2 | Enable V.42bis/MNP5 data compression |
|--------------+---------------------------------------------|
| &K3 | Disable MNP5 data compression |
+------------------------------------------------------------+
+------------------------------------------------------------+
| COMMUNICATIONS MODE |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] &Mn [cmds] |
|--------------+---------------------------------------------|
| Description: | Selects communications mode |
|--------------+---------------------------------------------|
| Command | Mode |
|--------------+---------------------------------------------|
| &M0 | Normal mode enabled |
|--------------+---------------------------------------------|
| í &M4 | ARQ and normal modes enabled |
|--------------+---------------------------------------------|
| &M5 | ARQ mode enabled |
+------------------------------------------------------------+
+------------------------------------------------------------+
| AUTOMODE CONNECTION SPEED |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] &Nn [cmds] |
|--------------+---------------------------------------------|
| Description: | Selects connection speed |
|--------------+---------------------------------------------|
| Command | Mode |
|--------------+---------------------------------------------|
| í &N0 | Enable Automode |
|--------------+---------------------------------------------|
| &N1 | Set connection speed to 300bps |
|--------------+---------------------------------------------|
| &N2 | Set connection speed to 1200bps |
|--------------+---------------------------------------------|
| &N3 | Set connection speed to 2400bps |
|--------------+---------------------------------------------|
| &N4 | Set connection speed to 4800bps |
|--------------+---------------------------------------------|
| &N5 | Set connection speed to 7200bps |
|--------------+---------------------------------------------|
| &N6 | Set connection speed to 9600bps |
|--------------+---------------------------------------------|
| &N7 | Set connection speed to 12000bps |
|--------------+---------------------------------------------|
| &N8 | Set connection speed to 14400bps |
|--------------+---------------------------------------------|
| &N9 | Set connection speed to 16800bps |
|--------------+---------------------------------------------|
| &N10 | Set connection speed to 19200bps |
|--------------+---------------------------------------------|
| &N11 | Set connection speed to 21600bps |
|--------------+---------------------------------------------|
| &N12 | Set connection speed to 24400bps |
|--------------+---------------------------------------------|
| &N13 | Set connection speed to 26400bps |
|--------------+---------------------------------------------|
| &N14 | Set connection speed to 28800bps |
|--------------+---------------------------------------------|
| &N15 | Set connection speed to 31200bps |
|--------------+---------------------------------------------|
| &N16 | Set connection speed to 33600bps |
|--------------+---------------------------------------------|
| &N17 | Set connection speed to 33333bps |
|--------------+---------------------------------------------|
| &N18 | Set connection speed to 37333bps |
|--------------+---------------------------------------------|
| &N19 | Set connection speed to 41333bps |
|--------------+---------------------------------------------|
| &N20 | Set connection speed to 42666bps |
|--------------+---------------------------------------------|
| &N21 | Set connection speed to 44000bps |
|--------------+---------------------------------------------|
| &N22 | Set connection speed to 45333bps |
|--------------+---------------------------------------------|
| &N23 | Set connection speed to 46666bps |
|--------------+---------------------------------------------|
| &N24 | Set connection speed to 48000bps |
|--------------+---------------------------------------------|
| &N25 | Set connection speed to 49333bps |
|--------------+---------------------------------------------|
| &N26 | Set connection speed to 50666bps |
|--------------+---------------------------------------------|
| &N27 | Set connection speed to 52000bps |
|--------------+---------------------------------------------|
| &N28 | Set connection speed to 53333bps |
|--------------+---------------------------------------------|
| &N29 | Set connection speed to 54666bps |
|--------------+---------------------------------------------|
| &N30 | Set connection speed to 56000bps |
|--------------+---------------------------------------------|
| &N31 | Set connection speed to 57333bps |
+------------------------------------------------------------+
+------------------------------------------------------------+
| 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) |
+------------------------------------------------------------+
+------------------------------------------------------------+
| RTS/CTS |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] &Rn [cmds] |
|--------------+---------------------------------------------|
| Description: | Selects RTS/CTS options |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| &R0 | Reserved |
|--------------+---------------------------------------------|
| &R1 | Modem ignores RTS signal |
|--------------+---------------------------------------------|
| &R2 | Enable RX hardware flow control (RTS) |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DATA SET READY (DSR) |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] &Sn [cmds] |
|--------------+---------------------------------------------|
| Description: | Selects DSR options |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| í &S0 | DSR forced high |
|--------------+---------------------------------------------|
| &S1 | DSR off in command mode, on in on-line mode |
+------------------------------------------------------------+
+------------------------------------------------------------+
| MINIMUM DTE CONNECTION |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] &Sn [cmds] |
|--------------+---------------------------------------------|
| Description: | Selects minimum DTE connection speed |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| í &U0 | Do not set minimum DCE connection speed |
|--------------+---------------------------------------------|
| &U1 | Set connection speed to 300bps |
|--------------+---------------------------------------------|
| &U2 | Set connection speed to 1200bps |
|--------------+---------------------------------------------|
| &U3 | Set connection speed to 2400bps |
|--------------+---------------------------------------------|
| &U4 | Set connection speed to 4800bps |
|--------------+---------------------------------------------|
| &U5 | Set connection speed to 7200bps |
|--------------+---------------------------------------------|
| &U6 | Set connection speed to 9600bps |
|--------------+---------------------------------------------|
| &U7 | Set connection speed to 12000bps |
|--------------+---------------------------------------------|
| &U8 | Set connection speed to 14400bps |
|--------------+---------------------------------------------|
| &U9 | Set connection speed to 16800bps |
|--------------+---------------------------------------------|
| &U10 | Set connection speed to 19200bps |
|--------------+---------------------------------------------|
| &U11 | Set connection speed to 21600bps |
|--------------+---------------------------------------------|
| &U12 | Set connection speed to 24400bps |
|--------------+---------------------------------------------|
| &U13 | Set connection speed to 26400bps |
|--------------+---------------------------------------------|
| &U14 | Set connection speed to 28800bps |
|--------------+---------------------------------------------|
| &U15 | Set connection speed to 31200bps |
|--------------+---------------------------------------------|
| &U16 | Set connection speed to 33600bps |
|--------------+---------------------------------------------|
| &U17 | Set connection speed to 33333bps |
|--------------+---------------------------------------------|
| &U18 | Set connection speed to 37333bps |
|--------------+---------------------------------------------|
| &U19 | Set connection speed to 41333bps |
|--------------+---------------------------------------------|
| &U20 | Set connection speed to 42666bps |
|--------------+---------------------------------------------|
| &U21 | Set connection speed to 44000bps |
|--------------+---------------------------------------------|
| &U22 | Set connection speed to 45333bps |
|--------------+---------------------------------------------|
| &U23 | Set connection speed to 46666bps |
|--------------+---------------------------------------------|
| &U24 | Set connection speed to 48000bps |
|--------------+---------------------------------------------|
| &U25 | Set connection speed to 49333bps |
|--------------+---------------------------------------------|
| &U26 | Set connection speed to 50666bps |
|--------------+---------------------------------------------|
| &U27 | Set connection speed to 52000bps |
|--------------+---------------------------------------------|
| &U28 | Set connection speed to 53333bps |
|--------------+---------------------------------------------|
| &U29 | Set connection speed to 54666bps |
|--------------+---------------------------------------------|
| &U30 | Set connection speed to 56000bps |
|--------------+---------------------------------------------|
| &U31 | Set connection speed to 57333bps |
+------------------------------------------------------------+
+------------------------------------------------------------+
| BREAK CONTROL |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] &Yn [cmds] |
|--------------+---------------------------------------------|
| Description: | Controls the break |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| &Y0 | Destructive break. Does not send break |
|--------------+---------------------------------------------|
| í &Y1 | Destructive break. Break expedited |
|--------------+---------------------------------------------|
| &Y2 | Nondestructive break. Break expedited |
+------------------------------------------------------------+
S(status) -REGISTERS
+------------------------------------------------------------+
| BUFFER RESET S13 |
|------------------------------------------------------------|
| Format: | AT [cmds] S13=n [cmds] |
|--------------+---------------------------------------------|
| Unit: | Bit-mapped |
|--------------+---------------------------------------------|
| Description: | DTR, buffer reset, backspace, autodial. |
| | Retrain +++ hangup |
+------------------------------------------------------------+
+------------------------------------------------------------+
| ARQ/MNP/V.42bis S15 |
|------------------------------------------------------------|
| Format: | AT [cmds] S15=n [cmds] |
|--------------+---------------------------------------------|
| Unit: | Bit-mapped |
|--------------+---------------------------------------------|
| Description: | Disable ARQ/MNP/V.42bis |
+------------------------------------------------------------+
+------------------------------------------------------------+
| INACTIVITY TIMER |
|------------------------------------------------------------|
| Type: | Register |
|--------------+---------------------------------------------|
| Format | AT [cmds] S19=n [cmds] |
|--------------+---------------------------------------------|
| Default: | 0 |
|--------------+---------------------------------------------|
| Range: | 0-255 |
|--------------+---------------------------------------------|
| Unit: | 1 second |
|--------------+---------------------------------------------|
| Description: | Sets the maximum duration for inactivity |
|------------------------------------------------------------|
| Note: S19=0 disables the timer and allows an |
| indefinite duration. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| BIT-MAPPED REGISTER S21 |
|------------------------------------------------------------|
| Format | AT [cmds] S21=n [cmds] |
|--------------+---------------------------------------------|
| Default: | Unidentified |
|--------------+---------------------------------------------|
| Range: | 0-253 |
|--------------+---------------------------------------------|
| Unit: | 0.01sec |
|--------------+---------------------------------------------|
| Description: | Sets the maximum duration for break |
+------------------------------------------------------------+
+------------------------------------------------------------+
| FLOW CONTROL CHARACTER - XON |
|------------------------------------------------------------|
| Type: | Register |
|--------------+---------------------------------------------|
| Format: | AT [cmds] S22=n [cmds] |
|--------------+---------------------------------------------|
| Default: | 17 |
|--------------+---------------------------------------------|
| Range: | 0-255 |
|--------------+---------------------------------------------|
| Unit: | ASCII |
|--------------+---------------------------------------------|
| Description: | Sets the character used to represent XON |
+------------------------------------------------------------+
+------------------------------------------------------------+
| FLOW CONTROL CHARACTER - XOFF |
|------------------------------------------------------------|
| Type: | Register |
|--------------+---------------------------------------------|
| Format: | AT [cmds] S23=n [cmds] |
|--------------+---------------------------------------------|
| Default: | 19 |
|--------------+---------------------------------------------|
| Range: | 0-255 |
|--------------+---------------------------------------------|
| Unit: | ASCII |
|--------------+---------------------------------------------|
| Description: | Sets the character used to represent XOFF |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DTR CHANGE THRESHOLD |
|------------------------------------------------------------|
| Type: | Register |
|----------------+-------------------------------------------|
| Format | AT [cmds] S25=n [cmds] |
|----------------+-------------------------------------------|
| Default: | 5 |
|----------------+-------------------------------------------|
| Range: | 0-255 |
|----------------+-------------------------------------------|
| Unit: | .1 second |
|----------------+-------------------------------------------|
| Description: | Sets maximum time a change in the DTR |
| | signal will be ignored |
|------------------------------------------------------------|
| Note: This is the function of this register when &M1 |
| is not set. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| BIT-MAPPED REGISTER S27 |
|------------------------------------------------------------|
| Type: | Register |
|--------------+---------------------------------------------|
| Format | AT [cmds] S27=n [cmds] |
|--------------+---------------------------------------------|
| Default: | 5 |
|--------------+---------------------------------------------|
| Range: | 0-255 |
|--------------+---------------------------------------------|
| Unit: | Bit-mapped |
|--------------+---------------------------------------------|
| Description: | V.21 @ 300bps, trellis coding, Disable |
| | V.32, answer tone, 9600 result codes, |
| | disable V.32bis, enable V.23 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| ANSWER TONE |
|------------------------------------------------------------|
| Format | AT [cmds] S28=n [cmds] |
|--------------+---------------------------------------------|
| Default: | 8 |
|--------------+---------------------------------------------|
| Range: | 0-255 |
|--------------+---------------------------------------------|
| Unit: | 0.1 second |
|--------------+---------------------------------------------|
| Description: | Controls V.32 answer tone. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| ANSWER MODE TIMER |
|------------------------------------------------------------|
| Type: | Register |
|--------------+---------------------------------------------|
| Format | AT [cmds] S29=n [cmds] |
|--------------+---------------------------------------------|
| Default: | 20 |
|--------------+---------------------------------------------|
| Range: | 0-255 |
|--------------+---------------------------------------------|
| Unit: | .01 second |
|--------------+---------------------------------------------|
| Description: | Controls the V.21 answer mode timer. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| BIT-MAPPED REGISTER S32 |
|------------------------------------------------------------|
| Type: | Register |
|--------------+---------------------------------------------|
| Format | AT [cmds] S32=n [cmds] |
|--------------+---------------------------------------------|
| Unit: | Bit-mapped |
|--------------+---------------------------------------------|
| Description: | V8, V34, V34bis, x2 Enable V.8 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| BIT-MAPPED REGISTER S33 |
|------------------------------------------------------------|
| Format: | AT [cmds] S33=n [cmds] |
|--------------+---------------------------------------------|
| Unit: | Bit-mapped |
|--------------+---------------------------------------------|
| Description: | Disable 2400, 2743, 2800, 3000, 3200, and |
| | 3429 symbol rates. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| BIT-MAPPED REGISTER S34 |
|------------------------------------------------------------|
| Format: | AT [cmds] S34=n [cmds] |
|--------------+---------------------------------------------|
| Unit: | Bit-mapped |
|--------------+---------------------------------------------|
| Description: | Trellis coding :8S-2D, 16S-4D mapped |
| | register 32S-2D, 64S-4D |
+------------------------------------------------------------+
+------------------------------------------------------------+
| BIT-MAPPED REGISTER S41 |
|------------------------------------------------------------|
| Format | AT [cmds] S41=n [cmds] |
|--------------+---------------------------------------------|
| Default: | Unidentified |
|--------------+---------------------------------------------|
| Unit: | Bit-mapped |
|--------------+---------------------------------------------|
| Description: | Distinctive ring (on=1) |
+------------------------------------------------------------+