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# ARCHTEK CORPORATION
5634BTS
Card Type Modem/Fax card
Chip Set Texas Instruments
Maximum Modem Rate 56Kbps
Maximum Fax Rate 14.4Kbps
Data Modulation Bell 103/212Z
Protocol
ITU-T V.21, V.22, V.22bis, V.32,
V.32bis, V.34, V.34bis, V.90, X2
Fax Modulation ITU-T V.17, V.27ter, V.29, V.21 CH 2
Protocol
Error MNP5, V.42, V.42bis
Correction/Compression
Fax Class Class I & 2
Data Bus 16-bit ISA
IMG IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Function | Label | Function | Label |
|------------------------------------------------------------|
| Line in (RJ-11) | CN1 | Speaker jack | CN3 |
|-------------------------+---------+-----------------+------|
| Line out (RJ-11) | CN2 | Microphone jack | CN4 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| SERIAL PORT ADDRESS |
|------------------------------------------------------------|
| Setting | JP1/A | JP1/B | JP1/C |
|--------------------+------------+-------------+------------|
| COM1 (3F8h) | Closed | Closed | Closed |
|--------------------+------------+-------------+------------|
| COM2 (2F8h) | Open | Closed | Closed |
|--------------------+------------+-------------+------------|
| COM3 (3E8h) | Closed | Open | Closed |
|--------------------+------------+-------------+------------|
| COM4 (2E8h) | Open | Open | Closed |
|--------------------+------------+-------------+------------|
| Plug & play | Open | Open | Open |
+------------------------------------------------------------+
+------------------------------------------------------------+
| INTERRUPT |
|------------------------------------------------------------|
| Setting |JP2/A |JP2/B |JP2/C |JP2/D |JP2/E |JP2/F |
|------------------+------+------+------+------+------+------|
| IRQ3 |Closed| Open | Open | Open | Open | Open |
|------------------+------+------+------+------+------+------|
| IRQ4 | Open |Closed| Open | Open | Open | Open |
|------------------+------+------+------+------+------+------|
| IRQ5 | Open | Open |Closed| Open | Open | Open |
|------------------+------+------+------+------+------+------|
| IRQ9 | Open | Open | Open |Closed| Open | Open |
|------------------+------+------+------+------+------+------|
| IRQ10 | Open | Open | Open | Open |Closed| Open |
|------------------+------+------+------+------+------+------|
| IRQ15 | Open | Open | Open | Open | Open |Closed|
|------------------+------+------+------+------+------+------|
| Plug & play | Open | Open | Open | Open | Open | Open |
+------------------------------------------------------------+
+------------------------------------------------------------+
| SUPPORTED COMMAND SET |
|------------------------------------------------------------|
| Basic AT Commands |
|------------------------------------------------------------|
| AT, ‘+++’, A/ |
|------------------------------------------------------------|
| A, E, H, M, O, V |
|------------------------------------------------------------|
| &C, &G, &T, &W, &Z |
|------------------------------------------------------------|
| S Registers |
|------------------------------------------------------------|
| S0, S1, S2, S3, S4, S5, S6, S7, S8, S9, S10, S11, S12, S18 |
|------------------------------------------------------------|
| |
|------------------------------------------------------------|
| Note: See MHI Help File for full command documentation. |
+------------------------------------------------------------+
PROPRIETARY AT COMMAND SET
+------------------------------------------------------------+
| BREAK OPTIONS |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format | AT [cmds] &Yn [cmds] |
|--------------+---------------------------------------------|
| Description: | Sets the method for break transmission |
| | during error-control and ASB connections. |
|------------------------------------------------------------|
| Command | Function |
|------------+-----------------------------------------------|
| í &Y0 | Destructive signaling, buffers cleared, does |
| | not pass break to DCE |
|------------+-----------------------------------------------|
| &Y1 | Expedited destructive signaling, buffers |
| | cleared, immediately send timed break |
|------------+-----------------------------------------------|
| &Y2 | Expedited signaling, break sent out of |
| | sequence |
+------------------------------------------------------------+
+------------------------------------------------------------+
| COMMUNICATION PROTOCOLS |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] Bn [cmds] |
|--------------+---------------------------------------------|
| Description: | Selects the communication protocol for data |
| | calls |
|--------------+---------------------------------------------|
| Command | Protocol |
|--------------+---------------------------------------------|
| í B0 | ITU-T V.25 answer sequence |
|--------------+---------------------------------------------|
| B1 | Answer tone |
+------------------------------------------------------------+
+------------------------------------------------------------+
| COMPRESSION |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] &Kn [cmds] |
|--------------+---------------------------------------------|
| Description: | Selects data compression |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| &K0 | Data compression disabled |
|--------------+---------------------------------------------|
| &K1 | MNP5 and V.42bis enabled if DTE rate is |
| | higher than link rate and data compression |
| | supported by remote |
|--------------+---------------------------------------------|
| &K2 | MNP5 and V.42bis enabled |
|--------------+---------------------------------------------|
| &K3 | V.42bis enabled |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CONNECT MODE |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] &Mn [cmds] |
|--------------+---------------------------------------------|
| Description: | Controls the type of connection the modem |
| | will operate in |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| &M0 | Normal mode enabled |
|--------------+---------------------------------------------|
| í &M4 | Auto-reliable mode enabled |
|--------------+---------------------------------------------|
| &M5 | MNP reliable mode enabled |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DATA SET READY (DSR) |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] &Sn [cmds] |
|--------------+---------------------------------------------|
| Description: | Selects DSR options |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| í &S0 | DSR forced high |
|--------------+---------------------------------------------|
| &S1 | DSR high only while modem is handshaking or |
| | connected |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DATA TERMINAL READY (DTR) |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] &Dn [cmds] |
|--------------+---------------------------------------------|
| Description: | Selects modem response to DTR |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| &D0 | DTR override |
|--------------+---------------------------------------------|
| &D1 | DTR toggle causes online command mode |
|--------------+---------------------------------------------|
| í &D2 | DTR toggle causes modem to go on-hook |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DCE LINE SPEED (MAXIMUM) |
|------------------------------------------------------------|
| Type: | Configuration |
|-----------------+------------------------------------------|
| Format | AT [cmds] &Nn [cmds] |
|-----------------+------------------------------------------|
| Description: | Sets the maximum allowable data exchange |
| | rate attempted during handshake process. |
|-----------------+------------------------------------------|
| Command | Function |
|-----------------+------------------------------------------|
| &N1 | Speed of last connection |
|-----------------+------------------------------------------|
| &N2 | 300bps |
|-----------------+------------------------------------------|
| &N3 | 1200bps |
|-----------------+------------------------------------------|
| &N4 | 2400bps |
|-----------------+------------------------------------------|
| &N5 | 4800bps |
|-----------------+------------------------------------------|
| &N6 | 7200bps |
|-----------------+------------------------------------------|
| &N7 | 9600bps |
|-----------------+------------------------------------------|
| &N8 | 12.0Kbps |
|-----------------+------------------------------------------|
| &N9 | 14.4Kbps |
|-----------------+------------------------------------------|
| &N10 | 16.8Kbps |
|-----------------+------------------------------------------|
| &N22 | 19.2Kbps |
|-----------------+------------------------------------------|
| &N12 | 21.6Kbps |
|-----------------+------------------------------------------|
| &N13 | 24.0Kbps |
|-----------------+------------------------------------------|
| &N14 | 26.4Kbps |
|-----------------+------------------------------------------|
| &N15 | 28.8Kbps |
|-----------------+------------------------------------------|
| &N16 | 31.2Kbps |
|-----------------+------------------------------------------|
| &N17 | 33.6Kbps |
|-----------------+------------------------------------------|
| &N18 | 32.0Kbps (X2) |
|-----------------+------------------------------------------|
| &N19 | 36.0Kbps (X2) |
|-----------------+------------------------------------------|
| &N20 | 40.0Kbps (X2) |
|-----------------+------------------------------------------|
| &N21 | 44.0Kbps (X2) |
|-----------------+------------------------------------------|
| &N22 | 48.0Kbps (X2) |
|-----------------+------------------------------------------|
| &N23 | 49.3Kbps (X2) |
|-----------------+------------------------------------------|
| &N24 | 50.7Kbps (X2) |
|-----------------+------------------------------------------|
| &N25 | 52.0Kbps (X2) |
|-----------------+------------------------------------------|
| &N26 | 53.3Kbps (X2) |
|-----------------+------------------------------------------|
| &N27 | 54.7Kbps (X2) |
|-----------------+------------------------------------------|
| &N28 | 56.0Kbps (X2) |
|-----------------+------------------------------------------|
| &N29 | 57.3Kbps (X2) |
|-----------------+------------------------------------------|
| &N30 | 58.7Kbps (X2) |
|-----------------+------------------------------------------|
| &N31 | 60.0Kbps (X2) |
|-----------------+------------------------------------------|
| &N32 | 61.3Kbps (X2) |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DCE LINE SPEED (MINIMUM) |
|------------------------------------------------------------|
| Type: | Configuration |
|-----------------+------------------------------------------|
| Format | AT [cmds] &Un [cmds] |
|-----------------+------------------------------------------|
| Description: | Sets the minimum allowable data exchange |
| | rate attempted during handshake process. |
|-----------------+------------------------------------------|
| Command | Function |
|-----------------+------------------------------------------|
| &U1 | No minimum |
|-----------------+------------------------------------------|
| &U2 | 300bps |
|-----------------+------------------------------------------|
| &U3 | 1200bps |
|-----------------+------------------------------------------|
| &U4 | 2400bps |
|-----------------+------------------------------------------|
| &U5 | 4800bps |
|-----------------+------------------------------------------|
| &U6 | 7200bps |
|-----------------+------------------------------------------|
| &U7 | 9600bps |
|-----------------+------------------------------------------|
| &U8 | 12.0Kbps |
|-----------------+------------------------------------------|
| &U9 | 14.4Kbps |
|-----------------+------------------------------------------|
| &U10 | 16.8Kbps |
|-----------------+------------------------------------------|
| &U22 | 19.2Kbps |
|-----------------+------------------------------------------|
| &U12 | 21.6Kbps |
|-----------------+------------------------------------------|
| &U13 | 24.0Kbps |
|-----------------+------------------------------------------|
| &U14 | 26.4Kbps |
|-----------------+------------------------------------------|
| &U15 | 28.8Kbps |
|-----------------+------------------------------------------|
| &U16 | 31.2Kbps |
|-----------------+------------------------------------------|
| &U17 | 33.6Kbps |
|-----------------+------------------------------------------|
| &U18 | 32.0Kbps (X2) |
|-----------------+------------------------------------------|
| &U19 | 36.0Kbps (X2) |
|-----------------+------------------------------------------|
| &U20 | 40.0Kbps (X2) |
|-----------------+------------------------------------------|
| &U21 | 44.0Kbps (X2) |
|-----------------+------------------------------------------|
| &U22 | 48.0Kbps (X2) |
|-----------------+------------------------------------------|
| &U23 | 49.3Kbps (X2) |
|-----------------+------------------------------------------|
| &U24 | 50.7Kbps (X2) |
|-----------------+------------------------------------------|
| &U25 | 52.0Kbps (X2) |
|-----------------+------------------------------------------|
| &U26 | 53.3Kbps (X2) |
|-----------------+------------------------------------------|
| &U27 | 54.7Kbps (X2) |
|-----------------+------------------------------------------|
| &U28 | 56.0Kbps (X2) |
|-----------------+------------------------------------------|
| &U29 | 57.3Kbps (X2) |
|-----------------+------------------------------------------|
| &U30 | 58.7Kbps (X2) |
|-----------------+------------------------------------------|
| &U31 | 60.0Kbps (X2) |
|-----------------+------------------------------------------|
| &U32 | 61.3Kbps (X2) |
+------------------------------------------------------------+
+------------------------------------------------------------+
| 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 |
|--------------+---------------------------------------------|
| DT | Tone dialing enabled/Pulse dialing disabled |
|--------------+---------------------------------------------|
| DW | Dialing resumed following dial tone |
| | detection |
|--------------+---------------------------------------------|
| D, | Dialing paused for amount of time specified |
| | in S8 register |
|--------------+---------------------------------------------|
| D! | Flash function initiated. Modem commanded |
| | to go off-hook for specified time before |
| | returning on-hook. |
|--------------+---------------------------------------------|
| D/ | Delays for 125ms before dialing |
|--------------+---------------------------------------------|
| DR | Answer mode enabled; originate mode |
| | disabled following handshake initiation. |
|--------------+---------------------------------------------|
| DSn | Dial stored telephone number n |
|--------------+---------------------------------------------|
| 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. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| ERROR CORRECTION RESULT CODES |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] &An [cmds] |
|--------------+---------------------------------------------|
| Description: | Selects error correction responses |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| &A0 | ARQ result codes disabled |
|--------------+---------------------------------------------|
| &A1 | ARQ to word CONNECT result codes enabled |
| | when an error correction connection is made |
|--------------+---------------------------------------------|
| &A2 | V.32 indicator added in result codes for |
| | calls at or above 4800bps |
|--------------+---------------------------------------------|
| &A3 | Protocol response added: /LAPM, /MNP, or |
| | NONE and V.42bis/MNP5 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| FACTORY DEFAULT PROFILE |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] &Fn [cmds] |
|--------------+---------------------------------------------|
| Description: | Sets values in active profile to values |
| | found in the default profile |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| &F0 | Load standard factory configuration |
|--------------+---------------------------------------------|
| &F1 | Restore factory configuration 1. Hardware |
| | flow control |
|--------------+---------------------------------------------|
| &F2 | Restore factory configuration 2. Software |
| | flow control |
+------------------------------------------------------------+
+------------------------------------------------------------+
| FLOW CONTROL |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] &Hn [cmds] |
|--------------+---------------------------------------------|
| Description: | Enables flow control options |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| &H0 | Flow control disabled |
|--------------+---------------------------------------------|
| &H1 | RTS to CTS flow control enabled |
|--------------+---------------------------------------------|
| &H2 | XON/XOFF flow control enabled |
|--------------+---------------------------------------------|
| &H3 | RTS/CTS & XON/XOFF flow control enabled |
+------------------------------------------------------------+
+------------------------------------------------------------+
| LIST DISPLAY |
|------------------------------------------------------------|
| Type: | Immediate |
|--------------+---------------------------------------------|
| Format: | AT [cmds] &$ [cmds] |
|--------------+---------------------------------------------|
| Description: | Displays a list of ampersand commands |
+------------------------------------------------------------+
+------------------------------------------------------------+
| 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 | In answer mode; serial speed fixed for ARQ |
| | calls, variable for non-ARQ calls |
+------------------------------------------------------------+
+------------------------------------------------------------+
| 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) |
+------------------------------------------------------------+
+------------------------------------------------------------+
| REPORT INFORMATION |
|------------------------------------------------------------|
| Type: | Immediate |
|--------------+---------------------------------------------|
| Format: | AT [cmds] In [cmds] |
|--------------+---------------------------------------------|
| Description: | Displays information requested |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| I0 | Reports product code |
|--------------+---------------------------------------------|
| I1 | Reports ROM checksum |
|--------------+---------------------------------------------|
| I2 | Reports results of RAM self-test |
|--------------+---------------------------------------------|
| I3 | Reports product type |
|--------------+---------------------------------------------|
| I4 | Reports current modem settings |
|--------------+---------------------------------------------|
| I5 | Reports NVRAM settings |
|--------------+---------------------------------------------|
| I6 | Reports link diagnostics |
|--------------+---------------------------------------------|
| I7 | Reports product confirmation |
|--------------+---------------------------------------------|
| I8 | Reserved |
|--------------+---------------------------------------------|
| I9 | Reports plug & play information |
|--------------+---------------------------------------------|
| I10 | Reserved |
|--------------+---------------------------------------------|
| I11 | Reports call statistics |
+------------------------------------------------------------+
+------------------------------------------------------------+
| RESTORE PROFILE ON POWER-UP |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] Yn [cmds] |
|--------------+---------------------------------------------|
| Description: | Restores a selected profile into the active |
| | profile on power-up (hard reset) |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| í Y0 | Restore profile 0 on power-up |
|--------------+---------------------------------------------|
| Y1 | Restore profile 1 on power-up |
|--------------+---------------------------------------------|
| Y2 | Restore generic factory template (&F0) |
|--------------+---------------------------------------------|
| Y3 | Hardware flow control (&F1) |
|--------------+---------------------------------------------|
| Y4 | Software flow control (&F2) |
+------------------------------------------------------------+
+------------------------------------------------------------+
| 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 | Result code sending only in originate mode |
|--------------+---------------------------------------------|
| Q3 | Result code sending only in ring mode |
+------------------------------------------------------------+
+------------------------------------------------------------+
| RTS |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] &Rn [cmds] |
|--------------+---------------------------------------------|
| Description: | Selects RTS |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| &R0 | RTS signal is ignored |
|--------------+---------------------------------------------|
| í &R1 | Data is sent to DTE only is RTS in forced |
| | high |
+------------------------------------------------------------+
+------------------------------------------------------------+
| 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 - 25 enabled. |
|--------------+---------------------------------------------|
| X2 | Busy tone detection disabled, dial tone |
| | detection enabled; result codes 0 - 6 & 10 |
| | - 236 enabled. |
|--------------+---------------------------------------------|
| X3 | Busy and dial tone detection disabled; 8 - |
| | 236 enabled. |
|--------------+---------------------------------------------|
| X4 - X6 | Busy and dial tone detection enabled; |
| | extended result codes enabled |
+------------------------------------------------------------+
+------------------------------------------------------------+
| SOFT RESET |
|------------------------------------------------------------|
| Type: | Immediate |
|--------------+---------------------------------------------|
| Format: | AT [cmds] Zn [cmds] |
|--------------+---------------------------------------------|
| Description: | Restores modem profiles previously saved in |
| | non-volatile RAM using the &W command. |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| Z0 | Restore NVRAM profile selected by ATY |
| | command |
|--------------+---------------------------------------------|
| Z1 | Restore NVRAM profile 0 |
|--------------+---------------------------------------------|
| Z2 | Restore NVRAM profile 1 |
|--------------+---------------------------------------------|
| Z3 | Restore factory default profile 0 (&F0) |
|--------------+---------------------------------------------|
| Z4 | Restore factory default profile 1 (&F1) |
|--------------+---------------------------------------------|
| Z5 | Restore factory default profile 2 (&F2) |
+------------------------------------------------------------+
+------------------------------------------------------------+
| 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 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| XON/XOFF PASS-THROUGH |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] &In [cmds] |
|--------------+---------------------------------------------|
| Description: | Selects whether XON/XOFF signals are sent |
| | to remote modem |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| í &I0 | XON/XOFF signals trapped by local modem |
|--------------+---------------------------------------------|
| &I1 | XON/XOFF passed through local modem and |
| | remote |
|--------------+---------------------------------------------|
| &I2 | XON/XOFF passed through local modem only |
+------------------------------------------------------------+
S(status) -REGISTERS
+------------------------------------------------------------+
| ANSWER TONES, DEFAULT TIMES, AND CONNECTION LIMITING |
|------------------------------------------------------------|
| Type: | Register |
|--------------+---------------------------------------------|
| Format | AT [cmds] S28=n [cmds] |
|--------------+---------------------------------------------|
| Description: | Controls answer tones, connections, and |
| | time specified |
|------------------------------------------------------------|
| Command | Function |
|------------+-----------------------------------------------|
| S28=0 | Eliminates V.32 answer tones for a faster |
| | connection |
|------------+-----------------------------------------------|
| S28=8 | All default times are in 1sec units |
|------------+-----------------------------------------------|
| S28=255 | Connections disabled except V.32 9600bps |
+------------------------------------------------------------+
+------------------------------------------------------------+
| BIT-MAPPED REGISTER S27 |
|------------------------------------------------------------|
| Format: | AT [cmds] S27=n [cmds] |
|-----------------+------------------------------------------|
| Range: | 0-255 |
|-----------------+------------------------------------------|
| Description: | Select modulations and error correction |
| | flags |
|------------------------------------------------------------|
| Bit | Value | Function |
|-----------+--------+---------------------------------------|
| 0 | 0 | V.21/Bell 103 mode disabled |
| | | |
| | 1 | V.21/Bell 103 mode enabled |
|-----------+--------+---------------------------------------|
| 1 | 0 | Unencoded modulation in V.32 mode |
| | | disabled |
| | 1 | |
| | | Unencoded modulation in V.32 mode |
| | | enabled |
|-----------+--------+---------------------------------------|
| 2 | 0 | V.32 modulation enabled |
| | | |
| | 1 | V.32 modulation disabled |
|-----------+--------+---------------------------------------|
| 3 | 0 | 2100Hz answer tone enabled |
| | | |
| | 1 | 2100Hz answer tone enabled |
|-----------+--------+---------------------------------------|
| 4 | 0 | V.23 fallback mode disabled |
| | | |
| | 1 | V.23 fallback mode enabled |
|-----------+--------+---------------------------------------|
| 5 | 0 | V.32bis mode enabled |
| | | |
| | 1 | V.32bis mode disabled |
|-----------+--------+---------------------------------------|
| 6 | 0 | Reserved |
|-----------+--------+---------------------------------------|
| 7 | 0 | Software compatibility mode disabled |
| | | |
| | 1 | Software compatibility mode enabled |
+------------------------------------------------------------+
+------------------------------------------------------------+
| BIT-MAPPED REGISTER S32 |
|------------------------------------------------------------|
| Format: | AT [cmds] S32=n [cmds] |
|----------------+-------------------------------------------|
| Range: | 0-255 |
|----------------+-------------------------------------------|
| Description: | Select modulations and call control flags |
|------------------------------------------------------------|
| Bit | Value | Function |
|----------+--------------+----------------------------------|
| 0 | 0 | V.8 call indicate disabled |
| | | |
| | 1 | V.8 call indicate enabled |
|----------+--------------+----------------------------------|
| 1 | 0 | V.8 mode disabled |
| | | |
| | 1 | V.8 mode enabled |
|----------+--------------+----------------------------------|
| 2 | 0 | V.FC modulation enabled |
| | | |
| | 1 | V.FC modulation disabled |
|----------+--------------+----------------------------------|
| 3 | 0 | V.34 modulation enabled |
| | | |
| | 1 | V.34 modulation disabled |
|----------+--------------+----------------------------------|
| 4 | 0 | V.34+ modulation enabled |
| | | |
| | 1 | V.34+ modulation disabled |
|----------+--------------+----------------------------------|
| 5 | 0 | X2 modulation enabled |
| | | |
| | 1 | X2 modulation disabled |
|----------+--------------+----------------------------------|
| 6 | 0 | V.90 modulation enabled |
| | | |
| | 1 | V.90 modulation disabled |
|----------+--------------+----------------------------------|
| 7 | 0 | Reserved |
+------------------------------------------------------------+
+------------------------------------------------------------+
| BIT-MAPPED REGISTER S33 |
|------------------------------------------------------------|
| Format: | AT [cmds] S33=n [cmds] |
|----------------+-------------------------------------------|
| Range: | 0-255 |
|----------------+-------------------------------------------|
| Description: | Enables/disables symbol rates |
|------------------------------------------------------------|
| Bit | Value | Function |
|----------+---------+---------------------------------------|
| 0 | 0 | 2400 symbol rate enabled |
| | | |
| | 1 | 2400 symbol rate disabled |
|----------+---------+---------------------------------------|
| 1 | 0 | 2743 symbol rate enabled |
| | | |
| | 1 | 2743 symbol rate disabled |
|----------+---------+---------------------------------------|
| 2 | 0 | 2800 symbol rate enabled |
| | | |
| | 1 | 2800 symbol rate disabled |
|----------+---------+---------------------------------------|
| 3 | 0 | 3000 symbol rate enabled |
| | | |
| | 1 | 3000 symbol rate disabled |
|----------+---------+---------------------------------------|
| 4 | 0 | 3200 symbol rate enabled |
| | | |
| | 1 | 3200 symbol rate disabled |
|----------+---------+---------------------------------------|
| 5 | 0 | 3429 symbol rate enabled |
| | | |
| | 1 | 3429 symbol rate disabled |
|----------+---------+---------------------------------------|
| 6 | 0 | Reserved |
|----------+---------+---------------------------------------|
| 7 | 0 | 2400 symbol rate enabled |
| | | |
| | 1 | 2400 symbol rate disabled |
+------------------------------------------------------------+
+------------------------------------------------------------+
| BIT-MAPPED REGISTER S34 |
|------------------------------------------------------------|
| Format: | AT [cmds] S34=n [cmds] |
|----------------+-------------------------------------------|
| Range: | 0-255 |
|----------------+-------------------------------------------|
| Description: | Controls trellis coding options |
|------------------------------------------------------------|
| Bit | Value | Function |
|----------+-------+-----------------------------------------|
| 0 | 0 | 8S-2D trellis encoding enabled |
| | | |
| | 1 | 8S-2D trellis encoding disabled |
|----------+-------+-----------------------------------------|
| 1 | 0 | 16S-4D trellis encoding enabled |
| | | |
| | 1 | 16S-4D trellis encoding disabled |
|----------+-------+-----------------------------------------|
| 2 | 0 | 32S-2D trellis encoding enabled |
| | | |
| | 1 | 32S-2D trellis encoding disabled |
|----------+-------+-----------------------------------------|
| 3 | 0 | 64S-4D trellis encoding enabled |
| | | |
| | 1 | 64S-4D trellis encoding disabled |
|----------+-------+-----------------------------------------|
| 4 | 0 | Non-linear coding enabled |
| | | |
| | 1 | Non-linear coding disabled |
|----------+-------+-----------------------------------------|
| 5 | 0 | TX level deviation enabled |
| | | |
| | 1 | TX level deviation disabled |
|----------+-------+-----------------------------------------|
| 6 | 0 | Pre-emphasis enabled |
| | | |
| | 1 | Pre-emphasis disabled |
|----------+-------+-----------------------------------------|
| 7 | 0 | Pre-coding enabled |
| | | |
| | 1 | Pre-coding disabled |
+------------------------------------------------------------+
+------------------------------------------------------------+
| BIT-MAPPED REGISTER S41 |
|------------------------------------------------------------|
| Format: | AT [cmds] S41=n [cmds] |
|----------------+-------------------------------------------|
| Range: | 0-255 |
|----------------+-------------------------------------------|
| Description: | Controls trellis coding options |
|------------------------------------------------------------|
| Bit | Value | Function |
|----------+----------+--------------------------------------|
| 0, 1 | 0000 | Full-duplex speaker mode |
| | | |
| | 0001 | Half-duplex speaker mode |
| | | |
| | 1000 | Message waiting |
|----------+----------+--------------------------------------|
| 7-2 | 0 | Reserved |
+------------------------------------------------------------+
+------------------------------------------------------------+
| BREAK CHARACTER LENGTH |
|------------------------------------------------------------|
| Type: | Register |
|--------------+---------------------------------------------|
| Format | AT [cmds] S21=n [cmds] |
|--------------+---------------------------------------------|
| Range: | 0-255 |
|--------------+---------------------------------------------|
| Unit: | 10ms |
|--------------+---------------------------------------------|
| Description: | Sets the length of break characters sent |
| | from modem to DTE in MNP or V.42 mode |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DCE LINE SPEED (PARTIALLY BIT-MAPPED) |
|------------------------------------------------------------|
| Type: | Register |
|--------------+---------------------------------------------|
| Format | AT [cmds] S35=n [cmds] |
|--------------+---------------------------------------------|
| Description: | Sets the maximum allowable data exchange |
| | rate attempted during handshake process and |
| | limits x2 back channel operation |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| S35=0 | No back channel rate |
|--------------+---------------------------------------------|
| S35=1 | 28.8Kbps |
|--------------+---------------------------------------------|
| S35=2 | 26.4Kbps |
|--------------+---------------------------------------------|
| S35=3 | 24.0Kbps |
|--------------+---------------------------------------------|
| S35=4 | 21.6Kbps |
|--------------+---------------------------------------------|
| S35=5 | 19.2Kbps |
|--------------+---------------------------------------------|
| S35=6 | 16.8Kbps |
|--------------+---------------------------------------------|
| S35=7 | 14.4Kbps |
|------------------------------------------------------------|
| Bit | Value | Function |
|-----+-------+----------------------------------------------|
| 3 | í 0 | X2 server operation disabled |
| | | |
| | 1 | X2 server operation enabled |
|-----+-------+----------------------------------------------|
| 4 | í 0 | A /m law operation disabled |
| | | |
| | 1 | A /m law operation enabled |
|-----+-------+----------------------------------------------|
| 5 | í 0 | A /m law detection enabled |
| | | |
| | 1 | A /m law detection disabled |
|-----+-------+----------------------------------------------|
| 6 | í 0 | Reduced power enabled |
| | | |
| | 1 | Reduced power disabled |
|-----+-------+----------------------------------------------|
| 7 | 0 | Reserved |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DTR IGNORE TIME ON CONNECT |
|------------------------------------------------------------|
| Type: | Register |
|---------------+--------------------------------------------|
| Format | AT [cmds] S25=n [cmds] |
|---------------+--------------------------------------------|
| Range: | 0-255 |
|---------------+--------------------------------------------|
| Unit: | .01 second |
|---------------+--------------------------------------------|
| Description: | Sets time modem waits to hang-up when DTR |
| | signal shuts off |
|------------------------------------------------------------|
| Note: This is the function of this register when &D2 |
| is set. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| FLOW CONTROL CHARACTER - XOFF |
|------------------------------------------------------------|
| Type: | Register |
|--------------+---------------------------------------------|
| Format: | AT [cmds] S23=n [cmds] |
|--------------+---------------------------------------------|
| Range: | 0-255 |
|--------------+---------------------------------------------|
| Unit: | ASCII |
|--------------+---------------------------------------------|
| Description: | Sets the character used to represent XOFF |
+------------------------------------------------------------+
+------------------------------------------------------------+
| FLOW CONTROL CHARACTER - XON |
|------------------------------------------------------------|
| Type: | Register |
|--------------+---------------------------------------------|
| Format: | AT [cmds] S22=n [cmds] |
|--------------+---------------------------------------------|
| Range: | 0-255 |
|--------------+---------------------------------------------|
| Unit: | ASCII |
|--------------+---------------------------------------------|
| Description: | Sets the character used to represent XON |
+------------------------------------------------------------+
+------------------------------------------------------------+
| INACTIVITY TIMER |
|------------------------------------------------------------|
| Type: | Register |
|--------------+---------------------------------------------|
| Format | AT [cmds] S19=n [cmds] |
|--------------+---------------------------------------------|
| Range: | 0-255 |
|--------------+---------------------------------------------|
| Unit: | 1min |
|--------------+---------------------------------------------|
| Description: | Maximum duration of DTE and DCE inactivity |
| | allowed prior to initiating hang-up |
| | process. |
|------------------------------------------------------------|
| Note: S19=0 disables the timer and allows indefinite |
| inactivity. |
+------------------------------------------------------------+