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# MAXTECH CORPORATION
XPVS 56E (SF-1156V/T3(x2))
Card Type Modem, Fax
Chip Set Unidentified
I/O Options Microphone in, speaker out, line in,
line out, DC power, serial port
Maximum Modem Rate 56Kbps
Maximum Fax Rate 14.4Kbps
Data Modulation Bell 103/212A, V.22, V.22bis, V.23,
Protocol V.32, V.32bis, V.34+, x2
Fax Modulation ITU-T V.17, V.21CH2, V.27ter, V.29
Protocol
Error MNP5, V.42bis
Correction/Compression
Fax Class Class I & II
Data Bus External
IMG IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Function | Label | Function | Label |
|------------------------------------------------------------|
| Line in | CN1 | Microphone in | CN5 |
|---------------------------+---------+---------------+------|
| Line out | CN2 | Speaker | CN6 |
|---------------------------+---------+---------------+------|
| Serial port | CN3 | Volume | R1 |
|---------------------------+---------+---------------+------|
| DC power | CN4 | Power switch | SW1 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DIAGNOSTIC LED(S) |
|------------------------------------------------------------|
| LED | Color | Status | Condition |
|-----+--------------+----------+----------------------------|
| ARQ | Unidentified | On | MNP or V.42 connection is |
| | | | established |
|-----+--------------+----------+----------------------------|
| ARQ | Unidentified | Blinking | Data is re-sent |
|-----+--------------+----------+----------------------------|
| ARQ | Unidentified | Off | No connection established |
|-----+--------------+----------+----------------------------|
| AA | Unidentified | On | Auto-answer enabled |
|-----+--------------+----------+----------------------------|
| AA | Unidentified | Blinking | Phone is ringing |
|-----+--------------+----------+----------------------------|
| AA | Unidentified | Off | No line activity present |
|-----+--------------+----------+----------------------------|
| CD | Unidentified | On | Carrier signal detected |
|-----+--------------+----------+----------------------------|
| CD | Unidentified | Off | Carrier signal not |
| | | | detected |
|-----+--------------+----------+----------------------------|
| OH | Unidentified | On | Modem has gone off hook |
|-----+--------------+----------+----------------------------|
| OH | Unidentified | Off | Modem is on hook |
|-----+--------------+----------+----------------------------|
| RD | Unidentified | On | Data is being sent to the |
| | | | computer through the modem |
|-----+--------------+----------+----------------------------|
| RD | Unidentified | Off | No data is being sent |
|-----+--------------+----------+----------------------------|
| SD | Unidentified | On | Modem is receiving data |
| | | | from the computer |
|-----+--------------+----------+----------------------------|
| SD | Unidentified | Off | Modem is not receiving |
| | | | data from the computer |
|-----+--------------+----------+----------------------------|
| TR | Unidentified | On | Modem can receive commands |
|-----+--------------+----------+----------------------------|
| TR | Unidentified | Off | Modem cannot receive |
| | | | commands |
|-----+--------------+----------+----------------------------|
| MR | Unidentified | On | The modem is turned on |
|-----+--------------+----------+----------------------------|
| MR | Unidentified | Off | The modem is turned off |
+------------------------------------------------------------+
+------------------------------------------------------------+
| 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 |
|------------------------------------------------------------|
| |
|------------------------------------------------------------|
| Special Commands |
|------------------------------------------------------------|
| #BDR, #CLS, #CID, #MDL?, #MFR?, #REV?, #TL, #VBQ?, #VBS, |
| #VBT, #VCI?, #VLS, #VRA, #VRN, #VRX, |
|------------------------------------------------------------|
| #VSD, #VSK, #VSP, #VSR, #VSS, #VTD, #VTS, #VTX, +MS, +MS? |
|------------------------------------------------------------|
| Note: See MHI Help File for full command documentation. |
+------------------------------------------------------------+
Proprietary AT Command Set
+------------------------------------------------------------+
| ACTIVE/DEFAULT PROFILE CONFIGURATION |
|------------------------------------------------------------|
| Type: | Immediate |
|--------------+---------------------------------------------|
| Format: | AT [cmds] Zn [cmds] |
|--------------+---------------------------------------------|
| Description: | Determines which profile the modem should |
| | use upon power-up or reset. |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| Z0 | Reset and retrieve the profile set by the |
| | ‘Y’ command |
|--------------+---------------------------------------------|
| Z1 | Reset and retrieve active Profile 0 |
|--------------+---------------------------------------------|
| Z2 | Reset and retrieve active Profile 1 |
|--------------+---------------------------------------------|
| Z3 | Reset and retrieve default Profile 0 |
|--------------+---------------------------------------------|
| Z4 | Reset and retrieve default Profile 1 |
|--------------+---------------------------------------------|
| Z5 | Reset and retrieve default Profile 2 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| ANSWER MODE |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] Bn [cmds] |
|--------------+---------------------------------------------|
| Description: | Configures modem to either answer in U.S. |
| | answer mode or V.25 answer mode. |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| í B0 | Sets modem for ITU-T V.25 answer mode |
|--------------+---------------------------------------------|
| B1 | Sets modem for U.S. answer mode |
+------------------------------------------------------------+
+------------------------------------------------------------+
| AUTOMATIC REPEAT REQUEST |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] &An [cmds] |
|--------------+---------------------------------------------|
| Description: | Configures ARQ result codes, V.32, error |
| | correction, and compression protocols |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| &A0 | ARQ result codes disabled |
|--------------+---------------------------------------------|
| &A1 | ARQ result codes enabled |
|--------------+---------------------------------------------|
| &A2 | ARQ result codes and V.32 enabled |
|--------------+---------------------------------------------|
| í &A3 | ARQ result codes, V.32, error correction, |
| | and data compression enabled |
+------------------------------------------------------------+
+------------------------------------------------------------+
| BREAK CONFIGURATION |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] &Yn [cmds] |
|--------------+---------------------------------------------|
| Description: | Configures Line Break |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| &Y0 | Destructive break / Does not send break |
|--------------+---------------------------------------------|
| &Y1 | Destructive break / Break expedited |
|--------------+---------------------------------------------|
| &Y2 | Non-destructive break / Break expedited |
+------------------------------------------------------------+
+------------------------------------------------------------+
| COMMAND SET |
|------------------------------------------------------------|
| Type: | Immediate |
|--------------+---------------------------------------------|
| Format: | AT [cmds] $ [cmds] |
|--------------+---------------------------------------------|
| Description: | Displays modem command sets |
|--------------+---------------------------------------------|
| &$ | Displays the ampersand command set |
+------------------------------------------------------------+
+------------------------------------------------------------+
| COMMUNICATIONS MODE (ASYNCHRONOUS) |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] &Mn [cmds] |
|--------------+---------------------------------------------|
| Description: | Selects communications mode |
|--------------+---------------------------------------------|
| Command | Mode |
|--------------+---------------------------------------------|
| í &M0 | Set to normal mode |
|--------------+---------------------------------------------|
| &M4 | Enable ARQ and normal modes |
|--------------+---------------------------------------------|
| &M5 | Only enables ARQ mode |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CONNECTION SPEED |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] &Nn [cmds] |
|--------------+---------------------------------------------|
| Description: | Configures modem connection speed |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| &N0 | Automode enabled |
|--------------+---------------------------------------------|
| &N1 | Connection speed set to 300bps |
|--------------+---------------------------------------------|
| &N2 | Connection speed set to 1200bps |
|--------------+---------------------------------------------|
| &N3 | Connection speed set to 2400bps |
|--------------+---------------------------------------------|
| &N4 | Connection speed set to 4800bps |
|--------------+---------------------------------------------|
| &N5 | Connection speed set to 7200bps |
|--------------+---------------------------------------------|
| &N6 | Connection speed set to 9600bps |
|--------------+---------------------------------------------|
| &N7 | Connection speed set to 12Kbps |
|--------------+---------------------------------------------|
| &N8 | Connection speed set to 14.4Kbps |
|--------------+---------------------------------------------|
| &N9 | Connection speed set to 16.8Kbps |
|--------------+---------------------------------------------|
| &N10 | Connection speed set to 19.2Kbps |
|--------------+---------------------------------------------|
| &N11 | Connection speed set to 21.6Kbps |
|--------------+---------------------------------------------|
| &N12 | Connection speed set to 24Kbps |
|--------------+---------------------------------------------|
| &N13 | Connection speed set to 26.4Kbps |
|--------------+---------------------------------------------|
| &N14 | Connection speed set to 28.8Kbps |
|--------------+---------------------------------------------|
| &N15 | Connection speed set to 31.2Kbps |
|--------------+---------------------------------------------|
| &N16 | Connection speed set to 33.6Kbps |
|--------------+---------------------------------------------|
| &N17 | Connection speed set to 33.333Kbps |
|--------------+---------------------------------------------|
| &N18 | Connection speed set to 37.333Kbps |
|--------------+---------------------------------------------|
| &N19 | Connection speed set to 41.333Kbps |
|--------------+---------------------------------------------|
| &N20 | Connection speed set to 42.666Kbps |
|--------------+---------------------------------------------|
| &N21 | Connection speed set to 44Kbps |
|--------------+---------------------------------------------|
| &N22 | Connection speed set to 45.333Kbps |
|--------------+---------------------------------------------|
| &N23 | Connection speed set to 46.666Kbps |
|--------------+---------------------------------------------|
| &N24 | Connection speed set to 48Kbps |
|--------------+---------------------------------------------|
| &N25 | Connection speed set to 49.333Kbps |
|--------------+---------------------------------------------|
| &N26 | Connection speed set to 50.666Kbps |
|--------------+---------------------------------------------|
| &N27 | Connection speed set to 52Kbps |
|--------------+---------------------------------------------|
| &N28 | Connection speed set to 53.333Kbps |
|--------------+---------------------------------------------|
| &N29 | Connection speed set to 54.666Kbps |
|--------------+---------------------------------------------|
| &N30 | Connection speed set to 56Kbps |
|--------------+---------------------------------------------|
| &N31 | Connection speed set to 57.333Kbps |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DATA COMPRESSION |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] &Kn [cmds] |
|--------------+---------------------------------------------|
| Description: | Enable/disable Auto Data, V.42bis, and MNP5 |
| | compression |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| &K0 | V.42bis and MNP5 compression disabled |
|--------------+---------------------------------------------|
| í &K1 | Auto Data compression enabled |
|--------------+---------------------------------------------|
| &K2 | V.42bis and MNP5 compression enabled |
|--------------+---------------------------------------------|
| &K3 | MNP5 compression disabled |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DATA SET READY (DSR) |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] &Sn [cmds] |
|--------------+---------------------------------------------|
| Description: | Selects DSR options |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| í &S0 | DSR forced high |
|--------------+---------------------------------------------|
| &S1 | DSR is off while in command mode and set on |
| | in on-line mode |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DATA TERMINAL READY (DTR) |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] &Dn [cmds] |
|--------------+---------------------------------------------|
| Description: | Selects modem response to DTR |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| í &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. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DCE CONNECTION SPEED |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] &Un [cmds] |
|--------------+---------------------------------------------|
| Description: | Configures DCE modem connection speed |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| &U0 | Variable DCE connection speed enabled |
|--------------+---------------------------------------------|
| &U1 | Connection speed set to 300bps |
|--------------+---------------------------------------------|
| &U2 | Connection speed set to 1200bps |
|--------------+---------------------------------------------|
| &U3 | Connection speed set to 2400bps |
|--------------+---------------------------------------------|
| &U4 | Connection speed set to 4800bps |
|--------------+---------------------------------------------|
| &U5 | Connection speed set to 7200bps |
|--------------+---------------------------------------------|
| &U6 | Connection speed set to 9600bps |
|--------------+---------------------------------------------|
| &U7 | Connection speed set to 12Kbps |
|--------------+---------------------------------------------|
| &U8 | Connection speed set to 14.4Kbps |
|--------------+---------------------------------------------|
| &U9 | Connection speed set to 16.8Kbps |
|--------------+---------------------------------------------|
| &U10 | Connection speed set to 19.2Kbps |
|--------------+---------------------------------------------|
| &U11 | Connection speed set to 21.6Kbps |
|--------------+---------------------------------------------|
| &U12 | Connection speed set to 24Kbps |
|--------------+---------------------------------------------|
| &U13 | Connection speed set to 26.4Kbps |
|--------------+---------------------------------------------|
| &U14 | Connection speed set to 28.8Kbps |
|--------------+---------------------------------------------|
| &U15 | Connection speed set to 31.2Kbps |
|--------------+---------------------------------------------|
| &U16 | Connection speed set to 33.6Kbps |
|--------------+---------------------------------------------|
| &U17 | Connection speed set to 33.333Kbps |
|--------------+---------------------------------------------|
| &U18 | Connection speed set to 37.333Kbps |
|--------------+---------------------------------------------|
| &U19 | Connection speed set to 41.333Kbps |
|--------------+---------------------------------------------|
| &U20 | Connection speed set to 42.666Kbps |
|--------------+---------------------------------------------|
| &U21 | Connection speed set to 44Kbps |
|--------------+---------------------------------------------|
| &U22 | Connection speed set to 45.333Kbps |
|--------------+---------------------------------------------|
| &U23 | Connection speed set to 46.666Kbps |
|--------------+---------------------------------------------|
| &U24 | Connection speed set to 48Kbps |
|--------------+---------------------------------------------|
| &U25 | Connection speed set to 49.333Kbps |
|--------------+---------------------------------------------|
| &U26 | Connection speed set to 50.666Kbps |
|--------------+---------------------------------------------|
| &U27 | Connection speed set to 52Kbps |
|--------------+---------------------------------------------|
| &U28 | Connection speed set to 53.333Kbps |
|--------------+---------------------------------------------|
| &U29 | Connection speed set to 54.666Kbps |
|--------------+---------------------------------------------|
| &U30 | Connection speed set to 56Kbps |
|--------------+---------------------------------------------|
| &U31 | Connection speed set to 57.333Kbps |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DCE/DTE |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] &Bn [cmds] |
|--------------+---------------------------------------------|
| Description: | Adjust DCE/DTE rate settings |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| &B0 | DTE follows DCE |
|--------------+---------------------------------------------|
| í &B1 | DTE constant |
|--------------+---------------------------------------------|
| &B2 | DTE constant in ARQ mode and a variable |
| | rate in non-ARQ mode |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DIAL MODE |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] Dn [cmds] |
|--------------+---------------------------------------------|
| Description: | Configures the dialing mode the modem will |
| | use. |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| DL | Redials last number |
|--------------+---------------------------------------------|
| DP | Uses pulse dialing |
|--------------+---------------------------------------------|
| DS=n | Dial number in stored memory |
|--------------+---------------------------------------------|
| DR | Reverses the dial mode |
|--------------+---------------------------------------------|
| í DT | Uses touch-tone dialing |
|--------------+---------------------------------------------|
| DW | Waits for two dial tones |
|--------------+---------------------------------------------|
| D, | Pause |
|--------------+---------------------------------------------|
| D; | Modem returns to &Dmode after dialing |
|--------------+---------------------------------------------|
| D/ | Uses a 125 msec delay before dialing |
|--------------+---------------------------------------------|
| D! | Uses flash |
|--------------+---------------------------------------------|
| D@ | Set to wait for 5 seconds of line silence |
|--------------+---------------------------------------------|
| D$ | Displays the dialing commands |
+------------------------------------------------------------+
+------------------------------------------------------------+
| ECHO COMMANDS |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] En [cmds] |
|--------------+---------------------------------------------|
| Description: | Configures modem to either echo commands or |
| | not to echo commands |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| E0 | Local echo enabled |
|--------------+---------------------------------------------|
| í E1 | Local echo disabled |
+------------------------------------------------------------+
+------------------------------------------------------------+
| FACTORY DEFAULT PROFILE |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] &F [cmds] |
|--------------+---------------------------------------------|
| Description: | Sets values in active profile to values |
| | found in the default profile |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| &F0 | Restore default configuration 0 |
|--------------+---------------------------------------------|
| í &F1 | Restore default configuration 1 (enables |
| | hardware flow control) |
|--------------+---------------------------------------------|
| &F2 | Restore default configuration 2 (enables |
| | software flow control) |
+------------------------------------------------------------+
+------------------------------------------------------------+
| MODEM RESPONSE |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] Qn [cmds] |
|--------------+---------------------------------------------|
| Description: | Determines when and how the modem sends |
| | reponses |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| í Q0 | Result code sending enabled |
|--------------+---------------------------------------------|
| Q1 | Result code sending disabled |
|--------------+---------------------------------------------|
| Q2 | Displays result codes when modem is set in |
| | Originate mode |
+------------------------------------------------------------+
+------------------------------------------------------------+
| PROFILE CONFIGURATION |
|------------------------------------------------------------|
| Type: | Immediate |
|--------------+---------------------------------------------|
| Format: | AT [cmds] Yn [cmds] |
|--------------+---------------------------------------------|
| Description: | Determines which profile the modem should |
| | use upon power-up or reset. |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| Y0 | Set Profile 0 active upon power-up or reset |
|--------------+---------------------------------------------|
| Y1 | Set profile 1 active upon power-up or reset |
+------------------------------------------------------------+
+------------------------------------------------------------+
| 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 and Hong Kong) |
+------------------------------------------------------------+
+------------------------------------------------------------+
| REPORT INFORMATION |
|------------------------------------------------------------|
| Type: | Immediate |
|--------------+---------------------------------------------|
| Format: | AT [cmds] In [cmds] |
|--------------+---------------------------------------------|
| Description: | Displays information requested |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| I0 | Reports product identification code |
|--------------+---------------------------------------------|
| I1 | Reports ROM checksum |
|--------------+---------------------------------------------|
| I2 | Reports internal memory test |
|--------------+---------------------------------------------|
| I3 | Reports product identification |
|--------------+---------------------------------------------|
| I4 | Reports current modem settings |
|--------------+---------------------------------------------|
| I5 | Reports active and stored profiles |
|--------------+---------------------------------------------|
| I6 | Reports link diagnostics |
|--------------+---------------------------------------------|
| I7 | Reports modem configuration |
+------------------------------------------------------------+
+------------------------------------------------------------+
| RTS/CTS |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] &Rn [cmds] |
|--------------+---------------------------------------------|
| Description: | Selects RTS/CTS options |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| &R0 | Reserved |
|--------------+---------------------------------------------|
| &R1 | CTS forced high, RTS is ignored. |
|--------------+---------------------------------------------|
| í &R2 | RX hardware flow control enabled |
+------------------------------------------------------------+
+------------------------------------------------------------+
| RX FLOW CONTROL |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] &In [cmds] |
|--------------+---------------------------------------------|
| Description: | Configure RX & ENQ/ACK flow control |
| | settings (XON/XOFF) |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| í &I0 | Software RX flow control disabled |
|--------------+---------------------------------------------|
| &I1 | Software RX flow control enabled |
|--------------+---------------------------------------------|
| &I2 | RX flow control enabled without passthrough |
|--------------+---------------------------------------------|
| &I3 | ENQ/ACK flow control enabled in host mode |
|--------------+---------------------------------------------|
| &I4 | ENQ/ACK flow control enabled in terminal |
| | mode |
|--------------+---------------------------------------------|
| &I5 | Software RX flow control enabled for |
| | non-ARQ mode |
+------------------------------------------------------------+
+------------------------------------------------------------+
| SPEAKER VOLUME |
|------------------------------------------------------------|
| Type: | Immediate |
|--------------+---------------------------------------------|
| Format: | AT [cmds] Ln [cmds] |
|--------------+---------------------------------------------|
| Description: | Controls the volume of the modem speaker |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| L0 | Low volume setting |
|--------------+---------------------------------------------|
| L1 | Low volume setting |
|--------------+---------------------------------------------|
| í L2 | Medium volume setting |
|--------------+---------------------------------------------|
| L3 | High volume setting |
|--------------+---------------------------------------------|
| Description: | Controls 8S-2D, 16S-4D, 32S-2D, and 64S-4D |
| | trellis coding. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| TX FLOW CONTROL |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] &Hn [cmds] |
|--------------+---------------------------------------------|
| Description: | Configure TX flow control settings |
| | (XON/XOFF) |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| &H0 | CTS flow control disabled |
|--------------+---------------------------------------------|
| í &H1 | CTS flow control enabled |
|--------------+---------------------------------------------|
| &H2 | Software flow control enabled |
|--------------+---------------------------------------------|
| &H3 | Software flow control and CTS enabled |
+------------------------------------------------------------+
S(status) -Registers
+------------------------------------------------------------+
| BIT-MAPPED REGISTER S13 |
|------------------------------------------------------------|
| Format: | AT [cmds] S13=n [cmds] |
|--------------+---------------------------------------------|
| Default: | 0 |
|--------------+---------------------------------------------|
| Unit: | Bit-mapped |
|--------------+---------------------------------------------|
| Description: | Controls RX flow control, buffer reset, |
| | backspace, autodial, retrain, and hang-up |
| | commands. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| BIT-MAPPED REGISTER S27 |
|------------------------------------------------------------|
| Format | AT [cmds] S27=n [cmds] |
|--------------+---------------------------------------------|
| Default: | 0 |
|--------------+---------------------------------------------|
| Unit: | Bit-mapped |
|--------------+---------------------------------------------|
| Description: | Controls V.21, V.23, V.32, V.32bis, trellis |
| | coding, answer tone, and 9600bps result |
| | codes. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| BREAK LENGTH |
|------------------------------------------------------------|
| Format | AT [cmds] S21 [cmds] |
|--------------+---------------------------------------------|
| Default: | 10 |
|--------------+---------------------------------------------|
| Range: | 0-255 |
|--------------+---------------------------------------------|
| Unit: | .01 second |
|--------------+---------------------------------------------|
| Description: | Determines the break length |
+------------------------------------------------------------+
+------------------------------------------------------------+
| COMPRESSION CONFIGURATION |
|------------------------------------------------------------|
| Format | AT [cmds] S15 [cmds] |
|--------------+---------------------------------------------|
| Default: | 0 |
|--------------+---------------------------------------------|
| Range: | Unidentified |
|--------------+---------------------------------------------|
| Unit: | Bit-mapped register |
|--------------+---------------------------------------------|
| Description: | Disable ARQ/MNP/V.42bis compression |
+------------------------------------------------------------+
+------------------------------------------------------------+
| COMPRESSION PROTOCOLS |
|------------------------------------------------------------|
| Type: | Register |
|--------------+---------------------------------------------|
| Format: | AT [cmds] S32=n [cmds] |
|--------------+---------------------------------------------|
| Default: | 2 |
|--------------+---------------------------------------------|
| Unit: | Bit-mapped register |
|--------------+---------------------------------------------|
| Description: | Controls V.8, V.34, V.34bis, and x2 |
| | compression protocols |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DIAL LINE RATE |
|------------------------------------------------------------|
| Type: | Register |
|--------------+---------------------------------------------|
| Format | AT [cmds] S38=n [cmds] |
|--------------+---------------------------------------------|
| Default: | 0 |
|--------------+---------------------------------------------|
| Range: | 0 - 19 |
|--------------+---------------------------------------------|
| Unit: | Unidentified |
|--------------+---------------------------------------------|
| Description: | Sets the 56K dialing rate |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DISTINCTIVE RING |
|------------------------------------------------------------|
| Format | AT [cmds] S41 [cmds] |
|--------------+---------------------------------------------|
| Default: | 0 |
|--------------+---------------------------------------------|
| Range: | 0-1 |
|--------------+---------------------------------------------|
| Unit: | Bit-mapped register |
|--------------+---------------------------------------------|
| Description: | Enables or disables the distinctive ring |
| | function on the modem |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DTR HANG-UP DELAY |
|------------------------------------------------------------|
| Type: | Register |
|--------------+---------------------------------------------|
| Format | AT [cmds] S38=n [cmds] |
|--------------+---------------------------------------------|
| Default: | 0 |
|--------------+---------------------------------------------|
| Range: | 0-255 |
|--------------+---------------------------------------------|
| Unit: | 1 second |
|--------------+---------------------------------------------|
| Description: | Controls the DTR hang-up delay time |
+------------------------------------------------------------+
+------------------------------------------------------------+
| FLOW CONTROL CHARACTER - XON |
|------------------------------------------------------------|
| Format | AT [cmds] S22 [cmds] |
|--------------+---------------------------------------------|
| Default: | 17 |
|--------------+---------------------------------------------|
| Range: | 0-255 |
|--------------+---------------------------------------------|
| Unit: | ASCII |
|--------------+---------------------------------------------|
| Description: | Sets the character used to represent XON |
+------------------------------------------------------------+
+------------------------------------------------------------+
| FLOW CONTROL CHARACTER - XOFF |
|------------------------------------------------------------|
| Format | AT [cmds] S23 [cmds] |
|--------------+---------------------------------------------|
| Default: | 19 |
|--------------+---------------------------------------------|
| Range: | 0-255 |
|--------------+---------------------------------------------|
| Unit: | ASCII |
|--------------+---------------------------------------------|
| Description: | Sets the character used to represent XOFF |
+------------------------------------------------------------+
+------------------------------------------------------------+
| INACTIVITY TIMER |
|------------------------------------------------------------|
| Format | AT [cmds] S19 [cmds] |
|--------------+---------------------------------------------|
| Default: | 0 |
|--------------+---------------------------------------------|
| Range: | 0-255 |
|--------------+---------------------------------------------|
| Unit: | minutes |
|--------------+---------------------------------------------|
| Description: | Disconnects line connection after a certain |
| | period of line inactivity |
+------------------------------------------------------------+
+------------------------------------------------------------+
| SYMBOL RATES |
|------------------------------------------------------------|
| Type: | Register |
|--------------+---------------------------------------------|
| Format: | AT [cmds] S33=n [cmds] |
|--------------+---------------------------------------------|
| Default: | 0 |
|--------------+---------------------------------------------|
| Unit: | Bit-mapped register |
|--------------+---------------------------------------------|
| Description: | Controls 2400, 2743, 2800, 3000, 3200, and |
| | 3429 symbol rates. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| TRELLIS CODING |
|------------------------------------------------------------|
| Type: | Register |
|------------+-----------------------------------------------|
| Format: | AT [cmds] S34=n [cmds] |
|------------+-----------------------------------------------|
| Default: | 0 |
|------------+-----------------------------------------------|
| Unit: | Bit-mapped register |
+------------------------------------------------------------+
+------------------------------------------------------------+
| V.21 ANSWER MODE TIMER |
|------------------------------------------------------------|
| Type: | Register |
|--------------+---------------------------------------------|
| Format | AT [cmds] S29=n [cmds] |
|--------------+---------------------------------------------|
| Default: | 20 |
|--------------+---------------------------------------------|
| Range: | 0-255 |
|--------------+---------------------------------------------|
| Unit: | .01 second |
|--------------+---------------------------------------------|
| Description: | Time the modem will go on-hook upon |
| | receiving the ! dial modifier in dial |
| | string. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| V.32 ANSWER TONE |
|------------------------------------------------------------|
| Format | AT [cmds] S28=n [cmds] |
|--------------+---------------------------------------------|
| Default: | 8 |
|--------------+---------------------------------------------|
| Range: | 0-255 |
|--------------+---------------------------------------------|
| Unit: | .1 seconds |
|--------------+---------------------------------------------|
| Description: | Controls V.32 answer tone |
+------------------------------------------------------------+