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# BOCA RESEARCH, INC.
SOUND EXPRESSION 14.4VSP (SE1440)
Modem Type Data
(synchronous/asynchronous)/Fax/Voice
Maximum Data Rate 14.4Kbps
Maximum Fax Rate 14.4Kbps
Data Bus 16-bit ISA
Fax Class Class I
Data Modulation Bell 103A/212A
Protocol
ITU-T V.22, V.22bis, V.32, V.32bis
Fax Modulation ITU-T V.17, V.21CH2, V.27ter, V.29
Protocol
Error MNP5, V.42, V.42bis
Correction/Compression
IMG IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Purpose | Location | Purpose | Location |
|-----------------+----------+--------------------+----------|
| Panasonic | CN1 | Line in | CN8 |
| CD-ROM | | | |
| interface | | | |
|-----------------+----------+--------------------+----------|
| IDE CD-ROM | CN2 | Microphone in | CN9 |
| interface | | | |
|-----------------+----------+--------------------+----------|
| Mitsumi CD-ROM | CN3 | Modem line out | CN10 |
| interface | | | |
|-----------------+----------+--------------------+----------|
| Sony CD-ROM | CN4 | Sony/IDE CD-ROM | CN11 |
| interface | | audio | |
|-----------------+----------+--------------------+----------|
| Game/MIDI port | CN5 | Panasonic CD-ROM | CN12 |
| | | audio | |
|-----------------+----------+--------------------+----------|
| Speaker out | CN6 | Mitsumi CD-ROM | CN13 |
| | | audio | |
|-----------------+----------+--------------------+----------|
| Line out | CN7 | Wavetable | CN14 |
| | | daughterboard | |
| | | connector | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| USER CONFIGURABLE SETTINGS |
|------------------------------------------------------------|
| Function | Label | Position |
|----------------------------+-----------+-------------------|
| IDE CD-ROM enabled | J6 | Pins 1 & 2 closed |
|----------------------------+-----------+-------------------|
| IDE CD-ROM disabled | J6 | Pins 2 & 3 closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| BASE I/O ADDRESS SELECTION |
|------------------------------------------------------------|
| Port | JP1/A | JP1/B | JP1/C | JP1/D |
|----------------+----------+----------+----------+----------|
| í COM1: (3F8h) | Open | Closed | Open | Closed |
|----------------+----------+----------+----------+----------|
| » COM2: (2F8h) | Open | Closed | Closed | Open |
|----------------+----------+----------+----------+----------|
| í COM3: (3E8h) | Closed | Open | Open | Closed |
|----------------+----------+----------+----------+----------|
| í COM4: (2E8h) | Closed | Open | Closed | Open |
+------------------------------------------------------------+
+------------------------------------------------------------+
| INTERRUPT SELECTION |
|------------------------------------------------------------|
| IRQ | JP1/E | JP1/F | JP1/G | JP1/H |
|---------+------------+------------+------------+-----------|
| » 3 | Open | Open | Open | Closed |
|---------+------------+------------+------------+-----------|
| í 4 | Open | Open | Closed | Open |
|---------+------------+------------+------------+-----------|
| í 5 | Open | Closed | Open | Open |
|---------+------------+------------+------------+-----------|
| í 7 | Closed | Open | Open | Open |
+------------------------------------------------------------+
Proprietary AT Command Set
+------------------------------------------------------------+
| ACCEPT RELIABLE MODE |
|------------------------------------------------------------|
| Type: | Immediate |
|--------------+---------------------------------------------|
| Format: | AT [cmds] \U |
|--------------+---------------------------------------------|
| Example: | AT \U<CR> |
|--------------+---------------------------------------------|
| Description: | Accepts remote modem’s request for reliable |
| | link. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| AUTO FALL FORWARD/FALLBACK |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] %Gn [cmds] |
|--------------+---------------------------------------------|
| Example: | AT %G1 &W0 <CR> |
|--------------+---------------------------------------------|
| Description: | Selects auto fallback. |
|--------------+---------------------------------------------|
| í Command | Function |
|--------------+---------------------------------------------|
| í %G0 | Fallback disabled. |
|--------------+---------------------------------------------|
| » %G1 | Fallback enabled. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| AUTO-RELIABLE FALLBACK CHARACTER |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] %An [cmds] |
|--------------+---------------------------------------------|
| Example: | AT %A20<CR> |
|--------------+---------------------------------------------|
| Default: | 13 |
|--------------+---------------------------------------------|
| Range: | 0-127 |
|--------------+---------------------------------------------|
| Unit: | ASCII |
|--------------+---------------------------------------------|
| Description: | Sets the character used as the |
| | auto-reliable fallback character. %A0 will |
| | disable this function. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| AUTO-RETRAIN |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] %En [cmds] |
|--------------+---------------------------------------------|
| Example: | AT %E1 %Q<CR> |
|--------------+---------------------------------------------|
| Description: | Selects auto-retrain mode. |
|--------------+---------------------------------------------|
| í Command | Function |
|--------------+---------------------------------------------|
| » %E0 | Auto-retrain disabled. |
|--------------+---------------------------------------------|
| í %E1 | Auto-retrain enabled. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| BREAK SEND |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] \Bn [cmds] |
|--------------+---------------------------------------------|
| Example: | AT \B3 &W<CR> |
|--------------+---------------------------------------------|
| Default: | 3 |
|--------------+---------------------------------------------|
| Range: | 1-9 |
|--------------+---------------------------------------------|
| Unit: | .1 second |
|--------------+---------------------------------------------|
| Description: | Sends break to modem. |
+------------------------------------------------------------+
+----------------------------------------------------------------+
| BREAK TYPE |
|----------------------------------------------------------------|
|Type: |Configuration |
|------------------+---------------------------------------------|
|Format: |AT [cmds] \Kn [cmds] |
|------------------+---------------------------------------------|
|Example: |AT \K1 <CR> |
|------------------+---------------------------------------------|
|Description: |Configures action of break signal. |
|----------------------------------------------------------------|
| Command |Break from DTE | Break from | Modem | Break from |
| | | DTE |receives \B |remote modem|
| |Reliable/Normal| | | |
| | mode |Direct mode | | |
|---------+---------------+------------+------------+------------|
| í \K0 |Enter command |Send break |Buffers |Buffers |
| |mode, do not |to remote |cleared and |cleared and |
| |send break to |modem |break sent |break sent |
| |remote modem. |immediately,|to remote |to DTE. |
| | |then enter |modem. | |
| | |command | | |
| | |mode. | | |
|---------+---------------+------------+------------+------------|
| í \K1 |Buffers cleared|Send break |Buffers |Buffers |
| |and break sent |to remote |cleared and |cleared and |
| |to remote |modem |break sent |break sent |
| |modem. |immediately.|to remote |to DTE. |
| | | |modem. | |
|---------+---------------+------------+------------+------------|
| í \K2 |Enter command |Send break |Send break |Send break |
| |mode, do not |to remote |to remote |to DTE |
| |send break to |modem |modem |immediately.|
| |remote modem. |immediately,|immediately.| |
| | |then enter | | |
| | |command | | |
| | |mode. | | |
|---------+---------------+------------+------------+------------|
| í \K3 |Send break to |Send break |Send break |Send break |
| |remote modem |to remote |to remote |to DTE |
| |immediately. |modem |modem |immediately.|
| | |immediately.|immediately.| |
|---------+---------------+------------+------------+------------|
| í \K4 |Enter command |Send break |Send break |Break sent |
| |mode, do not |to remote |to remote |with |
| |send break to |modem |modem with |received |
| |remote modem. |immediately,|transmitted |data to the |
| | |then enter |data. |DTE. |
| | |command | | |
| | |mode. | | |
|---------+---------------+------------+------------+------------|
|» \K5 |Send break with|Send break |Send break |Break sent |
| |transmitted |to remote |to remote |with |
| |data. |modem |modem with |received |
| | |immediately.|transmitted |data to the |
| | | |data. |DTE. |
+----------------------------------------------------------------+
+------------------------------------------------------------+
| CALLING TONE |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] -Cn [cmds] |
|--------------+---------------------------------------------|
| Example: | AT -C0 &W<CR> |
|--------------+---------------------------------------------|
| Description: | Controls whether the DTE will allow the |
| | modem to send a 1300Hz calling tone when |
| | originating. |
|--------------+---------------------------------------------|
| í Command | Function |
|--------------+---------------------------------------------|
| » -C0 | Disable calling tone. |
|--------------+---------------------------------------------|
| í -C1 | Enable calling tone. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CONNECT MODE |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] \Nn [cmds] |
|--------------+---------------------------------------------|
| Example: | AT \N1 DT555-1212<CR> |
|--------------+---------------------------------------------|
| Description: | Sets connect mode. |
|--------------+---------------------------------------------|
| í Command | Function |
|--------------+---------------------------------------------|
| í \N0 | Normal mode enabled. |
|--------------+---------------------------------------------|
| Í \N1 | Direct mode enabled |
|--------------+---------------------------------------------|
| í \N2 | Reliable mode enabled. |
|--------------+---------------------------------------------|
| » \N3 | V.42 auto-reliable mode enabled. |
|--------------+---------------------------------------------|
| í \N4 | LAPM mode enabled. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CONVERT TO RELIABLE MODE |
|------------------------------------------------------------|
| Type: | Immediate |
|--------------+---------------------------------------------|
| Format: | AT [cmds] \Y |
|--------------+---------------------------------------------|
| Example: | AT \Y<CR> |
|--------------+---------------------------------------------|
| Description: | Initiates reliable mode link. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| FLOW CONTROL |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] \Gn [cmds] |
|--------------+---------------------------------------------|
| Example: | AT \G1 &K3<CR> |
|--------------+---------------------------------------------|
| Description: | Selects modem port flow control. |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| » \G0 | Flow control disabled. |
|--------------+---------------------------------------------|
| í \G1 | Flow control enabled. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| FLOW CONTROL TYPE |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] \Qn [cmds] |
|--------------+---------------------------------------------|
| Example: | AT \Q0 \K3<CR> |
|--------------+---------------------------------------------|
| Description: | Sets type of flow control used by modem. |
|--------------+---------------------------------------------|
| í Command | Function |
|--------------+---------------------------------------------|
| í \Q0 | Flow control disabled. |
|--------------+---------------------------------------------|
| í \Q1 | XON/XOFF flow control enabled. |
|--------------+---------------------------------------------|
| í \Q2 | CTS flow control to DTE enabled. |
|--------------+---------------------------------------------|
| » \Q3 | RTS/CTS flow control enabled. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| INACTIVITY TIMER |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] \Tn [cmds] |
|--------------+---------------------------------------------|
| Example: | AT\T20<CR> |
|--------------+---------------------------------------------|
| Default: | 0 |
|--------------+---------------------------------------------|
| Range: | 0-90 |
|--------------+---------------------------------------------|
| Unit: | 1 minutes |
|--------------+---------------------------------------------|
| Description: | Sets the length of time that the modem does |
| | not receive information before it |
| | disconnects. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| INACTIVITY TIMER |
|------------------------------------------------------------|
| Type: | Register |
|--------------+---------------------------------------------|
| Format: | AT [cmds] S90=n [cmds] |
|--------------+---------------------------------------------|
| Example: | ATS90=20<CR> |
|--------------+---------------------------------------------|
| Default: | 0 |
|--------------+---------------------------------------------|
| Range: | 0-255 |
|--------------+---------------------------------------------|
| Unit: | 1 minute |
|--------------+---------------------------------------------|
| Description: | Sets the length of time that the modem does |
| | not receive information before it |
| | disconnects. S90=0 will disable. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| LOCK SERIAL PORT |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] \Jn [cmds] |
|--------------+---------------------------------------------|
| Example: | AT %B1 \J0<CR> |
|--------------+---------------------------------------------|
| Description: | Sets operation of serial port speed. |
|--------------+---------------------------------------------|
| í Command | Function |
|--------------+---------------------------------------------|
| » \J0 | Serial speed locked. |
|--------------+---------------------------------------------|
| í \J1 | Serial speed follows connect speed. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| MAXIMUM BLOCK SIZE FOR TRANSMISSION |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] \An [cmds] |
|--------------+---------------------------------------------|
| Example: | AT \A3 %E1<CR> |
|--------------+---------------------------------------------|
| Description: | Sets the maximum transmittable block size. |
|--------------+---------------------------------------------|
| í Command | Function |
|--------------+---------------------------------------------|
| í \A0 | MNP block size is 64 characters. |
|--------------+---------------------------------------------|
| í \A1 | MNP block size is 128 characters. |
|--------------+---------------------------------------------|
| í \A2 | MNP block size is 192 characters. |
|--------------+---------------------------------------------|
| » \A3 | MNP block size is 256 characters. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| ON-LINE IN RELIABLE MODE |
|------------------------------------------------------------|
| Type: | Immediate |
|--------------+---------------------------------------------|
| Format: | AT [cmds] \O |
|--------------+---------------------------------------------|
| Example: | AT \O <CR> |
|--------------+---------------------------------------------|
| Description: | Returns to on-line and requests reliable |
| | mode connection. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| REPORT SIGNAL QUALITY |
|------------------------------------------------------------|
| Type: | Immediate |
|--------------+---------------------------------------------|
| Format: | AT [cmds] %Q [cmds] |
|--------------+---------------------------------------------|
| Example: | AT %Q<CR> |
|--------------+---------------------------------------------|
| Description: | Reports signal quality. If the value is |
| | greater than 7, the modem will retrain when |
| | %E1 is set. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| RESULT CODE FORMAT |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] \Vn [cmds] |
|--------------+---------------------------------------------|
| Example: | AT \V0 Q0<CR> |
|--------------+---------------------------------------------|
| Description: | Selects result codes from ATV command, MNP |
| | or V.42. |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| í \V0 | ATV command defined result codes enabled. |
|--------------+---------------------------------------------|
| » \V1 | Modified MNP result codes enabled. |
|--------------+---------------------------------------------|
| í \V2 | Extended V.42 result codes enabled. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| SWITCH TO MNP MODE |
|------------------------------------------------------------|
| Type: | Immediate |
|--------------+---------------------------------------------|
| Format: | AT [cmds] \Z |
|--------------+---------------------------------------------|
| Example: | AT \Z <CR> |
|--------------+---------------------------------------------|
| Description: | Switches to normal mode from MNP mode. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| XON/XOFF PASS-THROUGH |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] \Xn [cmds] |
|--------------+---------------------------------------------|
| Example: | AT \X0 \U<CR> |
|--------------+---------------------------------------------|
| Description: | Selects whether XON/XOFF signals are sent |
| | to remote modem. |
|--------------+---------------------------------------------|
| í Command | Function |
|--------------+---------------------------------------------|
| » \X0 | XON/XOFF signals trapped by local modem. |
|--------------+---------------------------------------------|
| í \X1 | XON/XOFF passed through local modem. |
+------------------------------------------------------------+