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# DIGICOM SYSTEMS
SCOUT PLUS (EXTERNAL)
Card Type Modem, Fax
Chip Set Unidentified
I/O Options Line in (RJ-11), line out (RJ11), DTE
port (25-pin serial connector),
power connector
Maximum Modem Rate 14.4Kbps
Maximum Fax Rate 9600bps
Data Modulation Bell 212A, ITU-T V.22, V.22bis, V.32,
Protocol V.32bis
Fax Modulation V.27ter, V.29
Protocol
Error MNP5, V.42, V42bis
Correction/Compression
Fax Class Class I & II
Data Bus External
(IMG) IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Function | Label | Function | Label |
|------------------------------------------------------------|
| DTE port (25-pin serial | CN1 | Power | CN4 |
| connector) | | jack | |
|--------------------------------+---------+-----------+-----|
| Line out | CN2 | Power | SW2 |
| | | switch | |
|--------------------------------+---------+-----------+-----|
| Line in | CN3 | | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| USER CONFIGURABLE SETTINGS |
|------------------------------------------------------------|
| Function | Label | Position |
|----------------------------------------+-------+-----------|
| Normal operation enabled | SW1/1 | Off |
|----------------------------------------+-------+-----------|
| DCD forced high | SW1/1 | On |
|----------------------------------------+-------+-----------|
| í Factory configured - do not alter | SW1/2 | Off |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DIAGNOSTIC LED(S) |
|------------------------------------------------------------|
| LED | Color | Status | Condition |
|-----+--------------+----------+----------------------------|
| MR | Unidentified | On | Power is on |
|-----+--------------+----------+----------------------------|
| MR | Unidentified | Off | Power is off |
|-----+--------------+----------+----------------------------|
| MR | Unidentified | Blinking | Modem has failed the self |
| | | | test |
|-----+--------------+----------+----------------------------|
| TR | Unidentified | On | DTR signal is high |
|-----+--------------+----------+----------------------------|
| TR | Unidentified | Off | DTR signal is low |
|-----+--------------+----------+----------------------------|
| AA | Unidentified | On | Auto-answer enabled |
|-----+--------------+----------+----------------------------|
| AA | Unidentified | Off | Auto-answer disabled |
|-----+--------------+----------+----------------------------|
| EC | Unidentified | On | Error correction enabled |
|-----+--------------+----------+----------------------------|
| EC | Unidentified | Off | Error correction disabled |
|-----+--------------+----------+----------------------------|
| HS | Unidentified | On | Modem is operating at high |
| | | | speed |
|-----+--------------+----------+----------------------------|
| HS | Unidentified | Off | Modem is not operating at |
| | | | high speed |
|-----+--------------+----------+----------------------------|
| RD | Unidentified | On | Modem is receiving data |
|-----+--------------+----------+----------------------------|
| RD | Unidentified | Off | Modem is not receiving |
| | | | data |
|-----+--------------+----------+----------------------------|
| SD | Unidentified | On | Modem is transmitting data |
|-----+--------------+----------+----------------------------|
| SD | Unidentified | Off | Modem is not transmitting |
| | | | data |
|-----+--------------+----------+----------------------------|
| CD | Unidentified | On | Carrier signal detected |
|-----+--------------+----------+----------------------------|
| CD | Unidentified | Off | Carrier signal not |
| | | | detected |
|-----+--------------+----------+----------------------------|
| CS | Unidentified | On | CTS signal is high |
|-----+--------------+----------+----------------------------|
| CS | Unidentified | Off | CTS signal is low |
|-----+--------------+----------+----------------------------|
| OH | Unidentified | On | Modem is off-hook |
|-----+--------------+----------+----------------------------|
| OH | Unidentified | Off | Modem is on-hook |
+------------------------------------------------------------+
+------------------------------------------------------------+
| SUPPORTED COMMAND SET |
|------------------------------------------------------------|
| Basic AT Commands |
|------------------------------------------------------------|
| AT, A/, +++ |
|------------------------------------------------------------|
| A, E, H, M, 0, V, Z |
|------------------------------------------------------------|
| &F, &T, &Z |
|------------------------------------------------------------|
| |
|------------------------------------------------------------|
| S Registers |
|------------------------------------------------------------|
| S0, S1, S2, S3, S4, S5, S6, S7, S8, S9, S10, S11, S12, |
| S18, S25, S26 |
|------------------------------------------------------------|
| |
|------------------------------------------------------------|
| Note: See MHI Help file for full command documentation. |
+------------------------------------------------------------+
PROPRIETARY AT COMMAND SET
+------------------------------------------------------------+
| COMMUNICATIONS MODE |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] &Mn [cmds] |
|--------------+---------------------------------------------|
| Description: | Selects communications mode |
|--------------+---------------------------------------------|
| Command | Mode |
|--------------+---------------------------------------------|
| &M0 | Asynchronous mode |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DATA CARRIER DETECT (DCD) |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] &Cn [cmds] |
|--------------+---------------------------------------------|
| Description: | Selects whether the DCD option is enabled |
| | or disabled |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| &C0 | DCD forced high |
|--------------+---------------------------------------------|
| í &C1 | DCD follows normal RS-232 |
|--------------+---------------------------------------------|
| &C2 | DCD forced high (CD wink) |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DATA SET READY (DSR) |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] &Bn [cmds] |
|--------------+---------------------------------------------|
| Description: | Selects DSR options |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| í &B0 | DSR forced high |
|--------------+---------------------------------------------|
| &B1 | DSR high only while modem is handshaking or |
| | connected |
|--------------+---------------------------------------------|
| &B2 | DSR follows normal RS-232 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DATA TERMINAL READY (DTR) |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] &Dn [cmds] |
|--------------+---------------------------------------------|
| Description: | Selects modem response to DTR |
|--------------+---------------------------------------------|
| &D0 | DTR forced high |
|--------------+---------------------------------------------|
| &D1 | Modem goes to command mode after DTR goes |
| | is off |
|--------------+---------------------------------------------|
| í &D2 | Modem goes to command mode and disconnects |
| | (hangs up) after DTR goes off |
|--------------+---------------------------------------------|
| &D3 | Modem is initialized after DTR goes off |
+------------------------------------------------------------+
+------------------------------------------------------------+
| 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 |
|--------------+---------------------------------------------|
| DP | Pulse dialing enabled |
|--------------+---------------------------------------------|
| DSn | Dial stored telephone number n |
|--------------+---------------------------------------------|
| DT | Tone dialing enabled/Pulse dialing disabled |
|--------------+---------------------------------------------|
| DW | Dialing resumed following dial tone |
| | detection |
|--------------+---------------------------------------------|
| D, | Dialing paused for amount of time specified |
| | in S8 register |
|--------------+---------------------------------------------|
| D! | Modem commanded to go on-hook for ½ second |
|--------------+---------------------------------------------|
| 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; | Modem returned to idle state after dialing. |
| | The semicolon can only be placed at the end |
| | of the dial command. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DISPLAY STORED TELEPHONE NUMBERS |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] &Sn [cmds] |
|--------------+---------------------------------------------|
| Description: | Displays stored telephone numbers |
+------------------------------------------------------------+
+------------------------------------------------------------+
| ERROR CONTROL BREAK |
|------------------------------------------------------------|
| Type: | Immediate |
|--------------+---------------------------------------------|
| Format: | AT [cmds] Kn [cmds] |
|--------------+---------------------------------------------|
| Description: | Controls break during error control |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| K0 | Prevent break during error control |
|--------------+---------------------------------------------|
| í K1 | Allows break during error control |
+------------------------------------------------------------+
+------------------------------------------------------------+
| REPORT INFORMATION |
|------------------------------------------------------------|
| Type: | Immediate |
|--------------+---------------------------------------------|
| Format: | AT [cmds] In [cmds] |
|--------------+---------------------------------------------|
| Description: | Displays information requested |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| I0 | Reply with 960 or 961 |
|--------------+---------------------------------------------|
| I1 | Send software version to DTE |
|--------------+---------------------------------------------|
| I2 | Send internal checksum to DTE |
+------------------------------------------------------------+
+------------------------------------------------------------+
| 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 enabled when in |
| | originate mode |
+------------------------------------------------------------+
+------------------------------------------------------------+
| RTS/CTS |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] &Rn [cmds] |
|--------------+---------------------------------------------|
| Description: | Selects RTS/CTS options |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| &R0 | CTS follows RTS in data mode |
|--------------+---------------------------------------------|
| &R1 | CTS follows DCD signal |
|--------------+---------------------------------------------|
| &R2 | CTS 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; |
| | basic result codes enabled |
|--------------+---------------------------------------------|
| X1 | Busy and dial tone detection disabled; |
| | extended result codes enabled. |
|--------------+---------------------------------------------|
| X2 | Busy tone detection disabled, dial tone |
| | detection enabled; extended result codes |
| | enabled. |
|--------------+---------------------------------------------|
| X3 | Busy tone detection enabled, dial tone |
| | detection disabled; extended result codes |
| | enabled. |
|--------------+---------------------------------------------|
| X4 | Busy and dial tone detection enabled; |
| | extended result codes enabled. |
|--------------+---------------------------------------------|
| X5 | Busy and dial tone detection enabled; basic |
| | result codes enabled. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| STORE ACTIVE PROFILE |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] &Wn [cmds] |
|--------------+---------------------------------------------|
| Description: | Writes the values for the active profile |
| | into the non-volatile RAM |
+------------------------------------------------------------+
EXTENDED AT COMMAND SET
+------------------------------------------------------------+
| ABORT FEATURE |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] *Pn [cmds] |
|--------------+---------------------------------------------|
| Description: | Enable/disable user abort feature |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| í *P0 | User abort feature enabled |
|--------------+---------------------------------------------|
| *P1 | User abort feature disabled |
+------------------------------------------------------------+
+------------------------------------------------------------+
| ADAPTIVE HANDSHAKE |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] *Gn [cmds] |
|--------------+---------------------------------------------|
| Description: | Enables/disables adaptive handshake |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| *G0 | Adaptive handshake disabled |
|--------------+---------------------------------------------|
| í *G1 | Adaptive handshake enabled |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CONNECTION SPEED |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] *Nn [cmds] |
|--------------+---------------------------------------------|
| Description: | Controls modem connection rate |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| *N0 | Connect at 1200bps |
|--------------+---------------------------------------------|
| *N1 | Connect at 2400bps |
|--------------+---------------------------------------------|
| *N2 | Connect at 4800bps |
|--------------+---------------------------------------------|
| í *N3 | Connect at 9600bps |
|--------------+---------------------------------------------|
| *N4 | Connect at 7200bps |
|--------------+---------------------------------------------|
| *N5 | Connect at 12.0Kbps |
|--------------+---------------------------------------------|
| *N6 | Connect at 14.4Kbps |
+------------------------------------------------------------+
+------------------------------------------------------------+
| ERROR CONTROL |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] *En [cmds] |
|--------------+---------------------------------------------|
| Description: | Selects error control |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| *E0 | EC error control disabled |
|--------------+---------------------------------------------|
| *E1 | Auto-reliable MNP5 error control enebled |
|--------------+---------------------------------------------|
| *E2 | MNP5 error control enabled |
|--------------+---------------------------------------------|
| *E3 | Auto-reliable error control up to class 4 |
| | enabled |
|--------------+---------------------------------------------|
| *E4 | Reliable error control up to class 4 |
| | enabled |
|--------------+---------------------------------------------|
| *E5 | Auto-reliable V.42 with phase detection |
| | enabled |
|--------------+---------------------------------------------|
| *E6 | Reliable V.42 with phase detection enabled |
|--------------+---------------------------------------------|
| *E7 | Auto reliable V.42 without phase detection |
| | enabled |
|--------------+---------------------------------------------|
| *E8 | Reliable V.42 without phase detection |
| | enabled |
|--------------+---------------------------------------------|
| í *E9 | Auto-reliable V.42bis with phase detection |
| | enabled |
|--------------+---------------------------------------------|
| *E10 | reliable V.42bis with phase detection |
| | enabled |
+------------------------------------------------------------+
+------------------------------------------------------------+
| ERROR CORRECTION RESPONSES |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] *Mn [cmds] |
|--------------+---------------------------------------------|
| Description: | Controls error correction response sending |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| *M0 | Error correction response sending disabled |
|--------------+---------------------------------------------|
| í *M1 | Error correction response sending enabled |
|--------------+---------------------------------------------|
| *M2 | Error correction response sending with type |
| | of error correction enabled |
+------------------------------------------------------------+
+------------------------------------------------------------+
| FLOW CONTROL |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] *Fn [cmds] |
|--------------+---------------------------------------------|
| Description: | Sets type of flow control used by modem |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| *F0 | Flow control disabled |
|--------------+---------------------------------------------|
| *F1 | XON/XOFF passthrough flow control enabled |
|--------------+---------------------------------------------|
| *F2 | XON/XOFF flow control enabled |
|--------------+---------------------------------------------|
| í *F3 | RTS/CTS flow control enabled |
+------------------------------------------------------------+
+------------------------------------------------------------+
| PARAMETER SETTINGS |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] *On [cmds] |
|--------------+---------------------------------------------|
| Description: | Displays current parameter settings |
+------------------------------------------------------------+
+------------------------------------------------------------+
| SIGNAL QUALITY |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] *Qn [cmds] |
|--------------+---------------------------------------------|
| Description: | Controls retrain, adaptive rate, and |
| | disconnect |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| *Q0 | Quality signal action enabled |
|--------------+---------------------------------------------|
| í *Q1 | Retrain enabled |
|--------------+---------------------------------------------|
| *Q2 | Adaptive rate enabled |
|--------------+---------------------------------------------|
| *Q3 | Disconnect |
+------------------------------------------------------------+
+------------------------------------------------------------+
| SPEED CONVERSION |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] *Sn [cmds] |
|--------------+---------------------------------------------|
| Description: | Enable/disable speed conversion |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| *S0 | Speed conversion disabled |
|--------------+---------------------------------------------|
| í *S1 | Speed conversion enabled |
+------------------------------------------------------------+
+------------------------------------------------------------+
| TRELLIS CODING |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] *Tn [cmds] |
|--------------+---------------------------------------------|
| Description: | Enable/disable trellis coding |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| *T0 | Trellis coding disabled |
|--------------+---------------------------------------------|
| í *T1 | Trellis coding enabled |
+------------------------------------------------------------+
S(STATUS) -REGISTERS
+------------------------------------------------------------+
| DATA COMPRESSION/ ERROR CORRECTION ABORT |
|------------------------------------------------------------|
| Type: | Register |
|--------------+---------------------------------------------|
| Format: | AT [cmds] S15=n [cmds] |
|--------------+---------------------------------------------|
| Range: | 33-255 |
|--------------+---------------------------------------------|
| Unit: | ASCII |
|--------------+---------------------------------------------|
| Description: | Aborts a data compression/error correction |
| | during negotiation |
|--------------+---------------------------------------------|
| Note | The parameter may be changed with |
| | characters 33-127. Any value after 128 is |
| | (OFF) |
+------------------------------------------------------------+