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# NETCOMM LIMITED
ROADSTER 336 (AM3460, AM3460M)
Card Type Modem (asynchronous)
Chipset Unidentified
Maximum Data Rate 33.6Kbps
Maximum Fax Rate 14.4Kbps
Data Modulation Bell 103A, 212A
ITU-T V.21, V.22, V.22bis, V.23, V.32,
V.32bis, V.34
Rockwell V.FC
Fax Modulation ITU-T V.17, V.27ter, V.29
Error MNP5, MNP10EC, V.42, V.42bis
Correction/Compression
Fax Class Class I
Data Bus Serial
IMG IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Function | Label | Function | Label |
|-----------------------+-------+--------------------+-------|
| DC power in | CN1 | Telephone line out | CN3 |
|-----------------------+-------+--------------------+-------|
| Serial port via 9-pin | CN2 | | |
| mini-DIN | | | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| POWER SWITCH |
|------------------------------------------------------------|
| Setting | SW1 |
|---------------------------------+--------------------------|
| Standby; wait for incoming call | Position 1 |
|---------------------------------+--------------------------|
| Power is off | Position 2 |
|---------------------------------+--------------------------|
| Power is on | Position 3 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DIAGNOSTIC LED(S) |
|------------------------------------------------------------|
| LED | Color | Status | Condition |
|--------+--------+----------+-------------------------------|
| TM | Red | On | Modem is in test mode |
|--------+--------+----------+-------------------------------|
| TM | Red | Off | Modem is not in test mode |
|--------+--------+----------+-------------------------------|
| TD | Red | Blinking | Modem is transmitting data |
|--------+--------+----------+-------------------------------|
| TD | Red | Off | Modem is not transmitting |
| | | | data |
|--------+--------+----------+-------------------------------|
| RD | Red | Blinking | Modem is receiving data |
|--------+--------+----------+-------------------------------|
| RD | Red | Off | Modem is not receiving data |
|--------+--------+----------+-------------------------------|
| OH | Red | On | Modem is off-hook |
|--------+--------+----------+-------------------------------|
| OH | Red | Off | Modem is on-hook |
|--------+--------+----------+-------------------------------|
| CD | Red | On | Carrier signal detected |
|--------+--------+----------+-------------------------------|
| CD | Red | Off | Carrier signal not detected |
|--------+--------+----------+-------------------------------|
| AA | Red | On | Auto-answer enabled |
|--------+--------+----------+-------------------------------|
| AA | Red | Off | Auto-answer disabled |
|--------+--------+----------+-------------------------------|
| AA | Red | Blinking | Phone is ringing |
|--------+--------+----------+-------------------------------|
| TR | Red | On | DTR signal is high |
|--------+--------+----------+-------------------------------|
| TR | Red | Off | DTR signal is low |
|--------+--------+----------+-------------------------------|
| CP | Red | On | Compression enabled |
|--------+--------+----------+-------------------------------|
| CP | Red | Off | Compression disabled |
|--------+--------+----------+-------------------------------|
| EC | Red | On | Error correction enabled |
|--------+--------+----------+-------------------------------|
| EC | Red | Off | Error correction disabled |
|--------+--------+----------+-------------------------------|
| POWER | Red | On | Power is on |
|--------+--------+----------+-------------------------------|
| POWER | Red | Off | Power is off |
|------------------------------------------------------------|
| Note: The locations of the individual LEDs are |
| unidentified. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| SUPPORTED STANDARD COMMANDS |
|------------------------------------------------------------|
| Basic AT Commands |
|------------------------------------------------------------|
| +++, ‘comma’, A/ |
|------------------------------------------------------------|
| A, B, E, H, L, M, N, O, P, Q, T, V, W, X, Y, Z |
|------------------------------------------------------------|
| &C, &D, &F, &G, &K, &Q, &R, &S, &V, &W, &Y, &Z |
|------------------------------------------------------------|
| Extended AT Commands |
|------------------------------------------------------------|
| \A, \B, \G, \L, \N, \V |
|------------------------------------------------------------|
| %C, %E, %L, %Q |
|------------------------------------------------------------|
| Special AT Commands |
|------------------------------------------------------------|
| :E, *H, -K, )M, @M, +MS, -Q |
|------------------------------------------------------------|
| S-Registers |
|------------------------------------------------------------|
| S0, S1, S2, S3, S4, S5, S6, S7, S8, S9, S10, S11, S12, |
| S18, S24, S25, S29, S30, S32, S33, S38 |
|------------------------------------------------------------|
| S48, S82, S86, S95 |
|------------------------------------------------------------|
| Note: See MHI help file for complete information. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| UNIDENTIFIED COMMANDS |
|------------------------------------------------------------|
| Command | Default |
|----------------------------+-------------------------------|
| \K | Unidentified |
+------------------------------------------------------------+
Proprietary AT Command Set
+------------------------------------------------------------+
| CALLING TONE |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] #Cn [cmds] |
|--------------+---------------------------------------------|
| Description: | Controls whether the modem will send a V.25 |
| | calling tone when originating a call. |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| #C0 | Calling tone disabled. |
|--------------+---------------------------------------------|
| í #C1 | 1300Hz V.25 calling tone enabled. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DIAL |
|------------------------------------------------------------|
| Type: | Immediate |
|--------------+---------------------------------------------|
| Format: | AT [cmds] D<#>;[cmds] |
|--------------+---------------------------------------------|
| Description: | Dials the telephone number indicated |
| | according to any modifiers included in the |
| | string. |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| DJ | MNP10 link will be negotiated at 1200bps |
| | for this call. |
|--------------+---------------------------------------------|
| DK | MNP10 power level adjustment enabled for |
| | this call. |
|--------------+---------------------------------------------|
| DL | Re-dial last number. |
|--------------+---------------------------------------------|
| DP | Pulse dialing enabled. |
|--------------+---------------------------------------------|
| DR | Answer mode enabled; originate mode |
| | disabled following handshake initiation. |
|--------------+---------------------------------------------|
| DS=n | Dial stored telephone number n. |
|--------------+---------------------------------------------|
| DT | Tone dialing enabled. |
|--------------+---------------------------------------------|
| 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@ | Wait for Quiet 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^ | Calling tone disabled for this call. |
|--------------+---------------------------------------------|
| D; | Modem returned to idle state after dialing. |
| | The semicolon can only be placed at the end |
| | of the dial command. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DISTINCTIVE RING |
|------------------------------------------------------------|
| Format: | AT [cmds] -SDR=n [cmds] |
|----------------+-------------------------------------------|
| Default: | 0 |
|----------------+-------------------------------------------|
| Range: | 0 - 7 |
|----------------+-------------------------------------------|
| Description: | Selects which distinctive ring signals |
| | the modem will respond to and how it will |
| | respond. |
|------------------------------------------------------------|
| Bit | Value | Function |
|---------+--------+-----------------------------------------|
| 0 | í 0 | Respond to ring type 1 as RING. |
| | | |
| | 1 | Respond to ring type 1 as RING1. |
|------------------------------------------------------------|
| 1 | í 0 | Respond to ring type 2 as RING. |
| | | |
| | 1 | Respond to ring type 2 as RING2. |
|-------------+------+---------------------------------------|
| 2 | í 0 | Respond to ring type 3 as RING. |
| | | |
| | 1 | Respond to ring type 3 as RING3. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DISPLAY CONFIGURATION AND STATISTICS |
|------------------------------------------------------------|
| Type: | Immediate |
|--------------+---------------------------------------------|
| Format: | AT [cmds] \S [cmds] |
|--------------+---------------------------------------------|
| Description: | Displays the settings of all commands and |
| | statistics about the current connection. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DISPLAY INFORMATION |
|------------------------------------------------------------|
| Type: | Immediate |
|--------------+---------------------------------------------|
| Format: | AT [cmds] In [cmds] |
|--------------+---------------------------------------------|
| Description: | Displays information requested about the |
| | modem. |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| I0 | Displays product identification code. |
|--------------+---------------------------------------------|
| I1 | Displays ROM checksum. |
|--------------+---------------------------------------------|
| I2 | Tests and displays ROM checksum result. |
|--------------+---------------------------------------------|
| I3 | Displays firmware revision. |
|--------------+---------------------------------------------|
| I4 | Displays feature bitmap. |
|--------------+---------------------------------------------|
| I9 | Displays product name and version. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| FAX/DATA SWITCHING |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] *SMn [cmds] |
|--------------+---------------------------------------------|
| Description: | Selects whether the modem will |
| | automatically detect the type of incoming |
| | call and switch to the appropriate mode. |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| í *SM0 | Fax/data switching disabled. |
|--------------+---------------------------------------------|
| *SM1 | Fax/data switching enabled. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| FAX/DATA SWITCHING - MANUAL |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] *SC=<#> [cmds] |
|--------------+---------------------------------------------|
| Description: | Sets the modem to switch to fax mode when |
| | it receives the indicated DTMF digit. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| FAX/DATA SWITCHING MODE |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] *STn [cmds] |
|--------------+---------------------------------------------|
| Description: | Selects how the modem switches modes |
| | between data and fax. |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| *ST0 | Manual switching only. |
|--------------+---------------------------------------------|
| *ST1 | Automatic switching only. |
|--------------+---------------------------------------------|
| í *ST2 | Automatic or manual switching. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| MNP10EC MODE |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] -SEC=n [cmds] |
|--------------+---------------------------------------------|
| Description: | Selects whether the modem will attempt to |
| | use MNP10EC mode during the handshaking |
| | sequence. |
|------------------------------------------------------------|
| Command | Function |
|-----------------+------------------------------------------|
| -SEC=0 | MNP10EC handshaking disabled unless a |
| | V.34 connection is attempted via a |
| | cellular line. |
|-----------------+------------------------------------------|
| í -SEC=1 | MNP10EC handshaking enabled. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| PROTOCOL/SPEED |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] Fn [cmds] |
|--------------+---------------------------------------------|
| Description: | Selects the protocol and speed the modem |
| | will attempt to connect at. |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| F0 | Auto-detect the highest common connect |
| | speed. |
|--------------+---------------------------------------------|
| F1 | Select V.21 or Bell 103 at 300bps speed. |
|--------------+---------------------------------------------|
| F3 | Select V.23 at 75/1200bps speed. |
|--------------+---------------------------------------------|
| F4 | Select V.22 or Bell 212A at 1200bps speed. |
|--------------+---------------------------------------------|
| F5 | Select V.22bis at 2400bps speed. |
|--------------+---------------------------------------------|
| F6 | Select V.32 or V.32bis at 4800bps speed. |
|--------------+---------------------------------------------|
| F7 | Select V.32bis at 7200bps speed. |
|--------------+---------------------------------------------|
| F8 | Select V.32bis or V.32 at 9600bps speed. |
|--------------+---------------------------------------------|
| F9 | Select V.32bis at 12Kbps speed. |
|--------------+---------------------------------------------|
| F10 | Select V.32bis at 14.4Kbps speed. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| RINGBACK SIGNAL |
|------------------------------------------------------------|
| Type: | COnfiguration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] *SSn [cmds] |
|--------------+---------------------------------------------|
| Description: | Selects whether the modem will transmit a |
| | ringback signal while the line is ringing. |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| í *SS0 | Ringback signal disabled. |
|--------------+---------------------------------------------|
| *SS1 | Ringback signal enabled. |
+------------------------------------------------------------+