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# Cardinal technologies, inc
mvp144i
Card Type Modem(asynchronous), Fax
Chip Set Rockwell
Maximum Data Rate 14.4Kbps
Maximum Fax Rate 14.4Kbps
Data Bus 8-Bit ISA
Fax Class Class I
Data Modulation Bell 103A/212A
Protocol
ITU-T V.21, V.22, V.22bis, V.23, V.32,
V.32bis
Fax Modulation ITU-T V.17, V.21CH2, V.27, V.29
Protocol
Error MNP2-5, V.42, V.42bis, T.30
Correction/Compression
IMG IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Function | Label | Function | Label |
|------------------------------------------------------------|
| Line in | CN1 | Line out | CN2 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| SERIAL PORT ADDRESS |
|------------------------------------------------------------|
| Setting | JP1 |
|--------------------+---------------------------------------|
| COM1 (3F8h) | Pins 1 & 8, 2 & 9 closed |
|--------------------+---------------------------------------|
| COM2 (2F8h) | Pins 2 & 9 closed |
|--------------------+---------------------------------------|
| COM3 (3E8h) | Pins 1 & 8 closed |
|--------------------+---------------------------------------|
| COM4 (2E8h) | Pins 1 & 2 closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| INTERRUPT SELECTION |
|------------------------------------------------------------|
| Setting | JP1 |
|--------------------+---------------------------------------|
| 2 | Pins 4 & 5, 6 & 13 closed |
|--------------------+---------------------------------------|
| 3 | Pins 4 & 11, 5 & 6 closed |
|--------------------+---------------------------------------|
| 4 (COM 1) | Pins 3 & 10 closed |
|--------------------+---------------------------------------|
| 4 (COM 2) | Pins 3 & 10, 5 & 6 closed |
|--------------------+---------------------------------------|
| 5 | Pins 5 & 12, 6 & 7 closed |
|--------------------+---------------------------------------|
| 7 | Pins 5 & 6, 7 & 14 closed |
|--------------------+---------------------------------------|
| 9 | Pins 4 & 5, 6 & 13 closed |
+------------------------------------------------------------+
Proprietary AT Command Set
+------------------------------------------------------------+
| BACKSPACE CHARACTER |
|------------------------------------------------------------|
| Type: | Register |
|--------------+---------------------------------------------|
| Format | AT [cmds] S5=n [cmds] |
|--------------+---------------------------------------------|
| Default: | 8 |
|--------------+---------------------------------------------|
| Range: | 0-255 |
|--------------+---------------------------------------------|
| Unit: | ASCII |
|--------------+---------------------------------------------|
| Description: | Selects a character used for backspace <BS> |
+------------------------------------------------------------+
+------------------------------------------------------------+
| BIT MAPPED REGISTERS |
|------------------------------------------------------------|
| Register | Default |
|------------------------------+-----------------------------|
| S14 | 138 |
|------------------------------+-----------------------------|
| S21 | 4 |
|------------------------------+-----------------------------|
| S22 | 117 |
|------------------------------+-----------------------------|
| S23 | 55 |
|------------------------------+-----------------------------|
| S27 | 74 |
|------------------------------+-----------------------------|
| S28 | 0 |
|------------------------------+-----------------------------|
| S31 | 194 |
|------------------------------+-----------------------------|
| S39 | 3 |
|------------------------------+-----------------------------|
| S40 | 105 |
|------------------------------+-----------------------------|
| S41 | 195 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DCE LINE SPEED |
|------------------------------------------------------------|
| Type: | Register |
|--------------+---------------------------------------------|
| Format | AT [cmds] S37=n [cmds] |
|--------------+---------------------------------------------|
| Description: | Sets the maximum allowable data exchange |
| | rate attempted during handshake process. |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| í S37=0 | AT command rate |
|--------------+---------------------------------------------|
| S37=3 | 300bps |
|--------------+---------------------------------------------|
| S37=5 | 1200bps in V.22 |
|--------------+---------------------------------------------|
| S37=6 | 2400bps in V.22bis |
|--------------+---------------------------------------------|
| S37=7 | 1200/75 in V.23 |
|--------------+---------------------------------------------|
| S37=8 | 4800bps in V.32bis/V.32 |
|--------------+---------------------------------------------|
| S37=9 | 9600bps in V.32bis/V.32 |
|--------------+---------------------------------------------|
| S37=10 | 12.0Kbps in V.32bis |
|--------------+---------------------------------------------|
| S37=11 | 14.4Kbps in V.32bis |
|--------------+---------------------------------------------|
| S37=12 | 7200bps in V.32bis |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DIAL |
|------------------------------------------------------------|
| Type: | Immediate |
|--------------+---------------------------------------------|
| Format: | AT [cmds] D<#> [cmds] |
|--------------+---------------------------------------------|
| Description: | Dials telephone number according to any |
| | modifiers included in the string |
|--------------+---------------------------------------------|
| Note: | Any combination of modifiers can be used to |
| | produce the desired dial functions in |
| | sequence. |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| DL | Re-dial last number |
|--------------+---------------------------------------------|
| DP | Pulse dialing enabled |
|--------------+---------------------------------------------|
| DR | Answer mode enabled; originate mode |
| | disabled following handshake initiation. |
|--------------+---------------------------------------------|
| DS=n | Dial stored telephone number n (n=0 to 3) |
|--------------+---------------------------------------------|
| D* | Dials star digit |
|--------------+---------------------------------------------|
| D# | Dials gate digit |
|--------------+---------------------------------------------|
| 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& | Waits for bong tone (At&t) |
|--------------+---------------------------------------------|
| 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 of 5 |
| | seconds, is received prior to executing the |
| | rest of the dial string. |
|--------------+---------------------------------------------|
| D^ | Toggles the calling tone for current |
| | dialing attempt only |
|--------------+---------------------------------------------|
| D; | Modem returned to idle state after dialing. |
| | The semicolon can only be placed at the end |
| | of the dial command. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DTR CHANGE THRESHOLD |
|------------------------------------------------------------|
| Type: | Register |
|--------------+---------------------------------------------|
| Format | AT [cmds] S25=n [cmds] |
|--------------+---------------------------------------------|
| Default: | 5 |
|--------------+---------------------------------------------|
| Range: | 0-255 |
|--------------+---------------------------------------------|
| Unit: | .01 second |
|--------------+---------------------------------------------|
| Description: | Sets maximum time a change in the DTR |
| | signal will be ignored |
|--------------+---------------------------------------------|
| Note: | This is the function of this register when |
| | &M1 is not set. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| ESCAPE SEQUENCE GUARD TIME |
|------------------------------------------------------------|
| Type: | Register |
|--------------+---------------------------------------------|
| Format | AT [cmds] S12=n [cmds] |
|--------------+---------------------------------------------|
| Default: | 50 |
|--------------+---------------------------------------------|
| Range: | 0-255 |
|--------------+---------------------------------------------|
| Unit: | .02 seconds |
|--------------+---------------------------------------------|
| Description: | Maximum allowable time between escape |
| | character sequence initiation and |
| | completion for the escape sequence to be |
| | executed. A value of 0 disables guard time. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| FACTORY DEFAULT PROFILE |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] &Fn [cmds] |
|--------------+---------------------------------------------|
| Description: | Sets values in active profile to values |
| | found in the default profile |
|--------------+---------------------------------------------|
| Command | |
|--------------+---------------------------------------------|
| &F0 | Restores factory setting 0 |
|--------------+---------------------------------------------|
| &F1 | Restores factory setting 1 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| FLOW CONTROL |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] &Kn [cmds] |
|--------------+---------------------------------------------|
| Description: | Enables flow control options |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| &K0 | Flow control disabled |
|--------------+---------------------------------------------|
| &K3 | RTS/CTS flow control enabled |
|--------------+---------------------------------------------|
| &K4 | XON/XOFF flow control enabled |
|--------------+---------------------------------------------|
| &K5 | Transparent XON/XOFF flow control enabled |
|--------------+---------------------------------------------|
| &K6 | RTS/CTS and XON/XOFF flow control enabled |
+------------------------------------------------------------+
+------------------------------------------------------------+
| Line modulation |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] Fn [cmds] |
|--------------+---------------------------------------------|
| Description: | Selects type of modulation used by the |
| | modem |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| í F0 | Auto-detect mode enabled |
|--------------+---------------------------------------------|
| F1 | V.21 or Bell 103 |
|--------------+---------------------------------------------|
| F3 | V.32 |
|--------------+---------------------------------------------|
| F4 | V.22 at 1200bps or Bell 212A |
|--------------+---------------------------------------------|
| F5 | V.22bis |
|--------------+---------------------------------------------|
| F6 | V.32bis at 4800bps or V.32 at 4800bps |
|--------------+---------------------------------------------|
| F7 | V.32bis at 7200bps |
|--------------+---------------------------------------------|
| F8 | V.32bis at 9600bps or V.32 at 9600bps |
|--------------+---------------------------------------------|
| F9 | V.32bis at 12.0Kbps |
|--------------+---------------------------------------------|
| F10 | V.32bis at 14.4Kbps |
+------------------------------------------------------------+
+------------------------------------------------------------+
| NO CARRIER TIME-OUT |
|------------------------------------------------------------|
| Type: | Register |
|--------------+---------------------------------------------|
| Format | AT [cmds] S7=n [cmds] |
|--------------+---------------------------------------------|
| Default: | 50 |
|--------------+---------------------------------------------|
| Range: | 1-255 |
|--------------+---------------------------------------------|
| Unit: | 1 second |
|--------------+---------------------------------------------|
| Description: | Maximum wait time the modem uses after |
| | dialing to detect a carrier signal from the |
| | remote modem for both originating and |
| | answering calls. |
|------------------------------------------------------------|
| Note: W dial modifier also uses S7 to set the maximum |
| time to wait. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| REPORT INFORMATION |
|------------------------------------------------------------|
| Type: | Immediate |
|--------------+---------------------------------------------|
| Format: | AT [cmds] In [cmds] |
|--------------+---------------------------------------------|
| Description: | Displays information requested |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| I0 | Reports modem product code |
|--------------+---------------------------------------------|
| I1 | Reports firmware checksum |
|--------------+---------------------------------------------|
| I2 | Tests and reports firmware checksum |
|--------------+---------------------------------------------|
| I3 | Reports firmware revision |
|--------------+---------------------------------------------|
| I4 | Reports Identifier string |
|--------------+---------------------------------------------|
| I5 | Reports country code |
|--------------+---------------------------------------------|
| I6 | Reports Data Pump modem and revision |
+------------------------------------------------------------+
+------------------------------------------------------------+
| SLEEP TIMER |
|------------------------------------------------------------|
| Type: | Register |
|--------------+---------------------------------------------|
| Format | AT [cmds] S24=n [cmds] |
|--------------+---------------------------------------------|
| Default: | 0 |
|--------------+---------------------------------------------|
| Range: | 0-255 |
|--------------+---------------------------------------------|
| Unit: | 1 second |
|--------------+---------------------------------------------|
| Description: | Maximum duration of DTE and DCE inactivity |
| | allowed prior to initiating low-power sleep |
| | mode. |
+------------------------------------------------------------+