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# MAXTECH CORPORATION
RCI144ATI
Card Type Fax, Modem (asynchronous)
Chip Set Unidentified
Maximum Data Rate 14.4Kbps
Maximum Fax Rate 14.4Kbps
Data Bus 8-bit ISA
Fax Class Class I
Data Modulation Bell 103/212A
Protocol
ITU-T V.21, V.22, V.22bis, V.23, V.32,
V.32bis
Fax Modulation ITU-T V.17, V.27ter, V.29
Protocol
Error MNP5, V.42, V.42bis
Correction/Compression
IMG IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Function | Label | Function | Label |
|------------------------------------------------------------|
| RJ-11 | CN1 | RJ-11 | CN2 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| SERIAL PORT ADDRESS |
|------------------------------------------------------------|
| Setting | JP1/E | JP1/F |
|--------------------+-------------------+-------------------|
| í COM1 (3F8h) | On | On |
|--------------------+-------------------+-------------------|
| COM2 (2F8h) | On | Off |
|--------------------+-------------------+-------------------|
| COM3 (3E8h) | Off | On |
|--------------------+-------------------+-------------------|
| COM4 (2E8h) | Off | Off |
+------------------------------------------------------------+
+------------------------------------------------------------+
| INTERRUPT |
|------------------------------------------------------------|
| Setting | JP1/A | JP1/B | JP1/C | JP1/D |
|------------+-----------+-----------+-----------+-----------|
| 2 | Off | Off | Off | On |
|------------+-----------+-----------+-----------+-----------|
| 3 | Off | Off | On | Off |
|------------+-----------+-----------+-----------+-----------|
| í 4 | Off | On | Off | Off |
|------------+-----------+-----------+-----------+-----------|
| 5 | On | Off | Off | Off |
+------------------------------------------------------------+
Proprietary AT Command Set
+------------------------------------------------------------+
| BIT MAPPED REGISTERS |
|------------------------------------------------------------|
| Register | Default |
|------------------------------+-----------------------------|
| S14 | 138 |
|------------------------------+-----------------------------|
| S16 | 0 |
|------------------------------+-----------------------------|
| S21 | 4 |
|------------------------------+-----------------------------|
| S22 | 117 |
|------------------------------+-----------------------------|
| S23 | 55 |
|------------------------------+-----------------------------|
| S27 | 73 |
|------------------------------+-----------------------------|
| S28 | 0 |
|------------------------------+-----------------------------|
| S31 | 2 |
|------------------------------+-----------------------------|
| S39 | 3 |
|------------------------------+-----------------------------|
| S40 | 105 |
|------------------------------+-----------------------------|
| S41 | 3 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DIAL |
|------------------------------------------------------------|
| Type: | Immediate |
|--------------+---------------------------------------------|
| Format: | AT [cmds] D<#> [cmds] |
|--------------+---------------------------------------------|
| Example: | ATDT555-1212,,1234, |
|--------------+---------------------------------------------|
| 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. |
|--------------+---------------------------------------------|
| Modifier | Function |
|--------------+---------------------------------------------|
| P | Pulse dialing enabled |
|--------------+---------------------------------------------|
| S=n | Dial stored telephone number n. n=0-3 |
|--------------+---------------------------------------------|
| T | Tone dialing enabled |
|--------------+---------------------------------------------|
| W | Dialing resumed following dial tone |
| | detection |
|--------------+---------------------------------------------|
| , | (Comma) Dialing paused for amount of time |
| | specified in S8 register |
|--------------+---------------------------------------------|
| @ | Wait for quiet answer. |
|--------------+---------------------------------------------|
| ! | Flash function initiated. |
|--------------+---------------------------------------------|
| ; | (Semi-colon) Modem returned to command |
| | state after dialing. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| FLASH DIAL MODIFIER TIME |
|------------------------------------------------------------|
| Type: | Register |
|--------------+---------------------------------------------|
| Format | AT [cmds] S29=n [cmds] |
|--------------+---------------------------------------------|
| Default: | 0 |
|--------------+---------------------------------------------|
| Range: | 0-255 |
|--------------+---------------------------------------------|
| Unit: | .01 second |
|--------------+---------------------------------------------|
| Description: | Time the modem will go on-hook upon |
| | receiving the ! dial modifier in dial |
| | string. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| FLOW CONTROL CHARACTER - XOFF |
|------------------------------------------------------------|
| Type: | Register |
|--------------+---------------------------------------------|
| Format: | AT [cmds] S33=n [cmds] |
|--------------+---------------------------------------------|
| Default: | 19 |
|--------------+---------------------------------------------|
| Range: | 0-255 |
|--------------+---------------------------------------------|
| Unit: | ASCII |
|--------------+---------------------------------------------|
| Description: | Sets the character used to represent XOFF |
+------------------------------------------------------------+
+------------------------------------------------------------+
| FLOW CONTROL CHARACTER - XON |
|------------------------------------------------------------|
| Type: | Register |
|--------------+---------------------------------------------|
| Format: | AT [cmds] S32=n [cmds] |
|--------------+---------------------------------------------|
| Default: | 17 |
|--------------+---------------------------------------------|
| Range: | 0-255 |
|--------------+---------------------------------------------|
| Unit: | ASCII |
|--------------+---------------------------------------------|
| Description: | Sets the character used to represent XON |
+------------------------------------------------------------+
+------------------------------------------------------------+
| REPORT INFORMATION |
|------------------------------------------------------------|
| Type: | Immediate |
|--------------+---------------------------------------------|
| Format: | AT [cmds] In [cmds] |
|--------------+---------------------------------------------|
| Description: | Displays information requested |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| I0 | Reports product identification code |
|--------------+---------------------------------------------|
| I1 | Reports factory ROM checksum |
|--------------+---------------------------------------------|
| I2 | Reports internal memory test |
|--------------+---------------------------------------------|
| I3 | Reports firmware ID |
|--------------+---------------------------------------------|
| I4 | Reports reserved ID |
+------------------------------------------------------------+
+------------------------------------------------------------+
| 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. S24=0 will disable. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| INACTIVITY TIMER |
|------------------------------------------------------------|
| Type: | Register |
|--------------+---------------------------------------------|
| Format | AT [cmds] S30=n [cmds] |
|--------------+---------------------------------------------|
| Default: | 0 |
|--------------+---------------------------------------------|
| Range: | 0-255 |
|--------------+---------------------------------------------|
| Unit: | .01 second |
|--------------+---------------------------------------------|
| Description: | Maximum duration of DTE and DCE inactivity |
| | allowed prior to initiating hang-up |
| | process. S30=0 will disable. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| TRANSMISSION LEVEL - FAX |
|------------------------------------------------------------|
| Type: | Register |
|--------------+---------------------------------------------|
| Format: | AT [cmds] S92=n [cmds] |
|--------------+---------------------------------------------|
| Default: | 10 |
|--------------+---------------------------------------------|
| Range: | 0-15 |
|--------------+---------------------------------------------|
| Unit: | -1 dBm |
|--------------+---------------------------------------------|
| Description: | Sets the signal level for transmission |
| | while in fax mode |
+------------------------------------------------------------+
+------------------------------------------------------------+
| TRANSMISSION LEVEL - PSTN |
|------------------------------------------------------------|
| Type | Register |
|-------------+----------------------------------------------|
| Format | AT [cmds] S91=n [cmds] |
|-------------+----------------------------------------------|
| Default | 10 |
|-------------+----------------------------------------------|
| Range | 0-15 |
|-------------+----------------------------------------------|
| Unit | -1 dBm |
|-------------+----------------------------------------------|
| Description | Sets the signal level for transmission over |
| | switched phone lines |
+------------------------------------------------------------+