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# ACMEPOINT TECHNOLOGY CO., LTD.
COMMPOWER TPF-144C
Card Type Fax, Modem (asynchronous)
Chip Set Unidentified
Maximum Data Rate 14.4Kbps
Maximum Fax Rate 14.4Kbps
Data Bus PCMCIA Type II
Fax Class Class I
Data Modulation Bell 103/212A
Protocol
ITU-T V.21, 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
V1988
Proprietary AT Command Set
+------------------------------------------------------------+
| BIT MAPPED REGISTERS |
|------------------------------------------------------------|
| Register | Default | Function |
|------------+-----------+-----------------------------------|
| S14 | N/A | Bit mapped register |
|------------+-----------+-----------------------------------|
| S16 | N/A | Test modes |
|------------+-----------+-----------------------------------|
| S18 | 0 | Test timer |
|------------+-----------+-----------------------------------|
| S21 | N/A | Bit mapped register |
|------------+-----------+-----------------------------------|
| S22 | N/A | Bit mapped register |
|------------+-----------+-----------------------------------|
| S23 | N/A | Bit mapped register |
|------------+-----------+-----------------------------------|
| S25 | 5 | Detect DTR change |
|------------+-----------+-----------------------------------|
| S26 | 1 | RTS to CTS delay |
|------------+-----------+-----------------------------------|
| S27 | N/A | Bit mapped register |
|------------+-----------+-----------------------------------|
| S30 | 10 | Sleep timer |
|------------+-----------+-----------------------------------|
| S37 | 0 | Maximum line speed |
|------------+-----------+-----------------------------------|
| S90 | 0 | Inactivity timer |
|------------+-----------+-----------------------------------|
| S108 | 1 | Retrain signal quality selector |
|------------+-----------+-----------------------------------|
| S109 | 62 | Line speeds permitted |
+------------------------------------------------------------+
+------------------------------------------------------------+
| EXTENDED AT COMMANDS |
|------------------------------------------------------------|
| Command | Default | Function |
|---------+---------+----------------------------------------|
| \An | 3 | Maximum block size for transmission |
|---------+---------+----------------------------------------|
| \Bn | N/A | Break send |
|---------+---------+----------------------------------------|
| \Cn | 0 | Auto-reliable time buffer |
| | | configuration |
|---------+---------+----------------------------------------|
| \Gn | 0 | Flow control |
|---------+---------+----------------------------------------|
| \Jn | 0 | Lock serial port |
|---------+---------+----------------------------------------|
| \Kn | 5 | Break type |
|---------+---------+----------------------------------------|
| \Nn | 3 | Connect mode |
|---------+---------+----------------------------------------|
| \O | N/A | Initiate mnp reliable mode |
|---------+---------+----------------------------------------|
| \Qn | 3 | Flow control type |
|---------+---------+----------------------------------------|
| \Tn | 0 | Inactivity timer |
|---------+---------+----------------------------------------|
| \U | N/A | Accept mnp reliable mode |
|---------+---------+----------------------------------------|
| \Vn | 2 | Extended result codes |
|---------+---------+----------------------------------------|
| \Xn | 0 | Xon/xoff pass-through |
|---------+---------+----------------------------------------|
| \Y | N/A | Convert to mnp reliable mode |
|---------+---------+----------------------------------------|
| \Z | N/A | Switch to normal mode |
|---------+---------+----------------------------------------|
| %An | 13 | Auto-reliable fallback character |
|---------+---------+----------------------------------------|
| %Cn | 1 | Compression |
|---------+---------+----------------------------------------|
| %En | 1 | Auto-retrain |
|---------+---------+----------------------------------------|
| %Gn | 0 | Rate negotiation |
|---------+---------+----------------------------------------|
| %Qn | N/A | Line signal quality |
|---------+---------+----------------------------------------|
| "Jn | 1 | V.42bis - compression control |
|---------+---------+----------------------------------------|
| "Hn | 3 | V.42bis - maximum string length |
|---------+---------+----------------------------------------|
| "On | 32 | Unidentified |
|---------+---------+----------------------------------------|
| -Cn | 0 | Calling tone |
+------------------------------------------------------------+
+------------------------------------------------------------+
| AT PLUS (+) COMMANDS |
|------------------------------------------------------------|
| Command | Function |
|------------+-----------------------------------------------|
| +FMFR? | Report modem manufacturer |
|------------+-----------------------------------------------|
| +FMDL? | Report product model |
|------------+-----------------------------------------------|
| +FREV? | Report product revision |
|------------+-----------------------------------------------|
| +FFTn | Fax transmit test |
|------------+-----------------------------------------------|
| +FRTn | Fax receive test |