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# CARDINAL TECHNOLOGIES, INC.
9600V42
Card Type Modem(synchronous/asynchronous)
Chip Set Unidentified
Maximum Data Rate 9600bps
Data Bus External
Data Modulation Protocol Bell 103A/212A
ITU-T V.21, V.22, V.22bis, V.32
Error Correction/Compression MNP5, V.42, V.42bis
(IMG) IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Function | Label | Function | Label |
|------------------------------------------------------------|
| Line out | CN1 | DC power | CN4 |
|---------------------------+----------+--------------+------|
| Line in | CN2 | Power switch | SW1 |
|---------------------------+----------+--------------+------|
| RS-232/422 | CN3 | | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DIAGNOSTIC LED(S) |
|------------------------------------------------------------|
| LED | Color | Status | Condition |
|-------+--------+----------+--------------------------------|
| MR | Green | On | Power is on |
|-------+--------+----------+--------------------------------|
| MR | Yellow | On | Power is on and modem is in |
| | | | test mode |
|-------+--------+----------+--------------------------------|
| MR | Green | Off | Power is off |
|-------+--------+----------+--------------------------------|
| TR | Green | On | DTR signal is high |
|-------+--------+----------+--------------------------------|
| TR | Green | Off | DTR signal is low |
|-------+--------+----------+--------------------------------|
| SD | Green | On | Modem is transmitting data |
|-------+--------+----------+--------------------------------|
| SD | Green | Off | Modem is not transmitting data |
|-------+--------+----------+--------------------------------|
| RD | Green | On | Modem is receiving data |
|-------+--------+----------+--------------------------------|
| RD | Green | Off | Modem is not receiving data |
|-------+--------+----------+--------------------------------|
| OH | Green | On | Modem is off-hook |
|-------+--------+----------+--------------------------------|
| OH | Green | Off | Modem is on-hook |
|-------+--------+----------+--------------------------------|
| CD | Green | On | Carrier signal detected |
|-------+--------+----------+--------------------------------|
| CD | Green | Off | Carrier signal not detected |
|-------+--------+----------+--------------------------------|
| AA/RI | Green | On | Auto-answer enabled |
|-------+--------+----------+--------------------------------|
| AA/RI | Green | Off | Auto-answer disabled |
|-------+--------+----------+--------------------------------|
| AA/RI | Green | Blinking | Phone is ringing |
|-------+--------+----------+--------------------------------|
| HS | Green | On | Modem is operating at 4800bps |
| | | | or faster |
|-------+--------+----------+--------------------------------|
| HS | Green | Off | Modem is operating at slower |
| | | | than 4800bps |
+------------------------------------------------------------+
Proprietary AT Command Set
+------------------------------------------------------------+
| ACCEPT RELIABLE MODE |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] \U |
|--------------+---------------------------------------------|
| Description: | Forces modem to wait 12 seconds for a |
| | reliable link request |
+------------------------------------------------------------+
+------------------------------------------------------------+
| AUTO-RETRAIN |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT %En |
|--------------+---------------------------------------------|
| Description: | Selects auto-retrain mode |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| í %E0 | Auto-retrain disabled |
|--------------+---------------------------------------------|
| %E1 | Auto-retrain enabled |
+------------------------------------------------------------+
+------------------------------------------------------------+
| BREAK SEND |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] \Bn [cmds] |
|--------------+---------------------------------------------|
| Default: | 3 |
|--------------+---------------------------------------------|
| Range: | 3-9 |
|--------------+---------------------------------------------|
| Unit: | .1 second |
|--------------+---------------------------------------------|
| Description: | Sends break of specified length to remote |
| | modem |
+------------------------------------------------------------+
+------------------------------------------------------------+
| BREAK TYPE |
|------------------------------------------------------------|
| Type: | Configuration |
|-----------------+------------------------------------------|
| Format: | AT [cmds] \Kn [cmds] |
|-----------------+------------------------------------------|
| Description: | Configures action of break signal |
|------------------------------------------------------------|
| Command | Break | Break from DTE | Break from DTE |
| | from DTE | while in normal | while in direct |
| | while in | mode | mode |
| | auto | | |
| | reliable | | |
| | mode | | |
|----------------------+------------------+------------------|
| \K0 | Enter | Buffers cleared | Send break to |
| | command | and break sent | remote modem and |
| | mode, do | to remote modem | enter command |
| | not send | | mode |
| | break to | | |
| | remote | | |
| | modem | | |
|--------+-------------+------------------+------------------|
| \K1 | Buffers | Buffers cleared | Send break to |
| | cleared and | and break sent | remote modem |
| | break sent | to remote modem | immediately |
| | to remote | | |
| | modem | | |
|--------+-------------+------------------+------------------|
| \K2 | Enter | Send break to | Send break to |
| | command | remote modem | remote modem and |
| | mode, do | immediately | enter command |
| | not send | | mode |
| | break to | | |
| | remote | | |
| | modem | | |
|--------+-------------+------------------+------------------|
| \K3 | Send break | Send break to | Send break to |
| | to remote | remote modem | remote modem |
| | modem | immediately | immediately |
| | immediately | | |
|--------+-------------+------------------+------------------|
| \K4 | Enter | Send break to | Send break to |
| | command | remote modem | remote modem and |
| | mode, do | with transmitted | enter command |
| | not send | data | mode |
| | break to | | |
| | remote | | |
| | modem | | |
|--------+-------------+------------------+------------------|
| í \K5 | Send break | Send break to | Send break to |
| | with | remote modem | remote modem |
| | transmitted | with transmitted | immediately |
| | data | data | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| COMPRESSION |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT %Cn |
|--------------+---------------------------------------------|
| Description: | Selects data compression |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| %C0 | Data compression disabled |
|--------------+---------------------------------------------|
| í %C1 | Data compression enabled |
+------------------------------------------------------------+
+------------------------------------------------------------+
| COMPRESSION |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] %Mn [cmds] |
|--------------+---------------------------------------------|
| Description: | Selects data compression |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| %M0 | Data compression disabled |
|--------------+---------------------------------------------|
| %M1 | Data compression enabled on transmit only |
|--------------+---------------------------------------------|
| %M2 | Data compression enabled on receive only |
|--------------+---------------------------------------------|
| í %M3 | Data compression enabled |
+------------------------------------------------------------+
+------------------------------------------------------------+
| COMPRESSION DICTIONARY RESET |
|------------------------------------------------------------|
| Type | Configuration |
|-------------+----------------------------------------------|
| Format | AT [cmds] %P [cmds] |
|-------------+----------------------------------------------|
| Description | Resets the local and remote compression |
| | dictionaries |
+------------------------------------------------------------+
+------------------------------------------------------------+
| COMPRESSION DICTIONARY SIZE |
|------------------------------------------------------------|
| Type | Configuration |
|-------------+----------------------------------------------|
| Format | AT [cmds] %Dn [cmds] |
|-------------+----------------------------------------------|
| Description | Sets the maximum number of conversion |
| | characters for the compression dictionary |
|------------------------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| %D0 | 512 characters |
|--------------+---------------------------------------------|
| %D1 | 1024 characters |
|--------------+---------------------------------------------|
| í %D2 | 2048 characters |
|--------------+---------------------------------------------|
| %D3 | 4096 characters (one way compression only) |
+------------------------------------------------------------+
+------------------------------------------------------------+
| COMPRESSION STRING LENGTH |
|------------------------------------------------------------|
| Type | Configuration |
|-------------+----------------------------------------------|
| Format | AT [cmds] %Sn [cmds] |
|-------------+----------------------------------------------|
| Default | 32 |
|-------------+----------------------------------------------|
| Range | 6-250 |
|-------------+----------------------------------------------|
| Unit | 1 character |
|-------------+----------------------------------------------|
| Description | Sets the maximum number of characters that |
| | can be compressed into one word |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CONNECT MODE |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] \Nn [cmds] |
|--------------+---------------------------------------------|
| Description: | Sets connect mode |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| \N0 | Normal mode enabled |
|--------------+---------------------------------------------|
| \N1 | Direct mode enabled |
|--------------+---------------------------------------------|
| \N2 | Reliable mode enabled |
|--------------+---------------------------------------------|
| í \N3 | Auto-reliable mode enabled |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CONVERT TO RELIABLE MODE |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] \Y [cmds] |
|--------------+---------------------------------------------|
| Description: | Initiates reliable mode link |
+------------------------------------------------------------+
+------------------------------------------------------------+
| FLOW CONTROL |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] \Gn [cmds] |
|--------------+---------------------------------------------|
| Description: | Selects XON/XOFF flow control. |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| í \G0 | Flow control disabled |
|--------------+---------------------------------------------|
| \G1 | Flow control enabled |
+------------------------------------------------------------+
+------------------------------------------------------------+
| INACTIVITY TIMER |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] \T [cmds] |
|--------------+---------------------------------------------|
| Default: | Unidentified |
|--------------+---------------------------------------------|
| Range: | 0-42 |
|--------------+---------------------------------------------|
| Unit: | 1 minute |
|--------------+---------------------------------------------|
| Description: | Sets the length of time that the modem does |
| | not receive information before it |
| | disconnects |
+------------------------------------------------------------+
+------------------------------------------------------------+
| LINE SIGNAL LEVEL |
|------------------------------------------------------------|
| Type | Immediate |
|-------------+----------------------------------------------|
| Format | AT [cmds] %L [cmds] |
|-------------+----------------------------------------------|
| Range | 009-043 |
|-------------+----------------------------------------------|
| Unit | -1dBm |
|-------------+----------------------------------------------|
| Description | Returns received line signal level |
+------------------------------------------------------------+
+------------------------------------------------------------+
| MAXIMUM BLOCK SIZE FOR TRANSMISSION |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] \An [cmds] |
|--------------+---------------------------------------------|
| Description: | Sets the maximum transmittable block size |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| \A0 | MNP block size is 64 characters |
|--------------+---------------------------------------------|
| \A1 | MNP block size is 128 characters |
|--------------+---------------------------------------------|
| \A2 | MNP block size is 192 characters |
|--------------+---------------------------------------------|
| í \A3 | MNP block size is 256 characters |
+------------------------------------------------------------+
+------------------------------------------------------------+
| MNP STREAM/BLOCK MODE |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] \Ln [cmds] |
|--------------+---------------------------------------------|
| Description: | Selects the transfer mode for MNP |
|--------------+---------------------------------------------|
| Command | Function |
|--------------+---------------------------------------------|
| í \L0 | Stream mode for MNP enabled |
|--------------+---------------------------------------------|
| \L1 | Block mode for MNP enabled |
+------------------------------------------------------------+
+------------------------------------------------------------+
| RELIABLE LINK REQUEST |
|------------------------------------------------------------|
| Type: | Immediate |
|--------------+---------------------------------------------|
| Format: | AT [cmds] \O |
|--------------+---------------------------------------------|
| Description: | Forces a reliable mode request |
+------------------------------------------------------------+
+------------------------------------------------------------+
| REPORT SIGNAL QUALITY |
|------------------------------------------------------------|
| Type: | Immediate |
|--------------+---------------------------------------------|
| Format: | AT [cmds] %Q [cmds] |
|--------------+---------------------------------------------|
| Description: | Reports signal quality. If the value is |
| | greater than 8, the modem will retrain. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| SWITCH TO NORMAL MODE |
|------------------------------------------------------------|
| Type: | Configuration |
|--------------+---------------------------------------------|
| Format: | AT [cmds] \Z [cmds] |
|--------------+---------------------------------------------|
| Description: | Switches to normal mode from reliable mode |
+------------------------------------------------------------+