
COM Port Configuration Commands
ATXn | Extended Result Codes. This command selects which subset of the result messages | |
| will be used by the DIVA T/A to inform the DTE of the results from commands. | |
| n=0 | Provide basic result codes: sends only OK, CONNECT, RING, NO CARRIER, ERROR, |
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| and NO ANSWER. |
| n=1 | Provide basic result codes and appropriate connection speed (e.g., CONNECT |
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| 2400, CONNECT 19200). |
| n=2 | Provide basic result codes, connection speed, and DIALTONE detection. |
| n=3 | Provide basic result codes, connection speed, and BUSY signal detection. |
| n=4 | Sends all messages (default). |
| n=5 | Displays the calling number as follows: |
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| RING |
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| FROM: calling |
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| (if the remote number is not known the message UNKNOWN is displayed) |
| n=6 | Displays information about the call. The following format is used: |
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| RING [(cip)] called [;calling] |
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| Where (cip) is CAPI 2.0 compatible information profile. It is only displayed if |
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| available. When displayed it always appears in parenthesis. |
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| Where called is the called number. It is always displayed. |
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| Where ;calling is the number that is calling. It is only displayed if available. When |
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| displayed it is always preceded by a semi colon “;” |
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AT&Dn | Data Terminal Ready. Controls interpretation of the Data Terminal Ready (DTR) input. | |
| n=0 | Ignore status of DTR signal. |
| n=1 | Monitor DTR signal: when an |
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| command state. Return to the online state when the ATO command is issued. |
| n=2 | Monitor DTR signal: when an |
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| and enter the command state (default). |
| n=3 | Monitor DTR signal: when an |
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| and reset. |
| n=9 | Monitor DTR signal: when an |
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| automatically dial the stored telephone number 0. |
| n=11 Monitor DTR signal: when the DTR goes up, dial | |
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| connection when DTR goes down. (Combination of AT&D2 and AT&D9). |
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AT&Kn | Flow Control. Enables and disables flow control so that data is stopped and restarted | |
| when buffer space becomes available. | |
| n=0 | Disables flow control. |
| n=3 | Enables RTS/CTS flow control (default). |
| n=4 | Enables XON/XOFF flow control. |
| n=6 | Enables RTS/CTS and XON/XOFF flow control. |
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AT&Sn | Data Set Ready. Data Set Ready (DSR) controls the behavior of the DSR output. | |
| n=0 | DSR always on (default). |
| n=1 | DSR always on after protocol is connected. |
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