| Parameter |
|
| Description |
|
| Packet |
|
| STU- |
|
|
|
|
|
| Data |
|
| III |
| ||
|
|
|
|
|
|
|
|
|
| ||
| &C1 |
|
| Circuit 109 (CF) ON in accordance with the specified |
| R |
| N/A | |||
|
|
| service. DCD line is High during a circuit switched call. |
|
| ||||||
|
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| ||
|
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|
| Circuit 109 (CF) ON. DCD is always high. This line toggles |
|
|
|
|
|
| |
| &C2 |
|
| low for 1 second when the circuit switched call is |
| R |
| N/A | |||
|
|
|
| disconnected. |
|
|
|
|
|
| |
|
|
|
| Circuit 109 (CF) ON. DCD is Low. High when modem has |
|
|
|
|
|
| |
| &C3 |
|
| successfully established a PPP Data (packet switched) call |
| R |
| N/A | |||
|
|
|
| (only applies to IP STACK) |
|
|
|
|
|
| |
|
|
|
| Circuit 109 (CF) ON. DCD is Low. High when modem has |
|
|
|
|
|
| |
| &C4 |
|
| successfully established a PPP Data and opened a socket |
| R |
| N/A | |||
|
|
| with remote server(packet switched) call (only applies to |
|
| ||||||
|
|
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|
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|
|
|
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| ||
|
|
|
| IP STACK) |
|
|
|
|
|
| |
| &D0 |
|
| Ignore circuit 108/2 (CD). |
| R |
| N/A | |||
| [&D1] |
|
| Enter online command state following |
|
|
|
|
|
| |
|
|
| of circuit 108/2. See service specific AT command processing |
| R |
| N/A | ||||
|
|
|
| for service state transitions. |
|
|
|
|
|
| |
| &D2 |
|
| Enter command state following On to Off transition of |
|
|
|
|
|
| |
|
|
| circuit 108/2. See service specific AT command |
| R |
| N/A | ||||
|
|
|
| processing for service state processing requirements. |
|
|
|
|
|
| |
| T |
| Select tone dialling. | N/A |
| N/A | |||||
| &F0 |
|
| Set to |
| O |
| N/A | |||
|
|
|
| implementation dependent. |
|
|
|
|
|
|
12.2.2. Basic S registers
The following table specifies the basic S registers to be supported for the data services. Exceptions to
Table 12.79 Basic
| Register |
|
| Value |
|
| Description |
|
|
| Packet |
|
| STU- |
|
|
|
|
|
|
|
|
|
| Data |
|
| III |
|
| |||
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| ||
|
|
|
| [1 to 255] |
| Automatic | answering. [Enable | automatic |
|
|
|
|
|
| ||
| S0 |
|
|
| answering after (Value: 1) x 6 seconds.] |
|
| N/A |
|
| N/A |
| ||||
|
| 0 |
|
|
|
|
|
|
| |||||||
|
|
|
|
| 0: Not Answer |
|
|
|
|
|
|
|
| |||
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| ||
| S3 | 13 |
|
| Carriage Return character. |
|
| O |
|
| N/A |
| ||||
| S4 |
| 10 |
|
| Line Feed character. |
|
| O |
|
| N/A |
| |||
| S5 |
| 8 |
|
| Backspace character. |
|
| O |
|
| N/A |
| |||
| S6 |
|
| 2 to 10 |
| Pause before blind dialling. |
|
| N/A |
|
| N/A |
| |||
|
| 2 |
|
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| |||||||
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| Extended AT Commands Manual | Page 57 of 70 |
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