Syntax, Result codes – Comtrol AT Commands User Manual

Page 184

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AT Commands for CX81801/CX06833/CX81300/CX06827 Modems Reference Manual

Conexant

102184B

5-8

Reporting Supported Range of Parameter Values

Command: +VTS=?

Response: (<freq1> range), (<freq2> range), (<dur> range)

Example: (200-3000),(200-3000),(0-255)

OK

Result Codes

OK Valid

command.

ERROR

The <string> command is invalid, or a selected frequency is
out of range.

Example 1. This example illustrates tone generation without using any null elements.
The command example is followed by a description of command execution.

AT+VTS= {!,30},1,2,[1000,1300,50],!,{*,6},[800,1300,50],9

1. Hookflash with a duration of 300 ms.

2. Play DTMF 1 with a duration given by the +VTD command.

3. Play DTMF 2 with a duration given by the +VTD command.

4. Play tone pair at 1 000 Hz and 1 300 Hz with a duration of 500 ms.

5. Hookflash with a duration given by the +VTD command.

6. Play DTMF * with a duration of 60 ms.

7. Play tone pair at 800 Hz and 1300 Hz with a duration of 500 ms.

8. Play DTMF 9 with a duration given by the +VTD command.

Example 2. This example illustrates tone generation using null elements. The command
example is followed by a description of command execution.

AT+VTS=1,2,[1000,1300,50],[800],9

1. Play DTMF 1 with a duration given by the +VTD command.

2. Play DTMF 2 with a duration given by the +VTD command.

3. Play tone pair at 1000 Hz and 1300 Hz with a duration of 500 ms.

4. Play tone pair at 800 Hz with a duration given by the +VTD command.

5. Play DTMF 9 with a duration given by the +VTD command.

Example 3. This example illustrates tone generation using null elements and periods of
silence. The command example is followed by a description of command execution.

AT+VTS=1,[,,50],2,[],9

1. Play DTMF 1 with a duration given by the +VTD command.

2. Play silence with a duration of 500 ms.

3. Play DTMF 2 with a duration given by the +VTD command.

4. Play silence with a duration given by the +VTD command.

5. Play DTMF 9 with a duration given by the +VTD command.

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