Synxcom SM9234D, User Manual

Page: 200 / 216

AT Commands
Page 200
Reporting Supported Range of Parameter Values
Command:
+VTS=?
Response: (<freq1> range), (<freq2> range), (<dur> range)
Example: (200-3000),(200-3000),(0-255)
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