Siemens Brodersen MC55 AT - Manual (Page 405)

MC55_ATC_V04.00 Page 405 of 475 3/17/06
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17.6 AT+VTD Tone duration
This command refers to an integer
<duration>
that defines the length of tones transmitted with the
AT+VTS
command.
Syntax
Parameter Description
Duration of the DTMF signal in 1/10 seconds with tolerance.
The minimum duration of DTMF signals is 300ms. DTMF tones below 300ms cannot be generated.
1
(&F)(P) ...255
Test Command
AT+VTD=?
Response(s)
+VTD:
(list of supported
<duration>
s)
OK
Read Command
AT+VTD?
Response(s)
<duration>
OK
Write Command
AT+VTD= <duration>
Response(s)
OK
ERROR
+CME ERROR
Reference(s) PIN ASC0 ASC1 MUX1 MUX2 MUX3 Charge  Last
GSM 07.07 ! % % % % % ! ! !
<duration>
(num)