AT Commands Set

SIM5215_SIM5216 AT Command Manual
Test Command
AT+VTS=?
Write Command
AT+VTS=
[,]
AT+VTS=
Responses
+VTS: (list of supporteds)
OK
Responses
OK
ERROR
Defined values
A single ASCII character in the set 0-9, *, #, A, B, C, D.
Tone duration in 1/10 seconds, from 0 to 255. This is interpreted as a DTMF tone of different
duration from that mandated by the AT+VTD command, otherwise, the duration which be set the
AT+VTD command will be used for the tone ( is omitted).
A sequence of ASCII character in the set 0-9, *, #, A, B, C, D, and maximal length of the string is
29. The string must be enclosed in double quotes (“”), and separated by commas between the ASCII
characters (e.g. “1,3,5,7,9,*”). Each of the tones with a duration which is set by the AT+VTD
command.
Examples
AT+VTS=1
OK
AT+VTS=1,20
OK
AT+VTS=”1,3,5”
OK
AT+VTS=?
+VTS: (0-9,*,#,A,B,C,D)
OK
4.19 AT+CLVL Loudspeaker volume level
Description
Write command is used to select the volume of the internal loudspeaker audio output of the device.
Test command returns supported values as compound value.
SIM PIN References
NO 3GPP TS 27.007
SIM5215_SIM5216_AT Command Manual_V1.13 48
1/13/2011