Parameters and values, Notes, Microphone mute control +cmut – Synaccess Networks NP-0801DTM User Manual
Page 93: Syntax, Silence command +csil

3GPP TS 27.007 AT COMMANDS
93
HSPA+ AT Commands Reference Guide
Parameters and Values
<level>
Loudspeaker volume
0‐max
The value of max can be read by issuing the Test command AT+CLVL=?
Notes
Reference: 3GPP TS 27.007.
Microphone Mute Control +CMUT
Set command enables or disables the muting of the microphone audio line during a voice call.
Read command reports whether the muting of the microphone audio line during a voice call is enabled or not, in
the format:
+CMUT: <n>
Test command reports the supported values for <n> parameter.
Syntax
Command
Command type
AT+CMUT=<n>
Set
AT+CMUT?
Read
AT+CMUT=?
Test
Parameters and Values
<n>
0
Mute off, microphone active. Default: 0.
1
Mute on, microphone muted.
Note: This command mutes or activates both microphone audio paths, internal
mic and external mic.
Notes
Reference: 3GPP TS 27.007.
Silence Command +CSIL
This command enables or disables the silent mode. When the phone is in silent mode, all signaling tones from MT
are suppressed.
Read command reports the currently selected <mode> in the format:
+CSIL: <mode>
Test command reports the supported range of values for <mode>.
Syntax
Command
Command type
AT+CSIL=[<mode>]
AT+CSIL?
Read
AT+CSIL=?
Test