Smart Machine Smart Decision
SIM7500_SIM7600 Series_AT Command Manual_V1.07 2017-12-25
Syntax
Test Command Responses
AT+CSDVC=? +CSDVC: (list of supported <dev>s)
OK
Read Command Responses
AT+CSDVC? +CSDVC: <dev>
OK
Write Command Responses
AT+CSDVC=<dev> OK
Defined values
<dev>
1 – handset
3 – speaker phone
Examples
AT+CSDVC=1
AT+CSDVC?
+CSDVC:1
OK
6.23 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
Syntax
Test Command Responses
AT+CLVL=? +CLVL: (list of supported <level>s)
OK
Read Command Responses