AT Command Reference Guide for EDGE Wireless ... - wless.ru

Chapter 17 – Audio Commands
17.17 AT^SNFV Set Loudspeaker Volume
Description:
AT^SNFV can be used to set the volume of the loudspeaker to the value
addressed by . The read and write commands refer to the active audio mode.
The write command works only in audio modes 2 to 6.
Test Command Syntax: AT^SNFV=
Response:
^SNFV: (list of supported s)
OK
Read Command Syntax: AT^SNFV
Response:
^SNFV:
OK
Write Command Syntax: AT^SNFV=
Response:
OK
ERROR
+CME ERROR
Parameter Description:
The actual volume of each step is defined by the parameter , which can be set with AT^SNFO.
0...4 Default = 4.
Notes:
• Any change to takes effect in audio modes 2 to 6. That is, when you change and then
select another mode with AT^SNFS, the same step will be applied. Nevertheless, the actual volume can be
quite different, depending on the values of set in each mode. The only exception is audio mode
1 which is fixed to =4.
• is stored non-volatile when the ME is powered down with AT^SMSO or reset with AT+CFUN=1,1.
is not stored by AT^SNFW.
• can also be changed by AT^SNFO (Section 17.13) and AT+CLVL (Section 17.4).
17.18 AT^SNFW Write Audio Setting in Non-
Volatile Store
Description:
Test Command Syntax: AT^SNFW=
Response:
OK
Exec Command Syntax: AT^SNFW
Response:
OK
ERROR
CME ERROR:
AT^SNFW causes the TA to write the currently selected audio parameters to non-volatile
store. The saved audio profile includes the following parameters:
AT^SNFA:
AT^SNFI: ,
AT^SNFO: , [0 to 4],
AT^SNFS:
AT^SAIC: , , .
Multi-Tech Systems, Inc. AT Commands for EDGE Modems (S000371B) 223