AirPrime HL76xx AT Commands Interface Guide Rev6 2

Table Of Contents
4118395 Rev 6.2 June 26, 2017 196
AT Commands Interface Guide
Audio Commands
HL7688 and HL7692
Examples
AT+CODECINFO=? // Read available options
+CODECINFO: (0-1)
OK
AT+CODECINFO=1
OK
AT+CODECINFO? // Read current setting
+CODECINFO: 1
OK
RING // An incoming call
+CODECINFO: 10 // UMTS_AMR_WB is chosen
9.14. +KSRAP Command: Save or Restore Audio
Parameters
Note: For HL7648, HL7688 and HL7692 only.
HL7648, HL7688 and HL7692
Test command
Syntax
AT+KSRAP=?
Response
+KSRAP: (list of supported <level>s)
OK
Write command
Syntax
AT+KSRAP=
<level>
Response
OK
Parameter
<level> 2 Restore audio parameters in non-volatile memory to their default
values
Reference
Sierra Wireless
Proprietary
Notes
This command changes the values in the non-volatile memory immediately; settings take
effect in the next speech call.
Example
at+ksrap
ERROR
at+ksrap?
ERROR
at+ksrap=?
+KSRAP: (2)
OK
at+kecho? // Current kecho NVM parameters
+KECHO: 0,100,100,100,2,2,2,1
OK