AirPrime HL76xx AT Commands Interface Guide Rev6 2

Table Of Contents
4118395 Rev 6.2 June 26, 2017 190
AT Commands Interface Guide
Audio Commands
HL7648, HL7688 and HL7692
Examples
AT+KST=?
+KST: (0-16, 20)
OK
AT+KST? //Shows the current value
+KST: 8
OK
AT+KST=0 //Set side tone gain to -14dB
OK
AT+KST=20 //Disable side tone
OK
AT+CFUN=1,1
OK
AT+KST?
+KST: 20 //Parameters are retained after reset
OK
9.8. +KVGR Command: Receive Gain Selection
Note: For HL7648, HL7688 and HL7692 only.
HL7648, HL7688 and HL7692
Test command
Syntax
AT+KVGR=?
Response
+KVGR: (list of supported <n>s)
OK
Read command
Syntax
AT+KVGR?
Response
+KVGR: <n>
OK
Write command
Syntax
AT+KVGR=<n>
Response
OK
Parameters
<n> -21 to 6 Digital gain of the downlink path in dB. Default value = 0
Reference
Sierra Wireless
Proprietary
Notes
The value of <n> is not saved; it will return to its nominal value after the module is
reset.
<n> can be specified with or without quotes.
Gain can be changed either during a connection or outside of a connection.