User's Manual

76
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Laird Technologies
BTM510/511
Bluetooth
®
Multimedia Module
Output Gain Level or
Input Gain Level
S589 or S590
Overall Gain (dBr)
S689 or S690
Digital
Component
Analogue
Component
9 -18.0 0 1
8 -21.0 0 0
7 -23.5 15 0
6 -27.0 14 0
5 -29.5 13 0
4 -33.0 12 0
3 -35.5 11 0
2 -39.0 10 0
1 -41.5 9 0
0 -45.0 8 0
Table 3.40: Gain Table
Task AT-Command /
SRegister
Comment
Set output gain level S589 [0..22],
default=15
See Gain Table; S689 is affected, too
Set output overall gain (dBr) S689
[-450..+215],
default=0
See Gain Table; value must be entered (and is returned)
multiplied by 10; S589 is affected, too
Set input gain level S590 [0..22],
default=15
See Gain Table; S690 is affected, too
Set input overall gain (dBr) S690
[-450..+215],
default=0
See Gain Table; value must be entered (and is returned)
multiplied by 10; S590 is affected, too
Increment current output
gain level
AT+GOU Error 57 may appear if maximum gain level reached
Decrement current output
gain level
AT+GOD Error 58 may appear if minimum gain level reached
Query current output gain
level
AT+GO?
Restore current output gain
level from S589
AT+GOR
Save current output gain
level to S589
AT+GOS
Increment current input gain
level
AT+GIU Error 57 may appear if maximum gain level reached
Decrement current input
gain level
AT+GID Error 58 may appear if minimum gain level reached
Query current input gain
level
AT+GI?
Restore current input gain
level from S590
AT+GIR
Save current input gain level
to S590
AT+GIS
Table 3.41: Gain Settings AT commands and S-Registers
AT COMMAND SET
REFERENCE