ASAHI KASEI
[AK2306/LV]
GAIN ADJUSTMENT
Analog input/output gain can be adjusted at the range from +6dB to –18dB by 1.0dB step through CPU register.
VR Register( Address:011 –000 Bit:4 –0)
GanT4
GanR4
GanT3
GanR3
GAnT2
GAnT1
GAnT0
Gain
[dB]
Remarks
GAnR2 GAnR1 GAnR0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
1
1
1
1
1
1
1
0
0
0
0
0
0
0
0
1
1
1
1
1
1
1
1
0
0
0
0
0
0
0
0
1
0
0
0
0
1
1
1
1
0
0
0
0
1
1
1
1
0
0
0
0
1
1
1
1
---
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
---
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
---
+6
+5
+4
+3
+2
+1
0
Default
-1
-2
-3
-4
-5
-6
-7
-8
-9
-10
-11
-12
-13
-14
-15
-16
-17
-18
MS0093-E-04
13
2001/11