BD9406KS2 Datasheet, PDF (21/38 Pages) Rohm – 28bit Audio DSP with Built-in 2ch ADC, 6ch DAC and ASRC

BU9406KS2
Technical Note
4-6. P²Bass (Perfect Pure Bass: Deep Bass Equalizer)
The deep bass equalizer recreates dynamic bass and realistic sound, even with FPD TVs which have limited speaker
enclosure.
It actualizes clear, heavy bass with low distortion. Rich and natural bass is obtained, and the vocal range is not affected
even when with bass boost.
Gain
P²Bass Gain
Vocal range
f
Turning P²Bass Function ON/OFF
Default = 0
LPF cut-off frequency
HPF cut-off frequency
Select Address
&h72 [ 7 ]
Value
0
1
P²Bass function OFF
P²Bass function ON
Operation Description
P²Bass HPF Cut-off Frequency Configuration
Default = 0
Select Address
&h72 [ 3：2 ]
Value
0
1
2
3
60Hz
80Hz
100Hz
120Hz
Operation Description
P²Bass LPF Cut-off Frequency Configuration
Default = 0
Select Address
&h72 [ 1：0 ]
Value
0
1
2
3
120Hz
160Hz
200Hz
240Hz
Operation Description
P²Bass Deep Bass Gain Configuration
Default = 0
Select Address
&h73 [ 6：4 ]
Command Value
0
1
2
3
Operation Description
Gain
+6dB
+7dB
+8dB
+9dB
Command Value
4
5
6
7
Gain
+10dB
+11dB
+12dB
+13dB
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2012.03 - Rev.A