BU26156RFS Datasheet, PDF (57/95 Pages) Rohm – Monoraul MIC Input with ALC

BU26156RFS
Mic Interface Control Register
MAPCON
INDEX
b07
b06
b05
b04
b03
b02
b01
b00
R
W
(Initial)
0x0
0x5a 0x5b
-
-
-
-
-
-
MINDIF(*)
-
-
-
-
-
-
-
1
-
This register controls microphone input interface.
MINDIF
MINDIF
0
1
Description
Use analog microphone as single-ended input.
Use analog microphone as differential input.
Datasheet
Sound Effect Mode Register
MAPCON
INDEX
b07
b06
b05
b04
b03
b02
b01
b00
R
W
(Initial)
0x0
0x5c 0x5d SEMODE
-
-
-
-
SEMODE
0
-
-
-
-
0
0
0
This register sets the filter block
SEMODE[7]
BU26156 can use the filter block in ADC path or DAC path.Filter Block can set on only ADC path or DAC path.
Please refer “Single flow section on Function Description about Filter Block.
SEMODE[7]
Description
0
use Filter Block in Recording
1
use Filter Block in Playback
SEMODE[2:0]
This chooses the number of the Filter bands
SEMODE[2:0]
Description
0x0
Notch5 band / EQ0 band
0x1
Notch4 band / EQ1 band
0x2
Notch3 band / EQ2 band
0x3
Notch2 band / EQ3 band
0x4
Notch1 band / EQ4 band
0x5
Notch0 band / EQ5 band
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TSZ22111・15・001
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TSZ02201-0V1V0E502570-1-2
Jul.1.2014 Rev.001