AK4649 Datasheet, PDF (75/96 Pages) Asahi Kasei Microsystems – 24bit Stereo CODEC with MIC/SPK-AMP

[AK4649]
Addr
12H
13H
14H
15H
16H
17H
18H
19H
1AH
1BH
Register Name
FIL3 Co-efficient 0
FIL3 Co-efficient 1
FIL3 Co-efficient 2
FIL3 Co-efficient 3
EQ0-efficient 0
EQ0-efficient 1
EQ0-efficient 2
EQ0-efficient 3
EQ0-efficient 4
EQ0-efficient 5
R/W
Default
D7
F3A7
F3AS
F3B7
0
E0A7
E0A15
E0B7
0
E0C7
E0C15
W
0
D6
F3A6
0
F3B6
0
E0A6
E0A14
E0B6
0
E0C6
E0C14
W
0
D5
F3A5
F3A13
F3B5
F3B13
E0A5
E0A13
E0B5
E0B13
E0C5
E0C13
W
0
D4
F3A4
F3A12
F3B4
F3B12
E0A4
E0A12
E0B4
E0B12
E0C4
E0C12
W
0
D3
F3A3
F3A11
F3B3
F3B11
E0A3
E0A11
E0B3
E0B11
E0C3
E0C11
W
0
D2
F3A2
F3A10
F3B2
F3B10
E0A2
E0A10
E0B2
E0B10
E0C2
E0C10
W
0
D1
F3A1
F3A9
F3B1
F3B9
E0A1
E0A9
E0B1
E0B9
E0C1
E0C9
W
0
F3A13-0, F3B13-0: FIL3 (Stereo Separation Emphasis Filter) Coefficient (14bit x 2)
Default: “0000H”
F3AS: FIL3 (Stereo Separation Emphasis Filter) Select
0: HPF (default)
1: LPF
E0A15-0, E0B13-0, E0C15-C0: EQ (Gain Compensation Filter) Coefficient (16bit x 2 + 14bit x 1)
Default: “0000H”
D0
F3A0
F3A8
F3B0
F3B8
E0A0
E0A8
E0B0
E0B8
E0C0
E0C8
W
0
Addr
1CH
1DH
1EH
1FH
Register Name
HPF Co-efficient 0
HPF Co-efficient 1
HPF Co-efficient 2
HPF Co-efficient 3
R/W
Default
D7
F1A7
0
F1B7
0
W
D6
D5
D4
D3
D2
D1
F1A6 F1A5 F1A4 F1A3 F1A2 F1A1
0
F1A13 F1A12 F1A11 F1A10 F1A9
F1B6 F1B5 F1B4 F1B3 F1B2 F1B1
0
F1B13 F1B12 F1B11 F1B10 F1B9
W
W
W
W
W
W
F1A13-0 bits = 0x1FA9, F1B13-0 bits = 0x20AD
F1A13-0, F1B13-0: HPF2 Coefficient (14bit x 2)
Default: F1A13-0 bits = 0x1FA9, F1B13-0 bits = 0x20AD
fc = 150Hz@fs=44.1kHz
D0
F1A0
F1A8
F1B0
F1B8
W
Addr Register Name
D7
24H BEEP Volume Control
0
R/W
R
Default
0
D6
D5
D4
D3
D2
D1
D0
0
0
0
0
BPLVL2 BPLVL1 BPLVL0
R
R
R
R
R/W
R/W
R/W
0
0
0
0
0
0
0
BPLVL2-0 : BEEP Sound Output Level (Table 51)
Default: “0H”: 0dB
MS1023-E-01
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2010/08