AK4950 Datasheet, PDF (75/106 Pages) Asahi Kasei Microsystems – 24bit Stereo CODEC with MIC/SPK/Cap-less VIDEO-AMP & mini DSP

■ Register Map 2: Filter Coefficient (COEW bit = “1”)
Control Register Addr
I²C pin =“L”
I²C pin =“H”
(3-wire mode) (I²C mode)
01H
81H
02H
82H
03H
83H
04H
84H
06H
86H
09H
89H
0AH
8AH
0CH
8CH
0FH
8FH
10H
90H
11H
91H
12H
92H
13H
93H
19H
99H
1AH
9AH
1BH
9BH
1CH
9CH
1DH
9DH
20H
A0H
21H
A1H
22H
A2H
23H
A3H
24H
A4H
25H
A5H
26H
A6H
29H
A9H
2AH
AAH
2BH
ABH
2CH
ACH
2DH
ADH
2EH
AEH
2FH
AFH
32H
B2H
33H
B3H
34H
B4H
35H
B5H
36H
B6H
6BH
EBH
6CH
ECH
6DH
EDH
6EH
EEH
6FH
EFH
Register Name
Lch input volume
Rch input volume
HPF A0
HPF A1
HPF B1
LPF A0
LPF A1
LPF B1
Stereo Filter A0
Stereo Filter A1
Stereo Filter A2
Stereo Filter B1
Stereo Filter B2
EQ0 A0
EQ0 A1
EQ0 A2
EQ0 B1
EQ0 B2
EQ2 A0
EQ2 A1
EQ2 A2
EQ2 B1
EQ2 B2
EQ2 B1
EQ2 B2
EQ3 A0
EQ3 A1
EQ3 A2
EQ3 B1
EQ3 B2
EQ3 B1
EQ3 B2
EQ4 A0
EQ4 A1
EQ4 A2
EQ4 B1
EQ4 B2
EQ1 A0
EQ1 A1
EQ1 A2
EQ1 B1
EQ1 B2
Initial
100000H
100000H
100000H
000000H
000000H
100000H
000000H
000000H
100000H
000000H
000000H
000000H
000000H
100000H
000000H
000000H
000000H
000000H
100000H
000000H
000000H
000000H
000000H
000000H
000000H
100000H
000000H
000000H
000000H
000000H
000000H
000000H
100000H
000000H
000000H
000000H
000000H
100000H
000000H
000000H
000000H
000000H
[AK4950]
MS1320-E-00
- 75 -
2011/10