AK7600 Datasheet, PDF (30/38 Pages) Asahi Kasei Microsystems – 2/6-Channel Audio CODEC with Digital EQ

ATT
Attenuate input data for both Left and Right channels.
<< 1
[AK7600]
<< 1
Command
44H
Shift Setting R/W
Data 1 (2byte) Pre EQ ATT setting coefficient 1bit left x2 R/W
Data 2 (2byte) Dummy
1bit left x2 R/W
Data 3 (2byte) Dummy
1bit left x2 R/W
Data 4 (2byte) Dummy
1bit left x2 R/W
Data 5 (2byte) Dummy
1bit left x2 R/W
Note: All data are R/W.
Default Value
0x4000
0x0000
0x0000
0x0000
0x0000
EQ Setting
Lch
Rch
A0
EQ0
A0
EQ1
A0 EQ2
A0 ^EQ3
Z^-1 _A1
Z^-1
A2
B1 ^Z-1 A1
Z^-1
B2
A2
B1 ^Z-1 A1
Z^-1
B2
A2
B1 ^Z-1 A1
Z^-1
B2
A2
A0 ^EQ4
B1 ^Z-1 A1
Z^-1
B2
A2
B1 ^Z-1
Z^-1
B2
Command
Data 1 (4byte)
Data 2 (4byte)
Data 3 (4byte)
Data 4 (4byte)
Data 5 (4byte)
81H
EQ0 A2 Coefficient
EQ0 A1 Coefficient
EQ0 A0 Coefficient
EQ0 B2 Coefficient
EQ0 B1 Coefficient
Command
Data 1 (4byte)
Data 2 (4byte)
Data 3 (4byte)
Data 4 (4byte)
Data 5 (4byte)
82H
EQ1 A2 Coefficient
EQ1 A1 Coefficient
EQ1 A0 Coefficient
EQ1 B2 Coefficient
EQ1 B1 Coefficient
Command
83H
Data 1 (4byte) EQ2 A2 Coefficient
Data 2 (4byte) EQ2 A1 Coefficient
Data 3 (4byte) EQ2 A0 Coefficient
Data 4 (4byte) EQ2 B2 Coefficient
Data 5 (4byte) EQ2 B1 Coefficient
Note: All data are R/W.
Shift Setting R/W
1bit left x 2 R/W
1bit left x 2 R/W
1bit left x 2 R/W
1bit left x 2 R/W
1bit left x 2 R/W
Shift Setting R/W
1bit left x 2 R/W
1bit left x 2 R/W
1bit left x 2 R/W
1bit left x 2 R/W
1bit left x 2 R/W
Shift Setting R/W
1bit left x 2 R/W
1bit left x 2 R/W
1bit left x 2 R/W
1bit left x 2 R/W
1bit left x 2 R/W
Default Value
0x00000000
0x00000000
0x04000000
0x00000000
0x00000000
Default Value
0x00000000
0x00000000
0x04000000
0x00000000
0x00000000
Default Value
0x00000000
0x00000000
0x04000000
0x00000000
0x00000000
MS0999-E-00
- 30 -
2008/09