AK4649 Datasheet, PDF (78/96 Pages) Asahi Kasei Microsystems – 24bit Stereo CODEC with MIC/SPK-AMP

[AK4649]
Addr
2CH
2DH
2EH
2FH
Register Name
LPF Co-efficient 0
LPF Co-efficient 1
LPF Co-efficient 2
LPF Co-efficient 3
R/W
Default
D7
F2A7
0
F2B7
0
W
0
D6
F2A6
0
F2B6
0
W
0
F2A13-0, F2B13-0: LPF Coefficient (14bit x 2)
Default: “0000H”
D5
F2A5
F2A13
F2B5
F2B13
W
0
D4
F2A4
F2A12
F2B4
F2B12
W
0
D3
F2A3
F2A11
F2B3
F2B11
W
0
D2
F2A2
F2A10
F2B2
F2B10
W
0
D1
F2A1
F2A9
F2B1
F2B9
W
0
D0
F2A0
F2A8
F2B0
F2B8
W
0
Addr
30H
Register Name
Digital Filter Select 2
R/W
Default
D7
D6
D5
D4
D3
D2
D1
D0
0
0
0
EQ5
EQ4
EQ3
EQ2
EQ1
R
R
R
R/W
R/W
R/W
R/W
R/W
0
0
0
0
0
0
0
0
EQ1: Equalizer 1 Coefficient Setting Enable
0: Disable (default)
1: Enable
When EQ1 bit is “1”, the settings of E1A15-0, E1B15-0 and E1C15-0 bits are enabled. When EQ1 bit is “0”,
EQ1 block is through (0dB).
EQ2: Equalizer 2 Coefficient Setting Enable
0: Disable (default)
1: Enable
When EQ2 bit is “1”, the settings of E2A15-0, E2B15-0 and E2C15-0 bits are enabled. When EQ2 bit is “0”,
EQ2 block is through (0dB).
EQ3: Equalizer 3 Coefficient Setting Enable
0: Disable (default)
1: Enable
When EQ3 bit is “1”, the settings of E3A15-0, E3B15-0 and E3C15-0 bits are enabled. When EQ3 bit is “0”,
EQ3 block is through (0dB).
EQ4: Equalizer 4 Coefficient Setting Enable
0: Disable (default)
1: Enable
When EQ4 bit is “1”, the settings of E4A15-0, E4B15-0 and E4C15-0 bits are enabled. When EQ4 bit is “0”,
EQ4 block is through (0dB).
EQ5: Equalizer 5 Coefficient Setting Enable
0: Disable (default)
1: Enable
When EQ5 bit is “1”, the settings of E5A15-0, E5B15-0 and E5C15-0 bits are enabled. When EQ5 bit is “0”,
EQ5 block is through (0dB).
MS1023-E-01
- 78 -
2010/08