AK4695 Datasheet, PDF (87/107 Pages) Asahi Kasei Microsystems – 24bit 4ch CODEC with MIC/HP/SPK/LINE-AMP

[AK4695]
Addr
16H
Register Name
HPF1, 2 Control
R/W
Default
D7
HPF23
R/W
0
D6
HPF22
R/W
0
D5
HPF21
R/W
0
D4
HPF20
R/W
0
D3
HPF13
R/W
0
D2
HPF12
R/W
0
D1
HPF11
R/W
0
D0
HPF10
R/W
0
HPF13-0: HPF1 Coefficient Setting Enable
0: Disable (default)
1: Enable
When HPF1x bit is “1”, the settings of HPF1A13-0 bits and HPF1B13-0 bits are valid. When HPF1x bit is “0”,
the audio data of a correspondent channel passes the HPF1 block by 0dB gain. (x=3~0)
HPF23-0: HPF2 Coefficient Setting Enable
0: Disable (default)
1: Enable
When HPF2x bit is “1”, the settings of HPF2A13-0 bits and HPF2B13-0 bits are valid. When HPF2x bit is “0”,
the audio data of a correspondent channel passes the HPF2 block by 0dB gain. (x=3~0)
Addr
17H
Register Name
ALC & LPF1 Control
R/W
Default
D7
ALC3
R/W
0
D6
ALC2
R/W
0
D5
ALC1
R/W
0
D4
ALC0
R/W
0
D3
LPF13
R/W
0
D2
LPF12
R/W
0
D1
LPF11
R/W
0
D0
LPF10
R/W
0
LPF13-0: LPF1 Coefficient Setting Enable
0: Disable (default)
1: Enable
When LPF1x bit is “1”, the settings of LPF1A13-0 bits and LPF1B13-0 bits are valid. When LPF1x bit is “0”,
the audio data of a correspondent channel passes the LPF1 block by 0dB gain. (x=3~0)
ALC3-0: ALC Setting Enable
0: ALC Disable (default)
1: ALC Enable
Addr
18H
Register Name
EQ1, 2 Control
R/W
Default
D7
EQ23
R/W
0
D6
EQ22
R/W
0
D5
EQ21
R/W
0
D4
EQ20
R/W
0
D3
EQ13
R/W
0
D2
EQ12
R/W
0
D1
EQ11
R/W
0
D0
EQ10
R/W
0
EQ13-0: EQ1 Coefficient Setting Enable
0: Disable (default)
1: Enable
When EQ1x bit is “1”, the settings of EQ1A15-0, EQ1B15-0 and EQ1C15-0 bits are valid. When EQ1x bit is
“0”, the audio data of a correspondent channel passes the EQ1 block by 0dB gain. (x=3~0)
EQ23-0: EQ2 Coefficient Setting Enable
0: Disable (default)
1: Enable
When EQ2x bit is “1”, the settings of EQ2A15-0, EQ2B15-0 and EQ2C15-0 bits are valid. When EQ2x bit is
“0”, the audio data of a correspondent channel passes the EQ2 block by 0dB gain. (x=3~0)
MS1463-E-01
- 87 -
2014/12