AK4695 Datasheet, PDF (83/107 Pages) Asahi Kasei Microsystems – 24bit 4ch CODEC with MIC/HP/SPK/LINE-AMP

[AK4695]
Addr
10H
Register Name
Input Signal Select
R/W
Default
D7
IN31
R/W
0
D6
IN30
R/W
0
D5
IN21
R/W
0
D4
IN20
R/W
0
D3
IN11
R/W
0
D2
IN10
R/W
0
D1
IN01
R/W
0
D0
IN00
R/W
0
IN01-0: MIC-Amp Ch0 Input Source Select (Table 10)
Default: “00” (MICIN0L)
IN11-0: MIC-Amp Ch1 Input Source Select (Table 11)
Default: “00” (MICIN0R)
IN21-0: MIC-Amp Ch2 Input Source Select (Table 12)
Default: “00” (MICIN1L)
IN31-0: MIC-Amp Ch3 Input Source Select (Table 13)
Default: “00” (MICIN1R)
Addr Register Name
D7
D6
D5
D4
D3
D2
D1
D0
11H Digital Signal Control 0
MZCN HPFAD
0
0
0
0
0
0
R/W
Default
R/W
R/W
R
R
R
R
R
R
0
1
0
0
0
0
0
0
HPFAD: ADC HPF Control
0: OFF
1: ON (default)
When HPFAD bit is “1”, the HPF is enabled. When HPFAD bit is “0”, the audio data passes the HPFAD block
by 0dB gain. This bit should be set when PMAD3-0 bits = “0”.
MZCN: MIC Gain Select Setting
0: Disable (default)
1: Normal Operation
This bit must be set to “1” before changing microphone gain settings. (M0GN3-0, M1GN3-0, M2GN3-0 and
M3GN3-0 bits)
MS1463-E-01
- 83 -
2014/12