AK4671_10 Datasheet, PDF (123/166 Pages) Asahi Kasei Microsystems – Stereo CODEC with MIC/RCV/HP-AMP

[AK4671]
Addr
05H
Register Name
MIC Amp Gain
R/W
Default
D7
MGNR3
R/W
0
D6
MGNR2
R/W
1
D5
MGNR1
R/W
0
D4
MGNR0
R/W
1
D3
MGNL3
R/W
0
D2
MGNL2
R/W
1
D1
MGNL1
R/W
0
D0
MGNL0
R/W
1
MGNL3-0: MIC-Amp Lch Gain Control (Table 19)
Default: “0101” (0dB)
MGNR3-0: MIC-Amp Rch Gain Control (Table 19)
Default: “0101” (0dB)
Addr Register Name
D7
D6
D5
D4
06H Mixing Power Management 0
0
0
0
0
R/W
RD
RD
RD
RD
Default
0
0
0
0
PMLOOPL: MIC-Amp Lch Mixing Circuit Power Management
0: Power down (default)
1: Power up
PMLOOPR: MIC-Amp Rch Mixing Circuit Power Management
0: Power down (default)
1: Power up
DTMIC: Microphone Detection Result (Read Only: Table 21)
0: Microphone is not detected. (default)
1: Microphone is detected.
D3
D2
D1
D0
0
DTMIC PMLOOPR PMLOOPL
RD
RD
R/W
R/W
0
0
0
0
MS0666-E-02
- 123 -
2010/06