AK4641 Datasheet, PDF (40/51 Pages) Asahi Kasei Microsystems – 16 BIT CODEC WITH BLUETOOTH INTERFACE

ASAHI KASEI
[AK4641]
Addr
03H
Register Name
Signal Select2
R/W
Default
D7
D6
D5
D4
D3
D2
D1
D0
DACL
0
AUXL MICL
0
AUXSI PSLOL PSLOR
R/W
RD
R/W
R/W
RD
R/W
R/W
R/W
1
0
0
0
0
0
0
0
PSLOR: Select Rch Line output of ROUT pin
0: Power Save Mode. Output VCOM voltage. (Default)
1: Normal Operation
(Note) Hi-Z is output at PMLO bit = “0”.
PSLOL: Select Lch Line output of LOUT pin
0: Power Save Mode. Output VCOM voltage. (Default)
1: Normal Operation
(Note) Hi-Z is output at PMLO bit = “0”.
MICL: Switch Control from Mic In to Stereo Mixer
0: OFF (Default)
1: ON
AUXL:Switch Control from AUX IN to Stereo Mixer
0: OFF (Default)
1: ON
DACL: Switch Control from DAC of Stereo CODEC to Stereo Mixer
0: OFF
1: ON (Default)
AUXSI: Select AUX Input
0: Differential Input (Default)
1: Single-ended Input. AUXIN+ pin is used for AUX input and AUXIN− pin is not available.
Addr
04H
Register Name
Mode Control 1
R/W
Default
D7
D6
D5
D4
D3
0
0
0
0
0
RD
RD
RD
RD
RD
0
0
0
0
0
D2
D1
D0
0
DIF1 DIF0
RD
R/W
R/W
0
1
0
DIF1-0: Digital Audio Interface Format Select (See Table 5.)
Addr
05H
Register Name
Mode Control 2
R/W
Default
D7
D6
D5
D4
D3
D2
D1
D0
0
MCK1 MCK0
0
0
HPM
LOOP
0
RD
R/W
R/W
RD
RD
R/W
R/W
RD
0
0
0
0
0
0
0
0
LOOP: Loopback ON/OFF
0: OFF (Default)
1: ON
ADC output data of Stereo CODEC is inputted to both Lch and Rch of DAC of Stereo CODEC.
HPM: Mono output select from DAC of Stereo CODEC
0: Stereo (Default)
1: Mono. (L+R)/2 signal is output from Lch and Rch of DAC of Stereo CODEC
MCK1-0: Input Master Clock Select (See Table 2.)
MS0301-E-00
- 40 -
2004/05