AK4564 Datasheet, PDF (32/48 Pages) Asahi Kasei Microsystems – 16BIT CODEC WITH BUILT-IN ALC AND MIC/HP/SPK-AMP

ASAHI KASEI
[AK4564]
n Register Map
The following registers are reset at PDN pin = “L”.
Addr
00H
01H
02H
03H
04H
05H
06H
07H
08H
09H
0AH
0BH
0CH
Register Name
Signal Select 1
Signal Select 2
Power Management Control
Mode Control
Filter Select 1
Filter Select 2
Timer Select
ALC Mode Control 1
ALC Mode Control 2
ALC Mode Control 3
Input Digital Volume Control
Operation Mode
Output Digital ATT Control
D7
D6
D5
D4
D3
D2
0 HPMIX HPG BEEP1 AIN2 AIN1
SPPS ALCS BEEP2H BEEP2S AOUT2 AOUT1
AOUTP2 AOUTP1 SPKP HPP VCOM DAC
VOL2-1 VOL2-0 VOL1-1 VOL1-0 DIF1 DIF0
MIX1 MIX0 HPF3 HPF2-1 HPF2-0 HPF1-1
0
0
0
LPF2D LPF2-1 LPF2-0
TM1 TM0 FDTM1 FDTM0 ZTM1 ZTM0
0
GSEL FDATT1 FDATT0 RGAIN1 RGAIN0
0
FSTM
0
0
0
FR
REF7 REF6 REF5 REF4 REF3 REF2
IVOL7 IVOL6 IVOL5 IVOL4 IVOL3 IVOL2
0
0 MIX1P MONO ALC2 FDIN
ZCE OATT6 OATT5 OATT4 OATT3 OATT2
Table 5. AK4564 Register Map
D1
PRE
MOUT
ADC
DEM1
HPF1-0
LPF1-1
WTM1
LMAT1
LMTH1
REF1
IVOL1
FDOUT
OATT1
D0
INT/EXT
HPDAC
MIC
DEM0
FSF
LPF1-0
WTM0
LMAT0
LMTH0
REF0
IVOL0
ALC1
OATT0
Signal Select 1
Addr
Register Name
00H Signal Select 1
Default
D7
D6
D5
D4
D3
D2
D1
D0
0 HPMIX HPG BEEP1 AIN2 AIN1 PRE INT/EXT
0
0
0
0
0
0
1
0
INT/EXT: Select Internal / External MIC
0: Internal MIC (Default)
1: External MIC
PRE: Enable input signal from Pre-Amp to ADC.
0: OFF (Default)
1: ON
AIN1: Enable input signal from LIN1/RIN1 pin to ADC.
0: OFF (Default)
1: ON
AIN2: Enable input signal from LIN2/RIN2 pin to ADC.
0: OFF (Default)
1: ON
BEEP1: Enable input signal from BEEP1 pin to ADC.
0: OFF (Default)
1: ON
HPG: Select gain of Headphone-Amp
0: 0dB (Default)
1: + 16.5dB
HPMIX: Enable input signal from MIX1-Amp to Headphone-Amp
0: OFF (Default)
1: ON
MS0140-E-01
- 32 -
2002/07