[AK4372]
D0
Addr Register Name
05H DAC Lch ATT
06H DAC Rch ATT
R/W
D7
D6
D5
D4
D3
D2
D1
ATTL7 ATTL6 ATTL5 ATTL4 ATTL3 ATTL2 ATTL1 ATTL0
ATTR7 ATTR6 ATTR5 ATTR4 ATTR3 ATTR2 ATTR1 ATTR0
R/W
0
R/W
0
R/W
0
R/W
0
R/W
0
R/W
0
R/W
0
R/W
0
Default
ATTL7-0: Setting of the attenuation value of output signal from DACL (Table 17)
ATTR7-0: Setting of the attenuation value of output signal from DACR (Table 17)
Default: “00H” (MUTE)
Addr Register Name
07H Headphone Out Select 0
D7
HPG1
R/W
0
D6
HPG0
R/W
0
D5
D4
D3
RINHR
R/W
0
D2
D1
D0
MINHR MINHL
LINHL DARHR DALHL
R/W
Default
R/W
0
R/W
0
R/W
0
R/W
0
R/W
0
DALHL: DAC left channel output signal is added to the left channel of the headphone-amp.
0: OFF (default)
1: ON
DARHR: DAC right channel output signal is added to the right channel of the headphone-amp.
0: OFF (default)
1: ON
LINHL: Input signal to LIN pin is added to the left channel of the headphone-amp.
0: OFF (default)
1: ON
RINHR: Input signal to RIN pin is added to the right channel of the headphone-amp.
0: OFF (default)
1: ON
MINHL: Input signal to MIN pin is added to the left channel of the headphone-amp.
0: OFF (default)
1: ON
MINHR: Input signal to MIN pin is added to the right channel of the headphone-amp.
0: OFF (default)
1: ON
HPG1-0: DAC Æ HPL/R Gain (Table 25)
Default: “00”: +0.95dB
MS0684-E-02
2008/12
- 55 -
AKM [ ASAHI KASEI MICROSYSTEMS ]
