[AK4438]
Addr
0BH
Register Name
Control 9
R/W
D7
ATS1
R/W
0
D6
ATS0
R/W
0
D5
0
R/W
0
D4
SDS0
R/W
0
D3
PW4
R/W
1
D2
PW3
R/W
1
D1
0
R/W
0
D0
0
R/W
0
Default
PW4-3: Power Down control for DAC
PW4: Power management for DAC4
0: DAC4 power OFF
1: DAC4 power ON (default)
PW3: Power management for DAC3
0: DAC3 power OFF
1: DAC3 power ON (default)
SDS2-0: DAC1-4 Data Select
0: Normal Operation
1: Output Other Slot Data (Table 10)
The default value is “000”.
ATS1-0: Transition Time between Set Values of ATT7-0 bits (Table 14)
The default value is “00”.
Addr
0CH
Register Name
Control 6
R/W
D7
INVR4
R/W
0
D6
INVL4
R/W
0
D5
INVR3
R/W
0
D4
INVL3
R/W
0
D3
0
R/W
0
D2
0
R/W
0
D1
0
R/W
0
D0
0
R/W
0
Default
INVL3: AOUTL3 Output Phase Inverting Bit (Table 17)
INVR3: AOUTR3 Output Phase Inverting Bit (Table 17)
INVL4: AOUTL4 Output Phase Inverting Bit (Table 18)
INVR4: AOUTR4 Output Phase Inverting Bit (Table 18)
0: Normal (default)
1: Inverted
Addr
0DH
Register Name
Control 6
R/W
D7
D6
D5
D4
0
R/W
0
D3
D2
D1
0
R/W
0
D0
0
R/W
0
MONO4 MONO3 MONO2
R/W
0
SELLR4 SELLR3
R/W
0
R/W
0
R/W
0
R/W
0
Default
SELLR3: The data selection of DAC3 (Table 17)
SELLR4: The data selection of DAC4 (Table 18)
The default value is “0”.
MONO2: DAC2 enters Mono output mode when MONO2 bit =“1”. (Table 16)
MONO3: DAC3 enters Mono output mode when MONO3 bit =“1”. (Table 17)
MONO4: DAC4 enters Mono output mode when MONO4 bit =“1”. (Table 18)
0: Stereo mode (default)
1: MONO mode
016001925-E-00
2016/03
- 56 -
AKM [ ASAHI KASEI MICROSYSTEMS ]
