ASAHI KASEI
[AK4528]
Addr Register Name
D7
DIF2
0
D6
DIF1
1
D5
DIF0
0
D4
CMODE
0
D3
CKS1
0
D2
CKS0
0
D1
0
0
D0
DFS
0
02H
Clock and Format Control
default
DFS: Sampling Speed Control (see Table 1 and Table 3)
Default : normal speed mode.
Ored with DFS pin internally.
CMODE, CKS1-0: Master Clock Frequency Select (see Table 1)
Default: 256fs
DIF2-0: Audio data interface modes (see Table 4)
000: Mode 0
001: Mode 1
010: Mode 2
011: Mode 3
100: Mode 4
Default : 24bit MSB justified for both ADC and DAC
Addr Register Name
03H Deem and Volume Control
default
D7
SMUTE
0
D6
0
0
D5
0
0
D4
0
0
D3
HPFR
1
D2
HPFL
1
D1
DEM1
0
D0
DEM0
0
DEM1-0: De-emphasis response (see Table 6)
00: 44.1kHz
01: OFF
10: 48kHz
11: 32kHz
Default : 44.1kHz.
ORed with DEM1, DEM0 pins respectively.
HPFR: Right channel Digital High Pass Filter Control
0: Disable
1: Enable
Default : Enable
HPFL: Left channel Digital High Pass Filter Control
0: Disable
1: Enable
Default : Enable
SMUTE: DAC Input Soft Mute control
0: Normal operation
1: DAC outputs soft-muted
The soft mute is independent of the output ATT and performed digitally.
MS0011-E-00
2000/1
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AKM [ ASAHI KASEI MICROSYSTEMS ]
