AK4122A Datasheet, PDF (38/54 Pages) Asahi Kasei Microsystems – 24-Bit 96kHz SRC with DIR

[AK4122A]
Addr Register Name
01H Selector & Clock Control
R/W
Default
D7
BYPS
R/W
0
D6
OSEL
R/W
0
D5
ISEL1
R/W
0
D4
ISEL0
R/W
0
D3
ICKS1
R/W
1
D2
ICKS0
R/W
0
D1
OCKS1
R/W
1
D0
OCKS0
R/W
0
OCKS1-0: OMCLK Frequency Select for Master mode (Table 5)
Initial values are “10”.
ICKS1-0: MCLK2 Frequency Select for Master mode (Table 4)
Initial values are “10”.
ISEL1-0: Input Port Select
Initial values are “00”.
ISEL1
0
0
1
1
ISEL0 Input PORT
0
PORT1 (default)
1
PORT2
0
DIR
1
N/A
Table 19. Input PORT Select
OSEL: Output Port Select
Initial values are “0”.
OSEL Output PORT
0
PORT3 ^(default)
1
PORT2
Table 20. Output PORT Select
BYPS: Select Bypass mode
0: SRC mode (default)
1: Bypass mode
When BYPS bit = “1”, the AK4122A outputs the clocks (BICK, LRCK) and data that is input by input port
without SRC.
MS1076-E-01
- 38 -
2010/05