AK4683_07 Datasheet, PDF (74/84 Pages) Asahi Kasei Microsystems – Asynchronous Multi-Channel Audio CODEC with DIR/T

[AK4683]
■ Register Definitions
Reset & Initialize
Addr
Register Name
00H CLK & Power Down Control
R/W
Default
D7
D6
CS12
1
R/W R/W
0
1
D5
CM1
R/W
0
D4
CM0
R/W
0
D3
OCKS1
R/W
0
D2
OCKS0
R/W
0
D1
PWN
R/W
1
D0
RSTN2
R/W
1
RSTN2: Timing Reset & Register Initialize
0: Reset & Initialize
1: Normal Operation (default)
PWN: Power Down
0: Power Down
1: Normal Operation (default)
OCKS1-0: Master Clock Frequency Select
Refer Table 3, Table 57.
CM1-0: Master Clock Operation Mode Select
Refer Table 1, Table 45, Table 55.
CS12: Channel Status Select
0: Channel 1 (default)
1: Channel 2
Selects which channel status is used to derive C-bit buffers, AUDION, PEM, FS3, FS2, FS1, FS0,
Pc and Pd. The de-emphasis filter is controlled by channel 1 in the Parallel Mode.
Format & De-emphasis Control
Addr
Register Name
01H Format & De-em Control
R/W
Default
D7 D6 D5 D4 D3 D2 D1 D0
0
1
1
0 DEAU DEM1 DEM0 DFS
R/W R/W R/W R/W R/W R/W R/W R/W
0
1
1
0
1
0
1
0
DFS: 96kHz De-emphasis Control
Refer Table 52.
DEM1-0: 32, 44.1, 48kHz De-emphasis Control
Refer Table 52.
DEAU: De-emphasis Auto Detect Enable
0: Disable
1: Enable (default)
MS0427-E-02
- 74 -
2007/04