參數(shù)資料
型號: AK4588
廠商: Asahi Kasei Microsystems Co.,Ltd
元件分類: Codec
英文描述: 2/8 CHANNEL AUDIO CODEC WITH DIR
中文描述: 2 / 8聲道音頻編解碼器迪爾
文件頁數(shù): 58/76頁
文件大?。?/td> 787K
代理商: AK4588
ASAHI KASEI
[AK4588]
MS0287-E-01
2004/03
- 58 -
Register Definitions
Reset & Initialize
Addr
00H CLK & Power Down Control
R/W
Default
RSTN2: Timing Reset & Register Initialize
0: Reset & Initialize
1: Normal Operation
PWN: Power Down
0: Power Down
1: Normal Operation
OCKS1-0: Master Clock Frequency Select
CM1-0: Master Clock Operation Mode Select
BCU: Block start & C/U Output Mode
When BCU=1, the three Output Pins(BOUT, COUT, UOUT) become to be enabled.
The block signal goes high at the start of frame 0 and remains high until the end of frame 31.
CS12: Channel Status Select
0: Channel 1
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
D7
D6
01H Format & De-em Control
0
DIF2
R/W
RD
R/W
Default
0
1
DFS: 96kHz De-emphasis Control
DEM1-0: 32, 44.1, 48kHz De-emphasis Control (see Table 24.)
DEAU: De-emphasis Auto Detect Enable
0: Disable
1: Enable
DIF2-0: Audio Data Format Control (see Table 29.)
Register Name
D7
CS12
R/W
0
D6
BCU
R/W
1
D5
CM1
R/W
0
D4
CM0
R/W
0
D3
D2
D1
PWN
R/W
1
D0
OCKS1
R/W
0
OCKS0
R/W
0
RSTN2
R/W
1
D5
DIF1
R/W
1
D4
DIF0
R/W
0
D3
D2
D1
D0
DFS
R/W
0
DEAU
R/W
1
DEM1 DEM0
R/W
0
R/W
1
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