參數(shù)資料
型號: AK4671EG
廠商: Asahi Kasei Microsystems Co.,Ltd
元件分類: Codec
英文描述: Stereo CODEC with MIC/RCV/HP-AMP
中文描述: 立體聲編解碼器麥克風/垃圾車/惠普腺苷
文件頁數(shù): 135/164頁
文件大?。?/td> 1792K
代理商: AK4671EG
[AK4671]
MS0666-E-00
2007/10
- 135 -
Addr
17H
Register Name
ALC Mode Control
R/W
Default
D7
0
RD
0
D6
D5
D4
D3
D2
D1
D0
ZELMN
R/W
0
LMAT1
R/W
0
LMAT0
R/W
0
RGAIN1
R/W
0
RGAIN0
R/W
0
LMTH1
R/W
0
LMTH0
R/W
0
LMTH1-0: ALC Limiter Detection Level / Recovery Counter Reset Level (
Table 24
)
Default: “00”
RGAIN1-0: ALC Recovery GAIN Step (
Table 28
)
Default: “00”
LMAT1-0: ALC Limiter ATT Step (
Table 25
)
Default: “00”
ZELMN: Zero Crossing Detection Enable at ALC Limiter Operation
0: Enable (default)
1: Disable
Addr
Register Name
18H
Mode Control 1
R/W
Default
ALC: ALC Enable
0: ALC Disable (default)
1: ALC Enable
IVOLC: Input Digital Volume Control Mode Select
0: Independent
1: Dependent (default)
When IVOLC bit = “1”, IVL7-0 bits control both Lch and Rch volume level, while register values of IVL7-0
bits are not written to IVR7-0 bits. When IVOLC bit = “0”, IVL7-0 bits control Lch level and IVR7-0 bits
control Rch level, respectively.
ADM: Mono Recording (
Table 44
)
0: Stereo (default)
1: Mono: (L+R)/2
EQ: Select 5-Band Equalizer
0: OFF (default)
1: ON
SDIM1-0: SDTI Input Signal Select (
Table 48
)
Default: “00” (L=Lch, R=Rch)
MIXD: DAC and SRC-A Mono Mixing (
Table 53
and
Table 54
)
0: L+R (default)
1: (L+R)/2
DAM: DAC Mono Mixing (
Table 53
)
0: Stereo (default)
1: Mono: (L+R) or (L+R)/2 is selected by MIXD bit.
D7
DAM
R/W
0
D6
MIXD
R/W
0
D5
D4
D3
EQ
R/W
0
D2
ADM
R/W
0
D1
D0
ALC
R/W
0
SDIM1
R/W
0
SDIM0
R/W
0
IVOLC
R/W
1
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