參數(shù)資料
型號: AK4631
廠商: Asahi Kasei Microsystems Co.,Ltd
元件分類: Codec
英文描述: 16-Bit Mono CODEC with ALC & MIC/SPK-AMP
中文描述: 16位單聲道編解碼器ALC的
文件頁數(shù): 65/69頁
文件大小: 568K
代理商: AK4631
ASAHI KASEI
[AK4631]
MS0317-J-01
2004/11
- 65 -
2. AK4631
FS3-0 bits
(Addr:05H,
D5, D2-0)
DVOL7-0 bits
(Addr:0AH, D7-0)
PMDAC bit
(Addr:00H, D2)
PMAO bit
(Addr:00H, D3)
XXXX
XXXX
00011000
XXXXXXX
AOUT pin
(1)
(3)
(4)
(2)
DACA bit
(Addr:02H, D4)
(9)
Normal Output
(6)
AOPSN bit
(Addr:03H, D6)
(5)
>300 ms
(7)
(8)
>300 ms
(10)
Example:
PLL, Master Mode
Audio I/F Format :DSP Mode, BCKP=MSBS= “0”
Sampling Frequency: 8kHz
Digital Volume: -8dB
MGAIN1=SPKG1=SPKG0=BEEPA=ALC1M
=ALC1A= “0”
(1) Addr:05H, Data:00H
(2) Addr:02H, Data:10H
(3) Addr:0AH, Data:28H
(4) Addr:03H, Data:40H
(5) Addr:00H, Data:4CH
(6) Addr:03H, Data:00H
Playback
(7) Addr:03H, Data:40H
(8) Addr:00H, Data:40H
(9) Addr:02H, Data:00H
(10) Addr:03H, Data:00H
Figure 51. Mono Lineout Sequence
<
>
(1)
(FS3-0 bit)
PLL
(5)
DAC
(2) DAC
(3)
DAC
(4) AOUT
(5) DAC
AOUT pin
(6) AOUT
AOUT
(7) AOUT
(8) DAC
AOUT pin
(9) DAC
(10) AOUT
AOUT
DACA bit: “0”
“1”
(
0AH)
Default
(0dB)
AOPSN bit: “0”
“1”
: PMDAC bit = PMAO bit = “0”
“1”
C = 1
μ
F
AOPSN bit: “1”
“0”
AOUT pin
AOPSN bit: “0”
“1”
: PMDAC bit = PMAO bit = “1”
“0”
C = 1
μ
F
Disable
DACA bit: “1”
“0”
AOPSN bit: “1”
“0”
max 300ms
max 300ms
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