參數(shù)資料
型號: AK4705
廠商: Asahi Kasei Microsystems Co.,Ltd
英文描述: 2ch 24bit DAC with AV SCART Switch
中文描述: 2通道24位DAC,具有影音SCART開關
文件頁數(shù): 38/50頁
文件大小: 660K
代理商: AK4705
[AK4705]
MS0451-E-01
2007/06
- 38 -
Register Definitions
Addr
Register Name
00H
Control
R/W
default
STBY: Standby control
0: Normal Operation
1: Standby Mode(default).
D7
D6
D5
DIF1
D4
DIF0
D3
D2
D1
D0
STBY
DEM1
DEM0
AUTO
DAPD
MUTE
R/W
0
1
1
1
1
0
1
1
DAC : powered down and timings are reset.
Gain of Volume#1 : fixed to 0dB,
Source of TVOUT : fixed to VCRIN,
Source of VCROUT : fixed to TVIN,
Source of MONOOUT : fixed to VCRIN,
Source of TVVOUT : fixed to VCRVIN(or Hi-Z),
Source of TVRC : fixed to VCRRC(or Hi-Z),
Source of TVG : fixed to VCRG(or Hi-Z),
Source of TVB : fixed to VCRB(or Hi-Z),
Source of TVFB : fixed to VCRFB (or Hi-Z).
Source of TVSB : fixed to VCRSB.
Source of VCRVOUT : fixed to TVVIN(or Hi-Z),
Source of VCRC : fixed to Hi-Z or VSS(controlled by CIO bit).
MUTE: Audio output control
0: Normal operation
1: ALL Audio outputs to GND (default)
DAPD: DAC power down control
0: Normal operation (default).
1: DAC power down.
When DAPD bit = “1”, the soft transition for volume does not work.
AUTO: Auto startup bit
0: Auto startup disable (Manual startup).
1: Auto startup enable (default).
Note: When the SBIO1bit = “1”(default= “0”), the change of AUTO bit may cause a “L” pulse on INT pin.
DIF1-0: Audio data interface format control
00: 16bit LSB Justified
01: 18bit LSB Justified
10: 24bit MSB Justified
11: 24bit I
2
S Compatible (default)
DEM1-0: De-emphasis Response Control
00: 44.1kHz
01: off (default)
10: 48kHz
11: 32kHz
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