參數(shù)資料
型號(hào)： AK4707
廠(chǎng)商： Asahi Kasei Microsystems Co.,Ltd
英文描述： AV SCART Switch
中文描述： 影音SCART開(kāi)關(guān)
文件頁(yè)數(shù)： 29/42頁(yè)
文件大?。?/td> 418K
代理商： AK4707
ASAHI KASEI
[AK4707]
MS0551-E-00
2006/10
- 29 -
Register Map
Addr
Register Name
00H
Control
01H
Switch
02H
Main Volume
03H
Zerocross
04H
Video switch
05H
Video output enable
06H
Video clamp
07H
S/F Blanking control
08H
S/F Blanking monitor
09H
Monitor mask
When the PDN pin goes “L”, the registers are initialized to their default values.
While the PDN pin = “H”, all registers can be accessed.
Do not write any data to the register over 09H.
Register Definitions
Addr
Register Name
D7
00H
Control
0
R/W
Default
0
STBY: Standby control
0: Normal Operation
1: Standby Mode (default). All registers are not initialized.
Source of TVOUT : fixed to VCRIN,
Source of VCROUT : fixed to TVIN
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 VCRVOUT : fixed to TVVIN (or Hi-Z),
Source of TVFB : fixed to VCRFB (or Hi-Z),
Source of TVSB : fixed to VCRSB.
BIAS: Audio output control
0: Normal operation
1: ALL Audio outputs to GND (default)
AUTO: Auto startup bit
0: Auto startup disable (Manual startup).
1: Auto startup enable (default).
Note 23. When the SBIO1 bit = “1”(default = “0”), the change of AUTO bit may cause a “L” pulse on INT pin.
D7
0
D6
0
0
0
D5
0
VCR1
L2
0
VVCR2
0
VCLP0
SBV1
0
0
D4
0
VCR0
L1
0
VVCR1
VCRV
0
SBV0
TVMON
MTV
D3
D2
0
0
1
ZERO
VTV2
TVG
CLAMP0
SBT0
FVCR
MFVCR
D1
BIAS
TV1
1
ZTM1
VTV1
TVR
0
FB1
SVCR1
MSVCR
D0
STBY
TV0
1
ZTM0
VTV0
TVV
0
FB0
SVCR0
0
AUTO
MONO
L0
0
VVCR0
TVB
CLAMP1
SBT1
VCMON
MVC
MUTE
0
0
0
0
0
SBIO1
0
MCOMN
VMONO
0
TVFB
VCLP1
SBIO0
0
0
D6
0
D5
0
D4
0
D3
D2
0
D1
BIAS
D0
STBY
AUTO
R/W
0
0
0
1
0
1
1
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