[AK4709]
■ Register Map
Addr Register Name
00H Control
01H Switch
02H Main Volume
03H Zerocross
04H Video switch
05H Video output enable
06H Video volume/clamp
07H S/F Blanking control
08H S/F Blanking monitor
09H Monitor mask
0AH DC restore
D7
0
VMUTE
0
0
0
CIO
D6
0
0
0
D5
0
VCR1
L5
CAL
VVCR2
VCRC
VCLP0
SBV1
FVCR1
0
D4
0
VCR0
L4
D3
AUTO
MONO
L3
D2
0
1
D1
MUTE
TV1
L1
MDT1
VTV1
TVR
0
FB1
SVCR1
MSVCR
1
D0
STBY
TV0
L0
MDT0
VTV0
TVV
0
L2
VMONO
0
0
MOD
VTV2
TVG
0
VVCR1
VCRV
VVCR0
TVB
TVFB
VCLP1
SBIO0
CLAMPB
SBIO1
CLAMP2 CLAMP1 CLAMP0
SBV0
TVMON
MTV
SBT1
VCMON
MVC
VCLP2
0
SBT0
FVCR0
MFVCR
FB0
SVCR0
0
0
0
0
0
0
0
MCOMN
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
0
0
1
0BH Reserved
0CH Reserved
0DH Volume
0
0
1
0
VOL3
VOL2
VOL1
VOL0
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 0DH.
■ Register Definitions
Addr Register Name
00H Control
R/W
D7
0
D6
0
D5
0
D4
0
D3
AUTO
D2
0
D1
MUTE
D0
STBY
R/W
Default
0
0
0
0
1
0
1
1
STBY: Standby control
0: Normal Operation
1: Standby Mode (default). All registers are not initialized.
AMP: Powered down and timings are reset.
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 VCRC: fixed to Hi-Z.
MUTE: 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: When the SBIO1 bit = “1”(default = “0”), the change of AUTO bit may cause a “L” pulse on INT pin.
MS1319-E-00
2011/07
- 30 -
AKM [ ASAHI KASEI MICROSYSTEMS ]
