ak8823 AKM Semiconductor, Inc., ak8823 Datasheet - Page 69

• Manufacturer Part Number: ak8823
• Description: Hdtv & Ntsc/pal Multi-format Encoder Sdtv/hdtv X2 Oversampling 5ch Dacs
• Manufacturer: AKM Semiconductor, Inc.

ASAHI KASEI
Video Process 1 Register (R/W) [Address 0x11]
Register to set Output signals
Sub Address 0x11
Video Process 1 Register Definition
VM3 – VM0 settings for each Standard are as follows.
MS0549-E-02
bit 0
bit 3
bit 4
bit 5
bit 6
bit 7
BIT
~
SDBBG
bit 7
NTSC
PAL-B,D,G,H,I
PAL-M
PAL-60
NTSC-4.43
0
SDSETUP
Register
SDCBG
SDBBG
Name
VM0
VM3
SCR
~
SDCBG
bit 6
0
< SD Block >
Video Mode 0 Register
Video Mode 3 Register
Sub Carrier Reset bit
Setup bit
Color Bar Generator bit
Black Burst Generator
SDSETUP
VM3:VM0
bit 5
0000
1111
0101
0111
0011
~
1
SCR
bit 4
R/W
R/W
R/W
R/W
R/W
R/W
1
Default Value
69
Definition
[VM1:VM0]-bit
00 : 3.57954545 MHz
01 : 3.57561188 MHz
10 : 3.5820558 MHz
11 : 4.43361875 MHz
[VM3:VM2]-bit
00 : 525/60
01 : 525/60 PAL (PAL-M etc.)
10 : Reserved
11 : 625/50 PAL (PAL-B,D,G,H,I,N)
to enable / disable Sub-carrier reset for each color sequence
0 : no sub-carrier reset is done.
1 : sub-carrier reset is enabled.
NTSC : reset at every 2 Frames.
PAL : reset at every 4 Frames.
to set the Set-Up
0 : no set-up
1 : 7.5 % set-up is added.
Even when the set-up is turned on, set-up ( Pedestal ) is not
added while Blanking Line is being output.
setting bit of On-Chip Color Bar
0 : input data is encoded.
1 : On-Chip Color Bar is output.
When SDBBG bit is set, SDBBG is prioritized.
to output Black Burst signal
0 : input data is encoded.
1 : Black Burst signal is output.
Even when SDCBG bit is set, SDBBG is prioritized.。
VM3
bit 3
0
VM2
bit 2
0
VM1
bit 1
0
Default Value 0x30
VM0
bit 0
2006/10
0
[AK8823]