ak8825 AKM Semiconductor, Inc., ak8825 Datasheet - Page 137

• Manufacturer Part Number: ak8825
• Description: Hd/sd Multi Format Video Encoder With 3ch Dac
• Manufacturer: AKM Semiconductor, Inc.

I/O Data Format Register (R/W) [Sub Address 0x0B]
[Common Register for all Function block]
to set input / output configuration
Sub Address 0x0B
Rev-E-00
bit 0
bit 1
bit 2
bit 3
bit 4
bit 5
bit 6
bit 7
HDSDMASE
BIT
~
~
bit 7
0
Register Name
CONVMOD0
CONVMOD1
HDSDMASE
INPFMT0
INPFMT1
Reserved
YC2RGB
DTFMT
~
~
YC2RGB
bit 6
0
Input Data Format bit
Convert Module Select
bit
Data Format bit
Reserved bit
YCbCr to RGB bit
HD/SD Master mode
Enable bit
Reserved
bit 5
0
DTFMT
R/W
R/W
R/W
R/W
R/W
R/W
R/W
bit 4
0
Default Value
to set input data bit width format
[INPFMT1: INPFMT0]
00: 8bit data input
01: 16bit data input
10: 18bit data input
11: prohibited to set
to select encoding block
CONVMOD[1:0]=
00: to select Composite Video Encoder Block
01: to select Component Video Encoder Block
10: to select High Speed DAC Block
11: Prohibited to set
to set Input data format
0: YCbCr data
1: RGB data
Reserved, write “0 “.
to set YCbCr to RGB data conversion
This mode only work at CONVMOD[1:0]=01.
0: no conversion
1: YCbCr to RGB conversion is worked
to set self-sync mode* in case of HDBBG-bit / HDCBG-bit /
SDBBG-bit / SDCBG-bit is set.
self-sync mode: working without HD/VD and EAV timing signal
0: no self-sync mode.
1: self-sync mode
137
Component Video Encoder Block becomes sleep mode
automatically.
Composite Video Encoder Block becomes sleep mode
automatically.
Composite Video Encoder Block and Component Video
Encoder Block becomes sleep mode automatically.
CONVMOD1
bit 3
0
CONVMOD0
bit 2
0
Definition
INPFMT1
bit 1
0
default Value 0x00
INPFMT0
bit 0
2008/03
0
[AK8825]