AK8850 Datasheet, PDF (89/99 Pages) Asahi Kasei Microsystems – NTSC Digital Video Decoder

ASAHI KASEI
[AK8850]
CLOSED-CAPTION 1 REGISTER / CLOSED-CAPTION 2 REGISTER ( R ) [ SUB ADDRESS 0x22 / 0x23 ]
These registers show the Closed-Caption information which is encoded on Line 21 / 22 ( 525 system / 625 system ).
Sub Address 0x22
bit 7
bit 6
bit 5
bit 4
CC7
CC6
CC5
CC4
Sub Address 0x23
bit 7
bit 6
CC15
CC14
bit 5
CC13
bit 4
CC12
Closed Caption 1 Register Definition
BIT Register Name
bit 0
CC0
~
~
Closed Caption Data bit
bit 7
CC7
Closed Caption 2 Register Definition
BIT Register Name
bit 0
CC8
~
~
Closed Caption Data bit
bit 7
CC15
bit 3
CC3
bit 2
CC2
bit 1
CC1
bit 3
CC11
bit 2
CC10
bit 1
CC9
R/W Definition
Closed Caption Data
R
R/W Definition
Closed Caption Data
R
bit 0
CC0
bit 0
CC8
EXTENDED DATA 1 REGISTER / EXTENDED DATA 2 REGISTER ( R ) [ SUB ADDRESS 0x24 /0x25 ]
These registers show the EXTENDED DATA information which is encoded on Line 284 / 335 ( 525 system / 625 system ).
Sub Address 0x24
bit 7
bit 6
EXT7
EXT6
bit 5
EXT5
bit 4
EXT4
bit 3
EXT3
bit 2
EXT2
bit 1
EXT1
bit 0
EXT0
Sub Address 0x25
bit 7
bit 6
EXT15
EXT14
bit 5
EXT13
bit 4
EXT12
bit 3
EXT11
bit 2
EXT10
bit 1
EXT9
bit 0
EXT8
Extended Data 1 Register Definition
BIT Register Name
bit 0
EXT0
~
~
Extended Data bit
bit 7
EXT7
Extended Data 2 Register Definition
BIT Register Name
bit 0
EXT8
~
~
Extended Data bit
bit 7
EXT15
R/W Definition
Extended Data
R
R/W Definition
Extended Data
R
Rev.0
89
2003/01